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/* |
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* i-scream central monitoring system |
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* http://www.i-scream.org |
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* Copyright (C) 2000-2002 i-scream |
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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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extern int optind; |
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int c; |
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|
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time_t last_update = 0; |
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|
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WINDOW *window; |
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|
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int stdin_fileno; |
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fd_set infds; |
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struct timeval timeout; |
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extern int errno; |
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char ch; |
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int delay=2; |
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#ifdef ALLBSD |
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gid_t gid; |
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#endif |
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statgrab_init(); |
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#ifdef ALLBSD |
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if((setegid(getgid())) != 0){ |
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fprintf(stderr, "Failed to lose setgid'ness\n"); |
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if(statgrab_drop_privileges() != 0){ |
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fprintf(stderr, "Failed to drop setuid/setgid privileges\n"); |
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return 1; |
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} |
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#endif |
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while ((c = getopt(argc, argv, "vhd:")) != EOF){ |
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while ((c = getopt(argc, argv, "vhd:")) != -1){ |
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switch (c){ |
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case 'd': |
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delay = atoi(optarg); |
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fprintf(stderr, "Time must be 1 second or greater\n"); |
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exit(1); |
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} |
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delay--; |
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break; |
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case 'v': |
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version_num(argv[0]); |
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usage(argv[0]); |
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return 1; |
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break; |
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} |
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} |
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nonl(); |
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cbreak(); |
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noecho(); |
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timeout(delay * 1000); |
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window=newwin(0, 0, 0, 0); |
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clear(); |
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} |
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display_headings(); |
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stdin_fileno=fileno(stdin); |
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for(;;){ |
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time_t now; |
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int ch = getch(); |
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FD_ZERO(&infds); |
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FD_SET(stdin_fileno, &infds); |
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timeout.tv_sec = delay; |
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timeout.tv_usec = 0; |
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if((select((stdin_fileno+1), &infds, NULL, NULL, &timeout)) == -1){ |
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if(errno!=EINTR){ |
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perror("select failed"); |
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exit(1); |
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} |
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if (ch == 'q'){ |
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break; |
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} |
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if(FD_ISSET(stdin_fileno, &infds)){ |
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ch=getch(); |
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if (ch == 'q'){ |
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endwin(); |
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return 0; |
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} |
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/* To keep the numbers slightly accurate we do not want them |
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* updating more frequently than once a second. |
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*/ |
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now = time(NULL); |
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if ((now - last_update) >= 1) { |
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get_stats(); |
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} |
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last_update = now; |
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get_stats(); |
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display_data(); |
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/* To keep the numbers slightly accurate we do not want them updating more |
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* frequently than once a second. |
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*/ |
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sleep(1); |
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} |
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endwin(); |
