X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=plugins%2Fcheck_ping.c;h=26c0192afa9a2acda0dbe0a4a392b6dbcdb814f1;hb=eb47d0870a7901a5e6304686e0defee4287d66bc;hp=3a02597cb16cca73026829edfe3e421c528af0b7;hpb=288f40a0bbd8babac9dfdf5facdbd9f37bd1841f;p=nagiosplug.git diff --git a/plugins/check_ping.c b/plugins/check_ping.c index 3a02597..26c0192 100644 --- a/plugins/check_ping.c +++ b/plugins/check_ping.c @@ -1,65 +1,43 @@ -/***************************************************************************** -* -* CHECK_PING.C -* -* Program: Ping plugin for Nagios -* License: GPL -* Copyright (c) 1999 Ethan Galstad (nagios@nagios.org) -* -* $Id$ -* -*****************************************************************************/ - -#define PROGNAME "check_ping" -#define REVISION "$Revision$" -#define COPYRIGHT "1999-2001" -#define AUTHOR "Ethan Galstad/Karl DeBisschop" -#define EMAIL "kdebisschop@users.sourceforge.net" -#define SUMMARY "Use ping to check connection statistics for a remote host.\n" - -#define OPTIONS "\ --H -w ,%% -c ,%%\n\ - [-p packets] [-t timeout] [-L]\n" - -#define LONGOPTIONS "\ --H, --hostname=HOST\n\ - host to ping\n\ --w, --warning=THRESHOLD\n\ - warning threshold pair\n\ --c, --critical=THRESHOLD\n\ - critical threshold pair\n\ --p, --packets=INTEGER\n\ - number of ICMP ECHO packets to send (Default: %d)\n\ --t, --timeout=INTEGER\n\ - optional specified timeout in second (Default: %d)\n\ --L, --link\n\ - show HTML in the plugin output (obsoleted by urlize)\n\ -THRESHOLD is ,%% where is the round trip average travel\n\ -time (ms) which triggers a WARNING or CRITICAL state, and is the\n\ -percentage of packet loss to trigger an alarm state.\n" +/****************************************************************************** -#define DESCRIPTION "\ -This plugin uses the ping command to probe the specified host for packet loss\n\ -(percentage) and round trip average (milliseconds). It can produce HTML output\n\ -linking to a traceroute CGI contributed by Ian Cass. The CGI can be found in\n\ -the contrib area of the downloads section at http://www.nagios.org\n\n" + 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., 675 Mass Ave, Cambridge, MA 02139, USA. + +******************************************************************************/ + +const char *progname = "check_ping"; +const char *revision = "$Revision$"; +const char *copyright = "2000-2003"; +const char *email = "nagiosplug-devel@lists.sourceforge.net"; -#include "config.h" #include "common.h" +#include "netutils.h" #include "popen.h" #include "utils.h" -#define UNKNOWN_PACKET_LOSS 200 /* 200% */ +#define WARN_DUPLICATES "DUPLICATES FOUND! " #define UNKNOWN_TRIP_TIME -1.0 /* -1 seconds */ -#define DEFAULT_MAX_PACKETS 5 /* default no. of ICMP ECHO packets */ -#define WARN_DUPLICATES "DUPLICATES FOUND! " +enum { + UNKNOWN_PACKET_LOSS = 200, /* 200% */ + DEFAULT_MAX_PACKETS = 5 /* default no. of ICMP ECHO packets */ +}; int process_arguments (int, char **); -int call_getopt (int, char **); int get_threshold (char *, float *, int *); int validate_arguments (void); -int run_ping (char *); +int run_ping (char *, char *); void print_usage (void); void print_help (void); @@ -68,85 +46,133 @@ int wpl = UNKNOWN_PACKET_LOSS; int cpl = UNKNOWN_PACKET_LOSS; float wrta = UNKNOWN_TRIP_TIME; float crta = UNKNOWN_TRIP_TIME; -char *server_address = NULL; +char **addresses = NULL; +int n_addresses; +int max_addr = 1; int max_packets = -1; int verbose = FALSE; float rta = UNKNOWN_TRIP_TIME; int pl = UNKNOWN_PACKET_LOSS; -char *warn_text = NULL; +char *warn_text = ""; + + + + int main (int argc, char **argv) { - char *command_line = NULL; + char *cmd = NULL; int result = STATE_UNKNOWN; + int this_result = STATE_UNKNOWN; + int i; - if (process_arguments (argc, argv) == ERROR) - usage ("Could not parse arguments"); + addresses = malloc (max_addr); - /* does the host address of number of packets argument come first? */ -#ifdef PING_PACKETS_FIRST - command_line = - ssprintf (command_line, PING_COMMAND, max_packets, server_address); -#else - command_line = - ssprintf (command_line, PING_COMMAND, server_address, max_packets); -#endif + if (process_arguments (argc, argv) == ERROR) + usage (_("Could not parse arguments")); + exit; /* Set signal handling and alarm */ if (signal (SIGALRM, popen_timeout_alarm_handler) == SIG_ERR) { - printf ("Cannot catch SIGALRM"); + printf (_("Cannot catch SIGALRM")); return STATE_UNKNOWN; } /* handle timeouts gracefully */ alarm (timeout_interval); - if (verbose) - printf ("%s ==> ", command_line); + for (i = 0 ; i < n_addresses ; i++) { - /* run the command */ - run_ping (command_line); + /* does the host address of number of packets argument come first? */ +#ifdef PING6_COMMAND +# ifdef PING_PACKETS_FIRST + if (is_inet6_addr(addresses[i]) && address_family != AF_INET) + asprintf (&cmd, PING6_COMMAND, max_packets, addresses[i]); + else + asprintf (&cmd, PING_COMMAND, max_packets, addresses[i]); +# else + if (is_inet6_addr(addresses[i]) && address_family != AF_INET) + asprintf (&cmd, PING6_COMMAND, addresses[i], max_packets); + else + asprintf (&cmd, PING_COMMAND, addresses[i], max_packets); +# endif +#else /* USE_IPV6 */ +# ifdef PING_PACKETS_FIRST + asprintf (&cmd, PING_COMMAND, max_packets, addresses[i]); +# else + asprintf (&cmd, PING_COMMAND, addresses[i], max_packets); +# endif +#endif /* USE_IPV6 */ + + if (verbose) + printf ("%s ==> ", cmd); + + /* run the command */ + this_result = run_ping (cmd, addresses[i]); + + if (pl == UNKNOWN_PACKET_LOSS || rta == UNKNOWN_TRIP_TIME) { + printf ("%s\n", cmd); + die (STATE_UNKNOWN, + _("Error: Could not interpret output from ping command\n")); + } - if (pl == UNKNOWN_PACKET_LOSS || rta == UNKNOWN_TRIP_TIME) { - printf ("%s\n", command_line); - terminate (STATE_UNKNOWN, - "Error: Could not interpret output from ping command\n"); - } + if (pl >= cpl || rta >= crta || rta < 0) + this_result = STATE_CRITICAL; + else if (pl >= wpl || rta >= wrta) + this_result = STATE_WARNING; + else if (pl >= 0 && rta >= 0) + this_result = max_state (STATE_OK, this_result); + + if (n_addresses > 1 && this_result != STATE_UNKNOWN) + die (STATE_OK, "%s is alive\n", addresses[i]); + + if (display_html == TRUE) + printf ("", CGIURL, addresses[i]); + if (pl == 100) + printf (_("PING %s - %sPacket loss = %d%%"), state_text (this_result), warn_text, + pl); + else + printf (_("PING %s - %sPacket loss = %d%%, RTA = %2.2f ms"), + state_text (this_result), warn_text, pl, rta); + if (display_html == TRUE) + printf (""); + printf ("\n"); - if (pl >= cpl || rta >= crta || rta < 0) - result = STATE_CRITICAL; - else if (pl >= wpl || rta >= wrta) - result = STATE_WARNING; - else if (pl < wpl && rta < wrta && pl >= 0 && rta >= 0) - result = max (result, STATE_OK); + if (verbose) + printf ("%f:%d%% %f:%d%%\n", wrta, wpl, crta, cpl); - if (display_html == TRUE) - printf ("", CGIURL, server_address); - if (pl == 100) - printf ("PING %s - %sPacket loss = %d%%", state_text (result), warn_text, - pl); - else - printf ("PING %s - %sPacket loss = %d%%, RTA = %2.2f ms", - state_text (result), warn_text, pl, rta); - if (display_html == TRUE) - printf (""); - printf ("\n"); + result = max_state (result, this_result); - if (verbose) - printf ("%f:%d%% %f:%d%%\n", wrta, wpl, crta, cpl); + } return result; } - + + + + + /* process command-line arguments */ int process_arguments (int argc, char **argv) { - int c; + int c = 1; + char *ptr; + + int option_index = 0; + static struct option long_options[] = { + STD_LONG_OPTS, + {"packets", required_argument, 0, 'p'}, + {"nohtml", no_argument, 0, 'n'}, + {"link", no_argument, 0, 'L'}, + {"use-ipv4", no_argument, 0, '4'}, + {"use-ipv6", no_argument, 0, '6'}, + {0, 0, 0, 0} + }; if (argc < 2) return ERROR; @@ -158,138 +184,66 @@ process_arguments (int argc, char **argv) strcpy (argv[c], "-n"); } - c = 0; - while ((c += call_getopt (argc - c, &argv[c])) < argc) { - - if (is_option (argv[c])) - continue; - - if (server_address == NULL) { - if (is_host (argv[c]) == FALSE) { - printf ("Invalid host name/address: %s\n\n", argv[c]); - return ERROR; - } - server_address = argv[c]; - } - else if (wpl == UNKNOWN_PACKET_LOSS) { - if (is_intpercent (argv[c]) == FALSE) { - printf (" (%s) must be an integer percentage\n", argv[c]); - return ERROR; - } - wpl = atoi (argv[c]); - } - else if (cpl == UNKNOWN_PACKET_LOSS) { - if (is_intpercent (argv[c]) == FALSE) { - printf (" (%s) must be an integer percentage\n", argv[c]); - return ERROR; - } - cpl = atoi (argv[c]); - } - else if (wrta == UNKNOWN_TRIP_TIME) { - if (is_negative (argv[c])) { - printf (" (%s) must be a non-negative number\n", argv[c]); - return ERROR; - } - wrta = atof (argv[c]); - } - else if (crta == UNKNOWN_TRIP_TIME) { - if (is_negative (argv[c])) { - printf (" (%s) must be a non-negative number\n", argv[c]); - return ERROR; - } - crta = atof (argv[c]); - } - else if (max_packets == -1) { - if (is_intnonneg (argv[c])) { - max_packets = atoi (argv[c]); - } - else { - printf (" (%s) must be a non-negative number\n", - argv[c]); - return ERROR; - } - } - - } - - return validate_arguments (); -} - -int -call_getopt (int argc, char **argv) -{ - int c, i = 0; - -#ifdef HAVE_GETOPT_H - int option_index = 0; - static struct option long_options[] = { - {"help", no_argument, 0, 'h'}, - {"version", no_argument, 0, 'V'}, - {"verbose", no_argument, 0, 'v'}, - {"nohtml", no_argument, 0, 'n'}, - {"link", no_argument, 0, 'L'}, - {"timeout", required_argument, 0, 't'}, - {"critical", required_argument, 0, 'c'}, - {"warning", required_argument, 0, 'w'}, - {"hostname", required_argument, 0, 'H'}, - {"packets", required_argument, 0, 'p'}, - {0, 0, 0, 0} - }; -#endif - while (1) { -#ifdef HAVE_GETOPT_H - c = - getopt_long (argc, argv, "+hVvt:c:w:H:p:nL", long_options, - &option_index); -#else - c = getopt (argc, argv, "+hVvt:c:w:H:p:nL"); -#endif - - i++; + c = getopt_long (argc, argv, "VvhnL46t:c:w:H:p:", long_options, &option_index); - if (c == -1 || c == EOF || c == 1) + if (c == -1 || c == EOF) break; switch (c) { - case 't': - case 'c': - case 'w': - case 'H': - case 'p': - i++; - } - - switch (c) { - case '?': /* print short usage statement if args not parsable */ - usage2 ("Unknown argument", optarg); - case 'h': /* help */ + case '?': /* usage */ + usage3 (_("Unknown argument"), optopt); + case 'h': /* help */ print_help (); exit (STATE_OK); - case 'V': /* version */ - print_revision (PROGNAME, REVISION); + case 'V': /* version */ + print_revision (progname, revision); exit (STATE_OK); - case 't': /* timeout period */ + case 't': /* timeout period */ timeout_interval = atoi (optarg); break; - case 'v': /* verbose mode */ + case 'v': /* verbose mode */ verbose = TRUE; break; - case 'H': /* hostname */ - if (is_host (optarg) == FALSE) - usage2 ("Invalid host name/address", optarg); - server_address = optarg; + case '4': /* IPv4 only */ + address_family = AF_INET; break; - case 'p': /* number of packets to send */ + case '6': /* IPv6 only */ +#ifdef USE_IPV6 + address_family = AF_INET6; +#else + usage (_("IPv6 support not available\n")); +#endif + break; + case 'H': /* hostname */ + ptr=optarg; + while (1) { + n_addresses++; + if (n_addresses > max_addr) { + max_addr *= 2; + addresses = realloc (addresses, max_addr); + if (addresses == NULL) + die (STATE_UNKNOWN, _("Could not realloc() addresses\n")); + } + addresses[n_addresses-1] = ptr; + if ((ptr = index (ptr, ','))) { + strcpy (ptr, ""); + ptr += sizeof(char); + } else { + break; + } + } + break; + case 'p': /* number of packets to send */ if (is_intnonneg (optarg)) max_packets = atoi (optarg); else - usage2 (" (%s) must be a non-negative number\n", optarg); + usage2 (_(" (%s) must be a non-negative number\n"), optarg); break; - case 'n': /* no HTML */ + case 'n': /* no HTML */ display_html = FALSE; break; - case 'L': /* show HTML */ + case 'L': /* show HTML */ display_html = TRUE; break; case 'c': @@ -301,7 +255,75 @@ call_getopt (int argc, char **argv) } } - return i; + c = optind; + if (c == argc) + return validate_arguments (); + + if (addresses[0] == NULL) { + if (is_host (argv[c]) == FALSE) { + printf (_("Invalid host name/address: %s\n\n"), argv[c]); + return ERROR; + } else { + addresses[0] = argv[c++]; + if (c == argc) + return validate_arguments (); + } + } + + if (wpl == UNKNOWN_PACKET_LOSS) { + if (is_intpercent (argv[c]) == FALSE) { + printf (_(" (%s) must be an integer percentage\n"), argv[c]); + return ERROR; + } else { + wpl = atoi (argv[c++]); + if (c == argc) + return validate_arguments (); + } + } + + if (cpl == UNKNOWN_PACKET_LOSS) { + if (is_intpercent (argv[c]) == FALSE) { + printf (_(" (%s) must be an integer percentage\n"), argv[c]); + return ERROR; + } else { + cpl = atoi (argv[c++]); + if (c == argc) + return validate_arguments (); + } + } + + if (wrta == UNKNOWN_TRIP_TIME) { + if (is_negative (argv[c])) { + printf (_(" (%s) must be a non-negative number\n"), argv[c]); + return ERROR; + } else { + wrta = atof (argv[c++]); + if (c == argc) + return validate_arguments (); + } + } + + if (crta == UNKNOWN_TRIP_TIME) { + if (is_negative (argv[c])) { + printf (_(" (%s) must be a non-negative number\n"), argv[c]); + return ERROR; + } else { + crta = atof (argv[c++]); + if (c == argc) + return validate_arguments (); + } + } + + if (max_packets == -1) { + if (is_intnonneg (argv[c])) { + max_packets = atoi (argv[c++]); + } else { + printf (_(" (%s) must be a non-negative number\n"), argv[c]); + return ERROR; + } + } + + return validate_arguments (); } int @@ -313,38 +335,39 @@ get_threshold (char *arg, float *trta, int *tpl) return OK; else if (strstr (arg, "%") && sscanf (arg, "%d%%", tpl) == 1) return OK; - else - usage2 ("%s: Warning threshold must be integer or percentage!\n\n", arg); + usage2 (_("%s: Warning threshold must be integer or percentage!\n\n"), arg); + return STATE_UNKNOWN; } int validate_arguments () { float max_seconds; + int i; if (wrta == UNKNOWN_TRIP_TIME) { - printf (" was not set\n"); + printf (_(" was not set\n")); return ERROR; } else if (crta == UNKNOWN_TRIP_TIME) { - printf (" was not set\n"); + printf (_(" was not set\n")); return ERROR; } else if (wpl == UNKNOWN_PACKET_LOSS) { - printf (" was not set\n"); + printf (_(" was not set\n")); return ERROR; } else if (cpl == UNKNOWN_PACKET_LOSS) { - printf (" was not set\n"); + printf (_(" was not set\n")); return ERROR; } else if (wrta > crta) { - printf (" (%f) cannot be larger than (%f)\n", wrta, crta); + printf (_(" (%f) cannot be larger than (%f)\n"), wrta, crta); return ERROR; } else if (wpl > cpl) { - printf (" (%d) cannot be larger than (%d)\n", wpl, cpl); + printf (_(" (%d) cannot be larger than (%d)\n"), wpl, cpl); return ERROR; } @@ -355,72 +378,58 @@ validate_arguments () if (max_seconds > timeout_interval) timeout_interval = (int)max_seconds; + for (i=0; i -w ,%% -c ,%%\n\ + [-p packets] [-t timeout] [-L] [-4|-6]\n", progname); + printf (_(UT_HLP_VRS), progname, progname); } void print_help (void) { - print_revision (PROGNAME, REVISION); - printf - ("Copyright (c) %s %s <%s>\n\n%s\n", - COPYRIGHT, AUTHOR, EMAIL, SUMMARY); + print_revision (progname, revision); + + printf (_("Copyright (c) 1999 Ethan Galstad ")); + printf (_(COPYRIGHT), copyright, email); + + printf (_("Use ping to check connection statistics for a remote host.\n\n")); + print_usage (); - printf - ("\nOptions:\n" LONGOPTIONS "\n" DESCRIPTION "\n", - DEFAULT_MAX_PACKETS, DEFAULT_SOCKET_TIMEOUT); - support (); + + printf (_(UT_HELP_VRSN)); + + printf (_(UT_IPv46)); + + printf (_("\ +-H, --hostname=HOST\n\ + host to ping\n\ +-w, --warning=THRESHOLD\n\ + warning threshold pair\n\ +-c, --critical=THRESHOLD\n\ + critical threshold pair\n\ +-p, --packets=INTEGER\n\ + number of ICMP ECHO packets to send (Default: %d)\n\ +-L, --link\n\ + show HTML in the plugin output (obsoleted by urlize)\n"), + DEFAULT_MAX_PACKETS); + + printf (_(UT_TIMEOUT), DEFAULT_SOCKET_TIMEOUT); + + printf (_("\ +THRESHOLD is ,%% where is the round trip average travel\n\ +time (ms) which triggers a WARNING or CRITICAL state, and is the\n\ +percentage of packet loss to trigger an alarm state.\n\n")); + + printf (_("\ +This plugin uses the ping command to probe the specified host for packet loss\n\ +(percentage) and round trip average (milliseconds). It can produce HTML output\n\ +linking to a traceroute CGI contributed by Ian Cass. The CGI can be found in\n\ +the contrib area of the downloads section at http://www.nagios.org\n\n")); + + printf (_(UT_SUPPORT)); }