int main(int argc, char **argv) { static struct option long_options[] = { {"config", required_argument, NULL, 'f'}, {"verbose", no_argument, NULL, 'v'}, {"no-history", no_argument, NULL, 'H'}, {NULL, 0, NULL, 0} }; int optindex; int c; char standby_version[MAXVERSIONSTR]; progname = get_progname(argv[0]); if (argc > 1) { if (strcmp(argv[1], "--help") == 0 || strcmp(argv[1], "-?") == 0) { help(progname); exit(SUCCESS); } if (strcmp(argv[1], "--version") == 0 || strcmp(argv[1], "-V") == 0) { printf("%s (PostgreSQL) " PG_VERSION "\n", progname); exit(SUCCESS); } } while ((c = getopt_long(argc, argv, "f:vH", long_options, &optindex)) != -1) { switch (c) { case 'f': config_file = optarg; break; case 'v': verbose = true; break; case 'H': /* no-history */ only_one_entry_desired = true; break; default: usage(); exit(ERR_BAD_CONFIG); } } setup_cancel_handler(); /* * Read the configuration file: repmgr.conf */ parse_config(config_file, &local_options); if (local_options.node == -1) { log_err("Node information is missing. " "Check the configuration file, or provide one if you have not done so.\n"); exit(ERR_BAD_CONFIG); } logger_init(progname, local_options.loglevel, local_options.logfacility); if (verbose) logger_min_verbose(LOG_INFO); snprintf(repmgr_schema, MAXLEN, "%s%s", DEFAULT_REPMGR_SCHEMA_PREFIX, local_options.cluster_name); log_info(_("%s Connecting to database '%s'\n"), progname, local_options.conninfo); myLocalConn = establishDBConnection(local_options.conninfo, true); /* should be v9 or better */ log_info(_("%s Connected to database, checking its state\n"), progname); pg_version(myLocalConn, standby_version); if (strcmp(standby_version, "") == 0) { PQfinish(myLocalConn); log_err(_("%s needs standby to be PostgreSQL 9.0 or better\n"), progname); exit(ERR_BAD_CONFIG); } /* * Set my server mode, establish a connection to primary * and start monitor */ myLocalMode = is_standby(myLocalConn) ? STANDBY_MODE : PRIMARY_MODE; if (myLocalMode == PRIMARY_MODE) { primary_options.node = local_options.node; strncpy(primary_options.conninfo, local_options.conninfo, MAXLEN); primaryConn = myLocalConn; } else { /* I need the id of the primary as well as a connection to it */ log_info(_("%s Connecting to primary for cluster '%s'\n"), progname, local_options.cluster_name); primaryConn = getMasterConnection(myLocalConn, local_options.node, local_options.cluster_name, &primary_options.node,NULL); if (primaryConn == NULL) { CloseConnections(); exit(ERR_BAD_CONFIG); } } checkClusterConfiguration(myLocalConn,primaryConn); checkNodeConfiguration(local_options.conninfo); if (myLocalMode == STANDBY_MODE) { log_info(_("%s Starting continuous standby node monitoring\n"), progname); MonitorCheck(); } else { log_info(_("%s This is a primary node, program not needed here; exiting'\n"), progname); } /* Prevent a double-free */ if (primaryConn == myLocalConn) myLocalConn = NULL; /* close the connection to the database and cleanup */ CloseConnections(); /* Shuts down logging system */ logger_shutdown(); return 0; }
int main(int argc, char **argv) { static struct option long_options[] = { {"config", required_argument, NULL, 'f'}, {"verbose", no_argument, NULL, 'v'}, {NULL, 0, NULL, 0} }; int optindex; int c; char conninfo[MAXLEN]; char standby_version[MAXVERSIONSTR]; progname = get_progname(argv[0]); if (argc > 1) { if (strcmp(argv[1], "--help") == 0 || strcmp(argv[1], "-?") == 0) { help(progname); exit(0); } if (strcmp(argv[1], "--version") == 0 || strcmp(argv[1], "-V") == 0) { printf("%s (PostgreSQL) " PG_VERSION "\n", progname); exit(0); } } while ((c = getopt_long(argc, argv, "f:v", long_options, &optindex)) != -1) { switch (c) { case 'f': config_file = optarg; break; case 'v': verbose = true; break; default: fprintf(stderr, _("Try \"%s --help\" for more information.\n"), progname); exit(1); } } setup_cancel_handler(); if (config_file == NULL) { config_file = malloc(5 + sizeof(CONFIG_FILE)); sprintf(config_file, "./%s", CONFIG_FILE); } /* * Read the configuration file: repmgr.conf */ parse_config(config_file, myClusterName, &myLocalId, conninfo); if (myLocalId == -1) { fprintf(stderr, "Node information is missing. " "Check the configuration file.\n"); exit(1); } myLocalConn = establishDBConnection(conninfo, true); /* should be v9 or better */ pg_version(myLocalConn, standby_version); if (strcmp(standby_version, "") == 0) { PQfinish(myLocalConn); fprintf(stderr, _("%s needs standby to be PostgreSQL 9.0 or better\n"), progname); exit(1); } /* * Set my server mode, establish a connection to primary * and start monitor */ myLocalMode = is_standby(myLocalConn) ? STANDBY_MODE : PRIMARY_MODE; if (myLocalMode == PRIMARY_MODE) { primaryId = myLocalId; strcpy(primaryConninfo, conninfo); primaryConn = myLocalConn; } else { /* I need the id of the primary as well as a connection to it */ primaryConn = getMasterConnection(myLocalConn, myLocalId, myClusterName, &primaryId); if (primaryConn == NULL) exit(1); } checkClusterConfiguration(); checkNodeConfiguration(conninfo); if (myLocalMode == STANDBY_MODE) { MonitorCheck(); } /* close the connection to the database and cleanup */ CloseConnections(); return 0; }