nagios插件之监控mqa线程数

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vi mqa_thread_count.c
#include <stdio.h>#include <stdlib.h>#include <string.h>#define OK       0#define WARNING  1#define CRITICAL 2#define UNKNOWN  3#define LEN 1023#define CMD "ps -efL | grep mqa.InitAdapter | grep -v grep | wc -l"int exitstatus=OK;char *exit_status[4]={"OK","WARNING","CRITICAL","UNKNOWN"};char status_information[LEN];char performance_data[LEN];int parse_cmd() {        int ret;        FILE *fp;        char readbuf[1024];        int i;        char *p,*str;        fp=popen(CMD,"r");        if(fp==NULL) {                fprintf(stderr,"popen() error.\n");                return -1;        }       // while(fgets(readbuf,1024,fp)!=NULL) {/*                for(p=strtok(readbuf," ");p;p=strtok(NULL," ")) {                //      str=p;                        sprintf(status_information,"active call=%s",p);                        sprintf(performance_data,"call=%s;;;;",p);                        break;                }                break;*///readbuf[strlen(readbuf)-1]=0;ret=fscanf(fp,"%s",readbuf);if(ret!=1) {fprintf(stderr,"fscanf() error.\n");}if(atoi(readbuf)<50) {exitstatus=OK;}else if(atoi(readbuf)>=50 && atoi(readbuf)<100) {exitstatus=WARNING;}else if(atoi(readbuf)>100) {exitstatus=CRITICAL;}                sprintf(status_information,"tomcat_threads=%s",readbuf);                sprintf(performance_data,"tomcat_threads=%s;;;;",readbuf);       // }        ret=pclose(fp);        if(fp==NULL) {                fprintf(stderr,"pclose() error.\n");                return -1;        }}int main() {        int ret;ret=parse_cmd();if(ret!=0) {fprintf(stderr,"parse_cmd() error.\n");               // exitstatus=CRITICAL;               // printf("%s: - %s | %s\n",exit_status[exitstatus],status_information,performance_data);exit(-1);}        printf("%s: %s | %s\n",exit_status[exitstatus],status_information,performance_data);        return exitstatus;}
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