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/* |
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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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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License |
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* as published by the Free Software Foundation; either version 2 |
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* of the License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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* |
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* $Id: saidar.c,v 1.33 2005/01/17 16:34:26 tdb Exp $ |
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*/ |
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|
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#ifdef HAVE_CONFIG_H |
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#include "config.h" |
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#endif |
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|
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#include <stdio.h> |
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#include <string.h> |
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#include <sys/ioctl.h> |
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#include <unistd.h> |
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#include <stdlib.h> |
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#include <sys/termios.h> |
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#include <signal.h> |
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#include <errno.h> |
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#include <statgrab.h> |
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#include <sys/times.h> |
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#include <limits.h> |
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#include <time.h> |
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|
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#ifdef HAVE_NCURSES_H |
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#include <ncurses.h> |
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#else |
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#include <curses.h> |
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#endif |
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|
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typedef struct{ |
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sg_cpu_percents *cpu_percents; |
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sg_mem_stats *mem_stats; |
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sg_swap_stats *swap_stats; |
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sg_load_stats *load_stats; |
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sg_process_count *process_count; |
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sg_page_stats *page_stats; |
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|
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sg_network_io_stats *network_io_stats; |
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int network_io_entries; |
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|
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sg_disk_io_stats *disk_io_stats; |
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int disk_io_entries; |
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|
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sg_fs_stats *fs_stats; |
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int fs_entries; |
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|
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sg_host_info *host_info; |
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sg_user_stats *user_stats; |
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}stats_t; |
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|
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stats_t stats; |
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|
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char *size_conv(long long number){ |
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char type[] = {'B', 'K', 'M', 'G', 'T'}; |
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int x=0; |
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int sign=1; |
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static char string[10]; |
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|
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if(number < 0){ |
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sign=-1; |
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number=-number; |
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} |
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|
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for(;x<5;x++){ |
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if( (number/1024) < (100)) { |
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break; |
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} |
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number = (number/1024); |
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} |
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|
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number = number*sign; |
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|
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snprintf(string, 10, "%lld%c", number, type[x]); |
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return string; |
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|
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} |
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|
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char *hr_uptime(time_t time){ |
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int day = 0, hour = 0, min = 0; |
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static char uptime_str[25]; |
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int sec = (int) time; |
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|
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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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|
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if(day){ |
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snprintf(uptime_str, 25, "%dd %02d:%02d:%02d", day, hour, min, sec); |
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}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; |
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} |
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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); |
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printw("Hostname :"); |
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move(0,27); |
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printw("Uptime : "); |
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move(0,54); |
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printw("Date : "); |
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|
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/* Load */ |
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move(2,0); |
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printw("Load 1 :"); |
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move(3,0); |
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printw("Load 5 :"); |
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move(4,0); |
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printw("Load 15 :"); |
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|
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/* CPU */ |
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move(2,21); |
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printw("CPU Idle :"); |
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move(3,21); |
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printw("CPU System:"); |
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move(4,21); |
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printw("CPU User :"); |
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|
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/* Process */ |
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move(2, 42); |
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printw("Running :"); |
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move(3, 42); |
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printw("Sleeping :"); |
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move(4, 42); |
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printw("Stopped :"); |
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move(2, 62); |
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printw("Zombie :"); |
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move(3, 62); |
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printw("Total :"); |
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move(4, 62); |
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printw("No. Users :"); |
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|
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/* Mem */ |
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move(6, 0); |
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printw("Mem Total :"); |
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move(7, 0); |
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printw("Mem Used :"); |
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move(8, 0); |
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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:"); |
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move(7, 21); |
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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); |
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printw("Swap Used :"); |
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move(8, 42); |
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printw("Total Used:"); |
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|
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/* Paging */ |
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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 */ |
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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; |
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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"); |
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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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|
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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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} |
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|
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void display_data(){ |
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char cur_time[20]; |
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struct tm *tm_time; |
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time_t epoc_time; |
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int counter, line; |
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long long r,w; |
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long long rt, wt; |
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sg_disk_io_stats *disk_io_stat_ptr; |
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sg_network_io_stats *network_stat_ptr; |
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sg_fs_stats *disk_stat_ptr; |
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/* Size before it will start overwriting "uptime" */ |
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char hostname[15]; |
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char *ptr; |
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|
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if (stats.host_info != NULL) { |
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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 "." |
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*/ |
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if (ptr != NULL){ |
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*ptr = '\0'; |
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} |
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printw("%s", hostname); |
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move(0,36); |
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printw("%s", hr_uptime(stats.host_info->uptime)); |
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epoc_time=time(NULL); |
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tm_time = localtime(&epoc_time); |
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strftime(cur_time, 20, "%Y-%m-%d %T", tm_time); |
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move(0,61); |
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printw("%s", cur_time); |
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} |
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|
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if (stats.load_stats != NULL) { |
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/* Load */ |
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move(2,12); |
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printw("%6.2f", stats.load_stats->min1); |
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move(3,12); |
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printw("%6.2f", stats.load_stats->min5); |
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move(4,12); |
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printw("%6.2f", stats.load_stats->min15); |
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} |
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|
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if (stats.cpu_percents != NULL) { |
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/* CPU */ |
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move(2,33); |
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printw("%6.2f%%", stats.cpu_percents->idle); |
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move(3,33); |
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printw("%6.2f%%", (stats.cpu_percents->kernel + stats.cpu_percents->iowait + stats.cpu_percents->swap)); |
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move(4,33); |
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printw("%6.2f%%", (stats.cpu_percents->user + stats.cpu_percents->nice)); |
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} |
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|
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if (stats.process_count != NULL) { |
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/* Process */ |
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move(2, 54); |
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printw("%5d", stats.process_count->running); |
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move(2,74); |
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printw("%5d", stats.process_count->zombie); |
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move(3, 54); |
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printw("%5d", stats.process_count->sleeping); |
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move(3, 74); |
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printw("%5d", stats.process_count->total); |
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move(4, 54); |
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printw("%5d", stats.process_count->stopped); |
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} |
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if (stats.user_stats != NULL) { |
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move(4,74); |
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printw("%5d", stats.user_stats->num_entries); |
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} |
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|
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if (stats.mem_stats != NULL) { |
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/* Mem */ |
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move(6, 12); |
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printw("%7s", size_conv(stats.mem_stats->total)); |
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move(7, 12); |
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printw("%7s", size_conv(stats.mem_stats->used)); |
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move(8, 12); |
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printw("%7s", size_conv(stats.mem_stats->free)); |
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} |
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|
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if (stats.swap_stats != NULL) { |
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/* Swap */ |
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move(6, 32); |
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printw("%8s", size_conv(stats.swap_stats->total)); |
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move(7, 32); |
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printw("%8s", size_conv(stats.swap_stats->used)); |
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move(8, 32); |
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printw("%8s", size_conv(stats.swap_stats->free)); |
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} |
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|
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/* VM */ |
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if (stats.mem_stats != NULL && stats.mem_stats->total != 0) { |
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move(6, 54); |
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printw("%5.2f%%", (100.00 * (float)(stats.mem_stats->used)/stats.mem_stats->total)); |
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} |
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if (stats.swap_stats != NULL && stats.swap_stats->total != 0) { |
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move(7, 54); |
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printw("%5.2f%%", (100.00 * (float)(stats.swap_stats->used)/stats.swap_stats->total)); |
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} |
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if (stats.mem_stats != NULL && stats.swap_stats != NULL && |
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stats.mem_stats->total != 0 && stats.swap_stats->total != 0) { |
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move(8, 54); |
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printw("%5.2f%%", (100.00 * (float)(stats.mem_stats->used+stats.swap_stats->used)/(stats.mem_stats->total+stats.swap_stats->total))); |
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} |
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|
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if (stats.page_stats != NULL) { |
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/* Paging */ |
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move(6, 74); |
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printw("%5d", (stats.page_stats->systime)? (stats.page_stats->pages_pagein / stats.page_stats->systime): stats.page_stats->pages_pagein); |
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move(7, 74); |
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printw("%5d", (stats.page_stats->systime)? (stats.page_stats->pages_pageout / stats.page_stats->systime) : stats.page_stats->pages_pageout); |
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} |
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|
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line = 11; |
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if (stats.disk_io_stats != NULL) { |
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/* Disk IO */ |
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disk_io_stat_ptr = stats.disk_io_stats; |
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r=0; |
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w=0; |
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for(counter=0;counter<stats.disk_io_entries;counter++){ |
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char name[12]; |
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strncpy(name, disk_io_stat_ptr->disk_name, sizeof(name)); |
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name[sizeof(name)-1] = '\0'; /* strncpy doesn't terminate longer strings */ |
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move(line, 0); |
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printw("%s", name); |
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move(line, 12); |
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rt = (disk_io_stat_ptr->systime)? (disk_io_stat_ptr->read_bytes/disk_io_stat_ptr->systime): disk_io_stat_ptr->read_bytes; |
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printw("%7s", size_conv(rt)); |
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r+=rt; |
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move(line, 26); |
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wt = (disk_io_stat_ptr->systime)? (disk_io_stat_ptr->write_bytes/disk_io_stat_ptr->systime): disk_io_stat_ptr->write_bytes; |
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printw("%7s", size_conv(wt)); |
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w+=wt; |
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disk_io_stat_ptr++; |
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line++; |
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} |
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line++; |
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move(line, 0); |
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printw("Total"); |
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move(line, 12); |
358 |
printw("%7s", size_conv(r)); |
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move(line, 26); |
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printw("%7s", size_conv(w)); |
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} |
362 |
|
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line = 11; |
364 |
if (stats.network_io_stats != NULL) { |
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/* Network */ |
366 |
network_stat_ptr = stats.network_io_stats; |
367 |
for(counter=0;counter<stats.network_io_entries;counter++){ |
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char name[20]; |
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strncpy(name, network_stat_ptr->interface_name, sizeof(name)); |
370 |
name[sizeof(name)-1] = '\0'; /* strncpy doesn't terminate longer strings */ |
371 |
move(line, 42); |
372 |
printw("%s", name); |
373 |
move(line, 62); |
374 |
rt = (network_stat_ptr->systime)? (network_stat_ptr->rx / network_stat_ptr->systime): network_stat_ptr->rx; |
375 |
printw("%7s", size_conv(rt)); |
376 |
move(line, 72); |
377 |
wt = (network_stat_ptr->systime)? (network_stat_ptr->tx / network_stat_ptr->systime): network_stat_ptr->tx; |
378 |
printw("%7s", size_conv(wt)); |
379 |
network_stat_ptr++; |
380 |
line++; |
381 |
} |
382 |
line += 2; |
383 |
} |
384 |
|
385 |
if (stats.fs_stats != NULL) { |
386 |
/* Disk */ |
387 |
disk_stat_ptr = stats.fs_stats; |
388 |
for(counter=0;counter<stats.fs_entries;counter++){ |
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char name[20]; |
390 |
strncpy(name, disk_stat_ptr->mnt_point, sizeof(name)); |
391 |
name[sizeof(name)-1] = '\0'; /* strncpy doesn't terminate longer strings */ |
392 |
move(line, 42); |
393 |
printw("%s", name); |
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move(line, 62); |
395 |
printw("%7s", size_conv(disk_stat_ptr->avail)); |
396 |
move(line, 73); |
397 |
printw("%6.2f%%", 100.00 * ((float) disk_stat_ptr->used / (float) (disk_stat_ptr->used + disk_stat_ptr->avail))); |
398 |
disk_stat_ptr++; |
399 |
line++; |
400 |
} |
401 |
} |
402 |
|
403 |
refresh(); |
404 |
} |
405 |
|
406 |
void sig_winch_handler(int dummy){ |
407 |
clear(); |
408 |
display_headings(); |
409 |
display_data(); |
410 |
signal(SIGWINCH, sig_winch_handler); |
411 |
} |
412 |
|
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int get_stats(){ |
414 |
stats.cpu_percents = sg_get_cpu_percents(); |
415 |
stats.mem_stats = sg_get_mem_stats(); |
416 |
stats.swap_stats = sg_get_swap_stats(); |
417 |
stats.load_stats = sg_get_load_stats(); |
418 |
stats.process_count = sg_get_process_count(); |
419 |
stats.page_stats = sg_get_page_stats_diff(); |
420 |
stats.network_io_stats = sg_get_network_io_stats_diff(&(stats.network_io_entries)); |
421 |
stats.disk_io_stats = sg_get_disk_io_stats_diff(&(stats.disk_io_entries)); |
422 |
stats.fs_stats = sg_get_fs_stats(&(stats.fs_entries)); |
423 |
stats.host_info = sg_get_host_info(); |
424 |
stats.user_stats = sg_get_user_stats(); |
425 |
|
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return 1; |
427 |
} |
428 |
|
429 |
void version_num(char *progname){ |
430 |
fprintf(stderr, "%s version %s\n", progname, PACKAGE_VERSION); |
431 |
fprintf(stderr, "\nReport bugs to <%s>.\n", PACKAGE_BUGREPORT); |
432 |
exit(1); |
433 |
} |
434 |
|
435 |
void usage(char *progname){ |
436 |
fprintf(stderr, "Usage: %s [-d delay] [-v] [-h]\n\n", progname); |
437 |
fprintf(stderr, " -d Sets the update time in seconds\n"); |
438 |
fprintf(stderr, " -v Prints version number\n"); |
439 |
fprintf(stderr, " -h Displays this help information.\n"); |
440 |
fprintf(stderr, "\nReport bugs to <%s>.\n", PACKAGE_BUGREPORT); |
441 |
exit(1); |
442 |
} |
443 |
|
444 |
int main(int argc, char **argv){ |
445 |
|
446 |
extern char *optarg; |
447 |
int c; |
448 |
|
449 |
time_t last_update = 0; |
450 |
|
451 |
WINDOW *window; |
452 |
|
453 |
extern int errno; |
454 |
|
455 |
int delay=2; |
456 |
|
457 |
sg_init(); |
458 |
if(sg_drop_privileges() != 0){ |
459 |
fprintf(stderr, "Failed to drop setuid/setgid privileges\n"); |
460 |
return 1; |
461 |
} |
462 |
|
463 |
while ((c = getopt(argc, argv, "vhd:")) != -1){ |
464 |
switch (c){ |
465 |
case 'd': |
466 |
delay = atoi(optarg); |
467 |
if (delay < 1){ |
468 |
fprintf(stderr, "Time must be 1 second or greater\n"); |
469 |
exit(1); |
470 |
} |
471 |
break; |
472 |
case 'v': |
473 |
version_num(argv[0]); |
474 |
break; |
475 |
case 'h': |
476 |
default: |
477 |
usage(argv[0]); |
478 |
return 1; |
479 |
break; |
480 |
} |
481 |
} |
482 |
|
483 |
signal(SIGWINCH, sig_winch_handler); |
484 |
initscr(); |
485 |
nonl(); |
486 |
cbreak(); |
487 |
noecho(); |
488 |
timeout(delay * 1000); |
489 |
window=newwin(0, 0, 0, 0); |
490 |
clear(); |
491 |
|
492 |
if(!get_stats()){ |
493 |
fprintf(stderr, "Failed to get all the stats. Please check correct permissions\n"); |
494 |
endwin(); |
495 |
return 1; |
496 |
} |
497 |
|
498 |
display_headings(); |
499 |
|
500 |
for(;;){ |
501 |
time_t now; |
502 |
int ch = getch(); |
503 |
|
504 |
if (ch == 'q'){ |
505 |
break; |
506 |
} |
507 |
|
508 |
/* To keep the numbers slightly accurate we do not want them |
509 |
* updating more frequently than once a second. |
510 |
*/ |
511 |
now = time(NULL); |
512 |
if ((now - last_update) >= 1) { |
513 |
get_stats(); |
514 |
} |
515 |
last_update = now; |
516 |
|
517 |
display_data(); |
518 |
} |
519 |
|
520 |
endwin(); |
521 |
return 0; |
522 |
} |