diff --git a/tools/crm_mon.c b/tools/crm_mon.c index bcf0a00361..ee85c51fb5 100644 --- a/tools/crm_mon.c +++ b/tools/crm_mon.c @@ -1,1659 +1,1675 @@ /* * 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 2.1 of the License, or (at your option) any later version. * * This software 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 library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include <../lib/pengine/unpack.h> #ifdef HAVE_GETOPT_H # include #endif /* GMainLoop *mainloop = NULL; */ void usage(const char *cmd, int exit_status); void wait_for_refresh(int offset, const char *prefix, int msec); void clean_up(int rc); void crm_diff_update(const char *event, xmlNode *msg); gboolean mon_refresh_display(gpointer user_data); int cib_connect(gboolean full); char *xml_file = NULL; char *as_html_file = NULL; char *pid_file = NULL; char *snmp_target = NULL; gboolean as_console = TRUE;; gboolean simple_status = FALSE; gboolean group_by_node = FALSE; gboolean inactive_resources = FALSE; gboolean web_cgi = FALSE; int reconnect_msec = 5000; gboolean daemonize = FALSE; GMainLoop *mainloop = NULL; guint timer_id = 0; const char *crm_mail_host = NULL; const char *crm_mail_prefix = NULL; const char *crm_mail_from = NULL; const char *crm_mail_to = NULL; cib_t *cib = NULL; xmlNode *current_cib = NULL; gboolean one_shot = FALSE; gboolean has_warnings = FALSE; gboolean print_failcount = FALSE; gboolean print_operations = FALSE; gboolean print_timing = FALSE; gboolean log_diffs = FALSE; gboolean log_updates = FALSE; long last_refresh = 0; GTRIGSource *refresh_trigger = NULL; /* * 1.3.6.1.4.1.32723 has been assigned to the project by IANA * http://www.iana.org/assignments/enterprise-numbers */ #define PACEMAKER_PREFIX "1.3.6.1.4.1.32723" #define PACEMAKER_TRAP_PREFIX PACEMAKER_PREFIX ".1" #define snmp_crm_trap_oid PACEMAKER_TRAP_PREFIX #define snmp_crm_oid_node PACEMAKER_TRAP_PREFIX ".1" #define snmp_crm_oid_rsc PACEMAKER_TRAP_PREFIX ".2" #define snmp_crm_oid_task PACEMAKER_TRAP_PREFIX ".3" #define snmp_crm_oid_desc PACEMAKER_TRAP_PREFIX ".4" #define snmp_crm_oid_status PACEMAKER_TRAP_PREFIX ".5" #define snmp_crm_oid_rc PACEMAKER_TRAP_PREFIX ".6" #define snmp_crm_oid_trc PACEMAKER_TRAP_PREFIX ".7" #if CURSES_ENABLED # define print_dot() if(as_console) { \ printw("."); \ clrtoeol(); \ refresh(); \ } else { \ fprintf(stdout, "."); \ } #else # define print_dot() fprintf(stdout, "."); #endif #if CURSES_ENABLED # define print_as(fmt, args...) if(as_console) { \ printw(fmt, ##args); \ clrtoeol(); \ refresh(); \ } else { \ fprintf(stdout, fmt, ##args); \ } #else # define print_as(fmt, args...) fprintf(stdout, fmt, ##args); #endif static void blank_screen(void) { #if CURSES_ENABLED int lpc = 0; for(lpc = 0; lpc < LINES; lpc++) { move(lpc, 0); clrtoeol(); } move(0, 0); refresh(); #endif } static gboolean mon_timer_popped(gpointer data) { int rc = cib_ok; if(timer_id > 0) { Gmain_timeout_remove(timer_id); } rc = cib_connect(TRUE); if(rc != cib_ok) { print_dot(); timer_id = Gmain_timeout_add(reconnect_msec, mon_timer_popped, NULL); } return FALSE; } static void mon_cib_connection_destroy(gpointer user_data) { print_as("Connection to the CIB terminated\n"); if(cib) { print_as("Reconnecting..."); cib->cmds->signoff(cib); timer_id = Gmain_timeout_add(reconnect_msec, mon_timer_popped, NULL); } return; } /* * Mainloop signal handler. */ static gboolean mon_shutdown(int nsig, gpointer unused) { clean_up(-1); if (mainloop && g_main_is_running(mainloop)) { g_main_quit(mainloop); } else { clean_up(LSB_EXIT_OK); } return FALSE; } int cib_connect(gboolean full) { int rc = cib_ok; static gboolean need_pass = TRUE; CRM_CHECK(cib != NULL, return cib_missing); if(cib->state != cib_connected_query && cib->state != cib_connected_command) { crm_debug_4("Connecting to the CIB"); if(need_pass && cib->variant == cib_remote) { need_pass = FALSE; print_as("Password:"); } rc = cib->cmds->signon(cib, crm_system_name, cib_query); if(rc != cib_ok) { return rc; } current_cib = get_cib_copy(cib); mon_refresh_display(NULL); if(full) { if(rc == cib_ok) { rc = cib->cmds->set_connection_dnotify(cib, mon_cib_connection_destroy); } if(rc == cib_ok) { cib->cmds->del_notify_callback(cib, T_CIB_DIFF_NOTIFY, crm_diff_update); rc = cib->cmds->add_notify_callback(cib, T_CIB_DIFF_NOTIFY, crm_diff_update); } if(rc != cib_ok) { print_as("Notification setup failed, could not monitor CIB actions"); if(as_console) { sleep(2); } clean_up(-rc); } } } return rc; } #define OPTARGS "V?i:nrh:dp:s1wx:oftNS:T:F:H:P:v" int main(int argc, char **argv) { int flag; int argerr = 0; int exit_code = 0; #ifdef HAVE_GETOPT_H int option_index = 0; static struct option long_options[] = { /* Top-level Options */ {"verbose", 0, 0, 'V'}, {"version", 0, 0, 'v'}, {"help", 0, 0, '?'}, {"interval", 1, 0, 'i'}, {"group-by-node", 0, 0, 'n'}, {"inactive", 0, 0, 'r'}, {"failcounts", 0, 0, 'f'}, {"operations", 0, 0, 'o'}, {"timing-details", 0, 0, 't'}, {"as-html", 1, 0, 'h'}, {"web-cgi", 0, 0, 'w'}, {"simple-status", 0, 0, 's'}, {"snmp-traps", 0, 0, 'S'}, {"mail-to", 1, 0, 'T'}, {"mail-from", 1, 0, 'F'}, {"mail-host", 1, 0, 'H'}, {"mail-prefix", 1, 0, 'P'}, {"one-shot", 0, 0, '1'}, {"daemonize", 0, 0, 'd'}, {"disable-ncurses",0, 0, 'N'}, {"pid-file", 0, 0, 'p'}, {"xml-file", 1, 0, 'x'}, {0, 0, 0, 0} }; #endif pid_file = crm_strdup("/tmp/ClusterMon.pid"); crm_log_init(basename(argv[0]), LOG_ERR, FALSE, FALSE, 0, NULL); if (strcmp(crm_system_name, "crm_mon.cgi")==0) { web_cgi = TRUE; one_shot = TRUE; } while (1) { #ifdef HAVE_GETOPT_H flag = getopt_long(argc, argv, OPTARGS, long_options, &option_index); #else flag = getopt(argc, argv, OPTARGS); #endif if (flag == -1) break; switch(flag) { case 'V': cl_log_enable_stderr(TRUE); alter_debug(DEBUG_INC); break; case 'i': reconnect_msec = crm_get_msec(optarg); break; case 'n': group_by_node = TRUE; break; case 'r': inactive_resources = TRUE; break; case 'd': daemonize = TRUE; break; case 't': print_timing = TRUE; print_operations = TRUE; break; case 'o': print_operations = TRUE; break; case 'f': print_failcount = TRUE; break; case 'p': crm_free(pid_file); pid_file = crm_strdup(optarg); break; case 'x': xml_file = crm_strdup(optarg); one_shot = TRUE; break; case 'h': as_html_file = crm_strdup(optarg); break; case 'w': web_cgi = TRUE; one_shot = TRUE; break; case 's': simple_status = TRUE; one_shot = TRUE; break; case 'S': snmp_target = optarg; break; case 'T': crm_mail_to = optarg; break; case 'F': crm_mail_from = optarg; break; case 'H': crm_mail_host = optarg; break; case 'P': crm_mail_prefix = optarg; break; case '1': one_shot = TRUE; break; case 'N': as_console = FALSE; break; case 'v': crm_show_version(0); break; case '?': usage(crm_system_name, LSB_EXIT_OK); break; default: printf("Argument code 0%o (%c) is not (?yet?) supported\n", flag, flag); ++argerr; break; } } if (optind < argc) { printf("non-option ARGV-elements: "); while (optind < argc) printf("%s ", argv[optind++]); printf("\n"); } if (argerr) { usage(crm_system_name, LSB_EXIT_GENERIC); } if(one_shot) { as_console = FALSE; } else if(daemonize) { long pid; const char *devnull = "/dev/null"; as_console = FALSE; cl_log_enable_stderr(FALSE); if(!as_html_file && !snmp_target && !crm_mail_to) { printf("Looks like you forgot to specify one or more of: --as-html, --mail-to, --snmp-target\n"); usage(crm_system_name, LSB_EXIT_GENERIC); } pid = fork(); if (pid < 0) { crm_perror(LOG_ERR, "%s: could not start daemon", crm_system_name); clean_up(LSB_EXIT_GENERIC); } else if (pid > 0) { clean_up(LSB_EXIT_OK); } if (cl_lock_pidfile(pid_file) < 0 ){ pid = cl_read_pidfile(pid_file); fprintf(stderr, "%s: already running [pid %ld].\n", crm_system_name, pid); clean_up(LSB_EXIT_OK); } umask(022); close(0); close(1); close(2); (void)open(devnull, O_RDONLY); /* Stdin: fd 0 */ (void)open(devnull, O_WRONLY); /* Stdout: fd 1 */ (void)open(devnull, O_WRONLY); /* Stderr: fd 2 */ } else if(as_console) { #if CURSES_ENABLED initscr(); cbreak(); noecho(); cl_log_enable_stderr(FALSE); #else one_shot = TRUE; as_console = FALSE; printf("Defaulting to one-shot mode\n"); printf("You need to have curses available at compile time to enable console mode\n"); #endif } crm_info("Starting %s", crm_system_name); if(xml_file != NULL) { current_cib = filename2xml(xml_file); mon_refresh_display(NULL); return exit_code; } if(current_cib == NULL) { cib = cib_new(); if(!one_shot) { print_as("Attempting connection to the cluster..."); } do { exit_code = cib_connect(!one_shot); if(one_shot) { break; } else if(exit_code != cib_ok) { print_dot(); sleep(reconnect_msec/1000); } } while(exit_code == cib_connection); if(exit_code != cib_ok) { print_as("\nConnection to cluster failed: %s\n", cib_error2string(exit_code)); if(as_console) { sleep(2); } clean_up(-exit_code); } } if(one_shot) { return exit_code; } mainloop = g_main_new(FALSE); G_main_add_SignalHandler(G_PRIORITY_HIGH, SIGTERM, mon_shutdown, NULL, NULL); G_main_add_SignalHandler(G_PRIORITY_HIGH, SIGINT, mon_shutdown, NULL, NULL); refresh_trigger = G_main_add_TriggerHandler(G_PRIORITY_LOW, mon_refresh_display, NULL, NULL); g_main_run(mainloop); g_main_destroy(mainloop); return_to_orig_privs(); crm_info("Exiting %s", crm_system_name); clean_up(0); return 0; /* never reached */ } void wait_for_refresh(int offset, const char *prefix, int msec) { int lpc = msec / 1000; struct timespec sleept = {1 , 0}; if(as_console == FALSE) { timer_id = Gmain_timeout_add(msec, mon_timer_popped, NULL); return; } crm_notice("%sRefresh in %ds...", prefix?prefix:"", lpc); while(lpc > 0) { #if CURSES_ENABLED move(offset, 0); /* printw("%sRefresh in \033[01;32m%ds\033[00m...", prefix?prefix:"", lpc); */ printw("%sRefresh in %ds...\n", prefix?prefix:"", lpc); clrtoeol(); refresh(); #endif lpc--; if(lpc == 0) { timer_id = Gmain_timeout_add( 1000, mon_timer_popped, NULL); } else { if (nanosleep(&sleept, NULL) != 0) { return; } } } } #define mon_warn(fmt...) do { \ if (!has_warnings) { \ print_as("Warning:"); \ } else { \ print_as(","); \ } \ print_as(fmt); \ has_warnings = TRUE; \ } while(0) static int print_simple_status(pe_working_set_t *data_set) { node_t *dc = NULL; int nodes_online = 0; int nodes_standby = 0; dc = data_set->dc_node; if(dc == NULL) { mon_warn("No DC "); } slist_iter(node, node_t, data_set->nodes, lpc2, if(node->details->standby && node->details->online) { nodes_standby++; } else if(node->details->online) { nodes_online++; } else { mon_warn("offline node: %s", node->details->uname); } ); if (!has_warnings) { print_as("Ok: %d nodes online", nodes_online); if (nodes_standby > 0) { print_as(", %d standby nodes", nodes_standby); } print_as(", %d resources configured", g_list_length(data_set->resources)); } print_as("\n"); return 0; } extern int get_failcount(node_t *node, resource_t *rsc, int *last_failure, pe_working_set_t *data_set); static void get_ping_score(node_t *node, pe_working_set_t *data_set) { const char *attr = "pingd"; const char *value = NULL; value = g_hash_table_lookup(node->details->attrs, attr); if(value != NULL) { print_as(" %s=%s", attr, value); } } static void print_date(time_t time) { int lpc = 0; char date_str[26]; asctime_r(localtime(&time), date_str); for(; lpc < 26; lpc++) { if(date_str[lpc] == '\n') { date_str[lpc] = 0; } } print_as("'%s'", date_str); } static void print_rsc_summary(pe_working_set_t *data_set, node_t *node, resource_t *rsc, gboolean all) { gboolean printed = FALSE; time_t last_failure = 0; int failcount = get_failcount(node, rsc, (int*)&last_failure, data_set); if(all || failcount || last_failure > 0) { printed = TRUE; print_as(" %s: migration-threshold=%d", rsc->id, rsc->migration_threshold); } if(failcount > 0) { printed = TRUE; print_as(" fail-count=%d", failcount); } if(last_failure > 0) { printed = TRUE; print_as(" last-failure="); print_date(last_failure); } if(printed) { print_as("\n"); } } static void print_rsc_history(pe_working_set_t *data_set, node_t *node, xmlNode *rsc_entry) { GListPtr op_list = NULL; gboolean print_name = TRUE; GListPtr sorted_op_list = NULL; const char *rsc_id = crm_element_value(rsc_entry, XML_ATTR_ID); resource_t *rsc = pe_find_resource(data_set->resources, rsc_id); xml_child_iter_filter( rsc_entry, rsc_op, XML_LRM_TAG_RSC_OP, op_list = g_list_append(op_list, rsc_op); ); sorted_op_list = g_list_sort(op_list, sort_op_by_callid); slist_iter(xml_op, xmlNode, sorted_op_list, lpc, const char *value = NULL; const char *call = crm_element_value(xml_op, XML_LRM_ATTR_CALLID); const char *task = crm_element_value(xml_op, XML_LRM_ATTR_TASK); const char *op_rc = crm_element_value(xml_op, XML_LRM_ATTR_RC); const char *interval = crm_element_value(xml_op, XML_LRM_ATTR_INTERVAL); int rc = crm_parse_int(op_rc, "0"); if(safe_str_eq(task, CRMD_ACTION_STATUS) && safe_str_eq(interval, "0")) { task = "probe"; } if(rc == 7 && safe_str_eq(task, "probe")) { continue; } else if(safe_str_eq(task, CRMD_ACTION_NOTIFY)) { continue; } if(print_name) { print_name = FALSE; if(rsc == NULL) { print_as("Orphan resource: %s", rsc_id); } else { print_rsc_summary(data_set, node, rsc, TRUE); } } print_as(" + (%s) %s:", call, task); if(safe_str_neq(interval, "0")) { print_as(" interval=%sms", interval); } if(print_timing) { int int_value; const char *attr = "last-rc-change"; value = crm_element_value(xml_op, attr); if(value) { int_value = crm_parse_int(value, NULL); print_as(" %s=", attr); print_date(int_value); } attr = "last-run"; value = crm_element_value(xml_op, attr); if(value) { int_value = crm_parse_int(value, NULL); print_as(" %s=", attr); print_date(int_value); } attr = "exec-time"; value = crm_element_value(xml_op, attr); if(value) { int_value = crm_parse_int(value, NULL); print_as(" %s=%dms", attr, int_value); } attr = "queue-time"; value = crm_element_value(xml_op, attr); if(value) { int_value = crm_parse_int(value, NULL); print_as(" %s=%dms", attr, int_value); } } print_as(" rc=%s (%s)\n", op_rc, execra_code2string(rc)); ); /* no need to free the contents */ g_list_free(sorted_op_list); } static void print_node_summary(pe_working_set_t *data_set, gboolean operations) { xmlNode *lrm_rsc = NULL; xmlNode *cib_status = get_object_root(XML_CIB_TAG_STATUS, data_set->input); if(operations) { print_as("\nOperations:\n"); } else { print_as("\nMigration summary:\n"); } xml_child_iter_filter( cib_status, node_state, XML_CIB_TAG_STATE, node_t *node = pe_find_node_id(data_set->nodes, ID(node_state)); if(node == NULL || node->details->online == FALSE){ continue; } print_as("* Node %s: ", crm_element_value(node_state, XML_ATTR_UNAME)); get_ping_score(node, data_set); print_as("\n"); lrm_rsc = find_xml_node(node_state, XML_CIB_TAG_LRM, FALSE); lrm_rsc = find_xml_node(lrm_rsc, XML_LRM_TAG_RESOURCES, FALSE); xml_child_iter_filter( lrm_rsc, rsc_entry, XML_LRM_TAG_RESOURCE, if(operations) { print_rsc_history(data_set, node, rsc_entry); } else { const char *rsc_id = crm_element_value(rsc_entry, XML_ATTR_ID); resource_t *rsc = pe_find_resource(data_set->resources, rsc_id); print_rsc_summary(data_set, node, rsc, FALSE); } ); ); } static int print_status(pe_working_set_t *data_set) { static int updates = 0; node_t *dc = NULL; char *since_epoch = NULL; xmlNode *dc_version = NULL; time_t a_time = time(NULL); int configured_resources = 0; int print_opts = pe_print_ncurses; if(as_console) { blank_screen(); } else { print_opts = pe_print_printf; } updates++; dc = data_set->dc_node; print_as("\n\n============\n"); if(a_time == (time_t)-1) { crm_perror(LOG_ERR,"set_node_tstamp(): Invalid time returned"); return 1; } since_epoch = ctime(&a_time); if(since_epoch != NULL) { print_as("Last updated: %s", since_epoch); } dc_version = get_xpath_object("//nvpair[@name='dc-version']", data_set->input, LOG_DEBUG); if(dc == NULL) { print_as("Current DC: NONE\n"); } else { print_as("Current DC: %s (%s)\n", dc->details->uname, dc->details->id); if(dc_version) { print_as("Version: %s\n", crm_element_value(dc_version, XML_NVPAIR_ATTR_VALUE)); } } slist_iter(rsc, resource_t, data_set->resources, lpc, if(is_not_set(rsc->flags, pe_rsc_orphan)) { configured_resources++; } ); print_as("%d Nodes configured.\n", g_list_length(data_set->nodes)); print_as("%d Resources configured.\n", configured_resources); print_as("============\n\n"); slist_iter(node, node_t, data_set->nodes, lpc2, - const char *node_mode = "OFFLINE"; - if(node->details->pending) { + const char *node_mode = NULL; + + if(node->details->unclean) { + if(node->details->online && node->details->unclean) { + node_mode = "UNCLEAN (online)"; + + } else if(node->details->pending) { + node_mode = "UNCLEAN (pending)"; + + } else { + node_mode = "UNCLEAN (offline)"; + } + + } else if(node->details->pending) { node_mode = "pending"; } else if(node->details->standby_onfail && node->details->online) { node_mode = "standby (on-fail)"; - } else if(node->details->standby && node->details->online) { - node_mode = "standby"; - } else if(node->details->standby) { - node_mode = "OFFLINE (standby)"; - + if(node->details->online) { + node_mode = "standby"; + } else { + node_mode = "OFFLINE (standby)"; + } + } else if(node->details->online) { node_mode = "online"; + + } else { + node_mode = "OFFLINE"; } print_as("Node: %s (%s): %s\n", node->details->uname, node->details->id, node_mode); if(group_by_node) { slist_iter(rsc, resource_t, node->details->running_rsc, lpc2, rsc->fns->print( rsc, "\t", print_opts|pe_print_rsconly, stdout); ); } ); if(group_by_node == FALSE && inactive_resources) { print_as("\nFull list of resources:\n"); } else if(inactive_resources) { print_as("\nInactive resources:\n"); } if(group_by_node == FALSE || inactive_resources) { print_as("\n"); slist_iter(rsc, resource_t, data_set->resources, lpc2, gboolean is_active = rsc->fns->active(rsc, TRUE); gboolean partially_active = rsc->fns->active(rsc, FALSE); if(is_set(rsc->flags, pe_rsc_orphan) && is_active == FALSE) { continue; } else if(group_by_node == FALSE) { if(partially_active || inactive_resources) { rsc->fns->print(rsc, NULL, print_opts, stdout); } } else if(is_active == FALSE && inactive_resources) { rsc->fns->print(rsc, NULL, print_opts, stdout); } ); } if(print_operations || print_failcount) { print_node_summary(data_set, print_operations); } if(xml_has_children(data_set->failed)) { print_as("\nFailed actions:\n"); xml_child_iter(data_set->failed, xml_op, int val = 0; const char *id = ID(xml_op); const char *last = crm_element_value(xml_op, "last_run"); const char *node = crm_element_value(xml_op, XML_ATTR_UNAME); const char *call = crm_element_value(xml_op, XML_LRM_ATTR_CALLID); const char *rc = crm_element_value(xml_op, XML_LRM_ATTR_RC); const char *status = crm_element_value(xml_op, XML_LRM_ATTR_OPSTATUS); val = crm_parse_int(status, "0"); print_as(" %s (node=%s, call=%s, rc=%s, status=%s", id, node, call, rc, op_status2text(val)); if(last) { time_t run_at = crm_parse_int(last, "0"); print_as(", last-run=%s, queued=%sms, exec=%sms\n", ctime(&run_at), crm_element_value(xml_op, "exec_time"), crm_element_value(xml_op, "queue_time")); } val = crm_parse_int(rc, "0"); print_as("): %s\n", execra_code2string(val)); ); } #if CURSES_ENABLED if(as_console) { refresh(); } #endif return 0; } static int print_html_status(pe_working_set_t *data_set, const char *filename, gboolean web_cgi) { FILE *stream; node_t *dc = NULL; static int updates = 0; char *filename_tmp = NULL; if (web_cgi) { stream=stdout; fprintf(stream, "Content-type: text/html\n\n"); } else { filename_tmp = crm_concat(filename, "tmp", '.'); stream = fopen(filename_tmp, "w"); if(stream == NULL) { crm_perror(LOG_ERR,"Cannot open %s for writing", filename_tmp); crm_free(filename_tmp); return -1; } } updates++; dc = data_set->dc_node; fprintf(stream, ""); fprintf(stream, ""); fprintf(stream, "Cluster status"); /* content="%d;url=http://webdesign.about.com" */ fprintf(stream, "", reconnect_msec); fprintf(stream, ""); /*** SUMMARY ***/ fprintf(stream, "

Cluster summary

"); { char *now_str = NULL; time_t now = time(NULL); now_str = ctime(&now); now_str[24] = EOS; /* replace the newline */ fprintf(stream, "Last updated: %s
\n", now_str); } if(dc == NULL) { fprintf(stream, "Current DC: NONE
"); } else { fprintf(stream, "Current DC: %s (%s)
", dc->details->uname, dc->details->id); } fprintf(stream, "%d Nodes configured.
", g_list_length(data_set->nodes)); fprintf(stream, "%d Resources configured.
", g_list_length(data_set->resources)); /*** CONFIG ***/ fprintf(stream, "

Config Options

\n"); fprintf(stream, "\n"); fprintf(stream, "\n", data_set->default_resource_stickiness); fprintf(stream, "flags, pe_flag_stonith_enabled)?"enabled":"disabled"); fprintf(stream, "\n", is_set(data_set->flags, pe_flag_symmetric_cluster)?"":"a-"); fprintf(stream, "\n
Default resource stickiness:%d
STONITH of failed nodes:%s
Cluster is:%ssymmetric
No Quorum Policy:"); switch (data_set->no_quorum_policy) { case no_quorum_freeze: fprintf(stream, "Freeze resources"); break; case no_quorum_stop: fprintf(stream, "Stop ALL resources"); break; case no_quorum_ignore: fprintf(stream, "Ignore"); break; case no_quorum_suicide: fprintf(stream, "Suicide"); break; } fprintf(stream, "\n
\n"); /*** NODE LIST ***/ fprintf(stream, "

Node List

\n"); fprintf(stream, "
    \n"); slist_iter(node, node_t, data_set->nodes, lpc2, fprintf(stream, "
  • "); if(node->details->standby_onfail && node->details->online) { fprintf(stream, "Node: %s (%s): %s",node->details->uname, node->details->id,"standby (on-fail)\n"); } else if(node->details->standby && node->details->online) { fprintf(stream, "Node: %s (%s): %s",node->details->uname, node->details->id,"standby\n"); } else if(node->details->standby) { fprintf(stream, "Node: %s (%s): %s",node->details->uname, node->details->id,"OFFLINE (standby)\n"); } else if(node->details->online) { fprintf(stream, "Node: %s (%s): %s",node->details->uname, node->details->id,"online\n"); } else { fprintf(stream, "Node: %s (%s): %s",node->details->uname, node->details->id,"OFFLINE\n"); } if(group_by_node) { fprintf(stream, "
      \n"); slist_iter(rsc, resource_t, node->details->running_rsc, lpc2, fprintf(stream, "
    • "); rsc->fns->print(rsc, NULL, pe_print_html|pe_print_rsconly, stream); fprintf(stream, "
      • \n"); ); fprintf(stream, "
    \n"); } fprintf(stream, "
    • \n"); ); fprintf(stream, "
\n"); if(group_by_node && inactive_resources) { fprintf(stream, "

(Partially) Inactive Resources

\n"); } else if(group_by_node == FALSE) { fprintf(stream, "

Resource List

\n"); } if(group_by_node == FALSE || inactive_resources) { slist_iter(rsc, resource_t, data_set->resources, lpc2, if(group_by_node && rsc->fns->active(rsc, TRUE)) { continue; } rsc->fns->print(rsc, NULL, pe_print_html, stream); ); } fprintf(stream, ""); fflush(stream); fclose(stream); if (!web_cgi) { if(rename(filename_tmp, filename) != 0) { crm_perror(LOG_ERR,"Unable to rename %s->%s", filename_tmp, filename); } crm_free(filename_tmp); } return 0; } #if ENABLE_SNMP #include #include #include #include #include #include #define add_snmp_field(list, oid_string, value) do { \ oid name[MAX_OID_LEN]; \ size_t name_length = MAX_OID_LEN; \ if (snmp_parse_oid(oid_string, name, &name_length)) { \ int s_rc = snmp_add_var(list, name, name_length, 's', (value)); \ if(s_rc != 0) { \ crm_err("Could not add %s=%s rc=%d", oid_string, value, s_rc); \ } else { \ crm_debug_2("Added %s=%s", oid_string, value); \ } \ } else { \ crm_err("Could not parse OID: %s", oid_string); \ } \ } while(0) \ #define add_snmp_field_int(list, oid_string, value) do { \ oid name[MAX_OID_LEN]; \ size_t name_length = MAX_OID_LEN; \ if (snmp_parse_oid(oid_string, name, &name_length)) { \ if(NULL == snmp_pdu_add_variable( \ list, name, name_length, ASN_INTEGER, \ (u_char *) & value, sizeof(value))) { \ crm_err("Could not add %s=%d", oid_string, value); \ } else { \ crm_debug_2("Added %s=%d", oid_string, value); \ } \ } else { \ crm_err("Could not parse OID: %s", oid_string); \ } \ } while(0) \ static int snmp_input(int operation, netsnmp_session *session, int reqid, netsnmp_pdu *pdu, void *magic) { return 1; } static netsnmp_session *crm_snmp_init(const char *target) { static netsnmp_session *session = NULL; if(session) { return session; } if(target == NULL) { return NULL; } if(crm_log_level > LOG_INFO) { char *debug_tokens = crm_strdup("run:shell,snmptrap,tdomain"); debug_register_tokens(debug_tokens); snmp_set_do_debugging(1); } crm_malloc0(session, sizeof(netsnmp_session)); snmp_sess_init(session); session->version = SNMP_VERSION_2c; session->callback = snmp_input; session->callback_magic = NULL; session = snmp_add(session, netsnmp_transport_open_client("snmptrap", target), NULL, NULL); if (session == NULL) { snmp_sess_perror("Could not create snmp transport", session); } return session; } #endif static int send_snmp_trap(const char *node, const char *rsc, const char *task, int target_rc, int rc, int status, const char *desc) { int ret = 1; #if ENABLE_SNMP static oid snmptrap_oid[] = { 1,3,6,1,6,3,1,1,4,1,0 }; static oid sysuptime_oid[] = { 1,3,6,1,2,1,1,3,0 }; netsnmp_pdu *trap_pdu; netsnmp_session *session = crm_snmp_init(snmp_target); trap_pdu = snmp_pdu_create(SNMP_MSG_TRAP2); if ( !trap_pdu ) { crm_err("Failed to create SNMP notification"); return SNMPERR_GENERR; } if(1) { /* send uptime */ char csysuptime[20]; time_t now = time(NULL); sprintf(csysuptime, "%ld", now); snmp_add_var(trap_pdu, sysuptime_oid, sizeof(sysuptime_oid) / sizeof(oid), 't', csysuptime); } /* Indicate what the trap is by setting snmpTrapOid.0 */ ret = snmp_add_var(trap_pdu, snmptrap_oid, sizeof(snmptrap_oid) / sizeof(oid), 'o', snmp_crm_trap_oid); if (ret != 0) { crm_err("Failed set snmpTrapOid.0=%s", snmp_crm_trap_oid); return ret; } /* Add extries to the trap */ add_snmp_field(trap_pdu, snmp_crm_oid_rsc, rsc); add_snmp_field(trap_pdu, snmp_crm_oid_node, node); add_snmp_field(trap_pdu, snmp_crm_oid_task, task); add_snmp_field(trap_pdu, snmp_crm_oid_desc, desc); add_snmp_field_int(trap_pdu, snmp_crm_oid_rc, rc); add_snmp_field_int(trap_pdu, snmp_crm_oid_trc, target_rc); add_snmp_field_int(trap_pdu, snmp_crm_oid_status, status); /* Send and cleanup */ ret = snmp_send(session, trap_pdu); if(ret == 0) { /* error */ snmp_sess_perror("Could not send SNMP trap", session); snmp_free_pdu(trap_pdu); ret = SNMPERR_GENERR; } else { ret = SNMPERR_SUCCESS; } #else crm_err("Sending SNMP traps is not supported by this installation"); #endif return ret; } #if ENABLE_ESMTP #include #include static void print_recipient_status( smtp_recipient_t recipient, const char *mailbox, void *arg) { const smtp_status_t *status; status = smtp_recipient_status (recipient); printf ("%s: %d %s", mailbox, status->code, status->text); } static void event_cb (smtp_session_t session, int event_no, void *arg, ...) { int *ok; va_list alist; va_start(alist, arg); switch(event_no) { case SMTP_EV_CONNECT: case SMTP_EV_MAILSTATUS: case SMTP_EV_RCPTSTATUS: case SMTP_EV_MESSAGEDATA: case SMTP_EV_MESSAGESENT: case SMTP_EV_DISCONNECT: break; case SMTP_EV_WEAK_CIPHER: { int bits = va_arg(alist, long); ok = va_arg(alist, int*); crm_debug("SMTP_EV_WEAK_CIPHER, bits=%d - accepted.", bits); *ok = 1; break; } case SMTP_EV_STARTTLS_OK: crm_debug("SMTP_EV_STARTTLS_OK - TLS started here."); break; case SMTP_EV_INVALID_PEER_CERTIFICATE: { long vfy_result = va_arg(alist, long); ok = va_arg(alist, int*); /* There is a table in handle_invalid_peer_certificate() of mail-file.c */ crm_err("SMTP_EV_INVALID_PEER_CERTIFICATE: %ld", vfy_result); *ok = 1; break; } case SMTP_EV_NO_PEER_CERTIFICATE: ok = va_arg(alist, int*); crm_debug("SMTP_EV_NO_PEER_CERTIFICATE - accepted."); *ok = 1; break; case SMTP_EV_WRONG_PEER_CERTIFICATE: ok = va_arg(alist, int*); crm_debug("SMTP_EV_WRONG_PEER_CERTIFICATE - accepted."); *ok = 1; break; case SMTP_EV_NO_CLIENT_CERTIFICATE: ok = va_arg(alist, int*); crm_debug("SMTP_EV_NO_CLIENT_CERTIFICATE - accepted."); *ok = 1; break; default: crm_debug("Got event: %d - ignored.\n", event_no); } va_end(alist); } #endif #define BODY_MAX 2048 static int send_smtp_trap(const char *node, const char *rsc, const char *task, int target_rc, int rc, int status, const char *desc) { #if ENABLE_ESMTP smtp_session_t session; smtp_message_t message; auth_context_t authctx; struct sigaction sa; int len = 10; int noauth = 1; char crm_mail_body[BODY_MAX]; char *crm_mail_subject = NULL; if(node == NULL) { node = "-"; } if(rsc) { rsc = "-"; } if(desc == NULL) { desc = "-"; } if(crm_mail_to == NULL) { return 1; } if(crm_mail_host == NULL) { crm_mail_host = "localhost:25"; } if(crm_mail_prefix == NULL) { crm_mail_prefix = "Cluster notification"; } crm_debug("Sending '%s' mail to %s via %s", crm_mail_prefix, crm_mail_to, crm_mail_host); len += strlen(crm_mail_prefix); len += strlen(node); len += strlen(rsc); len += strlen(desc); crm_malloc0(crm_mail_subject, len); snprintf(crm_mail_subject, len, "%s: %s event for %s on %s: %s", crm_mail_prefix, task, rsc, node, desc); len = 0; len += snprintf(crm_mail_body, BODY_MAX-len, "%s\n", crm_mail_prefix); len += snprintf(crm_mail_body, BODY_MAX-len, "====\n\n"); if(rc==target_rc) { len += snprintf(crm_mail_body, BODY_MAX-len, "Completed operation %s for resource %s on %s\n", task, rsc, node); } else { len += snprintf(crm_mail_body, BODY_MAX-len, "Operation %s for resource %s on %s failed: %s\n", task, rsc, node, desc); } len += snprintf(crm_mail_body, BODY_MAX-len, "\nDetails:\n"); len += snprintf(crm_mail_body, BODY_MAX-len, "\toperation status: (%d) %s\n", status, op_status2text(status)); if(status == LRM_OP_DONE) { len += snprintf(crm_mail_body, BODY_MAX-len, "\tscript returned: (%d) %s\n", rc, execra_code2string(rc)); len += snprintf(crm_mail_body, BODY_MAX-len, "\texpected return value: (%d) %s\n", target_rc, execra_code2string(target_rc)); } auth_client_init(); session = smtp_create_session(); message = smtp_add_message(session); smtp_starttls_enable (session, Starttls_ENABLED); sa.sa_handler = SIG_IGN; sigemptyset (&sa.sa_mask); sa.sa_flags = 0; sigaction (SIGPIPE, &sa, NULL); smtp_set_server (session, crm_mail_host); authctx = auth_create_context (); auth_set_mechanism_flags (authctx, AUTH_PLUGIN_PLAIN, 0); smtp_set_eventcb(session, event_cb, NULL); /* Now tell libESMTP it can use the SMTP AUTH extension. */ if (!noauth) { smtp_auth_set_context (session, authctx); } /* NULL is ok */ smtp_set_reverse_path (message, crm_mail_from); #if 1 /* In thoery, the last arg can be NULL if we then call smtp_add_recipient() */ smtp_set_header (message, "To", NULL/*phrase*/, crm_mail_to); /* "Phrase" */ #else smtp_add_recipient (message, crm_mail_to); #endif /* Set the Subject: header and override any subject line in the message headers. */ smtp_set_header (message, "Subject", crm_mail_subject); smtp_set_header_option (message, "Subject", Hdr_OVERRIDE, 1); smtp_set_message_str(message, crm_mail_body); if (!smtp_start_session (session)) { char buf[128]; crm_err("SMTP server problem: %s\n", smtp_strerror (smtp_errno (), buf, sizeof buf)); } else { const smtp_status_t *smtp_status = smtp_message_transfer_status(message); crm_info("Send status: %d %s", smtp_status->code, crm_str(smtp_status->text)); smtp_enumerate_recipients (message, print_recipient_status, NULL); } smtp_destroy_session(session); auth_destroy_context(authctx); auth_client_exit(); #endif return 0; } static void handle_rsc_op(xmlNode *rsc_op) { int rc = -1; int status = -1; int action = -1; int interval = 0; int target_rc = -1; int transition_num = -1; gboolean send_trap = TRUE; gboolean send_email = TRUE; char *rsc = NULL; char *task = NULL; const char *desc = NULL; const char *node = NULL; const char *magic = NULL; const char *id = ID(rsc_op); char *update_te_uuid = NULL; xmlNode *n = rsc_op; magic = crm_element_value(rsc_op, XML_ATTR_TRANSITION_MAGIC); if(magic == NULL) { /* non-change */ return; } if(FALSE == decode_transition_magic( magic, &update_te_uuid, &transition_num, &action, &status, &rc, &target_rc)) { crm_err("Invalid event %s detected for %s", magic, id); return; } if(parse_op_key(id, &rsc, &task, &interval) == FALSE) { crm_err("Invalid event detected for %s", id); return; } while(n != NULL && safe_str_neq(XML_CIB_TAG_STATE, TYPE(n))) { n = n->parent; } node = ID(n); if(node == NULL) { crm_err("No node detected for event %s (%s)", magic, id); return; } /* look up where we expected it to be? */ desc = cib_error2string(cib_ok); if(status == LRM_OP_DONE && target_rc == rc) { crm_notice("%s of %s on %s completed: %s", task, rsc, node, desc); if(rc == EXECRA_NOT_RUNNING) { send_trap = FALSE; } } else if(status == LRM_OP_DONE) { desc = execra_code2string(rc); crm_warn("%s of %s on %s failed: %s", task, rsc, node, desc); } else { desc = op_status2text(status); crm_warn("%s of %s on %s failed: %s", task, rsc, node, desc); } if(send_trap && snmp_target) { send_snmp_trap(node, rsc, task, target_rc, rc, status, desc); } if(send_email && crm_mail_to) { send_smtp_trap(node, rsc, task, target_rc, rc, status, desc); } } void crm_diff_update(const char *event, xmlNode *msg) { int rc = -1; long now = time(NULL); const char *op = NULL; unsigned int log_level = LOG_INFO; xmlNode *diff = NULL; xmlNode *cib_last = NULL; xmlNode *update = get_message_xml(msg, F_CIB_UPDATE); print_dot(); if(msg == NULL) { crm_err("NULL update"); return; } crm_element_value_int(msg, F_CIB_RC, &rc); op = crm_element_value(msg, F_CIB_OPERATION); diff = get_message_xml(msg, F_CIB_UPDATE_RESULT); if(rc < cib_ok) { log_level = LOG_WARNING; do_crm_log(log_level, "[%s] %s ABORTED: %s", event, op, cib_error2string(rc)); return; } if(current_cib != NULL) { cib_last = current_cib; current_cib = NULL; rc = cib_process_diff(op, cib_force_diff, NULL, NULL, diff, cib_last, ¤t_cib, NULL); if(rc != cib_ok) { crm_debug("Update didn't apply, requesting full copy: %s", cib_error2string(rc)); free_xml(current_cib); current_cib = NULL; } } if(current_cib == NULL) { current_cib = get_cib_copy(cib); } if(log_diffs && diff) { log_cib_diff(LOG_DEBUG, diff, op); } if(log_updates && update != NULL) { print_xml_formatted(LOG_DEBUG, "raw_update", update, NULL); } if(diff && (crm_mail_to || snmp_target)) { /* Process operation updates */ xmlXPathObject *xpathObj = xpath_search( diff, "//"F_CIB_UPDATE_RESULT"//"XML_TAG_DIFF_ADDED"//"XML_LRM_TAG_RSC_OP); if(xpathObj && xpathObj->nodesetval->nodeNr > 0) { int lpc = 0, max = xpathObj->nodesetval->nodeNr; for(lpc = 0; lpc < max; lpc++) { xmlNode *rsc_op = getXpathResult(xpathObj, lpc); handle_rsc_op(rsc_op); } xmlXPathFreeObject(xpathObj); } } if((now - last_refresh) > (reconnect_msec/1000)) { /* Force a refresh */ mon_refresh_display(NULL); } else { G_main_set_trigger(refresh_trigger); } free_xml(cib_last); } gboolean mon_refresh_display(gpointer user_data) { xmlNode *cib_copy = copy_xml(current_cib); pe_working_set_t data_set; last_refresh = time(NULL); if(cli_config_update(&cib_copy, NULL) == FALSE) { if(cib) { cib->cmds->signoff(cib); } print_as("Upgrade failed: %s", cib_error2string(cib_dtd_validation)); if(as_console) { sleep(2); } clean_up(LSB_EXIT_GENERIC); return FALSE; } set_working_set_defaults(&data_set); data_set.input = cib_copy; cluster_status(&data_set); if(as_html_file || web_cgi) { if (print_html_status(&data_set, as_html_file, web_cgi) != 0) { fprintf(stderr, "Critical: Unable to output html file\n"); clean_up(LSB_EXIT_GENERIC); } } else if(daemonize) { /* do nothing */ } else if (simple_status) { print_simple_status(&data_set); if (has_warnings) { clean_up(LSB_EXIT_GENERIC); } } else { print_status(&data_set); } cleanup_calculations(&data_set); return TRUE; } void usage(const char *cmd, int exit_status) { FILE *stream; stream = exit_status ? stderr : stdout; fprintf(stream, "%s -- Provides a summary of cluster's current state.\n" " Outputs varying levels of detail in a number of different formats.\n\n", cmd); fprintf(stream, "usage: %s [-%s]\n", cmd, OPTARGS); fprintf(stream, "General options:\n"); fprintf(stream, "\t--%s (-%c) \t: This text\n", "help", '?'); fprintf(stream, "\t--%s (-%c) \t: Increase the debug output\n", "verbose", 'V'); fprintf(stream, "\t--%s (-%c) \t: Update frequency\n", "interval", 'i'); fprintf(stream, "\t--%s (-%c) \t: Daemon pid file location\n", "pid-file", 'p'); fprintf(stream, "Output detail options:\n"); fprintf(stream, "\t--%s (-%c) \t: Group resources by node\n", "group-by-node", 'n'); fprintf(stream, "\t--%s (-%c) \t: Display inactive resources\n", "inactive", 'r'); fprintf(stream, "\t--%s (-%c) \t: Display resource fail counts\n", "failcount", 'f'); fprintf(stream, "\t--%s (-%c) \t: Display resource operation history\n", "operations", 'o'); fprintf(stream, "Output destination options:\n"); fprintf(stream, "\t--%s (-%c) \t: Display the cluster status once as " "a simple one line output (suitable for nagios)\n", "simple-status", 's'); fprintf(stream, "\t--%s (-%c) \t: Display the cluster status once on " "the console and exit (doesnt use ncurses)\n", "one-shot", '1'); fprintf(stream, "\t--%s (-%c) \t: Write cluster status to the named file\n", "as-html", 'h'); fprintf(stream, "\t--%s (-%c) \t: Web mode with output suitable for cgi\n", "web-cgi", 'w'); fprintf(stream, "\t--%s (-%c) \t: Run in the background as a daemon\n", "daemonize", 'd'); fflush(stream); exit(exit_status); } /* * De-init ncurses, signoff from the CIB and deallocate memory. */ void clean_up(int rc) { #if ENABLE_SNMP netsnmp_session *session = crm_snmp_init(NULL); if(session) { snmp_close(session); snmp_shutdown("snmpapp"); } #endif #if CURSES_ENABLED if(as_console) { as_console = FALSE; echo(); nocbreak(); endwin(); } #endif if (cib != NULL) { cib->cmds->signoff(cib); cib_delete(cib); cib = NULL; } crm_free(as_html_file); crm_free(xml_file); crm_free(pid_file); if(rc >= 0) { exit(rc); } return; }