289 lines
6.9 KiB
C
289 lines
6.9 KiB
C
/*****************************************************************************
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*
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* check_cluster.c - Host and Service Cluster Plugin for Monitoring
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*
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* License: GPL
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* Copyright (c) 2000-2004 Ethan Galstad (nagios@nagios.org)
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* Copyright (c) 2007 Monitoring Plugins Development Team
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*
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*****************************************************************************/
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const char *progname = "check_cluster";
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const char *copyright = "2000-2007";
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const char *email = "devel@monitoring-plugins.org";
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#include "common.h"
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#include "utils.h"
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#include "utils_base.h"
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#define CHECK_SERVICES 1
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#define CHECK_HOSTS 2
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void print_help (void);
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void print_usage (void);
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int total_services_ok=0;
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int total_services_warning=0;
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int total_services_unknown=0;
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int total_services_critical=0;
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int total_hosts_up=0;
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int total_hosts_down=0;
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int total_hosts_unreachable=0;
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char *warn_threshold;
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char *crit_threshold;
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int check_type=CHECK_SERVICES;
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char *data_vals=NULL;
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char *label=NULL;
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int verbose=0;
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int process_arguments(int,char **);
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int main(int argc, char **argv){
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char *ptr;
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int data_val;
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int return_code=STATE_OK;
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thresholds *thresholds = NULL;
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setlocale (LC_ALL, "");
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bindtextdomain (PACKAGE, LOCALEDIR);
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textdomain (PACKAGE);
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/* Parse extra opts if any */
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argv=np_extra_opts(&argc, argv, progname);
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if(process_arguments(argc,argv)==ERROR)
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usage(_("Could not parse arguments"));
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/* Initialize the thresholds */
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set_thresholds(&thresholds, warn_threshold, crit_threshold);
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if(verbose)
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print_thresholds("check_cluster", thresholds);
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/* check the data values */
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for(ptr=strtok(data_vals,",");ptr!=NULL;ptr=strtok(NULL,",")){
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data_val=atoi(ptr);
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if(check_type==CHECK_SERVICES){
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switch(data_val){
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case 0:
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total_services_ok++;
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break;
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case 1:
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total_services_warning++;
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break;
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case 2:
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total_services_critical++;
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break;
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case 3:
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total_services_unknown++;
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break;
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default:
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break;
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}
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}
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else{
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switch(data_val){
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case 0:
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total_hosts_up++;
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break;
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case 1:
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total_hosts_down++;
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break;
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case 2:
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total_hosts_unreachable++;
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break;
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default:
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break;
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}
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}
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}
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/* return the status of the cluster */
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if(check_type==CHECK_SERVICES){
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return_code=get_status(total_services_warning+total_services_unknown+total_services_critical, thresholds);
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printf("CLUSTER %s: %s: %d ok, %d warning, %d unknown, %d critical\n",
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state_text(return_code), (label==NULL)?"Service cluster":label,
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total_services_ok,total_services_warning,
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total_services_unknown,total_services_critical);
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}
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else{
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return_code=get_status(total_hosts_down+total_hosts_unreachable, thresholds);
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printf("CLUSTER %s: %s: %d up, %d down, %d unreachable\n",
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state_text(return_code), (label==NULL)?"Host cluster":label,
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total_hosts_up,total_hosts_down,total_hosts_unreachable);
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}
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return return_code;
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}
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int process_arguments(int argc, char **argv){
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int c;
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char *ptr;
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int option=0;
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static struct option longopts[]={
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{"data", required_argument,0,'d'},
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{"warning", required_argument,0,'w'},
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{"critical", required_argument,0,'c'},
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{"label", required_argument,0,'l'},
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{"host", no_argument, 0,'h'},
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{"service", no_argument, 0,'s'},
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{"verbose", no_argument, 0,'v'},
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{"version", no_argument, 0,'V'},
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{"help", no_argument, 0,'H'},
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{0,0,0,0}
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};
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/* no options were supplied */
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if(argc<2)
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return ERROR;
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while(1){
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c=getopt_long(argc,argv,"hHsvVw:c:d:l:",longopts,&option);
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if(c==-1 || c==EOF || c==1)
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break;
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switch(c){
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case 'h': /* host cluster */
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check_type=CHECK_HOSTS;
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break;
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case 's': /* service cluster */
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check_type=CHECK_SERVICES;
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break;
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case 'w': /* warning threshold */
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warn_threshold = strdup(optarg);
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break;
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case 'c': /* warning threshold */
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crit_threshold = strdup(optarg);
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break;
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case 'd': /* data values */
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data_vals=(char *)strdup(optarg);
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/* validate data */
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for (ptr=data_vals;ptr!=NULL;ptr+=2){
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if (ptr[0]<'0' || ptr[0]>'3')
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return ERROR;
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if (ptr[1]=='\0')
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break;
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if (ptr[1]!=',')
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return ERROR;
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}
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break;
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case 'l': /* text label */
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label=(char *)strdup(optarg);
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break;
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case 'v': /* verbose */
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verbose++;
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break;
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case 'V': /* version */
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print_revision (progname, NP_VERSION);
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exit (STATE_UNKNOWN);
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break;
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case 'H': /* help */
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print_help();
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exit(STATE_UNKNOWN);
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break;
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default:
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return ERROR;
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break;
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}
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}
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if(data_vals==NULL)
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return ERROR;
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return OK;
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}
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void
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print_help(void)
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{
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print_revision(progname, NP_VERSION);
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printf ("Copyright (c) 2000-2004 Ethan Galstad (nagios@nagios.org)\n");
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printf(COPYRIGHT, copyright, email);
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printf(_("Host/Service Cluster Plugin for Monitoring"));
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printf("\n\n");
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print_usage();
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printf("\n");
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printf("%s\n", _("Options:"));
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printf(UT_EXTRA_OPTS);
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printf (" %s\n", "-s, --service");
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printf (" %s\n", _("Check service cluster status"));
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printf (" %s\n", "-h, --host");
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printf (" %s\n", _("Check host cluster status"));
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printf (" %s\n", "-l, --label=STRING");
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printf (" %s\n", _("Optional prepended text output (i.e. \"Host cluster\")"));
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printf (" %s\n", "-w, --warning=THRESHOLD");
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printf (" %s\n", _("Specifies the range of hosts or services in cluster that must be in a"));
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printf (" %s\n", _("non-OK state in order to return a WARNING status level"));
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printf (" %s\n", "-c, --critical=THRESHOLD");
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printf (" %s\n", _("Specifies the range of hosts or services in cluster that must be in a"));
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printf (" %s\n", _("non-OK state in order to return a CRITICAL status level"));
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printf (" %s\n", "-d, --data=LIST");
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printf (" %s\n", _("The status codes of the hosts or services in the cluster, separated by"));
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printf (" %s\n", _("commas"));
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printf(UT_VERBOSE);
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printf("\n");
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printf("%s\n", _("Notes:"));
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printf(UT_THRESHOLDS_NOTES);
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printf ("\n");
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printf ("%s\n", _("Examples:"));
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printf (" %s\n", "check_cluster -s -d 2,0,2,0 -c @3:");
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printf (" %s\n", _("Will alert critical if there are 3 or more service data points in a non-OK") );
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printf (" %s\n", _("state.") );
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printf(UT_SUPPORT);
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}
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void
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print_usage(void)
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{
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printf("%s\n", _("Usage:"));
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printf(" %s (-s | -h) -d val1[,val2,...,valn] [-l label]\n", progname);
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printf("[-w threshold] [-c threshold] [-v] [--help]\n");
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}
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