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#include <stdio.h> |
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#include <sys/types.h> |
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#include <sys/statvfs.h> |
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#include <sys/mnttab.h> |
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#include "ukcprog.h" |
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#include <sys/utsname.h> |
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#include <sys/loadavg.h> |
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#include <utmp.h> |
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#include <kstat.h> |
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#include <sys/sysinfo.h> |
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#include <unistd.h> |
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|
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void die(){ |
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exit(1); |
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} |
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|
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|
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void diskStats(){ |
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struct mnttab mp; |
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struct statvfs df; |
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FILE *f; |
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int counter=0; |
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|
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if ((f=fopen("/etc/mnttab", "r" ))==NULL){ |
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errf("Failed to open mounts (%m)"); |
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die(); |
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} |
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|
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while((getmntent(f, &mp)) == 0){ |
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if ((statvfs(mp.mnt_mountp, &df)) !=0){ |
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errf("Failed to gets fs stats (%m)"); |
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die(); |
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} |
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|
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printf("packet.disk.p%d.attributes.mount %s\n", counter, mp.mnt_mountp); |
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printf("packet.disk.p%d.attributes.name %s\n", counter, mp.mnt_special); |
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printf("packet.disk.p%d.attributes.kbytes %lu\n",counter, ((df.f_frsize/1024) * df.f_blocks)); |
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printf("packet.disk.p%d.attributes.used %lu\n",counter, (((df.f_frsize/1024) * df.f_blocks) -((df.f_frsize/1024) * df.f_bfree))); |
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printf("packet.disk.p%d.attributes.avail %lu\n",counter, (df.f_frsize/1024) * df.f_bavail); |
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printf("packet.disk.p%d.attributes.totalinodes %lu\n", counter, df.f_files); |
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printf("packet.disk.p%d.attributes.freeinodes %lu\n",counter, df.f_ffree); |
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|
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counter++; |
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} |
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} |
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|
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void osStats(){ |
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struct utsname os; |
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|
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if((uname(&os)) == -1){ |
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errf("Failed to get os stats (%m)"); |
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die(); |
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} |
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|
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printf("packet.os.name %s\n", os.sysname); |
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printf("packet.os.release %s\n" , os.release); |
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printf("packet.os.version %s\n", os.version); |
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printf("packet.os.sysname %s\n" , os.nodename); |
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printf("packet.os.platform %s\n", os.machine); |
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|
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} |
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|
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void loadStats(){ |
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double loadav[3]; |
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|
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if((getloadavg(loadav,3)) == -1){ |
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errf("Failed to get load averages (%m)"); |
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die(); |
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} |
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|
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printf("packet.load.load1 %.2f\n",loadav[0]); |
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printf("packet.load.load5 %.2f\n",loadav[1]); |
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printf("packet.load.load15 %.2f\n",loadav[2]); |
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} |
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|
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void userStats(){ |
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int nousers=0; |
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struct utmp *entry; |
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|
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printf("packet.users.list"); |
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|
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while((entry=getutent()) != NULL){ |
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if(entry->ut_type==USER_PROCESS) |
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{ |
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printf(" %s",entry->ut_user); |
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nousers++; |
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} |
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} |
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printf("\npacket.users.count %d\n", nousers); |
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} |
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|
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void systemStats(){ |
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kstat_ctl_t *kc; |
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kstat_t *ksp; |
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kstat_named_t *knp; |
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cpu_stat_t cs; |
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uint_t cpustats[4][2]; |
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float usage; |
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uint_t user, kernel, idle, iowait, total; |
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|
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if ((kc = kstat_open()) == NULL) { |
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errf("kstat_open failure (%m)"); |
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die(); |
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} |
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|
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/* Borrowed from gkrellm ;) */ |
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|
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for (ksp = kc->kc_chain; ksp!=NULL; ksp = ksp->ks_next) { |
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if ((strcmp(ksp->ks_module, "cpu_stat")) != 0) |
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continue; |
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if (kstat_read(kc, ksp, &cs) == -1) { |
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perror("kstat_read"); |
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continue; |
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} |
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} |
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|
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cpustats[0][0]=cs.cpu_sysinfo.cpu[CPU_USER]; |
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cpustats[1][0]=cs.cpu_sysinfo.cpu[CPU_WAIT]; |
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cpustats[2][0]=cs.cpu_sysinfo.cpu[CPU_KERNEL]; |
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cpustats[3][0]=cs.cpu_sysinfo.cpu[CPU_IDLE]; |
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|
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sleep(1); |
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|
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if (kstat_chain_update(kc) == -1) { |
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errf("Kstat update failure (%m)"); |
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die(); |
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} |
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|
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for (ksp = kc->kc_chain; ksp!=NULL ; ksp = ksp->ks_next) { |
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if ((strcmp(ksp->ks_module, "cpu_stat")) != 0) |
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continue; |
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if (kstat_read(kc, ksp, &cs) == -1) { |
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perror("kstat_read"); |
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continue; |
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} |
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} |
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|
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cpustats[0][1]=cs.cpu_sysinfo.cpu[CPU_USER]; |
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cpustats[1][1]=cs.cpu_sysinfo.cpu[CPU_WAIT]; |
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cpustats[2][1]=cs.cpu_sysinfo.cpu[CPU_KERNEL]; |
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cpustats[3][1]=cs.cpu_sysinfo.cpu[CPU_IDLE]; |
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|
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user=cpustats[0][1]-cpustats[0][0]; |
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iowait=cpustats[1][1]-cpustats[1][0]; |
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kernel=cpustats[2][1]-cpustats[2][0]; |
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idle=cpustats[3][1]-cpustats[3][0]; |
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|
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total=user+kernel+idle+iowait; |
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|
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usage=((((float)user)/((float)total))*100.00); |
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|
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printf("user : %u\n",user); |
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printf("total : %u\n",total); |
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|
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printf("packet.cpu.user %3.2f\n", usage); |
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usage=((((float)kernel)/((float)total))*100.00); |
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printf("packet.cpu.kernel %3.2f\n", usage); |
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usage=((((float)idle)/((float)total))*100.00); |
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printf("packet.cpu.idle %3.2f\n", usage); |
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usage=((((float)iowait)/((float)total))*100.00); |
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printf("packet.cpu.iowait %3.2f\n", usage); |
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|
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/* if((ksp = kstat_lookup(kc, "unix", -1, "system_pages")) == NULL){ |
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errf("Mem lookup failed (%m)"); |
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die(); |
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} |
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|
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if((knp = (kstat_named_t *)kstat_data_lookup(ksp, "pagesfree")) == NULL){ |
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errf("Mem lookup failed (%m)"); |
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die(); |
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} |
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|
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printf("%ui32\n", knp->value.ui32); |
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*/ |
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} |
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|
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|
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|
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int main(){ |
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diskStats(); |
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osStats(); |
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loadStats(); |
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userStats(); |
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systemStats(); |
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|
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return 0; |
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} |
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|
