diff --git a/plugins/check_pgsql.c b/plugins/check_pgsql.c
index 0f6eda479dee2f5c0862f853e0111310f9dc0b47..4ab28eabeb07e7b4c9693e2b8bf374b14e9f9d24 100644 (file)
--- a/plugins/check_pgsql.c
+++ b/plugins/check_pgsql.c
* Nagios check_pgsql plugin
*
* License: GPL
-* Copyright (c) 1999-2007 Nagios Plugins Development Team
+* Copyright (c) 1999-2011 Nagios Plugins Development Team
*
* Description:
*
*****************************************************************************/
const char *progname = "check_pgsql";
-const char *copyright = "1999-2007";
+const char *copyright = "1999-2011";
const char *email = "nagiosplug-devel@lists.sourceforge.net";
#include "common.h"
#define DEFAULT_DB "template1"
#define DEFAULT_HOST "127.0.0.1"
+/* return the PSQL server version as a 3-tuple */
+#define PSQL_SERVER_VERSION3(server_version) \
+ (server_version) / 10000, \
+ (server_version) / 100 - (int)((server_version) / 10000) * 100, \
+ (server_version) - (int)((server_version) / 100) * 100
+/* return true if the given host is a UNIX domain socket */
+#define PSQL_IS_UNIX_DOMAIN_SOCKET(host) \
+ ((NULL == (host)) || ('\0' == *(host)) || ('/' == *(host)))
+/* return a 3-tuple identifying a host/port independent of the socket type */
+#define PSQL_SOCKET3(host, port) \
+ ((NULL == (host)) || ('\0' == *(host))) ? DEFAULT_PGSOCKET_DIR : host, \
+ PSQL_IS_UNIX_DOMAIN_SOCKET (host) ? "/.s.PGSQL." : ":", \
+ port
+
enum {
DEFAULT_PORT = 5432,
DEFAULT_WARN = 2,
char dbName[NAMEDATALEN] = DEFAULT_DB;
char *pguser = NULL;
char *pgpasswd = NULL;
+char *pgparams = NULL;
double twarn = (double)DEFAULT_WARN;
double tcrit = (double)DEFAULT_CRIT;
char *pgquery = NULL;
<sect2>
<title>Future Enhancements</title>
<para>ToDo List</para>
-<itemizedlist>
-<listitem>Add option to get password from a secured file rather than the command line</listitem>
-</itemizedlist>
</sect2>
main (int argc, char **argv)
{
PGconn *conn;
+ char *conninfo = NULL;
- int elapsed_time;
+ struct timeval start_timeval;
+ struct timeval end_timeval;
+ double elapsed_time;
int status = STATE_UNKNOWN;
int query_status = STATE_UNKNOWN;
}
alarm (timeout_interval);
- if (verbose)
- printf("Connecting to database:\n DB: %s\n User: %s\n Host: %s\n Port: %d\n", dbName,
- (pguser != NULL) ? pguser : "unspecified",
- (pghost != NULL) ? pghost : "unspecified",
- (pgport != NULL) ? atoi(pgport) : DEFAULT_PORT);
+ if (pgparams)
+ asprintf (&conninfo, "%s ", pgparams);
+
+ asprintf (&conninfo, "%sdbname = '%s'", conninfo ? conninfo : "", dbName);
+ if (pghost)
+ asprintf (&conninfo, "%s host = '%s'", conninfo, pghost);
+ if (pgport)
+ asprintf (&conninfo, "%s port = '%s'", conninfo, pgport);
+ if (pgoptions)
+ asprintf (&conninfo, "%s options = '%s'", conninfo, pgoptions);
+ /* if (pgtty) -- ignored by PQconnectdb */
+ if (pguser)
+ asprintf (&conninfo, "%s user = '%s'", conninfo, pguser);
+
+ if (verbose) /* do not include password (see right below) in output */
+ printf ("Connecting to PostgreSQL using conninfo: %s%s\n", conninfo,
+ pgpasswd ? " password = <hidden>" : "");
+
+ if (pgpasswd)
+ asprintf (&conninfo, "%s password = '%s'", conninfo, pgpasswd);
/* make a connection to the database */
- time (&start_time);
- conn =
- PQsetdbLogin (pghost, pgport, pgoptions, pgtty, dbName, pguser, pgpasswd);
- time (&end_time);
- elapsed_time = (int) (end_time - start_time);
+ gettimeofday (&start_timeval, NULL);
+ conn = PQconnectdb (conninfo);
+ gettimeofday (&end_timeval, NULL);
+
+ while (start_timeval.tv_usec > end_timeval.tv_usec) {
+ --end_timeval.tv_sec;
+ end_timeval.tv_usec += 1000000;
+ }
+ elapsed_time = (double)(end_timeval.tv_sec - start_timeval.tv_sec)
+ + (double)(end_timeval.tv_usec - start_timeval.tv_usec) / 1000000.0;
+
if (verbose)
- printf("Time elapsed: %d\n", elapsed_time);
+ printf("Time elapsed: %f\n", elapsed_time);
/* check to see that the backend connection was successfully made */
if (verbose)
else {
status = STATE_OK;
}
- printf (_(" %s - database %s (%d sec.)|%s\n"),
+
+ if (verbose) {
+ char *server_host = PQhost (conn);
+ int server_version = PQserverVersion (conn);
+
+ printf ("Successfully connected to database %s (user %s) "
+ "at server %s%s%s (server version: %d.%d.%d, "
+ "protocol version: %d, pid: %d)\n",
+ PQdb (conn), PQuser (conn),
+ PSQL_SOCKET3 (server_host, PQport (conn)),
+ PSQL_SERVER_VERSION3 (server_version),
+ PQprotocolVersion (conn), PQbackendPID (conn));
+ }
+
+ printf (_(" %s - database %s (%f sec.)|%s\n"),
state_text(status), dbName, elapsed_time,
fperfdata("time", elapsed_time, "s",
- (int)twarn, twarn, (int)tcrit, tcrit, TRUE, 0, FALSE,0));
+ !!(twarn > 0.0), twarn, !!(tcrit > 0.0), tcrit, TRUE, 0, FALSE,0));
if (pgquery)
query_status = do_query (conn, pgquery);
{"authorization", required_argument, 0, 'a'},
{"port", required_argument, 0, 'P'},
{"database", required_argument, 0, 'd'},
+ {"option", required_argument, 0, 'o'},
{"query", required_argument, 0, 'q'},
{"query_critical", required_argument, 0, 'C'},
{"query_warning", required_argument, 0, 'W'},
};
while (1) {
- c = getopt_long (argc, argv, "hVt:c:w:H:P:d:l:p:a:q:C:W:v",
+ c = getopt_long (argc, argv, "hVt:c:w:H:P:d:l:p:a:o:q:C:W:v",
longopts, &option);
if (c == EOF)
query_warning = optarg;
break;
case 'H': /* host */
- if (!is_host (optarg))
+ if ((*optarg != '/') && (!is_host (optarg)))
usage2 (_("Invalid hostname/address"), optarg);
else
pghost = optarg;
case 'a':
pgpasswd = optarg;
break;
+ case 'o':
+ if (pgparams)
+ asprintf (&pgparams, "%s %s", pgparams, optarg);
+ else
+ asprintf (&pgparams, "%s", optarg);
+ break;
case 'q':
pgquery = optarg;
break;
printf (UT_HOST_PORT, 'P', myport);
- printf (UT_IPv46);
-
printf (" %s\n", "-d, --database=STRING");
printf (" %s", _("Database to check "));
printf (_("(default: %s)"), DEFAULT_DB);
printf (" %s\n", _("Login name of user"));
printf (" %s\n", "-p, --password = STRING");
printf (" %s\n", _("Password (BIG SECURITY ISSUE)"));
+ printf (" %s\n", "-o, --option = STRING");
+ printf (" %s\n", _("Connection parameters (keyword = value), see below"));
printf (UT_WARN_CRIT);
printf (" %s\n", _("See the chapter \"Monitoring Database Activity\" of the PostgreSQL manual"));
printf (" %s\n\n", _("for details about how to access internal statistics of the database server."));
+ printf (" %s\n", _("For a list of available connection parameters which may be used with the -o"));
+ printf (" %s\n", _("command line option, see the documentation for PQconnectdb() in the chapter"));
+ printf (" %s\n", _("\"libpq - C Library\" of the PostgreSQL manual. For example, this may be"));
+ printf (" %s\n", _("used to specify a service name in pg_service.conf to be used for additional"));
+ printf (" %s\n", _("connection parameters: -o 'service=<name>' or to specify the SSL mode:"));
+ printf (" %s\n\n", _("-o 'sslmode=require'."));
+
printf (" %s\n", _("The plugin will connect to a local postmaster if no host is specified. To"));
printf (" %s\n", _("connect to a remote host, be sure that the remote postmaster accepts TCP/IP"));
printf (" %s\n\n", _("connections (start the postmaster with the -i option)."));
? _("CRITICAL")
: _("UNKNOWN"));
printf (_("'%s' returned %f"), query, value);
- printf ("|query=%f;%s;%s;0\n", value,
+ printf ("|query=%f;%s;%s;;\n", value,
query_warning ? query_warning : "",
query_critical ? query_critical : "");
return my_status;