| 1 |
/* |
| 2 |
* i-scream libstatgrab |
| 3 |
* http://www.i-scream.org |
| 4 |
* Copyright (C) 2000-2004 i-scream |
| 5 |
* |
| 6 |
* This program is free software; you can redistribute it and/or |
| 7 |
* modify it under the terms of the GNU General Public License |
| 8 |
* as published by the Free Software Foundation; either version 2 |
| 9 |
* of the License, or (at your option) any later version. |
| 10 |
* |
| 11 |
* This program is distributed in the hope that it will be useful, |
| 12 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 |
* GNU General Public License for more details. |
| 15 |
* |
| 16 |
* You should have received a copy of the GNU General Public License |
| 17 |
* along with this program; if not, write to the Free Software |
| 18 |
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| 19 |
* |
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* $Id: saidar.c,v 1.41 2007/01/05 13:30:36 tdb Exp $ |
| 21 |
*/ |
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|
| 23 |
#ifdef HAVE_CONFIG_H |
| 24 |
#include "config.h" |
| 25 |
#endif |
| 26 |
|
| 27 |
#include <stdio.h> |
| 28 |
#include <string.h> |
| 29 |
#include <sys/ioctl.h> |
| 30 |
#include <unistd.h> |
| 31 |
#include <stdlib.h> |
| 32 |
#include <signal.h> |
| 33 |
#include <errno.h> |
| 34 |
#include <statgrab.h> |
| 35 |
#include <sys/times.h> |
| 36 |
#include <limits.h> |
| 37 |
#include <time.h> |
| 38 |
#include <math.h> |
| 39 |
#ifdef AIX |
| 40 |
#include <termios.h> |
| 41 |
#else |
| 42 |
#include <sys/termios.h> |
| 43 |
#endif |
| 44 |
|
| 45 |
#ifdef HAVE_NCURSES_H |
| 46 |
#define COLOR_SUPPORT |
| 47 |
#endif |
| 48 |
#include CURSES_HEADER_FILE |
| 49 |
|
| 50 |
#define THRESHOLD_LOAD 1.0 |
| 51 |
|
| 52 |
#define THRESHOLD_WARN_ZMB 0 |
| 53 |
|
| 54 |
#define THRESHOLD_WARN_CPU 60.0 |
| 55 |
#define THRESHOLD_ALERT_CPU 90.0 |
| 56 |
|
| 57 |
#define THRESHOLD_WARN_SWAP 75.0 |
| 58 |
#define THRESHOLD_ALERT_SWAP 90.0 |
| 59 |
|
| 60 |
#define THRESHOLD_WARN_MEM 75.0 |
| 61 |
#define THRESHOLD_ALERT_MEM 90.0 |
| 62 |
|
| 63 |
#define THRESHOLD_WARN_DISK 75.0 |
| 64 |
#define THRESHOLD_ALERT_DISK 90.0 |
| 65 |
|
| 66 |
int sig_winch_flag = 0; |
| 67 |
|
| 68 |
typedef struct{ |
| 69 |
sg_cpu_percents *cpu_percents; |
| 70 |
sg_mem_stats *mem_stats; |
| 71 |
sg_swap_stats *swap_stats; |
| 72 |
sg_load_stats *load_stats; |
| 73 |
sg_process_count *process_count; |
| 74 |
sg_page_stats *page_stats; |
| 75 |
|
| 76 |
sg_network_io_stats *network_io_stats; |
| 77 |
int network_io_entries; |
| 78 |
|
| 79 |
sg_disk_io_stats *disk_io_stats; |
| 80 |
int disk_io_entries; |
| 81 |
|
| 82 |
sg_fs_stats *fs_stats; |
| 83 |
int fs_entries; |
| 84 |
|
| 85 |
sg_host_info *host_info; |
| 86 |
sg_user_stats *user_stats; |
| 87 |
}stats_t; |
| 88 |
|
| 89 |
stats_t stats; |
| 90 |
|
| 91 |
char *size_conv(long long number){ |
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char type[] = {'B', 'K', 'M', 'G', 'T'}; |
| 93 |
int x=0; |
| 94 |
int sign=1; |
| 95 |
static char string[10]; |
| 96 |
|
| 97 |
if(number < 0){ |
| 98 |
sign=-1; |
| 99 |
number=-number; |
| 100 |
} |
| 101 |
|
| 102 |
for(;x<5;x++){ |
| 103 |
if( (number/1024) < (100)) { |
| 104 |
break; |
| 105 |
} |
| 106 |
number = (number/1024); |
| 107 |
} |
| 108 |
|
| 109 |
number = number*sign; |
| 110 |
|
| 111 |
snprintf(string, 10, "%lld%c", number, type[x]); |
| 112 |
return string; |
| 113 |
|
| 114 |
} |
| 115 |
|
| 116 |
char *hr_uptime(time_t time){ |
| 117 |
int day = 0, hour = 0, min = 0; |
| 118 |
static char uptime_str[25]; |
| 119 |
int sec = (int) time; |
| 120 |
|
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day = sec / (24*60*60); |
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sec = sec % (24*60*60); |
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hour = sec / (60*60); |
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sec = sec % (60*60); |
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min = sec / 60; |
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sec = sec % 60; |
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|
| 128 |
if(day){ |
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snprintf(uptime_str, 25, "%dd %02d:%02d:%02d", day, hour, min, sec); |
| 130 |
}else{ |
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snprintf(uptime_str, 25, "%02d:%02d:%02d", hour, min, sec); |
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} |
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return uptime_str; |
| 134 |
} |
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|
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void display_headings(){ |
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int line; |
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|
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move(0,0); |
| 140 |
printw("Hostname :"); |
| 141 |
move(0,27); |
| 142 |
printw("Uptime : "); |
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move(0,54); |
| 144 |
printw("Date : "); |
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|
| 146 |
/* Load */ |
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move(2,0); |
| 148 |
printw("Load 1 :"); |
| 149 |
move(3,0); |
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printw("Load 5 :"); |
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move(4,0); |
| 152 |
printw("Load 15 :"); |
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|
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/* CPU */ |
| 155 |
move(2,21); |
| 156 |
printw("CPU Idle :"); |
| 157 |
move(3,21); |
| 158 |
printw("CPU System:"); |
| 159 |
move(4,21); |
| 160 |
printw("CPU User :"); |
| 161 |
|
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/* Process */ |
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move(2, 42); |
| 164 |
printw("Running :"); |
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move(3, 42); |
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printw("Sleeping :"); |
| 167 |
move(4, 42); |
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printw("Stopped :"); |
| 169 |
move(2, 62); |
| 170 |
printw("Zombie :"); |
| 171 |
move(3, 62); |
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printw("Total :"); |
| 173 |
move(4, 62); |
| 174 |
printw("No. Users :"); |
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|
| 176 |
/* Mem */ |
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move(6, 0); |
| 178 |
printw("Mem Total :"); |
| 179 |
move(7, 0); |
| 180 |
printw("Mem Used :"); |
| 181 |
move(8, 0); |
| 182 |
printw("Mem Free :"); |
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|
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/* Swap */ |
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move(6, 21); |
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printw("Swap Total:"); |
| 187 |
move(7, 21); |
| 188 |
printw("Swap Used :"); |
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move(8, 21); |
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printw("Swap Free :"); |
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|
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/* VM */ |
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move(6, 42); |
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printw("Mem Used :"); |
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move(7, 42); |
| 196 |
printw("Swap Used :"); |
| 197 |
move(8, 42); |
| 198 |
printw("Total Used:"); |
| 199 |
|
| 200 |
/* Paging */ |
| 201 |
move(6, 62); |
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printw("Paging in :"); |
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move(7, 62); |
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printw("Paging out:"); |
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|
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/* Disk IO */ |
| 207 |
move(10,0); |
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printw("Disk Name"); |
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move(10,15); |
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printw("Read"); |
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move(10,28); |
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printw("Write"); |
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|
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line = 10; |
| 215 |
if (stats.network_io_stats != NULL) { |
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/* Network IO */ |
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move(line, 42); |
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printw("Network Interface"); |
| 219 |
move(line, 67); |
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printw("rx"); |
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move(line, 77); |
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printw("tx"); |
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line += 2 + stats.network_io_entries; |
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} |
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|
| 226 |
move(line, 42); |
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printw("Mount Point"); |
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move(line, 65); |
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printw("Free"); |
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move(line, 75); |
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printw("Used"); |
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|
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refresh(); |
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} |
| 235 |
|
| 236 |
void display_data(int colors){ |
| 237 |
char cur_time[20]; |
| 238 |
struct tm *tm_time; |
| 239 |
time_t epoc_time; |
| 240 |
int counter, line; |
| 241 |
long long r,w; |
| 242 |
long long rt, wt; |
| 243 |
sg_disk_io_stats *disk_io_stat_ptr; |
| 244 |
sg_network_io_stats *network_stat_ptr; |
| 245 |
sg_fs_stats *disk_stat_ptr; |
| 246 |
/* Size before it will start overwriting "uptime" */ |
| 247 |
char hostname[15]; |
| 248 |
char *ptr; |
| 249 |
|
| 250 |
if (stats.host_info != NULL) { |
| 251 |
move(0,12); |
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strncpy(hostname, stats.host_info->hostname, (sizeof(hostname) - 1)); |
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/* strncpy does not NULL terminate.. If only strlcpy was on all platforms :) */ |
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hostname[14] = '\0'; |
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ptr=strchr(hostname, '.'); |
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/* Some hosts give back a FQDN for hostname. To avoid this, we'll |
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* just blank out everything after the first "." |
| 258 |
*/ |
| 259 |
if (ptr != NULL){ |
| 260 |
*ptr = '\0'; |
| 261 |
} |
| 262 |
if (colors) { |
| 263 |
attron(COLOR_PAIR(1)); |
| 264 |
} |
| 265 |
printw("%s", hostname); |
| 266 |
move(0,36); |
| 267 |
printw("%s", hr_uptime(stats.host_info->uptime)); |
| 268 |
epoc_time=time(NULL); |
| 269 |
tm_time = localtime(&epoc_time); |
| 270 |
strftime(cur_time, 20, "%Y-%m-%d %T", tm_time); |
| 271 |
move(0,61); |
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printw("%s", cur_time); |
| 273 |
if (colors) { |
| 274 |
attroff(COLOR_PAIR(1)); |
| 275 |
} |
| 276 |
} |
| 277 |
|
| 278 |
if (stats.load_stats != NULL) { |
| 279 |
/* Load */ |
| 280 |
if (colors) { |
| 281 |
attron(COLOR_PAIR(6)); |
| 282 |
} |
| 283 |
move(2,12); |
| 284 |
if (colors && fabs(stats.load_stats->min1 - stats.load_stats->min5) > THRESHOLD_LOAD) { |
| 285 |
attron(A_BOLD); |
| 286 |
} |
| 287 |
printw("%6.2f", stats.load_stats->min1); |
| 288 |
if (colors) { |
| 289 |
attroff(A_BOLD); |
| 290 |
} |
| 291 |
move(3,12); |
| 292 |
if (colors && fabs(stats.load_stats->min5 - stats.load_stats->min15) > THRESHOLD_LOAD) { |
| 293 |
attron(A_BOLD); |
| 294 |
} |
| 295 |
printw("%6.2f", stats.load_stats->min5); |
| 296 |
if (colors) { |
| 297 |
attroff(A_BOLD); |
| 298 |
} |
| 299 |
move(4,12); |
| 300 |
if (colors && fabs(stats.load_stats->min1 - stats.load_stats->min15) > THRESHOLD_LOAD) { |
| 301 |
attron(A_BOLD); |
| 302 |
} |
| 303 |
printw("%6.2f", stats.load_stats->min15); |
| 304 |
if (colors) { |
| 305 |
attroff(A_BOLD); |
| 306 |
} |
| 307 |
} |
| 308 |
|
| 309 |
if (stats.cpu_percents != NULL) { |
| 310 |
/* CPU */ |
| 311 |
move(2,33); |
| 312 |
printw("%6.2f%%", stats.cpu_percents->idle); |
| 313 |
move(3,33); |
| 314 |
printw("%6.2f%%", (stats.cpu_percents->kernel + stats.cpu_percents->iowait + stats.cpu_percents->swap)); |
| 315 |
move(4,33); |
| 316 |
if (colors && stats.cpu_percents->user + stats.cpu_percents->nice > THRESHOLD_ALERT_CPU) { |
| 317 |
attron(A_STANDOUT); |
| 318 |
attron(A_BOLD); |
| 319 |
} |
| 320 |
else if (colors && stats.cpu_percents->user + stats.cpu_percents->nice > THRESHOLD_WARN_CPU) { |
| 321 |
attron(A_BOLD); |
| 322 |
} |
| 323 |
printw("%6.2f%%", (stats.cpu_percents->user + stats.cpu_percents->nice)); |
| 324 |
if(colors) { |
| 325 |
attroff(A_BOLD); |
| 326 |
attroff(A_STANDOUT); |
| 327 |
attron(COLOR_PAIR(6)); |
| 328 |
} |
| 329 |
} |
| 330 |
|
| 331 |
if (stats.process_count != NULL) { |
| 332 |
/* Process */ |
| 333 |
move(2, 54); |
| 334 |
printw("%5d", stats.process_count->running); |
| 335 |
move(2,74); |
| 336 |
if (colors && stats.process_count->zombie > THRESHOLD_WARN_ZMB) { |
| 337 |
attron(A_STANDOUT); |
| 338 |
attron(A_BOLD); |
| 339 |
} |
| 340 |
printw("%5d", stats.process_count->zombie); |
| 341 |
if(colors) { |
| 342 |
attroff(A_STANDOUT); |
| 343 |
attroff(A_BOLD); |
| 344 |
} |
| 345 |
move(3, 54); |
| 346 |
printw("%5d", stats.process_count->sleeping); |
| 347 |
move(3, 74); |
| 348 |
printw("%5d", stats.process_count->total); |
| 349 |
move(4, 54); |
| 350 |
printw("%5d", stats.process_count->stopped); |
| 351 |
} |
| 352 |
if (stats.user_stats != NULL) { |
| 353 |
move(4,74); |
| 354 |
printw("%5d", stats.user_stats->num_entries); |
| 355 |
} |
| 356 |
|
| 357 |
if(colors) { |
| 358 |
attroff(COLOR_PAIR(6)); |
| 359 |
attron(COLOR_PAIR(5)); |
| 360 |
} |
| 361 |
if (stats.mem_stats != NULL) { |
| 362 |
/* Mem */ |
| 363 |
move(6, 12); |
| 364 |
printw("%7s", size_conv(stats.mem_stats->total)); |
| 365 |
move(7, 12); |
| 366 |
printw("%7s", size_conv(stats.mem_stats->used)); |
| 367 |
move(8, 12); |
| 368 |
printw("%7s", size_conv(stats.mem_stats->free)); |
| 369 |
} |
| 370 |
|
| 371 |
if (stats.swap_stats != NULL) { |
| 372 |
/* Swap */ |
| 373 |
move(6, 32); |
| 374 |
printw("%8s", size_conv(stats.swap_stats->total)); |
| 375 |
move(7, 32); |
| 376 |
printw("%8s", size_conv(stats.swap_stats->used)); |
| 377 |
move(8, 32); |
| 378 |
printw("%8s", size_conv(stats.swap_stats->free)); |
| 379 |
} |
| 380 |
|
| 381 |
/* VM */ |
| 382 |
if (stats.mem_stats != NULL && stats.mem_stats->total != 0) { |
| 383 |
float f = 100.00 * (float)(stats.mem_stats->used)/stats.mem_stats->total; |
| 384 |
if (colors && f > THRESHOLD_ALERT_MEM) { |
| 385 |
attron(A_STANDOUT); |
| 386 |
attron(A_BOLD); |
| 387 |
} |
| 388 |
else if (colors && f > THRESHOLD_WARN_MEM) { |
| 389 |
attron(A_BOLD); |
| 390 |
} |
| 391 |
move(6, 54); |
| 392 |
printw("%5.2f%%", f); |
| 393 |
if (colors) { |
| 394 |
attroff(A_STANDOUT); |
| 395 |
attroff(A_BOLD); |
| 396 |
attron(COLOR_PAIR(5)); |
| 397 |
} |
| 398 |
} |
| 399 |
if (stats.swap_stats != NULL && stats.swap_stats->total != 0) { |
| 400 |
float f = 100.00 * (float)(stats.swap_stats->used)/stats.swap_stats->total; |
| 401 |
if (colors && f > THRESHOLD_ALERT_SWAP) { |
| 402 |
attron(A_STANDOUT); |
| 403 |
attron(A_BOLD); |
| 404 |
} |
| 405 |
else if (colors && f > THRESHOLD_WARN_SWAP) { |
| 406 |
attron(A_BOLD); |
| 407 |
} |
| 408 |
move(7, 54); |
| 409 |
printw("%5.2f%%", f); |
| 410 |
if (colors) { |
| 411 |
attroff(A_STANDOUT); |
| 412 |
attroff(A_BOLD); |
| 413 |
attron(COLOR_PAIR(5)); |
| 414 |
} |
| 415 |
} |
| 416 |
if (stats.mem_stats != NULL && stats.swap_stats != NULL && |
| 417 |
stats.mem_stats->total != 0 && stats.swap_stats->total != 0) { |
| 418 |
move(8, 54); |
| 419 |
printw("%5.2f%%", (100.00 * (float)(stats.mem_stats->used+stats.swap_stats->used)/(stats.mem_stats->total+stats.swap_stats->total))); |
| 420 |
} |
| 421 |
|
| 422 |
if (stats.page_stats != NULL) { |
| 423 |
/* Paging */ |
| 424 |
move(6, 74); |
| 425 |
printw("%5d", (stats.page_stats->systime)? (stats.page_stats->pages_pagein / stats.page_stats->systime): stats.page_stats->pages_pagein); |
| 426 |
move(7, 74); |
| 427 |
printw("%5d", (stats.page_stats->systime)? (stats.page_stats->pages_pageout / stats.page_stats->systime) : stats.page_stats->pages_pageout); |
| 428 |
} |
| 429 |
if (colors) { |
| 430 |
attroff(COLOR_PAIR(5)); |
| 431 |
} |
| 432 |
|
| 433 |
line = 11; |
| 434 |
if (stats.disk_io_stats != NULL) { |
| 435 |
/* Disk IO */ |
| 436 |
disk_io_stat_ptr = stats.disk_io_stats; |
| 437 |
r=0; |
| 438 |
w=0; |
| 439 |
for(counter=0;counter<stats.disk_io_entries;counter++){ |
| 440 |
char name[12]; |
| 441 |
strncpy(name, disk_io_stat_ptr->disk_name, sizeof(name)); |
| 442 |
name[sizeof(name)-1] = '\0'; /* strncpy doesn't terminate longer strings */ |
| 443 |
move(line, 0); |
| 444 |
printw("%s", name); |
| 445 |
move(line, 12); |
| 446 |
rt = (disk_io_stat_ptr->systime)? (disk_io_stat_ptr->read_bytes/disk_io_stat_ptr->systime): disk_io_stat_ptr->read_bytes; |
| 447 |
if(colors) { |
| 448 |
attron(COLOR_PAIR(4)); |
| 449 |
} |
| 450 |
printw("%7s", size_conv(rt)); |
| 451 |
r+=rt; |
| 452 |
move(line, 26); |
| 453 |
wt = (disk_io_stat_ptr->systime)? (disk_io_stat_ptr->write_bytes/disk_io_stat_ptr->systime): disk_io_stat_ptr->write_bytes; |
| 454 |
printw("%7s", size_conv(wt)); |
| 455 |
w+=wt; |
| 456 |
disk_io_stat_ptr++; |
| 457 |
line++; |
| 458 |
if(colors) { |
| 459 |
attroff(COLOR_PAIR(4)); |
| 460 |
} |
| 461 |
} |
| 462 |
line++; |
| 463 |
move(line, 0); |
| 464 |
printw("Total"); |
| 465 |
move(line, 12); |
| 466 |
if(colors) { |
| 467 |
attron(COLOR_PAIR(4)); |
| 468 |
} |
| 469 |
printw("%7s", size_conv(r)); |
| 470 |
move(line, 26); |
| 471 |
printw("%7s", size_conv(w)); |
| 472 |
if(colors) { |
| 473 |
attroff(COLOR_PAIR(4)); |
| 474 |
} |
| 475 |
} |
| 476 |
|
| 477 |
line = 11; |
| 478 |
if (stats.network_io_stats != NULL) { |
| 479 |
/* Network */ |
| 480 |
network_stat_ptr = stats.network_io_stats; |
| 481 |
for(counter=0;counter<stats.network_io_entries;counter++){ |
| 482 |
char name[20]; |
| 483 |
strncpy(name, network_stat_ptr->interface_name, sizeof(name)); |
| 484 |
name[sizeof(name)-1] = '\0'; /* strncpy doesn't terminate longer strings */ |
| 485 |
move(line, 42); |
| 486 |
printw("%s", name); |
| 487 |
move(line, 62); |
| 488 |
rt = (network_stat_ptr->systime)? (network_stat_ptr->rx / network_stat_ptr->systime): network_stat_ptr->rx; |
| 489 |
if(colors) { |
| 490 |
attron(COLOR_PAIR(4)); |
| 491 |
} |
| 492 |
printw("%7s", size_conv(rt)); |
| 493 |
move(line, 72); |
| 494 |
wt = (network_stat_ptr->systime)? (network_stat_ptr->tx / network_stat_ptr->systime): network_stat_ptr->tx; |
| 495 |
printw("%7s", size_conv(wt)); |
| 496 |
network_stat_ptr++; |
| 497 |
line++; |
| 498 |
if(colors) { |
| 499 |
attroff(COLOR_PAIR(4)); |
| 500 |
} |
| 501 |
} |
| 502 |
line += 2; |
| 503 |
} |
| 504 |
|
| 505 |
if (stats.fs_stats != NULL) { |
| 506 |
/* Disk */ |
| 507 |
disk_stat_ptr = stats.fs_stats; |
| 508 |
for(counter=0;counter<stats.fs_entries;counter++){ |
| 509 |
char name[20]; |
| 510 |
strncpy(name, disk_stat_ptr->mnt_point, sizeof(name)); |
| 511 |
name[sizeof(name)-1] = '\0'; /* strncpy doesn't terminate longer strings */ |
| 512 |
move(line, 42); |
| 513 |
printw("%s", name); |
| 514 |
move(line, 62); |
| 515 |
if(colors) { |
| 516 |
attron(COLOR_PAIR(2)); |
| 517 |
} |
| 518 |
printw("%7s", size_conv(disk_stat_ptr->avail)); |
| 519 |
move(line, 73); |
| 520 |
if(colors && 100.00 * ((float) disk_stat_ptr->used / (float) (disk_stat_ptr->used + disk_stat_ptr->avail)) > THRESHOLD_ALERT_DISK) { |
| 521 |
attron(A_STANDOUT); |
| 522 |
attron(A_BOLD); |
| 523 |
} else if (colors && 100.00 * ((float) disk_stat_ptr->used / (float) (disk_stat_ptr->used + disk_stat_ptr->avail)) > THRESHOLD_WARN_DISK) { |
| 524 |
attron(A_BOLD); |
| 525 |
} |
| 526 |
printw("%6.2f%%", 100.00 * ((float) disk_stat_ptr->used / (float) (disk_stat_ptr->used + disk_stat_ptr->avail))); |
| 527 |
disk_stat_ptr++; |
| 528 |
line++; |
| 529 |
if(colors) { |
| 530 |
attroff(COLOR_PAIR(2)); |
| 531 |
attroff(A_STANDOUT); |
| 532 |
attroff(A_BOLD); |
| 533 |
} |
| 534 |
} |
| 535 |
} |
| 536 |
|
| 537 |
refresh(); |
| 538 |
} |
| 539 |
|
| 540 |
void sig_winch_handler(int dummy){ |
| 541 |
sig_winch_flag = 1; |
| 542 |
signal(SIGWINCH, sig_winch_handler); |
| 543 |
} |
| 544 |
|
| 545 |
int get_stats(){ |
| 546 |
stats.cpu_percents = sg_get_cpu_percents(); |
| 547 |
stats.mem_stats = sg_get_mem_stats(); |
| 548 |
stats.swap_stats = sg_get_swap_stats(); |
| 549 |
stats.load_stats = sg_get_load_stats(); |
| 550 |
stats.process_count = sg_get_process_count(); |
| 551 |
stats.page_stats = sg_get_page_stats_diff(); |
| 552 |
stats.network_io_stats = sg_get_network_io_stats_diff(&(stats.network_io_entries)); |
| 553 |
stats.disk_io_stats = sg_get_disk_io_stats_diff(&(stats.disk_io_entries)); |
| 554 |
stats.fs_stats = sg_get_fs_stats(&(stats.fs_entries)); |
| 555 |
stats.host_info = sg_get_host_info(); |
| 556 |
stats.user_stats = sg_get_user_stats(); |
| 557 |
|
| 558 |
return 1; |
| 559 |
} |
| 560 |
|
| 561 |
void version_num(char *progname){ |
| 562 |
fprintf(stderr, "%s version %s\n", progname, PACKAGE_VERSION); |
| 563 |
fprintf(stderr, "\nReport bugs to <%s>.\n", PACKAGE_BUGREPORT); |
| 564 |
exit(1); |
| 565 |
} |
| 566 |
|
| 567 |
void usage(char *progname){ |
| 568 |
#ifdef COLOR_SUPPORT |
| 569 |
fprintf(stderr, "Usage: %s [-d delay] [-c] [-v] [-h]\n\n", progname); |
| 570 |
#else |
| 571 |
fprintf(stderr, "Usage: %s [-d delay] [-v] [-h]\n\n", progname); |
| 572 |
#endif |
| 573 |
fprintf(stderr, " -d Sets the update time in seconds\n"); |
| 574 |
#ifdef COLOR_SUPPORT |
| 575 |
fprintf(stderr, " -c Enables coloured output\n"); |
| 576 |
#endif |
| 577 |
fprintf(stderr, " -v Prints version number\n"); |
| 578 |
fprintf(stderr, " -h Displays this help information.\n"); |
| 579 |
fprintf(stderr, "\nReport bugs to <%s>.\n", PACKAGE_BUGREPORT); |
| 580 |
exit(1); |
| 581 |
} |
| 582 |
|
| 583 |
int main(int argc, char **argv){ |
| 584 |
extern char *optarg; |
| 585 |
int c; |
| 586 |
int colouron = 0; |
| 587 |
|
| 588 |
time_t last_update = 0; |
| 589 |
|
| 590 |
WINDOW *window; |
| 591 |
|
| 592 |
extern int errno; |
| 593 |
|
| 594 |
int delay=2; |
| 595 |
|
| 596 |
sg_init(); |
| 597 |
if(sg_drop_privileges() != 0){ |
| 598 |
fprintf(stderr, "Failed to drop setuid/setgid privileges\n"); |
| 599 |
return 1; |
| 600 |
} |
| 601 |
|
| 602 |
#ifdef COLOR_SUPPORT |
| 603 |
while ((c = getopt(argc, argv, "d:cvh")) != -1){ |
| 604 |
#else |
| 605 |
while ((c = getopt(argc, argv, "d:vh")) != -1){ |
| 606 |
#endif |
| 607 |
switch (c){ |
| 608 |
case 'd': |
| 609 |
delay = atoi(optarg); |
| 610 |
if (delay < 1){ |
| 611 |
fprintf(stderr, "Time must be 1 second or greater\n"); |
| 612 |
exit(1); |
| 613 |
} |
| 614 |
break; |
| 615 |
#ifdef COLOR_SUPPORT |
| 616 |
case 'c': |
| 617 |
colouron = 1; |
| 618 |
break; |
| 619 |
#endif |
| 620 |
case 'v': |
| 621 |
version_num(argv[0]); |
| 622 |
break; |
| 623 |
case 'h': |
| 624 |
default: |
| 625 |
usage(argv[0]); |
| 626 |
return 1; |
| 627 |
break; |
| 628 |
} |
| 629 |
} |
| 630 |
|
| 631 |
signal(SIGWINCH, sig_winch_handler); |
| 632 |
initscr(); |
| 633 |
#ifdef COLOR_SUPPORT |
| 634 |
/* turn on colour */ |
| 635 |
if (colouron) { |
| 636 |
if (has_colors()) { |
| 637 |
start_color(); |
| 638 |
use_default_colors(); |
| 639 |
init_pair(1,COLOR_RED,-1); |
| 640 |
init_pair(2,COLOR_GREEN,-1); |
| 641 |
init_pair(3,COLOR_YELLOW,-1); |
| 642 |
init_pair(4,COLOR_BLUE,-1); |
| 643 |
init_pair(5,COLOR_MAGENTA,-1); |
| 644 |
init_pair(6,COLOR_CYAN,-1); |
| 645 |
} else { |
| 646 |
fprintf(stderr, "Colour support disabled: your terminal does not support colour."); |
| 647 |
colouron = 0; |
| 648 |
} |
| 649 |
} |
| 650 |
#endif |
| 651 |
nonl(); |
| 652 |
curs_set(0); |
| 653 |
cbreak(); |
| 654 |
noecho(); |
| 655 |
timeout(delay * 1000); |
| 656 |
window=newwin(0, 0, 0, 0); |
| 657 |
clear(); |
| 658 |
|
| 659 |
if(!get_stats()){ |
| 660 |
fprintf(stderr, "Failed to get all the stats. Please check correct permissions\n"); |
| 661 |
endwin(); |
| 662 |
return 1; |
| 663 |
} |
| 664 |
|
| 665 |
display_headings(); |
| 666 |
|
| 667 |
for(;;){ |
| 668 |
time_t now; |
| 669 |
int ch = getch(); |
| 670 |
|
| 671 |
if (ch == 'q'){ |
| 672 |
break; |
| 673 |
} |
| 674 |
|
| 675 |
/* To keep the numbers slightly accurate we do not want them |
| 676 |
* updating more frequently than once a second. |
| 677 |
*/ |
| 678 |
now = time(NULL); |
| 679 |
if ((now - last_update) >= 1) { |
| 680 |
get_stats(); |
| 681 |
} |
| 682 |
last_update = now; |
| 683 |
|
| 684 |
if(sig_winch_flag) { |
| 685 |
clear(); |
| 686 |
display_headings(); |
| 687 |
sig_winch_flag = 0; |
| 688 |
} |
| 689 |
|
| 690 |
display_data(colouron); |
| 691 |
} |
| 692 |
|
| 693 |
endwin(); |
| 694 |
return 0; |
| 695 |
} |
