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/* |
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* i-scream central monitoring system |
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* i-scream libstatgrab |
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* http://www.i-scream.org |
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* Copyright (C) 2000-2004 i-scream |
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* |
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#include <tools.h> |
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#endif |
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#include <unistd.h> |
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#ifdef NETBSD2 |
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#include <sys/lwp.h> |
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#endif |
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#endif |
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static void proc_state_init(sg_process_stats *s) { |
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s->process_name = NULL; |
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long buflen; |
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char *p; |
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#endif |
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#ifdef NETBSD2 |
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int lwps; |
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struct kinfo_lwp *kl_stats; |
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#endif |
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#endif |
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#if defined(SOLARIS) || defined(LINUX) |
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DIR *proc_dir; |
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struct dirent *dir_entry; |
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char ps_name[4096]; |
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char *ptr; |
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VECTOR_DECLARE_STATIC(psargs, char, 128, NULL, NULL); |
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unsigned long stime, utime; |
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unsigned long stime, utime, starttime; |
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int x; |
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int fn; |
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int len; |
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int rc; |
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time_t uptime; |
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#endif |
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|
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#ifdef LINUX |
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if ((f=fopen("/proc/uptime", "r")) == NULL) { |
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return NULL; |
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} |
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if((fscanf(f,"%lu %*d",&uptime)) != 1){ |
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return NULL; |
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} |
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fclose(f); |
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#endif |
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|
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if((proc_dir=opendir(PROC_LOCATION))==NULL){ |
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return NULL; |
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} |
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if(process_info.pr_lwp.pr_state==6) proc_state_ptr->state = SG_PROCESS_STATE_RUNNING; |
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#endif |
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#ifdef LINUX |
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x = fscanf(f, "%d %4096s %c %d %d %*d %*d %*d %*u %*u %*u %*u %*u %lu %lu %*d %*d %*d %d %*d %*d %*u %llu %llu %*u %*u %*u %*u %*u %*u %*u %*u %*u %*u %*u %*u %*u %*d %*d\n", &(proc_state_ptr->pid), ps_name, &s, &(proc_state_ptr->parent), &(proc_state_ptr->pgid), &utime, &stime, &(proc_state_ptr->nice), &(proc_state_ptr->proc_size), &(proc_state_ptr->proc_resident)); |
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proc_state_ptr->proc_resident = proc_state_ptr->proc_resident * getpagesize(); |
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x = fscanf(f, "%d %4096s %c %d %d %*d %*d %*d %*u %*u %*u %*u %*u %lu %lu %*d %*d %*d %d %*d %*d %lu %llu %llu %*u %*u %*u %*u %*u %*u %*u %*u %*u %*u %*u %*u %*u %*d %*d\n", &(proc_state_ptr->pid), ps_name, &s, &(proc_state_ptr->parent), &(proc_state_ptr->pgid), &utime, &stime, &(proc_state_ptr->nice), &starttime, &(proc_state_ptr->proc_size), &(proc_state_ptr->proc_resident)); |
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/* +3 becuase man page says "Resident Set Size: number of pages the process has in real memory, minus 3 for administrative purposes." */ |
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proc_state_ptr->proc_resident = (proc_state_ptr->proc_resident + 3) * getpagesize(); |
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if(s == 'S') proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING; |
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if(s == 'R') proc_state_ptr->state = SG_PROCESS_STATE_RUNNING; |
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if(s == 'Z') proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE; |
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return NULL; |
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} |
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|
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/* Need to do cpu */ |
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|
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/* cpu */ |
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proc_state_ptr->cpu_percent = (100.0 * (utime + stime)) / ((uptime * 100.0) - starttime); |
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printf("%s ut: %lu st: %lu up: %lu start: %lu\n", proc_state_ptr->process_name, utime, stime, uptime , starttime); |
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fclose(f); |
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if(kp_stats == NULL) { |
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return NULL; |
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} |
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memset(kp_stats, 0, size); |
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if(sysctl(mib, 3, kp_stats, &size, NULL, 0) < 0) { |
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free(kp_stats); |
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for (i = 0; i < procs; i++) { |
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const char *name; |
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#ifdef FREEBSD5 |
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if (kp_stats[i].ki_stat == 0) { |
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#else |
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if (kp_stats[i].kp_proc.p_stat == 0) { |
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#endif |
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/* FreeBSD 5 deliberately overallocates the array that |
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* the sysctl returns, so we'll get a few junk |
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* processes on the end that we have to ignore. (Search |
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* for "overestimate by 5 procs" in |
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* src/sys/kern/kern_proc.c for more details.) */ |
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continue; |
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} |
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|
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if (VECTOR_RESIZE(proc_state, proc_state_size + 1) < 0) { |
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return NULL; |
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} |
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return NULL; |
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} |
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#else |
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/* FIXME - this value can be too large on some of |
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the BSD's, which causes sysctl not to return |
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anything. Maybe we need something smaller? */ |
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mib[1] = KERN_ARGMAX; |
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if(sysctl(mib, 2, &buflen, &size, NULL, 0) < 0) { |
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proc_state_ptr->nice = kp_stats[i].kp_proc.p_nice; |
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#endif |
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|
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#ifdef NETBSD2 |
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{ |
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size_t size; |
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int mib[5]; |
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|
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mib[0] = CTL_KERN; |
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mib[1] = KERN_LWP; |
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mib[2] = kp_stats[i].kp_proc.p_pid; |
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mib[3] = sizeof(struct kinfo_lwp); |
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mib[4] = 0; |
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|
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if(sysctl(mib, 5, NULL, &size, NULL, 0) < 0) { |
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return NULL; |
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} |
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|
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lwps = size / sizeof(struct kinfo_lwp); |
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mib[4] = lwps; |
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|
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kl_stats = malloc(size); |
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if(kl_stats == NULL) { |
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return NULL; |
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} |
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|
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if(sysctl(mib, 5, kl_stats, &size, NULL, 0) < 0) { |
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return NULL; |
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} |
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} |
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|
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switch(kp_stats[i].kp_proc.p_stat) { |
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case SIDL: |
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proc_state_ptr->state = SG_PROCESS_STATE_RUNNING; |
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break; |
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case SACTIVE: |
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{ |
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int i; |
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|
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for(i = 0; i < lwps; i++) { |
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switch(kl_stats[i].l_stat) { |
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case LSONPROC: |
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case LSRUN: |
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proc_state_ptr->state = SG_PROCESS_STATE_RUNNING; |
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goto end; |
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case LSSLEEP: |
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proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING; |
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goto end; |
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case LSSTOP: |
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case LSSUSPENDED: |
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proc_state_ptr->state = SG_PROCESS_STATE_STOPPED; |
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goto end; |
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} |
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proc_state_ptr->state = SG_PROCESS_STATE_UNKNOWN; |
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} |
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end: ; |
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} |
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break; |
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case SSTOP: |
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proc_state_ptr->state = SG_PROCESS_STATE_STOPPED; |
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break; |
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case SZOMB: |
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proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE; |
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break; |
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default: |
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proc_state_ptr->state = SG_PROCESS_STATE_UNKNOWN; |
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break; |
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} |
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#else |
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#ifdef FREEBSD5 |
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switch (kp_stats[i].ki_stat) { |
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#else |
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proc_state_ptr->state = SG_PROCESS_STATE_UNKNOWN; |
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break; |
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} |
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#endif |
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proc_state_size++; |
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} |
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