diff --git a/crmd/Makefile.am b/crmd/Makefile.am index 0b70bbc80f..3742582756 100644 --- a/crmd/Makefile.am +++ b/crmd/Makefile.am @@ -1,76 +1,76 @@ # # Copyright (C) 2004 Andrew Beekhof # # This program is free software; you can redistribute it and/or # modify it under the terms of the GNU General Public License # as published by the Free Software Foundation; either version 2 # of the License, or (at your option) any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program; if not, write to the Free Software # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. # MAINTAINERCLEANFILES = Makefile.in INCLUDES = -I$(top_builddir)/include -I$(top_srcdir)/include \ -I$(top_builddir)/libltdl -I$(top_srcdir)/libltdl halibdir = $(CRM_DAEMON_DIR) ## binary progs halib_PROGRAMS = crmd ## SOURCES noinst_HEADERS = crmd.h crmd_fsa.h crmd_messages.h fsa_defines.h \ fsa_matrix.h fsa_proto.h crmd_utils.h crmd_callbacks.h \ crmd_lrm.h te_callbacks.h tengine.h crmd_SOURCES = main.c crmd.c corosync.c \ fsa.c control.c messages.c membership.c callbacks.c \ election.c join_client.c join_dc.c subsystems.c \ cib.c pengine.c tengine.c lrm.c \ utils.c misc.c te_events.c te_actions.c te_utils.c te_callbacks.c if BUILD_HEARTBEAT_SUPPORT crmd_SOURCES += heartbeat.c endif crmd_LDADD = $(top_builddir)/lib/fencing/libstonithd.la \ $(top_builddir)/lib/transition/libtransitioner.la \ $(top_builddir)/lib/pengine/libpe_rules.la \ $(top_builddir)/lib/cib/libcib.la \ $(top_builddir)/lib/cluster/libcrmcluster.la \ $(top_builddir)/lib/common/libcrmcommon.la \ $(top_builddir)/lib/services/libcrmservice.la \ $(top_builddir)/lib/lrmd/liblrmd.la \ - $(CLUSTERLIBS) -llrm + $(CLUSTERLIBS) if BUILD_XML_HELP man7_MANS = crmd.7 %.xml: % $(top_builddir)/crmd/$< metadata | $(XSLTPROC) --nonet --novalid --stringparam man.name $< $(top_srcdir)/xml/ocf-meta2man.xsl - > $(top_builddir)/crmd/$@ %.7: %.xml $(XSLTPROC) $(MANPAGE_XSLT) $(top_builddir)/crmd/$< endif clean-generic: rm -f *.log *.debug *.xml *~ install-exec-local: uninstall-local: graphs: fsa_inputs.png fsa_inputs_by_action.png fsa_actions_by_state.png %.png: %.dot dot -Tpng $< > $@ %.dot : fsa_matrix.h make_dot.pl perl $(top_srcdir)/crmd/make_dot.pl $(top_srcdir)/crmd/fsa_matrix.h $(top_builddir)/crmd diff --git a/lib/fencing/st_client.c b/lib/fencing/st_client.c index 5ddc8debf8..f6ddfc3c48 100644 --- a/lib/fencing/st_client.c +++ b/lib/fencing/st_client.c @@ -1,1961 +1,1963 @@ /* * Copyright (c) 2004 Andrew Beekhof * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA * */ #include #include #include #include #include #include #include #include #include #include #include #include /* Add it for compiling on OSX */ #include #include #include #include #include #include #include CRM_TRACE_INIT_DATA(stonith); typedef struct stonith_private_s { char *token; crm_ipc_t *ipc; mainloop_io_t *source; GHashTable *stonith_op_callback_table; GList *notify_list; void (*op_callback) (stonith_t * st, const xmlNode * msg, int call, int rc, xmlNode * output, void *userdata); } stonith_private_t; typedef struct stonith_notify_client_s { const char *event; const char *obj_id; /* implement one day */ const char *obj_type; /* implement one day */ void (*notify) (stonith_t * st, const char *event, xmlNode * msg); } stonith_notify_client_t; typedef struct stonith_callback_client_s { void (*callback) (stonith_t * st, const xmlNode * msg, int call, int rc, xmlNode * output, void *userdata); const char *id; void *user_data; gboolean only_success; struct timer_rec_s *timer; } stonith_callback_client_t; struct notify_blob_s { stonith_t *stonith; xmlNode *xml; }; struct timer_rec_s { int call_id; int timeout; guint ref; stonith_t *stonith; }; typedef enum stonith_errors (*stonith_op_t) (const char *, int, const char *, xmlNode *, xmlNode *, xmlNode *, xmlNode **, xmlNode **); static const char META_TEMPLATE[] = "\n" "\n" "\n" " 1.0\n" " \n" "%s\n" " \n" " %s\n" "%s\n" " \n" " \n" " \n" " \n" " \n" " \n" " \n" " \n" " 2.0\n" " \n" "\n"; bool stonith_dispatch(stonith_t * st); int stonith_dispatch_internal(const char *buffer, ssize_t length, gpointer userdata); void stonith_perform_callback(stonith_t * stonith, xmlNode * msg, int call_id, int rc); xmlNode *stonith_create_op(int call_id, const char *token, const char *op, xmlNode * data, int call_options); int stonith_send_command(stonith_t * stonith, const char *op, xmlNode * data, xmlNode ** output_data, int call_options, int timeout); static void stonith_connection_destroy(gpointer user_data); static void stonith_send_notification(gpointer data, gpointer user_data); static void stonith_connection_destroy(gpointer user_data) { stonith_t *stonith = user_data; stonith_private_t *native = NULL; struct notify_blob_s blob; crm_trace("Sending destroyed notification"); blob.stonith = stonith; blob.xml = create_xml_node(NULL, "notify"); native = stonith->private; native->ipc = NULL; native->source = NULL; stonith->state = stonith_disconnected; crm_xml_add(blob.xml, F_TYPE, T_STONITH_NOTIFY); crm_xml_add(blob.xml, F_SUBTYPE, T_STONITH_NOTIFY_DISCONNECT); g_list_foreach(native->notify_list, stonith_send_notification, &blob); free_xml(blob.xml); } xmlNode * create_device_registration_xml(const char *id, const char *namespace, const char *agent, stonith_key_value_t * params) { xmlNode *data = create_xml_node(NULL, F_STONITH_DEVICE); xmlNode *args = create_xml_node(data, XML_TAG_ATTRS); crm_xml_add(data, XML_ATTR_ID, id); crm_xml_add(data, "origin", __FUNCTION__); crm_xml_add(data, "agent", agent); crm_xml_add(data, "namespace", namespace); for (; params; params = params->next) { hash2field((gpointer) params->key, (gpointer) params->value, args); } return data; } static int stonith_api_register_device(stonith_t * st, int call_options, const char *id, const char *namespace, const char *agent, stonith_key_value_t * params) { int rc = 0; xmlNode *data = create_device_registration_xml(id, namespace, agent, params); rc = stonith_send_command(st, STONITH_OP_DEVICE_ADD, data, NULL, call_options, 0); free_xml(data); return rc; } static int stonith_api_remove_device(stonith_t * st, int call_options, const char *name) { int rc = 0; xmlNode *data = NULL; data = create_xml_node(NULL, F_STONITH_DEVICE); crm_xml_add(data, "origin", __FUNCTION__); crm_xml_add(data, XML_ATTR_ID, name); rc = stonith_send_command(st, STONITH_OP_DEVICE_DEL, data, NULL, call_options, 0); free_xml(data); return rc; } static int stonith_api_remove_level(stonith_t * st, int options, const char *node, int level) { int rc = 0; xmlNode *data = NULL; data = create_xml_node(NULL, F_STONITH_LEVEL); crm_xml_add(data, "origin", __FUNCTION__); crm_xml_add(data, F_STONITH_TARGET, node); crm_xml_add_int(data, XML_ATTR_ID, level); rc = stonith_send_command(st, STONITH_OP_LEVEL_DEL, data, NULL, options, 0); free_xml(data); return rc; } xmlNode * create_level_registration_xml(const char *node, int level, stonith_key_value_t * device_list) { xmlNode *data = create_xml_node(NULL, F_STONITH_LEVEL); crm_xml_add_int(data, XML_ATTR_ID, level); crm_xml_add(data, F_STONITH_TARGET, node); crm_xml_add(data, "origin", __FUNCTION__); for (; device_list; device_list = device_list->next) { xmlNode *dev = create_xml_node(data, F_STONITH_DEVICE); crm_xml_add(dev, XML_ATTR_ID, device_list->value); } return data; } static int stonith_api_register_level(stonith_t * st, int options, const char *node, int level, stonith_key_value_t * device_list) { int rc = 0; xmlNode *data = create_level_registration_xml(node, level, device_list); rc = stonith_send_command(st, STONITH_OP_LEVEL_ADD, data, NULL, options, 0); free_xml(data); return rc; } static void append_arg(gpointer key, gpointer value, gpointer user_data) { int len = 3; /* =, \n, \0 */ int last = 0; char **args = user_data; CRM_CHECK(key != NULL, return); CRM_CHECK(value != NULL, return); if (strstr(key, "pcmk_")) { return; } else if (strstr(key, CRM_META)) { return; } else if (safe_str_eq(key, "crm_feature_set")) { return; } len += strlen(key); len += strlen(value); if (*args != NULL) { last = strlen(*args); } crm_realloc(*args, last + len); crm_trace("Appending: %s=%s", (char *)key, (char *)value); sprintf((*args) + last, "%s=%s\n", (char *)key, (char *)value); } static void append_const_arg(const char *key, const char *value, char **arg_list) { char *glib_sucks_key = crm_strdup(key); char *glib_sucks_value = crm_strdup(value); append_arg(glib_sucks_key, glib_sucks_value, arg_list); free(glib_sucks_value); free(glib_sucks_key); } static void append_host_specific_args(const char *victim, const char *map, GHashTable * params, char **arg_list) { char *name = NULL; int last = 0, lpc = 0, max = 0; if (map == NULL) { /* The best default there is for now... */ crm_debug("Using default arg map: port=uname"); append_const_arg("port", victim, arg_list); return; } max = strlen(map); crm_debug("Processing arg map: %s", map); for (; lpc < max + 1; lpc++) { if (isalpha(map[lpc])) { /* keep going */ } else if (map[lpc] == '=' || map[lpc] == ':') { free(name); name = calloc(1, 1 + lpc - last); memcpy(name, map + last, lpc - last); crm_debug("Got name: %s", name); last = lpc + 1; } else if (map[lpc] == 0 || map[lpc] == ',' || isspace(map[lpc])) { char *param = NULL; const char *value = NULL; param = calloc(1, 1 + lpc - last); memcpy(param, map + last, lpc - last); last = lpc + 1; crm_debug("Got key: %s", param); if (name == NULL) { crm_err("Misparsed '%s', found '%s' without a name", map, param); free(param); continue; } if (safe_str_eq(param, "uname")) { value = victim; } else { char *key = crm_meta_name(param); value = g_hash_table_lookup(params, key); free(key); } if (value) { crm_debug("Setting '%s'='%s' (%s) for %s", name, value, param, victim); append_const_arg(name, value, arg_list); } else { crm_err("No node attribute '%s' for '%s'", name, victim); } free(name); name = NULL; free(param); if (map[lpc] == 0) { break; } } else if (isspace(map[lpc])) { last = lpc; } } free(name); } static char * make_args(const char *action, const char *victim, GHashTable * device_args, GHashTable * port_map) { char buffer[512]; char *arg_list = NULL; const char *value = NULL; CRM_CHECK(action != NULL, return NULL); if (device_args) { g_hash_table_foreach(device_args, append_arg, &arg_list); } buffer[511] = 0; snprintf(buffer, 511, "pcmk_%s_action", action); if (device_args) { value = g_hash_table_lookup(device_args, buffer); } if (value == NULL && device_args) { /* Legacy support for early 1.1 releases - Remove for 1.2 */ snprintf(buffer, 511, "pcmk_%s_cmd", action); value = g_hash_table_lookup(device_args, buffer); } if (value) { crm_info("Substituting action '%s' for requested operation '%s'", value, action); action = value; } append_const_arg(STONITH_ATTR_ACTION_OP, action, &arg_list); if (victim && device_args) { const char *alias = victim; const char *param = g_hash_table_lookup(device_args, STONITH_ATTR_HOSTARG); if (port_map && g_hash_table_lookup(port_map, victim)) { alias = g_hash_table_lookup(port_map, victim); } /* Always supply the node's name too: * https://fedorahosted.org/cluster/wiki/FenceAgentAPI */ append_const_arg("nodename", victim, &arg_list); /* Check if we need to supply the victim in any other form */ if (param == NULL) { const char *map = g_hash_table_lookup(device_args, STONITH_ATTR_ARGMAP); if (map == NULL) { param = "port"; value = g_hash_table_lookup(device_args, param); } else { /* Legacy handling */ append_host_specific_args(alias, map, device_args, &arg_list); value = map; /* Nothing more to do */ } } else if (safe_str_eq(param, "none")) { value = param; /* Nothing more to do */ } else { value = g_hash_table_lookup(device_args, param); } /* Don't overwrite explictly set values for $param */ if (value == NULL || safe_str_eq(value, "dynamic")) { crm_debug("Performing %s action for node '%s' as '%s=%s'", action, victim, param, alias); append_const_arg(param, alias, &arg_list); } } crm_trace("Calculated: %s", arg_list); return arg_list; } static gboolean st_child_term(gpointer data) { int rc = 0; async_command_t * track = data; crm_info("Child %d timed out, sending SIGTERM", track->pid); track->timer_sigterm = 0; rc = kill(track->pid, SIGTERM); if(rc < 0) { crm_perror(LOG_ERR, "Couldn't send SIGTERM to %d", track->pid); } return FALSE; } static gboolean st_child_kill(gpointer data) { int rc = 0; async_command_t * track = data; crm_info("Child %d timed out, sending SIGKILL", track->pid); track->timer_sigkill = 0; rc = kill(track->pid, SIGKILL); if(rc < 0) { crm_perror(LOG_ERR, "Couldn't send SIGKILL to %d", track->pid); } return FALSE; } /* Borrowed from libfence and extended */ int run_stonith_agent(const char *agent, const char *action, const char *victim, GHashTable * device_args, GHashTable * port_map, int *agent_result, char **output, async_command_t * track) { char *args = make_args(action, victim, device_args, port_map); int pid, status, len, rc = st_err_internal; int p_read_fd, p_write_fd; /* parent read/write file descriptors */ int c_read_fd, c_write_fd; /* child read/write file descriptors */ int fd1[2]; int fd2[2]; c_read_fd = c_write_fd = p_read_fd = p_write_fd = -1; if (args == NULL || agent == NULL) goto fail; len = strlen(args); if (pipe(fd1)) goto fail; p_read_fd = fd1[0]; c_write_fd = fd1[1]; if (pipe(fd2)) goto fail; c_read_fd = fd2[0]; p_write_fd = fd2[1]; crm_debug("forking"); pid = fork(); if (pid < 0) { rc = st_err_agent_fork; goto fail; } if (pid) { /* parent */ int ret; int total = 0; fcntl(p_read_fd, F_SETFL, fcntl(p_read_fd, F_GETFL, 0) | O_NONBLOCK); do { crm_debug("sending args"); ret = write(p_write_fd, args + total, len - total); if (ret > 0) { total += ret; } } while (errno == EINTR && total < len); if (total != len) { crm_perror(LOG_ERR, "Sent %d not %d bytes", total, len); if (ret >= 0) { rc = st_err_agent_args; } goto fail; } close(p_write_fd); if (track && track->done) { track->stdout = p_read_fd; g_child_watch_add(pid, track->done, track); crm_trace("Op: %s on %s, pid: %d, timeout: %ds", action, agent, pid, track->timeout); if (track->timeout) { track->pid = pid; track->timer_sigterm = g_timeout_add(1000*track->timeout, st_child_term, track); track->timer_sigkill = g_timeout_add(1000*(track->timeout+5), st_child_kill, track); } else { crm_err("No timeout set for stonith operation %s with device %s", action, agent); } close(c_write_fd); close(c_read_fd); free(args); return pid; } else { pid_t p; do { p = waitpid(pid, &status, 0); } while (p < 0 && errno == EINTR); if (p < 0) { crm_perror(LOG_ERR, "waitpid(%d)", pid); } else if (p != pid) { crm_err("Waited for %d, got %d", pid, p); } if (output != NULL) { char *local_copy; int lpc = 0, last = 0, more; len = 0; do { char buf[500]; ret = read(p_read_fd, buf, 500); if (ret > 0) { buf[ret] = 0; crm_realloc(*output, len + ret + 1); sprintf((*output) + len, "%s", buf); crm_trace("%d: %s", ret, (*output) + len); len += ret; } } while (ret == 500 || (ret < 0 && errno == EINTR)); - local_copy = crm_strdup(*output); - more = strlen(local_copy); - for(lpc = 0; lpc < more; lpc++) { - if(local_copy[lpc] == '\n' || local_copy[lpc] == 0) { - local_copy[lpc] = 0; - crm_debug("%s: %s", agent, local_copy+last); - last = lpc+1; + if (*output) { + local_copy = crm_strdup(*output); + more = strlen(local_copy); + for(lpc = 0; lpc < more; lpc++) { + if(local_copy[lpc] == '\n' || local_copy[lpc] == 0) { + local_copy[lpc] = 0; + crm_debug("%s: %s", agent, local_copy+last); + last = lpc+1; + } } + crm_debug("%s: %s (total %d bytes)", agent, local_copy+last, more); } - crm_debug("%s: %s (total %d bytes)", agent, local_copy+last, more); } rc = st_err_agent; *agent_result = st_err_agent; if (WIFEXITED(status)) { crm_debug("result = %d", WEXITSTATUS(status)); *agent_result = -WEXITSTATUS(status); rc = 0; } else if (WIFSIGNALED(status)) { crm_err("call %s for %s exited due to signal %d", action, agent, WTERMSIG(status)); } else { crm_err("call %s for %s exited abnormally. stopped=%d, continued=%d", action, agent, WIFSTOPPED(status), WIFCONTINUED(status)); } } } else { /* child */ close(1); /* coverity[leaked_handle] False positive */ if (dup(c_write_fd) < 0) goto fail; close(2); /* coverity[leaked_handle] False positive */ if (dup(c_write_fd) < 0) goto fail; close(0); /* coverity[leaked_handle] False positive */ if (dup(c_read_fd) < 0) goto fail; /* keep c_write_fd open so parent can report all errors. */ close(c_read_fd); close(p_read_fd); close(p_write_fd); execlp(agent, agent, NULL); exit(EXIT_FAILURE); } fail: free(args); if (p_read_fd >= 0) { close(p_read_fd); } if (p_write_fd >= 0) { close(p_write_fd); } if (c_read_fd >= 0) { close(c_read_fd); } if (c_write_fd >= 0) { close(c_write_fd); } return rc; } static int stonith_api_device_list(stonith_t * stonith, int call_options, const char *namespace, stonith_key_value_t ** devices, int timeout) { int count = 0; if (devices == NULL) { crm_err("Parameter error: stonith_api_device_list"); return -2; } /* Include Heartbeat agents */ if (namespace == NULL || safe_str_eq("heartbeat", namespace)) { char **entry = NULL; char **type_list = stonith_types(); for (entry = type_list; entry != NULL && *entry; ++entry) { crm_trace("Added: %s", *entry); *devices = stonith_key_value_add(*devices, NULL, *entry); count++; } if (type_list) { stonith_free_hostlist(type_list); } } /* Include Red Hat agents, basically: ls -1 @sbin_dir@/fence_* */ if (namespace == NULL || safe_str_eq("redhat", namespace)) { struct dirent **namelist; int file_num = scandir(RH_STONITH_DIR, &namelist, 0, alphasort); if (file_num > 0) { struct stat prop; char buffer[FILENAME_MAX + 1]; while (file_num--) { if ('.' == namelist[file_num]->d_name[0]) { free(namelist[file_num]); continue; } else if (0 != strncmp(RH_STONITH_PREFIX, namelist[file_num]->d_name, strlen(RH_STONITH_PREFIX))) { free(namelist[file_num]); continue; } snprintf(buffer, FILENAME_MAX, "%s/%s", RH_STONITH_DIR, namelist[file_num]->d_name); if (stat(buffer, &prop) == 0 && S_ISREG(prop.st_mode)) { *devices = stonith_key_value_add(*devices, NULL, namelist[file_num]->d_name); count++; } free(namelist[file_num]); } free(namelist); } } return count; } static int stonith_api_device_metadata(stonith_t * stonith, int call_options, const char *agent, const char *namespace, char **output, int timeout) { int rc = 0; int bufferlen = 0; char *buffer = NULL; char *xml_meta_longdesc = NULL; char *xml_meta_shortdesc = NULL; char *meta_param = NULL; char *meta_longdesc = NULL; char *meta_shortdesc = NULL; const char *provider = get_stonith_provider(agent, namespace); Stonith *stonith_obj = NULL; static const char *no_parameter_info = ""; crm_trace("looking up %s/%s metadata", agent, provider); /* By having this in a library, we can access it from stonith_admin * when neither lrmd or stonith-ng are running * Important for the crm shell's validations... */ if (safe_str_eq(provider, "redhat")) { int exec_rc = run_stonith_agent(agent, "metadata", NULL, NULL, NULL, &rc, &buffer, NULL); if (exec_rc < 0 || rc != 0 || buffer == NULL) { /* failed */ crm_debug("Query failed: %d %d: %s", exec_rc, rc, crm_str(buffer)); /* provide a fake metadata entry */ meta_longdesc = crm_strdup(no_parameter_info); meta_shortdesc = crm_strdup(no_parameter_info); meta_param = crm_strdup(" \n" " \n" " \n" " \n" " Fencing action (null, off, on, [reboot], status, hostlist, devstatus)\n" " \n" " "); goto build; } else { xmlNode *xml = string2xml(buffer); xmlNode *actions = NULL; xmlXPathObject *xpathObj = NULL; xpathObj = xpath_search(xml, "//actions"); if (xpathObj && xpathObj->nodesetval->nodeNr > 0) { actions = getXpathResult(xpathObj, 0); } /* Now fudge the metadata so that the start/stop actions appear */ xpathObj = xpath_search(xml, "//action[@name='stop']"); if (xpathObj == NULL || xpathObj->nodesetval->nodeNr <= 0) { xmlNode *tmp = NULL; tmp = create_xml_node(actions, "action"); crm_xml_add(tmp, "name", "stop"); crm_xml_add(tmp, "timeout", "20s"); tmp = create_xml_node(actions, "action"); crm_xml_add(tmp, "name", "start"); crm_xml_add(tmp, "timeout", "20s"); } /* Now fudge the metadata so that the port isn't required in the configuration */ xpathObj = xpath_search(xml, "//parameter[@name='port']"); if (xpathObj && xpathObj->nodesetval->nodeNr > 0) { /* We'll fill this in */ xmlNode *tmp = getXpathResult(xpathObj, 0); crm_xml_add(tmp, "required", "0"); } free(buffer); buffer = dump_xml_formatted(xml); free_xml(xml); } } else { stonith_obj = stonith_new(agent); meta_longdesc = crm_strdup(stonith_get_info(stonith_obj, ST_DEVICEDESCR)); if (meta_longdesc == NULL) { crm_warn("no long description in %s's metadata.", agent); meta_longdesc = crm_strdup(no_parameter_info); } meta_shortdesc = crm_strdup(stonith_get_info(stonith_obj, ST_DEVICEID)); if (meta_shortdesc == NULL) { crm_warn("no short description in %s's metadata.", agent); meta_shortdesc = crm_strdup(no_parameter_info); } meta_param = crm_strdup(stonith_get_info(stonith_obj, ST_CONF_XML)); if (meta_param == NULL) { crm_warn("no list of parameters in %s's metadata.", agent); meta_param = crm_strdup(no_parameter_info); } build: xml_meta_longdesc = (char *)xmlEncodeEntitiesReentrant(NULL, (const unsigned char *)meta_longdesc); xml_meta_shortdesc = (char *)xmlEncodeEntitiesReentrant(NULL, (const unsigned char *)meta_shortdesc); bufferlen = strlen(META_TEMPLATE) + strlen(agent) + strlen(xml_meta_longdesc) + strlen(xml_meta_shortdesc) + strlen(meta_param) + 1; buffer = calloc(1, bufferlen); snprintf(buffer, bufferlen - 1, META_TEMPLATE, agent, xml_meta_longdesc, xml_meta_shortdesc, meta_param); xmlFree(xml_meta_longdesc); xmlFree(xml_meta_shortdesc); if (stonith_obj) { stonith_delete(stonith_obj); } free(meta_shortdesc); free(meta_longdesc); free(meta_param); } if (output) { *output = buffer; } else { free(buffer); } return rc; } static int stonith_api_query(stonith_t * stonith, int call_options, const char *target, stonith_key_value_t ** devices, int timeout) { int rc = 0, lpc = 0, max = 0; xmlNode *data = NULL; xmlNode *output = NULL; xmlXPathObjectPtr xpathObj = NULL; CRM_CHECK(devices != NULL, return st_err_missing); data = create_xml_node(NULL, F_STONITH_DEVICE); crm_xml_add(data, "origin", __FUNCTION__); crm_xml_add(data, F_STONITH_TARGET, target); rc = stonith_send_command(stonith, STONITH_OP_QUERY, data, &output, call_options, timeout); if (rc < 0) { return rc; } xpathObj = xpath_search(output, "//@agent"); if (xpathObj) { max = xpathObj->nodesetval->nodeNr; for (lpc = 0; lpc < max; lpc++) { xmlNode *match = getXpathResult(xpathObj, lpc); CRM_CHECK(match != NULL, continue); crm_info("%s[%d] = %s", "//@agent", lpc, xmlGetNodePath(match)); *devices = stonith_key_value_add(*devices, NULL, crm_element_value(match, XML_ATTR_ID)); } } free_xml(output); free_xml(data); return max; } static int stonith_api_call(stonith_t * stonith, int call_options, const char *id, const char *action, const char *victim, int timeout) { int rc = 0; xmlNode *data = NULL; data = create_xml_node(NULL, F_STONITH_DEVICE); crm_xml_add(data, "origin", __FUNCTION__); crm_xml_add(data, F_STONITH_DEVICE, id); crm_xml_add(data, F_STONITH_ACTION, action); crm_xml_add(data, F_STONITH_TARGET, victim); rc = stonith_send_command(stonith, STONITH_OP_EXEC, data, NULL, call_options, timeout); free_xml(data); return rc; } static int stonith_api_fence(stonith_t * stonith, int call_options, const char *node, const char *action, int timeout) { int rc = 0; xmlNode *data = NULL; data = create_xml_node(NULL, __FUNCTION__); crm_xml_add(data, F_STONITH_TARGET, node); crm_xml_add(data, F_STONITH_ACTION, action); crm_xml_add_int(data, F_STONITH_TIMEOUT, timeout); rc = stonith_send_command(stonith, STONITH_OP_FENCE, data, NULL, call_options, timeout); free_xml(data); return rc; } static int stonith_api_confirm(stonith_t * stonith, int call_options, const char *target) { return stonith_api_fence(stonith, call_options | st_opt_manual_ack, target, "off", 0); } static int stonith_api_history(stonith_t * stonith, int call_options, const char *node, stonith_history_t ** history, int timeout) { int rc = 0; xmlNode *data = NULL; xmlNode *output = NULL; stonith_history_t *last = NULL; *history = NULL; if (node) { data = create_xml_node(NULL, __FUNCTION__); crm_xml_add(data, F_STONITH_TARGET, node); } rc = stonith_send_command(stonith, STONITH_OP_FENCE_HISTORY, data, &output, call_options | st_opt_sync_call, timeout); free_xml(data); if (rc == 0) { xmlNode *op = NULL; xmlNode *reply = get_xpath_object("//" F_STONITH_HISTORY_LIST, output, LOG_ERR); for (op = __xml_first_child(reply); op != NULL; op = __xml_next(op)) { stonith_history_t *kvp; kvp = calloc(1, sizeof(stonith_history_t)); kvp->target = crm_element_value_copy(op, F_STONITH_TARGET); kvp->action = crm_element_value_copy(op, F_STONITH_ACTION); kvp->origin = crm_element_value_copy(op, F_STONITH_ORIGIN); kvp->delegate = crm_element_value_copy(op, F_STONITH_DELEGATE); crm_element_value_int(op, F_STONITH_DATE, &kvp->completed); crm_element_value_int(op, F_STONITH_STATE, &kvp->state); if (last) { last->next = kvp; } else { *history = kvp; } last = kvp; } } return rc; } const char * stonith_error2string(enum stonith_errors return_code) { const char *error_msg = NULL; switch (return_code) { case stonith_ok: error_msg = "OK"; break; case st_err_not_supported: error_msg = "Not supported"; break; case st_err_authentication: error_msg = "Not authenticated"; break; case st_err_generic: error_msg = "Generic error"; break; case st_err_internal: error_msg = "Internal error"; break; case st_err_unknown_device: error_msg = "Unknown device"; break; case st_err_unknown_operation: error_msg = "Unknown operation"; break; case st_err_unknown_port: error_msg = "Unknown victim"; break; case st_err_none_available: error_msg = "No available fencing devices"; break; case st_err_connection: error_msg = "Not connected"; break; case st_err_missing: error_msg = "Missing input"; break; case st_err_exists: error_msg = "Device exists"; break; case st_err_timeout: error_msg = "Operation timed out"; break; case st_err_signal: error_msg = "Killed by signal"; break; case st_err_ipc: error_msg = "IPC connection failed"; break; case st_err_peer: error_msg = "Error from peer"; break; case stonith_pending: error_msg = "Stonith operation is in progress"; break; case st_err_agent_fork: error_msg = "Call to fork() failed"; break; case st_err_agent_args: error_msg = "Could not send arguments to the stonith device"; break; case st_err_agent: error_msg = "Execution of the stonith agent failed"; break; case st_err_invalid_target: error_msg = "Invalid target"; break; case st_err_invalid_level: error_msg = "Invalid fencing level specified"; break; } if (error_msg == NULL) { crm_err("Unknown Stonith error code: %d", return_code); error_msg = ""; } return error_msg; } gboolean is_redhat_agent(const char *agent) { int rc = 0; struct stat prop; char buffer[FILENAME_MAX + 1]; snprintf(buffer, FILENAME_MAX, "%s/%s", RH_STONITH_DIR, agent); rc = stat(buffer, &prop); if (rc >= 0 && S_ISREG(prop.st_mode)) { return TRUE; } return FALSE; } const char * get_stonith_provider(const char *agent, const char *provider) { /* This function sucks */ if (is_redhat_agent(agent)) { return "redhat"; } else { Stonith *stonith_obj = stonith_new(agent); if (stonith_obj) { stonith_delete(stonith_obj); return "heartbeat"; } } crm_err("No such device: %s", agent); return NULL; } static gint stonithlib_GCompareFunc(gconstpointer a, gconstpointer b) { int rc = 0; const stonith_notify_client_t *a_client = a; const stonith_notify_client_t *b_client = b; CRM_CHECK(a_client->event != NULL && b_client->event != NULL, return 0); rc = strcmp(a_client->event, b_client->event); if (rc == 0) { if (a_client->notify == NULL || b_client->notify == NULL) { return 0; } else if (a_client->notify == b_client->notify) { return 0; } else if (((long)a_client->notify) < ((long)b_client->notify)) { crm_err("callbacks for %s are not equal: %p vs. %p", a_client->event, a_client->notify, b_client->notify); return -1; } crm_err("callbacks for %s are not equal: %p vs. %p", a_client->event, a_client->notify, b_client->notify); return 1; } return rc; } xmlNode * stonith_create_op(int call_id, const char *token, const char *op, xmlNode * data, int call_options) { int rc = HA_OK; xmlNode *op_msg = create_xml_node(NULL, "stonith_command"); CRM_CHECK(op_msg != NULL, return NULL); CRM_CHECK(token != NULL, return NULL); crm_xml_add(op_msg, F_XML_TAGNAME, "stonith_command"); crm_xml_add(op_msg, F_TYPE, T_STONITH_NG); crm_xml_add(op_msg, F_STONITH_CALLBACK_TOKEN, token); crm_xml_add(op_msg, F_STONITH_OPERATION, op); crm_xml_add_int(op_msg, F_STONITH_CALLID, call_id); crm_trace("Sending call options: %.8lx, %d", (long)call_options, call_options); crm_xml_add_int(op_msg, F_STONITH_CALLOPTS, call_options); if (data != NULL) { add_message_xml(op_msg, F_STONITH_CALLDATA, data); } if (rc != HA_OK) { crm_err("Failed to create STONITH operation message"); crm_log_xml_err(op_msg, "BadOp"); free_xml(op_msg); return NULL; } return op_msg; } static void stonith_destroy_op_callback(gpointer data) { stonith_callback_client_t *blob = data; if (blob->timer && blob->timer->ref > 0) { g_source_remove(blob->timer->ref); } free(blob->timer); free(blob); } static int stonith_api_signoff(stonith_t * stonith) { stonith_private_t *native = stonith->private; crm_debug("Signing out of the STONITH Service"); if (native->ipc != NULL) { /* If attached to mainloop and it is active, _close() will result in: * - the source being removed from mainloop * - the dnotify callback being invoked * Otherwise, we are at least correctly disconnecting IPC */ crm_ipc_close(native->ipc); crm_ipc_destroy(native->ipc); native->source = NULL; native->ipc = NULL; } stonith->state = stonith_disconnected; return stonith_ok; } static int stonith_api_signon(stonith_t * stonith, const char *name, int *stonith_fd) { int rc = stonith_ok; stonith_private_t *native = stonith->private; static struct ipc_client_callbacks st_callbacks = { .dispatch = stonith_dispatch_internal, .destroy = stonith_connection_destroy }; crm_trace("Connecting command channel"); stonith->state = stonith_connected_command; if(stonith_fd) { /* No mainloop */ native->ipc = crm_ipc_new("stonith-ng", 0); if(native->ipc && crm_ipc_connect(native->ipc)) { *stonith_fd = crm_ipc_get_fd(native->ipc); } else if(native->ipc) { rc = st_err_connection; } } else { /* With mainloop */ native->source = mainloop_add_ipc_client("stonith-ng", 0, stonith, &st_callbacks); native->ipc = mainloop_get_ipc_client(native->source); } if (native->ipc == NULL) { crm_debug("Could not connect to the Stonith API"); rc = st_err_connection; } if (rc == stonith_ok) { xmlNode *reply = NULL; xmlNode *hello = create_xml_node(NULL, "stonith_command"); crm_xml_add(hello, F_TYPE, T_STONITH_NG); crm_xml_add(hello, F_STONITH_OPERATION, CRM_OP_REGISTER); crm_xml_add(hello, F_STONITH_CLIENTNAME, name); rc = crm_ipc_send(native->ipc, hello, &reply, -1); if(rc < 0) { crm_perror(LOG_DEBUG, "Couldn't complete registration with the fencing API: %d", rc); rc = st_err_ipc; } else if(reply == NULL) { crm_err("Did not receive registration reply"); rc = st_err_internal; } else { const char *msg_type = crm_element_value(reply, F_STONITH_OPERATION); const char *tmp_ticket = crm_element_value(reply, F_STONITH_CLIENTID); if (safe_str_neq(msg_type, CRM_OP_REGISTER)) { crm_err("Invalid registration message: %s", msg_type); crm_log_xml_err(reply, "Bad reply"); rc = st_err_internal; } else if (tmp_ticket == NULL) { crm_err("No registration token provided"); crm_log_xml_err(reply, "Bad reply"); rc = st_err_internal; } else { crm_trace("Obtained registration token: %s", tmp_ticket); native->token = crm_strdup(tmp_ticket); rc = stonith_ok; } } free_xml(reply); free_xml(hello); } if (rc == stonith_ok) { #if HAVE_MSGFROMIPC_TIMEOUT stonith->call_timeout = MAX_IPC_DELAY; #endif crm_debug("Connection to STONITH successful"); return stonith_ok; } crm_debug("Connection to STONITH failed: %s", stonith_error2string(rc)); stonith->cmds->disconnect(stonith); return rc; } static int stonith_set_notification(stonith_t * stonith, const char *callback, int enabled) { xmlNode *notify_msg = create_xml_node(NULL, __FUNCTION__); stonith_private_t *native = stonith->private; if (stonith->state != stonith_disconnected) { int rc; crm_xml_add(notify_msg, F_STONITH_OPERATION, T_STONITH_NOTIFY); if (enabled) { crm_xml_add(notify_msg, F_STONITH_NOTIFY_ACTIVATE, callback); } else { crm_xml_add(notify_msg, F_STONITH_NOTIFY_DEACTIVATE, callback); } rc = crm_ipc_send(native->ipc, notify_msg, NULL, -1); if(rc < 0) { crm_perror(LOG_DEBUG, "Couldn't register for fencing notifications: %d", rc); rc = st_err_ipc; } } free_xml(notify_msg); return stonith_ok; } static int stonith_api_add_notification(stonith_t * stonith, const char *event, void (*callback) (stonith_t * stonith, const char *event, xmlNode * msg)) { GList *list_item = NULL; stonith_notify_client_t *new_client = NULL; stonith_private_t *private = NULL; private = stonith->private; crm_trace("Adding callback for %s events (%d)", event, g_list_length(private->notify_list)); new_client = calloc(1, sizeof(stonith_notify_client_t)); new_client->event = event; new_client->notify = callback; list_item = g_list_find_custom(private->notify_list, new_client, stonithlib_GCompareFunc); if (list_item != NULL) { crm_warn("Callback already present"); free(new_client); return st_err_exists; } else { private->notify_list = g_list_append(private->notify_list, new_client); stonith_set_notification(stonith, event, 1); crm_trace("Callback added (%d)", g_list_length(private->notify_list)); } return stonith_ok; } static int stonith_api_del_notification(stonith_t * stonith, const char *event) { GList *list_item = NULL; stonith_notify_client_t *new_client = NULL; stonith_private_t *private = NULL; crm_debug("Removing callback for %s events", event); private = stonith->private; new_client = calloc(1, sizeof(stonith_notify_client_t)); new_client->event = event; new_client->notify = NULL; list_item = g_list_find_custom(private->notify_list, new_client, stonithlib_GCompareFunc); stonith_set_notification(stonith, event, 0); if (list_item != NULL) { stonith_notify_client_t *list_client = list_item->data; private->notify_list = g_list_remove(private->notify_list, list_client); free(list_client); crm_trace("Removed callback"); } else { crm_trace("Callback not present"); } free(new_client); return stonith_ok; } static gboolean stonith_async_timeout_handler(gpointer data) { struct timer_rec_s *timer = data; crm_err("Async call %d timed out after %dms", timer->call_id, timer->timeout); stonith_perform_callback(timer->stonith, NULL, timer->call_id, st_err_timeout); /* Always return TRUE, never remove the handler * We do that in stonith_del_callback() */ return TRUE; } static int stonith_api_add_callback(stonith_t * stonith, int call_id, int timeout, bool only_success, void *user_data, const char *callback_name, void (*callback) (stonith_t * st, const xmlNode * msg, int call, int rc, xmlNode * output, void *userdata)) { stonith_callback_client_t *blob = NULL; stonith_private_t *private = NULL; CRM_CHECK(stonith != NULL, return st_err_missing); CRM_CHECK(stonith->private != NULL, return st_err_missing); private = stonith->private; if (call_id == 0) { private->op_callback = callback; } else if (call_id < 0) { if (only_success == FALSE) { crm_trace("Call failed, calling %s: %s", callback_name, stonith_error2string(call_id)); callback(stonith, NULL, call_id, call_id, NULL, user_data); } else { crm_warn("STONITH call failed: %s", stonith_error2string(call_id)); } return FALSE; } blob = calloc(1, sizeof(stonith_callback_client_t)); blob->id = callback_name; blob->only_success = only_success; blob->user_data = user_data; blob->callback = callback; if (timeout > 0) { struct timer_rec_s *async_timer = NULL; async_timer = calloc(1, sizeof(struct timer_rec_s)); blob->timer = async_timer; async_timer->stonith = stonith; async_timer->call_id = call_id; /* Allow a fair bit of grace to allow the server to tell us of a timeout * This is only a fallback */ async_timer->timeout = (timeout + 60) * 1000; async_timer->ref = g_timeout_add(async_timer->timeout, stonith_async_timeout_handler, async_timer); } g_hash_table_insert(private->stonith_op_callback_table, GINT_TO_POINTER(call_id), blob); crm_trace("Added callback to %s for call %d", callback_name, call_id); return TRUE; } static int stonith_api_del_callback(stonith_t * stonith, int call_id, bool all_callbacks) { stonith_private_t *private = stonith->private; if (all_callbacks) { private->op_callback = NULL; g_hash_table_destroy(private->stonith_op_callback_table); private->stonith_op_callback_table = g_hash_table_new_full(g_direct_hash, g_direct_equal, NULL, stonith_destroy_op_callback); } else if (call_id == 0) { private->op_callback = NULL; } else { g_hash_table_remove(private->stonith_op_callback_table, GINT_TO_POINTER(call_id)); } return stonith_ok; } static void stonith_dump_pending_op(gpointer key, gpointer value, gpointer user_data) { int call = GPOINTER_TO_INT(key); stonith_callback_client_t *blob = value; crm_debug("Call %d (%s): pending", call, crm_str(blob->id)); } void stonith_dump_pending_callbacks(stonith_t * stonith) { stonith_private_t *private = stonith->private; if (private->stonith_op_callback_table == NULL) { return; } return g_hash_table_foreach(private->stonith_op_callback_table, stonith_dump_pending_op, NULL); } void stonith_perform_callback(stonith_t * stonith, xmlNode * msg, int call_id, int rc) { xmlNode *output = NULL; stonith_private_t *private = NULL; stonith_callback_client_t *blob = NULL; stonith_callback_client_t local_blob; CRM_CHECK(stonith != NULL, return); CRM_CHECK(stonith->private != NULL, return); private = stonith->private; local_blob.id = NULL; local_blob.callback = NULL; local_blob.user_data = NULL; local_blob.only_success = FALSE; if (msg != NULL) { crm_element_value_int(msg, F_STONITH_RC, &rc); crm_element_value_int(msg, F_STONITH_CALLID, &call_id); output = get_message_xml(msg, F_STONITH_CALLDATA); } CRM_CHECK(call_id > 0, crm_log_xml_err(msg, "Bad result")); blob = g_hash_table_lookup(private->stonith_op_callback_table, GINT_TO_POINTER(call_id)); if (blob != NULL) { local_blob = *blob; blob = NULL; stonith_api_del_callback(stonith, call_id, FALSE); } else { crm_trace("No callback found for call %d", call_id); local_blob.callback = NULL; } if (stonith == NULL) { crm_debug("No stonith object supplied"); } if (local_blob.callback != NULL && (rc == stonith_ok || local_blob.only_success == FALSE)) { crm_trace("Invoking callback %s for call %d", crm_str(local_blob.id), call_id); local_blob.callback(stonith, msg, call_id, rc, output, local_blob.user_data); } else if (private->op_callback == NULL && rc != stonith_ok) { crm_warn("STONITH command failed: %s", stonith_error2string(rc)); crm_log_xml_debug(msg, "Failed STONITH Update"); } if (private->op_callback != NULL) { crm_trace("Invoking global callback for call %d", call_id); private->op_callback(stonith, msg, call_id, rc, output, NULL); } crm_trace("OP callback activated."); } static void stonith_send_notification(gpointer data, gpointer user_data) { struct notify_blob_s *blob = user_data; stonith_notify_client_t *entry = data; const char *event = NULL; if (blob->xml == NULL) { crm_warn("Skipping callback - NULL message"); return; } event = crm_element_value(blob->xml, F_SUBTYPE); if (entry == NULL) { crm_warn("Skipping callback - NULL callback client"); return; } else if (entry->notify == NULL) { crm_warn("Skipping callback - NULL callback"); return; } else if (safe_str_neq(entry->event, event)) { crm_trace("Skipping callback - event mismatch %p/%s vs. %s", entry, entry->event, event); return; } crm_trace("Invoking callback for %p/%s event...", entry, event); entry->notify(blob->stonith, event, blob->xml); crm_trace("Callback invoked..."); } int stonith_send_command(stonith_t * stonith, const char *op, xmlNode * data, xmlNode ** output_data, int call_options, int timeout) { int rc = 0; int reply_id = -1; xmlNode *op_msg = NULL; xmlNode *op_reply = NULL; stonith_private_t *native = stonith->private; if (stonith->state == stonith_disconnected) { return st_err_connection; } if (output_data != NULL) { *output_data = NULL; } if (op == NULL) { crm_err("No operation specified"); return st_err_missing; } stonith->call_id++; /* prevent call_id from being negative (or zero) and conflicting * with the stonith_errors enum * use 2 because we use it as (stonith->call_id - 1) below */ if (stonith->call_id < 1) { stonith->call_id = 1; } CRM_CHECK(native->token != NULL,;); op_msg = stonith_create_op(stonith->call_id, native->token, op, data, call_options); if (op_msg == NULL) { return st_err_missing; } crm_xml_add_int(op_msg, F_STONITH_TIMEOUT, timeout); crm_trace("Sending %s message to STONITH service, Timeout: %ds", op, timeout); rc = crm_ipc_send(native->ipc, op_msg, &op_reply, 1000*(timeout + 60)); free_xml(op_msg); if(rc < 0) { crm_perror(LOG_ERR, "Couldn't perform %s operation (timeout=%ds): %d", op, timeout, rc); rc = st_err_ipc; goto done; } crm_log_xml_trace(op_reply, "Reply"); if (!(call_options & st_opt_sync_call)) { crm_trace("Async call %d, returning", stonith->call_id); CRM_CHECK(stonith->call_id != 0, return st_err_internal); free_xml(op_reply); return stonith->call_id; } rc = stonith_ok; crm_element_value_int(op_reply, F_STONITH_CALLID, &reply_id); if (reply_id == stonith->call_id) { crm_trace("Syncronous reply %d received", reply_id); if (crm_element_value_int(op_reply, F_STONITH_RC, &rc) != 0) { rc = st_err_peer; } if ((call_options & st_opt_discard_reply) || output_data == NULL) { crm_trace("Discarding reply"); } else { *output_data = op_reply; op_reply = NULL; /* Prevent subsequent free */ } } else if (reply_id <= 0) { crm_err("Recieved bad reply: No id set"); crm_log_xml_err(op_reply, "Bad reply"); free_xml(op_reply); rc = st_err_peer; } else { crm_err("Recieved bad reply: %d (wanted %d)", reply_id, stonith->call_id); crm_log_xml_err(op_reply, "Old reply"); free_xml(op_reply); rc = st_err_peer; } done: if (crm_ipc_connected(native->ipc) == FALSE) { crm_err("STONITH disconnected"); stonith->state = stonith_disconnected; } free_xml(op_reply); return rc; } /* Not used with mainloop */ bool stonith_dispatch(stonith_t * st) { gboolean stay_connected = TRUE; stonith_private_t *private = NULL; CRM_ASSERT(st != NULL); private = st->private; while(crm_ipc_ready(private->ipc)) { if(crm_ipc_read(private->ipc) > 0) { const char *msg = crm_ipc_buffer(private->ipc); stonith_dispatch_internal(msg, strlen(msg), st); } if(crm_ipc_connected(private->ipc) == FALSE) { crm_err("Connection closed"); stay_connected = FALSE; } } return stay_connected; } int stonith_dispatch_internal(const char *buffer, ssize_t length, gpointer userdata) { const char *type = NULL; struct notify_blob_s blob; stonith_t * st = userdata; stonith_private_t *private = NULL; CRM_ASSERT(st != NULL); private = st->private; blob.xml = string2xml(buffer); if (blob.xml == NULL) { crm_warn("Received a NULL msg from STONITH service: %s.", buffer); return 0; } /* do callbacks */ type = crm_element_value(blob.xml, F_TYPE); crm_trace("Activating %s callbacks...", type); if (safe_str_eq(type, T_STONITH_NG)) { stonith_perform_callback(st, blob.xml, 0, 0); } else if (safe_str_eq(type, T_STONITH_NOTIFY)) { g_list_foreach(private->notify_list, stonith_send_notification, &blob); } else { crm_err("Unknown message type: %s", type); crm_log_xml_warn(blob.xml, "BadReply"); } free_xml(blob.xml); return 1; } static int stonith_api_free(stonith_t * stonith) { int rc = stonith_ok; if (stonith->state != stonith_disconnected) { rc = stonith->cmds->disconnect(stonith); } if (stonith->state == stonith_disconnected) { stonith_private_t *private = stonith->private; g_hash_table_destroy(private->stonith_op_callback_table); free(private->token); free(stonith->private); free(stonith->cmds); free(stonith); } return rc; } void stonith_api_delete(stonith_t * stonith) { stonith_private_t *private = stonith->private; GList *list = private->notify_list; while (list != NULL) { stonith_notify_client_t *client = g_list_nth_data(list, 0); list = g_list_remove(list, client); free(client); } stonith->cmds->free(stonith); stonith = NULL; } stonith_t * stonith_api_new(void) { stonith_t *new_stonith = NULL; stonith_private_t *private = NULL; new_stonith = calloc(1, sizeof(stonith_t)); private = calloc(1, sizeof(stonith_private_t)); new_stonith->private = private; private->stonith_op_callback_table = g_hash_table_new_full(g_direct_hash, g_direct_equal, NULL, stonith_destroy_op_callback); private->notify_list = NULL; new_stonith->call_id = 1; new_stonith->state = stonith_disconnected; new_stonith->cmds = calloc(1, sizeof(stonith_api_operations_t)); /* *INDENT-OFF* */ new_stonith->cmds->free = stonith_api_free; new_stonith->cmds->connect = stonith_api_signon; new_stonith->cmds->disconnect = stonith_api_signoff; new_stonith->cmds->call = stonith_api_call; new_stonith->cmds->fence = stonith_api_fence; new_stonith->cmds->confirm = stonith_api_confirm; new_stonith->cmds->history = stonith_api_history; new_stonith->cmds->list = stonith_api_device_list; new_stonith->cmds->metadata = stonith_api_device_metadata; new_stonith->cmds->query = stonith_api_query; new_stonith->cmds->remove_device = stonith_api_remove_device; new_stonith->cmds->register_device = stonith_api_register_device; new_stonith->cmds->remove_level = stonith_api_remove_level; new_stonith->cmds->register_level = stonith_api_register_level; new_stonith->cmds->remove_callback = stonith_api_del_callback; new_stonith->cmds->register_callback = stonith_api_add_callback; new_stonith->cmds->remove_notification = stonith_api_del_notification; new_stonith->cmds->register_notification = stonith_api_add_notification; /* *INDENT-ON* */ return new_stonith; } stonith_key_value_t * stonith_key_value_add(stonith_key_value_t * head, const char *key, const char *value) { stonith_key_value_t *p, *end; p = calloc(1, sizeof(stonith_key_value_t)); if (key) { p->key = crm_strdup(key); } if (value) { p->value = crm_strdup(value); } end = head; while (end && end->next) { end = end->next; } if (end) { end->next = p; } else { head = p; } return head; } void stonith_key_value_freeall(stonith_key_value_t * head, int keys, int values) { stonith_key_value_t *p; while (head) { p = head->next; if (keys) { free(head->key); } if (values) { free(head->value); } free(head); head = p; } } int stonith_api_kick(int nodeid, const char *uname, int timeout, bool off) { char *name = NULL; const char *action = "reboot"; int rc = st_err_internal; stonith_t *st = NULL; enum stonith_call_options opts = st_opt_sync_call | st_opt_allow_suicide; st = stonith_api_new(); if (st) { rc = st->cmds->connect(st, "stonith-api", NULL); } if (uname != NULL) { name = strdup(uname); } else if (nodeid > 0) { opts |= st_opt_cs_nodeid; name = crm_itoa(nodeid); } if (off) { action = "off"; } if (rc == stonith_ok) { rc = st->cmds->fence(st, opts, name, action, timeout); } if (st) { st->cmds->disconnect(st); stonith_api_delete(st); } free(name); return rc; } time_t stonith_api_time(int nodeid, const char *uname, bool in_progress) { int rc = 0; char *name = NULL; time_t when = 0; time_t progress = 0; stonith_t *st = NULL; stonith_history_t *history, *hp = NULL; enum stonith_call_options opts = st_opt_sync_call; st = stonith_api_new(); if (st) { rc = st->cmds->connect(st, "stonith-api", NULL); } if (uname != NULL) { name = strdup(uname); } else if (nodeid > 0) { opts |= st_opt_cs_nodeid; name = crm_itoa(nodeid); } if (st && rc == stonith_ok) { st->cmds->history(st, st_opt_sync_call | st_opt_cs_nodeid, name, &history, 120); for (hp = history; hp; hp = hp->next) { if (in_progress) { if (hp->state != st_done && hp->state != st_failed) { progress = time(NULL); } } else if (hp->state == st_done) { when = hp->completed; } } } if (progress) { when = progress; } if (st) { st->cmds->disconnect(st); stonith_api_delete(st); } free(name); return when; } diff --git a/lib/pengine/Makefile.am b/lib/pengine/Makefile.am index f140cab0df..024ebaffb0 100644 --- a/lib/pengine/Makefile.am +++ b/lib/pengine/Makefile.am @@ -1,41 +1,41 @@ # # Copyright (C) 2004 Andrew Beekhof # # This program is free software; you can redistribute it and/or # modify it under the terms of the GNU General Public License # as published by the Free Software Foundation; either version 2 # of the License, or (at your option) any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program; if not, write to the Free Software # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. # MAINTAINERCLEANFILES = Makefile.in INCLUDES = -I$(top_builddir)/include -I$(top_srcdir)/include \ -I$(top_builddir)/libltdl -I$(top_srcdir)/libltdl ## libraries lib_LTLIBRARIES = libpe_rules.la libpe_status.la ## SOURCES noinst_HEADERS = unpack.h utils.h variant.h libpe_rules_la_LDFLAGS = -version-info 2:0:0 libpe_rules_la_SOURCES = rules.c common.c libpe_status_la_LDFLAGS = -version-info 4:0:1 libpe_status_la_SOURCES = status.c unpack.c utils.c complex.c native.c group.c clone.c rules.c common.c -libpe_status_la_LIBADD = -llrm @CURSESLIBS@ +libpe_status_la_LIBADD = @CURSESLIBS@ clean-generic: rm -f *.log *.debug *~ install-exec-local: uninstall-local: diff --git a/lib/pengine/unpack.c b/lib/pengine/unpack.c index 3d3ba503ca..cada7ff136 100644 --- a/lib/pengine/unpack.c +++ b/lib/pengine/unpack.c @@ -1,2408 +1,2408 @@ /* * Copyright (C) 2004 Andrew Beekhof * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ #include -#include #include #include +#include #include #include #include #include #include #include #include CRM_TRACE_INIT_DATA(pe_status); #define set_config_flag(data_set, option, flag) do { \ const char *tmp = pe_pref(data_set->config_hash, option); \ if(tmp) { \ if(crm_is_true(tmp)) { \ set_bit_inplace(data_set->flags, flag); \ } else { \ clear_bit_inplace(data_set->flags, flag); \ } \ } \ } while(0) gboolean unpack_rsc_op(resource_t * rsc, node_t * node, xmlNode * xml_op, GListPtr next, enum action_fail_response *failed, pe_working_set_t * data_set); static void pe_fence_node(pe_working_set_t * data_set, node_t * node, const char *reason) { CRM_CHECK(node, return); if (node->details->unclean == FALSE) { if (is_set(data_set->flags, pe_flag_stonith_enabled)) { crm_warn("Node %s will be fenced %s", node->details->uname, reason); } else { crm_warn("Node %s is unclean %s", node->details->uname, reason); } } node->details->unclean = TRUE; } gboolean unpack_config(xmlNode * config, pe_working_set_t * data_set) { const char *value = NULL; GHashTable *config_hash = g_hash_table_new_full(crm_str_hash, g_str_equal, g_hash_destroy_str, g_hash_destroy_str); data_set->config_hash = config_hash; unpack_instance_attributes(data_set->input, config, XML_CIB_TAG_PROPSET, NULL, config_hash, CIB_OPTIONS_FIRST, FALSE, data_set->now); verify_pe_options(data_set->config_hash); set_config_flag(data_set, "enable-startup-probes", pe_flag_startup_probes); crm_info("Startup probes: %s", is_set(data_set->flags, pe_flag_startup_probes) ? "enabled" : "disabled (dangerous)"); value = pe_pref(data_set->config_hash, "stonith-timeout"); data_set->stonith_timeout = crm_get_msec(value); crm_debug("STONITH timeout: %d", data_set->stonith_timeout); set_config_flag(data_set, "stonith-enabled", pe_flag_stonith_enabled); crm_debug("STONITH of failed nodes is %s", is_set(data_set->flags, pe_flag_stonith_enabled) ? "enabled" : "disabled"); data_set->stonith_action = pe_pref(data_set->config_hash, "stonith-action"); crm_trace("STONITH will %s nodes", data_set->stonith_action); set_config_flag(data_set, "stop-all-resources", pe_flag_stop_everything); crm_debug("Stop all active resources: %s", is_set(data_set->flags, pe_flag_stop_everything) ? "true" : "false"); set_config_flag(data_set, "symmetric-cluster", pe_flag_symmetric_cluster); if (is_set(data_set->flags, pe_flag_symmetric_cluster)) { crm_debug("Cluster is symmetric" " - resources can run anywhere by default"); } value = pe_pref(data_set->config_hash, "default-resource-stickiness"); data_set->default_resource_stickiness = char2score(value); crm_debug("Default stickiness: %d", data_set->default_resource_stickiness); value = pe_pref(data_set->config_hash, "no-quorum-policy"); if (safe_str_eq(value, "ignore")) { data_set->no_quorum_policy = no_quorum_ignore; } else if (safe_str_eq(value, "freeze")) { data_set->no_quorum_policy = no_quorum_freeze; } else if (safe_str_eq(value, "suicide")) { gboolean do_panic = FALSE; crm_element_value_int(data_set->input, XML_ATTR_QUORUM_PANIC, &do_panic); if (is_set(data_set->flags, pe_flag_stonith_enabled) == FALSE) { crm_config_err ("Setting no-quorum-policy=suicide makes no sense if stonith-enabled=false"); } if (do_panic && is_set(data_set->flags, pe_flag_stonith_enabled)) { data_set->no_quorum_policy = no_quorum_suicide; } else if (is_set(data_set->flags, pe_flag_have_quorum) == FALSE && do_panic == FALSE) { crm_notice("Resetting no-quorum-policy to 'stop': The cluster has never had quorum"); data_set->no_quorum_policy = no_quorum_stop; } } else { data_set->no_quorum_policy = no_quorum_stop; } switch (data_set->no_quorum_policy) { case no_quorum_freeze: crm_debug("On loss of CCM Quorum: Freeze resources"); break; case no_quorum_stop: crm_debug("On loss of CCM Quorum: Stop ALL resources"); break; case no_quorum_suicide: crm_notice("On loss of CCM Quorum: Fence all remaining nodes"); break; case no_quorum_ignore: crm_notice("On loss of CCM Quorum: Ignore"); break; } set_config_flag(data_set, "stop-orphan-resources", pe_flag_stop_rsc_orphans); crm_trace("Orphan resources are %s", is_set(data_set->flags, pe_flag_stop_rsc_orphans) ? "stopped" : "ignored"); set_config_flag(data_set, "stop-orphan-actions", pe_flag_stop_action_orphans); crm_trace("Orphan resource actions are %s", is_set(data_set->flags, pe_flag_stop_action_orphans) ? "stopped" : "ignored"); set_config_flag(data_set, "remove-after-stop", pe_flag_remove_after_stop); crm_trace("Stopped resources are removed from the status section: %s", is_set(data_set->flags, pe_flag_remove_after_stop) ? "true" : "false"); set_config_flag(data_set, "maintenance-mode", pe_flag_maintenance_mode); crm_trace("Maintenance mode: %s", is_set(data_set->flags, pe_flag_maintenance_mode) ? "true" : "false"); if (is_set(data_set->flags, pe_flag_maintenance_mode)) { clear_bit(data_set->flags, pe_flag_is_managed_default); } else { set_config_flag(data_set, "is-managed-default", pe_flag_is_managed_default); } crm_trace("By default resources are %smanaged", is_set(data_set->flags, pe_flag_is_managed_default) ? "" : "not "); set_config_flag(data_set, "start-failure-is-fatal", pe_flag_start_failure_fatal); crm_trace("Start failures are %s", is_set(data_set->flags, pe_flag_start_failure_fatal) ? "always fatal" : "handled by failcount"); node_score_red = char2score(pe_pref(data_set->config_hash, "node-health-red")); node_score_green = char2score(pe_pref(data_set->config_hash, "node-health-green")); node_score_yellow = char2score(pe_pref(data_set->config_hash, "node-health-yellow")); crm_info("Node scores: 'red' = %s, 'yellow' = %s, 'green' = %s", pe_pref(data_set->config_hash, "node-health-red"), pe_pref(data_set->config_hash, "node-health-yellow"), pe_pref(data_set->config_hash, "node-health-green")); data_set->placement_strategy = pe_pref(data_set->config_hash, "placement-strategy"); crm_trace("Placement strategy: %s", data_set->placement_strategy); return TRUE; } gboolean unpack_nodes(xmlNode * xml_nodes, pe_working_set_t * data_set) { xmlNode *xml_obj = NULL; node_t *new_node = NULL; const char *id = NULL; const char *uname = NULL; const char *type = NULL; const char *score = NULL; gboolean unseen_are_unclean = TRUE; const char *blind_faith = pe_pref(data_set->config_hash, "startup-fencing"); if (crm_is_true(blind_faith) == FALSE) { unseen_are_unclean = FALSE; crm_warn("Blind faith: not fencing unseen nodes"); } for (xml_obj = __xml_first_child(xml_nodes); xml_obj != NULL; xml_obj = __xml_next(xml_obj)) { if (crm_str_eq((const char *)xml_obj->name, XML_CIB_TAG_NODE, TRUE)) { new_node = NULL; id = crm_element_value(xml_obj, XML_ATTR_ID); uname = crm_element_value(xml_obj, XML_ATTR_UNAME); type = crm_element_value(xml_obj, XML_ATTR_TYPE); score = crm_element_value(xml_obj, XML_RULE_ATTR_SCORE); crm_trace("Processing node %s/%s", uname, id); if (id == NULL) { crm_config_err("Must specify id tag in "); continue; } if (type == NULL) { crm_config_err("Must specify type tag in "); continue; } if (pe_find_node(data_set->nodes, uname) != NULL) { crm_config_warn("Detected multiple node entries with uname=%s" " - this is rarely intended", uname); } new_node = calloc(1, sizeof(node_t)); if (new_node == NULL) { return FALSE; } new_node->weight = char2score(score); new_node->fixed = FALSE; new_node->details = calloc(1, sizeof(struct node_shared_s)); if (new_node->details == NULL) { free(new_node); return FALSE; } crm_trace("Creaing node for entry %s/%s", uname, id); new_node->details->id = id; new_node->details->uname = uname; new_node->details->type = node_ping; new_node->details->online = FALSE; new_node->details->shutdown = FALSE; new_node->details->running_rsc = NULL; new_node->details->attrs = g_hash_table_new_full(crm_str_hash, g_str_equal, g_hash_destroy_str, g_hash_destroy_str); new_node->details->utilization = g_hash_table_new_full(crm_str_hash, g_str_equal, g_hash_destroy_str, g_hash_destroy_str); /* if(data_set->have_quorum == FALSE */ /* && data_set->no_quorum_policy == no_quorum_stop) { */ /* /\* start shutting resources down *\/ */ /* new_node->weight = -INFINITY; */ /* } */ if (is_set(data_set->flags, pe_flag_stonith_enabled) == FALSE || unseen_are_unclean == FALSE) { /* blind faith... */ new_node->details->unclean = FALSE; } else { /* all nodes are unclean until we've seen their * status entry */ new_node->details->unclean = TRUE; } if (type == NULL || safe_str_eq(type, "member") || safe_str_eq(type, NORMALNODE)) { new_node->details->type = node_member; } add_node_attrs(xml_obj, new_node, FALSE, data_set); unpack_instance_attributes(data_set->input, xml_obj, XML_TAG_UTILIZATION, NULL, new_node->details->utilization, NULL, FALSE, data_set->now); data_set->nodes = g_list_append(data_set->nodes, new_node); crm_trace("Done with node %s", crm_element_value(xml_obj, XML_ATTR_UNAME)); } } return TRUE; } static void g_hash_destroy_node_list(gpointer data) { GListPtr domain = data; slist_basic_destroy(domain); } gboolean unpack_domains(xmlNode * xml_domains, pe_working_set_t * data_set) { const char *id = NULL; GListPtr domain = NULL; xmlNode *xml_node = NULL; xmlNode *xml_domain = NULL; crm_info("Unpacking domains"); data_set->domains = g_hash_table_new_full(crm_str_hash, g_str_equal, g_hash_destroy_str, g_hash_destroy_node_list); for (xml_domain = __xml_first_child(xml_domains); xml_domain != NULL; xml_domain = __xml_next(xml_domain)) { if (crm_str_eq((const char *)xml_domain->name, XML_CIB_TAG_DOMAIN, TRUE)) { domain = NULL; id = crm_element_value(xml_domain, XML_ATTR_ID); for (xml_node = __xml_first_child(xml_domain); xml_node != NULL; xml_node = __xml_next(xml_node)) { if (crm_str_eq((const char *)xml_node->name, XML_CIB_TAG_NODE, TRUE)) { node_t *copy = NULL; node_t *node = NULL; const char *uname = crm_element_value(xml_node, "name"); const char *score = crm_element_value(xml_node, XML_RULE_ATTR_SCORE); if (uname == NULL) { crm_config_err("Invalid domain %s: Must specify id tag in ", id); continue; } node = pe_find_node(data_set->nodes, uname); if (node == NULL) { node = pe_find_node_id(data_set->nodes, uname); } if (node == NULL) { crm_config_warn("Invalid domain %s: Node %s does not exist", id, uname); continue; } copy = node_copy(node); copy->weight = char2score(score); crm_debug("Adding %s to domain %s with score %s", node->details->uname, id, score); domain = g_list_prepend(domain, copy); } } if (domain) { crm_debug("Created domain %s with %d members", id, g_list_length(domain)); g_hash_table_replace(data_set->domains, crm_strdup(id), domain); } } } return TRUE; } static void destroy_template_rsc_set(gpointer data) { xmlNode *rsc_set = data; free_xml(rsc_set); } gboolean unpack_resources(xmlNode * xml_resources, pe_working_set_t * data_set) { xmlNode *xml_obj = NULL; data_set->template_rsc_sets = g_hash_table_new_full(crm_str_hash, g_str_equal, g_hash_destroy_str, destroy_template_rsc_set); for (xml_obj = __xml_first_child(xml_resources); xml_obj != NULL; xml_obj = __xml_next(xml_obj)) { resource_t *new_rsc = NULL; if (crm_str_eq((const char *)xml_obj->name, XML_CIB_TAG_RSC_TEMPLATE, TRUE)) { const char *template_id = ID(xml_obj); if (template_id && g_hash_table_lookup_extended(data_set->template_rsc_sets, template_id, NULL, NULL) == FALSE) { /* Record the template's ID for the knowledge of its existence anyway. */ g_hash_table_insert(data_set->template_rsc_sets, crm_strdup(template_id), NULL); } continue; } crm_trace("Beginning unpack... <%s id=%s... >", crm_element_name(xml_obj), ID(xml_obj)); if (common_unpack(xml_obj, &new_rsc, NULL, data_set)) { data_set->resources = g_list_append(data_set->resources, new_rsc); print_resource(LOG_DEBUG_3, "Added", new_rsc, FALSE); } else { crm_config_err("Failed unpacking %s %s", crm_element_name(xml_obj), crm_element_value(xml_obj, XML_ATTR_ID)); if (new_rsc != NULL && new_rsc->fns != NULL) { new_rsc->fns->free(new_rsc); } } } data_set->resources = g_list_sort(data_set->resources, sort_rsc_priority); if (is_set(data_set->flags, pe_flag_stonith_enabled) && is_set(data_set->flags, pe_flag_have_stonith_resource) == FALSE) { crm_config_err("Resource start-up disabled since no STONITH resources have been defined"); crm_config_err("Either configure some or disable STONITH with the stonith-enabled option"); crm_config_err("NOTE: Clusters with shared data need STONITH to ensure data integrity"); } return TRUE; } /* The ticket state section: * "/cib/status/tickets/ticket_state" */ static gboolean unpack_ticket_state(xmlNode * xml_ticket, pe_working_set_t * data_set) { const char *ticket_id = NULL; const char *granted = NULL; const char *last_granted = NULL; const char *standby = NULL; xmlAttrPtr xIter = NULL; ticket_t *ticket = NULL; ticket_id = ID(xml_ticket); if (ticket_id == NULL || strlen(ticket_id) == 0) { return FALSE; } crm_trace("Processing ticket state for %s", ticket_id); ticket = g_hash_table_lookup(data_set->tickets, ticket_id); if (ticket == NULL) { ticket = ticket_new(ticket_id, data_set); if (ticket == NULL) { return FALSE; } } for (xIter = xml_ticket->properties; xIter; xIter = xIter->next) { const char *prop_name = (const char *)xIter->name; const char *prop_value = crm_element_value(xml_ticket, prop_name); if(crm_str_eq(prop_name, XML_ATTR_ID, TRUE)) { continue; } g_hash_table_replace(ticket->state, crm_strdup(prop_name), crm_strdup(prop_value)); } granted = g_hash_table_lookup(ticket->state, "granted"); if (granted && crm_is_true(granted)) { ticket->granted = TRUE; crm_info("We have ticket '%s'", ticket->id); } else { ticket->granted = FALSE; crm_info("We do not have ticket '%s'", ticket->id); } last_granted = g_hash_table_lookup(ticket->state, "last-granted"); if (last_granted) { ticket->last_granted = crm_parse_int(last_granted, 0); } standby = g_hash_table_lookup(ticket->state, "standby"); if (standby && crm_is_true(standby)) { ticket->standby = TRUE; if (ticket->granted) { crm_info("Granted ticket '%s' is in standby-mode", ticket->id); } } else { ticket->standby = FALSE; } crm_trace("Done with ticket state for %s", ticket_id); return TRUE; } static gboolean unpack_tickets_state(xmlNode * xml_tickets, pe_working_set_t * data_set) { xmlNode *xml_obj = NULL; for (xml_obj = __xml_first_child(xml_tickets); xml_obj != NULL; xml_obj = __xml_next(xml_obj)) { if (crm_str_eq((const char *)xml_obj->name, XML_CIB_TAG_TICKET_STATE, TRUE) == FALSE) { continue; } unpack_ticket_state(xml_obj, data_set); } return TRUE; } /* Compatibility with the deprecated ticket state section: * "/cib/status/tickets/instance_attributes" */ static void get_ticket_state_legacy(gpointer key, gpointer value, gpointer user_data) { const char *long_key = key; char *state_key = NULL; const char *granted_prefix = "granted-ticket-"; const char *last_granted_prefix = "last-granted-"; static int granted_prefix_strlen = 0; static int last_granted_prefix_strlen = 0; const char *ticket_id = NULL; const char *is_granted = NULL; const char *last_granted = NULL; const char *sep = NULL; ticket_t *ticket = NULL; pe_working_set_t *data_set = user_data; if (granted_prefix_strlen == 0) { granted_prefix_strlen = strlen(granted_prefix); } if (last_granted_prefix_strlen == 0) { last_granted_prefix_strlen = strlen(last_granted_prefix); } if (strstr(long_key, granted_prefix) == long_key) { ticket_id = long_key + granted_prefix_strlen; if (strlen(ticket_id)) { state_key = crm_strdup("granted"); is_granted = value; } } else if (strstr(long_key, last_granted_prefix) == long_key) { ticket_id = long_key + last_granted_prefix_strlen; if (strlen(ticket_id)) { state_key = crm_strdup("last-granted"); last_granted = value; } } else if ((sep = strrchr(long_key, '-'))) { ticket_id = sep + 1; state_key = strndup(long_key, strlen(long_key) - strlen(sep)); } if (ticket_id == NULL || strlen(ticket_id) == 0) { free(state_key); return; } if (state_key == NULL || strlen(state_key) == 0) { free(state_key); return; } ticket = g_hash_table_lookup(data_set->tickets, ticket_id); if (ticket == NULL) { ticket = ticket_new(ticket_id, data_set); if (ticket == NULL) { free(state_key); return; } } g_hash_table_replace(ticket->state, state_key, crm_strdup(value)); if (is_granted) { if (crm_is_true(is_granted)) { ticket->granted = TRUE; crm_info("We have ticket '%s'", ticket->id); } else { ticket->granted = FALSE; crm_info("We do not have ticket '%s'", ticket->id); } } else if (last_granted) { ticket->last_granted = crm_parse_int(last_granted, 0); } } /* remove nodes that are down, stopping */ /* create +ve rsc_to_node constraints between resources and the nodes they are running on */ /* anything else? */ gboolean unpack_status(xmlNode * status, pe_working_set_t * data_set) { const char *id = NULL; const char *uname = NULL; xmlNode *lrm_rsc = NULL; xmlNode *attrs = NULL; xmlNode *state = NULL; xmlNode *node_state = NULL; node_t *this_node = NULL; crm_trace("Beginning unpack"); if (data_set->tickets == NULL) { data_set->tickets = g_hash_table_new_full(crm_str_hash, g_str_equal, g_hash_destroy_str, destroy_ticket); } for (state = __xml_first_child(status); state != NULL; state = __xml_next(state)) { if (crm_str_eq((const char *)state->name, XML_CIB_TAG_TICKETS, TRUE)) { xmlNode *xml_tickets = state; GHashTable *state_hash = NULL; /* Compatibility with the deprecated ticket state section: * Unpack the attributes in the deprecated "/cib/status/tickets/instance_attributes" if it exists. */ state_hash = g_hash_table_new_full(crm_str_hash, g_str_equal, g_hash_destroy_str, g_hash_destroy_str); unpack_instance_attributes(data_set->input, xml_tickets, XML_TAG_ATTR_SETS, NULL, state_hash, NULL, TRUE, data_set->now); g_hash_table_foreach(state_hash, get_ticket_state_legacy, data_set); if (state_hash) { g_hash_table_destroy(state_hash); } /* Unpack the new "/cib/status/tickets/ticket_state"s */ unpack_tickets_state(xml_tickets, data_set); } if (crm_str_eq((const char *)state->name, XML_CIB_TAG_STATE, TRUE)) { node_state = state; id = crm_element_value(node_state, XML_ATTR_ID); uname = crm_element_value(node_state, XML_ATTR_UNAME); attrs = find_xml_node(node_state, XML_TAG_TRANSIENT_NODEATTRS, FALSE); crm_trace("Processing node id=%s, uname=%s", id, uname); this_node = pe_find_node_id(data_set->nodes, id); if (uname == NULL) { /* error */ continue; } else if (this_node == NULL) { crm_config_warn("Node %s in status section no longer exists", uname); continue; } /* Mark the node as provisionally clean * - at least we have seen it in the current cluster's lifetime */ this_node->details->unclean = FALSE; add_node_attrs(attrs, this_node, TRUE, data_set); if (crm_is_true(g_hash_table_lookup(this_node->details->attrs, "standby"))) { crm_info("Node %s is in standby-mode", this_node->details->uname); this_node->details->standby = TRUE; } crm_trace("determining node state"); determine_online_status(node_state, this_node, data_set); if (this_node->details->online && data_set->no_quorum_policy == no_quorum_suicide) { /* Everything else should flow from this automatically * At least until the PE becomes able to migrate off healthy resources */ pe_fence_node(data_set, this_node, "because the cluster does not have quorum"); } } } /* Now that we know all node states, we can safely handle migration ops * But, for now, only process healthy nodes * - this is necessary for the logic in bug lf#2508 to function correctly */ for (node_state = __xml_first_child(status); node_state != NULL; node_state = __xml_next(node_state)) { if (crm_str_eq((const char *)node_state->name, XML_CIB_TAG_STATE, TRUE) == FALSE) { continue; } id = crm_element_value(node_state, XML_ATTR_ID); this_node = pe_find_node_id(data_set->nodes, id); if (this_node == NULL) { crm_info("Node %s is unknown", id); continue; } else if (this_node->details->online) { crm_trace("Processing lrm resource entries on healthy node: %s", this_node->details->uname); lrm_rsc = find_xml_node(node_state, XML_CIB_TAG_LRM, FALSE); lrm_rsc = find_xml_node(lrm_rsc, XML_LRM_TAG_RESOURCES, FALSE); unpack_lrm_resources(this_node, lrm_rsc, data_set); } } /* Now handle failed nodes - but only if stonith is enabled * * By definition, offline nodes run no resources so there is nothing to do. * Only when stonith is enabled do we need to know what is on the node to * ensure rsc start events happen after the stonith */ for (node_state = __xml_first_child(status); node_state != NULL && is_set(data_set->flags, pe_flag_stonith_enabled); node_state = __xml_next(node_state)) { if (crm_str_eq((const char *)node_state->name, XML_CIB_TAG_STATE, TRUE) == FALSE) { continue; } id = crm_element_value(node_state, XML_ATTR_ID); this_node = pe_find_node_id(data_set->nodes, id); if (this_node == NULL || this_node->details->online) { continue; } else { crm_trace("Processing lrm resource entries on unhealthy node: %s", this_node->details->uname); lrm_rsc = find_xml_node(node_state, XML_CIB_TAG_LRM, FALSE); lrm_rsc = find_xml_node(lrm_rsc, XML_LRM_TAG_RESOURCES, FALSE); unpack_lrm_resources(this_node, lrm_rsc, data_set); } } return TRUE; } static gboolean determine_online_status_no_fencing(pe_working_set_t * data_set, xmlNode * node_state, node_t * this_node) { gboolean online = FALSE; const char *join_state = crm_element_value(node_state, XML_CIB_ATTR_JOINSTATE); const char *crm_state = crm_element_value(node_state, XML_CIB_ATTR_CRMDSTATE); const char *ccm_state = crm_element_value(node_state, XML_CIB_ATTR_INCCM); const char *ha_state = crm_element_value(node_state, XML_CIB_ATTR_HASTATE); const char *exp_state = crm_element_value(node_state, XML_CIB_ATTR_EXPSTATE); if (ha_state == NULL) { ha_state = DEADSTATUS; } if (!crm_is_true(ccm_state) || safe_str_eq(ha_state, DEADSTATUS)) { crm_trace("Node is down: ha_state=%s, ccm_state=%s", crm_str(ha_state), crm_str(ccm_state)); } else if (safe_str_eq(crm_state, ONLINESTATUS)) { if (safe_str_eq(join_state, CRMD_JOINSTATE_MEMBER)) { online = TRUE; } else { crm_debug("Node is not ready to run resources: %s", join_state); } } else if (this_node->details->expected_up == FALSE) { crm_trace("CRMd is down: ha_state=%s, ccm_state=%s", crm_str(ha_state), crm_str(ccm_state)); crm_trace("\tcrm_state=%s, join_state=%s, expected=%s", crm_str(crm_state), crm_str(join_state), crm_str(exp_state)); } else { /* mark it unclean */ pe_fence_node(data_set, this_node, "because it is partially and/or un-expectedly down"); crm_info("\tha_state=%s, ccm_state=%s," " crm_state=%s, join_state=%s, expected=%s", crm_str(ha_state), crm_str(ccm_state), crm_str(crm_state), crm_str(join_state), crm_str(exp_state)); } return online; } static gboolean determine_online_status_fencing(pe_working_set_t * data_set, xmlNode * node_state, node_t * this_node) { gboolean online = FALSE; gboolean do_terminate = FALSE; const char *join_state = crm_element_value(node_state, XML_CIB_ATTR_JOINSTATE); const char *crm_state = crm_element_value(node_state, XML_CIB_ATTR_CRMDSTATE); const char *ccm_state = crm_element_value(node_state, XML_CIB_ATTR_INCCM); const char *ha_state = crm_element_value(node_state, XML_CIB_ATTR_HASTATE); const char *exp_state = crm_element_value(node_state, XML_CIB_ATTR_EXPSTATE); const char *terminate = g_hash_table_lookup(this_node->details->attrs, "terminate"); if (ha_state == NULL) { ha_state = DEADSTATUS; } if (crm_is_true(terminate)) { do_terminate = TRUE; } else if (terminate != NULL && strlen(terminate) > 0) { /* could be a time() value */ char t = terminate[0]; if (t != '0' && isdigit(t)) { do_terminate = TRUE; } } if (crm_is_true(ccm_state) && safe_str_eq(ha_state, ACTIVESTATUS) && safe_str_eq(crm_state, ONLINESTATUS)) { if (safe_str_eq(join_state, CRMD_JOINSTATE_MEMBER)) { online = TRUE; if (do_terminate) { pe_fence_node(data_set, this_node, "because termination was requested"); } } else if (join_state == exp_state /* == NULL */ ) { crm_info("Node %s is coming up", this_node->details->uname); crm_debug("\tha_state=%s, ccm_state=%s," " crm_state=%s, join_state=%s, expected=%s", crm_str(ha_state), crm_str(ccm_state), crm_str(crm_state), crm_str(join_state), crm_str(exp_state)); } else if (safe_str_eq(join_state, CRMD_JOINSTATE_PENDING)) { crm_info("Node %s is not ready to run resources", this_node->details->uname); this_node->details->standby = TRUE; this_node->details->pending = TRUE; online = TRUE; } else if (safe_str_eq(join_state, CRMD_JOINSTATE_NACK)) { crm_warn("Node %s is not part of the cluster", this_node->details->uname); this_node->details->standby = TRUE; this_node->details->pending = TRUE; online = TRUE; } else if (safe_str_eq(join_state, exp_state)) { crm_info("Node %s is still coming up: %s", this_node->details->uname, join_state); crm_info("\tha_state=%s, ccm_state=%s, crm_state=%s", crm_str(ha_state), crm_str(ccm_state), crm_str(crm_state)); this_node->details->standby = TRUE; this_node->details->pending = TRUE; online = TRUE; } else { crm_warn("Node %s (%s) is un-expectedly down", this_node->details->uname, this_node->details->id); crm_info("\tha_state=%s, ccm_state=%s," " crm_state=%s, join_state=%s, expected=%s", crm_str(ha_state), crm_str(ccm_state), crm_str(crm_state), crm_str(join_state), crm_str(exp_state)); pe_fence_node(data_set, this_node, "because it is un-expectedly down"); } } else if (crm_is_true(ccm_state) == FALSE && safe_str_eq(ha_state, DEADSTATUS) && safe_str_eq(crm_state, OFFLINESTATUS) && this_node->details->expected_up == FALSE) { crm_debug("Node %s is down: join_state=%s, expected=%s", this_node->details->uname, crm_str(join_state), crm_str(exp_state)); #if 0 /* While a nice optimization, it causes the cluster to block until the node * comes back online. Which is a serious problem if the cluster software * is not configured to start at boot or stonith is configured to merely * stop the node instead of restart it. * Easily triggered by setting terminate=true for the DC */ } else if (do_terminate) { crm_info("Node %s is %s after forced termination", this_node->details->uname, crm_is_true(ccm_state) ? "coming up" : "going down"); crm_debug("\tha_state=%s, ccm_state=%s," " crm_state=%s, join_state=%s, expected=%s", crm_str(ha_state), crm_str(ccm_state), crm_str(crm_state), crm_str(join_state), crm_str(exp_state)); if (crm_is_true(ccm_state) == FALSE) { this_node->details->standby = TRUE; this_node->details->pending = TRUE; online = TRUE; } #endif } else if (this_node->details->expected_up) { /* mark it unclean */ pe_fence_node(data_set, this_node, "because it is un-expectedly down"); crm_info("\tha_state=%s, ccm_state=%s," " crm_state=%s, join_state=%s, expected=%s", crm_str(ha_state), crm_str(ccm_state), crm_str(crm_state), crm_str(join_state), crm_str(exp_state)); } else { crm_info("Node %s is down", this_node->details->uname); crm_debug("\tha_state=%s, ccm_state=%s," " crm_state=%s, join_state=%s, expected=%s", crm_str(ha_state), crm_str(ccm_state), crm_str(crm_state), crm_str(join_state), crm_str(exp_state)); } return online; } gboolean determine_online_status(xmlNode * node_state, node_t * this_node, pe_working_set_t * data_set) { gboolean online = FALSE; const char *shutdown = NULL; const char *exp_state = crm_element_value(node_state, XML_CIB_ATTR_EXPSTATE); if (this_node == NULL) { crm_config_err("No node to check"); return online; } this_node->details->shutdown = FALSE; this_node->details->expected_up = FALSE; shutdown = g_hash_table_lookup(this_node->details->attrs, XML_CIB_ATTR_SHUTDOWN); if (shutdown != NULL && safe_str_neq("0", shutdown)) { this_node->details->shutdown = TRUE; } else if (safe_str_eq(exp_state, CRMD_JOINSTATE_MEMBER)) { this_node->details->expected_up = TRUE; } if (is_set(data_set->flags, pe_flag_stonith_enabled) == FALSE) { online = determine_online_status_no_fencing(data_set, node_state, this_node); } else { online = determine_online_status_fencing(data_set, node_state, this_node); } if (online) { this_node->details->online = TRUE; } else { /* remove node from contention */ this_node->fixed = TRUE; this_node->weight = -INFINITY; } if (online && this_node->details->shutdown) { /* dont run resources here */ this_node->fixed = TRUE; this_node->weight = -INFINITY; } if (this_node->details->unclean) { pe_proc_warn("Node %s is unclean", this_node->details->uname); } else if (this_node->details->online) { crm_info("Node %s is %s", this_node->details->uname, this_node->details->shutdown ? "shutting down" : this_node->details->pending ? "pending" : this_node->details->standby ? "standby" : "online"); } else { crm_trace("Node %s is offline", this_node->details->uname); } return online; } #define set_char(x) last_rsc_id[lpc] = x; complete = TRUE; char * clone_zero(const char *last_rsc_id) { int lpc = 0; char *zero = NULL; CRM_CHECK(last_rsc_id != NULL, return NULL); if (last_rsc_id != NULL) { lpc = strlen(last_rsc_id); } while (--lpc > 0) { switch (last_rsc_id[lpc]) { case 0: return NULL; break; case '0': case '1': case '2': case '3': case '4': case '5': case '6': case '7': case '8': case '9': break; case ':': zero = calloc(1, lpc + 3); memcpy(zero, last_rsc_id, lpc); zero[lpc] = ':'; zero[lpc + 1] = '0'; zero[lpc + 2] = 0; return zero; } } return NULL; } char * increment_clone(char *last_rsc_id) { int lpc = 0; int len = 0; char *tmp = NULL; gboolean complete = FALSE; CRM_CHECK(last_rsc_id != NULL, return NULL); if (last_rsc_id != NULL) { len = strlen(last_rsc_id); } lpc = len - 1; while (complete == FALSE && lpc > 0) { switch (last_rsc_id[lpc]) { case 0: lpc--; break; case '0': set_char('1'); break; case '1': set_char('2'); break; case '2': set_char('3'); break; case '3': set_char('4'); break; case '4': set_char('5'); break; case '5': set_char('6'); break; case '6': set_char('7'); break; case '7': set_char('8'); break; case '8': set_char('9'); break; case '9': last_rsc_id[lpc] = '0'; lpc--; break; case ':': tmp = last_rsc_id; last_rsc_id = calloc(1, len + 2); memcpy(last_rsc_id, tmp, len); last_rsc_id[++lpc] = '1'; last_rsc_id[len] = '0'; last_rsc_id[len + 1] = 0; complete = TRUE; free(tmp); break; default: crm_err("Unexpected char: %c (%d)", last_rsc_id[lpc], lpc); return NULL; break; } } return last_rsc_id; } static int get_clone(char *last_rsc_id) { int clone = 0; int lpc = 0; int len = 0; CRM_CHECK(last_rsc_id != NULL, return -1); if (last_rsc_id != NULL) { len = strlen(last_rsc_id); } lpc = len - 1; while (lpc > 0) { switch (last_rsc_id[lpc]) { case '0': case '1': case '2': case '3': case '4': case '5': case '6': case '7': case '8': case '9': clone += (int)(last_rsc_id[lpc] - '0') * (len - lpc); lpc--; break; case ':': return clone; break; default: crm_err("Unexpected char: %d (%c)", lpc, last_rsc_id[lpc]); return clone; break; } } return -1; } static resource_t * create_fake_resource(const char *rsc_id, xmlNode * rsc_entry, pe_working_set_t * data_set) { resource_t *rsc = NULL; xmlNode *xml_rsc = create_xml_node(NULL, XML_CIB_TAG_RESOURCE); copy_in_properties(xml_rsc, rsc_entry); crm_xml_add(xml_rsc, XML_ATTR_ID, rsc_id); crm_log_xml_debug(xml_rsc, "Orphan resource"); if (!common_unpack(xml_rsc, &rsc, NULL, data_set)) { return NULL; } set_bit(rsc->flags, pe_rsc_orphan); data_set->resources = g_list_append(data_set->resources, rsc); return rsc; } extern resource_t *create_child_clone(resource_t * rsc, int sub_id, pe_working_set_t * data_set); static resource_t * find_clone(pe_working_set_t * data_set, node_t * node, resource_t * parent, const char *rsc_id) { int len = 0; resource_t *rsc = NULL; char *base = clone_zero(rsc_id); char *alt_rsc_id = NULL; CRM_ASSERT(parent != NULL); CRM_ASSERT(parent->variant == pe_clone || parent->variant == pe_master); if (base) { len = strlen(base); } if (len > 0) { base[len - 1] = 0; } crm_trace("Looking for %s on %s in %s %d", rsc_id, node->details->uname, parent->id, is_set(parent->flags, pe_rsc_unique)); if (is_set(parent->flags, pe_rsc_unique)) { crm_trace("Looking for %s", rsc_id); rsc = parent->fns->find_rsc(parent, rsc_id, NULL, pe_find_current); } else { crm_trace("Looking for %s on %s", base, node->details->uname); rsc = parent->fns->find_rsc(parent, base, node, pe_find_partial | pe_find_current); if (rsc != NULL && rsc->running_on) { GListPtr gIter = parent->children; rsc = NULL; crm_trace("Looking for an existing orphan for %s: %s on %s", parent->id, rsc_id, node->details->uname); /* There is already an instance of this _anonymous_ clone active on "node". * * If there is a partially active orphan (only applies to clone groups) on * the same node, use that. * Otherwise create a new (orphaned) instance at "orphan_check:". */ for (; gIter != NULL; gIter = gIter->next) { resource_t *child = (resource_t *) gIter->data; node_t *loc = child->fns->location(child, NULL, TRUE); if (loc && loc->details == node->details) { resource_t *tmp = child->fns->find_rsc(child, base, NULL, pe_find_partial | pe_find_current); if (tmp && tmp->running_on == NULL) { rsc = tmp; break; } } } goto orphan_check; } else if (((resource_t *) parent->children->data)->variant == pe_group) { /* If we're grouped, we need to look for a peer thats active on $node * and use their clone instance number */ resource_t *peer = parent->fns->find_rsc(parent, NULL, node, pe_find_clone | pe_find_current); if (peer && peer->running_on) { char buffer[256]; int clone_num = get_clone(peer->id); snprintf(buffer, 256, "%s%d", base, clone_num); rsc = parent->fns->find_rsc(parent, buffer, node, pe_find_current | pe_find_inactive); if (rsc) { crm_trace("Found someone active: %s on %s, becoming %s", peer->id, ((node_t *) peer->running_on->data)->details->uname, buffer); } } } if (parent->fns->find_rsc(parent, rsc_id, NULL, pe_find_current)) { alt_rsc_id = crm_strdup(rsc_id); } else { alt_rsc_id = clone_zero(rsc_id); } while (rsc == NULL) { rsc = parent->fns->find_rsc(parent, alt_rsc_id, NULL, pe_find_current); if (rsc == NULL) { crm_trace("Unknown resource: %s", alt_rsc_id); break; } if (rsc->running_on == NULL) { crm_trace("Resource %s: just right", alt_rsc_id); break; } crm_trace("Resource %s: already active", alt_rsc_id); alt_rsc_id = increment_clone(alt_rsc_id); rsc = NULL; } } orphan_check: if (rsc == NULL) { /* Create an extra orphan */ resource_t *top = create_child_clone(parent, -1, data_set); crm_debug("Created orphan for %s: %s on %s", parent->id, rsc_id, node->details->uname); rsc = top->fns->find_rsc(top, base, NULL, pe_find_current | pe_find_partial); CRM_ASSERT(rsc != NULL); } free(rsc->clone_name); rsc->clone_name = NULL; if (safe_str_neq(rsc_id, rsc->id)) { crm_info("Internally renamed %s on %s to %s%s", rsc_id, node->details->uname, rsc->id, is_set(rsc->flags, pe_rsc_orphan) ? " (ORPHAN)" : ""); rsc->clone_name = crm_strdup(rsc_id); } free(alt_rsc_id); free(base); return rsc; } static resource_t * unpack_find_resource(pe_working_set_t * data_set, node_t * node, const char *rsc_id, xmlNode * rsc_entry) { resource_t *rsc = NULL; resource_t *clone_parent = NULL; char *alt_rsc_id = crm_strdup(rsc_id); crm_trace("looking for %s", rsc_id); rsc = pe_find_resource(data_set->resources, alt_rsc_id); /* no match */ if (rsc == NULL) { /* Even when clone-max=0, we still create a single :0 orphan to match against */ char *tmp = clone_zero(alt_rsc_id); resource_t *clone0 = pe_find_resource(data_set->resources, tmp); clone_parent = uber_parent(clone0); free(tmp); crm_trace("%s not found: %s", alt_rsc_id, clone_parent ? clone_parent->id : "orphan"); } else { clone_parent = uber_parent(rsc); } if (clone_parent && clone_parent->variant > pe_group) { rsc = find_clone(data_set, node, clone_parent, rsc_id); CRM_ASSERT(rsc != NULL); } free(alt_rsc_id); return rsc; } static resource_t * process_orphan_resource(xmlNode * rsc_entry, node_t * node, pe_working_set_t * data_set) { resource_t *rsc = NULL; const char *rsc_id = crm_element_value(rsc_entry, XML_ATTR_ID); crm_debug("Detected orphan resource %s on %s", rsc_id, node->details->uname); rsc = create_fake_resource(rsc_id, rsc_entry, data_set); if (is_set(data_set->flags, pe_flag_stop_rsc_orphans) == FALSE) { clear_bit(rsc->flags, pe_rsc_managed); } else { GListPtr gIter = NULL; print_resource(LOG_DEBUG_3, "Added orphan", rsc, FALSE); CRM_CHECK(rsc != NULL, return NULL); resource_location(rsc, NULL, -INFINITY, "__orphan_dont_run__", data_set); for (gIter = data_set->nodes; gIter != NULL; gIter = gIter->next) { node_t *node = (node_t *) gIter->data; if (node->details->online && get_failcount(node, rsc, NULL, data_set)) { action_t *clear_op = NULL; action_t *ready = get_pseudo_op(CRM_OP_PROBED, data_set); clear_op = custom_action(rsc, crm_concat(rsc->id, CRM_OP_CLEAR_FAILCOUNT, '_'), CRM_OP_CLEAR_FAILCOUNT, node, FALSE, TRUE, data_set); add_hash_param(clear_op->meta, XML_ATTR_TE_NOWAIT, XML_BOOLEAN_TRUE); crm_info("Clearing failcount (%d) for orphaned resource %s on %s (%s)", get_failcount(node, rsc, NULL, data_set), rsc->id, node->details->uname, clear_op->uuid); order_actions(clear_op, ready, pe_order_optional); } } } return rsc; } static void process_rsc_state(resource_t * rsc, node_t * node, enum action_fail_response on_fail, xmlNode * migrate_op, pe_working_set_t * data_set) { crm_trace("Resource %s is %s on %s: on_fail=%s", rsc->id, role2text(rsc->role), node->details->uname, fail2text(on_fail)); /* process current state */ if (rsc->role != RSC_ROLE_UNKNOWN) { resource_t *iter = rsc; while (iter) { if (g_hash_table_lookup(iter->known_on, node->details->id) == NULL) { node_t *n = node_copy(node); g_hash_table_insert(iter->known_on, (gpointer) n->details->id, n); } if (is_set(iter->flags, pe_rsc_unique)) { break; } iter = iter->parent; } } if (node->details->unclean) { /* No extra processing needed * Also allows resources to be started again after a node is shot */ on_fail = action_fail_ignore; } switch (on_fail) { case action_fail_ignore: /* nothing to do */ break; case action_fail_fence: /* treat it as if it is still running * but also mark the node as unclean */ pe_fence_node(data_set, node, "to recover from resource failure(s)"); break; case action_fail_standby: node->details->standby = TRUE; node->details->standby_onfail = TRUE; break; case action_fail_block: /* is_managed == FALSE will prevent any * actions being sent for the resource */ clear_bit(rsc->flags, pe_rsc_managed); set_bit(rsc->flags, pe_rsc_block); break; case action_fail_migrate: /* make sure it comes up somewhere else * or not at all */ resource_location(rsc, node, -INFINITY, "__action_migration_auto__", data_set); break; case action_fail_stop: rsc->next_role = RSC_ROLE_STOPPED; break; case action_fail_recover: if (rsc->role != RSC_ROLE_STOPPED && rsc->role != RSC_ROLE_UNKNOWN) { set_bit(rsc->flags, pe_rsc_failed); stop_action(rsc, node, FALSE); } break; } if (rsc->role != RSC_ROLE_STOPPED && rsc->role != RSC_ROLE_UNKNOWN) { if (is_set(rsc->flags, pe_rsc_orphan)) { if (is_set(rsc->flags, pe_rsc_managed)) { crm_config_warn("Detected active orphan %s running on %s", rsc->id, node->details->uname); } else { crm_config_warn("Cluster configured not to stop active orphans." " %s must be stopped manually on %s", rsc->id, node->details->uname); } } native_add_running(rsc, node, data_set); if (on_fail != action_fail_ignore) { set_bit(rsc->flags, pe_rsc_failed); } } else if (rsc->clone_name) { crm_trace("Resetting clone_name %s for %s (stopped)", rsc->clone_name, rsc->id); free(rsc->clone_name); rsc->clone_name = NULL; } else { char *key = stop_key(rsc); GListPtr possible_matches = find_actions(rsc->actions, key, node); GListPtr gIter = possible_matches; for (; gIter != NULL; gIter = gIter->next) { action_t *stop = (action_t *) gIter->data; stop->flags |= pe_action_optional; } free(key); } } /* create active recurring operations as optional */ static void process_recurring(node_t * node, resource_t * rsc, int start_index, int stop_index, GListPtr sorted_op_list, pe_working_set_t * data_set) { int counter = -1; const char *task = NULL; const char *status = NULL; GListPtr gIter = sorted_op_list; crm_trace("%s: Start index %d, stop index = %d", rsc->id, start_index, stop_index); for (; gIter != NULL; gIter = gIter->next) { xmlNode *rsc_op = (xmlNode *) gIter->data; int interval = 0; char *key = NULL; const char *id = ID(rsc_op); const char *interval_s = NULL; counter++; if (node->details->online == FALSE) { crm_trace("Skipping %s/%s: node is offline", rsc->id, node->details->uname); break; /* Need to check if there's a monitor for role="Stopped" */ } else if (start_index < stop_index && counter <= stop_index) { crm_trace("Skipping %s/%s: resource is not active", id, node->details->uname); continue; } else if (counter < start_index) { crm_trace("Skipping %s/%s: old %d", id, node->details->uname, counter); continue; } interval_s = crm_element_value(rsc_op, XML_LRM_ATTR_INTERVAL); interval = crm_parse_int(interval_s, "0"); if (interval == 0) { crm_trace("Skipping %s/%s: non-recurring", id, node->details->uname); continue; } status = crm_element_value(rsc_op, XML_LRM_ATTR_OPSTATUS); if (safe_str_eq(status, "-1")) { crm_trace("Skipping %s/%s: status", id, node->details->uname); continue; } task = crm_element_value(rsc_op, XML_LRM_ATTR_TASK); /* create the action */ key = generate_op_key(rsc->id, task, interval); crm_trace("Creating %s/%s", key, node->details->uname); custom_action(rsc, key, task, node, TRUE, TRUE, data_set); } } void calculate_active_ops(GListPtr sorted_op_list, int *start_index, int *stop_index) { int counter = -1; const char *task = NULL; const char *status = NULL; GListPtr gIter = sorted_op_list; *stop_index = -1; *start_index = -1; for (; gIter != NULL; gIter = gIter->next) { xmlNode *rsc_op = (xmlNode *) gIter->data; counter++; task = crm_element_value(rsc_op, XML_LRM_ATTR_TASK); status = crm_element_value(rsc_op, XML_LRM_ATTR_OPSTATUS); if (safe_str_eq(task, CRMD_ACTION_STOP) && safe_str_eq(status, "0")) { *stop_index = counter; } else if (safe_str_eq(task, CRMD_ACTION_START) || safe_str_eq(task, CRMD_ACTION_MIGRATED)) { *start_index = counter; } else if (*start_index <= *stop_index && safe_str_eq(task, CRMD_ACTION_STATUS)) { const char *rc = crm_element_value(rsc_op, XML_LRM_ATTR_RC); if (safe_str_eq(rc, "0") || safe_str_eq(rc, "8")) { *start_index = counter; } } } } static void unpack_lrm_rsc_state(node_t * node, xmlNode * rsc_entry, pe_working_set_t * data_set) { GListPtr gIter = NULL; int stop_index = -1; int start_index = -1; enum rsc_role_e req_role = RSC_ROLE_UNKNOWN; const char *task = NULL; const char *rsc_id = crm_element_value(rsc_entry, XML_ATTR_ID); resource_t *rsc = NULL; GListPtr op_list = NULL; GListPtr sorted_op_list = NULL; xmlNode *migrate_op = NULL; xmlNode *rsc_op = NULL; enum action_fail_response on_fail = FALSE; enum rsc_role_e saved_role = RSC_ROLE_UNKNOWN; crm_trace("[%s] Processing %s on %s", crm_element_name(rsc_entry), rsc_id, node->details->uname); /* extract operations */ op_list = NULL; sorted_op_list = NULL; 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_prepend(op_list, rsc_op); } } if (op_list == NULL) { /* if there are no operations, there is nothing to do */ return; } /* find the resource */ rsc = unpack_find_resource(data_set, node, rsc_id, rsc_entry); if (rsc == NULL) { rsc = process_orphan_resource(rsc_entry, node, data_set); } CRM_ASSERT(rsc != NULL); /* process operations */ saved_role = rsc->role; on_fail = action_fail_ignore; rsc->role = RSC_ROLE_UNKNOWN; sorted_op_list = g_list_sort(op_list, sort_op_by_callid); for (gIter = sorted_op_list; gIter != NULL; gIter = gIter->next) { xmlNode *rsc_op = (xmlNode *) gIter->data; task = crm_element_value(rsc_op, XML_LRM_ATTR_TASK); if (safe_str_eq(task, CRMD_ACTION_MIGRATED)) { migrate_op = rsc_op; } unpack_rsc_op(rsc, node, rsc_op, gIter->next, &on_fail, data_set); } /* create active recurring operations as optional */ calculate_active_ops(sorted_op_list, &start_index, &stop_index); process_recurring(node, rsc, start_index, stop_index, sorted_op_list, data_set); /* no need to free the contents */ g_list_free(sorted_op_list); process_rsc_state(rsc, node, on_fail, migrate_op, data_set); if (get_target_role(rsc, &req_role)) { if (rsc->next_role == RSC_ROLE_UNKNOWN || req_role < rsc->next_role) { crm_debug("%s: Overwriting calculated next role %s" " with requested next role %s", rsc->id, role2text(rsc->next_role), role2text(req_role)); rsc->next_role = req_role; } else if (req_role > rsc->next_role) { crm_info("%s: Not overwriting calculated next role %s" " with requested next role %s", rsc->id, role2text(rsc->next_role), role2text(req_role)); } } if (saved_role > rsc->role) { rsc->role = saved_role; } } gboolean unpack_lrm_resources(node_t * node, xmlNode * lrm_rsc_list, pe_working_set_t * data_set) { xmlNode *rsc_entry = NULL; CRM_CHECK(node != NULL, return FALSE); crm_trace("Unpacking resources on %s", node->details->uname); for (rsc_entry = __xml_first_child(lrm_rsc_list); rsc_entry != NULL; rsc_entry = __xml_next(rsc_entry)) { if (crm_str_eq((const char *)rsc_entry->name, XML_LRM_TAG_RESOURCE, TRUE)) { unpack_lrm_rsc_state(node, rsc_entry, data_set); } } return TRUE; } static void set_active(resource_t * rsc) { resource_t *top = uber_parent(rsc); if (top && top->variant == pe_master) { rsc->role = RSC_ROLE_SLAVE; } else { rsc->role = RSC_ROLE_STARTED; } } static void set_node_score(gpointer key, gpointer value, gpointer user_data) { node_t *node = value; int *score = user_data; node->weight = *score; } #define STATUS_PATH_MAX 1024 static xmlNode * find_lrm_op(const char *resource, const char *op, const char *node, const char *source, pe_working_set_t * data_set) { int offset = 0; char xpath[STATUS_PATH_MAX]; offset += snprintf(xpath + offset, STATUS_PATH_MAX - offset, "//node_state[@uname='%s']", node); offset += snprintf(xpath + offset, STATUS_PATH_MAX - offset, "//" XML_LRM_TAG_RESOURCE "[@id='%s']", resource); /* Need to check against transition_magic too? */ if (source && safe_str_eq(op, CRMD_ACTION_MIGRATE)) { offset += snprintf(xpath + offset, STATUS_PATH_MAX - offset, "/" XML_LRM_TAG_RSC_OP "[@operation='%s' and @migrate_target='%s']", op, source); } else if (source && safe_str_eq(op, CRMD_ACTION_MIGRATED)) { offset += snprintf(xpath + offset, STATUS_PATH_MAX - offset, "/" XML_LRM_TAG_RSC_OP "[@operation='%s' and @migrate_source='%s']", op, source); } else { offset += snprintf(xpath + offset, STATUS_PATH_MAX - offset, "/" XML_LRM_TAG_RSC_OP "[@operation='%s']", op); } return get_xpath_object(xpath, data_set->input, LOG_DEBUG); } gboolean unpack_rsc_op(resource_t * rsc, node_t * node, xmlNode * xml_op, GListPtr next, enum action_fail_response * on_fail, pe_working_set_t * data_set) { int task_id = 0; const char *id = NULL; const char *key = NULL; const char *task = NULL; const char *task_key = NULL; const char *magic = NULL; const char *actual_rc = NULL; /* const char *target_rc = NULL; */ const char *task_status = NULL; const char *interval_s = NULL; const char *op_version = NULL; int interval = 0; int task_status_i = -2; int actual_rc_i = 0; int target_rc = -1; int last_failure = 0; action_t *action = NULL; node_t *effective_node = NULL; resource_t *failed = NULL; gboolean expired = FALSE; gboolean is_probe = FALSE; gboolean clear_past_failure = FALSE; CRM_CHECK(rsc != NULL, return FALSE); CRM_CHECK(node != NULL, return FALSE); CRM_CHECK(xml_op != NULL, return FALSE); id = ID(xml_op); task = crm_element_value(xml_op, XML_LRM_ATTR_TASK); task_key = crm_element_value(xml_op, XML_LRM_ATTR_TASK_KEY); task_status = crm_element_value(xml_op, XML_LRM_ATTR_OPSTATUS); op_version = crm_element_value(xml_op, XML_ATTR_CRM_VERSION); magic = crm_element_value(xml_op, XML_ATTR_TRANSITION_MAGIC); key = crm_element_value(xml_op, XML_ATTR_TRANSITION_KEY); crm_element_value_int(xml_op, XML_LRM_ATTR_CALLID, &task_id); CRM_CHECK(id != NULL, return FALSE); CRM_CHECK(task != NULL, return FALSE); CRM_CHECK(task_status != NULL, return FALSE); task_status_i = crm_parse_int(task_status, NULL); - CRM_CHECK(task_status_i <= LRM_OP_ERROR, return FALSE); - CRM_CHECK(task_status_i >= LRM_OP_PENDING, return FALSE); + CRM_CHECK(task_status_i <= PCMK_LRM_OP_ERROR, return FALSE); + CRM_CHECK(task_status_i >= PCMK_LRM_OP_PENDING, return FALSE); if (safe_str_eq(task, CRMD_ACTION_NOTIFY)) { /* safe to ignore these */ return TRUE; } if (rsc->failure_timeout > 0) { int last_run = 0; if (crm_element_value_int(xml_op, "last-rc-change", &last_run) == 0) { time_t now = get_timet_now(data_set); if (now > (last_run + rsc->failure_timeout)) { expired = TRUE; } } } crm_trace("Unpacking task %s/%s (call_id=%d, status=%s) on %s (role=%s)", id, task, task_id, task_status, node->details->uname, role2text(rsc->role)); interval_s = crm_element_value(xml_op, XML_LRM_ATTR_INTERVAL); interval = crm_parse_int(interval_s, "0"); if (interval == 0 && safe_str_eq(task, CRMD_ACTION_STATUS)) { is_probe = TRUE; } if (node->details->unclean) { crm_trace("Node %s (where %s is running) is unclean." " Further action depends on the value of the stop's on-fail attribue", node->details->uname, rsc->id); } actual_rc = crm_element_value(xml_op, XML_LRM_ATTR_RC); CRM_CHECK(actual_rc != NULL, return FALSE); actual_rc_i = crm_parse_int(actual_rc, NULL); if (key) { int dummy = 0; char *dummy_string = NULL; decode_transition_key(key, &dummy_string, &dummy, &dummy, &target_rc); free(dummy_string); } - if (task_status_i == LRM_OP_DONE && target_rc >= 0) { + if (task_status_i == PCMK_LRM_OP_DONE && target_rc >= 0) { if (target_rc == actual_rc_i) { - task_status_i = LRM_OP_DONE; + task_status_i = PCMK_LRM_OP_DONE; } else { - task_status_i = LRM_OP_ERROR; + task_status_i = PCMK_LRM_OP_ERROR; crm_debug("%s on %s returned %d (%s) instead of the expected value: %d (%s)", id, node->details->uname, - actual_rc_i, execra_code2string(actual_rc_i), - target_rc, execra_code2string(target_rc)); + actual_rc_i, lrmd_event_rc2str(actual_rc_i), + target_rc, lrmd_event_rc2str(target_rc)); } - } else if (task_status_i == LRM_OP_ERROR) { + } else if (task_status_i == PCMK_LRM_OP_ERROR) { /* let us decide that */ - task_status_i = LRM_OP_DONE; + task_status_i = PCMK_LRM_OP_DONE; } - if (task_status_i == LRM_OP_NOTSUPPORTED) { - actual_rc_i = EXECRA_UNIMPLEMENT_FEATURE; + if (task_status_i == PCMK_LRM_OP_NOTSUPPORTED) { + actual_rc_i = PCMK_EXECRA_UNIMPLEMENT_FEATURE; } if (task_status_i != actual_rc_i && rsc->failure_timeout > 0 && get_failcount(node, rsc, &last_failure, data_set) == 0) { if (last_failure > 0) { action_t *clear_op = NULL; clear_op = custom_action(rsc, crm_concat(rsc->id, CRM_OP_CLEAR_FAILCOUNT, '_'), CRM_OP_CLEAR_FAILCOUNT, node, FALSE, TRUE, data_set); add_hash_param(clear_op->meta, XML_ATTR_TE_NOWAIT, XML_BOOLEAN_TRUE); crm_notice("Clearing expired failcount for %s on %s", rsc->id, node->details->uname); } } if (expired - && actual_rc_i != EXECRA_NOT_RUNNING - && actual_rc_i != EXECRA_RUNNING_MASTER && actual_rc_i != EXECRA_OK) { + && actual_rc_i != PCMK_EXECRA_NOT_RUNNING + && actual_rc_i != PCMK_EXECRA_RUNNING_MASTER && actual_rc_i != PCMK_EXECRA_OK) { crm_notice("Ignoring expired failure %s (rc=%d, magic=%s) on %s", id, actual_rc_i, magic, node->details->uname); goto done; } /* we could clean this up significantly except for old LRMs and CRMs that * didnt include target_rc and liked to remap status */ switch (actual_rc_i) { - case EXECRA_NOT_RUNNING: + case PCMK_EXECRA_NOT_RUNNING: if (is_probe || target_rc == actual_rc_i) { - task_status_i = LRM_OP_DONE; + task_status_i = PCMK_LRM_OP_DONE; rsc->role = RSC_ROLE_STOPPED; /* clear any previous failure actions */ *on_fail = action_fail_ignore; rsc->next_role = RSC_ROLE_UNKNOWN; } else if (safe_str_neq(task, CRMD_ACTION_STOP)) { - task_status_i = LRM_OP_ERROR; + task_status_i = PCMK_LRM_OP_ERROR; } break; - case EXECRA_RUNNING_MASTER: + case PCMK_EXECRA_RUNNING_MASTER: if (is_probe) { - task_status_i = LRM_OP_DONE; + task_status_i = PCMK_LRM_OP_DONE; crm_notice("Operation %s found resource %s active in master mode on %s", task, rsc->id, node->details->uname); } else if (target_rc == actual_rc_i) { /* nothing to do */ } else if (target_rc >= 0) { - task_status_i = LRM_OP_ERROR; + task_status_i = PCMK_LRM_OP_ERROR; /* legacy code for pre-0.6.5 operations */ } else if (safe_str_neq(task, CRMD_ACTION_STATUS) || rsc->role != RSC_ROLE_MASTER) { - task_status_i = LRM_OP_ERROR; + task_status_i = PCMK_LRM_OP_ERROR; if (rsc->role != RSC_ROLE_MASTER) { crm_err("%s reported %s in master mode on %s", id, rsc->id, node->details->uname); } } rsc->role = RSC_ROLE_MASTER; break; - case EXECRA_FAILED_MASTER: + case PCMK_EXECRA_FAILED_MASTER: rsc->role = RSC_ROLE_MASTER; - task_status_i = LRM_OP_ERROR; + task_status_i = PCMK_LRM_OP_ERROR; break; - case EXECRA_UNIMPLEMENT_FEATURE: + case PCMK_EXECRA_UNIMPLEMENT_FEATURE: if (interval > 0) { - task_status_i = LRM_OP_NOTSUPPORTED; + task_status_i = PCMK_LRM_OP_NOTSUPPORTED; break; } /* else: fall through */ - case EXECRA_INSUFFICIENT_PRIV: - case EXECRA_NOT_INSTALLED: - case EXECRA_INVALID_PARAM: + case PCMK_EXECRA_INSUFFICIENT_PRIV: + case PCMK_EXECRA_NOT_INSTALLED: + case PCMK_EXECRA_INVALID_PARAM: effective_node = node; /* fall through */ - case EXECRA_NOT_CONFIGURED: + case PCMK_EXECRA_NOT_CONFIGURED: failed = rsc; if (is_not_set(rsc->flags, pe_rsc_unique)) { failed = uber_parent(failed); } - do_crm_log(actual_rc_i == EXECRA_NOT_INSTALLED ? LOG_NOTICE : LOG_ERR, + do_crm_log(actual_rc_i == PCMK_EXECRA_NOT_INSTALLED ? LOG_NOTICE : LOG_ERR, "Preventing %s from re-starting %s %s: operation %s failed '%s' (rc=%d)", failed->id, effective_node ? "on" : "anywhere in the cluster", effective_node ? effective_node->details->uname : "", - task, execra_code2string(actual_rc_i), actual_rc_i); + task, lrmd_event_rc2str(actual_rc_i), actual_rc_i); resource_location(failed, effective_node, -INFINITY, "hard-error", data_set); if (is_probe) { /* treat these like stops */ task = CRMD_ACTION_STOP; - task_status_i = LRM_OP_DONE; + task_status_i = PCMK_LRM_OP_DONE; crm_xml_add(xml_op, XML_ATTR_UNAME, node->details->uname); - if (actual_rc_i != EXECRA_NOT_INSTALLED + if (actual_rc_i != PCMK_EXECRA_NOT_INSTALLED || is_set(data_set->flags, pe_flag_symmetric_cluster)) { if ((node->details->shutdown == FALSE) || (node->details->online == TRUE)) { add_node_copy(data_set->failed, xml_op); } } } break; - case EXECRA_OK: + case PCMK_EXECRA_OK: if (is_probe && target_rc == 7) { - task_status_i = LRM_OP_DONE; + task_status_i = PCMK_LRM_OP_DONE; crm_info("Operation %s found resource %s active on %s", task, rsc->id, node->details->uname); /* legacy code for pre-0.6.5 operations */ } else if (target_rc < 0 && interval > 0 && rsc->role == RSC_ROLE_MASTER) { /* catch status ops that return 0 instead of 8 while they * are supposed to be in master mode */ - task_status_i = LRM_OP_ERROR; + task_status_i = PCMK_LRM_OP_ERROR; } break; default: - if (task_status_i == LRM_OP_DONE) { + if (task_status_i == PCMK_LRM_OP_DONE) { crm_info("Remapping %s (rc=%d) on %s to an ERROR", id, actual_rc_i, node->details->uname); - task_status_i = LRM_OP_ERROR; + task_status_i = PCMK_LRM_OP_ERROR; } } - if (task_status_i == LRM_OP_ERROR - || task_status_i == LRM_OP_TIMEOUT || task_status_i == LRM_OP_NOTSUPPORTED) { + if (task_status_i == PCMK_LRM_OP_ERROR + || task_status_i == PCMK_LRM_OP_TIMEOUT || task_status_i == PCMK_LRM_OP_NOTSUPPORTED) { const char *action_key = task_key ? task_key : id; action = custom_action(rsc, crm_strdup(action_key), task, NULL, TRUE, FALSE, data_set); if (expired) { crm_notice("Ignoring expired failure (calculated) %s (rc=%d, magic=%s) on %s", id, actual_rc_i, magic, node->details->uname); goto done; } else if (action->on_fail == action_fail_ignore) { crm_warn("Remapping %s (rc=%d) on %s to DONE: ignore", id, actual_rc_i, node->details->uname); - task_status_i = LRM_OP_DONE; + task_status_i = PCMK_LRM_OP_DONE; set_bit(rsc->flags, pe_rsc_failure_ignored); crm_xml_add(xml_op, XML_ATTR_UNAME, node->details->uname); if ((node->details->shutdown == FALSE) || (node->details->online == TRUE)) { add_node_copy(data_set->failed, xml_op); } } } switch (task_status_i) { - case LRM_OP_PENDING: + case PCMK_LRM_OP_PENDING: if (safe_str_eq(task, CRMD_ACTION_START)) { set_bit(rsc->flags, pe_rsc_start_pending); set_active(rsc); } else if (safe_str_eq(task, CRMD_ACTION_PROMOTE)) { rsc->role = RSC_ROLE_MASTER; } /* * Intentionally ignoring pending migrate ops here; * haven't decided if we need to do anything special * with them yet... */ break; - case LRM_OP_DONE: + case PCMK_LRM_OP_DONE: crm_trace("%s/%s completed on %s", rsc->id, task, node->details->uname); - if (actual_rc_i == EXECRA_NOT_RUNNING) { + if (actual_rc_i == PCMK_EXECRA_NOT_RUNNING) { clear_past_failure = TRUE; } else if (safe_str_eq(task, CRMD_ACTION_START)) { rsc->role = RSC_ROLE_STARTED; clear_past_failure = TRUE; } else if (safe_str_eq(task, CRMD_ACTION_STOP)) { rsc->role = RSC_ROLE_STOPPED; clear_past_failure = TRUE; } else if (safe_str_eq(task, CRMD_ACTION_PROMOTE)) { rsc->role = RSC_ROLE_MASTER; clear_past_failure = TRUE; } else if (safe_str_eq(task, CRMD_ACTION_DEMOTE)) { /* Demote from Master does not clear an error */ rsc->role = RSC_ROLE_SLAVE; } else if (safe_str_eq(task, CRMD_ACTION_MIGRATED)) { rsc->role = RSC_ROLE_STARTED; clear_past_failure = TRUE; } else if (safe_str_eq(task, CRMD_ACTION_MIGRATE)) { /* * The normal sequence is (now): migrate_to(Src) -> migrate_from(Tgt) -> stop(Src) * * So if a migrate_to is followed by a stop, then we dont need to care what * happended on the target node * * Without the stop, we need to look for a successful migrate_from. * This would also imply we're no longer running on the source * * Without the stop, and without a migrate_from op we make sure the resource * gets stopped on both source and target (assuming the target is up) * */ int stop_id = 0; xmlNode *stop_op = find_lrm_op(rsc->id, CRMD_ACTION_STOP, node->details->id, NULL, data_set); if (stop_op) { crm_element_value_int(stop_op, XML_LRM_ATTR_CALLID, &stop_id); } if (stop_op == NULL || stop_id < task_id) { int from_rc = 0, from_status = 0; const char *migrate_source = crm_element_value(xml_op, XML_LRM_ATTR_MIGRATE_SOURCE); const char *migrate_target = crm_element_value(xml_op, XML_LRM_ATTR_MIGRATE_TARGET); node_t *target = pe_find_node(data_set->nodes, migrate_target); node_t *source = pe_find_node(data_set->nodes, migrate_source); xmlNode *migrate_from = find_lrm_op(rsc->id, CRMD_ACTION_MIGRATED, migrate_target, migrate_source, data_set); rsc->role = RSC_ROLE_STARTED; /* can be master? */ if (migrate_from) { crm_element_value_int(migrate_from, XML_LRM_ATTR_RC, &from_rc); crm_element_value_int(migrate_from, XML_LRM_ATTR_OPSTATUS, &from_status); crm_trace("%s op on %s exited with status=%d, rc=%d", ID(migrate_from), migrate_target, from_status, from_rc); } - if (migrate_from && from_rc == EXECRA_OK && from_status == LRM_OP_DONE) { + if (migrate_from && from_rc == PCMK_EXECRA_OK && from_status == PCMK_LRM_OP_DONE) { crm_trace("Detected dangling migration op: %s on %s", ID(xml_op), migrate_source); /* all good * just need to arrange for the stop action to get sent * but _without_ affecting the target somehow */ rsc->role = RSC_ROLE_STOPPED; rsc->dangling_migrations = g_list_prepend(rsc->dangling_migrations, node); } else if (migrate_from) { /* Failed */ crm_trace("Marking active on %s %p %d", migrate_target, target, target->details->online); if (target && target->details->online) { native_add_running(rsc, target, data_set); } } else { /* Pending or complete but erased */ node_t *target = pe_find_node_id(data_set->nodes, migrate_target); crm_trace("Marking active on %s %p %d", migrate_target, target, target->details->online); if (target && target->details->online) { native_add_running(rsc, target, data_set); if (source && source->details->online) { /* If we make it here we have a partial migration. The migrate_to * has completed but the migrate_from on the target has not. Hold on * to the target and source on the resource. Later on if we detect that * the resource is still going to run on that target, we may continue * the migration */ rsc->partial_migration_target = target; rsc->partial_migration_source = source; } } else { /* Consider it failed here - forces a restart, prevents migration */ set_bit_inplace(rsc->flags, pe_rsc_failed); } } } } else if (rsc->role < RSC_ROLE_STARTED) { /* start, migrate_to and migrate_from will land here */ crm_trace("%s active on %s", rsc->id, node->details->uname); set_active(rsc); } /* clear any previous failure actions */ if (clear_past_failure) { switch (*on_fail) { case action_fail_block: case action_fail_stop: case action_fail_fence: case action_fail_migrate: case action_fail_standby: crm_trace("%s.%s is not cleared by a completed stop", rsc->id, fail2text(*on_fail)); break; case action_fail_ignore: case action_fail_recover: *on_fail = action_fail_ignore; rsc->next_role = RSC_ROLE_UNKNOWN; } } break; - case LRM_OP_ERROR: - case LRM_OP_TIMEOUT: - case LRM_OP_NOTSUPPORTED: + case PCMK_LRM_OP_ERROR: + case PCMK_LRM_OP_TIMEOUT: + case PCMK_LRM_OP_NOTSUPPORTED: crm_warn("Processing failed op %s on %s: %s (%d)", - id, node->details->uname, execra_code2string(actual_rc_i), actual_rc_i); + id, node->details->uname, lrmd_event_rc2str(actual_rc_i), actual_rc_i); crm_xml_add(xml_op, XML_ATTR_UNAME, node->details->uname); if ((node->details->shutdown == FALSE) || (node->details->online == TRUE)) { add_node_copy(data_set->failed, xml_op); } if (*on_fail < action->on_fail) { *on_fail = action->on_fail; } if (safe_str_eq(task, CRMD_ACTION_STOP)) { resource_location(rsc, node, -INFINITY, "__stop_fail__", data_set); } else if (safe_str_eq(task, CRMD_ACTION_MIGRATED)) { int stop_id = 0; int migrate_id = 0; const char *migrate_source = crm_element_value(xml_op, XML_LRM_ATTR_MIGRATE_SOURCE); const char *migrate_target = crm_element_value(xml_op, XML_LRM_ATTR_MIGRATE_TARGET); xmlNode *stop_op = find_lrm_op(rsc->id, CRMD_ACTION_STOP, migrate_source, NULL, data_set); xmlNode *migrate_op = find_lrm_op(rsc->id, CRMD_ACTION_MIGRATE, migrate_source, migrate_target, data_set); if (stop_op) { crm_element_value_int(stop_op, XML_LRM_ATTR_CALLID, &stop_id); } if (migrate_op) { crm_element_value_int(migrate_op, XML_LRM_ATTR_CALLID, &migrate_id); } /* Get our state right */ rsc->role = RSC_ROLE_STARTED; /* can be master? */ if (stop_op == NULL || stop_id < migrate_id) { node_t *source = pe_find_node(data_set->nodes, migrate_source); if (source && source->details->online) { native_add_running(rsc, source, data_set); } } } else if (safe_str_eq(task, CRMD_ACTION_MIGRATE)) { int stop_id = 0; int migrate_id = 0; const char *migrate_source = crm_element_value(xml_op, XML_LRM_ATTR_MIGRATE_SOURCE); const char *migrate_target = crm_element_value(xml_op, XML_LRM_ATTR_MIGRATE_TARGET); xmlNode *stop_op = find_lrm_op(rsc->id, CRMD_ACTION_STOP, migrate_target, NULL, data_set); xmlNode *migrate_op = find_lrm_op(rsc->id, CRMD_ACTION_MIGRATED, migrate_target, migrate_source, data_set); if (stop_op) { crm_element_value_int(stop_op, XML_LRM_ATTR_CALLID, &stop_id); } if (migrate_op) { crm_element_value_int(migrate_op, XML_LRM_ATTR_CALLID, &migrate_id); } /* Get our state right */ rsc->role = RSC_ROLE_STARTED; /* can be master? */ if (stop_op == NULL || stop_id < migrate_id) { node_t *target = pe_find_node(data_set->nodes, migrate_target); crm_trace("Stop: %p %d, Migrated: %p %d", stop_op, stop_id, migrate_op, migrate_id); if (target && target->details->online) { native_add_running(rsc, target, data_set); } } else if (migrate_op == NULL) { /* Make sure it gets cleaned up, the stop may pre-date the migrate_from */ rsc->dangling_migrations = g_list_prepend(rsc->dangling_migrations, node); } } else if (safe_str_eq(task, CRMD_ACTION_PROMOTE)) { rsc->role = RSC_ROLE_MASTER; } else if (safe_str_eq(task, CRMD_ACTION_DEMOTE)) { /* * staying in role=master ends up putting the PE/TE into a loop * setting role=slave is not dangerous because no master will be * promoted until the failed resource has been fully stopped */ crm_warn("Forcing %s to stop after a failed demote action", rsc->id); rsc->next_role = RSC_ROLE_STOPPED; rsc->role = RSC_ROLE_SLAVE; } else if (compare_version("2.0", op_version) > 0 && safe_str_eq(task, CRMD_ACTION_START)) { crm_warn("Compatibility handling for failed op %s on %s", id, node->details->uname); resource_location(rsc, node, -INFINITY, "__legacy_start__", data_set); } if (rsc->role < RSC_ROLE_STARTED) { set_active(rsc); } crm_trace("Resource %s: role=%s, unclean=%s, on_fail=%s, fail_role=%s", rsc->id, role2text(rsc->role), node->details->unclean ? "true" : "false", fail2text(action->on_fail), role2text(action->fail_role)); if (action->fail_role != RSC_ROLE_STARTED && rsc->next_role < action->fail_role) { rsc->next_role = action->fail_role; } if (action->fail_role == RSC_ROLE_STOPPED) { int score = -INFINITY; crm_err("Making sure %s doesn't come up again", rsc->id); /* make sure it doesnt come up again */ g_hash_table_destroy(rsc->allowed_nodes); rsc->allowed_nodes = node_hash_from_list(data_set->nodes); g_hash_table_foreach(rsc->allowed_nodes, set_node_score, &score); } pe_free_action(action); action = NULL; break; - case LRM_OP_CANCELLED: + case PCMK_LRM_OP_CANCELLED: /* do nothing?? */ pe_err("Dont know what to do for cancelled ops yet"); break; } done: crm_trace("Resource %s after %s: role=%s", rsc->id, task, role2text(rsc->role)); pe_free_action(action); return TRUE; } gboolean add_node_attrs(xmlNode * xml_obj, node_t * node, gboolean overwrite, pe_working_set_t * data_set) { g_hash_table_insert(node->details->attrs, crm_strdup("#" XML_ATTR_UNAME), crm_strdup(node->details->uname)); g_hash_table_insert(node->details->attrs, crm_strdup("#" XML_ATTR_ID), crm_strdup(node->details->id)); if (safe_str_eq(node->details->id, data_set->dc_uuid)) { data_set->dc_node = node; node->details->is_dc = TRUE; g_hash_table_insert(node->details->attrs, crm_strdup("#" XML_ATTR_DC), crm_strdup(XML_BOOLEAN_TRUE)); } else { g_hash_table_insert(node->details->attrs, crm_strdup("#" XML_ATTR_DC), crm_strdup(XML_BOOLEAN_FALSE)); } unpack_instance_attributes(data_set->input, xml_obj, XML_TAG_ATTR_SETS, NULL, node->details->attrs, NULL, overwrite, data_set->now); return TRUE; } static GListPtr extract_operations(const char *node, const char *rsc, xmlNode * rsc_entry, gboolean active_filter) { int counter = -1; int stop_index = -1; int start_index = -1; xmlNode *rsc_op = NULL; GListPtr gIter = NULL; GListPtr op_list = NULL; GListPtr sorted_op_list = NULL; /* extract operations */ op_list = NULL; sorted_op_list = NULL; 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)) { crm_xml_add(rsc_op, "resource", rsc); crm_xml_add(rsc_op, XML_ATTR_UNAME, node); op_list = g_list_prepend(op_list, rsc_op); } } if (op_list == NULL) { /* if there are no operations, there is nothing to do */ return NULL; } sorted_op_list = g_list_sort(op_list, sort_op_by_callid); /* create active recurring operations as optional */ if (active_filter == FALSE) { return sorted_op_list; } op_list = NULL; calculate_active_ops(sorted_op_list, &start_index, &stop_index); for (gIter = sorted_op_list; gIter != NULL; gIter = gIter->next) { xmlNode *rsc_op = (xmlNode *) gIter->data; counter++; if (start_index < stop_index) { crm_trace("Skipping %s: not active", ID(rsc_entry)); break; } else if (counter < start_index) { crm_trace("Skipping %s: old", ID(rsc_op)); continue; } op_list = g_list_append(op_list, rsc_op); } g_list_free(sorted_op_list); return op_list; } GListPtr find_operations(const char *rsc, const char *node, gboolean active_filter, pe_working_set_t * data_set) { GListPtr output = NULL; GListPtr intermediate = NULL; xmlNode *tmp = NULL; xmlNode *status = find_xml_node(data_set->input, XML_CIB_TAG_STATUS, TRUE); const char *uname = NULL; node_t *this_node = NULL; xmlNode *node_state = NULL; for (node_state = __xml_first_child(status); node_state != NULL; node_state = __xml_next(node_state)) { if (crm_str_eq((const char *)node_state->name, XML_CIB_TAG_STATE, TRUE)) { uname = crm_element_value(node_state, XML_ATTR_UNAME); if (node != NULL && safe_str_neq(uname, node)) { continue; } this_node = pe_find_node(data_set->nodes, uname); CRM_CHECK(this_node != NULL, continue); determine_online_status(node_state, this_node, data_set); if (this_node->details->online || is_set(data_set->flags, pe_flag_stonith_enabled)) { /* offline nodes run no resources... * unless stonith is enabled in which case we need to * make sure rsc start events happen after the stonith */ xmlNode *lrm_rsc = NULL; tmp = find_xml_node(node_state, XML_CIB_TAG_LRM, FALSE); tmp = find_xml_node(tmp, XML_LRM_TAG_RESOURCES, FALSE); for (lrm_rsc = __xml_first_child(tmp); lrm_rsc != NULL; lrm_rsc = __xml_next(lrm_rsc)) { if (crm_str_eq((const char *)lrm_rsc->name, XML_LRM_TAG_RESOURCE, TRUE)) { const char *rsc_id = crm_element_value(lrm_rsc, XML_ATTR_ID); if (rsc != NULL && safe_str_neq(rsc_id, rsc)) { continue; } intermediate = extract_operations(uname, rsc_id, lrm_rsc, active_filter); output = g_list_concat(output, intermediate); } } } } } return output; } diff --git a/tools/Makefile.am b/tools/Makefile.am index 064d8fe29c..beaf2ba166 100644 --- a/tools/Makefile.am +++ b/tools/Makefile.am @@ -1,159 +1,159 @@ # # Copyright (C) 2004-2009 Andrew Beekhof # # This program is free software; you can redistribute it and/or # modify it under the terms of the GNU General Public License # as published by the Free Software Foundation; either version 2 # of the License, or (at your option) any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program; if not, write to the Free Software # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. # MAINTAINERCLEANFILES = Makefile.in INCLUDES = -I$(top_builddir)/include -I$(top_srcdir)/include \ -I$(top_builddir)/libltdl -I$(top_srcdir)/libltdl COMMONLIBS = \ $(top_builddir)/lib/common/libcrmcommon.la \ $(top_builddir)/lib/cib/libcib.la \ $(CURSESLIBS) $(CLUSTERLIBS) headerdir = $(pkgincludedir)/crm header_HEADERS = pcmkdir = $(datadir)/$(PACKAGE) pcmk_DATA = report.common report.collector sbin_SCRIPTS = crm_report crm_standby crm_master crm_failcount EXTRA_DIST = $(sbin_SCRIPTS) halibdir = $(CRM_DAEMON_DIR) halib_SCRIPTS = hb2openais.sh halib_PROGRAMS = attrd halib_PYTHON = crm_primitive.py hb2openais-helper.py sbin_PROGRAMS = crm_simulate crmadmin cibadmin crm_node crm_attribute crm_resource crm_verify \ crm_uuid crm_shadow attrd_updater crm_diff crm_mon iso8601 crm_ticket testdir = $(datadir)/$(PACKAGE)/tests test_SCRIPTS = coverage.sh clidir = $(testdir)/cli cli_SCRIPTS = regression.sh cli_DATA = regression.exp cli.supp if BUILD_SERVICELOG sbin_PROGRAMS += notifyServicelogEvent endif if BUILD_OPENIPMI_SERVICELOG sbin_PROGRAMS += ipmiservicelogd endif if BUILD_HELP man8_MANS = $(sbin_PROGRAMS:%=%.8) $(sbin_SCRIPTS:%=%.8) endif ## SOURCES noinst_HEADERS = crmadmin_SOURCES = crmadmin.c crmadmin_LDADD = $(top_builddir)/lib/pengine/libpe_status.la \ $(COMMONLIBS) $(CLUSTERLIBS) crm_uuid_SOURCES = crm_uuid.c crm_uuid_LDADD = $(COMMONLIBS) $(top_builddir)/lib/cluster/libcrmcluster.la cibadmin_SOURCES = cibadmin.c cibadmin_LDADD = $(COMMONLIBS) crm_shadow_SOURCES = cib_shadow.c crm_shadow_LDADD = $(COMMONLIBS) crm_node_SOURCES = crm_node.c crm_node_LDADD = $(top_builddir)/lib/cluster/libcrmcluster.la \ $(COMMONLIBS) $(CLUSTERLIBS) crm_simulate_SOURCES = crm_inject.c crm_simulate_CFLAGS = -I$(top_srcdir)/pengine crm_simulate_LDADD = $(top_builddir)/lib/pengine/libpe_status.la \ $(top_builddir)/pengine/libpengine.la \ $(top_builddir)/lib/cib/libcib.la \ $(top_builddir)/lib/lrmd/liblrmd.la \ $(top_builddir)/lib/transition/libtransitioner.la \ $(COMMONLIBS) crm_diff_SOURCES = xml_diff.c crm_diff_LDADD = $(COMMONLIBS) crm_mon_SOURCES = crm_mon.c crm_mon_LDADD = $(top_builddir)/lib/pengine/libpe_status.la \ $(top_builddir)/pengine/libpengine.la \ - $(COMMONLIBS) $(SNMPLIBS) $(ESMTPLIBS) -llrm + $(COMMONLIBS) $(SNMPLIBS) $(ESMTPLIBS) # 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)/pengine/libpengine.la \ $(COMMONLIBS) crm_attribute_SOURCES = crm_attribute.c crm_attribute_LDADD = $(COMMONLIBS) crm_resource_SOURCES = crm_resource.c crm_resource_LDADD = $(top_builddir)/lib/pengine/libpe_rules.la \ $(top_builddir)/lib/pengine/libpe_status.la \ $(top_builddir)/pengine/libpengine.la \ $(COMMONLIBS) iso8601_SOURCES = test.iso8601.c iso8601_LDADD = $(COMMONLIBS) attrd_SOURCES = attrd.c attrd_LDADD = $(top_builddir)/lib/cluster/libcrmcluster.la $(COMMONLIBS) #pingd_SOURCES = pingd.c #pingd_LDADD = $(COMMONLIBS) attrd_updater_SOURCES = attrd_updater.c attrd_updater_LDADD = $(COMMONLIBS) 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)/pengine/libpengine.la \ $(COMMONLIBS) 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 %.8: % crm_attribute echo Creating $@ chmod a+x $(top_builddir)/tools/$< PATH=$(top_builddir)/tools:$$PATH $(HELP2MAN) --output $@ --no-info --section 8 --name "Part of the Pacemaker cluster resource manager" $(top_builddir)/tools/$< clean-generic: rm -f *.log *.debug *.xml *~ install-exec-local: uninstall-local: .PHONY: install-exec-hook