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diff --git a/lib/common/output_xml.c b/lib/common/output_xml.c
index 99c60a70bf..b0ada82be5 100644
--- a/lib/common/output_xml.c
+++ b/lib/common/output_xml.c
@@ -1,421 +1,462 @@
/*
* Copyright 2019-2020 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 <config.h>
#include <ctype.h>
#include <stdarg.h>
#include <stdlib.h>
#include <stdio.h>
#include <glib.h>
#include <crm/crm.h>
#include <crm/common/xml.h>
#include <crm/common/output_internal.h>
static gboolean legacy_xml = FALSE;
static gboolean simple_list = FALSE;
+static gboolean substitute = FALSE;
GOptionEntry pcmk__xml_output_entries[] = {
{ "xml-legacy", 0, G_OPTION_FLAG_HIDDEN, G_OPTION_ARG_NONE, &legacy_xml,
NULL,
NULL },
{ "xml-simple-list", 0, G_OPTION_FLAG_HIDDEN, G_OPTION_ARG_NONE, &simple_list,
NULL,
NULL },
+ { "xml-substitute", 0, G_OPTION_FLAG_HIDDEN, G_OPTION_ARG_NONE, &substitute,
+ NULL,
+ NULL },
{ NULL }
};
+typedef struct subst_s {
+ const char *from;
+ const char *to;
+} subst_t;
+
+static subst_t substitutions[] = {
+ { "Attributes", "attributes" },
+ { "Active Resources", "resources" },
+ { "Full List of Resources", "resources" },
+ { "Inactive Resources", "resources" },
+ { "Cluster Summary", "summary" },
+ { "Failed Resource Actions", "failures" },
+ { "Fencing History", "fence_history" },
+ { "Migration Summary", "node_history" },
+ { "Operations", "node_history" },
+ { "Negative Location Constraints", "bans" },
+ { "Node Attributes", "node_attributes" },
+ { "Resources", "resources" },
+ { "Tickets", "tickets" },
+
+ { 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);
out->priv = NULL;
}
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;
}
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);
}
}
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
finish_reset_common(pcmk__output_t *out, crm_exit_t exit_status, bool print) {
xmlNodePtr node;
private_data_t *priv = out->priv;
if (legacy_xml) {
GSList *node = priv->errors;
if (exit_status != CRM_EX_OK) {
fprintf(stderr, "%s\n", crm_exit_str(exit_status));
}
while (node != NULL) {
fprintf(stderr, "%s\n", (char *) node->data);
node = node->next;
}
} else {
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));
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);
}
}
static void
xml_finish(pcmk__output_t *out, crm_exit_t exit_status, bool print, void **copy_dest) {
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 == NULL || priv->root == NULL) {
return;
}
finish_reset_common(out, exit_status, print);
if (copy_dest != NULL) {
*copy_dest = copy_xml(priv->root);
}
}
static void
xml_reset(pcmk__output_t *out) {
CRM_ASSERT(out != NULL);
out->dest = freopen(NULL, "w", out->dest);
CRM_ASSERT(out->dest != NULL);
if (out->priv != NULL) {
finish_reset_common(out, CRM_EX_OK, true);
}
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);
}
G_GNUC_PRINTF(4, 5)
static void
xml_begin_list(pcmk__output_t *out, const char *singular_noun, const char *plural_noun,
const char *format, ...) {
va_list ap;
+ const char *name = NULL;
char *buf = NULL;
int len;
va_start(ap, format);
len = vasprintf(&buf, format, ap);
CRM_ASSERT(len >= 0);
va_end(ap);
+ if (substitute) {
+ for (subst_t *s = substitutions; s->from != NULL; s++) {
+ if (!strcmp(s->from, buf)) {
+ name = s->to;
+ break;
+ }
+ }
+ }
+
+ if (name == NULL) {
+ name = buf;
+ }
+
if (legacy_xml || simple_list) {
- pcmk__output_xml_create_parent(out, buf);
+ 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) buf);
+ xmlSetProp(list_node, (pcmkXmlStr) "name", (pcmkXmlStr) name);
}
free(buf);
}
G_GNUC_PRINTF(3, 4)
static void
xml_list_item(pcmk__output_t *out, const char *name, const char *format, ...) {
private_data_t *priv = out->priv;
xmlNodePtr item_node = NULL;
va_list ap;
char *buf = NULL;
int len;
CRM_ASSERT(priv != NULL);
va_start(ap, format);
len = vasprintf(&buf, format, ap);
CRM_ASSERT(len >= 0);
va_end(ap);
item_node = pcmk__output_create_xml_text_node(out, "item", buf);
free(buf);
xmlSetProp(item_node, (pcmkXmlStr) "name", (pcmkXmlStr) name);
}
static void
xml_increment_list(pcmk__output_t *out) {
/* This function intentially left blank */
}
static void
xml_end_list(pcmk__output_t *out) {
private_data_t *priv = out->priv;
CRM_ASSERT(priv != NULL);
if (priv->legacy_xml || simple_list) {
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 = argv == NULL ? NULL : 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->increment_list = xml_increment_list;
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 0f1abdab9b..70a3ebed4d 100644
--- a/tools/Makefile.am
+++ b/tools/Makefile.am
@@ -1,168 +1,168 @@
#
# 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)/mk/common.mk
if BUILD_SYSTEMD
systemdsystemunit_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
noinst_SCRIPTS = pcmk_simtimes
EXTRA_DIST = crm_diff.8.inc \
crm_error.8.inc \
crm_mon.sysconfig \
crm_mon.8.inc \
crm_node.8.inc \
crm_resource.8.inc \
crm_rule.8.inc \
crm_simulate.8.inc \
fix-manpages \
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
# A few tools are just thin wrappers around crm_attribute.
# This makes their help get updated when crm_attribute changes
# (see mk/common.mk).
MAN8DEPS = crm_attribute
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_curses.c crm_mon_print.c crm_mon_runtime.c crm_mon_xml.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)
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_print.c \
crm_resource_runtime.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/pacemaker/libpacemaker.la \
$(top_builddir)/lib/cib/libcib.la \
$(top_builddir)/lib/pengine/libpe_status.la \
$(top_builddir)/lib/fencing/libstonithd.la \
$(top_builddir)/lib/common/libcrmcommon.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 787a568a2e..fde22d3810 100644
--- a/tools/crm_mon.c
+++ b/tools/crm_mon.c
@@ -1,2211 +1,2211 @@
/*
* Copyright 2004-2020 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 <crm_internal.h>
#include <sys/param.h>
#include <crm/crm.h>
#include <stdio.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include <stdlib.h>
#include <errno.h>
#include <fcntl.h>
#include <libgen.h>
#include <signal.h>
#include <sys/utsname.h>
#include <crm/msg_xml.h>
#include <crm/services.h>
#include <crm/lrmd.h>
#include <crm/common/cmdline_internal.h>
#include <crm/common/curses_internal.h>
#include <crm/common/internal.h> // pcmk__ends_with_ext()
#include <crm/common/ipc.h>
#include <crm/common/iso8601_internal.h>
#include <crm/common/mainloop.h>
#include <crm/common/output_internal.h>
#include <crm/common/util.h>
#include <crm/common/xml.h>
#include <crm/cib/internal.h>
#include <crm/pengine/status.h>
#include <crm/pengine/internal.h>
#include <pacemaker-internal.h>
#include <crm/stonith-ng.h>
#include <crm/fencing/internal.h>
#include "crm_mon.h"
#define SUMMARY "Provides a summary of cluster's current state.\n\n" \
"Outputs varying levels of detail in a number of different formats."
/*
* Definitions indicating which items to print
*/
static unsigned int show;
/*
* Definitions indicating how to output
*/
static mon_output_format_t output_format = mon_output_unset;
/* other globals */
static GIOChannel *io_channel = NULL;
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 GError *error = NULL;
static pcmk__common_args_t *args = NULL;
static pcmk__output_t *out = NULL;
static GOptionContext *context = NULL;
static gchar **processed_args = NULL;
static time_t 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,
- CRM_MON_SUPPORTED_FORMAT_XML,
+ 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
#define RECONNECT_MSECS 5000
struct {
int reconnect_msec;
gboolean daemonize;
gboolean show_bans;
char *pid_file;
char *external_agent;
char *external_recipient;
char *neg_location_prefix;
char *only_node;
char *only_rsc;
unsigned int mon_ops;
GSList *user_includes_excludes;
GSList *includes_excludes;
} options = {
.reconnect_msec = RECONNECT_MSECS,
.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 unsigned int
all_includes(mon_output_format_t fmt) {
if (fmt == mon_output_monitor || fmt == mon_output_plain || fmt == mon_output_console) {
return ~mon_show_options;
} else {
return mon_show_all;
}
}
static unsigned int
default_includes(mon_output_format_t fmt) {
switch (fmt) {
case mon_output_monitor:
case mon_output_plain:
case mon_output_console:
return mon_show_stack | mon_show_dc | mon_show_times | mon_show_counts |
mon_show_nodes | mon_show_resources | mon_show_failures;
case mon_output_xml:
case mon_output_legacy_xml:
return all_includes(fmt);
case mon_output_html:
case mon_output_cgi:
return mon_show_summary | mon_show_nodes | mon_show_resources |
mon_show_failures;
default:
return 0;
}
}
struct {
const char *name;
unsigned int bit;
} sections[] = {
{ "attributes", mon_show_attributes },
{ "bans", mon_show_bans },
{ "counts", mon_show_counts },
{ "dc", mon_show_dc },
{ "failcounts", mon_show_failcounts },
{ "failures", mon_show_failures },
{ "fencing", mon_show_fencing_all },
{ "fencing-failed", mon_show_fence_failed },
{ "fencing-pending", mon_show_fence_pending },
{ "fencing-succeeded", mon_show_fence_worked },
{ "nodes", mon_show_nodes },
{ "operations", mon_show_operations },
{ "options", mon_show_options },
{ "resources", mon_show_resources },
{ "stack", mon_show_stack },
{ "summary", mon_show_summary },
{ "tickets", mon_show_tickets },
{ "times", mon_show_times },
{ NULL }
};
static unsigned int
find_section_bit(const char *name) {
for (int i = 0; sections[i].name != NULL; i++) {
if (pcmk__str_eq(sections[i].name, name, pcmk__str_casei)) {
return sections[i].bit;
}
}
return 0;
}
static gboolean
apply_exclude(const gchar *excludes, GError **error) {
char **parts = NULL;
parts = g_strsplit(excludes, ",", 0);
for (char **s = parts; *s != NULL; s++) {
unsigned int bit = find_section_bit(*s);
if (pcmk__str_eq(*s, "all", pcmk__str_none)) {
show = 0;
} else if (pcmk__str_eq(*s, "none", pcmk__str_none)) {
show = all_includes(output_format);
} else if (bit != 0) {
show &= ~bit;
} else {
g_set_error(error, PCMK__EXITC_ERROR, CRM_EX_USAGE,
"--exclude options: all, attributes, bans, counts, dc, "
"failcounts, failures, fencing, fencing-failed, "
"fencing-pending, fencing-succeeded, nodes, none, "
"operations, options, resources, stack, summary, "
"tickets, times");
return FALSE;
}
}
g_strfreev(parts);
return TRUE;
}
static gboolean
apply_include(const gchar *includes, GError **error) {
char **parts = NULL;
parts = g_strsplit(includes, ",", 0);
for (char **s = parts; *s != NULL; s++) {
unsigned int bit = find_section_bit(*s);
if (pcmk__str_eq(*s, "all", pcmk__str_none)) {
show = all_includes(output_format);
} else if (pcmk__starts_with(*s, "bans")) {
show |= mon_show_bans;
if (options.neg_location_prefix != NULL) {
free(options.neg_location_prefix);
options.neg_location_prefix = NULL;
}
if (strlen(*s) > 4 && (*s)[4] == ':') {
options.neg_location_prefix = strdup(*s+5);
}
} else if (pcmk__str_any_of(*s, "default", "defaults", NULL)) {
show |= default_includes(output_format);
} else if (pcmk__str_eq(*s, "none", pcmk__str_none)) {
show = 0;
} else if (bit != 0) {
show |= bit;
} else {
g_set_error(error, PCMK__EXITC_ERROR, CRM_EX_USAGE,
"--include options: all, attributes, bans[:PREFIX], counts, dc, "
"default, failcounts, failures, fencing, fencing-failed, "
"fencing-pending, fencing-succeeded, nodes, none, operations, "
"options, resources, stack, summary, tickets, times");
return FALSE;
}
}
g_strfreev(parts);
return TRUE;
}
static gboolean
apply_include_exclude(GSList *lst, mon_output_format_t fmt, GError **error) {
gboolean rc = TRUE;
GSList *node = lst;
/* Set the default of what to display here. Note that we OR everything to
* show instead of set show directly because it could have already had some
* settings applied to it in main.
*/
show |= default_includes(fmt);
while (node != NULL) {
char *s = node->data;
if (pcmk__starts_with(s, "--include=")) {
rc = apply_include(s+10, error);
} else if (pcmk__starts_with(s, "-I=")) {
rc = apply_include(s+3, error);
} else if (pcmk__starts_with(s, "--exclude=")) {
rc = apply_exclude(s+10, error);
} else if (pcmk__starts_with(s, "-U=")) {
rc = apply_exclude(s+3, error);
}
if (rc != TRUE) {
break;
}
node = node->next;
}
return rc;
}
static gboolean
user_include_exclude_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **err) {
char *s = crm_strdup_printf("%s=%s", option_name, optarg);
options.user_includes_excludes = g_slist_append(options.user_includes_excludes, s);
return TRUE;
}
static gboolean
include_exclude_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **err) {
char *s = crm_strdup_printf("%s=%s", option_name, optarg);
options.includes_excludes = g_slist_append(options.includes_excludes, s);
return TRUE;
}
static gboolean
as_cgi_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **err) {
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 **err) {
if (args->output_ty != NULL) {
free(args->output_ty);
}
if (args->output_dest != NULL) {
free(args->output_dest);
args->output_dest = NULL;
}
if (optarg != NULL) {
args->output_dest = strdup(optarg);
}
args->output_ty = strdup("html");
output_format = mon_output_html;
umask(S_IWGRP | S_IWOTH);
return TRUE;
}
static gboolean
as_simple_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **err) {
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 **err) {
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 **err) {
int rc = crm_atoi(optarg, "2");
switch (rc) {
case 3:
options.mon_ops |= mon_op_fence_full_history | mon_op_fence_history | mon_op_fence_connect;
return include_exclude_cb("--include", "fencing", data, err);
case 2:
options.mon_ops |= mon_op_fence_history | mon_op_fence_connect;
return include_exclude_cb("--include", "fencing", data, err);
case 1:
options.mon_ops |= mon_op_fence_history | mon_op_fence_connect;
return include_exclude_cb("--include", "fencing-failed,fencing-pending", data, err);
case 0:
options.mon_ops &= ~(mon_op_fence_history | mon_op_fence_connect);
return include_exclude_cb("--exclude", "fencing", data, err);
default:
g_set_error(err, PCMK__EXITC_ERROR, CRM_EX_INVALID_PARAM, "Fence history must be 0-3");
return FALSE;
}
}
static gboolean
group_by_node_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **err) {
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 **err) {
return include_exclude_cb("--exclude", "summary", data, err);
}
static gboolean
inactive_resources_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **err) {
options.mon_ops |= mon_op_inactive_resources;
return TRUE;
}
static gboolean
no_curses_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **err) {
output_format = mon_output_plain;
return TRUE;
}
static gboolean
one_shot_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **err) {
options.mon_ops |= mon_op_one_shot;
return TRUE;
}
static gboolean
print_brief_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **err) {
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 **err) {
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 **err) {
options.mon_ops |= mon_op_print_pending;
return TRUE;
}
static gboolean
print_timing_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **err) {
options.mon_ops |= mon_op_print_timing;
return include_exclude_cb("--include", "operations", data, err);
}
static gboolean
reconnect_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **err) {
int rc = crm_get_msec(optarg);
if (rc == -1) {
g_set_error(err, PCMK__EXITC_ERROR, CRM_EX_INVALID_PARAM, "Invalid value for -i: %s", optarg);
return FALSE;
} else {
options.reconnect_msec = crm_parse_interval_spec(optarg);
}
return TRUE;
}
static gboolean
show_attributes_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **err) {
return include_exclude_cb("--include", "attributes", data, err);
}
static gboolean
show_bans_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **err) {
if (optarg != NULL) {
char *s = crm_strdup_printf("bans:%s", optarg);
gboolean rc = include_exclude_cb("--include", s, data, err);
free(s);
return rc;
} else {
return include_exclude_cb("--include", "bans", data, err);
}
}
static gboolean
show_failcounts_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **err) {
return include_exclude_cb("--include", "failcounts", data, err);
}
static gboolean
show_operations_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **err) {
return include_exclude_cb("--include", "failcounts,operations", data, err);
}
static gboolean
show_tickets_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **err) {
return include_exclude_cb("--include", "tickets", data, err);
}
static gboolean
use_cib_file_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **err) {
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 **err) {
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 (default is 5 seconds)",
"TIMESPEC" },
{ "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 },
{ "daemonize", 'd', 0, G_OPTION_ARG_NONE, &options.daemonize,
"Run in the background as a daemon.\n"
INDENT "Requires at least one of --output-to and --external-agent.",
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" },
{ "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 },
{ "xml-file", 'x', G_OPTION_FLAG_HIDDEN, G_OPTION_ARG_CALLBACK, use_cib_file_cb,
NULL,
NULL },
{ NULL }
};
static GOptionEntry display_entries[] = {
{ "include", 'I', 0, G_OPTION_ARG_CALLBACK, user_include_exclude_cb,
"A list of sections to include in the output.\n"
INDENT "See `Output Control` help for more information.",
"SECTION(s)" },
{ "exclude", 'U', 0, G_OPTION_ARG_CALLBACK, user_include_exclude_cb,
"A list of sections to exclude from the output.\n"
INDENT "See `Output Control` help for more information.",
"SECTION(s)" },
{ "node", 0, 0, G_OPTION_ARG_STRING, &options.only_node,
"When displaying information about nodes, show only what's related to the given\n"
INDENT "node, or to all nodes tagged with the given tag",
"NODE" },
{ "resource", 0, 0, G_OPTION_ARG_STRING, &options.only_rsc,
"When displaying information about resources, show only what's related to the given\n"
INDENT "resource, or to all resources tagged with the given tag",
"RSC" },
{ "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, print_timing_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 },
{ "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', G_OPTION_FLAG_OPTIONAL_ARG, 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 },
{ "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 }
};
static GOptionEntry deprecated_entries[] = {
{ "as-html", 'h', G_OPTION_FLAG_FILENAME, G_OPTION_ARG_CALLBACK, as_html_cb,
"Write cluster status to the named HTML file.\n"
INDENT "Use --output-as=html --output-to=FILE instead.",
"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.\n"
INDENT "Use --output-as=xml instead.",
NULL },
{ "disable-ncurses", 'N', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, no_curses_cb,
"Disable the use of ncurses.\n"
INDENT "Use --output-as=text instead.",
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).\n"
INDENT "Use --output-as=html --html-cgi instead.",
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
do_mon_cib_connection_destroy(gpointer user_data, bool is_error)
{
if (is_error) {
out->err(out, "Connection to the cluster-daemons terminated");
} else {
out->info(out, "Connection to the cluster-daemons terminated");
}
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;
}
static void
mon_cib_connection_destroy_regular(gpointer user_data)
{
do_mon_cib_connection_destroy(user_data, false);
}
static void
mon_cib_connection_destroy_error(gpointer user_data)
{
do_mon_cib_connection_destroy(user_data, true);
}
/*
* 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 (pcmk_is_set(options.mon_ops, mon_op_fence_connect) && (st == NULL)) {
st = stonith_api_new();
}
if (pcmk_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 (pcmk_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");
/* Hack: the CIB signon will print the prompt for a password if needed,
* but to stderr. If we're in curses, show it on the screen instead.
*
* @TODO Add a password prompt (maybe including input) function to
* pcmk__output_t and use it in libcib.
*/
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) {
out->err(out, "Could not connect to the CIB: %s",
pcmk_strerror(rc));
return rc;
}
rc = cib->cmds->query(cib, NULL, &current_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_regular);
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) {
out->err(out, "Notification setup failed, could not monitor CIB actions");
clean_up_connections();
}
}
}
return rc;
}
#if CURSES_ENABLED
static const char *
get_option_desc(char c)
{
const char *desc = "No help available";
for (GOptionEntry *entry = display_entries; entry != NULL; entry++) {
if (entry->short_name == c) {
desc = entry->description;
break;
}
}
return desc;
}
#define print_option_help(output_format, option, condition) \
out->info(out, "%c %c: \t%s", ((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 (!pcmk_is_set(show, mon_show_fencing_all)) {
options.mon_ops |= mon_op_fence_history;
options.mon_ops |= mon_op_fence_connect;
if (st == NULL) {
mon_cib_connection_destroy_regular(NULL);
}
}
if (pcmk_any_flags_set(show,
mon_show_fence_failed
|mon_show_fence_pending
|mon_show_fence_worked)) {
show &= ~mon_show_fencing_all;
} else {
show |= mon_show_fencing_all;
}
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 (!pcmk_is_set(show, mon_show_operations)) {
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 (pcmk_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 (pcmk_any_flags_set(show,
mon_show_stack
|mon_show_dc
|mon_show_times
|mon_show_counts)) {
show &= ~mon_show_summary;
} else {
show |= mon_show_summary;
}
/* Regardless, we don't show options in console mode. */
show &= ~mon_show_options;
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();
out->info(out, "%s", "Display option change mode\n");
print_option_help(out, 'c', pcmk_is_set(show, mon_show_tickets));
print_option_help(out, 'f', pcmk_is_set(show, mon_show_failcounts));
print_option_help(out, 'n', pcmk_is_set(options.mon_ops, mon_op_group_by_node));
print_option_help(out, 'o', pcmk_is_set(show, mon_show_operations));
print_option_help(out, 'r', pcmk_is_set(options.mon_ops, mon_op_inactive_resources));
print_option_help(out, 't', pcmk_is_set(options.mon_ops, mon_op_print_timing));
print_option_help(out, 'A', pcmk_is_set(show, mon_show_attributes));
print_option_help(out, 'L', pcmk_is_set(show,mon_show_bans));
print_option_help(out, 'D', !pcmk_is_set(show, mon_show_summary));
print_option_help(out, 'R', pcmk_is_set(options.mon_ops, mon_op_print_clone_detail));
print_option_help(out, 'b', pcmk_is_set(options.mon_ops, mon_op_print_brief));
print_option_help(out, 'j', pcmk_is_set(options.mon_ops, mon_op_print_pending));
print_option_help(out, 'm', pcmk_is_set(show, mon_show_fencing_all));
out->info(out, "%s", "\nToggle 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(void)
{
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, GOptionGroup **group) {
GOptionContext *context = NULL;
GOptionEntry extra_prog_entries[] = {
{ "quiet", 'Q', 0, G_OPTION_ARG_NONE, &(args->quiet),
"Be less descriptive in output.",
NULL },
{ NULL }
};
const char *description = "Notes:\n\n"
"If this program is called as crm_mon.cgi, --output-as=html --html-cgi will\n"
"automatically be added to the command line arguments.\n\n"
"Time Specification:\n\n"
"The TIMESPEC in any command line option can be specified in many different\n"
"formats. It can be just an integer number of seconds, a number plus units\n"
"(ms/msec/us/usec/s/sec/m/min/h/hr), or an ISO 8601 period specification.\n\n"
"Output Control:\n\n"
"By default, a certain list of sections are written to the output destination.\n"
"The default varies based on the output format - XML includes everything, while\n"
"other output formats will display less. This list can be modified with the\n"
"--include and --exclude command line options. Each option may be given multiple\n"
"times on the command line, and each can give a comma-separated list of sections.\n"
"The options are applied to the default set, from left to right as seen on the\n"
"command line. For a list of valid sections, pass --include=list or --exclude=list.\n\n"
"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 --output-as html --output-to /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 --output-as xml\n\n";
context = pcmk__build_arg_context(args, "console (default), html, text, xml", group, NULL);
pcmk__add_main_args(context, extra_prog_entries);
g_option_context_set_description(context, description);
pcmk__add_arg_group(context, "display", "Display Options:",
"Show display options", display_entries);
pcmk__add_arg_group(context, "additional", "Additional Options:",
"Show additional options", addl_entries);
pcmk__add_arg_group(context, "deprecated", "Deprecated Options:",
"Show deprecated options", deprecated_entries);
return context;
}
/* 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.
*/
static void
add_output_args(void) {
GError *err = NULL;
if (output_format == mon_output_plain) {
if (!pcmk__force_args(context, &err, "%s --text-fancy", g_get_prgname())) {
g_propagate_error(&error, err);
clean_up(CRM_EX_USAGE);
}
} else if (output_format == mon_output_cgi) {
if (!pcmk__force_args(context, &err, "%s --html-cgi", g_get_prgname())) {
g_propagate_error(&error, err);
clean_up(CRM_EX_USAGE);
}
} else if (output_format == mon_output_xml) {
- if (!pcmk__force_args(context, &err, "%s --xml-simple-list", g_get_prgname())) {
+ if (!pcmk__force_args(context, &err, "%s --xml-simple-list --xml-substitute", g_get_prgname())) {
g_propagate_error(&error, err);
clean_up(CRM_EX_USAGE);
}
} else if (output_format == mon_output_legacy_xml) {
output_format = mon_output_xml;
- if (!pcmk__force_args(context, &err, "%s --xml-legacy", g_get_prgname())) {
+ if (!pcmk__force_args(context, &err, "%s --xml-legacy --xml-substitute", g_get_prgname())) {
g_propagate_error(&error, err);
clean_up(CRM_EX_USAGE);
}
}
}
/* Which output format to use could come from two places: The --as-xml
* style arguments we gave in deprecated_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.
*/
static void
reconcile_output_format(pcmk__common_args_t *args) {
gboolean retval = TRUE;
GError *err = NULL;
if (output_format != mon_output_unset) {
return;
}
if (pcmk__str_eq(args->output_ty, "html", pcmk__str_casei)) {
char *dest = NULL;
if (args->output_dest != NULL) {
dest = strdup(args->output_dest);
}
retval = as_html_cb("h", dest, NULL, &err);
free(dest);
} else if (pcmk__str_eq(args->output_ty, "text", pcmk__str_casei)) {
retval = no_curses_cb("N", NULL, NULL, &err);
} else if (pcmk__str_eq(args->output_ty, "xml", pcmk__str_casei)) {
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 if (pcmk_is_set(options.mon_ops, mon_op_one_shot)) {
if (args->output_ty != NULL) {
free(args->output_ty);
}
args->output_ty = strdup("text");
output_format = mon_output_plain;
} 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) {
g_propagate_error(&error, err);
clean_up(CRM_EX_USAGE);
}
}
int
main(int argc, char **argv)
{
int rc = pcmk_ok;
GOptionGroup *output_group = NULL;
args = pcmk__new_common_args(SUMMARY);
context = build_arg_context(args, &output_group);
pcmk__register_formats(output_group, 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 (pcmk__ends_with_ext(argv[0], ".cgi")) {
output_format = mon_output_cgi;
options.mon_ops |= mon_op_one_shot;
}
processed_args = pcmk__cmdline_preproc(argv, "ehimpxEILU");
fence_history_cb("--fence-history", "1", NULL, NULL);
/* Set an HTML title regardless of what format we will eventually use. This can't
* be done in add_output_args. That function is called after command line
* arguments are processed in the next block, which means it'll override whatever
* title the user provides. Doing this here means the user can give their own
* title on the command line.
*/
if (!pcmk__force_args(context, &error, "%s --html-title \"Cluster Status\"",
g_get_prgname())) {
return clean_up(CRM_EX_USAGE);
}
if (!g_option_context_parse_strv(context, &processed_args, &error)) {
return clean_up(CRM_EX_USAGE);
}
for (int i = 0; i < args->verbosity; i++) {
crm_bump_log_level(argc, argv);
}
if (!args->version) {
if (args->quiet) {
include_exclude_cb("--exclude", "times", NULL, NULL);
}
if (pcmk_is_set(options.mon_ops, mon_op_watch_fencing)) {
fence_history_cb("--fence-history", "0", NULL, NULL);
options.mon_ops |= mon_op_fence_connect;
}
/* 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. */
fence_history_cb("--fence-history", "0", NULL, NULL);
options.mon_ops |= mon_op_one_shot;
break;
case cib_remote:
/* updates coming in but no fencing */
fence_history_cb("--fence-history", "0", NULL, NULL);
break;
case cib_undefined:
case cib_database:
default:
/* something is odd */
rc = -EINVAL;
break;
}
}
if (pcmk_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 (pcmk__str_eq(args->output_dest, "-", pcmk__str_null_matches | pcmk__str_casei) && !options.external_agent) {
g_set_error(&error, PCMK__EXITC_ERROR, CRM_EX_USAGE, "--daemonize requires at least one of --output-to and --external-agent");
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;
pcmk__daemonize(crm_system_name, 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
crm_enable_stderr(FALSE);
#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
}
}
if (rc != pcmk_ok) {
// Shouldn't really be possible
g_set_error(&error, PCMK__EXITC_ERROR, CRM_EX_ERROR, "Invalid CIB source");
return clean_up(CRM_EX_ERROR);
}
reconcile_output_format(args);
add_output_args();
if (args->version && output_format == mon_output_console) {
/* Use the text output format here if we are in curses mode but were given
* --version. Displaying version information uses printf, and then we
* immediately exit. We don't want to initialize curses for that.
*/
rc = pcmk__output_new(&out, "text", args->output_dest, argv);
} else {
rc = pcmk__output_new(&out, args->output_ty, args->output_dest, argv);
}
if (rc != pcmk_rc_ok) {
g_set_error(&error, PCMK__EXITC_ERROR, CRM_EX_ERROR, "Error creating output format %s: %s",
args->output_ty, pcmk_rc_str(rc));
return clean_up(CRM_EX_ERROR);
}
/* output_format MUST NOT BE CHANGED AFTER THIS POINT. */
/* Apply --include/--exclude flags we used internally. There's no error reporting
* here because this would be a programming error.
*/
apply_include_exclude(options.includes_excludes, output_format, &error);
/* And now apply any --include/--exclude flags the user gave on the command line.
* These are done in a separate pass from the internal ones because we want to
* make sure whatever the user specifies overrides whatever we do.
*/
if (!apply_include_exclude(options.user_includes_excludes, output_format, &error)) {
return clean_up(CRM_EX_USAGE);
}
crm_mon_register_messages(out);
pe__register_messages(out);
stonith__register_messages(out);
if (args->version) {
out->version(out, false);
return clean_up(CRM_EX_OK);
}
/* Extra sanity checks when in CGI mode */
if (output_format == mon_output_cgi) {
if (cib && cib->variant == cib_file) {
g_set_error(&error, PCMK__EXITC_ERROR, CRM_EX_USAGE, "CGI mode used with CIB file");
return clean_up(CRM_EX_USAGE);
} else if (options.external_agent != NULL) {
g_set_error(&error, PCMK__EXITC_ERROR, CRM_EX_USAGE, "CGI mode cannot be used with --external-agent");
return clean_up(CRM_EX_USAGE);
} else if (options.daemonize == TRUE) {
g_set_error(&error, PCMK__EXITC_ERROR, CRM_EX_USAGE, "CGI mode cannot be used with -d");
return clean_up(CRM_EX_USAGE);
}
}
if (output_format == mon_output_xml || output_format == mon_output_legacy_xml) {
options.mon_ops |= mon_op_print_timing | mon_op_inactive_resources;
}
if ((output_format == mon_output_html || output_format == mon_output_cgi) &&
out->dest != stdout) {
pcmk__html_add_header("meta", "http-equiv", "refresh", "content",
crm_itoa(options.reconnect_msec/1000), NULL);
}
crm_info("Starting %s", crm_system_name);
if (cib) {
do {
if (!pcmk_is_set(options.mon_ops, mon_op_one_shot)) {
print_as(output_format ,"Waiting until cluster is available on this node ...\n");
}
rc = cib_connect(!pcmk_is_set(options.mon_ops, mon_op_one_shot));
if (pcmk_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 && out->dest != stdout) {
printf("Writing html to %s ...\n", args->output_dest);
}
}
} while (rc == -ENOTCONN);
}
if (rc != pcmk_ok) {
if (output_format == mon_output_monitor) {
g_set_error(&error, PCMK__EXITC_ERROR, CRM_EX_ERROR, "CLUSTER CRIT: Connection to cluster failed: %s",
pcmk_strerror(rc));
return clean_up(MON_STATUS_CRIT);
} else {
if (rc == -ENOTCONN) {
g_set_error(&error, PCMK__EXITC_ERROR, CRM_EX_ERROR, "Error: cluster is not available on this node");
} else {
g_set_error(&error, PCMK__EXITC_ERROR, CRM_EX_ERROR, "Connection to cluster failed: %s", pcmk_strerror(rc));
}
}
return clean_up(crm_errno2exit(rc));
}
if (pcmk_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;
io_channel = g_io_channel_unix_new(STDIN_FILENO);
g_io_add_watch(io_channel, 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);
if (io_channel != NULL) {
g_io_channel_shutdown(io_channel, TRUE, NULL);
}
crm_info("Exiting %s", crm_system_name);
return clean_up(CRM_EX_OK);
}
/*!
* \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(pcmk__output_t *out, pe_working_set_t * data_set,
stonith_history_t *history, unsigned int mon_ops)
{
GListPtr gIter = NULL;
int nodes_online = 0;
int nodes_standby = 0;
int nodes_maintenance = 0;
char *offline_nodes = NULL;
gboolean no_dc = FALSE;
gboolean offline = FALSE;
if (data_set->dc_node == NULL) {
mon_ops |= mon_op_has_warnings;
no_dc = TRUE;
}
for (gIter = data_set->nodes; gIter != NULL; gIter = gIter->next) {
pe_node_t *node = (pe_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 {
char *s = crm_strdup_printf("offline node: %s", node->details->uname);
/* coverity[leaked_storage] False positive */
offline_nodes = pcmk__add_word(offline_nodes, s);
free(s);
mon_ops |= mon_op_has_warnings;
offline = TRUE;
}
}
if (pcmk_is_set(mon_ops, mon_op_has_warnings)) {
out->info(out, "CLUSTER WARN:%s%s%s",
no_dc ? " No DC" : "",
no_dc && offline ? "," : "",
offline ? offline_nodes : "");
free(offline_nodes);
} else {
char *nodes_standby_s = NULL;
char *nodes_maint_s = NULL;
if (nodes_standby > 0) {
nodes_standby_s = crm_strdup_printf(", %d standby node%s", nodes_standby,
pcmk__plural_s(nodes_standby));
}
if (nodes_maintenance > 0) {
nodes_maint_s = crm_strdup_printf(", %d maintenance node%s",
nodes_maintenance,
pcmk__plural_s(nodes_maintenance));
}
out->info(out, "CLUSTER OK: %d node%s online%s%s, "
"%d resource instance%s configured",
nodes_online, pcmk__plural_s(nodes_online),
nodes_standby_s != NULL ? nodes_standby_s : "",
nodes_maint_s != NULL ? nodes_maint_s : "",
data_set->ninstances, pcmk__plural_s(data_set->ninstances));
free(nodes_standby_s);
free(nodes_maint_s);
}
/* coverity[leaked_storage] False positive */
}
/*!
* \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 (pcmk__str_eq(hp->target, np->target, pcmk__str_casei) &&
pcmk__str_eq(hp->action, np->action, pcmk__str_casei) &&
(hp->state == np->state) &&
((hp->state == st_done) ||
pcmk__str_eq(hp->delegate, np->delegate, pcmk__str_casei))) {
/* purge older hp */
stonith_history_free(hp);
break;
}
}
if (!np->next) {
np->next = hp;
break;
}
}
hp = hp_next;
}
}
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 && !pcmk__str_eq(XML_CIB_TAG_STATE, TYPE(n), pcmk__str_casei)) {
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_element(status); state != NULL;
state = __xml_next_element(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_element(match); state != NULL;
state = __xml_next_element(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, &current_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;
int history_rc = 0;
last_refresh = time(NULL);
if (cli_config_update(&cib_copy, NULL, FALSE) == FALSE) {
if (cib) {
cib->cmds->signoff(cib);
}
out->err(out, "Upgrade failed: %s", pcmk_strerror(-pcmk_err_schema_validation));
clean_up(CRM_EX_CONFIG);
return FALSE;
}
/* get the stonith-history if there is evidence we need it
*/
while (pcmk_is_set(options.mon_ops, mon_op_fence_history)) {
if (st != NULL) {
history_rc = st->cmds->history(st, st_opt_sync_call, NULL, &stonith_history, 120);
if (history_rc != 0) {
out->err(out, "Critical: Unable to get stonith-history");
mon_cib_connection_destroy_error(NULL);
} else {
stonith_history = stonith__sort_history(stonith_history);
if (!pcmk_is_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 {
out->err(out, "Critical: No stonith-API");
}
free_xml(cib_copy);
out->err(out, "Reading stonith-history failed");
return FALSE;
}
if (mon_data_set == NULL) {
mon_data_set = pe_new_working_set();
CRM_ASSERT(mon_data_set != NULL);
}
pe__set_working_set_flags(mon_data_set, pe_flag_no_compat);
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 (pcmk_is_set(show, mon_show_bans) || pcmk_is_set(show, 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(out, mon_data_set, stonith_history, options.mon_ops,
show, options.neg_location_prefix,
options.only_node, options.only_rsc) != 0) {
g_set_error(&error, PCMK__EXITC_ERROR, CRM_EX_CANTCREAT, "Critical: Unable to output html file");
clean_up(CRM_EX_CANTCREAT);
return FALSE;
}
break;
case mon_output_legacy_xml:
case mon_output_xml:
print_xml_status(out, mon_data_set, crm_errno2exit(history_rc),
stonith_history, options.mon_ops, show,
options.neg_location_prefix, options.only_node,
options.only_rsc);
break;
case mon_output_monitor:
print_simple_status(out, mon_data_set, stonith_history, options.mon_ops);
if (pcmk_is_set(options.mon_ops, mon_op_has_warnings)) {
clean_up(MON_STATUS_WARN);
return FALSE;
}
break;
case mon_output_console:
/* If curses is not enabled, this will just fall through to the plain
* text case.
*/
#if CURSES_ENABLED
blank_screen();
print_status(out, mon_data_set, stonith_history, options.mon_ops, show,
options.neg_location_prefix, options.only_node, options.only_rsc);
refresh();
break;
#endif
case mon_output_plain:
print_status(out, mon_data_set, stonith_history, options.mon_ops, show,
options.neg_location_prefix, options.only_node, options.only_rsc);
break;
case mon_output_unset:
case mon_output_none:
break;
}
if (options.daemonize) {
out->reset(out);
}
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_regular(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;
time_t 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_regular(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)
{
/* Quitting crm_mon is much more complicated than it ought to be. */
/* (1) Close connections, free things, etc. */
clean_up_connections();
free(options.pid_file);
free(options.neg_location_prefix);
g_slist_free_full(options.includes_excludes, free);
pe_free_working_set(mon_data_set);
mon_data_set = NULL;
g_strfreev(processed_args);
/* (2) If this is abnormal termination and we're in curses mode, shut down
* curses first. Any messages displayed to the screen before curses is shut
* down will be lost because doing the shut down will also restore the
* screen to whatever it looked like before crm_mon was started.
*/
if ((error != NULL || exit_code == CRM_EX_USAGE) && output_format == mon_output_console) {
out->finish(out, exit_code, false, NULL);
pcmk__output_free(out);
out = NULL;
}
/* (3) If this is a command line usage related failure, print the usage
* message.
*/
if (exit_code == CRM_EX_USAGE && (output_format == mon_output_console || output_format == mon_output_plain)) {
char *help = g_option_context_get_help(context, TRUE, NULL);
fprintf(stderr, "%s", help);
g_free(help);
}
pcmk__free_arg_context(context);
/* (4) If this is any kind of error, print the error out and exit. Make
* sure to handle situations both before and after formatted output is
* set up. We want errors to appear formatted if at all possible.
*/
if (error != NULL) {
if (out != NULL) {
out->err(out, "%s: %s", g_get_prgname(), error->message);
out->finish(out, exit_code, true, NULL);
pcmk__output_free(out);
} else {
fprintf(stderr, "%s: %s\n", g_get_prgname(), error->message);
}
g_clear_error(&error);
crm_exit(exit_code);
}
/* (5) Print formatted output to the screen if we made it far enough in
* crm_mon to be able to do so.
*/
if (out != NULL) {
if (options.daemonize) {
out->dest = freopen(NULL, "w", out->dest);
CRM_ASSERT(out->dest != NULL);
}
out->finish(out, exit_code, true, NULL);
pcmk__output_free(out);
pcmk__unregister_formats();
}
crm_exit(exit_code);
}
diff --git a/tools/crm_mon_xml.c b/tools/crm_mon_xml.c
deleted file mode 100644
index ec4443623f..0000000000
--- a/tools/crm_mon_xml.c
+++ /dev/null
@@ -1,73 +0,0 @@
-/*
- * Copyright 2019-2020 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 <string.h>
-#include <stdarg.h>
-#include <stdio.h>
-#include <crm/crm.h>
-#include <crm/common/output_internal.h>
-#include <crm/common/xml.h>
-
-#include "crm_mon.h"
-
-G_GNUC_PRINTF(4, 5)
-static void
-crm_mon_xml_begin_list(pcmk__output_t *out, const char *singular_noun, const char *plural_noun,
- const char *format, ...) {
- va_list ap;
- const char *name = NULL;
- char *buf = NULL;
- int len;
-
- va_start(ap, format);
- len = vasprintf(&buf, format, ap);
- CRM_ASSERT(len >= 0);
- va_end(ap);
-
- if (!strcmp(buf, "Active Resources") || !strcmp(buf, "Full List of Resources") ||
- !strcmp(buf, "Inactive Resources")) {
- name = "resources";
- } else if (!strcmp(buf, "Cluster Summary")) {
- name = "summary";
- } else if (!strcmp(buf, "Failed Resource Actions")) {
- name = "failures";
- } else if (!strcmp(buf, "Fencing History")) {
- name = "fence_history";
- } else if (!strcmp(buf, "Migration Summary") || !strcmp(buf, "Operations")) {
- name = "node_history";
- } else if (!strcmp(buf, "Negative Location Constraints")) {
- name = "bans";
- } else if (!strcmp(buf, "Node Attributes")) {
- name = "node_attributes";
- } else if (!strcmp(buf, "Tickets")) {
- name = "tickets";
- } else {
- name = buf;
- }
-
- pcmk__output_xml_create_parent(out, name);
- free(buf);
-}
-
-pcmk__output_t *
-crm_mon_mk_xml_output(char **argv) {
- pcmk__output_t *retval = pcmk__mk_xml_output(argv);
-
- if (retval == NULL) {
- return NULL;
- }
-
- retval->begin_list = crm_mon_xml_begin_list;
-
- return retval;
-}

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