[ViewVC] Diff of: i-scream/projects/cms/source/host/ihost-perl/plugins/freebsd/freebsd.c

Comparing projects/cms/source/host/ihost-perl/plugins/freebsd/freebsd.c (file contents):
Revision 1.1 by pajs, Tue Mar 19 13:17:58 2002 UTC vs.
Revision 1.8 by pajs, Fri Apr 5 12:02:09 2002 UTC

+#include <sys/mount.h>
+#include <string.h>
+#include <stdlib.h>
-+
+#include <sys/utsname.h>
-+
+#include <sys/types.h>
-+
+#include <utmp.h>
-+
+#include <sys/dkstat.h>
-+
+#include <kvm.h>
-+
+#include <unistd.h>
-+
+#include <sys/sysctl.h>
-+
+#include <fcntl.h>
-+
+#include <limits.h>
-+
+#include <time.h>
-+
+#include <sys/time.h>
-+
+uid_t uid;
-+
+uid_t euid;
-+
+gid_t gid;
-+
+gid_t egid;
-+
+void die(){
+  exit(1);
-+
+void osStats(){
-+
+  struct utsname os;
-+
-+
+  if((uname(&os)) != 0){
-+
+    errf("Failed to get os stats (%m)");
-+
+    die();
-+
+  }
-+
-+
+  printf("packet.os.name %s\n", os.sysname);
-+
+  printf("packet.os.release %s\n" , os.release);
-+
+  printf("packet.os.version %s\n", os.version);
-+
+  printf("packet.os.sysname %s\n" , os.nodename);
-+
+  printf("packet.os.platform %s\n", os.machine);
-+
-+
+}
-+
+void loadStats(){
-+
+  double loadav[3];
-+
-+
+  if((getloadavg(loadav,3)) == -1){
-+
+    errf("Failed to get load averages (%m)");
-+
+    die();
-+
+  }
-+
-+
+  printf("packet.load.load1 %.2f\n",loadav[0]);
-+
+  printf("packet.load.load5 %.2f\n",loadav[1]);
-+
+  printf("packet.load.load15 %.2f\n",loadav[2]);
-+
+}
-+
-+
+void userStats(){
-+
+  struct utmp users;
-+
+  FILE *f;
-+
+  int numusers=0;
-+
-+
+  if ((f=fopen(_PATH_UTMP, "r")) == NULL){
-+
+    errf("Failed to get user stats(%m)");
-+
+    die();
-+
+  }
-+
-+
+  printf("packet.users.list");
-+
-+
+  while((fread(&users, sizeof(users),1,f)) != 0){
-+
+    if (users.ut_name[0] == '\0') continue;
-+
+    printf(" %s",users.ut_name);
-+
+    numusers++;
-+
+  }
-+
-+
+  printf("\npacket.users.count %d\n",numusers);
-+
-+
+}
-+
-+
+void systemStats(){
-+
-+
+  long cp_time[CPUSTATES];
-+
+  long total, user, idle, kernel, nice;
-+
+  long totalmem, freemem, swaptotal, swapused;
-+
+  float stat;
-+
-+
+  static char *uptimename = "kern.boottime";
-+
+  static char *cpname = "kern.cp_time";
-+
+  static char *tmemname = "hw.physmem";
-+
+  static char *fmemname = "vm.stats.vm.v_free_count";
-+
+  int pagesize=-1;
-+
+  size_t size;
-+
-+
+  kvm_t *kvmd = NULL;
-+
+  struct kvm_swap swapinfo;
-+
+  char errbuf[_POSIX2_LINE_MAX];
-+
+  time_t current;
-+
+  struct timeval uptime;
-+
-+
+  time(&current);
-+
-+
+  if (sysctlbyname(uptimename, NULL, &size, NULL, NULL) < 0){
-+
+    errf("sysctlbyname (%m)");
-+
+    die();
-+
+  }
-+
-+
-+
+  if (sysctlbyname(uptimename, &uptime, &size, NULL, NULL) < 0){
-+
+    errf("Failed to get cpu stats (%m)");
-+
+    die();
-+
+  }
-+
-+
+  printf("packet.os.uptime %ld\n",(current-(uptime.tv_sec)));
-+
-+
-+
+  if (sysctlbyname(cpname, NULL, &size, NULL, NULL) < 0){
-+
+    errf("sysctlbyname (%m)");
-+
+    die();
-+
+  }
-+
-+
+  if (size != sizeof cp_time){
-+
+    errf("bailing out, trying to write into something to small");
-+
+    die();
-+
+  }
-+
-+
+  if (sysctlbyname(cpname, &cp_time, &size, NULL, NULL) < 0){
-+
+    errf("Failed to get cpu stats (%m)");
-+
+    die();
-+
+  }
-+
-+
+  user=cp_time[CP_USER];
-+
+  nice=cp_time[CP_NICE];
-+
+  kernel=cp_time[CP_SYS];
-+
+  idle=cp_time[CP_IDLE];
-+
-+
+  sleep(1);
-+
-+
+  if (sysctlbyname(cpname, &cp_time, &size, NULL, NULL) < 0){
-+
+    errf("Failed to get cpu stats (%m)");
-+
+    die();
-+
+  }
-+
-+
+  user=cp_time[CP_USER]-user;
-+
+  nice=cp_time[CP_NICE]-nice;
-+
+  kernel=cp_time[CP_SYS]-kernel;
-+
+  idle=cp_time[CP_IDLE]-idle;
-+
-+
+  total=user+nice+kernel+idle;
-+
+  stat=((float)(user+nice)/(float)total)*100.0;
-+
+  printf("packet.cpu.user %.2f\n",stat);
-+
+  stat=((float)(kernel)/(float)total)*100.0;
-+
+  printf("packet.cpu.kernel %.2f\n",stat);
-+
+  stat=((float)(idle)/(float)total)*100.0;
-+
+  printf("packet.cpu.idle %.2f\n",stat);
-+
-+
+   /* Cos i-scream's expects this to be sent :/ */
-+
+  printf("packet.cpu.iowait 0\n");
-+
+  printf("packet.cpu.swap 0\n");
-+
-+
+  /* MEMORY STATS */
-+
+  pagesize=getpagesize();
-+
+  if (pagesize==-1){
-+
+    errf("Failed to get pagesize (%m)");
-+
+    die();
-+
+  }
-+
-+
+  if (sysctlbyname(tmemname, NULL, &size, NULL, NULL) < 0){
-+
+      errf("sysctlbyname (%m)");
-+
+      die();
-+
+    }
-+
-+
+  if (sysctlbyname(tmemname, &totalmem, &size, NULL, NULL) < 0){
-+
+    errf("Failed to get memory stats (%m)");
-+
+    die();
-+
+  }
-+
-+
+   if (sysctlbyname(fmemname, NULL, &size, NULL, NULL) < 0){
-+
+      errf("sysctlbyname (%m)");
-+
+      die();
-+
+    }
-+
-+
+  if (sysctlbyname(fmemname, &freemem, &size, NULL, NULL) < 0){
-+
+    errf("Failed to get memory stats (%m)");
-+
+    die();
-+
+  }
-+
-+
+  totalmem/=(1024*1024);
-+
+  freemem=(freemem*pagesize)/(1024*1024);
-+
-+
+  printf("packet.memory.total %ld\n", totalmem);
-+
+  printf("packet.memory.free %ld\n", freemem);
-+
+  printf("packet.memory.used %ld\n", (totalmem-freemem));
-+
-+
+  /* Swap stats */
-+
-+
+  /* Get sufficent privilages to do this */
-+
+  if (gid!=egid){
-+
+    /* Means we are setgid something, hopefully kmem :) */
-+
+    if ((setegid(egid)) != 0){
-+
+      errf("Failed to gain sufficent privilages (%m)");
-+
+      die();
-+
+    }
-+
+  }
-+
-+
+  kvmd = kvm_openfiles(NULL, NULL, NULL, O_RDONLY, errbuf);
-+
+  if (kvmd == NULL){
-+
+    errf("Failed to open kvm info to get swap stats (%m)");
-+
+    die();
-+
+  }
-+
-+
+  /* Lose our setgid'ness */
-+
-+
+  if ((setegid(gid)) != 0){
-+
+    errf("Failed to release permissions, refusing to keep setgid. (%m)");
-+
+    die();
-+
+  }
-+
-+
-+
+  /* ok, just for proof of concept atm, ideally this will need to handle more
-+
+     than one swap device */
-+
-+
+  if ((kvm_getswapinfo(kvmd, &swapinfo, 1,0)) == -1){
-+
+    errf("Failed to get swap info (%m)");
-+
+    die();
-+
+  }
-+
-+
+  swaptotal=((((long)swapinfo.ksw_total)*pagesize)/1024)/1024;
-+
+  swapused=((((long)swapinfo.ksw_used)*pagesize)/1024)/1024;
-+
-+
+  printf("packet.swap.total %ld\n" , swaptotal);
-+
+  printf("packet.swap.used %ld\n", swapused);
-+
+  printf("packet.swap.free %lu\n", (swaptotal-swapused));
-+
-+
+}
-+
-+
+void processStats(){
-+
+  int sleeping=-1;
-+
+  int zombie=0;
-+
+  int stopped=0;
-+
+  int running=0;
-+
+  char *line;
-+
+  char *line_p;
-+
-+
+  FILE *f;
-+
-+
+  if((f=popen("/bin/ps -ax" , "r")) == NULL) {
-+
+    errf("Failed to get process stats (%m)");
-+
+    die();
-+
+  }
-+
-+
+  while((line=fpgetline(f)) != NULL) {
-+
+    line_p=line;
-+
+    for(; (*line_p == ' ') && (*line_p != '\0'); line_p++);
-+
+    line_p=strchr(line_p, ' ');
-+
+    for(; (*line_p == ' ') && (*line_p != '\0'); line_p++);
-+
+    line_p=strchr(line_p, ' ');
-+
+    for(; (*line_p == ' ') && (*line_p != '\0'); line_p++);
-+
+    if (line_p==NULL) abort();
-+
-+
+    if (*line_p=='S') sleeping++;
-+
+    if (*line_p=='I') sleeping++;
-+
+    if (*line_p=='R') running++;
-+
+    if (*line_p=='D') running++;
-+
+    if (*line_p=='Z') zombie++;
-+
+    if (*line_p=='T') stopped++;
-+
+    if (*line_p=='J') running++;
-+
-+
+  }
-+
-+
+  if((pclose(f)) != 0) {
-+
+    errf("Failed to close process stats (%m)");
-+
+    die();
-+
+  }
-+
-+
+  printf("packet.processes.sleeping %d\n",sleeping);
-+
+  printf("packet.processes.cpu %d\n",running);
-+
+  printf("packet.processes.zombie %d\n",zombie);
-+
+  printf("packet.processes.stopped %d\n", stopped);
-+
+  printf("packet.processes.total %d\n", (sleeping+running+zombie+stopped));
-+
-+
-+
+}
-+
-+
+int main(){
-+
+  uid=getuid();
-+
+  euid=geteuid();
-+
+  gid=getgid();
-+
+  egid=getegid();
-+
-+
+  /* We dont want to run with more permissions than we need, until we need em */
-+
+  if ((setegid(gid)) != 0){
-+
+    errf("Failed to release permissions, refusing to keep setgid. (%m)");
-+
+    die();
-+
+  }
-+
-+
+ if ((seteuid(uid)) != 0){
-+
+    errf("Failed to release permissions, refusing to keep setuid. (%m)");
-+
+    die();
-+
+  }
-+
+  diskStats();
-+
+  osStats();
-+
+  loadStats();
-+
+  userStats();
-+
+  systemStats();
-+
+  processStats();
+  exit(0);
-–

Diff Legend

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+Removed lines
-+
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Comparing projects/cms/source/host/ihost-perl/plugins/freebsd/freebsd.c (file contents): Revision 1.1 by pajs, Tue Mar 19 13:17:58 2002 UTC vs. Revision 1.8 by pajs, Fri Apr 5 12:02:09 2002 UTC

Diff Legend

Comparing projects/cms/source/host/ihost-perl/plugins/freebsd/freebsd.c (file contents):
Revision 1.1 by pajs, Tue Mar 19 13:17:58 2002 UTC vs.
Revision 1.8 by pajs, Fri Apr 5 12:02:09 2002 UTC