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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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#endif |
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#include "statgrab.h" |
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#include "tools.h" |
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#include "vector.h" |
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#if defined(SOLARIS) || defined(LINUX) |
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#include <stdio.h> |
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#include <stdlib.h> |
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#endif |
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#ifdef LINUX |
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#include <limits.h> |
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#include <unistd.h> |
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#include <sys/stat.h> |
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#include <fcntl.h> |
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#define PROC_LOCATION "/proc" |
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#define MAX_FILE_LENGTH PATH_MAX |
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#endif |
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#else |
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#include <sys/proc.h> |
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#endif |
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#include <string.h> |
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#include <paths.h> |
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#include <fcntl.h> |
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#include <limits.h> |
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#if (defined(FREEBSD) && !defined(FREEBSD5)) || defined(DFBSD) |
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#include <kvm.h> |
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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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|
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int get_proc_snapshot(proc_state_t **ps){ |
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proc_state_t *proc_state = NULL; |
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proc_state_t *proc_state_ptr; |
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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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s->proctitle = NULL; |
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} |
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|
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static void proc_state_destroy(sg_process_stats *s) { |
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free(s->process_name); |
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free(s->proctitle); |
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} |
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|
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sg_process_stats *sg_get_process_stats(int *entries){ |
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VECTOR_DECLARE_STATIC(proc_state, sg_process_stats, 64, |
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proc_state_init, proc_state_destroy); |
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int proc_state_size = 0; |
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#if defined(SOLARIS) |
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sg_process_stats *proc_state_ptr; |
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#ifdef ALLBSD |
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int mib[4]; |
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size_t size; |
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struct kinfo_proc *kp_stats; |
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int procs, i; |
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char *proctitle; |
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#if (defined(FREEBSD) && !defined(FREEBSD5)) || defined(DFBSD) |
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kvm_t *kvmd; |
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char **args, **argsp; |
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int argslen = 0; |
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#else |
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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 filename[MAX_FILE_LENGTH]; |
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FILE *f; |
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#ifdef SOLARIS |
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psinfo_t process_info; |
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#endif |
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#ifdef LINUX |
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char s; |
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/* If someone has a executable of 4k filename length, they deserve to get it truncated :) */ |
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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, 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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while((dir_entry=readdir(proc_dir))!=NULL){ |
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if(atoi(dir_entry->d_name) == 0) continue; |
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|
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#ifdef SOLARIS |
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snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/psinfo", dir_entry->d_name); |
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|
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#endif |
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#ifdef LINUX |
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snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/stat", dir_entry->d_name); |
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#endif |
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if((f=fopen(filename, "r"))==NULL){ |
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/* Open failed.. Process since vanished, or the path was too long. |
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* Ah well, move onwards to the next one */ |
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continue; |
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} |
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#ifdef SOLARIS |
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fread(&process_info, sizeof(psinfo_t), 1, f); |
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#endif |
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|
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proc_state = realloc(proc_state, (1+proc_state_size)*sizeof(proc_state_t)); |
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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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proc_state_ptr = proc_state+proc_state_size; |
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|
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|
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#ifdef SOLARIS |
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proc_state_ptr->pid = process_info.pr_pid; |
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proc_state_ptr->parent = process_info.pr_ppid; |
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proc_state_ptr->pgid = process_info.pr_pgid; |
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proc_state_ptr->process_name = strdup(process_info.pr_fname); |
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proc_state_ptr->proctitle = strdup(process_info.pr_psargs); |
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proc_state_size++; |
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if(process_info.pr_lwp.pr_state==1) proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING; |
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if(process_info.pr_lwp.pr_state==2) proc_state_ptr->state = SG_PROCESS_STATE_RUNNING; |
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if(process_info.pr_lwp.pr_state==3) proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE; |
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if(process_info.pr_lwp.pr_state==4) proc_state_ptr->state = SG_PROCESS_STATE_STOPPED; |
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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 %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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if(s == 'T') proc_state_ptr->state = SG_PROCESS_STATE_STOPPED; |
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if(s == 'D') proc_state_ptr->state = SG_PROCESS_STATE_STOPPED; |
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|
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/* pa_name[0] should = '(' */ |
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ptr = strchr(&ps_name[1], ')'); |
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if(ptr !=NULL) *ptr='\0'; |
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|
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if (sg_update_string(&proc_state_ptr->process_name, |
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&ps_name[1]) < 0) { |
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return NULL; |
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} |
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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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|
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fclose(f); |
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|
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/* proctitle */ |
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snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/cmdline", dir_entry->d_name); |
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|
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if((fn=open(filename, O_RDONLY)) == -1){ |
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/* Open failed.. Process since vanished, or the path was too long. |
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* Ah well, move onwards to the next one */ |
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continue; |
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} |
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|
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#define READ_BLOCK_SIZE 128 |
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len = 0; |
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do { |
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if (VECTOR_RESIZE(psargs, len + READ_BLOCK_SIZE) < 0) { |
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return NULL; |
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} |
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rc = read(fn, psargs + len, READ_BLOCK_SIZE); |
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if (rc > 0) { |
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len += rc; |
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} |
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} while (rc == READ_BLOCK_SIZE); |
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close(fn); |
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|
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if (rc == -1) { |
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/* Read failed; move on. */ |
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continue; |
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} |
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|
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/* Turn \0s into spaces within the command line. */ |
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ptr = psargs; |
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for(x = 0; x < len; x++) { |
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if (*ptr == '\0') *ptr = ' '; |
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ptr++; |
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} |
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|
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if (len == 0) { |
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/* We want psargs to be NULL. */ |
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if (VECTOR_RESIZE(psargs, 0) < 0) { |
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return NULL; |
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} |
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} else { |
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/* Not empty, so append a \0. */ |
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if (VECTOR_RESIZE(psargs, len + 1) < 0) { |
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return NULL; |
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} |
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psargs[len] = '\0'; |
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} |
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|
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if (sg_update_string(&proc_state_ptr->proctitle, psargs) < 0) { |
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return NULL; |
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} |
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#endif |
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|
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proc_state_size++; |
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} |
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closedir(proc_dir); |
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< |
*ps = proc_state; |
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#endif |
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|
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return proc_state_size; |
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#ifdef ALLBSD |
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mib[0] = CTL_KERN; |
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mib[1] = KERN_PROC; |
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mib[2] = KERN_PROC_ALL; |
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|
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if(sysctl(mib, 3, NULL, &size, NULL, 0) < 0) { |
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return NULL; |
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} |
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> |
|
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> |
procs = size / sizeof(struct kinfo_proc); |
282 |
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|
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kp_stats = malloc(size); |
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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); |
288 |
> |
|
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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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return NULL; |
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} |
293 |
> |
|
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> |
#if (defined(FREEBSD) && !defined(FREEBSD5)) || defined(DFBSD) |
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kvmd = sg_get_kvm2(); |
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#endif |
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> |
|
298 |
> |
for (i = 0; i < procs; i++) { |
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const char *name; |
300 |
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|
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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) { |
305 |
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#endif |
306 |
> |
/* FreeBSD 5 deliberately overallocates the array that |
307 |
> |
* the sysctl returns, so we'll get a few junk |
308 |
> |
* processes on the end that we have to ignore. (Search |
309 |
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* for "overestimate by 5 procs" in |
310 |
> |
* src/sys/kern/kern_proc.c for more details.) */ |
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continue; |
312 |
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} |
313 |
> |
|
314 |
> |
if (VECTOR_RESIZE(proc_state, proc_state_size + 1) < 0) { |
315 |
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return NULL; |
316 |
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} |
317 |
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proc_state_ptr = proc_state+proc_state_size; |
318 |
> |
|
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#ifdef FREEBSD5 |
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name = kp_stats[i].ki_comm; |
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#elif defined(DFBSD) |
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name = kp_stats[i].kp_thread.td_comm; |
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#else |
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name = kp_stats[i].kp_proc.p_comm; |
325 |
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#endif |
326 |
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if (sg_update_string(&proc_state_ptr->process_name, name) < 0) { |
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return NULL; |
328 |
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} |
329 |
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|
330 |
> |
#if defined(FREEBSD5) || defined(NETBSD) || defined(OPENBSD) |
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size = sizeof(buflen); |
332 |
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|
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#ifdef FREEBSD5 |
334 |
> |
if(sysctlbyname("kern.ps_arg_cache_limit", &buflen, &size, NULL, 0) < 0) { |
335 |
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return NULL; |
336 |
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} |
337 |
> |
#else |
338 |
> |
/* FIXME - this value can be too large on some of |
339 |
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the BSD's, which causes sysctl not to return |
340 |
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anything. Maybe we need something smaller? */ |
341 |
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mib[1] = KERN_ARGMAX; |
342 |
> |
|
343 |
> |
if(sysctl(mib, 2, &buflen, &size, NULL, 0) < 0) { |
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return NULL; |
345 |
> |
} |
346 |
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#endif |
347 |
> |
|
348 |
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proctitle = malloc(buflen); |
349 |
> |
if(proctitle == NULL) { |
350 |
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return NULL; |
351 |
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} |
352 |
> |
|
353 |
> |
size = buflen; |
354 |
> |
|
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#ifdef FREEBSD5 |
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mib[2] = KERN_PROC_ARGS; |
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mib[3] = kp_stats[i].ki_pid; |
358 |
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#else |
359 |
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mib[1] = KERN_PROC_ARGS; |
360 |
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mib[2] = kp_stats[i].kp_proc.p_pid; |
361 |
> |
mib[3] = KERN_PROC_ARGV; |
362 |
> |
#endif |
363 |
> |
|
364 |
> |
free(proc_state_ptr->proctitle); |
365 |
> |
if(sysctl(mib, 4, proctitle, &size, NULL, 0) < 0) { |
366 |
> |
free(proctitle); |
367 |
> |
proc_state_ptr->proctitle = NULL; |
368 |
> |
} |
369 |
> |
else if(size > 0) { |
370 |
> |
proc_state_ptr->proctitle = malloc(size+1); |
371 |
> |
if(proc_state_ptr->proctitle == NULL) { |
372 |
> |
return NULL; |
373 |
> |
} |
374 |
> |
p = proctitle; |
375 |
> |
proc_state_ptr->proctitle[0] = '\0'; |
376 |
> |
do { |
377 |
> |
sg_strlcat(proc_state_ptr->proctitle, p, size+1); |
378 |
> |
sg_strlcat(proc_state_ptr->proctitle, " ", size+1); |
379 |
> |
p += strlen(p) + 1; |
380 |
> |
} while (p < proctitle + size); |
381 |
> |
free(proctitle); |
382 |
> |
/* remove trailing space */ |
383 |
> |
proc_state_ptr->proctitle[strlen(proc_state_ptr->proctitle)-1] = '\0'; |
384 |
> |
} |
385 |
> |
else { |
386 |
> |
free(proctitle); |
387 |
> |
proc_state_ptr->proctitle = NULL; |
388 |
> |
} |
389 |
> |
#else |
390 |
> |
free(proc_state_ptr->proctitle); |
391 |
> |
if(kvmd != NULL) { |
392 |
> |
args = kvm_getargv(kvmd, &(kp_stats[i]), 0); |
393 |
> |
if(args != NULL) { |
394 |
> |
argsp = args; |
395 |
> |
while(*argsp != NULL) { |
396 |
> |
argslen += strlen(*argsp) + 1; |
397 |
> |
argsp++; |
398 |
> |
} |
399 |
> |
proctitle = malloc(argslen + 1); |
400 |
> |
proctitle[0] = '\0'; |
401 |
> |
if(proctitle == NULL) { |
402 |
> |
return NULL; |
403 |
> |
} |
404 |
> |
while(*args != NULL) { |
405 |
> |
sg_strlcat(proctitle, *args, argslen + 1); |
406 |
> |
sg_strlcat(proctitle, " ", argslen + 1); |
407 |
> |
args++; |
408 |
> |
} |
409 |
> |
/* remove trailing space */ |
410 |
> |
proctitle[strlen(proctitle)-1] = '\0'; |
411 |
> |
proc_state_ptr->proctitle = proctitle; |
412 |
> |
} |
413 |
> |
else { |
414 |
> |
proc_state_ptr->proctitle = NULL; |
415 |
> |
} |
416 |
> |
} |
417 |
> |
else { |
418 |
> |
proc_state_ptr->proctitle = NULL; |
419 |
> |
} |
420 |
> |
#endif |
421 |
> |
|
422 |
> |
#ifdef FREEBSD5 |
423 |
> |
proc_state_ptr->pid = kp_stats[i].ki_pid; |
424 |
> |
proc_state_ptr->parent = kp_stats[i].ki_ppid; |
425 |
> |
proc_state_ptr->pgid = kp_stats[i].ki_pgid; |
426 |
> |
#else |
427 |
> |
proc_state_ptr->pid = kp_stats[i].kp_proc.p_pid; |
428 |
> |
proc_state_ptr->parent = kp_stats[i].kp_eproc.e_ppid; |
429 |
> |
proc_state_ptr->pgid = kp_stats[i].kp_eproc.e_pgid; |
430 |
> |
#endif |
431 |
> |
|
432 |
> |
#ifdef FREEBSD5 |
433 |
> |
proc_state_ptr->uid = kp_stats[i].ki_ruid; |
434 |
> |
proc_state_ptr->euid = kp_stats[i].ki_uid; |
435 |
> |
proc_state_ptr->gid = kp_stats[i].ki_rgid; |
436 |
> |
proc_state_ptr->egid = kp_stats[i].ki_svgid; |
437 |
> |
#elif defined(DFBSD) |
438 |
> |
proc_state_ptr->uid = kp_stats[i].kp_eproc.e_ucred.cr_ruid; |
439 |
> |
proc_state_ptr->euid = kp_stats[i].kp_eproc.e_ucred.cr_svuid; |
440 |
> |
proc_state_ptr->gid = kp_stats[i].kp_eproc.e_ucred.cr_rgid; |
441 |
> |
proc_state_ptr->egid = kp_stats[i].kp_eproc.e_ucred.cr_svgid; |
442 |
> |
#else |
443 |
> |
proc_state_ptr->uid = kp_stats[i].kp_eproc.e_pcred.p_ruid; |
444 |
> |
proc_state_ptr->euid = kp_stats[i].kp_eproc.e_pcred.p_svuid; |
445 |
> |
proc_state_ptr->gid = kp_stats[i].kp_eproc.e_pcred.p_rgid; |
446 |
> |
proc_state_ptr->egid = kp_stats[i].kp_eproc.e_pcred.p_svgid; |
447 |
> |
#endif |
448 |
> |
|
449 |
> |
#ifdef FREEBSD5 |
450 |
> |
proc_state_ptr->proc_size = kp_stats[i].ki_size; |
451 |
> |
/* This is in pages */ |
452 |
> |
proc_state_ptr->proc_resident = |
453 |
> |
kp_stats[i].ki_rssize * getpagesize(); |
454 |
> |
/* This is in microseconds */ |
455 |
> |
proc_state_ptr->time_spent = kp_stats[i].ki_runtime / 1000000; |
456 |
> |
proc_state_ptr->cpu_percent = |
457 |
> |
((double)kp_stats[i].ki_pctcpu / FSCALE) * 100.0; |
458 |
> |
proc_state_ptr->nice = kp_stats[i].ki_nice; |
459 |
> |
#else |
460 |
> |
proc_state_ptr->proc_size = |
461 |
> |
kp_stats[i].kp_eproc.e_vm.vm_map.size; |
462 |
> |
/* This is in pages */ |
463 |
> |
proc_state_ptr->proc_resident = |
464 |
> |
kp_stats[i].kp_eproc.e_vm.vm_rssize * getpagesize(); |
465 |
> |
#if defined(NETBSD) || defined(OPENBSD) |
466 |
> |
proc_state_ptr->time_spent = |
467 |
> |
kp_stats[i].kp_proc.p_rtime.tv_sec; |
468 |
> |
#elif defined(DFBSD) |
469 |
> |
proc_state_ptr->time_spent = |
470 |
> |
( kp_stats[i].kp_thread.td_uticks + |
471 |
> |
kp_stats[i].kp_thread.td_sticks + |
472 |
> |
kp_stats[i].kp_thread.td_iticks ) / 1000000; |
473 |
> |
#else |
474 |
> |
/* This is in microseconds */ |
475 |
> |
proc_state_ptr->time_spent = |
476 |
> |
kp_stats[i].kp_proc.p_runtime / 1000000; |
477 |
> |
#endif |
478 |
> |
proc_state_ptr->cpu_percent = |
479 |
> |
((double)kp_stats[i].kp_proc.p_pctcpu / FSCALE) * 100.0; |
480 |
> |
proc_state_ptr->nice = kp_stats[i].kp_proc.p_nice; |
481 |
> |
#endif |
482 |
> |
|
483 |
> |
#ifdef NETBSD2 |
484 |
> |
{ |
485 |
> |
size_t size; |
486 |
> |
int mib[5]; |
487 |
> |
|
488 |
> |
mib[0] = CTL_KERN; |
489 |
> |
mib[1] = KERN_LWP; |
490 |
> |
mib[2] = kp_stats[i].kp_proc.p_pid; |
491 |
> |
mib[3] = sizeof(struct kinfo_lwp); |
492 |
> |
mib[4] = 0; |
493 |
> |
|
494 |
> |
if(sysctl(mib, 5, NULL, &size, NULL, 0) < 0) { |
495 |
> |
return NULL; |
496 |
> |
} |
497 |
> |
|
498 |
> |
lwps = size / sizeof(struct kinfo_lwp); |
499 |
> |
mib[4] = lwps; |
500 |
> |
|
501 |
> |
kl_stats = malloc(size); |
502 |
> |
if(kl_stats == NULL) { |
503 |
> |
return NULL; |
504 |
> |
} |
505 |
> |
|
506 |
> |
if(sysctl(mib, 5, kl_stats, &size, NULL, 0) < 0) { |
507 |
> |
return NULL; |
508 |
> |
} |
509 |
> |
} |
510 |
> |
|
511 |
> |
switch(kp_stats[i].kp_proc.p_stat) { |
512 |
> |
case SIDL: |
513 |
> |
proc_state_ptr->state = SG_PROCESS_STATE_RUNNING; |
514 |
> |
break; |
515 |
> |
case SACTIVE: |
516 |
> |
{ |
517 |
> |
int i; |
518 |
> |
|
519 |
> |
for(i = 0; i < lwps; i++) { |
520 |
> |
switch(kl_stats[i].l_stat) { |
521 |
> |
case LSONPROC: |
522 |
> |
case LSRUN: |
523 |
> |
proc_state_ptr->state = SG_PROCESS_STATE_RUNNING; |
524 |
> |
goto end; |
525 |
> |
case LSSLEEP: |
526 |
> |
proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING; |
527 |
> |
goto end; |
528 |
> |
case LSSTOP: |
529 |
> |
case LSSUSPENDED: |
530 |
> |
proc_state_ptr->state = SG_PROCESS_STATE_STOPPED; |
531 |
> |
goto end; |
532 |
> |
} |
533 |
> |
proc_state_ptr->state = SG_PROCESS_STATE_UNKNOWN; |
534 |
> |
} |
535 |
> |
end: ; |
536 |
> |
} |
537 |
> |
break; |
538 |
> |
case SSTOP: |
539 |
> |
proc_state_ptr->state = SG_PROCESS_STATE_STOPPED; |
540 |
> |
break; |
541 |
> |
case SZOMB: |
542 |
> |
proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE; |
543 |
> |
break; |
544 |
> |
default: |
545 |
> |
proc_state_ptr->state = SG_PROCESS_STATE_UNKNOWN; |
546 |
> |
break; |
547 |
> |
} |
548 |
> |
#else |
549 |
> |
#ifdef FREEBSD5 |
550 |
> |
switch (kp_stats[i].ki_stat) { |
551 |
> |
#else |
552 |
> |
switch (kp_stats[i].kp_proc.p_stat) { |
553 |
> |
#endif |
554 |
> |
case SIDL: |
555 |
> |
case SRUN: |
556 |
> |
#ifdef SONPROC |
557 |
> |
case SONPROC: /* NetBSD */ |
558 |
> |
#endif |
559 |
> |
proc_state_ptr->state = SG_PROCESS_STATE_RUNNING; |
560 |
> |
break; |
561 |
> |
case SSLEEP: |
562 |
> |
#ifdef SWAIT |
563 |
> |
case SWAIT: /* FreeBSD 5 */ |
564 |
> |
#endif |
565 |
> |
#ifdef SLOCK |
566 |
> |
case SLOCK: /* FreeBSD 5 */ |
567 |
> |
#endif |
568 |
> |
proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING; |
569 |
> |
break; |
570 |
> |
case SSTOP: |
571 |
> |
proc_state_ptr->state = SG_PROCESS_STATE_STOPPED; |
572 |
> |
break; |
573 |
> |
case SZOMB: |
574 |
> |
#ifdef SDEAD |
575 |
> |
case SDEAD: /* OpenBSD & NetBSD */ |
576 |
> |
#endif |
577 |
> |
proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE; |
578 |
> |
break; |
579 |
> |
default: |
580 |
> |
proc_state_ptr->state = SG_PROCESS_STATE_UNKNOWN; |
581 |
> |
break; |
582 |
> |
} |
583 |
> |
#endif |
584 |
> |
proc_state_size++; |
585 |
> |
} |
586 |
> |
|
587 |
> |
free(kp_stats); |
588 |
> |
#endif |
589 |
> |
|
590 |
> |
#ifdef CYGWIN |
591 |
> |
return NULL; |
592 |
> |
#endif |
593 |
> |
|
594 |
> |
*entries = proc_state_size; |
595 |
> |
return proc_state; |
596 |
|
} |
597 |
|
|
598 |
+ |
sg_process_count *sg_get_process_count() { |
599 |
+ |
static sg_process_count process_stat; |
600 |
+ |
sg_process_stats *ps; |
601 |
+ |
int ps_size, x; |
602 |
+ |
|
603 |
+ |
process_stat.sleeping = 0; |
604 |
+ |
process_stat.running = 0; |
605 |
+ |
process_stat.zombie = 0; |
606 |
+ |
process_stat.stopped = 0; |
607 |
+ |
process_stat.total = 0; |
608 |
+ |
|
609 |
+ |
ps = sg_get_process_stats(&ps_size); |
610 |
+ |
if (ps == NULL) { |
611 |
+ |
return NULL; |
612 |
+ |
} |
613 |
+ |
|
614 |
+ |
for(x = 0; x < ps_size; x++) { |
615 |
+ |
switch (ps->state) { |
616 |
+ |
case SG_PROCESS_STATE_RUNNING: |
617 |
+ |
process_stat.running++; |
618 |
+ |
break; |
619 |
+ |
case SG_PROCESS_STATE_SLEEPING: |
620 |
+ |
process_stat.sleeping++; |
621 |
+ |
break; |
622 |
+ |
case SG_PROCESS_STATE_STOPPED: |
623 |
+ |
process_stat.stopped++; |
624 |
+ |
break; |
625 |
+ |
case SG_PROCESS_STATE_ZOMBIE: |
626 |
+ |
process_stat.zombie++; |
627 |
+ |
break; |
628 |
+ |
default: |
629 |
+ |
/* currently no mapping for SG_PROCESS_STATE_UNKNOWN in |
630 |
+ |
* sg_process_count */ |
631 |
+ |
break; |
632 |
+ |
} |
633 |
+ |
ps++; |
634 |
+ |
} |
635 |
+ |
|
636 |
+ |
process_stat.total = ps_size; |
637 |
+ |
|
638 |
+ |
return &process_stat; |
639 |
+ |
} |