diff --git a/include/crm/common/cmdline_internal.h b/include/crm/common/cmdline_internal.h index cbed6d63f4..e07db6b7fc 100644 --- a/include/crm/common/cmdline_internal.h +++ b/include/crm/common/cmdline_internal.h @@ -1,91 +1,113 @@ /* * Copyright 2019 the Pacemaker project contributors * * The version control history for this file may have further details. * * This source code is licensed under the GNU Lesser General Public License * version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY. */ #ifndef CMDLINE_INTERNAL__H #define CMDLINE_INTERNAL__H #ifdef __cplusplus extern "C" { #endif #include typedef struct { char *summary; gboolean version; gboolean quiet; unsigned int verbosity; char *output_ty; char *output_dest; } pcmk__common_args_t; /*! * \internal * \brief Create and return a GOptionContext containing the command line options * supported by all tools. * * \note Formatted output options will be added unless fmts is NULL. This allows * for using this function in tools that have not yet been converted to * formatted output. It should not be NULL in any tool that calls * pcmk__register_formats() as that function adds its own command line * options. * * \param[in,out] common_args A ::pcmk__common_args_t structure where the * results of handling command options will be written. * \param[in] fmts The help string for which formats are supported. */ GOptionContext * pcmk__build_arg_context(pcmk__common_args_t *common_args, const char *fmts); /*! * \internal * \brief Pre-process command line arguments to preserve compatibility with * getopt behavior. * * getopt and glib have slightly different behavior when it comes to processing * single command line arguments. getopt allows this: -x, while glib will * try to handle like it is additional single letter arguments. glib * prefers -x instead. * * This function scans argv, looking for any single letter command line options * (indicated by the 'special' parameter). When one is found, everything after * that argument to the next whitespace is converted into its own value. Single * letter command line options can come in a group after a single dash, but * this function will expand each group into many arguments. * * Long options and anything after "--" is preserved. The result of this function * can then be passed to ::g_option_context_parse_strv for actual processing. * * In pseudocode, this: * * pcmk__cmdline_preproc(4, ["-XbA", "--blah=foo", "-aF", "-Fval", "--", "--extra", "-args"], "aF") * * Would be turned into this: * * ["-X", "-b", "-A", "--blah=foo", "-a", "F", "-F", "val", "--", "--extra", "-args"] * * This function does not modify argv, and the return value is built of copies * of all the command line arguments. It is up to the caller to free this memory * after use. * * \param[in] argc The length of argv. * \param[in] argv The command line arguments. * \param[in] special Single-letter command line arguments that take a value. * These letters will all have pre-processing applied. */ char ** pcmk__cmdline_preproc(int argc, char **argv, const char *special); +/*! + * \internal + * \brief Process extra arguments as if they were provided by the user on the + * command line. + * + * \param[in,out] context The command line option processing context. + * \param[out] error A place for errors to be collected. + * \param[in] format The command line to be processed, potentially with + * format specifiers. + * \param[in] ... Arguments to be formatted. + * + * \note The first item in the list of arguments must be the name of the + * program, exactly as if the format string were coming from the + * command line. Otherwise, the first argument will be ignored. + * + * \return TRUE if processing succeeded, or FALSE otherwise. If FALSE, error + * should be checked and displayed to the user. + */ +G_GNUC_PRINTF(3, 4) +gboolean +pcmk__force_args(GOptionContext *context, GError **error, const char *format, ...); + #ifdef __cplusplus } #endif #endif diff --git a/lib/common/cmdline.c b/lib/common/cmdline.c index b2eb707fae..30ab8bbd4a 100644 --- a/lib/common/cmdline.c +++ b/lib/common/cmdline.c @@ -1,157 +1,184 @@ /* * Copyright 2019 the Pacemaker project contributors * * The version control history for this file may have further details. * * This source code is licensed under the GNU Lesser General Public License * version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY. */ +#ifndef _GNU_SOURCE +# define _GNU_SOURCE +#endif + #include #include +#include #include #include static gboolean bump_verbosity(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) { pcmk__common_args_t *common_args = (pcmk__common_args_t *) data; common_args->verbosity++; return TRUE; } static void free_common_args(gpointer data) { pcmk__common_args_t *common_args = (pcmk__common_args_t *) data; free(common_args->summary); free(common_args->output_ty); free(common_args->output_dest); } GOptionContext * pcmk__build_arg_context(pcmk__common_args_t *common_args, const char *fmts) { char *desc = crm_strdup_printf("Report bugs to %s\n", PACKAGE_BUGREPORT); GOptionContext *context; GOptionGroup *main_group; GOptionEntry main_entries[3] = { { "version", '$', 0, G_OPTION_ARG_NONE, &(common_args->version), "Display version information and exit.", NULL }, { "verbose", 'V', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, bump_verbosity, "Increase debug output (may be specified multiple times).", NULL }, { NULL } }; main_group = g_option_group_new(NULL, "Application Options:", NULL, common_args, free_common_args); g_option_group_add_entries(main_group, main_entries); context = g_option_context_new(NULL); g_option_context_set_summary(context, common_args->summary); g_option_context_set_description(context, desc); g_option_context_set_main_group(context, main_group); if (fmts != NULL) { GOptionEntry output_main_entries[3] = { { "output-as", 0, 0, G_OPTION_ARG_STRING, &(common_args->output_ty), NULL, "FORMAT" }, { "output-to", 0, 0, G_OPTION_ARG_STRING, &(common_args->output_dest), "Specify the destination for output, \"-\" for stdout or a filename.", "DEST" }, { NULL } }; output_main_entries[0].description = crm_strdup_printf("Specify the format for output, one of: %s", fmts); g_option_context_add_main_entries(context, output_main_entries, NULL); } free(desc); return context; } char ** pcmk__cmdline_preproc(int argc, char **argv, const char *special) { char **retval = NULL; GPtrArray *arr = g_ptr_array_new(); bool saw_dash_dash = false; for (int i = 0; i < argc; i++) { /* If this is the first time we saw "--" in the command line, set * a flag so we know to just copy everything after it over. We also * want to copy the "--" over so whatever actually parses the command * line when we're done knows where arguments end. */ if (saw_dash_dash == false && strcmp(argv[i], "--") == 0) { saw_dash_dash = true; } if (saw_dash_dash == true) { g_ptr_array_add(arr, strdup(argv[i])); continue; } /* This is a short argument, or perhaps several. Iterate over it * and explode them out into individual arguments. */ if (g_str_has_prefix(argv[i], "-") && !g_str_has_prefix(argv[i], "--")) { /* Skip over leading dash */ char *ch = argv[i]+1; while (*ch != '\0') { /* This is a special short argument that takes an option. getopt * allows values to be interspersed with a list of arguments, but * glib does not. Grab both the argument and its value and * separate them into a new argument. */ if (strchr(special, *ch) != NULL) { /* The argument does not occur at the end of this string of * arguments. Take everything through the end as its value. */ if (*(ch+1) != '\0') { g_ptr_array_add(arr, (gpointer) crm_strdup_printf("-%c", *ch)); g_ptr_array_add(arr, strdup(ch+1)); break; /* The argument occurs at the end of this string. Hopefully * whatever comes next in argv is its value. It may not be, * but that is not for us to decide. */ } else { g_ptr_array_add(arr, (gpointer) crm_strdup_printf("-%c", *ch)); ch++; } /* This is a regular short argument. Just copy it over. */ } else { g_ptr_array_add(arr, (gpointer) crm_strdup_printf("-%c", *ch)); ch++; } } /* This is a long argument, or an option, or something else. * Copy it over - everything else is copied, so this keeps it easy for * the caller to know what to do with the memory when it's done. */ } else { g_ptr_array_add(arr, strdup(argv[i])); } } /* Convert the GPtrArray into a char **, which the command line parsing * code knows how to deal with. Then we can free the array (but not its * contents). */ retval = calloc(arr->len+1, sizeof(char *)); for (int i = 0; i < arr->len; i++) { retval [i] = (char *) g_ptr_array_index(arr, i); } g_ptr_array_free(arr, FALSE); return retval; } + +G_GNUC_PRINTF(3, 4) +gboolean +pcmk__force_args(GOptionContext *context, GError **error, const char *format, ...) { + int len = 0; + char *buf = NULL; + gchar **extra_args = NULL; + va_list ap; + gboolean retval = TRUE; + + va_start(ap, format); + len = vasprintf(&buf, format, ap); + CRM_ASSERT(len > 0); + va_end(ap); + + extra_args = g_strsplit(buf, " ", -1); + retval = g_option_context_parse_strv(context, &extra_args, error); + + g_strfreev(extra_args); + free(buf); + return retval; +} diff --git a/lib/common/output_html.c b/lib/common/output_html.c index e45edd25d6..1a0ad5c69e 100644 --- a/lib/common/output_html.c +++ b/lib/common/output_html.c @@ -1,345 +1,345 @@ /* * Copyright 2019 the Pacemaker project contributors * * The version control history for this file may have further details. * * This source code is licensed under the GNU Lesser General Public License * version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY. */ #ifndef _GNU_SOURCE # define _GNU_SOURCE #endif #include #include #include #include #include #include #include #include static const char *stylesheet_default = ".bold { font-weight: bold }\n" ".warning { color: red, font-weight: bold }"; static gboolean cgi_output = FALSE; static int meta_refresh = 0; static char *stylesheet_link = NULL; static char *title = NULL; GOptionEntry pcmk__html_output_entries[] = { - { "cgi-output", 0, 0, G_OPTION_ARG_NONE, &cgi_output, + { "output-cgi", 0, 0, G_OPTION_ARG_NONE, &cgi_output, "Add text needed to use output in a CGI program", NULL }, - { "meta-refresh", 0, 0, G_OPTION_ARG_INT, &meta_refresh, + { "output-meta-refresh", 0, 0, G_OPTION_ARG_INT, &meta_refresh, "How often to refresh", "SECONDS" }, - { "stylesheet-link", 0, 0, G_OPTION_ARG_STRING, &stylesheet_link, + { "output-stylesheet-link", 0, 0, G_OPTION_ARG_STRING, &stylesheet_link, "Link to an external CSS stylesheet", "URI" }, - { "title", 0, 0, G_OPTION_ARG_STRING, &title, + { "output-title", 0, 0, G_OPTION_ARG_STRING, &title, "Page title (defaults to command line)", "TITLE" }, { NULL } }; typedef struct private_data_s { xmlNode *root; GQueue *parent_q; GSList *errors; } private_data_t; static void html_free_priv(pcmk__output_t *out) { private_data_t *priv = out->priv; if (priv == NULL) { return; } xmlFreeNode(priv->root); g_queue_free(priv->parent_q); g_slist_free(priv->errors); free(priv); } static bool html_init(pcmk__output_t *out) { private_data_t *priv = NULL; /* If html_init was previously called on this output struct, just return. */ if (out->priv != NULL) { return true; } else { out->priv = calloc(1, sizeof(private_data_t)); if (out->priv == NULL) { return false; } priv = out->priv; } priv->parent_q = g_queue_new(); priv->root = create_xml_node(NULL, "html"); xmlCreateIntSubset(priv->root->doc, (pcmkXmlStr) "html", NULL, NULL); xmlSetProp(priv->root, (pcmkXmlStr) "lang", (pcmkXmlStr) "en"); g_queue_push_tail(priv->parent_q, priv->root); priv->errors = NULL; pcmk__output_xml_create_parent(out, "body"); return true; } static void add_error_node(gpointer data, gpointer user_data) { char *str = (char *) data; pcmk__output_t *out = (pcmk__output_t *) user_data; out->list_item(out, NULL, str); } static void html_finish(pcmk__output_t *out, crm_exit_t exit_status, bool print, void **copy_dest) { private_data_t *priv = out->priv; htmlNodePtr head_node = NULL; htmlNodePtr charset_node = NULL; /* If root is NULL, html_init failed and we are being called from pcmk__output_free * in the pcmk__output_new path. */ if (priv->root == NULL) { return; } if (cgi_output && print) { fprintf(out->dest, "Content-Type: text/html\n\n"); } /* Add the head node last - it's not needed earlier because it doesn't contain * anything else that the user could add, and we want it done last to pick up * any options that may have been given. */ head_node = xmlNewNode(NULL, (pcmkXmlStr) "head"); if (title != NULL ) { pcmk_create_xml_text_node(head_node, "title", title); } else if (out->request != NULL) { pcmk_create_xml_text_node(head_node, "title", out->request); } charset_node = create_xml_node(head_node, "meta"); xmlSetProp(charset_node, (pcmkXmlStr) "charset", (pcmkXmlStr) "utf-8"); if (meta_refresh != 0) { htmlNodePtr refresh_node = create_xml_node(head_node, "meta"); xmlSetProp(refresh_node, (pcmkXmlStr) "http-equiv", (pcmkXmlStr) "refresh"); xmlSetProp(refresh_node, (pcmkXmlStr) "content", (pcmkXmlStr) crm_itoa(meta_refresh)); } /* Stylesheets are included two different ways. The first is via a built-in * default (see the stylesheet_default const above). The second is via the * "stylesheet-link" option, and this should obviously be a link to a * stylesheet. The second can override the first. At least one should be * given. */ pcmk_create_xml_text_node(head_node, "style", stylesheet_default); if (stylesheet_link != NULL) { htmlNodePtr link_node = create_xml_node(head_node, "link"); xmlSetProp(link_node, (pcmkXmlStr) "rel", (pcmkXmlStr) "stylesheet"); xmlSetProp(link_node, (pcmkXmlStr) "href", (pcmkXmlStr) stylesheet_link); } xmlAddPrevSibling(priv->root->children, head_node); if (g_slist_length(priv->errors) > 0) { out->begin_list(out, "Errors", NULL, NULL); g_slist_foreach(priv->errors, add_error_node, (gpointer) out); out->end_list(out); } if (print) { htmlDocDump(out->dest, priv->root->doc); } if (copy_dest != NULL) { *copy_dest = copy_xml(priv->root); } } static void html_reset(pcmk__output_t *out) { private_data_t *priv = out->priv; CRM_ASSERT(priv != NULL); htmlDocDump(out->dest, priv->root->doc); html_free_priv(out); html_init(out); } static void html_subprocess_output(pcmk__output_t *out, int exit_status, const char *proc_stdout, const char *proc_stderr) { char *rc_buf = NULL; private_data_t *priv = out->priv; CRM_ASSERT(priv != NULL); rc_buf = crm_strdup_printf("Return code: %d", exit_status); pcmk__output_create_xml_text_node(out, "h2", "Command Output"); pcmk__output_create_html_node(out, "div", NULL, NULL, rc_buf); if (proc_stdout != NULL) { pcmk__output_create_html_node(out, "div", NULL, NULL, "Stdout"); pcmk__output_create_html_node(out, "div", NULL, "output", proc_stdout); } if (proc_stderr != NULL) { pcmk__output_create_html_node(out, "div", NULL, NULL, "Stderr"); pcmk__output_create_html_node(out, "div", NULL, "output", proc_stderr); } free(rc_buf); } static void html_version(pcmk__output_t *out, bool extended) { private_data_t *priv = out->priv; CRM_ASSERT(priv != NULL); pcmk__output_create_xml_text_node(out, "h2", "Version Information"); pcmk__output_create_html_node(out, "div", NULL, NULL, "Program: Pacemaker"); pcmk__output_create_html_node(out, "div", NULL, NULL, crm_strdup_printf("Version: %s", PACEMAKER_VERSION)); pcmk__output_create_html_node(out, "div", NULL, NULL, "Author: Andrew Beekhof"); pcmk__output_create_html_node(out, "div", NULL, NULL, crm_strdup_printf("Build: %s", BUILD_VERSION)); pcmk__output_create_html_node(out, "div", NULL, NULL, crm_strdup_printf("Features: %s", CRM_FEATURES)); } G_GNUC_PRINTF(2, 3) static void html_err(pcmk__output_t *out, const char *format, ...) { private_data_t *priv = out->priv; int len = 0; char *buf = NULL; va_list ap; CRM_ASSERT(priv != NULL); va_start(ap, format); len = vasprintf(&buf, format, ap); CRM_ASSERT(len > 0); va_end(ap); priv->errors = g_slist_append(priv->errors, buf); } G_GNUC_PRINTF(2, 3) static void html_info(pcmk__output_t *out, const char *format, ...) { /* This function intentially left blank */ } static void html_output_xml(pcmk__output_t *out, const char *name, const char *buf) { htmlNodePtr node = NULL; private_data_t *priv = out->priv; CRM_ASSERT(priv != NULL); node = pcmk__output_create_html_node(out, "pre", NULL, NULL, buf); xmlSetProp(node, (pcmkXmlStr) "lang", (pcmkXmlStr) "xml"); } static void html_begin_list(pcmk__output_t *out, const char *name, const char *singular_noun, const char *plural_noun) { private_data_t *priv = out->priv; CRM_ASSERT(priv != NULL); if (name != NULL) { pcmk__output_create_xml_text_node(out, "h2", name); } pcmk__output_xml_create_parent(out, "ul"); } static void html_list_item(pcmk__output_t *out, const char *name, const char *content) { private_data_t *priv = out->priv; htmlNodePtr item_node = NULL; CRM_ASSERT(priv != NULL); item_node = pcmk__output_create_xml_text_node(out, "li", content); if (name != NULL) { xmlSetProp(item_node, (pcmkXmlStr) "class", (pcmkXmlStr) name); } } static void html_end_list(pcmk__output_t *out) { private_data_t *priv = out->priv; CRM_ASSERT(priv != NULL); g_queue_pop_tail(priv->parent_q); } pcmk__output_t * pcmk__mk_html_output(char **argv) { pcmk__output_t *retval = calloc(1, sizeof(pcmk__output_t)); if (retval == NULL) { return NULL; } retval->fmt_name = "html"; retval->request = g_strjoinv(" ", argv); retval->supports_quiet = false; retval->init = html_init; retval->free_priv = html_free_priv; retval->finish = html_finish; retval->reset = html_reset; retval->register_message = pcmk__register_message; retval->message = pcmk__call_message; retval->subprocess_output = html_subprocess_output; retval->version = html_version; retval->info = html_info; retval->err = html_err; retval->output_xml = html_output_xml; retval->begin_list = html_begin_list; retval->list_item = html_list_item; retval->end_list = html_end_list; return retval; } xmlNodePtr pcmk__output_create_html_node(pcmk__output_t *out, const char *element_name, const char *id, const char *class_name, const char *text) { htmlNodePtr node = pcmk__output_create_xml_text_node(out, element_name, text); if (class_name != NULL) { xmlSetProp(node, (pcmkXmlStr) "class", (pcmkXmlStr) class_name); } if (id != NULL) { xmlSetProp(node, (pcmkXmlStr) "id", (pcmkXmlStr) id); } return node; } diff --git a/lib/common/output_text.c b/lib/common/output_text.c index 5dd9faeac1..93a9f2bece 100644 --- a/lib/common/output_text.c +++ b/lib/common/output_text.c @@ -1,266 +1,266 @@ /* * Copyright 2019 the Pacemaker project contributors * * The version control history for this file may have further details. * * This source code is licensed under the GNU Lesser General Public License * version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY. */ #include #include #include #include static gboolean fancy = FALSE; GOptionEntry pcmk__text_output_entries[] = { - { "fancy", 0, 0, G_OPTION_ARG_NONE, &fancy, + { "output-fancy", 0, 0, G_OPTION_ARG_NONE, &fancy, "Use more highly formatted output", NULL }, { NULL } }; typedef struct text_list_data_s { unsigned int len; char *singular_noun; char *plural_noun; } text_list_data_t; typedef struct private_data_s { GQueue *parent_q; } private_data_t; static void text_free_priv(pcmk__output_t *out) { private_data_t *priv = out->priv; if (priv == NULL) { return; } g_queue_free(priv->parent_q); free(priv); } static bool text_init(pcmk__output_t *out) { private_data_t *priv = NULL; /* If text_init was previously called on this output struct, just return. */ if (out->priv != NULL) { return true; } else { out->priv = calloc(1, sizeof(private_data_t)); if (out->priv == NULL) { return false; } priv = out->priv; } priv->parent_q = g_queue_new(); return true; } static void text_finish(pcmk__output_t *out, crm_exit_t exit_status, bool print, void **copy_dest) { /* This function intentionally left blank */ } static void text_reset(pcmk__output_t *out) { CRM_ASSERT(out->priv != NULL); text_free_priv(out); text_init(out); } static void text_subprocess_output(pcmk__output_t *out, int exit_status, const char *proc_stdout, const char *proc_stderr) { if (proc_stdout != NULL) { fprintf(out->dest, "%s\n", proc_stdout); } if (proc_stderr != NULL) { fprintf(out->dest, "%s\n", proc_stderr); } } static void text_version(pcmk__output_t *out, bool extended) { if (extended) { fprintf(out->dest, "Pacemaker %s (Build: %s): %s\n", PACEMAKER_VERSION, BUILD_VERSION, CRM_FEATURES); } else { fprintf(out->dest, "Pacemaker %s\n", PACEMAKER_VERSION); fprintf(out->dest, "Written by Andrew Beekhof\n"); } } G_GNUC_PRINTF(2, 3) static void text_err(pcmk__output_t *out, const char *format, ...) { va_list ap; int len = 0; va_start(ap, format); /* Informational output does not get indented, to separate it from other * potentially indented list output. */ len = vfprintf(stderr, format, ap); CRM_ASSERT(len > 0); va_end(ap); /* Add a newline. */ fprintf(stderr, "\n"); } G_GNUC_PRINTF(2, 3) static void text_info(pcmk__output_t *out, const char *format, ...) { va_list ap; int len = 0; va_start(ap, format); /* Informational output does not get indented, to separate it from other * potentially indented list output. */ len = vfprintf(out->dest, format, ap); CRM_ASSERT(len > 0); va_end(ap); /* Add a newline. */ fprintf(out->dest, "\n"); } static void text_output_xml(pcmk__output_t *out, const char *name, const char *buf) { private_data_t *priv = out->priv; CRM_ASSERT(priv != NULL); pcmk__indented_printf(out, "%s", buf); } static void text_begin_list(pcmk__output_t *out, const char *name, const char *singular_noun, const char *plural_noun) { private_data_t *priv = out->priv; text_list_data_t *new_list = NULL; CRM_ASSERT(priv != NULL); if (fancy) { pcmk__indented_printf(out, "%s:\n", name); } new_list = calloc(1, sizeof(text_list_data_t)); new_list->len = 0; new_list->singular_noun = singular_noun == NULL ? NULL : strdup(singular_noun); new_list->plural_noun = plural_noun == NULL ? NULL : strdup(plural_noun); g_queue_push_tail(priv->parent_q, new_list); } static void text_list_item(pcmk__output_t *out, const char *id, const char *content) { private_data_t *priv = out->priv; CRM_ASSERT(priv != NULL); if (fancy) { if (id != NULL) { pcmk__indented_printf(out, "* %s: %s\n", id, content); } else { pcmk__indented_printf(out, "* %s\n", content); } } else { fprintf(out->dest, "%s\n", content); } ((text_list_data_t *) g_queue_peek_tail(priv->parent_q))->len++; } static void text_end_list(pcmk__output_t *out) { private_data_t *priv = out->priv; text_list_data_t *node = NULL; CRM_ASSERT(priv != NULL); node = g_queue_pop_tail(priv->parent_q); if (node->singular_noun != NULL && node->plural_noun != NULL) { if (node->len == 1) { pcmk__indented_printf(out, "%d %s found\n", node->len, node->singular_noun); } else { pcmk__indented_printf(out, "%d %s found\n", node->len, node->plural_noun); } } free(node); } pcmk__output_t * pcmk__mk_text_output(char **argv) { pcmk__output_t *retval = calloc(1, sizeof(pcmk__output_t)); if (retval == NULL) { return NULL; } retval->fmt_name = "text"; retval->request = g_strjoinv(" ", argv); retval->supports_quiet = true; retval->init = text_init; retval->free_priv = text_free_priv; retval->finish = text_finish; retval->reset = text_reset; retval->register_message = pcmk__register_message; retval->message = pcmk__call_message; retval->subprocess_output = text_subprocess_output; retval->version = text_version; retval->info = text_info; retval->err = text_err; retval->output_xml = text_output_xml; retval->begin_list = text_begin_list; retval->list_item = text_list_item; retval->end_list = text_end_list; return retval; } G_GNUC_PRINTF(2, 3) void pcmk__indented_printf(pcmk__output_t *out, const char *format, ...) { va_list ap; int len = 0; if (fancy) { int level = 0; private_data_t *priv = out->priv; CRM_ASSERT(priv != NULL); level = g_queue_get_length(priv->parent_q); for (int i = 0; i < level; i++) { putc('\t', out->dest); } if (level > 0) { fprintf(out->dest, "* "); } } va_start(ap, format); len = vfprintf(out->dest, format, ap); CRM_ASSERT(len > 0); va_end(ap); } diff --git a/lib/common/output_xml.c b/lib/common/output_xml.c index f9085492b4..7fb492eef6 100644 --- a/lib/common/output_xml.c +++ b/lib/common/output_xml.c @@ -1,339 +1,368 @@ /* * Copyright 2019 the Pacemaker project contributors * * The version control history for this file may have further details. * * This source code is licensed under the GNU Lesser General Public License * version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY. */ #ifndef _GNU_SOURCE # define _GNU_SOURCE #endif +#include #include #include #include #include #include #include #include #include +static gboolean legacy_xml = FALSE; + GOptionEntry pcmk__xml_output_entries[] = { + { "output-legacy-xml", 0, G_OPTION_FLAG_HIDDEN, G_OPTION_ARG_NONE, &legacy_xml, + NULL, + NULL }, + { NULL } }; typedef struct private_data_s { xmlNode *root; GQueue *parent_q; GSList *errors; + bool legacy_xml; } private_data_t; static void xml_free_priv(pcmk__output_t *out) { private_data_t *priv = out->priv; if (priv == NULL) { return; } xmlFreeNode(priv->root); g_queue_free(priv->parent_q); g_slist_free(priv->errors); free(priv); } static bool xml_init(pcmk__output_t *out) { private_data_t *priv = NULL; /* If xml_init was previously called on this output struct, just return. */ if (out->priv != NULL) { return true; } else { out->priv = calloc(1, sizeof(private_data_t)); if (out->priv == NULL) { return false; } priv = out->priv; } - priv->root = create_xml_node(NULL, "pacemaker-result"); - xmlSetProp(priv->root, (pcmkXmlStr) "api-version", (pcmkXmlStr) PCMK__API_VERSION); + if (legacy_xml) { + priv->root = create_xml_node(NULL, "crm_mon"); + xmlSetProp(priv->root, (pcmkXmlStr) "version", (pcmkXmlStr) VERSION); + } else { + priv->root = create_xml_node(NULL, "pacemaker-result"); + xmlSetProp(priv->root, (pcmkXmlStr) "api-version", (pcmkXmlStr) PCMK__API_VERSION); - if (out->request != NULL) { - xmlSetProp(priv->root, (pcmkXmlStr) "request", (pcmkXmlStr) out->request); + if (out->request != NULL) { + xmlSetProp(priv->root, (pcmkXmlStr) "request", (pcmkXmlStr) out->request); + } } priv->parent_q = g_queue_new(); priv->errors = NULL; g_queue_push_tail(priv->parent_q, priv->root); + /* Copy this from the file-level variable. This means that it is only settable + * as a command line option, and that pcmk__output_new must be called after all + * command line processing is completed. + */ + priv->legacy_xml = legacy_xml; + return true; } static void add_error_node(gpointer data, gpointer user_data) { char *str = (char *) data; xmlNodePtr node = (xmlNodePtr) user_data; pcmk_create_xml_text_node(node, "error", str); } static void xml_finish(pcmk__output_t *out, crm_exit_t exit_status, bool print, void **copy_dest) { xmlNodePtr node; - char *rc_as_str = NULL; private_data_t *priv = out->priv; /* If root is NULL, xml_init failed and we are being called from pcmk__output_free * in the pcmk__output_new path. */ if (priv->root == NULL) { return; } - rc_as_str = crm_itoa(exit_status); + if (!legacy_xml) { + char *rc_as_str = crm_itoa(exit_status); - node = create_xml_node(priv->root, "status"); - xmlSetProp(node, (pcmkXmlStr) "code", (pcmkXmlStr) rc_as_str); - xmlSetProp(node, (pcmkXmlStr) "message", (pcmkXmlStr) crm_exit_str(exit_status)); + node = create_xml_node(priv->root, "status"); + xmlSetProp(node, (pcmkXmlStr) "code", (pcmkXmlStr) rc_as_str); + xmlSetProp(node, (pcmkXmlStr) "message", (pcmkXmlStr) crm_exit_str(exit_status)); + + if (g_slist_length(priv->errors) > 0) { + xmlNodePtr errors_node = create_xml_node(node, "errors"); + g_slist_foreach(priv->errors, add_error_node, (gpointer) errors_node); + } - if (g_slist_length(priv->errors) > 0) { - xmlNodePtr errors_node = create_xml_node(node, "errors"); - g_slist_foreach(priv->errors, add_error_node, (gpointer) errors_node); + free(rc_as_str); } if (print) { char *buf = dump_xml_formatted_with_text(priv->root); fprintf(out->dest, "%s", buf); free(buf); } if (copy_dest != NULL) { *copy_dest = copy_xml(priv->root); } - - free(rc_as_str); } static void xml_reset(pcmk__output_t *out) { char *buf = NULL; private_data_t *priv = out->priv; CRM_ASSERT(priv != NULL); buf = dump_xml_formatted_with_text(priv->root); fprintf(out->dest, "%s", buf); free(buf); xml_free_priv(out); xml_init(out); } static void xml_subprocess_output(pcmk__output_t *out, int exit_status, const char *proc_stdout, const char *proc_stderr) { xmlNodePtr node, child_node; char *rc_as_str = NULL; rc_as_str = crm_itoa(exit_status); node = pcmk__output_xml_create_parent(out, "command"); xmlSetProp(node, (pcmkXmlStr) "code", (pcmkXmlStr) rc_as_str); if (proc_stdout != NULL) { child_node = pcmk_create_xml_text_node(node, "output", proc_stdout); xmlSetProp(child_node, (pcmkXmlStr) "source", (pcmkXmlStr) "stdout"); } if (proc_stderr != NULL) { child_node = pcmk_create_xml_text_node(node, "output", proc_stderr); xmlSetProp(child_node, (pcmkXmlStr) "source", (pcmkXmlStr) "stderr"); } pcmk__output_xml_add_node(out, node); free(rc_as_str); } static void xml_version(pcmk__output_t *out, bool extended) { xmlNodePtr node; private_data_t *priv = out->priv; CRM_ASSERT(priv != NULL); node = pcmk__output_create_xml_node(out, "version"); xmlSetProp(node, (pcmkXmlStr) "program", (pcmkXmlStr) "Pacemaker"); xmlSetProp(node, (pcmkXmlStr) "version", (pcmkXmlStr) PACEMAKER_VERSION); xmlSetProp(node, (pcmkXmlStr) "author", (pcmkXmlStr) "Andrew Beekhof"); xmlSetProp(node, (pcmkXmlStr) "build", (pcmkXmlStr) BUILD_VERSION); xmlSetProp(node, (pcmkXmlStr) "features", (pcmkXmlStr) CRM_FEATURES); } G_GNUC_PRINTF(2, 3) static void xml_err(pcmk__output_t *out, const char *format, ...) { private_data_t *priv = out->priv; int len = 0; char *buf = NULL; va_list ap; CRM_ASSERT(priv != NULL); va_start(ap, format); len = vasprintf(&buf, format, ap); CRM_ASSERT(len > 0); va_end(ap); priv->errors = g_slist_append(priv->errors, buf); } G_GNUC_PRINTF(2, 3) static void xml_info(pcmk__output_t *out, const char *format, ...) { /* This function intentially left blank */ } static void xml_output_xml(pcmk__output_t *out, const char *name, const char *buf) { xmlNodePtr parent = NULL; xmlNodePtr cdata_node = NULL; private_data_t *priv = out->priv; CRM_ASSERT(priv != NULL); parent = pcmk__output_create_xml_node(out, name); cdata_node = xmlNewCDataBlock(getDocPtr(parent), (pcmkXmlStr) buf, strlen(buf)); xmlAddChild(parent, cdata_node); } static void xml_begin_list(pcmk__output_t *out, const char *name, const char *singular_noun, const char *plural_noun) { - xmlNodePtr list_node = NULL; + if (legacy_xml) { + pcmk__output_xml_create_parent(out, name); + } else { + xmlNodePtr list_node = NULL; - list_node = pcmk__output_xml_create_parent(out, "list"); - xmlSetProp(list_node, (pcmkXmlStr) "name", (pcmkXmlStr) name); + list_node = pcmk__output_xml_create_parent(out, "list"); + xmlSetProp(list_node, (pcmkXmlStr) "name", (pcmkXmlStr) name); + } } static void xml_list_item(pcmk__output_t *out, const char *name, const char *content) { private_data_t *priv = out->priv; xmlNodePtr item_node = NULL; CRM_ASSERT(priv != NULL); item_node = pcmk__output_create_xml_text_node(out, "item", content); xmlSetProp(item_node, (pcmkXmlStr) "name", (pcmkXmlStr) name); } static void xml_end_list(pcmk__output_t *out) { - char *buf = NULL; private_data_t *priv = out->priv; - xmlNodePtr node; CRM_ASSERT(priv != NULL); - node = g_queue_pop_tail(priv->parent_q); - buf = crm_strdup_printf("%lu", xmlChildElementCount(node)); - xmlSetProp(node, (pcmkXmlStr) "count", (pcmkXmlStr) buf); - free(buf); + if (priv->legacy_xml) { + g_queue_pop_tail(priv->parent_q); + } else { + char *buf = NULL; + xmlNodePtr node; + + node = g_queue_pop_tail(priv->parent_q); + buf = crm_strdup_printf("%lu", xmlChildElementCount(node)); + xmlSetProp(node, (pcmkXmlStr) "count", (pcmkXmlStr) buf); + free(buf); + } } pcmk__output_t * pcmk__mk_xml_output(char **argv) { pcmk__output_t *retval = calloc(1, sizeof(pcmk__output_t)); if (retval == NULL) { return NULL; } retval->fmt_name = "xml"; retval->request = g_strjoinv(" ", argv); retval->supports_quiet = false; retval->init = xml_init; retval->free_priv = xml_free_priv; retval->finish = xml_finish; retval->reset = xml_reset; retval->register_message = pcmk__register_message; retval->message = pcmk__call_message; retval->subprocess_output = xml_subprocess_output; retval->version = xml_version; retval->info = xml_info; retval->err = xml_err; retval->output_xml = xml_output_xml; retval->begin_list = xml_begin_list; retval->list_item = xml_list_item; retval->end_list = xml_end_list; return retval; } xmlNodePtr pcmk__output_xml_create_parent(pcmk__output_t *out, const char *name) { xmlNodePtr node = pcmk__output_create_xml_node(out, name); pcmk__output_xml_push_parent(out, node); return node; } void pcmk__output_xml_add_node(pcmk__output_t *out, xmlNodePtr node) { private_data_t *priv = out->priv; CRM_ASSERT(priv != NULL); CRM_ASSERT(node != NULL); xmlAddChild(g_queue_peek_tail(priv->parent_q), node); } xmlNodePtr pcmk__output_create_xml_node(pcmk__output_t *out, const char *name) { private_data_t *priv = out->priv; CRM_ASSERT(priv != NULL); return create_xml_node(g_queue_peek_tail(priv->parent_q), name); } xmlNodePtr pcmk__output_create_xml_text_node(pcmk__output_t *out, const char *name, const char *content) { xmlNodePtr node = pcmk__output_create_xml_node(out, name); xmlNodeSetContent(node, (pcmkXmlStr) content); return node; } void pcmk__output_xml_push_parent(pcmk__output_t *out, xmlNodePtr parent) { private_data_t *priv = out->priv; CRM_ASSERT(priv != NULL); CRM_ASSERT(parent != NULL); g_queue_push_tail(priv->parent_q, parent); } void pcmk__output_xml_pop_parent(pcmk__output_t *out) { private_data_t *priv = out->priv; CRM_ASSERT(priv != NULL); CRM_ASSERT(g_queue_get_length(priv->parent_q) > 0); g_queue_pop_tail(priv->parent_q); } xmlNodePtr pcmk__output_xml_peek_parent(pcmk__output_t *out) { private_data_t *priv = out->priv; CRM_ASSERT(priv != NULL); /* If queue is empty NULL will be returned */ return g_queue_peek_tail(priv->parent_q); } diff --git a/tools/Makefile.am b/tools/Makefile.am index 3b65984b25..655e5c7816 100644 --- a/tools/Makefile.am +++ b/tools/Makefile.am @@ -1,151 +1,151 @@ # # Copyright 2004-2019 the Pacemaker project contributors # # The version control history for this file may have further details. # # This source code is licensed under the GNU General Public License version 2 # or later (GPLv2+) WITHOUT ANY WARRANTY. # include $(top_srcdir)/Makefile.common if BUILD_SYSTEMD systemdunit_DATA = crm_mon.service endif noinst_HEADERS = crm_mon.h crm_resource.h pcmkdir = $(datadir)/$(PACKAGE) pcmk_DATA = report.common report.collector sbin_SCRIPTS = crm_report crm_standby crm_master crm_failcount if BUILD_CIBSECRETS sbin_SCRIPTS += cibsecret endif EXTRA_DIST = $(sbin_SCRIPTS) stonith_admin.8.inc sbin_PROGRAMS = attrd_updater \ cibadmin \ crmadmin \ crm_simulate \ crm_attribute \ crm_diff \ crm_error \ crm_mon \ crm_node \ crm_resource \ crm_rule \ crm_shadow \ crm_verify \ crm_ticket \ iso8601 \ stonith_admin if BUILD_SERVICELOG sbin_PROGRAMS += notifyServicelogEvent endif if BUILD_OPENIPMI_SERVICELOG sbin_PROGRAMS += ipmiservicelogd endif ## SOURCES MAN8DEPS = crm_attribute crm_node crmadmin_SOURCES = crmadmin.c crmadmin_LDADD = $(top_builddir)/lib/pengine/libpe_status.la \ $(top_builddir)/lib/cib/libcib.la \ $(top_builddir)/lib/common/libcrmcommon.la crm_error_SOURCES = crm_error.c crm_error_LDADD = $(top_builddir)/lib/common/libcrmcommon.la cibadmin_SOURCES = cibadmin.c cibadmin_LDADD = $(top_builddir)/lib/cib/libcib.la \ $(top_builddir)/lib/common/libcrmcommon.la crm_shadow_SOURCES = crm_shadow.c crm_shadow_LDADD = $(top_builddir)/lib/cib/libcib.la \ $(top_builddir)/lib/common/libcrmcommon.la crm_node_SOURCES = crm_node.c crm_node_LDADD = $(top_builddir)/lib/cib/libcib.la \ $(top_builddir)/lib/common/libcrmcommon.la crm_simulate_SOURCES = crm_simulate.c crm_simulate_LDADD = $(top_builddir)/lib/pengine/libpe_status.la \ $(top_builddir)/lib/pacemaker/libpacemaker.la \ $(top_builddir)/lib/cib/libcib.la \ $(top_builddir)/lib/common/libcrmcommon.la crm_diff_SOURCES = crm_diff.c crm_diff_LDADD = $(top_builddir)/lib/common/libcrmcommon.la -crm_mon_SOURCES = crm_mon.c crm_mon_print.c crm_mon_runtime.c +crm_mon_SOURCES = crm_mon.c crm_mon_curses.c crm_mon_print.c crm_mon_runtime.c crm_mon_LDADD = $(top_builddir)/lib/pengine/libpe_status.la \ $(top_builddir)/lib/fencing/libstonithd.la \ $(top_builddir)/lib/pacemaker/libpacemaker.la \ $(top_builddir)/lib/cib/libcib.la \ $(top_builddir)/lib/common/libcrmcommon.la \ $(CURSESLIBS) # Arguments could be made that this should live in crm/pengine crm_verify_SOURCES = crm_verify.c crm_verify_LDADD = $(top_builddir)/lib/pengine/libpe_status.la \ $(top_builddir)/lib/pacemaker/libpacemaker.la \ $(top_builddir)/lib/cib/libcib.la \ $(top_builddir)/lib/common/libcrmcommon.la crm_attribute_SOURCES = crm_attribute.c crm_attribute_LDADD = $(top_builddir)/lib/cluster/libcrmcluster.la \ $(top_builddir)/lib/cib/libcib.la \ $(top_builddir)/lib/common/libcrmcommon.la crm_resource_SOURCES = crm_resource.c crm_resource_ban.c crm_resource_runtime.c crm_resource_print.c crm_resource_LDADD = $(top_builddir)/lib/pengine/libpe_rules.la \ $(top_builddir)/lib/fencing/libstonithd.la \ $(top_builddir)/lib/lrmd/liblrmd.la \ $(top_builddir)/lib/services/libcrmservice.la \ $(top_builddir)/lib/pengine/libpe_status.la \ $(top_builddir)/lib/pacemaker/libpacemaker.la \ $(top_builddir)/lib/cib/libcib.la \ $(top_builddir)/lib/common/libcrmcommon.la crm_rule_SOURCES = crm_rule.c crm_rule_LDADD = $(top_builddir)/lib/cib/libcib.la \ $(top_builddir)/lib/pengine/libpe_rules.la \ $(top_builddir)/lib/pengine/libpe_status.la \ $(top_builddir)/lib/common/libcrmcommon.la iso8601_SOURCES = iso8601.c iso8601_LDADD = $(top_builddir)/lib/common/libcrmcommon.la attrd_updater_SOURCES = attrd_updater.c attrd_updater_LDADD = $(top_builddir)/lib/common/libcrmcommon.la crm_ticket_SOURCES = crm_ticket.c crm_ticket_LDADD = $(top_builddir)/lib/pengine/libpe_rules.la \ $(top_builddir)/lib/pengine/libpe_status.la \ $(top_builddir)/lib/pacemaker/libpacemaker.la \ $(top_builddir)/lib/cib/libcib.la \ $(top_builddir)/lib/common/libcrmcommon.la stonith_admin_SOURCES = stonith_admin.c stonith_admin_LDADD = $(top_builddir)/lib/common/libcrmcommon.la \ $(top_builddir)/lib/cib/libcib.la \ $(top_builddir)/lib/pengine/libpe_status.la \ $(top_builddir)/lib/fencing/libstonithd.la if BUILD_SERVICELOG notifyServicelogEvent_SOURCES = notifyServicelogEvent.c notifyServicelogEvent_CFLAGS = $(SERVICELOG_CFLAGS) notifyServicelogEvent_LDADD = $(top_builddir)/lib/common/libcrmcommon.la $(SERVICELOG_LIBS) endif if BUILD_OPENIPMI_SERVICELOG ipmiservicelogd_SOURCES = ipmiservicelogd.c ipmiservicelogd_CFLAGS = $(OPENIPMI_SERVICELOG_CFLAGS) $(SERVICELOG_CFLAGS) ipmiservicelogd_LDFLAGS = $(top_builddir)/lib/common/libcrmcommon.la $(OPENIPMI_SERVICELOG_LIBS) $(SERVICELOG_LIBS) endif CLEANFILES = $(man8_MANS) diff --git a/tools/crm_mon.c b/tools/crm_mon.c index 59c2c567d7..798a3c2390 100644 --- a/tools/crm_mon.c +++ b/tools/crm_mon.c @@ -1,1764 +1,1897 @@ /* * Copyright 2004-2019 the Pacemaker project contributors * * The version control history for this file may have further details. * * This source code is licensed under the GNU General Public License version 2 * or later (GPLv2+) WITHOUT ANY WARRANTY. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include /* crm_ends_with_ext */ #include #include #include +#include #include #include #include #include #include #include #include +#include #include "crm_mon.h" /* * Definitions indicating which items to print */ static unsigned int show = mon_show_default; /* * Definitions indicating how to output */ -static mon_output_format_t output_format = mon_output_console; +static mon_output_format_t output_format = mon_output_unset; static char *output_filename = NULL; /* if sending output to a file, its name */ /* other globals */ static GMainLoop *mainloop = NULL; static guint timer_id = 0; static mainloop_timer_t *refresh_timer = NULL; static pe_working_set_t *mon_data_set = NULL; static cib_t *cib = NULL; static stonith_t *st = NULL; static xmlNode *current_cib = NULL; +static pcmk__common_args_t *args = NULL; +static pcmk__output_t *out = NULL; static GOptionContext *context = NULL; -#if CURSES_ENABLED -static gboolean curses_console_initialized = FALSE; -#endif - /* FIXME allow, detect, and correctly interpret glob pattern or regex? */ const char *print_neg_location_prefix = ""; long last_refresh = 0; crm_trigger_t *refresh_trigger = NULL; +static pcmk__supported_format_t formats[] = { +#if CURSES_ENABLED + CRM_MON_SUPPORTED_FORMAT_CURSES, +#endif + PCMK__SUPPORTED_FORMAT_HTML, + PCMK__SUPPORTED_FORMAT_NONE, + PCMK__SUPPORTED_FORMAT_TEXT, + PCMK__SUPPORTED_FORMAT_XML, + { NULL, NULL, NULL } +}; + /* Define exit codes for monitoring-compatible output * For nagios plugins, the possibilities are * OK=0, WARN=1, CRIT=2, and UNKNOWN=3 */ #define MON_STATUS_WARN CRM_EX_ERROR #define MON_STATUS_CRIT CRM_EX_INVALID_PARAM #define MON_STATUS_UNKNOWN CRM_EX_UNIMPLEMENT_FEATURE struct { int reconnect_msec; int fence_history_level; int verbose; gboolean daemonize; gboolean show_bans; char *pid_file; char *external_agent; char *external_recipient; unsigned int mon_ops; } options = { .reconnect_msec = 5000, .fence_history_level = 1, .mon_ops = mon_op_default }; static void clean_up_connections(void); static crm_exit_t clean_up(crm_exit_t exit_code); static void crm_diff_update(const char *event, xmlNode * msg); static gboolean mon_refresh_display(gpointer user_data); static int cib_connect(gboolean full); static void mon_st_callback_event(stonith_t * st, stonith_event_t * e); static void mon_st_callback_display(stonith_t * st, stonith_event_t * e); static void kick_refresh(gboolean data_updated); static gboolean as_cgi_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) { + if (args->output_ty != NULL) { + free(args->output_ty); + } + + args->output_ty = strdup("html"); output_format = mon_output_cgi; options.mon_ops |= mon_op_one_shot; return TRUE; } static gboolean as_html_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) { if (optarg == NULL) { g_set_error(error, G_OPTION_ERROR, 1, "--as-html requires filename"); return FALSE; } + if (args->output_ty != NULL) { + free(args->output_ty); + } + + args->output_ty = strdup("html"); output_format = mon_output_html; output_filename = strdup(optarg); umask(S_IWGRP | S_IWOTH); return TRUE; } static gboolean as_simple_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) { + if (args->output_ty != NULL) { + free(args->output_ty); + } + + args->output_ty = strdup("text"); output_format = mon_output_monitor; options.mon_ops |= mon_op_one_shot; return TRUE; } static gboolean as_xml_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) { - output_format = mon_output_xml; + if (args->output_ty != NULL) { + free(args->output_ty); + } + + args->output_ty = strdup("xml"); + output_format = mon_output_legacy_xml; options.mon_ops |= mon_op_one_shot; return TRUE; } static gboolean fence_history_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) { int rc = crm_atoi(optarg, "2"); if (rc == -1 || rc > 3) { g_set_error(error, G_OPTION_ERROR, CRM_EX_INVALID_PARAM, "Fence history must be 0-3"); return FALSE; } else { options.fence_history_level = rc; } return TRUE; } static gboolean group_by_node_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) { options.mon_ops |= mon_op_group_by_node; return TRUE; } static gboolean hide_headers_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) { show &= ~mon_show_headers; return TRUE; } static gboolean inactive_resources_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) { options.mon_ops |= mon_op_inactive_resources; return TRUE; } static gboolean no_curses_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) { - if (output_format == mon_output_console) { - output_format = mon_output_plain; - } - + output_format = mon_output_plain; return TRUE; } static gboolean one_shot_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) { + if (args->output_ty != NULL) { + free(args->output_ty); + } + + args->output_ty = strdup("text"); + output_format = mon_output_plain; options.mon_ops |= mon_op_one_shot; return TRUE; } static gboolean print_brief_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) { options.mon_ops |= mon_op_print_brief; return TRUE; } static gboolean print_clone_detail_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) { options.mon_ops |= mon_op_print_clone_detail; return TRUE; } static gboolean print_pending_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) { options.mon_ops |= mon_op_print_pending; return TRUE; } static gboolean reconnect_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) { int rc = crm_get_msec(optarg); if (rc == -1) { g_set_error(error, G_OPTION_ERROR, CRM_EX_INVALID_PARAM, "Invalid value for -i: %s", optarg); return FALSE; } else { options.reconnect_msec = crm_get_msec(optarg); } return TRUE; } static gboolean show_attributes_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) { show |= mon_show_attributes; return TRUE; } static gboolean show_bans_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) { show |= mon_show_bans; if (optarg != NULL) { print_neg_location_prefix = optarg; } return TRUE; } static gboolean show_failcounts_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) { show |= mon_show_failcounts; return TRUE; } static gboolean show_operations_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) { show |= mon_show_operations; return TRUE; } static gboolean show_tickets_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) { show |= mon_show_tickets; return TRUE; } static gboolean use_cib_file_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) { setenv("CIB_file", optarg, 1); options.mon_ops |= mon_op_one_shot; return TRUE; } static gboolean watch_fencing_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) { options.mon_ops |= mon_op_watch_fencing; return TRUE; } #define INDENT " " /* *INDENT-OFF* */ static GOptionEntry addl_entries[] = { { "interval", 'i', 0, G_OPTION_ARG_CALLBACK, reconnect_cb, "Update frequency in seconds", "SECONDS" }, { "one-shot", '1', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, one_shot_cb, "Display the cluster status once on the console and exit", NULL }, { "disable-ncurses", 'N', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, no_curses_cb, "Disable the use of ncurses", NULL }, { "daemonize", 'd', 0, G_OPTION_ARG_NONE, &options.daemonize, "Run in the background as a daemon", NULL }, { "pid-file", 'p', 0, G_OPTION_ARG_FILENAME, &options.pid_file, "(Advanced) Daemon pid file location", "FILE" }, { "external-agent", 'E', 0, G_OPTION_ARG_FILENAME, &options.external_agent, "A program to run when resource operations take place", "FILE" }, { "external-recipient", 'e', 0, G_OPTION_ARG_STRING, &options.external_recipient, "A recipient for your program (assuming you want the program to send something to someone).", "RCPT" }, { "xml-file", 'x', G_OPTION_FLAG_HIDDEN, G_OPTION_ARG_CALLBACK, use_cib_file_cb, NULL, NULL }, { NULL } }; static GOptionEntry display_entries[] = { { "group-by-node", 'n', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, group_by_node_cb, "Group resources by node", NULL }, { "inactive", 'r', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, inactive_resources_cb, "Display inactive resources", NULL }, { "failcounts", 'f', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, show_failcounts_cb, "Display resource fail counts", NULL }, { "operations", 'o', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, show_operations_cb, "Display resource operation history", NULL }, { "timing-details", 't', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, show_operations_cb, "Display resource operation history with timing details", NULL }, { "tickets", 'c', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, show_tickets_cb, "Display cluster tickets", NULL }, { "watch-fencing", 'W', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, watch_fencing_cb, "Listen for fencing events. For use with --external-agent", NULL }, { "fence-history", 'm', G_OPTION_FLAG_OPTIONAL_ARG, G_OPTION_ARG_CALLBACK, fence_history_cb, "Show fence history:\n" INDENT "0=off, 1=failures and pending (default without option),\n" INDENT "2=add successes (default without value for option),\n" INDENT "3=show full history without reduction to most recent of each flavor", "LEVEL" }, { "neg-locations", 'L', 0, G_OPTION_ARG_CALLBACK, show_bans_cb, "Display negative location constraints [optionally filtered by id prefix]", NULL }, { "show-node-attributes", 'A', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, show_attributes_cb, "Display node attributes", NULL }, { "hide-headers", 'D', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, hide_headers_cb, "Hide all headers", NULL }, { "show-detail", 'R', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, print_clone_detail_cb, "Show more details (node IDs, individual clone instances)", NULL }, { "brief", 'b', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, print_brief_cb, "Brief output", NULL }, { "pending", 'j', G_OPTION_FLAG_HIDDEN|G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, print_pending_cb, "Display pending state if 'record-pending' is enabled", NULL }, { NULL } }; static GOptionEntry mode_entries[] = { { "as-html", 'h', G_OPTION_FLAG_FILENAME, G_OPTION_ARG_CALLBACK, as_html_cb, "Write cluster status to the named HTML file", "FILE" }, { "as-xml", 'X', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, as_xml_cb, "Write cluster status as XML to stdout. This will enable one-shot mode.", NULL }, { "web-cgi", 'w', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, as_cgi_cb, "Web mode with output suitable for CGI (preselected when run as *.cgi)", NULL }, { "simple-status", 's', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, as_simple_cb, "Display the cluster status once as a simple one line output (suitable for nagios)", NULL }, { NULL } }; /* *INDENT-ON* */ static gboolean mon_timer_popped(gpointer data) { int rc = pcmk_ok; #if CURSES_ENABLED if (output_format == mon_output_console) { clear(); refresh(); } #endif if (timer_id > 0) { g_source_remove(timer_id); timer_id = 0; } print_as(output_format, "Reconnecting...\n"); rc = cib_connect(TRUE); if (rc != pcmk_ok) { timer_id = g_timeout_add(options.reconnect_msec, mon_timer_popped, NULL); } return FALSE; } static void mon_cib_connection_destroy(gpointer user_data) { print_as(output_format, "Connection to the cluster-daemons terminated\n"); if (refresh_timer != NULL) { /* we'll trigger a refresh after reconnect */ mainloop_timer_stop(refresh_timer); } if (timer_id) { /* we'll trigger a new reconnect-timeout at the end */ g_source_remove(timer_id); timer_id = 0; } if (st) { /* the client API won't properly reconnect notifications * if they are still in the table - so remove them */ st->cmds->remove_notification(st, T_STONITH_NOTIFY_DISCONNECT); st->cmds->remove_notification(st, T_STONITH_NOTIFY_FENCE); st->cmds->remove_notification(st, T_STONITH_NOTIFY_HISTORY); if (st->state != stonith_disconnected) { st->cmds->disconnect(st); } } if (cib) { cib->cmds->signoff(cib); timer_id = g_timeout_add(options.reconnect_msec, mon_timer_popped, NULL); } return; } /* * Mainloop signal handler. */ static void mon_shutdown(int nsig) { clean_up(CRM_EX_OK); } #if CURSES_ENABLED static sighandler_t ncurses_winch_handler; static void mon_winresize(int nsig) { static int not_done; int lines = 0, cols = 0; if (!not_done++) { if (ncurses_winch_handler) /* the original ncurses WINCH signal handler does the * magic of retrieving the new window size; * otherwise, we'd have to use ioctl or tgetent */ (*ncurses_winch_handler) (SIGWINCH); getmaxyx(stdscr, lines, cols); resizeterm(lines, cols); mainloop_set_trigger(refresh_trigger); } not_done--; } #endif static int cib_connect(gboolean full) { int rc = pcmk_ok; static gboolean need_pass = TRUE; CRM_CHECK(cib != NULL, return -EINVAL); if (getenv("CIB_passwd") != NULL) { need_pass = FALSE; } if (is_set(options.mon_ops, mon_op_fence_connect) && st == NULL) { st = stonith_api_new(); } if (is_set(options.mon_ops, mon_op_fence_connect) && st != NULL && st->state == stonith_disconnected) { rc = st->cmds->connect(st, crm_system_name, NULL); if (rc == pcmk_ok) { crm_trace("Setting up stonith callbacks"); if (is_set(options.mon_ops, mon_op_watch_fencing)) { st->cmds->register_notification(st, T_STONITH_NOTIFY_DISCONNECT, mon_st_callback_event); st->cmds->register_notification(st, T_STONITH_NOTIFY_FENCE, mon_st_callback_event); } else { st->cmds->register_notification(st, T_STONITH_NOTIFY_DISCONNECT, mon_st_callback_display); st->cmds->register_notification(st, T_STONITH_NOTIFY_HISTORY, mon_st_callback_display); } } } if (cib->state != cib_connected_query && cib->state != cib_connected_command) { crm_trace("Connecting to the CIB"); if ((output_format == mon_output_console) && need_pass && (cib->variant == cib_remote)) { need_pass = FALSE; print_as(output_format, "Password:"); } rc = cib->cmds->signon(cib, crm_system_name, cib_query); if (rc != pcmk_ok) { return rc; } rc = cib->cmds->query(cib, NULL, ¤t_cib, cib_scope_local | cib_sync_call); if (rc == pcmk_ok) { mon_refresh_display(&output_format); } if (rc == pcmk_ok && full) { if (rc == pcmk_ok) { rc = cib->cmds->set_connection_dnotify(cib, mon_cib_connection_destroy); if (rc == -EPROTONOSUPPORT) { print_as (output_format, "Notification setup not supported, won't be able to reconnect after failure"); if (output_format == mon_output_console) { sleep(2); } rc = pcmk_ok; } } if (rc == pcmk_ok) { cib->cmds->del_notify_callback(cib, T_CIB_DIFF_NOTIFY, crm_diff_update); rc = cib->cmds->add_notify_callback(cib, T_CIB_DIFF_NOTIFY, crm_diff_update); } if (rc != pcmk_ok) { print_as(output_format, "Notification setup failed, could not monitor CIB actions"); if (output_format == mon_output_console) { sleep(2); } clean_up_connections(); } } } return rc; } #if CURSES_ENABLED static const char * get_option_desc(char c) { GOptionEntry *entry; for (entry = display_entries; entry != NULL; entry++) { if (entry->short_name != c) { continue; } return strdup(entry->description); } return NULL; } #define print_option_help(output_format, option, condition) \ print_as(output_format, "%c %c: \t%s\n", ((condition)? '*': ' '), option, get_option_desc(option)); static gboolean detect_user_input(GIOChannel *channel, GIOCondition condition, gpointer user_data) { int c; gboolean config_mode = FALSE; while (1) { /* Get user input */ c = getchar(); switch (c) { case 'm': if (!options.fence_history_level) { options.mon_ops |= mon_op_fence_history; options.mon_ops |= mon_op_fence_connect; if (st == NULL) { mon_cib_connection_destroy(NULL); } } show ^= mon_show_fence_history; break; case 'c': show ^= mon_show_tickets; break; case 'f': show ^= mon_show_failcounts; break; case 'n': options.mon_ops ^= mon_op_group_by_node; break; case 'o': show ^= mon_show_operations; if ((show & mon_show_operations) == 0) { options.mon_ops &= ~mon_op_print_timing; } break; case 'r': options.mon_ops ^= mon_op_inactive_resources; break; case 'R': options.mon_ops ^= mon_op_print_clone_detail; break; case 't': options.mon_ops ^= mon_op_print_timing; if (is_set(options.mon_ops, mon_op_print_timing)) { show |= mon_show_operations; } break; case 'A': show ^= mon_show_attributes; break; case 'L': show ^= mon_show_bans; break; case 'D': /* If any header is shown, clear them all, otherwise set them all */ if (show & mon_show_headers) { show &= ~mon_show_headers; } else { show |= mon_show_headers; } break; case 'b': options.mon_ops ^= mon_op_print_brief; break; case 'j': options.mon_ops ^= mon_op_print_pending; break; case '?': config_mode = TRUE; break; default: goto refresh; } if (!config_mode) goto refresh; blank_screen(); print_as(output_format, "Display option change mode\n"); print_as(output_format, "\n"); print_option_help(output_format, 'c', show & mon_show_tickets); print_option_help(output_format, 'f', show & mon_show_failcounts); print_option_help(output_format, 'n', is_set(options.mon_ops, mon_op_group_by_node)); print_option_help(output_format, 'o', show & mon_show_operations); print_option_help(output_format, 'r', is_set(options.mon_ops, mon_op_inactive_resources)); print_option_help(output_format, 't', is_set(options.mon_ops, mon_op_print_timing)); print_option_help(output_format, 'A', show & mon_show_attributes); print_option_help(output_format, 'L', show & mon_show_bans); print_option_help(output_format, 'D', (show & mon_show_headers) == 0); print_option_help(output_format, 'R', is_set(options.mon_ops, mon_op_print_clone_detail)); print_option_help(output_format, 'b', is_set(options.mon_ops, mon_op_print_brief)); print_option_help(output_format, 'j', is_set(options.mon_ops, mon_op_print_pending)); print_option_help(output_format, 'm', (show & mon_show_fence_history)); print_as(output_format, "\n"); print_as(output_format, "Toggle fields via field letter, type any other key to return"); } refresh: mon_refresh_display(NULL); return TRUE; } #endif // Basically crm_signal_handler(SIGCHLD, SIG_IGN) plus the SA_NOCLDWAIT flag static void avoid_zombies() { struct sigaction sa; memset(&sa, 0, sizeof(struct sigaction)); if (sigemptyset(&sa.sa_mask) < 0) { crm_warn("Cannot avoid zombies: %s", pcmk_strerror(errno)); return; } sa.sa_handler = SIG_IGN; sa.sa_flags = SA_RESTART|SA_NOCLDWAIT; if (sigaction(SIGCHLD, &sa, NULL) < 0) { crm_warn("Cannot avoid zombies: %s", pcmk_strerror(errno)); } } static GOptionContext * build_arg_context(pcmk__common_args_t *args) { GOptionContext *context = NULL; GOptionGroup *mode_group, *display_group, *addl_group; GOptionGroup *main_group; GOptionEntry extra_prog_entries[] = { { "quiet", 'Q', 0, G_OPTION_ARG_NONE, &(args->quiet), "Be less descriptive in output.", NULL }, { NULL } }; const char *examples = "Examples:\n\n" "Display the cluster status on the console with updates as they occur:\n\n" "\tcrm_mon\n\n" "Display the cluster status on the console just once then exit:\n\n" "\tcrm_mon -1\n\n" "Display your cluster status, group resources by node, and include inactive resources in the list:\n\n" "\tcrm_mon --group-by-node --inactive\n\n" "Start crm_mon as a background daemon and have it write the cluster status to an HTML file:\n\n" "\tcrm_mon --daemonize --as-html /path/to/docroot/filename.html\n\n" "Start crm_mon and export the current cluster status as XML to stdout, then exit:\n\n" "\tcrm_mon --as-xml\n"; - context = pcmk__build_arg_context(args, NULL); + context = pcmk__build_arg_context(args, "console (default), html, text, xml"); g_option_context_set_description(context, examples); /* Add the -Q option, which cannot be part of the globally supported options * because some tools use that flag for something else. */ main_group = g_option_context_get_main_group(context); g_option_group_add_entries(main_group, extra_prog_entries); mode_group = g_option_group_new("mode", "Mode Options (mutually exclusive):", "Show mode options", NULL, NULL); g_option_group_add_entries(mode_group, mode_entries); g_option_context_add_group(context, mode_group); display_group = g_option_group_new("display", "Display Options:", "Show display options", NULL, NULL); g_option_group_add_entries(display_group, display_entries); g_option_context_add_group(context, display_group); addl_group = g_option_group_new("additional", "Additional Options:", "Show additional options", NULL, NULL); g_option_group_add_entries(addl_group, addl_entries); g_option_context_add_group(context, addl_group); return context; } int main(int argc, char **argv) { int rc = pcmk_ok; char **processed_args = NULL; - pcmk__common_args_t *args = calloc(1, sizeof(pcmk__common_args_t)); - GError *error = NULL; + args = calloc(1, sizeof(pcmk__common_args_t)); if (args == NULL) { crm_exit(crm_errno2exit(-ENOMEM)); } args->summary = strdup("Provides a summary of cluster's current state.\n\n" "Outputs varying levels of detail in a number of different formats."); context = build_arg_context(args); + pcmk__register_formats(context, formats); options.pid_file = strdup("/tmp/ClusterMon.pid"); crm_log_cli_init("crm_mon"); // Avoid needing to wait for subprocesses forked for -E/--external-agent avoid_zombies(); if (crm_ends_with_ext(argv[0], ".cgi") == TRUE) { output_format = mon_output_cgi; options.mon_ops |= mon_op_one_shot; } processed_args = pcmk__cmdline_preproc(argc, argv, "ehimpxEL"); if (!g_option_context_parse_strv(context, &processed_args, &error)) { fprintf(stderr, "%s: %s\n", g_get_prgname(), error->message); return clean_up(CRM_EX_USAGE); } for (int i = 0; i < options.verbose; i++) { crm_bump_log_level(argc, argv); } + /* Which output format to use could come from two places: The --as-xml + * style arguments we gave in mode_entries above, or the formatted output + * arguments added by pcmk__register_formats. If the latter were used, + * output_format will be mon_output_unset. + * + * Call the callbacks as if those older style arguments were provided so + * the various things they do get done. + */ + if (output_format == mon_output_unset) { + gboolean retval = TRUE; + + g_clear_error(&error); + + /* NOTE: There is no way to specify CGI mode or simple mode with --output-as. + * Those will need to get handled eventually, at which point something else + * will need to be added to this block. + */ + if (safe_str_eq(args->output_ty, "html")) { + retval = as_html_cb("h", args->output_dest, NULL, &error); + } else if (safe_str_eq(args->output_ty, "text")) { + retval = no_curses_cb("N", NULL, NULL, &error); + } else if (safe_str_eq(args->output_ty, "xml")) { + if (args->output_ty != NULL) { + free(args->output_ty); + } + + args->output_ty = strdup("xml"); + output_format = mon_output_xml; + options.mon_ops |= mon_op_one_shot; + } else { + /* Neither old nor new arguments were given, so set the default. */ + if (args->output_ty != NULL) { + free(args->output_ty); + } + + args->output_ty = strdup("console"); + output_format = mon_output_console; + } + + if (!retval) { + fprintf(stderr, "%s: %s\n", g_get_prgname(), error->message); + return clean_up(CRM_EX_USAGE); + } + } + + /* If certain format options were specified, we want to set some extra + * options. We can just process these like they were given on the + * command line. + */ + g_clear_error(&error); + + if (output_format == mon_output_plain) { + if (!pcmk__force_args(context, &error, "%s --output-fancy", g_get_prgname())) { + fprintf(stderr, "%s: %s\n", g_get_prgname(), error->message); + return clean_up(CRM_EX_USAGE); + } + } else if (output_format == mon_output_html) { + if (!pcmk__force_args(context, &error, "%s --output-meta-refresh %d", + g_get_prgname(), options.reconnect_msec/1000)) { + fprintf(stderr, "%s: %s\n", g_get_prgname(), error->message); + return clean_up(CRM_EX_USAGE); + } + } else if (output_format == mon_output_cgi) { + if (!pcmk__force_args(context, &error, "%s --output-cgi", g_get_prgname())) { + fprintf(stderr, "%s: %s\n", g_get_prgname(), error->message); + return clean_up(CRM_EX_USAGE); + } + } else if (output_format == mon_output_legacy_xml) { + output_format = mon_output_xml; + if (!pcmk__force_args(context, &error, "%s --output-legacy-xml", g_get_prgname())) { + fprintf(stderr, "%s: %s\n", g_get_prgname(), error->message); + return clean_up(CRM_EX_USAGE); + } + } + + rc = pcmk__output_new(&out, args->output_ty, args->output_dest, argv); + if (rc != 0) { + fprintf(stderr, "Error creating output format %s: %s\n", args->output_ty, pcmk_strerror(rc)); + return clean_up(CRM_EX_ERROR); + } + + stonith__register_messages(out); + if (args->version) { - crm_help('$', CRM_EX_OK); + /* FIXME: For the moment, this won't do anything on XML or HTML formats + * because finish is not getting called. That's commented out in + * clean_up. + */ + out->version(out, false); + return clean_up(CRM_EX_OK); } if (args->quiet) { show &= ~mon_show_times; } if (is_set(options.mon_ops, mon_op_watch_fencing)) { options.mon_ops |= mon_op_fence_connect; /* don't moan as fence_history_level == 1 is default */ options.fence_history_level = 0; } /* create the cib-object early to be able to do further * decisions based on the cib-source */ cib = cib_new(); if (cib == NULL) { rc = -EINVAL; } else { switch (cib->variant) { case cib_native: /* cib & fencing - everything available */ break; case cib_file: /* Don't try to connect to fencing as we * either don't have a running cluster or * the fencing-information would possibly * not match the cib data from a file. * As we don't expect cib-updates coming * in enforce one-shot. */ options.fence_history_level = 0; options.mon_ops |= mon_op_one_shot; break; case cib_remote: /* updates coming in but no fencing */ options.fence_history_level = 0; break; case cib_undefined: case cib_database: default: /* something is odd */ rc = -EINVAL; crm_err("Invalid cib-source"); break; } } switch (options.fence_history_level) { case 3: options.mon_ops |= mon_op_fence_full_history; /* fall through to next lower level */ case 2: show |= mon_show_fence_history; /* fall through to next lower level */ case 1: options.mon_ops |= mon_op_fence_history; options.mon_ops |= mon_op_fence_connect; break; default: break; } /* Extra sanity checks when in CGI mode */ if (output_format == mon_output_cgi) { if (output_filename != NULL) { fprintf(stderr, "CGI mode cannot be used with -h\n"); return clean_up(CRM_EX_USAGE); } else if (cib && cib->variant == cib_file) { fprintf(stderr, "CGI mode used with CIB file\n"); return clean_up(CRM_EX_USAGE); } else if (options.external_agent != NULL) { fprintf(stderr, "CGI mode cannot be used with --external-agent\n"); return clean_up(CRM_EX_USAGE); } else if (options.daemonize == TRUE) { fprintf(stderr, "CGI mode cannot be used with -d\n"); return clean_up(CRM_EX_USAGE); } } /* XML output always prints everything */ if (output_format == mon_output_xml) { show = mon_show_all; options.mon_ops |= mon_op_print_timing; } if (is_set(options.mon_ops, mon_op_one_shot)) { if (output_format == mon_output_console) { output_format = mon_output_plain; } } else if (options.daemonize) { if ((output_format == mon_output_console) || (output_format == mon_output_plain)) { output_format = mon_output_none; } crm_enable_stderr(FALSE); if ((output_format != mon_output_html) && !options.external_agent) { printf ("Looks like you forgot to specify one or more of: " "--as-html, --external-agent\n"); return clean_up(CRM_EX_USAGE); } if (cib) { /* to be on the safe side don't have cib-object around * when we are forking */ cib_delete(cib); cib = NULL; crm_make_daemon(crm_system_name, TRUE, options.pid_file); cib = cib_new(); if (cib == NULL) { rc = -EINVAL; } /* otherwise assume we've got the same cib-object we've just destroyed * in our parent */ } } else if (output_format == mon_output_console) { #if CURSES_ENABLED initscr(); cbreak(); noecho(); crm_enable_stderr(FALSE); - curses_console_initialized = TRUE; #else options.mon_ops |= mon_op_one_shot; output_format = mon_output_plain; printf("Defaulting to one-shot mode\n"); printf("You need to have curses available at compile time to enable console mode\n"); #endif } crm_info("Starting %s", crm_system_name); if (cib) { do { if (is_not_set(options.mon_ops, mon_op_one_shot)) { print_as(output_format ,"Waiting until cluster is available on this node ...\n"); } rc = cib_connect(is_not_set(options.mon_ops, mon_op_one_shot)); if (is_set(options.mon_ops, mon_op_one_shot)) { break; } else if (rc != pcmk_ok) { sleep(options.reconnect_msec / 1000); #if CURSES_ENABLED if (output_format == mon_output_console) { clear(); refresh(); } #endif } else { if (output_format == mon_output_html) { print_as(output_format, "Writing html to %s ...\n", output_filename); } } } while (rc == -ENOTCONN); } if (rc != pcmk_ok) { if (output_format == mon_output_monitor) { printf("CLUSTER CRIT: Connection to cluster failed: %s\n", pcmk_strerror(rc)); return clean_up(MON_STATUS_CRIT); } else { if (rc == -ENOTCONN) { print_as(output_format ,"\nError: cluster is not available on this node\n"); } else { print_as(output_format ,"\nConnection to cluster failed: %s\n", pcmk_strerror(rc)); } } if (output_format == mon_output_console) { sleep(2); } return clean_up(crm_errno2exit(rc)); } if (is_set(options.mon_ops, mon_op_one_shot)) { return clean_up(CRM_EX_OK); } mainloop = g_main_loop_new(NULL, FALSE); mainloop_add_signal(SIGTERM, mon_shutdown); mainloop_add_signal(SIGINT, mon_shutdown); #if CURSES_ENABLED if (output_format == mon_output_console) { ncurses_winch_handler = crm_signal_handler(SIGWINCH, mon_winresize); if (ncurses_winch_handler == SIG_DFL || ncurses_winch_handler == SIG_IGN || ncurses_winch_handler == SIG_ERR) ncurses_winch_handler = NULL; g_io_add_watch(g_io_channel_unix_new(STDIN_FILENO), G_IO_IN, detect_user_input, NULL); } #endif refresh_trigger = mainloop_add_trigger(G_PRIORITY_LOW, mon_refresh_display, NULL); g_main_loop_run(mainloop); g_main_loop_unref(mainloop); crm_info("Exiting %s", crm_system_name); return clean_up(CRM_EX_OK); } #define mon_warn(output_format, mon_ops, fmt...) do { \ if (is_not_set(mon_ops, mon_op_has_warnings)) { \ print_as(output_format, "CLUSTER WARN:"); \ } else { \ print_as(output_format, ","); \ } \ print_as(output_format, fmt); \ mon_ops |= mon_op_has_warnings; \ } while(0) /*! * \internal * \brief Print one-line status suitable for use with monitoring software * * \param[in] data_set Working set of CIB state * \param[in] history List of stonith actions * * \note This function's output (and the return code when the program exits) * should conform to https://www.monitoring-plugins.org/doc/guidelines.html */ static void print_simple_status(pe_working_set_t * data_set, stonith_history_t *history, unsigned int mon_ops, mon_output_format_t output_format) { GListPtr gIter = NULL; int nodes_online = 0; int nodes_standby = 0; int nodes_maintenance = 0; if (data_set->dc_node == NULL) { mon_warn(output_format, mon_ops, " No DC"); } for (gIter = data_set->nodes; gIter != NULL; gIter = gIter->next) { node_t *node = (node_t *) gIter->data; if (node->details->standby && node->details->online) { nodes_standby++; } else if (node->details->maintenance && node->details->online) { nodes_maintenance++; } else if (node->details->online) { nodes_online++; } else { mon_warn(output_format, mon_ops, " offline node: %s", node->details->uname); } } if (is_not_set(mon_ops, mon_op_has_warnings)) { int nresources = count_resources(data_set, NULL); print_as(output_format, "CLUSTER OK: %d node%s online", nodes_online, s_if_plural(nodes_online)); if (nodes_standby > 0) { print_as(output_format, ", %d standby node%s", nodes_standby, s_if_plural(nodes_standby)); } if (nodes_maintenance > 0) { print_as(output_format, ", %d maintenance node%s", nodes_maintenance, s_if_plural(nodes_maintenance)); } print_as(output_format, ", %d resource%s configured", nresources, s_if_plural(nresources)); } print_as(output_format, "\n"); } /*! * \internal * \brief Reduce the stonith-history * for successful actions we keep the last of every action-type & target * for failed actions we record as well who had failed * for actions in progress we keep full track * * \param[in] history List of stonith actions * */ static stonith_history_t * reduce_stonith_history(stonith_history_t *history) { stonith_history_t *new = history, *hp, *np; if (new) { hp = new->next; new->next = NULL; while (hp) { stonith_history_t *hp_next = hp->next; hp->next = NULL; for (np = new; ; np = np->next) { if ((hp->state == st_done) || (hp->state == st_failed)) { /* action not in progress */ if (safe_str_eq(hp->target, np->target) && safe_str_eq(hp->action, np->action) && (hp->state == np->state) && ((hp->state == st_done) || safe_str_eq(hp->delegate, np->delegate))) { /* purge older hp */ stonith_history_free(hp); break; } } if (!np->next) { np->next = hp; break; } } hp = hp_next; } } return new; } /*! * \internal * \brief Sort the stonith-history * sort by competed most current on the top * pending actions lacking a completed-stamp are gathered at the top * * \param[in] history List of stonith actions * */ static stonith_history_t * sort_stonith_history(stonith_history_t *history) { stonith_history_t *new = NULL, *pending = NULL, *hp, *np, *tmp; for (hp = history; hp; ) { tmp = hp->next; if ((hp->state == st_done) || (hp->state == st_failed)) { /* sort into new */ if ((!new) || (hp->completed > new->completed)) { hp->next = new; new = hp; } else { np = new; do { if ((!np->next) || (hp->completed > np->next->completed)) { hp->next = np->next; np->next = hp; break; } np = np->next; } while (1); } } else { /* put into pending */ hp->next = pending; pending = hp; } hp = tmp; } /* pending actions don't have a completed-stamp so make them go front */ if (pending) { stonith_history_t *last_pending = pending; while (last_pending->next) { last_pending = last_pending->next; } last_pending->next = new; new = pending; } return new; } static int send_custom_trap(const char *node, const char *rsc, const char *task, int target_rc, int rc, int status, const char *desc) { pid_t pid; /*setenv needs chars, these are ints */ char *rc_s = crm_itoa(rc); char *status_s = crm_itoa(status); char *target_rc_s = crm_itoa(target_rc); crm_debug("Sending external notification to '%s' via '%s'", options.external_recipient, options.external_agent); if(rsc) { setenv("CRM_notify_rsc", rsc, 1); } if (options.external_recipient) { setenv("CRM_notify_recipient", options.external_recipient, 1); } setenv("CRM_notify_node", node, 1); setenv("CRM_notify_task", task, 1); setenv("CRM_notify_desc", desc, 1); setenv("CRM_notify_rc", rc_s, 1); setenv("CRM_notify_target_rc", target_rc_s, 1); setenv("CRM_notify_status", status_s, 1); pid = fork(); if (pid == -1) { crm_perror(LOG_ERR, "notification fork() failed."); } if (pid == 0) { /* crm_debug("notification: I am the child. Executing the nofitication program."); */ execl(options.external_agent, options.external_agent, NULL); exit(CRM_EX_ERROR); } crm_trace("Finished running custom notification program '%s'.", options.external_agent); free(target_rc_s); free(status_s); free(rc_s); return 0; } static void handle_rsc_op(xmlNode * xml, const char *node_id) { int rc = -1; int status = -1; int target_rc = -1; gboolean notify = TRUE; char *rsc = NULL; char *task = NULL; const char *desc = NULL; const char *magic = NULL; const char *id = NULL; const char *node = NULL; xmlNode *n = xml; xmlNode * rsc_op = xml; if(strcmp((const char*)xml->name, XML_LRM_TAG_RSC_OP) != 0) { xmlNode *cIter; for(cIter = xml->children; cIter; cIter = cIter->next) { handle_rsc_op(cIter, node_id); } return; } id = crm_element_value(rsc_op, XML_LRM_ATTR_TASK_KEY); if (id == NULL) { /* Compatibility with <= 1.1.5 */ id = ID(rsc_op); } magic = crm_element_value(rsc_op, XML_ATTR_TRANSITION_MAGIC); if (magic == NULL) { /* non-change */ return; } if (!decode_transition_magic(magic, NULL, NULL, NULL, &status, &rc, &target_rc)) { crm_err("Invalid event %s detected for %s", magic, id); return; } if (parse_op_key(id, &rsc, &task, NULL) == FALSE) { crm_err("Invalid event detected for %s", id); goto bail; } node = crm_element_value(rsc_op, XML_LRM_ATTR_TARGET); while (n != NULL && safe_str_neq(XML_CIB_TAG_STATE, TYPE(n))) { n = n->parent; } if(node == NULL && n) { node = crm_element_value(n, XML_ATTR_UNAME); } if (node == NULL && n) { node = ID(n); } if (node == NULL) { node = node_id; } if (node == NULL) { crm_err("No node detected for event %s (%s)", magic, id); goto bail; } /* look up where we expected it to be? */ desc = pcmk_strerror(pcmk_ok); if (status == PCMK_LRM_OP_DONE && target_rc == rc) { crm_notice("%s of %s on %s completed: %s", task, rsc, node, desc); if (rc == PCMK_OCF_NOT_RUNNING) { notify = FALSE; } } else if (status == PCMK_LRM_OP_DONE) { desc = services_ocf_exitcode_str(rc); crm_warn("%s of %s on %s failed: %s", task, rsc, node, desc); } else { desc = services_lrm_status_str(status); crm_warn("%s of %s on %s failed: %s", task, rsc, node, desc); } if (notify && options.external_agent) { send_custom_trap(node, rsc, task, target_rc, rc, status, desc); } bail: free(rsc); free(task); } static gboolean mon_trigger_refresh(gpointer user_data) { mainloop_set_trigger(refresh_trigger); return FALSE; } #define NODE_PATT "/lrm[@id=" static char * get_node_from_xpath(const char *xpath) { char *nodeid = NULL; char *tmp = strstr(xpath, NODE_PATT); if(tmp) { tmp += strlen(NODE_PATT); tmp += 1; nodeid = strdup(tmp); tmp = strstr(nodeid, "\'"); CRM_ASSERT(tmp); tmp[0] = 0; } return nodeid; } static void crm_diff_update_v2(const char *event, xmlNode * msg) { xmlNode *change = NULL; xmlNode *diff = get_message_xml(msg, F_CIB_UPDATE_RESULT); for (change = __xml_first_child(diff); change != NULL; change = __xml_next(change)) { const char *name = NULL; const char *op = crm_element_value(change, XML_DIFF_OP); const char *xpath = crm_element_value(change, XML_DIFF_PATH); xmlNode *match = NULL; const char *node = NULL; if(op == NULL) { continue; } else if(strcmp(op, "create") == 0) { match = change->children; } else if(strcmp(op, "move") == 0) { continue; } else if(strcmp(op, "delete") == 0) { continue; } else if(strcmp(op, "modify") == 0) { match = first_named_child(change, XML_DIFF_RESULT); if(match) { match = match->children; } } if(match) { name = (const char *)match->name; } crm_trace("Handling %s operation for %s %p, %s", op, xpath, match, name); if(xpath == NULL) { /* Version field, ignore */ } else if(name == NULL) { crm_debug("No result for %s operation to %s", op, xpath); CRM_ASSERT(strcmp(op, "delete") == 0 || strcmp(op, "move") == 0); } else if(strcmp(name, XML_TAG_CIB) == 0) { xmlNode *state = NULL; xmlNode *status = first_named_child(match, XML_CIB_TAG_STATUS); for (state = __xml_first_child(status); state != NULL; state = __xml_next(state)) { node = crm_element_value(state, XML_ATTR_UNAME); if (node == NULL) { node = ID(state); } handle_rsc_op(state, node); } } else if(strcmp(name, XML_CIB_TAG_STATUS) == 0) { xmlNode *state = NULL; for (state = __xml_first_child(match); state != NULL; state = __xml_next(state)) { node = crm_element_value(state, XML_ATTR_UNAME); if (node == NULL) { node = ID(state); } handle_rsc_op(state, node); } } else if(strcmp(name, XML_CIB_TAG_STATE) == 0) { node = crm_element_value(match, XML_ATTR_UNAME); if (node == NULL) { node = ID(match); } handle_rsc_op(match, node); } else if(strcmp(name, XML_CIB_TAG_LRM) == 0) { node = ID(match); handle_rsc_op(match, node); } else if(strcmp(name, XML_LRM_TAG_RESOURCES) == 0) { char *local_node = get_node_from_xpath(xpath); handle_rsc_op(match, local_node); free(local_node); } else if(strcmp(name, XML_LRM_TAG_RESOURCE) == 0) { char *local_node = get_node_from_xpath(xpath); handle_rsc_op(match, local_node); free(local_node); } else if(strcmp(name, XML_LRM_TAG_RSC_OP) == 0) { char *local_node = get_node_from_xpath(xpath); handle_rsc_op(match, local_node); free(local_node); } else { crm_trace("Ignoring %s operation for %s %p, %s", op, xpath, match, name); } } } static void crm_diff_update_v1(const char *event, xmlNode * msg) { /* Process operation updates */ xmlXPathObject *xpathObj = xpath_search(msg, "//" F_CIB_UPDATE_RESULT "//" XML_TAG_DIFF_ADDED "//" XML_LRM_TAG_RSC_OP); int lpc = 0, max = numXpathResults(xpathObj); for (lpc = 0; lpc < max; lpc++) { xmlNode *rsc_op = getXpathResult(xpathObj, lpc); handle_rsc_op(rsc_op, NULL); } freeXpathObject(xpathObj); } static void crm_diff_update(const char *event, xmlNode * msg) { int rc = -1; static bool stale = FALSE; gboolean cib_updated = FALSE; xmlNode *diff = get_message_xml(msg, F_CIB_UPDATE_RESULT); print_dot(output_format); if (current_cib != NULL) { rc = xml_apply_patchset(current_cib, diff, TRUE); switch (rc) { case -pcmk_err_diff_resync: case -pcmk_err_diff_failed: crm_notice("[%s] Patch aborted: %s (%d)", event, pcmk_strerror(rc), rc); free_xml(current_cib); current_cib = NULL; break; case pcmk_ok: cib_updated = TRUE; break; default: crm_notice("[%s] ABORTED: %s (%d)", event, pcmk_strerror(rc), rc); free_xml(current_cib); current_cib = NULL; } } if (current_cib == NULL) { crm_trace("Re-requesting the full cib"); cib->cmds->query(cib, NULL, ¤t_cib, cib_scope_local | cib_sync_call); } if (options.external_agent) { int format = 0; crm_element_value_int(diff, "format", &format); switch(format) { case 1: crm_diff_update_v1(event, msg); break; case 2: crm_diff_update_v2(event, msg); break; default: crm_err("Unknown patch format: %d", format); } } if (current_cib == NULL) { if(!stale) { print_as(output_format, "--- Stale data ---"); } stale = TRUE; return; } stale = FALSE; kick_refresh(cib_updated); } static gboolean mon_refresh_display(gpointer user_data) { xmlNode *cib_copy = copy_xml(current_cib); stonith_history_t *stonith_history = NULL; /* stdout for everything except the HTML case, which does a bunch of file * renaming. We'll handle changing stream in print_html_status. */ - mon_state_t state = { .stream = stdout, .output_format = output_format }; + mon_state_t state = { .stream = stdout, .output_format = output_format, .out = out }; last_refresh = time(NULL); if (cli_config_update(&cib_copy, NULL, FALSE) == FALSE) { if (cib) { cib->cmds->signoff(cib); } print_as(output_format, "Upgrade failed: %s", pcmk_strerror(-pcmk_err_schema_validation)); if (output_format == mon_output_console) { sleep(2); } clean_up(CRM_EX_CONFIG); return FALSE; } /* get the stonith-history if there is evidence we need it */ while (is_set(options.mon_ops, mon_op_fence_history)) { if (st != NULL) { if (st->cmds->history(st, st_opt_sync_call, NULL, &stonith_history, 120)) { fprintf(stderr, "Critical: Unable to get stonith-history\n"); mon_cib_connection_destroy(NULL); } else { stonith_history = sort_stonith_history(stonith_history); if (is_not_set(options.mon_ops, mon_op_fence_full_history) && output_format != mon_output_xml) { stonith_history = reduce_stonith_history(stonith_history); } break; /* all other cases are errors */ } } else { fprintf(stderr, "Critical: No stonith-API\n"); } free_xml(cib_copy); print_as(output_format, "Reading stonith-history failed"); if (output_format == mon_output_console) { sleep(2); } return FALSE; } if (mon_data_set == NULL) { mon_data_set = pe_new_working_set(); CRM_ASSERT(mon_data_set != NULL); } mon_data_set->input = cib_copy; cluster_status(mon_data_set); /* Unpack constraints if any section will need them * (tickets may be referenced in constraints but not granted yet, * and bans need negative location constraints) */ if (show & (mon_show_bans | mon_show_tickets)) { xmlNode *cib_constraints = get_object_root(XML_CIB_TAG_CONSTRAINTS, mon_data_set->input); unpack_constraints(cib_constraints, mon_data_set); } switch (output_format) { case mon_output_html: case mon_output_cgi: if (print_html_status(&state, mon_data_set, output_filename, stonith_history, options.mon_ops, show, print_neg_location_prefix, options.reconnect_msec) != 0) { fprintf(stderr, "Critical: Unable to output html file\n"); clean_up(CRM_EX_CANTCREAT); return FALSE; } break; + case mon_output_legacy_xml: case mon_output_xml: print_xml_status(&state, mon_data_set, stonith_history, options.mon_ops, show, print_neg_location_prefix); break; case mon_output_monitor: print_simple_status(mon_data_set, stonith_history, options.mon_ops, output_format); if (is_set(options.mon_ops, mon_op_has_warnings)) { clean_up(MON_STATUS_WARN); return FALSE; } break; case mon_output_plain: case mon_output_console: print_status(&state, mon_data_set, stonith_history, options.mon_ops, show, print_neg_location_prefix); break; + case mon_output_unset: case mon_output_none: break; } stonith_history_free(stonith_history); stonith_history = NULL; pe_reset_working_set(mon_data_set); return TRUE; } static void mon_st_callback_event(stonith_t * st, stonith_event_t * e) { if (st->state == stonith_disconnected) { /* disconnect cib as well and have everything reconnect */ mon_cib_connection_destroy(NULL); } else if (options.external_agent) { char *desc = crm_strdup_printf("Operation %s requested by %s for peer %s: %s (ref=%s)", e->operation, e->origin, e->target, pcmk_strerror(e->result), e->id); send_custom_trap(e->target, NULL, e->operation, pcmk_ok, e->result, 0, desc); free(desc); } } static void kick_refresh(gboolean data_updated) { static int updates = 0; long now = time(NULL); if (data_updated) { updates++; } if(refresh_timer == NULL) { refresh_timer = mainloop_timer_add("refresh", 2000, FALSE, mon_trigger_refresh, NULL); } /* Refresh * - immediately if the last update was more than 5s ago * - every 10 cib-updates * - at most 2s after the last update */ if ((now - last_refresh) > (options.reconnect_msec / 1000)) { mainloop_set_trigger(refresh_trigger); mainloop_timer_stop(refresh_timer); updates = 0; } else if(updates >= 10) { mainloop_set_trigger(refresh_trigger); mainloop_timer_stop(refresh_timer); updates = 0; } else { mainloop_timer_start(refresh_timer); } } static void mon_st_callback_display(stonith_t * st, stonith_event_t * e) { if (st->state == stonith_disconnected) { /* disconnect cib as well and have everything reconnect */ mon_cib_connection_destroy(NULL); } else { print_dot(output_format); kick_refresh(TRUE); } } static void clean_up_connections(void) { if (cib != NULL) { cib->cmds->signoff(cib); cib_delete(cib); cib = NULL; } if (st != NULL) { if (st->state != stonith_disconnected) { st->cmds->remove_notification(st, T_STONITH_NOTIFY_DISCONNECT); st->cmds->remove_notification(st, T_STONITH_NOTIFY_FENCE); st->cmds->remove_notification(st, T_STONITH_NOTIFY_HISTORY); st->cmds->disconnect(st); } stonith_api_delete(st); st = NULL; } } /* * De-init ncurses, disconnect from the CIB manager, disconnect fencing, * deallocate memory and show usage-message if requested. * * We don't actually return, but nominally returning crm_exit_t allows a usage * like "return clean_up(exit_code);" which helps static analysis understand the * code flow. */ static crm_exit_t clean_up(crm_exit_t exit_code) { #if CURSES_ENABLED - if (curses_console_initialized) { + if (output_format == mon_output_console) { output_format = mon_output_plain; echo(); nocbreak(); endwin(); - curses_console_initialized = FALSE; } #endif clean_up_connections(); free(output_filename); free(options.pid_file); pe_free_working_set(mon_data_set); mon_data_set = NULL; if (exit_code == CRM_EX_USAGE) { if (output_format == mon_output_cgi) { fprintf(stdout, "Content-Type: text/plain\n" "Status: 500\n\n"); } else { fprintf(stderr, "%s", g_option_context_get_help(context, TRUE, NULL)); } } + + g_option_context_free(context); + + if (out != NULL) { + /* FIXME: When we are ready to enable formatted output, uncomment + * the following line: + */ + /* out->finish(out, exit_code, true, NULL); */ + pcmk__output_free(out); + } + crm_exit(exit_code); } diff --git a/tools/crm_mon.h b/tools/crm_mon.h index b6df3aa17f..90724e21b8 100644 --- a/tools/crm_mon.h +++ b/tools/crm_mon.h @@ -1,119 +1,130 @@ /* * Copyright 2019 the Pacemaker project contributors * * The version control history for this file may have further details. * * This source code is licensed under the GNU Lesser General Public License * version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY. */ #include #include #include #include #include /* Never display node attributes whose name starts with one of these prefixes */ #define FILTER_STR { CRM_FAIL_COUNT_PREFIX, CRM_LAST_FAILURE_PREFIX, \ "shutdown", "terminate", "standby", "probe_complete", \ "#", NULL } /* Convenience macro for prettifying output (e.g. "node" vs "nodes") */ #define s_if_plural(i) (((i) == 1)? "" : "s") #if CURSES_ENABLED # define print_dot(output_format) if (output_format == mon_output_console) { \ printw("."); \ clrtoeol(); \ refresh(); \ } else { \ fprintf(stdout, "."); \ } #else # define print_dot(output_format) fprintf(stdout, "."); #endif #if CURSES_ENABLED # define print_as(output_format, fmt, args...) if (output_format == mon_output_console) { \ printw(fmt, ##args); \ clrtoeol(); \ refresh(); \ } else { \ fprintf(stdout, fmt, ##args); \ } #else # define print_as(output_format, fmt, args...) fprintf(stdout, fmt, ##args); #endif typedef enum mon_output_format_e { + mon_output_unset, mon_output_none, mon_output_monitor, mon_output_plain, mon_output_console, mon_output_xml, + mon_output_legacy_xml, mon_output_html, mon_output_cgi } mon_output_format_t; #define mon_show_times (0x0001U) #define mon_show_stack (0x0002U) #define mon_show_dc (0x0004U) #define mon_show_count (0x0008U) #define mon_show_nodes (0x0010U) #define mon_show_resources (0x0020U) #define mon_show_attributes (0x0040U) #define mon_show_failcounts (0x0080U) #define mon_show_operations (0x0100U) #define mon_show_tickets (0x0200U) #define mon_show_bans (0x0400U) #define mon_show_fence_history (0x0800U) #define mon_show_headers (mon_show_times | mon_show_stack | mon_show_dc \ | mon_show_count) #define mon_show_default (mon_show_headers | mon_show_nodes \ | mon_show_resources) #define mon_show_all (mon_show_default | mon_show_attributes \ | mon_show_failcounts | mon_show_operations \ | mon_show_tickets | mon_show_bans \ | mon_show_fence_history) #define mon_op_group_by_node (0x0001U) #define mon_op_inactive_resources (0x0002U) #define mon_op_one_shot (0x0004U) #define mon_op_has_warnings (0x0008U) #define mon_op_print_timing (0x0010U) #define mon_op_watch_fencing (0x0020U) #define mon_op_fence_history (0x0040U) #define mon_op_fence_full_history (0x0080U) #define mon_op_fence_connect (0x0100U) #define mon_op_print_brief (0x0200U) #define mon_op_print_pending (0x0400U) #define mon_op_print_clone_detail (0x0800U) #define mon_op_default (mon_op_print_pending) typedef struct { FILE *stream; mon_output_format_t output_format; + pcmk__output_t *out; } mon_state_t; void print_status(mon_state_t *state, pe_working_set_t *data_set, stonith_history_t *stonith_history, unsigned int mon_ops, unsigned int show, const char *prefix); void print_xml_status(mon_state_t *state, pe_working_set_t *data_set, stonith_history_t *stonith_history, unsigned int mon_ops, unsigned int show, const char *prefix); int print_html_status(mon_state_t *state, pe_working_set_t *data_set, const char *filename, stonith_history_t *stonith_history, unsigned int mon_ops, unsigned int show, const char *prefix, unsigned int reconnect_msec); void append_attr_list(gpointer name, gpointer value, gpointer user_data); void blank_screen(void); int count_resources(pe_working_set_t *data_set, resource_t *rsc); void crm_mon_get_parameters(resource_t *rsc, pe_working_set_t *data_set); const char *get_cluster_stack(pe_working_set_t *data_set); char *get_node_display_name(node_t *node, unsigned int mon_ops); int get_resource_display_options(unsigned int mon_ops, mon_output_format_t output_format); + +pcmk__output_t *crm_mon_mk_curses_output(char **argv); +void curses_indented_printf(pcmk__output_t *out, const char *format, ...) G_GNUC_PRINTF(2, 3); + +#if CURSES_ENABLED +extern GOptionEntry crm_mon_curses_output_entries[]; +#define CRM_MON_SUPPORTED_FORMAT_CURSES { "console", crm_mon_mk_curses_output, crm_mon_curses_output_entries } +#endif diff --git a/tools/crm_mon_curses.c b/tools/crm_mon_curses.c new file mode 100644 index 0000000000..521b434856 --- /dev/null +++ b/tools/crm_mon_curses.c @@ -0,0 +1,262 @@ +/* + * Copyright 2019 the Pacemaker project contributors + * + * The version control history for this file may have further details. + * + * This source code is licensed under the GNU Lesser General Public License + * version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY. + */ + +#include +#include +#include +#include +#include + +#include "crm_mon.h" + +#if CURSES_ENABLED + +GOptionEntry crm_mon_curses_output_entries[] = { + { NULL } +}; + +typedef struct curses_list_data_s { + unsigned int len; + char *singular_noun; + char *plural_noun; +} curses_list_data_t; + +typedef struct private_data_s { + GQueue *parent_q; +} private_data_t; + +static void +curses_free_priv(pcmk__output_t *out) { + private_data_t *priv = out->priv; + + if (priv == NULL) { + return; + } + + g_queue_free(priv->parent_q); + free(priv); +} + +static bool +curses_init(pcmk__output_t *out) { + private_data_t *priv = NULL; + + /* If curses_init was previously called on this output struct, just return. */ + if (out->priv != NULL) { + return true; + } else { + out->priv = calloc(1, sizeof(private_data_t)); + if (out->priv == NULL) { + return false; + } + + priv = out->priv; + } + + priv->parent_q = g_queue_new(); + + return true; +} + +static void +curses_finish(pcmk__output_t *out, crm_exit_t exit_status, bool print, void **copy_dest) { +} + +static void +curses_reset(pcmk__output_t *out) { + CRM_ASSERT(out->priv != NULL); + + curses_free_priv(out); + curses_init(out); +} + +static void +curses_subprocess_output(pcmk__output_t *out, int exit_status, + const char *proc_stdout, const char *proc_stderr) { + if (proc_stdout != NULL) { + printw("%s\n", proc_stdout); + } + + if (proc_stderr != NULL) { + printw("%s\n", proc_stderr); + } + + clrtoeol(); + refresh(); +} + +/* curses_version is defined in curses.h, so we can't use that name here. + * Note that this function prints out via text, not with curses. + */ +static void +curses_ver(pcmk__output_t *out, bool extended) { + if (extended) { + printf("Pacemaker %s (Build: %s): %s\n", PACEMAKER_VERSION, BUILD_VERSION, CRM_FEATURES); + } else { + printf("Pacemaker %s\n", PACEMAKER_VERSION); + printf("Written by Andrew Beekhof\n"); + } +} + +G_GNUC_PRINTF(2, 3) +static void +curses_err_info(pcmk__output_t *out, const char *format, ...) { + va_list ap; + + /* Informational output does not get indented, to separate it from other + * potentially indented list output. + */ + va_start(ap, format); + vw_printw(stdscr, format, ap); + va_end(ap); + + /* Add a newline. */ + addch('\n'); + + clrtoeol(); + refresh(); +} + +static void +curses_output_xml(pcmk__output_t *out, const char *name, const char *buf) { + private_data_t *priv = out->priv; + + CRM_ASSERT(priv != NULL); + curses_indented_printf(out, "%s", buf); +} + +static void +curses_begin_list(pcmk__output_t *out, const char *name, const char *singular_noun, + const char *plural_noun) { + private_data_t *priv = out->priv; + curses_list_data_t *new_list = NULL; + + CRM_ASSERT(priv != NULL); + + curses_indented_printf(out, "%s:\n", name); + + new_list = calloc(1, sizeof(curses_list_data_t)); + new_list->len = 0; + new_list->singular_noun = singular_noun == NULL ? NULL : strdup(singular_noun); + new_list->plural_noun = plural_noun == NULL ? NULL : strdup(plural_noun); + + g_queue_push_tail(priv->parent_q, new_list); +} + +static void +curses_list_item(pcmk__output_t *out, const char *id, const char *content) { + private_data_t *priv = out->priv; + + CRM_ASSERT(priv != NULL); + + if (id != NULL) { + curses_indented_printf(out, "* %s: %s\n", id, content); + } else { + curses_indented_printf(out, "* %s\n", content); + } + + ((curses_list_data_t *) g_queue_peek_tail(priv->parent_q))->len++; +} + +static void +curses_end_list(pcmk__output_t *out) { + private_data_t *priv = out->priv; + curses_list_data_t *node = NULL; + + CRM_ASSERT(priv != NULL); + node = g_queue_pop_tail(priv->parent_q); + + if (node->singular_noun != NULL && node->plural_noun != NULL) { + if (node->len == 1) { + curses_indented_printf(out, "%d %s found\n", node->len, node->singular_noun); + } else { + curses_indented_printf(out, "%d %s found\n", node->len, node->plural_noun); + } + } else { + putc('\n', out->dest); + } + + free(node); +} + +pcmk__output_t * +crm_mon_mk_curses_output(char **argv) { + pcmk__output_t *retval = calloc(1, sizeof(pcmk__output_t)); + + if (retval == NULL) { + return NULL; + } + + retval->fmt_name = "console"; + retval->request = g_strjoinv(" ", argv); + retval->supports_quiet = true; + + retval->init = curses_init; + retval->free_priv = curses_free_priv; + retval->finish = curses_finish; + retval->reset = curses_reset; + + retval->register_message = pcmk__register_message; + retval->message = pcmk__call_message; + + retval->subprocess_output = curses_subprocess_output; + retval->version = curses_ver; + retval->err = curses_err_info; + retval->info = curses_err_info; + retval->output_xml = curses_output_xml; + + retval->begin_list = curses_begin_list; + retval->list_item = curses_list_item; + retval->end_list = curses_end_list; + + return retval; +} + +G_GNUC_PRINTF(2, 3) +void +curses_indented_printf(pcmk__output_t *out, const char *format, ...) { + va_list ap; + int level = 0; + private_data_t *priv = out->priv; + + CRM_ASSERT(priv != NULL); + + level = g_queue_get_length(priv->parent_q); + + for (int i = 0; i < level; i++) { + addch('\t'); + } + + if (level > 0) { + printw("* "); + } + + va_start(ap, format); + vw_printw(stdscr, format, ap); + va_end(ap); + + clrtoeol(); + refresh(); +} + +#else + +pcmk__output_t * +crm_mon_mk_curses_output(char **argv) { + /* curses was disabled in the build, so fall back to text. */ + return pcmk__mk_text_output(argv); +} + +G_GNUC_PRINTF(2, 3) +void +curses_indented_printf(pcmk__output_t *out, const char *format, ...) { + return; +} + +#endif diff --git a/tools/crm_mon_print.c b/tools/crm_mon_print.c index 2f7db4c745..2081878934 100644 --- a/tools/crm_mon_print.c +++ b/tools/crm_mon_print.c @@ -1,2595 +1,2593 @@ /* * Copyright 2019 the Pacemaker project contributors * * The version control history for this file may have further details. * * This source code is licensed under the GNU Lesser General Public License * version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "crm_mon.h" static void print_nvpair(mon_state_t *state, const char *name, const char *value, const char *units, time_t epoch_time); static void print_node_start(mon_state_t *state, node_t *node, unsigned int mon_ops); static void print_node_end(mon_state_t *state); static void print_resources_heading(mon_state_t *state, unsigned int mon_ops); static void print_resources_closing(mon_state_t *state, gboolean printed_heading, unsigned int mon_ops); static void print_resources(mon_state_t *state, pe_working_set_t *data_set, int print_opts, unsigned int mon_ops); static void print_rsc_history_start(mon_state_t *state, pe_working_set_t *data_set, node_t *node, resource_t *rsc, const char *rsc_id, gboolean all); static void print_rsc_history_end(mon_state_t *state); static void print_op_history(mon_state_t *state, pe_working_set_t *data_set, node_t *node, xmlNode *xml_op, const char *task, const char *interval_ms_s, int rc, unsigned int mon_ops); static void print_rsc_history(mon_state_t *state, pe_working_set_t *data_set, node_t *node, xmlNode *rsc_entry, gboolean operations, unsigned int mon_ops); static void print_node_history(mon_state_t *state, pe_working_set_t *data_set, xmlNode *node_state, gboolean operations, unsigned int mon_ops); static gboolean print_attr_msg(mon_state_t *state, node_t * node, GListPtr rsc_list, const char *attrname, const char *attrvalue); static void print_node_attribute(gpointer name, gpointer user_data); static void print_node_summary(mon_state_t *state, pe_working_set_t * data_set, gboolean operations, unsigned int mon_ops); static void print_ticket(gpointer name, gpointer value, gpointer user_data); static void print_cluster_tickets(mon_state_t *state, pe_working_set_t * data_set); static void print_ban(mon_state_t *state, pe_node_t *node, pe__location_t *location, unsigned int mon_ops); static void print_neg_locations(mon_state_t *state, pe_working_set_t *data_set, unsigned int mon_ops, const char *prefix); static void print_node_attributes(mon_state_t *state, pe_working_set_t *data_set, unsigned int mon_ops); static void print_cluster_summary_header(mon_state_t *state); static void print_cluster_summary_footer(mon_state_t *state); static void print_cluster_times(mon_state_t *state, pe_working_set_t *data_set); static void print_cluster_stack(mon_state_t *state, const char *stack_s); static void print_cluster_dc(mon_state_t *state, pe_working_set_t *data_set, unsigned int mon_ops); static void print_cluster_counts(mon_state_t *state, pe_working_set_t *data_set, const char *stack_s); static void print_cluster_options(mon_state_t *state, pe_working_set_t *data_set); static void print_cluster_summary(mon_state_t *state, pe_working_set_t *data_set, unsigned int mon_ops, unsigned int show); static void print_failed_action(mon_state_t *state, xmlNode *xml_op); static void print_failed_actions(mon_state_t *state, pe_working_set_t *data_set); static void print_stonith_action(mon_state_t *state, stonith_history_t *event, unsigned int mon_ops); static void print_failed_stonith_actions(mon_state_t *state, stonith_history_t *history, unsigned int mon_ops); static void print_stonith_pending(mon_state_t *state, stonith_history_t *history, unsigned int mon_ops); static void print_stonith_history(mon_state_t *state, stonith_history_t *history, unsigned int mon_ops); /*! * \internal * \brief Print a [name]=[value][units] pair, optionally using time string * * \param[in] stream File stream to display output to * \param[in] name Name to display * \param[in] value Value to display (or NULL to convert time instead) * \param[in] units Units to display (or NULL for no units) * \param[in] epoch_time Epoch time to convert if value is NULL */ static void print_nvpair(mon_state_t *state, const char *name, const char *value, const char *units, time_t epoch_time) { /* print name= */ switch (state->output_format) { case mon_output_plain: case mon_output_console: print_as(state->output_format, " %s=", name); break; case mon_output_html: case mon_output_cgi: case mon_output_xml: fprintf(state->stream, " %s=", name); break; default: break; } /* If we have a value (and optionally units), print it */ if (value) { switch (state->output_format) { case mon_output_plain: case mon_output_console: print_as(state->output_format, "%s%s", value, (units? units : "")); break; case mon_output_html: case mon_output_cgi: fprintf(state->stream, "%s%s", value, (units? units : "")); break; case mon_output_xml: fprintf(state->stream, "\"%s%s\"", value, (units? units : "")); break; default: break; } /* Otherwise print user-friendly time string */ } else { static char empty_str[] = ""; char *c, *date_str = asctime(localtime(&epoch_time)); for (c = (date_str != NULL) ? date_str : empty_str; *c != '\0'; ++c) { if (*c == '\n') { *c = '\0'; break; } } switch (state->output_format) { case mon_output_plain: case mon_output_console: print_as(state->output_format, "'%s'", date_str); break; case mon_output_html: case mon_output_cgi: case mon_output_xml: fprintf(state->stream, "\"%s\"", date_str); break; default: break; } } } /*! * \internal * \brief Print whatever is needed to start a node section * * \param[in] stream File stream to display output to * \param[in] node Node to print */ static void print_node_start(mon_state_t *state, node_t *node, unsigned int mon_ops) { char *node_name; switch (state->output_format) { case mon_output_plain: case mon_output_console: node_name = get_node_display_name(node, mon_ops); print_as(state->output_format, "* Node %s:\n", node_name); free(node_name); break; case mon_output_html: case mon_output_cgi: node_name = get_node_display_name(node, mon_ops); fprintf(state->stream, "

Node: %s

\n
    \n", node_name); free(node_name); break; case mon_output_xml: fprintf(state->stream, " \n", node->details->uname); break; default: break; } } /*! * \internal * \brief Print whatever is needed to end a node section * * \param[in] stream File stream to display output to */ static void print_node_end(mon_state_t *state) { switch (state->output_format) { case mon_output_html: case mon_output_cgi: fprintf(state->stream, "
\n"); break; case mon_output_xml: fprintf(state->stream, " \n"); break; default: break; } } /*! * \internal * \brief Print resources section heading appropriate to options * * \param[in] stream File stream to display output to */ static void print_resources_heading(mon_state_t *state, unsigned int mon_ops) { const char *heading; if (is_set(mon_ops, mon_op_group_by_node)) { /* Active resources have already been printed by node */ heading = is_set(mon_ops, mon_op_inactive_resources) ? "Inactive resources" : NULL; } else if (is_set(mon_ops, mon_op_inactive_resources)) { heading = "Full list of resources"; } else { heading = "Active resources"; } /* Print section heading */ switch (state->output_format) { case mon_output_plain: case mon_output_console: print_as(state->output_format, "\n%s:\n\n", heading); break; case mon_output_html: case mon_output_cgi: fprintf(state->stream, "
\n

%s

\n", heading); break; case mon_output_xml: fprintf(state->stream, " \n"); break; default: break; } } /*! * \internal * \brief Print whatever resource section closing is appropriate * * \param[in] stream File stream to display output to */ static void print_resources_closing(mon_state_t *state, gboolean printed_heading, unsigned int mon_ops) { const char *heading; /* What type of resources we did or did not display */ if (is_set(mon_ops, mon_op_group_by_node)) { heading = "inactive "; } else if (is_set(mon_ops, mon_op_inactive_resources)) { heading = ""; } else { heading = "active "; } switch (state->output_format) { case mon_output_plain: case mon_output_console: if (!printed_heading) { print_as(state->output_format, "\nNo %sresources\n\n", heading); } break; case mon_output_html: case mon_output_cgi: if (!printed_heading) { fprintf(state->stream, "
\n

No %sresources

\n", heading); } break; case mon_output_xml: fprintf(state->stream, " %s\n", (printed_heading? "
" : "")); break; default: break; } } /*! * \internal * \brief Print whatever resource section(s) are appropriate * * \param[in] stream File stream to display output to * \param[in] data_set Cluster state to display * \param[in] print_opts Bitmask of pe_print_options */ static void print_resources(mon_state_t *state, pe_working_set_t *data_set, int print_opts, unsigned int mon_ops) { GListPtr rsc_iter; const char *prefix = NULL; gboolean printed_heading = FALSE; gboolean brief_output = is_set(mon_ops, mon_op_print_brief); /* If we already showed active resources by node, and * we're not showing inactive resources, we have nothing to do */ if (is_set(mon_ops, mon_op_group_by_node) && is_not_set(mon_ops, mon_op_inactive_resources)) { return; } /* XML uses an indent, and ignores brief option for resources */ if (state->output_format == mon_output_xml) { prefix = " "; brief_output = FALSE; } /* If we haven't already printed resources grouped by node, * and brief output was requested, print resource summary */ if (brief_output && is_not_set(mon_ops, mon_op_group_by_node)) { print_resources_heading(state, mon_ops); printed_heading = TRUE; print_rscs_brief(data_set->resources, NULL, print_opts, state->stream, is_set(mon_ops, mon_op_inactive_resources)); } /* For each resource, display it if appropriate */ for (rsc_iter = data_set->resources; rsc_iter != NULL; rsc_iter = rsc_iter->next) { resource_t *rsc = (resource_t *) rsc_iter->data; /* Complex resources may have some sub-resources active and some inactive */ gboolean is_active = rsc->fns->active(rsc, TRUE); gboolean partially_active = rsc->fns->active(rsc, FALSE); /* Skip inactive orphans (deleted but still in CIB) */ if (is_set(rsc->flags, pe_rsc_orphan) && !is_active) { continue; /* Skip active resources if we already displayed them by node */ } else if (is_set(mon_ops, mon_op_group_by_node)) { if (is_active) { continue; } /* Skip primitives already counted in a brief summary */ } else if (brief_output && (rsc->variant == pe_native)) { continue; /* Skip resources that aren't at least partially active, * unless we're displaying inactive resources */ } else if (!partially_active && is_not_set(mon_ops, mon_op_inactive_resources)) { continue; } /* Print this resource */ if (printed_heading == FALSE) { print_resources_heading(state, mon_ops); printed_heading = TRUE; } rsc->fns->print(rsc, prefix, print_opts, state->stream); } print_resources_closing(state, printed_heading, mon_ops); } /*! * \internal * \brief Print heading for resource history * * \param[in] stream File stream to display output to * \param[in] data_set Current state of CIB * \param[in] node Node that ran this resource * \param[in] rsc Resource to print * \param[in] rsc_id ID of resource to print * \param[in] all Whether to print every resource or just failed ones */ static void print_rsc_history_start(mon_state_t *state, pe_working_set_t *data_set, node_t *node, resource_t *rsc, const char *rsc_id, gboolean all) { time_t last_failure = 0; int failcount = rsc? pe_get_failcount(node, rsc, &last_failure, pe_fc_default, NULL, data_set) : 0; if (!all && !failcount && (last_failure <= 0)) { return; } /* Print resource ID */ switch (state->output_format) { case mon_output_plain: case mon_output_console: print_as(state->output_format, " %s:", rsc_id); break; case mon_output_html: case mon_output_cgi: fprintf(state->stream, "
  • %s:", rsc_id); break; case mon_output_xml: fprintf(state->stream, " output_format) { case mon_output_plain: case mon_output_console: print_as(state->output_format, " orphan"); break; case mon_output_html: case mon_output_cgi: fprintf(state->stream, " orphan"); break; case mon_output_xml: fprintf(state->stream, " orphan=\"true\""); break; default: break; } /* If resource is not an orphan, print some details */ } else if (all || failcount || (last_failure > 0)) { /* Print migration threshold */ switch (state->output_format) { case mon_output_plain: case mon_output_console: print_as(state->output_format, " migration-threshold=%d", rsc->migration_threshold); break; case mon_output_html: case mon_output_cgi: fprintf(state->stream, " migration-threshold=%d", rsc->migration_threshold); break; case mon_output_xml: fprintf(state->stream, " orphan=\"false\" migration-threshold=\"%d\"", rsc->migration_threshold); break; default: break; } /* Print fail count if any */ if (failcount > 0) { switch (state->output_format) { case mon_output_plain: case mon_output_console: print_as(state->output_format, " " CRM_FAIL_COUNT_PREFIX "=%d", failcount); break; case mon_output_html: case mon_output_cgi: fprintf(state->stream, " " CRM_FAIL_COUNT_PREFIX "=%d", failcount); break; case mon_output_xml: fprintf(state->stream, " " CRM_FAIL_COUNT_PREFIX "=\"%d\"", failcount); break; default: break; } } /* Print last failure time if any */ if (last_failure > 0) { print_nvpair(state, CRM_LAST_FAILURE_PREFIX, NULL, NULL, last_failure); } } /* End the heading */ switch (state->output_format) { case mon_output_plain: case mon_output_console: print_as(state->output_format, "\n"); break; case mon_output_html: case mon_output_cgi: fprintf(state->stream, "\n
      \n"); break; case mon_output_xml: fprintf(state->stream, ">\n"); break; default: break; } } /*! * \internal * \brief Print closing for resource history * * \param[in] stream File stream to display output to */ static void print_rsc_history_end(mon_state_t *state) { switch (state->output_format) { case mon_output_html: case mon_output_cgi: fprintf(state->stream, "
    \n
  • \n"); break; case mon_output_xml: fprintf(state->stream, " \n"); break; default: break; } } /*! * \internal * \brief Print operation history * * \param[in] stream File stream to display output to * \param[in] data_set Current state of CIB * \param[in] node Node this operation is for * \param[in] xml_op Root of XML tree describing this operation * \param[in] task Task parsed from this operation's XML * \param[in] interval_ms_s Interval parsed from this operation's XML * \param[in] rc Return code parsed from this operation's XML */ static void print_op_history(mon_state_t *state, pe_working_set_t *data_set, node_t *node, xmlNode *xml_op, const char *task, const char *interval_ms_s, int rc, unsigned int mon_ops) { const char *value = NULL; const char *call = crm_element_value(xml_op, XML_LRM_ATTR_CALLID); /* Begin the operation description */ switch (state->output_format) { case mon_output_plain: case mon_output_console: print_as(state->output_format, " + (%s) %s:", call, task); break; case mon_output_html: case mon_output_cgi: fprintf(state->stream, "
  • (%s) %s:", call, task); break; case mon_output_xml: fprintf(state->stream, " 0) { print_nvpair(state, attr, NULL, NULL, int_value); } } attr = XML_RSC_OP_LAST_RUN; value = crm_element_value(xml_op, attr); if (value) { int_value = crm_parse_int(value, NULL); if (int_value > 0) { print_nvpair(state, attr, NULL, NULL, int_value); } } attr = XML_RSC_OP_T_EXEC; value = crm_element_value(xml_op, attr); if (value) { print_nvpair(state, attr, value, "ms", 0); } attr = XML_RSC_OP_T_QUEUE; value = crm_element_value(xml_op, attr); if (value) { print_nvpair(state, attr, value, "ms", 0); } } /* End the operation description */ switch (state->output_format) { case mon_output_plain: case mon_output_console: print_as(state->output_format, " rc=%d (%s)\n", rc, services_ocf_exitcode_str(rc)); break; case mon_output_html: case mon_output_cgi: fprintf(state->stream, " rc=%d (%s)
  • \n", rc, services_ocf_exitcode_str(rc)); break; case mon_output_xml: fprintf(state->stream, " rc=\"%d\" rc_text=\"%s\" />\n", rc, services_ocf_exitcode_str(rc)); break; default: break; } } /*! * \internal * \brief Print resource operation/failure history * * \param[in] stream File stream to display output to * \param[in] data_set Current state of CIB * \param[in] node Node that ran this resource * \param[in] rsc_entry Root of XML tree describing resource status * \param[in] operations Whether to print operations or just failcounts */ static void print_rsc_history(mon_state_t *state, pe_working_set_t *data_set, node_t *node, xmlNode *rsc_entry, gboolean operations, unsigned int mon_ops) { GListPtr gIter = NULL; GListPtr op_list = NULL; gboolean printed = FALSE; const char *rsc_id = crm_element_value(rsc_entry, XML_ATTR_ID); resource_t *rsc = pe_find_resource(data_set->resources, rsc_id); xmlNode *rsc_op = NULL; /* If we're not showing operations, just print the resource failure summary */ if (operations == FALSE) { print_rsc_history_start(state, data_set, node, rsc, rsc_id, FALSE); print_rsc_history_end(state); return; } /* Create a list of this resource's operations */ for (rsc_op = __xml_first_child(rsc_entry); rsc_op != NULL; rsc_op = __xml_next(rsc_op)) { if (crm_str_eq((const char *)rsc_op->name, XML_LRM_TAG_RSC_OP, TRUE)) { op_list = g_list_append(op_list, rsc_op); } } op_list = g_list_sort(op_list, sort_op_by_callid); /* Print each operation */ for (gIter = op_list; gIter != NULL; gIter = gIter->next) { xmlNode *xml_op = (xmlNode *) gIter->data; const char *task = crm_element_value(xml_op, XML_LRM_ATTR_TASK); const char *interval_ms_s = crm_element_value(xml_op, XML_LRM_ATTR_INTERVAL_MS); const char *op_rc = crm_element_value(xml_op, XML_LRM_ATTR_RC); int rc = crm_parse_int(op_rc, "0"); /* Display 0-interval monitors as "probe" */ if (safe_str_eq(task, CRMD_ACTION_STATUS) && ((interval_ms_s == NULL) || safe_str_eq(interval_ms_s, "0"))) { task = "probe"; } /* Ignore notifies and some probes */ if (safe_str_eq(task, CRMD_ACTION_NOTIFY) || (safe_str_eq(task, "probe") && (rc == 7))) { continue; } /* If this is the first printed operation, print heading for resource */ if (printed == FALSE) { printed = TRUE; print_rsc_history_start(state, data_set, node, rsc, rsc_id, TRUE); } /* Print the operation */ print_op_history(state, data_set, node, xml_op, task, interval_ms_s, rc, mon_ops); } /* Free the list we created (no need to free the individual items) */ g_list_free(op_list); /* If we printed anything, close the resource */ if (printed) { print_rsc_history_end(state); } } /*! * \internal * \brief Print node operation/failure history * * \param[in] stream File stream to display output to * \param[in] data_set Current state of CIB * \param[in] node_state Root of XML tree describing node status * \param[in] operations Whether to print operations or just failcounts */ static void print_node_history(mon_state_t *state, pe_working_set_t *data_set, xmlNode *node_state, gboolean operations, unsigned int mon_ops) { node_t *node = pe_find_node_id(data_set->nodes, ID(node_state)); xmlNode *lrm_rsc = NULL; xmlNode *rsc_entry = NULL; if (node && node->details && node->details->online) { print_node_start(state, node, mon_ops); lrm_rsc = find_xml_node(node_state, XML_CIB_TAG_LRM, FALSE); lrm_rsc = find_xml_node(lrm_rsc, XML_LRM_TAG_RESOURCES, FALSE); /* Print history of each of the node's resources */ for (rsc_entry = __xml_first_child(lrm_rsc); rsc_entry != NULL; rsc_entry = __xml_next(rsc_entry)) { if (crm_str_eq((const char *)rsc_entry->name, XML_LRM_TAG_RESOURCE, TRUE)) { print_rsc_history(state, data_set, node, rsc_entry, operations, mon_ops); } } print_node_end(state); } } /*! * \internal * \brief Print extended information about an attribute if appropriate * * \param[in] data_set Working set of CIB state * * \return TRUE if extended information was printed, FALSE otherwise * \note Currently, extended information is only supported for ping/pingd * resources, for which a message will be printed if connectivity is lost * or degraded. */ static gboolean print_attr_msg(mon_state_t *state, node_t * node, GListPtr rsc_list, const char *attrname, const char *attrvalue) { GListPtr gIter = NULL; for (gIter = rsc_list; gIter != NULL; gIter = gIter->next) { resource_t *rsc = (resource_t *) gIter->data; const char *type = g_hash_table_lookup(rsc->meta, "type"); if (rsc->children != NULL) { if (print_attr_msg(state, node, rsc->children, attrname, attrvalue)) { return TRUE; } } if (safe_str_eq(type, "ping") || safe_str_eq(type, "pingd")) { const char *name = g_hash_table_lookup(rsc->parameters, "name"); if (name == NULL) { name = "pingd"; } /* To identify the resource with the attribute name. */ if (safe_str_eq(name, attrname)) { int host_list_num = 0; int expected_score = 0; int value = crm_parse_int(attrvalue, "0"); const char *hosts = g_hash_table_lookup(rsc->parameters, "host_list"); const char *multiplier = g_hash_table_lookup(rsc->parameters, "multiplier"); if(hosts) { char **host_list = g_strsplit(hosts, " ", 0); host_list_num = g_strv_length(host_list); g_strfreev(host_list); } /* pingd multiplier is the same as the default value. */ expected_score = host_list_num * crm_parse_int(multiplier, "1"); switch (state->output_format) { case mon_output_plain: case mon_output_console: if (value <= 0) { print_as(state->output_format, "\t: Connectivity is lost"); } else if (value < expected_score) { print_as(state->output_format, "\t: Connectivity is degraded (Expected=%d)", expected_score); } break; case mon_output_html: case mon_output_cgi: if (value <= 0) { fprintf(state->stream, " (connectivity is lost)"); } else if (value < expected_score) { fprintf(state->stream, " (connectivity is degraded -- expected %d)", expected_score); } break; case mon_output_xml: fprintf(state->stream, " expected=\"%d\"", expected_score); break; default: break; } return TRUE; } } } return FALSE; } /* structure for passing multiple user data to g_list_foreach() */ struct mon_attr_data { mon_state_t *state; node_t *node; }; static void print_node_attribute(gpointer name, gpointer user_data) { const char *value = NULL; struct mon_attr_data *data = (struct mon_attr_data *) user_data; value = pe_node_attribute_raw(data->node, name); /* Print attribute name and value */ switch (data->state->output_format) { case mon_output_plain: case mon_output_console: print_as(data->state->output_format, " + %-32s\t: %-10s", (char *)name, value); break; case mon_output_html: case mon_output_cgi: fprintf(data->state->stream, "
  • %s: %s", (char *)name, value); break; case mon_output_xml: fprintf(data->state->stream, " state, data->node, data->node->details->running_rsc, name, value); /* Close out the attribute */ switch (data->state->output_format) { case mon_output_plain: case mon_output_console: print_as(data->state->output_format, "\n"); break; case mon_output_html: case mon_output_cgi: fprintf(data->state->stream, "
  • \n"); break; case mon_output_xml: fprintf(data->state->stream, " />\n"); break; default: break; } } static void print_node_summary(mon_state_t *state, pe_working_set_t * data_set, gboolean operations, unsigned int mon_ops) { xmlNode *node_state = NULL; xmlNode *cib_status = get_object_root(XML_CIB_TAG_STATUS, data_set->input); /* Print heading */ switch (state->output_format) { case mon_output_plain: case mon_output_console: if (operations) { print_as(state->output_format, "\nOperations:\n"); } else { print_as(state->output_format, "\nMigration Summary:\n"); } break; case mon_output_html: case mon_output_cgi: if (operations) { fprintf(state->stream, "
    \n

    Operations

    \n"); } else { fprintf(state->stream, "
    \n

    Migration Summary

    \n"); } break; case mon_output_xml: fprintf(state->stream, " \n"); break; default: break; } /* Print each node in the CIB status */ for (node_state = __xml_first_child(cib_status); node_state != NULL; node_state = __xml_next(node_state)) { if (crm_str_eq((const char *)node_state->name, XML_CIB_TAG_STATE, TRUE)) { print_node_history(state, data_set, node_state, operations, mon_ops); } } /* Close section */ switch (state->output_format) { case mon_output_xml: fprintf(state->stream, " \n"); break; default: break; } } static void print_ticket(gpointer name, gpointer value, gpointer user_data) { mon_state_t *data = (mon_state_t *) user_data; ticket_t *ticket = (ticket_t *) value; switch (data->output_format) { case mon_output_plain: case mon_output_console: print_as(data->output_format, "* %s:\t%s%s", ticket->id, (ticket->granted? "granted" : "revoked"), (ticket->standby? " [standby]" : "")); break; case mon_output_html: case mon_output_cgi: fprintf(data->stream, "
  • %s: %s%s", ticket->id, (ticket->granted? "granted" : "revoked"), (ticket->standby? " [standby]" : "")); break; case mon_output_xml: fprintf(data->stream, " id, (ticket->granted? "granted" : "revoked"), (ticket->standby? "true" : "false")); break; default: break; } if (ticket->last_granted > -1) { print_nvpair(data, "last-granted", NULL, NULL, ticket->last_granted); } switch (data->output_format) { case mon_output_plain: case mon_output_console: print_as(data->output_format, "\n"); break; case mon_output_html: case mon_output_cgi: fprintf(data->stream, "
  • \n"); break; case mon_output_xml: fprintf(data->stream, " />\n"); break; default: break; } } static void print_cluster_tickets(mon_state_t *state, pe_working_set_t * data_set) { /* Print section heading */ switch (state->output_format) { case mon_output_plain: case mon_output_console: print_as(state->output_format, "\nTickets:\n"); break; case mon_output_html: case mon_output_cgi: fprintf(state->stream, "
    \n

    Tickets

    \n
      \n"); break; case mon_output_xml: fprintf(state->stream, " \n"); break; default: break; } /* Print each ticket */ g_hash_table_foreach(data_set->tickets, print_ticket, state); /* Close section */ switch (state->output_format) { case mon_output_html: case mon_output_cgi: fprintf(state->stream, "
    \n"); break; case mon_output_xml: fprintf(state->stream, " \n"); break; default: break; } } /*! * \internal * \brief Print a negative location constraint * * \param[in] stream File stream to display output to * \param[in] node Node affected by constraint * \param[in] location Constraint to print */ static void print_ban(mon_state_t *state, pe_node_t *node, pe__location_t *location, unsigned int mon_ops) { char *node_name = NULL; switch (state->output_format) { case mon_output_plain: case mon_output_console: node_name = get_node_display_name(node, mon_ops); print_as(state->output_format, " %s\tprevents %s from running %son %s\n", location->id, location->rsc_lh->id, ((location->role_filter == RSC_ROLE_MASTER)? "as Master " : ""), node_name); break; case mon_output_html: case mon_output_cgi: node_name = get_node_display_name(node, mon_ops); fprintf(state->stream, "
  • %s prevents %s from running %son %s
  • \n", location->id, location->rsc_lh->id, ((location->role_filter == RSC_ROLE_MASTER)? "as Master " : ""), node_name); break; case mon_output_xml: fprintf(state->stream, " \n", location->id, location->rsc_lh->id, node->details->uname, node->weight, ((location->role_filter == RSC_ROLE_MASTER)? "true" : "false")); break; default: break; } free(node_name); } /*! * \internal * \brief Print section for negative location constraints * * \param[in] stream File stream to display output to * \param[in] data_set Working set corresponding to CIB status to display */ static void print_neg_locations(mon_state_t *state, pe_working_set_t *data_set, unsigned int mon_ops, const char *prefix) { GListPtr gIter, gIter2; /* Print section heading */ switch (state->output_format) { case mon_output_plain: case mon_output_console: print_as(state->output_format, "\nNegative Location Constraints:\n"); break; case mon_output_html: case mon_output_cgi: fprintf(state->stream, "
    \n

    Negative Location Constraints

    \n
      \n"); break; case mon_output_xml: fprintf(state->stream, " \n"); break; default: break; } /* Print each ban */ for (gIter = data_set->placement_constraints; gIter != NULL; gIter = gIter->next) { pe__location_t *location = gIter->data; if (!g_str_has_prefix(location->id, prefix)) continue; for (gIter2 = location->node_list_rh; gIter2 != NULL; gIter2 = gIter2->next) { node_t *node = (node_t *) gIter2->data; if (node->weight < 0) { print_ban(state, node, location, mon_ops); } } } /* Close section */ switch (state->output_format) { case mon_output_cgi: case mon_output_html: fprintf(state->stream, "
    \n"); break; case mon_output_xml: fprintf(state->stream, " \n"); break; default: break; } } /*! * \internal * \brief Print node attributes section * * \param[in] stream File stream to display output to * \param[in] data_set Working set of CIB state */ static void print_node_attributes(mon_state_t *state, pe_working_set_t *data_set, unsigned int mon_ops) { GListPtr gIter = NULL; /* Print section heading */ switch (state->output_format) { case mon_output_plain: case mon_output_console: print_as(state->output_format, "\nNode Attributes:\n"); break; case mon_output_html: case mon_output_cgi: fprintf(state->stream, "
    \n

    Node Attributes

    \n"); break; case mon_output_xml: fprintf(state->stream, " \n"); break; default: break; } /* Unpack all resource parameters (it would be more efficient to do this * only when needed for the first time in print_attr_msg()) */ for (gIter = data_set->resources; gIter != NULL; gIter = gIter->next) { crm_mon_get_parameters(gIter->data, data_set); } /* Display each node's attributes */ for (gIter = data_set->nodes; gIter != NULL; gIter = gIter->next) { struct mon_attr_data data; data.state = state; data.node = (node_t *) gIter->data; if (data.node && data.node->details && data.node->details->online) { GList *attr_list = NULL; print_node_start(state, data.node, mon_ops); g_hash_table_foreach(data.node->details->attrs, append_attr_list, attr_list); g_list_foreach(attr_list, print_node_attribute, &data); g_list_free(attr_list); print_node_end(state); } } /* Print section footer */ switch (state->output_format) { case mon_output_xml: fprintf(state->stream, " \n"); break; default: break; } } /*! * \internal * \brief Print header for cluster summary if needed * * \param[in] stream File stream to display output to */ static void print_cluster_summary_header(mon_state_t *state) { switch (state->output_format) { case mon_output_html: case mon_output_cgi: fprintf(state->stream, "

    Cluster Summary

    \n

    \n"); break; case mon_output_xml: fprintf(state->stream, "

    \n"); break; default: break; } } /*! * \internal * \brief Print footer for cluster summary if needed * * \param[in] stream File stream to display output to */ static void print_cluster_summary_footer(mon_state_t *state) { switch (state->output_format) { case mon_output_cgi: case mon_output_html: fprintf(state->stream, "

    \n"); break; case mon_output_xml: fprintf(state->stream, "
    \n"); break; default: break; } } /*! * \internal * \brief Print times the display was last updated and CIB last changed * * \param[in] stream File stream to display output to * \param[in] data_set Working set of CIB state */ static void print_cluster_times(mon_state_t *state, pe_working_set_t *data_set) { const char *last_written = crm_element_value(data_set->input, XML_CIB_ATTR_WRITTEN); const char *user = crm_element_value(data_set->input, XML_ATTR_UPDATE_USER); const char *client = crm_element_value(data_set->input, XML_ATTR_UPDATE_CLIENT); const char *origin = crm_element_value(data_set->input, XML_ATTR_UPDATE_ORIG); switch (state->output_format) { case mon_output_plain: case mon_output_console: { const char *now_str = crm_now_string(NULL); print_as(state->output_format, "Last updated: %s", now_str ? now_str : "Could not determine current time"); print_as(state->output_format, (user || client || origin)? "\n" : "\t\t"); print_as(state->output_format, "Last change: %s", last_written ? last_written : ""); if (user) { print_as(state->output_format, " by %s", user); } if (client) { print_as(state->output_format, " via %s", client); } if (origin) { print_as(state->output_format, " on %s", origin); } print_as(state->output_format, "\n"); break; } case mon_output_html: case mon_output_cgi: { const char *now_str = crm_now_string(NULL); fprintf(state->stream, " Last updated: %s
    \n", now_str ? now_str : "Could not determine current time"); fprintf(state->stream, " Last change: %s", last_written ? last_written : ""); if (user) { fprintf(state->stream, " by %s", user); } if (client) { fprintf(state->stream, " via %s", client); } if (origin) { fprintf(state->stream, " on %s", origin); } fprintf(state->stream, "
    \n"); break; } case mon_output_xml: { const char *now_str = crm_now_string(NULL); fprintf(state->stream, " \n", now_str ? now_str : "Could not determine current time"); fprintf(state->stream, " \n", last_written ? last_written : "", user ? user : "", client ? client : "", origin ? origin : ""); break; } default: break; } } /*! * \internal * \brief Print cluster stack * * \param[in] stream File stream to display output to * \param[in] stack_s Stack name */ static void print_cluster_stack(mon_state_t *state, const char *stack_s) { switch (state->output_format) { case mon_output_plain: case mon_output_console: print_as(state->output_format, "Stack: %s\n", stack_s); break; case mon_output_html: case mon_output_cgi: fprintf(state->stream, " Stack: %s
    \n", stack_s); break; case mon_output_xml: fprintf(state->stream, " \n", stack_s); break; default: break; } } /*! * \internal * \brief Print current DC and its version * * \param[in] stream File stream to display output to * \param[in] data_set Working set of CIB state */ static void print_cluster_dc(mon_state_t *state, pe_working_set_t *data_set, unsigned int mon_ops) { node_t *dc = data_set->dc_node; xmlNode *dc_version = get_xpath_object("//nvpair[@name='dc-version']", data_set->input, LOG_DEBUG); const char *dc_version_s = dc_version? crm_element_value(dc_version, XML_NVPAIR_ATTR_VALUE) : NULL; const char *quorum = crm_element_value(data_set->input, XML_ATTR_HAVE_QUORUM); char *dc_name = dc? get_node_display_name(dc, mon_ops) : NULL; switch (state->output_format) { case mon_output_plain: case mon_output_console: print_as(state->output_format, "Current DC: "); if (dc) { print_as(state->output_format, "%s (version %s) - partition %s quorum\n", dc_name, (dc_version_s? dc_version_s : "unknown"), (crm_is_true(quorum) ? "with" : "WITHOUT")); } else { print_as(state->output_format, "NONE\n"); } break; case mon_output_html: case mon_output_cgi: fprintf(state->stream, " Current DC: "); if (dc) { fprintf(state->stream, "%s (version %s) - partition %s quorum", dc_name, (dc_version_s? dc_version_s : "unknown"), (crm_is_true(quorum)? "with" : "WITHOUT")); } else { fprintf(state->stream, "NONE"); } fprintf(state->stream, "
    \n"); break; case mon_output_xml: fprintf(state->stream, " stream, "present=\"true\" version=\"%s\" name=\"%s\" id=\"%s\" with_quorum=\"%s\"", (dc_version_s? dc_version_s : ""), dc->details->uname, dc->details->id, (crm_is_true(quorum) ? "true" : "false")); } else { fprintf(state->stream, "present=\"false\""); } fprintf(state->stream, " />\n"); break; default: break; } free(dc_name); } /*! * \internal * \brief Print counts of configured nodes and resources * * \param[in] stream File stream to display output to * \param[in] data_set Working set of CIB state * \param[in] stack_s Stack name */ static void print_cluster_counts(mon_state_t *state, pe_working_set_t *data_set, const char *stack_s) { int nnodes = g_list_length(data_set->nodes); int nresources = count_resources(data_set, NULL); switch (state->output_format) { case mon_output_plain: case mon_output_console: print_as(state->output_format, "\n%d node%s configured\n", nnodes, s_if_plural(nnodes)); print_as(state->output_format, "%d resource%s configured", nresources, s_if_plural(nresources)); if(data_set->disabled_resources || data_set->blocked_resources) { print_as(state->output_format, " ("); if (data_set->disabled_resources) { print_as(state->output_format, "%d DISABLED", data_set->disabled_resources); } if (data_set->disabled_resources && data_set->blocked_resources) { print_as(state->output_format, ", "); } if (data_set->blocked_resources) { print_as(state->output_format, "%d BLOCKED from starting due to failure", data_set->blocked_resources); } print_as(state->output_format, ")"); } print_as(state->output_format, "\n"); break; case mon_output_html: case mon_output_cgi: fprintf(state->stream, " %d node%s configured
    \n", nnodes, s_if_plural(nnodes)); fprintf(state->stream, " %d resource%s configured", nresources, s_if_plural(nresources)); if (data_set->disabled_resources || data_set->blocked_resources) { fprintf(state->stream, " ("); if (data_set->disabled_resources) { fprintf(state->stream, "%d DISABLED", data_set->disabled_resources); } if (data_set->disabled_resources && data_set->blocked_resources) { fprintf(state->stream, ", "); } if (data_set->blocked_resources) { fprintf(state->stream, "%d BLOCKED from starting due to failure", data_set->blocked_resources); } fprintf(state->stream, ")"); } fprintf(state->stream, "
    \n"); break; case mon_output_xml: fprintf(state->stream, " \n", g_list_length(data_set->nodes)); fprintf(state->stream, " \n", count_resources(data_set, NULL), data_set->disabled_resources, data_set->blocked_resources); break; default: break; } } /*! * \internal * \brief Print cluster-wide options * * \param[in] stream File stream to display output to * \param[in] data_set Working set of CIB state * * \note Currently this is only implemented for HTML and XML output, and * prints only a few options. If there is demand, more could be added. */ static void print_cluster_options(mon_state_t *state, pe_working_set_t *data_set) { switch (state->output_format) { case mon_output_plain: case mon_output_console: if (is_set(data_set->flags, pe_flag_maintenance_mode)) { print_as(state->output_format, "\n *** Resource management is DISABLED ***"); print_as(state->output_format, "\n The cluster will not attempt to start, stop or recover services"); print_as(state->output_format, "\n"); } break; case mon_output_html: fprintf(state->stream, "

    \n

    Config Options

    \n"); fprintf(state->stream, " \n"); fprintf(state->stream, " \n", is_set(data_set->flags, pe_flag_stonith_enabled)? "enabled" : "disabled"); fprintf(state->stream, " \n", is_set(data_set->flags, pe_flag_symmetric_cluster)? "" : "a"); fprintf(state->stream, " \n"); fprintf(state->stream, " \n"); fprintf(state->stream, "
    STONITH of failed nodes%s
    Cluster is%ssymmetric
    No Quorum Policy"); switch (data_set->no_quorum_policy) { case no_quorum_freeze: fprintf(state->stream, "Freeze resources"); break; case no_quorum_stop: fprintf(state->stream, "Stop ALL resources"); break; case no_quorum_ignore: fprintf(state->stream, "Ignore"); break; case no_quorum_suicide: fprintf(state->stream, "Suicide"); break; } fprintf(state->stream, "
    Resource management"); if (is_set(data_set->flags, pe_flag_maintenance_mode)) { fprintf(state->stream, "DISABLED (the cluster will " "not attempt to start, stop or recover services)"); } else { fprintf(state->stream, "enabled"); } fprintf(state->stream, "
    \n

    \n"); break; case mon_output_xml: fprintf(state->stream, " stream, " stonith-enabled=\"%s\"", is_set(data_set->flags, pe_flag_stonith_enabled)? "true" : "false"); fprintf(state->stream, " symmetric-cluster=\"%s\"", is_set(data_set->flags, pe_flag_symmetric_cluster)? "true" : "false"); fprintf(state->stream, " no-quorum-policy=\""); switch (data_set->no_quorum_policy) { case no_quorum_freeze: fprintf(state->stream, "freeze"); break; case no_quorum_stop: fprintf(state->stream, "stop"); break; case no_quorum_ignore: fprintf(state->stream, "ignore"); break; case no_quorum_suicide: fprintf(state->stream, "suicide"); break; } fprintf(state->stream, "\""); fprintf(state->stream, " maintenance-mode=\"%s\"", is_set(data_set->flags, pe_flag_maintenance_mode)? "true" : "false"); fprintf(state->stream, " />\n"); break; default: break; } } /*! * \internal * \brief Print a summary of cluster-wide information * * \param[in] stream File stream to display output to * \param[in] data_set Working set of CIB state */ static void print_cluster_summary(mon_state_t *state, pe_working_set_t *data_set, unsigned int mon_ops, unsigned int show) { const char *stack_s = get_cluster_stack(data_set); gboolean header_printed = FALSE; if (show & mon_show_stack) { if (header_printed == FALSE) { print_cluster_summary_header(state); header_printed = TRUE; } print_cluster_stack(state, stack_s); } /* Always print DC if none, even if not requested */ if ((data_set->dc_node == NULL) || (show & mon_show_dc)) { if (header_printed == FALSE) { print_cluster_summary_header(state); header_printed = TRUE; } print_cluster_dc(state, data_set, mon_ops); } if (show & mon_show_times) { if (header_printed == FALSE) { print_cluster_summary_header(state); header_printed = TRUE; } print_cluster_times(state, data_set); } if (is_set(data_set->flags, pe_flag_maintenance_mode) || data_set->disabled_resources || data_set->blocked_resources || is_set(show, mon_show_count)) { if (header_printed == FALSE) { print_cluster_summary_header(state); header_printed = TRUE; } print_cluster_counts(state, data_set, stack_s); } /* There is not a separate option for showing cluster options, so show with * stack for now; a separate option could be added if there is demand */ if (show & mon_show_stack) { print_cluster_options(state, data_set); } if (header_printed) { print_cluster_summary_footer(state); } } /*! * \internal * \brief Print a failed action * * \param[in] stream File stream to display output to * \param[in] xml_op Root of XML tree describing failed action */ static void print_failed_action(mon_state_t *state, xmlNode *xml_op) { const char *op_key = crm_element_value(xml_op, XML_LRM_ATTR_TASK_KEY); const char *op_key_attr = "op_key"; const char *last = crm_element_value(xml_op, XML_RSC_OP_LAST_CHANGE); const char *node = crm_element_value(xml_op, XML_ATTR_UNAME); const char *call = crm_element_value(xml_op, XML_LRM_ATTR_CALLID); const char *exit_reason = crm_element_value(xml_op, XML_LRM_ATTR_EXIT_REASON); int rc = crm_parse_int(crm_element_value(xml_op, XML_LRM_ATTR_RC), "0"); int status = crm_parse_int(crm_element_value(xml_op, XML_LRM_ATTR_OPSTATUS), "0"); char *exit_reason_cleaned; /* If no op_key was given, use id instead */ if (op_key == NULL) { op_key = ID(xml_op); op_key_attr = "id"; } /* If no exit reason was given, use "none" */ if (exit_reason == NULL) { exit_reason = "none"; } /* Print common action information */ switch (state->output_format) { case mon_output_plain: case mon_output_console: print_as(state->output_format, "* %s on %s '%s' (%d): call=%s, status=%s, exitreason='%s'", op_key, node, services_ocf_exitcode_str(rc), rc, call, services_lrm_status_str(status), exit_reason); break; case mon_output_html: case mon_output_cgi: fprintf(state->stream, "

  • %s on %s '%s' (%d): call=%s, status=%s, exitreason='%s'", op_key, node, services_ocf_exitcode_str(rc), rc, call, services_lrm_status_str(status), exit_reason); break; case mon_output_xml: exit_reason_cleaned = crm_xml_escape(exit_reason); fprintf(state->stream, " stream, " exitstatus=\"%s\" exitreason=\"%s\" exitcode=\"%d\"", services_ocf_exitcode_str(rc), exit_reason_cleaned, rc); fprintf(state->stream, " call=\"%s\" status=\"%s\"", call, services_lrm_status_str(status)); free(exit_reason_cleaned); break; default: break; } /* If last change was given, print timing information as well */ if (last) { time_t run_at = crm_parse_int(last, "0"); char *run_at_s = ctime(&run_at); if (run_at_s) { run_at_s[24] = 0; /* Overwrite the newline */ } switch (state->output_format) { case mon_output_plain: case mon_output_console: print_as(state->output_format, ",\n last-rc-change='%s', queued=%sms, exec=%sms", run_at_s? run_at_s : "", crm_element_value(xml_op, XML_RSC_OP_T_QUEUE), crm_element_value(xml_op, XML_RSC_OP_T_EXEC)); break; case mon_output_html: case mon_output_cgi: fprintf(state->stream, " last-rc-change='%s', queued=%sms, exec=%sms", run_at_s? run_at_s : "", crm_element_value(xml_op, XML_RSC_OP_T_QUEUE), crm_element_value(xml_op, XML_RSC_OP_T_EXEC)); break; case mon_output_xml: fprintf(state->stream, " last-rc-change=\"%s\" queued=\"%s\" exec=\"%s\" interval=\"%u\" task=\"%s\"", run_at_s? run_at_s : "", crm_element_value(xml_op, XML_RSC_OP_T_QUEUE), crm_element_value(xml_op, XML_RSC_OP_T_EXEC), crm_parse_ms(crm_element_value(xml_op, XML_LRM_ATTR_INTERVAL_MS)), crm_element_value(xml_op, XML_LRM_ATTR_TASK)); break; default: break; } } /* End the action listing */ switch (state->output_format) { case mon_output_plain: case mon_output_console: print_as(state->output_format, "\n"); break; case mon_output_html: case mon_output_cgi: fprintf(state->stream, "
  • \n"); break; case mon_output_xml: fprintf(state->stream, " />\n"); break; default: break; } } /*! * \internal * \brief Print a section for failed actions * * \param[in] stream File stream to display output to * \param[in] data_set Working set of CIB state */ static void print_failed_actions(mon_state_t *state, pe_working_set_t *data_set) { xmlNode *xml_op = NULL; /* Print section heading */ switch (state->output_format) { case mon_output_plain: case mon_output_console: print_as(state->output_format, "\nFailed Resource Actions:\n"); break; case mon_output_html: case mon_output_cgi: fprintf(state->stream, "
    \n

    Failed Resource Actions

    \n
      \n"); break; case mon_output_xml: fprintf(state->stream, " \n"); break; default: break; } /* Print each failed action */ for (xml_op = __xml_first_child(data_set->failed); xml_op != NULL; xml_op = __xml_next(xml_op)) { print_failed_action(state, xml_op); } /* End section */ switch (state->output_format) { case mon_output_html: case mon_output_cgi: fprintf(state->stream, "
    \n"); break; case mon_output_xml: fprintf(state->stream, " \n"); break; default: break; } } /*! * \internal * \brief Print a stonith action * * \param[in] stream File stream to display output to * \param[in] event stonith event */ static void print_stonith_action(mon_state_t *state, stonith_history_t *event, unsigned int mon_ops) { const char *action_s = stonith_action_str(event->action); char *run_at_s = ctime(&event->completed); if ((run_at_s) && (run_at_s[0] != 0)) { run_at_s[strlen(run_at_s)-1] = 0; /* Overwrite the newline */ } switch(state->output_format) { case mon_output_xml: fprintf(state->stream, " target, event->action); switch(event->state) { case st_done: fprintf(state->stream, " state=\"success\""); break; case st_failed: fprintf(state->stream, " state=\"failed\""); break; default: fprintf(state->stream, " state=\"pending\""); } fprintf(state->stream, " origin=\"%s\" client=\"%s\"", event->origin, event->client); if (event->delegate) { fprintf(state->stream, " delegate=\"%s\"", event->delegate); } switch(event->state) { case st_done: case st_failed: fprintf(state->stream, " completed=\"%s\"", run_at_s?run_at_s:""); break; default: break; } fprintf(state->stream, " />\n"); break; case mon_output_plain: case mon_output_console: switch(event->state) { case st_done: print_as(state->output_format, "* %s of %s successful: delegate=%s, client=%s, origin=%s,\n" " %s='%s'\n", action_s, event->target, event->delegate ? event->delegate : "", event->client, event->origin, is_set(mon_ops, mon_op_fence_full_history) ? "completed" : "last-successful", run_at_s?run_at_s:""); break; case st_failed: print_as(state->output_format, "* %s of %s failed: delegate=%s, client=%s, origin=%s,\n" " %s='%s'\n", action_s, event->target, event->delegate ? event->delegate : "", event->client, event->origin, is_set(mon_ops, mon_op_fence_full_history) ? "completed" : "last-failed", run_at_s?run_at_s:""); break; default: print_as(state->output_format, "* %s of %s pending: client=%s, origin=%s\n", action_s, event->target, event->client, event->origin); } break; case mon_output_html: case mon_output_cgi: switch(event->state) { case st_done: fprintf(state->stream, "
  • %s of %s successful: delegate=%s, " "client=%s, origin=%s, %s='%s'
  • \n", action_s, event->target, event->delegate ? event->delegate : "", event->client, event->origin, is_set(mon_ops, mon_op_fence_full_history) ? "completed" : "last-successful", run_at_s?run_at_s:""); break; case st_failed: fprintf(state->stream, "
  • %s of %s failed: delegate=%s, " "client=%s, origin=%s, %s='%s'
  • \n", action_s, event->target, event->delegate ? event->delegate : "", event->client, event->origin, is_set(mon_ops, mon_op_fence_full_history) ? "completed" : "last-failed", run_at_s?run_at_s:""); break; default: fprintf(state->stream, "
  • %s of %s pending: client=%s, " "origin=%s
  • \n", action_s, event->target, event->client, event->origin); } break; default: /* no support for fence history for other formats so far */ break; } } /*! * \internal * \brief Print a section for failed stonith actions * * \param[in] stream File stream to display output to * \param[in] history List of stonith actions * */ static void print_failed_stonith_actions(mon_state_t *state, stonith_history_t *history, unsigned int mon_ops) { stonith_history_t *hp; for (hp = history; hp; hp = hp->next) { if (hp->state == st_failed) { break; } } if (!hp) { return; } /* Print section heading */ switch (state->output_format) { /* no need to take care of xml in here as xml gets full * history anyway */ case mon_output_plain: case mon_output_console: print_as(state->output_format, "\nFailed Fencing Actions:\n"); break; case mon_output_html: case mon_output_cgi: fprintf(state->stream, "
    \n

    Failed Fencing Actions

    \n
      \n"); break; default: break; } /* Print each failed stonith action */ for (hp = history; hp; hp = hp->next) { if (hp->state == st_failed) { print_stonith_action(state, hp, mon_ops); } } /* End section */ switch (state->output_format) { case mon_output_html: case mon_output_cgi: fprintf(state->stream, "
    \n"); break; default: break; } } /*! * \internal * \brief Print pending stonith actions * * \param[in] stream File stream to display output to * \param[in] history List of stonith actions * */ static void print_stonith_pending(mon_state_t *state, stonith_history_t *history, unsigned int mon_ops) { /* xml-output always shows the full history * so we'll never have to show pending-actions * separately */ if (history && (history->state != st_failed) && (history->state != st_done)) { stonith_history_t *hp; /* Print section heading */ switch (state->output_format) { case mon_output_plain: case mon_output_console: print_as(state->output_format, "\nPending Fencing Actions:\n"); break; case mon_output_html: case mon_output_cgi: fprintf(state->stream, "
    \n

    Pending Fencing Actions

    \n
      \n"); break; default: break; } for (hp = history; hp; hp = hp->next) { if ((hp->state == st_failed) || (hp->state == st_done)) { break; } print_stonith_action(state, hp, mon_ops); } /* End section */ switch (state->output_format) { case mon_output_html: case mon_output_cgi: fprintf(state->stream, "
    \n"); break; default: break; } } } /*! * \internal * \brief Print a section for stonith-history * * \param[in] stream File stream to display output to * \param[in] history List of stonith actions * */ static void print_stonith_history(mon_state_t *state, stonith_history_t *history, unsigned int mon_ops) { stonith_history_t *hp; /* Print section heading */ switch (state->output_format) { case mon_output_plain: case mon_output_console: print_as(state->output_format, "\nFencing History:\n"); break; case mon_output_html: case mon_output_cgi: fprintf(state->stream, "
    \n

    Fencing History

    \n
      \n"); break; case mon_output_xml: fprintf(state->stream, " \n"); break; default: break; } for (hp = history; hp; hp = hp->next) { if ((hp->state != st_failed) || (state->output_format == mon_output_xml)) { print_stonith_action(state, hp, mon_ops); } } /* End section */ switch (state->output_format) { case mon_output_html: case mon_output_cgi: fprintf(state->stream, "
    \n"); break; case mon_output_xml: fprintf(state->stream, " \n"); break; default: break; } } void print_status(mon_state_t *state, pe_working_set_t *data_set, stonith_history_t *stonith_history, unsigned int mon_ops, unsigned int show, const char *prefix) { GListPtr gIter = NULL; int print_opts = get_resource_display_options(mon_ops, state->output_format); /* space-separated lists of node names */ char *online_nodes = NULL; char *online_remote_nodes = NULL; char *online_guest_nodes = NULL; char *offline_nodes = NULL; char *offline_remote_nodes = NULL; if (state->output_format == mon_output_console) { blank_screen(); } print_cluster_summary(state, data_set, mon_ops, show); print_as(state->output_format, "\n"); /* Gather node information (and print if in bad state or grouping by node) */ for (gIter = data_set->nodes; gIter != NULL; gIter = gIter->next) { node_t *node = (node_t *) gIter->data; const char *node_mode = NULL; char *node_name = get_node_display_name(node, mon_ops); /* Get node mode */ if (node->details->unclean) { if (node->details->online) { node_mode = "UNCLEAN (online)"; } else if (node->details->pending) { node_mode = "UNCLEAN (pending)"; } else { node_mode = "UNCLEAN (offline)"; } } else if (node->details->pending) { node_mode = "pending"; } else if (node->details->standby_onfail && node->details->online) { node_mode = "standby (on-fail)"; } else if (node->details->standby) { if (node->details->online) { if (node->details->running_rsc) { node_mode = "standby (with active resources)"; } else { node_mode = "standby"; } } else { node_mode = "OFFLINE (standby)"; } } else if (node->details->maintenance) { if (node->details->online) { node_mode = "maintenance"; } else { node_mode = "OFFLINE (maintenance)"; } } else if (node->details->online) { node_mode = "online"; if (is_not_set(mon_ops, mon_op_group_by_node)) { if (pe__is_guest_node(node)) { online_guest_nodes = add_list_element(online_guest_nodes, node_name); } else if (pe__is_remote_node(node)) { online_remote_nodes = add_list_element(online_remote_nodes, node_name); } else { online_nodes = add_list_element(online_nodes, node_name); } free(node_name); continue; } } else { node_mode = "OFFLINE"; if (is_not_set(mon_ops, mon_op_group_by_node)) { if (pe__is_remote_node(node)) { offline_remote_nodes = add_list_element(offline_remote_nodes, node_name); } else if (pe__is_guest_node(node)) { /* ignore offline guest nodes */ } else { offline_nodes = add_list_element(offline_nodes, node_name); } free(node_name); continue; } } /* If we get here, node is in bad state, or we're grouping by node */ /* Print the node name and status */ if (pe__is_guest_node(node)) { print_as(state->output_format, "Guest"); } else if (pe__is_remote_node(node)) { print_as(state->output_format, "Remote"); } print_as(state->output_format, "Node %s: %s\n", node_name, node_mode); /* If we're grouping by node, print its resources */ if (is_set(mon_ops, mon_op_group_by_node)) { if (is_set(mon_ops, mon_op_print_brief)) { print_rscs_brief(node->details->running_rsc, "\t", print_opts | pe_print_rsconly, state->stream, FALSE); } else { GListPtr gIter2 = NULL; for (gIter2 = node->details->running_rsc; gIter2 != NULL; gIter2 = gIter2->next) { resource_t *rsc = (resource_t *) gIter2->data; rsc->fns->print(rsc, "\t", print_opts | pe_print_rsconly, state->stream); } } } free(node_name); } /* If we're not grouping by node, summarize nodes by status */ if (online_nodes) { print_as(state->output_format, "Online: [%s ]\n", online_nodes); free(online_nodes); } if (offline_nodes) { print_as(state->output_format, "OFFLINE: [%s ]\n", offline_nodes); free(offline_nodes); } if (online_remote_nodes) { print_as(state->output_format, "RemoteOnline: [%s ]\n", online_remote_nodes); free(online_remote_nodes); } if (offline_remote_nodes) { print_as(state->output_format, "RemoteOFFLINE: [%s ]\n", offline_remote_nodes); free(offline_remote_nodes); } if (online_guest_nodes) { print_as(state->output_format, "GuestOnline: [%s ]\n", online_guest_nodes); free(online_guest_nodes); } /* Print resources section, if needed */ print_resources(state, data_set, print_opts, mon_ops); /* print Node Attributes section if requested */ if (show & mon_show_attributes) { print_node_attributes(state, data_set, mon_ops); } /* If requested, print resource operations (which includes failcounts) * or just failcounts */ if (show & (mon_show_operations | mon_show_failcounts)) { print_node_summary(state, data_set, ((show & mon_show_operations)? TRUE : FALSE), mon_ops); } /* If there were any failed actions, print them */ if (xml_has_children(data_set->failed)) { print_failed_actions(state, data_set); } /* Print failed stonith actions */ if (is_set(mon_ops, mon_op_fence_history)) { print_failed_stonith_actions(state, stonith_history, mon_ops); } /* Print tickets if requested */ if (show & mon_show_tickets) { print_cluster_tickets(state, data_set); } /* Print negative location constraints if requested */ if (show & mon_show_bans) { print_neg_locations(state, data_set, mon_ops, prefix); } /* Print stonith history */ if (is_set(mon_ops, mon_op_fence_history)) { if (show & mon_show_fence_history) { print_stonith_history(state, stonith_history, mon_ops); } else { print_stonith_pending(state, stonith_history, mon_ops); } } #if CURSES_ENABLED if (state->output_format == mon_output_console) { refresh(); } #endif } void print_xml_status(mon_state_t *state, pe_working_set_t *data_set, stonith_history_t *stonith_history, unsigned int mon_ops, unsigned int show, const char *prefix) { GListPtr gIter = NULL; int print_opts = get_resource_display_options(mon_ops, state->output_format); fprintf(state->stream, "\n"); fprintf(state->stream, "\n", VERSION); print_cluster_summary(state, data_set, mon_ops, show); /*** NODES ***/ fprintf(state->stream, " \n"); for (gIter = data_set->nodes; gIter != NULL; gIter = gIter->next) { node_t *node = (node_t *) gIter->data; const char *node_type = "unknown"; switch (node->details->type) { case node_member: node_type = "member"; break; case node_remote: node_type = "remote"; break; case node_ping: node_type = "ping"; break; } fprintf(state->stream, " details->uname); fprintf(state->stream, "id=\"%s\" ", node->details->id); fprintf(state->stream, "online=\"%s\" ", node->details->online ? "true" : "false"); fprintf(state->stream, "standby=\"%s\" ", node->details->standby ? "true" : "false"); fprintf(state->stream, "standby_onfail=\"%s\" ", node->details->standby_onfail ? "true" : "false"); fprintf(state->stream, "maintenance=\"%s\" ", node->details->maintenance ? "true" : "false"); fprintf(state->stream, "pending=\"%s\" ", node->details->pending ? "true" : "false"); fprintf(state->stream, "unclean=\"%s\" ", node->details->unclean ? "true" : "false"); fprintf(state->stream, "shutdown=\"%s\" ", node->details->shutdown ? "true" : "false"); fprintf(state->stream, "expected_up=\"%s\" ", node->details->expected_up ? "true" : "false"); fprintf(state->stream, "is_dc=\"%s\" ", node->details->is_dc ? "true" : "false"); fprintf(state->stream, "resources_running=\"%d\" ", g_list_length(node->details->running_rsc)); fprintf(state->stream, "type=\"%s\" ", node_type); if (pe__is_guest_node(node)) { fprintf(state->stream, "id_as_resource=\"%s\" ", node->details->remote_rsc->container->id); } if (is_set(mon_ops, mon_op_group_by_node)) { GListPtr lpc2 = NULL; fprintf(state->stream, ">\n"); for (lpc2 = node->details->running_rsc; lpc2 != NULL; lpc2 = lpc2->next) { resource_t *rsc = (resource_t *) lpc2->data; rsc->fns->print(rsc, " ", print_opts | pe_print_rsconly, state->stream); } fprintf(state->stream, " \n"); } else { fprintf(state->stream, "/>\n"); } } fprintf(state->stream, " \n"); /* Print resources section, if needed */ print_resources(state, data_set, print_opts, mon_ops); /* print Node Attributes section if requested */ if (show & mon_show_attributes) { print_node_attributes(state, data_set, mon_ops); } /* If requested, print resource operations (which includes failcounts) * or just failcounts */ if (show & (mon_show_operations | mon_show_failcounts)) { print_node_summary(state, data_set, ((show & mon_show_operations)? TRUE : FALSE), mon_ops); } /* If there were any failed actions, print them */ if (xml_has_children(data_set->failed)) { print_failed_actions(state, data_set); } /* Print stonith history */ if (is_set(mon_ops, mon_op_fence_history)) { print_stonith_history(state, stonith_history, mon_ops); } /* Print tickets if requested */ if (show & mon_show_tickets) { print_cluster_tickets(state, data_set); } /* Print negative location constraints if requested */ if (show & mon_show_bans) { print_neg_locations(state, data_set, mon_ops, prefix); } fprintf(state->stream, "\n"); fflush(state->stream); - fclose(state->stream); } int print_html_status(mon_state_t *state, pe_working_set_t *data_set, const char *filename, stonith_history_t *stonith_history, unsigned int mon_ops, unsigned int show, const char *prefix, unsigned int reconnect_msec) { GListPtr gIter = NULL; char *filename_tmp = NULL; int print_opts = get_resource_display_options(mon_ops, state->output_format); if (state->output_format == mon_output_cgi) { fprintf(state->stream, "Content-Type: text/html\n\n"); } else { filename_tmp = crm_concat(filename, "tmp", '.'); state->stream = fopen(filename_tmp, "w"); if (state->stream == NULL) { crm_perror(LOG_ERR, "Cannot open %s for writing", filename_tmp); free(filename_tmp); return -1; } } fprintf(state->stream, "\n"); fprintf(state->stream, " \n"); fprintf(state->stream, " Cluster status\n"); fprintf(state->stream, " \n", reconnect_msec / 1000); fprintf(state->stream, " \n"); fprintf(state->stream, "\n"); print_cluster_summary(state, data_set, mon_ops, show); /*** NODE LIST ***/ fprintf(state->stream, "
    \n

    Node List

    \n"); fprintf(state->stream, "
      \n"); for (gIter = data_set->nodes; gIter != NULL; gIter = gIter->next) { node_t *node = (node_t *) gIter->data; char *node_name = get_node_display_name(node, mon_ops); fprintf(state->stream, "
    • Node: %s: ", node_name); if (node->details->standby_onfail && node->details->online) { fprintf(state->stream, "standby (on-fail)\n"); } else if (node->details->standby && node->details->online) { fprintf(state->stream, "standby%s\n", node->details->running_rsc?" (with active resources)":""); } else if (node->details->standby) { fprintf(state->stream, "OFFLINE (standby)\n"); } else if (node->details->maintenance && node->details->online) { fprintf(state->stream, "maintenance\n"); } else if (node->details->maintenance) { fprintf(state->stream, "OFFLINE (maintenance)\n"); } else if (node->details->online) { fprintf(state->stream, "online\n"); } else { fprintf(state->stream, "OFFLINE\n"); } if (is_set(mon_ops, mon_op_print_brief) && is_set(mon_ops, mon_op_group_by_node)) { fprintf(state->stream, "
        \n"); print_rscs_brief(node->details->running_rsc, NULL, print_opts | pe_print_rsconly, state->stream, FALSE); fprintf(state->stream, "
      \n"); } else if (is_set(mon_ops, mon_op_group_by_node)) { GListPtr lpc2 = NULL; fprintf(state->stream, "
        \n"); for (lpc2 = node->details->running_rsc; lpc2 != NULL; lpc2 = lpc2->next) { resource_t *rsc = (resource_t *) lpc2->data; fprintf(state->stream, "
      • "); rsc->fns->print(rsc, NULL, print_opts | pe_print_rsconly, state->stream); fprintf(state->stream, "
      • \n"); } fprintf(state->stream, "
      \n"); } fprintf(state->stream, "
    • \n"); free(node_name); } fprintf(state->stream, "
    \n"); /* Print resources section, if needed */ print_resources(state, data_set, print_opts, mon_ops); /* print Node Attributes section if requested */ if (show & mon_show_attributes) { print_node_attributes(state, data_set, mon_ops); } /* If requested, print resource operations (which includes failcounts) * or just failcounts */ if (show & (mon_show_operations | mon_show_failcounts)) { print_node_summary(state, data_set, ((show & mon_show_operations)? TRUE : FALSE), mon_ops); } /* If there were any failed actions, print them */ if (xml_has_children(data_set->failed)) { print_failed_actions(state, data_set); } /* Print failed stonith actions */ if (is_set(mon_ops, mon_op_fence_history)) { print_failed_stonith_actions(state, stonith_history, mon_ops); } /* Print stonith history */ if (is_set(mon_ops, mon_op_fence_history)) { if (show & mon_show_fence_history) { print_stonith_history(state, stonith_history, mon_ops); } else { print_stonith_pending(state, stonith_history, mon_ops); } } /* Print tickets if requested */ if (show & mon_show_tickets) { print_cluster_tickets(state, data_set); } /* Print negative location constraints if requested */ if (show & mon_show_bans) { print_neg_locations(state, data_set, mon_ops, prefix); } fprintf(state->stream, "\n"); fprintf(state->stream, "\n"); fflush(state->stream); - fclose(state->stream); if (state->output_format != mon_output_cgi) { if (rename(filename_tmp, filename) != 0) { crm_perror(LOG_ERR, "Unable to rename %s->%s", filename_tmp, filename); } free(filename_tmp); } return 0; }