| 34 |
|
#include <string.h> |
| 35 |
|
#endif |
| 36 |
|
|
| 37 |
– |
#include "tools.h" |
| 37 |
|
#ifdef SOLARIS |
| 38 |
|
#include <procfs.h> |
| 39 |
|
#include <limits.h> |
| 42 |
|
#endif |
| 43 |
|
#ifdef LINUX |
| 44 |
|
#include <limits.h> |
| 45 |
+ |
#include <unistd.h> |
| 46 |
+ |
#include <sys/stat.h> |
| 47 |
+ |
#include <fcntl.h> |
| 48 |
|
#define PROC_LOCATION "/proc" |
| 49 |
|
#define MAX_FILE_LENGTH PATH_MAX |
| 50 |
|
#endif |
| 52 |
|
#include <stdlib.h> |
| 53 |
|
#include <sys/param.h> |
| 54 |
|
#include <sys/sysctl.h> |
| 55 |
+ |
#if defined(FREEBSD) || defined(DFBSD) |
| 56 |
+ |
#include <sys/user.h> |
| 57 |
+ |
#else |
| 58 |
|
#include <sys/proc.h> |
| 59 |
|
#endif |
| 55 |
– |
#ifdef FREEBSD |
| 56 |
– |
#include <sys/user.h> |
| 60 |
|
#endif |
| 61 |
|
|
| 62 |
< |
process_stat_t *get_process_stats(){ |
| 63 |
< |
|
| 64 |
< |
static process_stat_t process_stat; |
| 65 |
< |
|
| 63 |
< |
#if defined(SOLARIS) || defined(LINUX) |
| 64 |
< |
DIR *proc_dir; |
| 65 |
< |
struct dirent *dir_entry; |
| 66 |
< |
char filename[MAX_FILE_LENGTH]; |
| 67 |
< |
FILE *f; |
| 68 |
< |
#endif |
| 69 |
< |
#ifdef LINUX |
| 70 |
< |
char *line_ptr; |
| 71 |
< |
#endif |
| 72 |
< |
#ifdef SOLARIS |
| 73 |
< |
psinfo_t process_info; |
| 74 |
< |
#endif |
| 62 |
> |
int get_proc_snapshot(proc_state_t **ps){ |
| 63 |
> |
proc_state_t *proc_state = NULL; |
| 64 |
> |
proc_state_t *proc_state_ptr; |
| 65 |
> |
int proc_state_size = 0; |
| 66 |
|
#ifdef ALLBSD |
| 67 |
|
int mib[3]; |
| 68 |
|
size_t size; |
| 69 |
< |
struct kinfo_proc *kp_stats; |
| 69 |
> |
struct kinfo_proc *kp_stats; |
| 70 |
|
int procs, i; |
| 71 |
|
#endif |
| 81 |
– |
|
| 82 |
– |
process_stat.sleeping=0; |
| 83 |
– |
process_stat.running=0; |
| 84 |
– |
process_stat.zombie=0; |
| 85 |
– |
process_stat.stopped=0; |
| 86 |
– |
process_stat.total=0; |
| 87 |
– |
|
| 72 |
|
#if defined(SOLARIS) || defined(LINUX) |
| 73 |
< |
if((proc_dir=opendir(PROC_LOCATION))==NULL){ |
| 74 |
< |
return NULL; |
| 75 |
< |
} |
| 73 |
> |
DIR *proc_dir; |
| 74 |
> |
struct dirent *dir_entry; |
| 75 |
> |
char filename[MAX_FILE_LENGTH]; |
| 76 |
> |
FILE *f; |
| 77 |
> |
#ifdef SOLARIS |
| 78 |
> |
psinfo_t process_info; |
| 79 |
> |
#endif |
| 80 |
> |
#ifdef LINUX |
| 81 |
> |
char s; |
| 82 |
> |
/* If someone has a executable of 4k filename length, they deserve to get it truncated :) */ |
| 83 |
> |
char ps_name[4096]; |
| 84 |
> |
char *ptr; |
| 85 |
> |
static char *psargs = NULL; |
| 86 |
> |
static int psarg_size = 0; |
| 87 |
> |
unsigned long stime, utime; |
| 88 |
> |
int x; |
| 89 |
> |
int fn; |
| 90 |
> |
int toread; |
| 91 |
> |
ssize_t size; |
| 92 |
> |
int t_read; |
| 93 |
> |
#endif |
| 94 |
|
|
| 95 |
< |
while((dir_entry=readdir(proc_dir))!=NULL){ |
| 96 |
< |
if(atoi(dir_entry->d_name) == 0) continue; |
| 95 |
> |
if((proc_dir=opendir(PROC_LOCATION))==NULL){ |
| 96 |
> |
return -1; |
| 97 |
> |
} |
| 98 |
|
|
| 99 |
+ |
while((dir_entry=readdir(proc_dir))!=NULL){ |
| 100 |
+ |
if(atoi(dir_entry->d_name) == 0) continue; |
| 101 |
+ |
|
| 102 |
|
#ifdef SOLARIS |
| 103 |
< |
snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/psinfo", dir_entry->d_name); |
| 103 |
> |
snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/psinfo", dir_entry->d_name); |
| 104 |
|
#endif |
| 105 |
|
#ifdef LINUX |
| 106 |
< |
snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/status", dir_entry->d_name); |
| 106 |
> |
snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/stat", dir_entry->d_name); |
| 107 |
|
#endif |
| 108 |
+ |
if((f=fopen(filename, "r"))==NULL){ |
| 109 |
+ |
/* Open failed.. Process since vanished, or the path was too long. |
| 110 |
+ |
* Ah well, move onwards to the next one */ |
| 111 |
+ |
continue; |
| 112 |
+ |
} |
| 113 |
+ |
#ifdef SOLARIS |
| 114 |
+ |
fread(&process_info, sizeof(psinfo_t), 1, f); |
| 115 |
+ |
#endif |
| 116 |
|
|
| 117 |
< |
if((f=fopen(filename, "r"))==NULL){ |
| 118 |
< |
/* Open failed.. Process since vanished, or the path was too long. |
| 119 |
< |
* Ah well, move onwards to the next one */ |
| 120 |
< |
continue; |
| 121 |
< |
} |
| 117 |
> |
proc_state = realloc(proc_state, (1+proc_state_size)*sizeof(proc_state_t)); |
| 118 |
> |
proc_state_ptr = proc_state+proc_state_size; |
| 119 |
> |
#ifdef SOLARIS |
| 120 |
> |
proc_state_ptr->pid = process_info.pr_pid; |
| 121 |
> |
proc_state_ptr->parent = process_info.pr_ppid; |
| 122 |
> |
proc_state_ptr->pgid = process_info.pr_pgid; |
| 123 |
> |
proc_state_ptr->uid = process_info.pr_uid; |
| 124 |
> |
proc_state_ptr->euid = process_info.pr_euid; |
| 125 |
> |
proc_state_ptr->gid = process_info.pr_gid; |
| 126 |
> |
proc_state_ptr->egid = process_info.pr_egid; |
| 127 |
> |
proc_state_ptr->proc_size = (process_info.pr_size) * 1024; |
| 128 |
> |
proc_state_ptr->proc_resident = (process_info.pr_rssize) * 1024; |
| 129 |
> |
proc_state_ptr->time_spent = process_info.pr_time.tv_sec; |
| 130 |
> |
proc_state_ptr->cpu_percent = (process_info.pr_pctcpu * 100.0) / 0x8000; |
| 131 |
> |
proc_state_ptr->process_name = strdup(process_info.pr_fname); |
| 132 |
> |
proc_state_ptr->proctitle = strdup(process_info.pr_psargs); |
| 133 |
|
|
| 134 |
< |
#ifdef SOLARIS |
| 135 |
< |
fread(&process_info, sizeof(psinfo_t), 1, f); |
| 136 |
< |
if(process_info.pr_lwp.pr_state==1) process_stat.sleeping++; |
| 137 |
< |
if(process_info.pr_lwp.pr_state==2) process_stat.running++; |
| 138 |
< |
if(process_info.pr_lwp.pr_state==3) process_stat.zombie++; |
| 114 |
< |
if(process_info.pr_lwp.pr_state==4) process_stat.stopped++; |
| 115 |
< |
if(process_info.pr_lwp.pr_state==6) process_stat.running++; |
| 134 |
> |
if(process_info.pr_lwp.pr_state==1) proc_state_ptr->state = SLEEPING; |
| 135 |
> |
if(process_info.pr_lwp.pr_state==2) proc_state_ptr->state = RUNNING; |
| 136 |
> |
if(process_info.pr_lwp.pr_state==3) proc_state_ptr->state = ZOMBIE; |
| 137 |
> |
if(process_info.pr_lwp.pr_state==4) proc_state_ptr->state = STOPPED; |
| 138 |
> |
if(process_info.pr_lwp.pr_state==6) proc_state_ptr->state = RUNNING; |
| 139 |
|
#endif |
| 140 |
|
#ifdef LINUX |
| 141 |
< |
if((line_ptr=f_read_line(f, "State:"))==NULL){ |
| 142 |
< |
fclose(f); |
| 143 |
< |
continue; |
| 141 |
> |
x = fscanf(f, "%d %4096s %c %d %d %*d %*d %*d %*lu %*lu %*lu %*lu %*lu %lu %lu %*ld %*ld %*ld %d %*ld %*ld %*lu %llu %llu %*lu %*lu %*lu %*lu %*lu %*lu %*lu %*lu %*lu %*lu %*lu %*lu %*lu %*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)); |
| 142 |
> |
proc_state_ptr->proc_resident = proc_state_ptr->proc_resident * getpagesize(); |
| 143 |
> |
if(s == 'S') proc_state_ptr->state = SLEEPING; |
| 144 |
> |
if(s == 'R') proc_state_ptr->state = RUNNING; |
| 145 |
> |
if(s == 'Z') proc_state_ptr->state = ZOMBIE; |
| 146 |
> |
if(s == 'T') proc_state_ptr->state = STOPPED; |
| 147 |
> |
if(s == 'D') proc_state_ptr->state = STOPPED; |
| 148 |
> |
|
| 149 |
> |
/* pa_name[0] should = '(' */ |
| 150 |
> |
ptr = strchr(&ps_name[1], ')'); |
| 151 |
> |
if(ptr !=NULL) *ptr='\0'; |
| 152 |
> |
proc_state_ptr->process_name = strdup(&ps_name[1]); |
| 153 |
> |
|
| 154 |
> |
/* Need to do cpu */ |
| 155 |
> |
|
| 156 |
> |
|
| 157 |
> |
/* proctitle */ |
| 158 |
> |
snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/cmdline", dir_entry->d_name); |
| 159 |
> |
|
| 160 |
> |
if((fn=open(filename, O_RDONLY)) == -1){ |
| 161 |
> |
/* Open failed.. Process since vanished, or the path was too long. |
| 162 |
> |
* Ah well, move onwards to the next one */ |
| 163 |
> |
continue; |
| 164 |
> |
} |
| 165 |
> |
#define PSARG_START_SIZE 128 |
| 166 |
> |
if(psargs == NULL){ |
| 167 |
> |
psargs = malloc(PSARG_START_SIZE); |
| 168 |
> |
psarg_size = PSARG_START_SIZE; |
| 169 |
|
} |
| 170 |
< |
if((line_ptr=strchr(line_ptr, '\t'))==NULL){ |
| 171 |
< |
fclose(f); |
| 172 |
< |
continue; |
| 170 |
> |
ptr = psargs; |
| 171 |
> |
t_read = 0; |
| 172 |
> |
toread = psarg_size; |
| 173 |
> |
while((size = read(fn, ptr, toread)) == toread){ |
| 174 |
> |
psargs = realloc(psargs, (psarg_size + PSARG_START_SIZE)); |
| 175 |
> |
ptr = psargs+psarg_size; |
| 176 |
> |
t_read = psarg_size; |
| 177 |
> |
psarg_size+=PSARG_START_SIZE; |
| 178 |
> |
toread = PSARG_START_SIZE; |
| 179 |
|
} |
| 180 |
< |
line_ptr++; |
| 181 |
< |
if(line_ptr=='\0'){ |
| 182 |
< |
fclose(f); |
| 183 |
< |
continue; |
| 180 |
> |
if(size != -1) t_read+=size; |
| 181 |
> |
|
| 182 |
> |
ptr = psargs; |
| 183 |
> |
for(x=0; x<t_read; x++){ |
| 184 |
> |
if (*ptr == '\0') *ptr = ' '; |
| 185 |
> |
ptr++; |
| 186 |
|
} |
| 187 |
+ |
/* for safety sake */ |
| 188 |
+ |
psargs[t_read] = '\0'; |
| 189 |
|
|
| 190 |
< |
if(*line_ptr=='S') process_stat.sleeping++; |
| 133 |
< |
if(*line_ptr=='R') process_stat.running++; |
| 134 |
< |
if(*line_ptr=='Z') process_stat.zombie++; |
| 135 |
< |
if(*line_ptr=='T') process_stat.stopped++; |
| 136 |
< |
if(*line_ptr=='D') process_stat.stopped++; |
| 137 |
< |
#endif |
| 190 |
> |
proc_state_ptr->proctitle = strdup(psargs); |
| 191 |
|
|
| 139 |
– |
fclose(f); |
| 140 |
– |
} |
| 141 |
– |
closedir(proc_dir); |
| 192 |
|
#endif |
| 193 |
+ |
|
| 194 |
+ |
proc_state_size++; |
| 195 |
+ |
|
| 196 |
+ |
fclose(f); |
| 197 |
+ |
} |
| 198 |
+ |
closedir(proc_dir); |
| 199 |
+ |
#endif |
| 200 |
+ |
|
| 201 |
|
#ifdef ALLBSD |
| 202 |
|
mib[0] = CTL_KERN; |
| 203 |
|
mib[1] = KERN_PROC; |
| 206 |
|
if (sysctl(mib, 3, NULL, &size, NULL, 0) < 0) { |
| 207 |
|
return NULL; |
| 208 |
|
} |
| 209 |
< |
|
| 209 |
> |
|
| 210 |
|
procs = size / sizeof(struct kinfo_proc); |
| 211 |
|
|
| 212 |
|
kp_stats = malloc(size); |
| 213 |
|
if (kp_stats == NULL) { |
| 214 |
|
return NULL; |
| 215 |
|
} |
| 216 |
< |
|
| 216 |
> |
|
| 217 |
|
if (sysctl(mib, 3, kp_stats, &size, NULL, 0) < 0) { |
| 218 |
|
free(kp_stats); |
| 219 |
|
return NULL; |
| 220 |
|
} |
| 221 |
|
|
| 222 |
|
for (i = 0; i < procs; i++) { |
| 223 |
< |
#ifdef FREEBSD5 |
| 223 |
> |
proc_state = realloc(proc_state, (1+proc_state_size)*sizeof(proc_state_t)); |
| 224 |
> |
proc_state_ptr = proc_state+proc_state_size; |
| 225 |
> |
|
| 226 |
> |
proc_state_ptr->process_name = strdup(kp_stats[i].ki_comm); |
| 227 |
> |
/* Seems we don't have access to that bit of memory */ |
| 228 |
> |
/*proc_state_ptr->proctitle = strdup(kp_stats[i].ki_args->ar_args);*/ |
| 229 |
> |
|
| 230 |
> |
proc_state_ptr->pid = kp_stats[i].ki_pid; |
| 231 |
> |
proc_state_ptr->parent = kp_stats[i].ki_ppid; |
| 232 |
> |
proc_state_ptr->pgid = kp_stats[i].ki_pgid; |
| 233 |
> |
|
| 234 |
> |
proc_state_ptr->uid = kp_stats[i].ki_ruid; |
| 235 |
> |
proc_state_ptr->euid = kp_stats[i].ki_uid; |
| 236 |
> |
proc_state_ptr->gid = kp_stats[i].ki_rgid; |
| 237 |
> |
proc_state_ptr->egid = kp_stats[i].ki_svgid; |
| 238 |
> |
|
| 239 |
> |
proc_state_ptr->proc_size = kp_stats[i].ki_size; |
| 240 |
> |
/* This is in pages */ |
| 241 |
> |
proc_state_ptr->proc_resident = kp_stats[i].ki_rssize * getpagesize(); |
| 242 |
> |
/* This seems to be in microseconds */ |
| 243 |
> |
proc_state_ptr->time_spent = kp_stats[i].ki_runtime / 1000000; |
| 244 |
> |
proc_state_ptr->cpu_percent = kp_stats[i].ki_pctcpu; |
| 245 |
> |
proc_state_ptr->nice = kp_stats[i].ki_nice; |
| 246 |
> |
|
| 247 |
|
switch (kp_stats[i].ki_stat) { |
| 167 |
– |
#else |
| 168 |
– |
switch (kp_stats[i].kp_proc.p_stat) { |
| 169 |
– |
#endif |
| 248 |
|
case SIDL: |
| 249 |
|
case SRUN: |
| 250 |
|
#ifdef SONPROC |
| 251 |
|
case SONPROC: /* NetBSD */ |
| 252 |
|
#endif |
| 253 |
< |
process_stat.running++; |
| 253 |
> |
proc_state_ptr->state = RUNNING; |
| 254 |
|
break; |
| 255 |
|
case SSLEEP: |
| 256 |
|
#ifdef SWAIT |
| 259 |
|
#ifdef SLOCK |
| 260 |
|
case SLOCK: /* FreeBSD 5 */ |
| 261 |
|
#endif |
| 262 |
< |
process_stat.sleeping++; |
| 262 |
> |
proc_state_ptr->state = SLEEPING; |
| 263 |
|
break; |
| 264 |
|
case SSTOP: |
| 265 |
< |
process_stat.stopped++; |
| 265 |
> |
proc_state_ptr->state = STOPPED; |
| 266 |
|
break; |
| 267 |
|
case SZOMB: |
| 268 |
|
#ifdef SDEAD |
| 269 |
|
case SDEAD: /* OpenBSD & NetBSD */ |
| 270 |
|
#endif |
| 271 |
< |
process_stat.zombie++; |
| 271 |
> |
proc_state_ptr->state = ZOMBIE; |
| 272 |
|
break; |
| 273 |
< |
} |
| 273 |
> |
} |
| 274 |
> |
proc_state_size++; |
| 275 |
|
} |
| 276 |
|
|
| 277 |
|
free(kp_stats); |
| 278 |
|
#endif |
| 279 |
|
|
| 280 |
< |
#ifdef CYGWIN |
| 281 |
< |
return NULL; |
| 203 |
< |
#endif |
| 204 |
< |
|
| 205 |
< |
process_stat.total=process_stat.sleeping+process_stat.running+process_stat.zombie+process_stat.stopped; |
| 206 |
< |
|
| 207 |
< |
return &process_stat; |
| 280 |
> |
*ps = proc_state; |
| 281 |
> |
return proc_state_size; |
| 282 |
|
} |
