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#!/usr/bin/perl -w |
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# |
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# i-scream central monitoring system |
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# http://www.i-scream.org.uk |
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# Copyright (C) 2000-2002 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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|
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#----------------------------------------------------------------- |
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# Machine statistics grabber |
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# $Author$ |
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# You'd be silly not to use this ;) |
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use strict; |
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|
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# Have to hope this will work really. |
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my($ostype) = `uname -s`; chop($ostype); |
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|
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# Decide which paths we should use. |
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my($topbin); my($dfbin); my($usersbin); |
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my($unamebin); my($uptimebin); my($sysctlbin); |
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|
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if ($ostype eq "SunOS") { |
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# covers: Solaris 8 |
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$topbin = "/usr/local/sbin/top -d2 -s1 0"; |
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$dfbin = "/usr/bin/df"; |
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$usersbin = "/usr/ucb/users"; |
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$unamebin = "/usr/bin/uname"; |
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$uptimebin = "/usr/bin/uptime"; |
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} |
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elsif ($ostype eq "Linux") { |
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# covers: Debian r2.2 |
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$topbin = "/usr/bin/top -d1 -n2 -b -p0"; |
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$dfbin = "/bin/df"; |
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$usersbin = "/usr/bin/users"; |
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$unamebin = "/bin/uname"; |
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$uptimebin = "/usr/bin/uptime"; |
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} |
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elsif ($ostype eq "FreeBSD") { |
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# covers: FreeBSD 4.2-STABLE |
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$topbin = "/usr/bin/top -d2 -s1 0"; |
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$dfbin = "/bin/df"; |
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$usersbin = "/usr/bin/users"; |
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$unamebin = "/usr/bin/uname"; |
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$uptimebin = "/usr/bin/uptime"; |
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$sysctlbin = "/sbin/sysctl"; |
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} |
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else { |
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print "statgrab.pl Error: Unable to identify system type - \"$ostype\".\n"; |
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print "\"uname -s\" does not report one of the following known types;\n"; |
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print " SunOS, Linux, FreeBSD\n"; |
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exit(1); |
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} |
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|
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# Run the following components: - |
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&print_ident(); |
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&include_osver(); |
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&include_uptime(); |
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&include_users(); |
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&include_top(); |
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&include_disk(); |
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# End the program normally. |
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exit(0); |
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|
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# prints out an identifier for this version of statgrab.pl |
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# the host should check this when reading data |
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# means the host must be checked and updated to work with newer versions. |
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sub print_ident() { |
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print 'version statgrab.pl $Revision$'; |
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print 'packet.version statgrab.pl $Revision$'; |
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print "\n"; |
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} |
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# sub to print pairs of data, separated by a single space character. |
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sub print_pair($$) { |
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my($name, $value) = @_; |
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# If the second argument is undefined, then the pair is still printed, |
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# however, the value shall be displayed as the the 'default' value |
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# if the passed value was undefined. |
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sub print_pair($$$) { |
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my($default, $name, $value) = @_; |
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if (!defined $value) { |
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$value = "unknown"; |
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$value = $default; |
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} |
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# Remove the trailing linefeed if we've not already done so. |
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} |
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# sub to find out disk partition information, if it exists. |
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sub include_disk() { |
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|
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# Run the df program. |
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my(@df) = `$dfbin -akl`; |
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|
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# Go through each line of the program, looking for each thing we want. |
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my($partition_no) = 0; |
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for (my($i) = 0; $i < $#df; $i++) { |
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my($line) = $df[$i]; |
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$line =~ /^([^\s]*)\s*([0-9]*)\s*([0-9]*)\s*([0-9]*)\s*[^\s]*\s*(\/[^\s]*)\s*/; |
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# $4 will not match unless everything before it does... |
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if (defined $5) { |
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my ($filesystem, $kbytes, $used, $avail, $mount) = ($1, $2, $3, $4, $5); |
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&print_pair("unknown", "packet.disk.p$partition_no.attributes.name", $filesystem); |
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&print_pair(0, "packet.disk.p$partition_no.attributes.kbytes", $kbytes); |
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&print_pair(0, "packet.disk.p$partition_no.attributes.used", $used); |
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&print_pair(0, "packet.disk.p$partition_no.attributes.avail", $avail); |
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&print_pair("unknown", "packet.disk.p$partition_no.attributes.mount", $mount); |
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++$partition_no; |
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} |
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} |
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|
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} |
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|
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# sub to find out the list of all (non-unique) usernames logged |
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# in to the machine and how many their are. (not |
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sub include_users() { |
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# Find out all users on this machine. |
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my($users) = `users`; |
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my(@users) = split(/\s+/, $users); |
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my($users) = `$usersbin`; |
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$users = "\n" unless defined $users; |
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chop $users; |
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my($users_count) = 0; |
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$users_count++ while $users =~ /\w+/g; |
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my($users_list) = $users." "; |
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|
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my($users_count) = $#users + 1; |
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my($users_list) = $users; |
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|
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&print_pair("packet.users.count", $users_count); |
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&print_pair("packet.users.list", $users_list); |
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&print_pair(0, "packet.users.count", $users_count); |
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&print_pair("unknown", "packet.users.list", $users_list); |
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} |
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|
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# sub to run a series of regexps on the output of 'top' to |
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# gather various machine statistics. |
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sub include_top() { |
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# Find out some numbers from top. |
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my(@top) = `top -d2 -s1 0`; |
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my(@top) = `$topbin`; |
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my($top) = join(" ", @top); |
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$top =~ s/\n//g; |
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$top =~ s/\n/ /g; |
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|
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&print_pair("packet.load.load1", $top =~ /load averages:\s*([^\s]+?),/); |
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&print_pair("packet.load.load5", $top =~ /load averages:\s*.+?,\s*([^\s]+?),/); |
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&print_pair("packet.load.load15", $top =~ /load averages:\s*.+?,\s*.+?,\s*([^\s]+?)\s*/); |
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&print_pair("packet.processes.total", $top =~ /([^\s]+?) processes:/); |
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&print_pair("packet.processes.sleeping", $top =~ / ([^\s]+?) sleeping/); |
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&print_pair("packet.processes.zombie", $top =~ / ([^\s]+?) zombie/); |
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&print_pair("packet.processes.stopped", $top =~ / ([^\s]+?) stopped/); |
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&print_pair("packet.processes.cpu", $top =~ /([^\s]+?)\s*on cpu/); |
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&print_pair("packet.cpu.idle", $top =~ /([^\s]+?)% idle/); |
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&print_pair("packet.cpu.user", $top =~ /([^\s]+?)% user/); |
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&print_pair("packet.cpu.kernel", $top =~ /([^\s]+?)% kernel/); |
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&print_pair("packet.cpu.iowait", $top =~ /([^\s]+?)% iowait/); |
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&print_pair("packet.cpu.swap", $top =~ /([^\s]+?)% swap/); |
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&print_pair("packet.memory.real", $top =~ /([^\s]+?)[MG] real/); |
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&print_pair("packet.memory.free", $top =~ /([^\s]+?)[MG] free/); |
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&print_pair("packet.memory.swap_in_use", $top =~ /([^\s]+?)[MG] swap in use/); |
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&print_pair("packet.memory.swap_free", $top =~ /([^\s]+?)[MG] swap free/); |
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|
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if($ostype eq "SunOS") { |
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&print_pair(0, "packet.processes.total", $top =~ /([0-9]+?) processes:/); |
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&print_pair(0, "packet.processes.sleeping", $top =~ /([0-9]+?) sleeping/); |
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&print_pair(0, "packet.processes.zombie", $top =~ /([0-9]+?) zombie/); |
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&print_pair(0, "packet.processes.stopped", $top =~ /([0-9]+?) stopped/); |
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&print_pair(0, "packet.processes.cpu", $top =~ /([0-9]+?)\s*on cpu/); |
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&print_pair(0, "packet.cpu.idle", $top =~ /([^\s]+?)% idle/); |
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&print_pair(0, "packet.cpu.user", $top =~ /([^\s]+?)% user/); |
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&print_pair(0, "packet.cpu.kernel", $top =~ /([^\s]+?)% kernel/); |
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&print_pair(0, "packet.cpu.iowait", $top =~ /([^\s]+?)% iowait/); |
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&print_pair(0, "packet.cpu.swap", $top =~ /([^\s]+?)% swap/); |
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|
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# The following need to be specified in megabytes. |
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# If they are preceeded by a G, then multiply by 1024. |
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|
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$top =~ /([0-9]+?)([KMG]) real/; |
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my($real) = $1; |
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$real*=1024 if $2 eq "G"; |
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$real/=1024 if $2 eq "K"; |
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&print_pair(0, "packet.memory.total", $real); |
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|
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$top =~ /([0-9]+?)([KMG]) free/; |
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my($free) = $1; |
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$free*=1024 if $2 eq "G"; |
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$free/=1024 if $2 eq "K"; |
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&print_pair(0, "packet.memory.free", $free); |
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|
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$top =~ /([0-9]+?)([KMG]) swap in use/; |
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my($swap_in_use) = $1; |
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$swap_in_use*=1024 if $2 eq "G"; |
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$swap_in_use/=1024 if $2 eq "K"; |
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# DO NOT print this one out... save it for in a moment... |
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|
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$top =~ /([0-9]+?)([KMG]) swap free/; |
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my($swap_free) = $1; |
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$swap_free*=1024 if $2 eq "G"; |
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$swap_free/=1024 if $2 eq "K"; |
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&print_pair(0, "packet.swap.free", $swap_free); |
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|
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&print_pair(0, "packet.swap.total", $swap_free + $swap_in_use); |
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} |
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elsif ($ostype eq "FreeBSD") { |
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&print_pair(0, "packet.processes.total", $top =~ /([0-9]+?) processes:/); |
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&print_pair(0, "packet.processes.sleeping", $top =~ /([0-9]+?) sleeping/); |
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&print_pair(0, "packet.processes.zombie", $top =~ /([0-9]+?) zombie/); |
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&print_pair(0, "packet.processes.stopped", $top =~ /([0-9]+?) stopped/); |
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&print_pair(0, "packet.processes.cpu", $top =~ /([0-9]+?)\s*running/); |
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&print_pair(0, "packet.cpu.idle", $top =~ /([^\s]+?)% idle/); |
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&print_pair(0, "packet.cpu.kernel", $top =~ /([^\s]+?)% system/); |
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&print_pair(0, "packet.cpu.iowait", $top =~ /([^\s]+?)% interrupt/); |
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&print_pair(0, "packet.cpu.swap", $top =~ /([^\s]+?)% swap/); |
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|
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# FreeBSD is a bit different, we need to get user and nice. |
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my($user) = 0; |
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if($top =~ /([^\s]+?)% user/) { $user += $1; } |
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if($top =~ /([^\s]+?)% nice/) { $user += $1; } |
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&print_pair(0, "packet.cpu.user", $user); |
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|
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# The following need to be specified in megabytes. |
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# If they are preceeded by a G, then multiply by 1024. |
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|
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# get RAM slightly differently |
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my($real) = `$sysctlbin -n hw.physmem`; |
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my($free) = $real - `$sysctlbin -n hw.usermem`; |
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|
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# turn bytes to megabytes |
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$real = ($real / 1024) / 1024; |
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$free = ($free / 1024) / 1024; |
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|
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&print_pair(0, "packet.memory.total", $real); |
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&print_pair(0, "packet.memory.free", $free); |
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|
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$top =~ /Swap: ([0-9]+?)([KMG]) Total/; |
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my($swap_total) = $1; |
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$swap_total*=1024 if $2 eq "G"; |
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$swap_total/=1024 if $2 eq "K"; |
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&print_pair(0, "packet.swap.total", $swap_total); |
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|
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$top =~ /Swap:.*, ([0-9]+?)([KMG]) Free/; |
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my($swap_free) = $1; |
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$swap_free*=1024 if $2 eq "G"; |
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$swap_free/=1024 if $2 eq "K"; |
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&print_pair(0, "packet.swap.free", $swap_free); |
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> |
|
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> |
my($loads) = `$sysctlbin -n vm.loadavg`; |
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> |
$loads =~ /\s+([^\s]+?)\s+([^\s]+?)\s+([^\s]+?)\s+/; |
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> |
&print_pair(0, "packet.load.load1", $1); |
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> |
&print_pair(0, "packet.load.load5", $2); |
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> |
&print_pair(0, "packet.load.load15", $3); |
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> |
} |
| 265 |
> |
elsif ($ostype eq "Linux") { |
| 266 |
> |
my ($top) = ""; |
| 267 |
> |
foreach my $line (@top) { |
| 268 |
> |
$top = $line . $top; |
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> |
} |
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> |
$top =~ s/\n/ /g; |
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> |
|
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&print_pair(0, "packet.processes.total", $top =~ /([0-9]+?) processes:/); |
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&print_pair(0, "packet.processes.sleeping", $top =~ /([0-9]+?) sleeping/); |
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> |
&print_pair(0, "packet.processes.zombie", $top =~ /([0-9]+?) zombie/); |
| 275 |
> |
&print_pair(0, "packet.processes.stopped", $top =~ /([0-9]+?) stopped/); |
| 276 |
> |
&print_pair(0, "packet.processes.cpu", $top =~ /([0-9]+?)\s*running/); |
| 277 |
> |
&print_pair(0, "packet.cpu.idle", $top =~ /([^\s]+?)% idle/); |
| 278 |
> |
&print_pair(0, "packet.cpu.kernel", $top =~ /([^\s]+?)% system/); |
| 279 |
> |
&print_pair(0, "packet.cpu.iowait", $top =~ /([^\s]+?)% interrupt/); |
| 280 |
> |
&print_pair(0, "packet.cpu.swap", $top =~ /([^\s]+?)% swap/); |
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> |
|
| 282 |
> |
# FreeBSD is a bit different, we need to get user and nice. |
| 283 |
> |
my($user) = 0; |
| 284 |
> |
if($top =~ /([^\s]+?)% user/) { $user += $1; } |
| 285 |
> |
if($top =~ /([^\s]+?)% nice/) { $user += $1; } |
| 286 |
> |
&print_pair(0, "packet.cpu.user", $user); |
| 287 |
> |
|
| 288 |
> |
# The following need to be specified in megabytes. |
| 289 |
> |
# If they are preceeded by a G, then multiply by 1024. |
| 290 |
> |
|
| 291 |
> |
$top =~ /Mem:.*?([0-9]+)([KMG])\s+(av|total)/; |
| 292 |
> |
my($real) = $1; |
| 293 |
> |
$real*=1024 if $2 eq "G"; |
| 294 |
> |
$real/=1024 if $2 eq "K"; |
| 295 |
> |
&print_pair(0, "packet.memory.total", int($real)); |
| 296 |
> |
|
| 297 |
> |
$top =~ /Mem:.*?([0-9]+)([KMG])\s+free/; |
| 298 |
> |
my($free) = $1; |
| 299 |
> |
$free*=1024 if $2 eq "G"; |
| 300 |
> |
$free/=1024 if $2 eq "K"; |
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> |
&print_pair(0, "packet.memory.free", int($free)); |
| 302 |
> |
|
| 303 |
> |
$top =~ /Swap:.*?([0-9]+)([KMG])\s+(av|total)/; |
| 304 |
> |
my($swap_total) = $1; |
| 305 |
> |
$swap_total*=1024 if $2 eq "G"; |
| 306 |
> |
$swap_total/=1024 if $2 eq "K"; |
| 307 |
> |
&print_pair(0, "packet.swap.total", int($swap_total)); |
| 308 |
> |
|
| 309 |
> |
$top =~ /Swap:.*?([0-9]+)([KMG])\s+free/; |
| 310 |
> |
my($swap_free) = $1; |
| 311 |
> |
$swap_free*=1024 if $2 eq "G"; |
| 312 |
> |
$swap_free/=1024 if $2 eq "K"; |
| 313 |
> |
&print_pair(0, "packet.swap.free", int($swap_free)); |
| 314 |
> |
} |
| 315 |
> |
else { |
| 316 |
> |
# we could have some catchall here |
| 317 |
> |
# but as it stands this means we'll just skip top stuff |
| 318 |
> |
# for unknown systems |
| 319 |
> |
} |
| 320 |
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} |
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|
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+ |
# sub to get details of the machine's operating system. |
| 323 |
|
sub include_osver() { |
| 324 |
|
|
| 325 |
|
# Find out details about the operating system |
| 326 |
< |
my($os_name) = `uname -s`; |
| 327 |
< |
my($os_release) = `uname -r`; |
| 328 |
< |
my($os_platform) = `uname -m`; |
| 329 |
< |
my($os_sysname) = `uname -n`; |
| 330 |
< |
my($os_version) = `uname -v`; |
| 326 |
> |
# If these values remain undefined, then the print_pair |
| 327 |
> |
# function shall show the value to be the string "unknown". |
| 328 |
> |
my($os_name) = `$unamebin -s`; |
| 329 |
> |
my($os_release) = `$unamebin -r`; |
| 330 |
> |
my($os_platform) = `$unamebin -m`; |
| 331 |
> |
my($os_sysname) = `$unamebin -n`; |
| 332 |
> |
my($os_version) = `$unamebin -v`; |
| 333 |
|
|
| 334 |
< |
&print_pair("packet.os.name", $os_name); |
| 335 |
< |
&print_pair("packet.os.release", $os_release); |
| 336 |
< |
&print_pair("packet.os.platform", $os_platform); |
| 337 |
< |
&print_pair("packet.os.sysname", $os_sysname); |
| 338 |
< |
&print_pair("packet.os.version", $os_version); |
| 334 |
> |
&print_pair("unknown", "packet.os.name", $os_name); |
| 335 |
> |
&print_pair("unknown", "packet.os.release", $os_release); |
| 336 |
> |
&print_pair("unknown", "packet.os.platform", $os_platform); |
| 337 |
> |
&print_pair("unknown", "packet.os.sysname", $os_sysname); |
| 338 |
> |
&print_pair("unknown", "packet.os.version", $os_version); |
| 339 |
> |
|
| 340 |
> |
} |
| 341 |
> |
|
| 342 |
> |
# sub to get system uptime in seconds. |
| 343 |
> |
sub include_uptime() { |
| 344 |
> |
|
| 345 |
> |
# debug stuff, all the different cases |
| 346 |
> |
|
| 347 |
> |
# normal |
| 348 |
> |
#my($uptime) = " 4:48pm up 49 day(s), 6:30, 201 users, load average: 0.33, 0.35, 0.38\n"; |
| 349 |
> |
# 0 days |
| 350 |
> |
#my($uptime) = " 4:48pm up 6:30, 201 users, load average: 0.33, 0.35, 0.38\n"; |
| 351 |
> |
# 0 hours |
| 352 |
> |
#my($uptime) = " 4:48pm up 49 day(s), 30 min(s), 201 users, load average: 0.33, 0.35, 0.38\n"; |
| 353 |
> |
# 0 mins |
| 354 |
> |
#my($uptime) = " 4:48pm up 49 day(s), 6 hr(s), 201 users, load average: 0.33, 0.35, 0.38\n"; |
| 355 |
> |
# 0 days and 0 mins |
| 356 |
> |
#my($uptime) = " 4:48pm up 6 hr(s), 201 users, load average: 0.33, 0.35, 0.38\n"; |
| 357 |
> |
# 0 days and 0 hours |
| 358 |
> |
#my($uptime) = " 4:48pm up 30 min(s), 201 users, load average: 0.33, 0.35, 0.38\n"; |
| 359 |
> |
# 0 hours and 0 mins |
| 360 |
> |
#my($uptime) = " 4:48pm up 49 day(s), 201 users, load average: 0.33, 0.35, 0.38\n"; |
| 361 |
> |
|
| 362 |
> |
# grab the uptime |
| 363 |
> |
my($uptime) = `$uptimebin`; |
| 364 |
> |
|
| 365 |
> |
if($ostype ne "FreeBSD") { |
| 366 |
> |
&print_pair(0, "packet.load.load1", $uptime =~ /load average.?:\s*([^\s]+?),/); |
| 367 |
> |
&print_pair(0, "packet.load.load5", $uptime =~ /load average.?:\s*.+?,\s*([^\s]+?),/); |
| 368 |
> |
&print_pair(0, "packet.load.load15", $uptime =~ /load average.?:\s*.+?,\s*.+?,\s*([^\s]+)/); |
| 369 |
> |
} |
| 370 |
> |
|
| 371 |
> |
# work out the days, hours, and minutes |
| 372 |
> |
|
| 373 |
> |
if ($uptime =~ /day.*,\s+([0-9]+):([0-9]+)/) { |
| 374 |
> |
# normal |
| 375 |
> |
$uptime =~ /up\s+([0-9]+)\s+[^\s]+,\s+([0-9]+):([0-9]+)/; |
| 376 |
> |
$uptime = "$1:$2:$3"; |
| 377 |
> |
} |
| 378 |
> |
else { |
| 379 |
> |
if ($uptime =~ /day/) { |
| 380 |
> |
if ($uptime =~ /hr/) { |
| 381 |
> |
# 0 minutes |
| 382 |
> |
$uptime =~ /up\s+([0-9]+)\s+[^\s]+,\s+([0-9]+)\s+[^\s]+,/; |
| 383 |
> |
$uptime = "$1:$2:0"; |
| 384 |
> |
} |
| 385 |
> |
elsif ($uptime =~ /min/) { |
| 386 |
> |
# 0 hours |
| 387 |
> |
$uptime =~ /up\s+([0-9]+)\s+[^\s]+,\s+([0-9]+)\s+[^\s]+,/; |
| 388 |
> |
$uptime = "$1:0:$2"; |
| 389 |
> |
} |
| 390 |
> |
else { |
| 391 |
> |
# 0 hours and 0 mins |
| 392 |
> |
$uptime =~ /up\s+([0-9]+)/; |
| 393 |
> |
$uptime = "$1:0:0"; |
| 394 |
> |
} |
| 395 |
> |
} |
| 396 |
> |
elsif ($uptime =~ /hr/) { |
| 397 |
> |
# 0 days and 0 minutes |
| 398 |
> |
$uptime =~ /up\s+([0-9]+)\s+/; |
| 399 |
> |
$uptime = "0:$1:0"; |
| 400 |
> |
} |
| 401 |
> |
elsif ($uptime =~ /min/) { |
| 402 |
> |
# 0 days and 0 hours |
| 403 |
> |
$uptime =~ /up\s+([0-9]+)\s+/; |
| 404 |
> |
$uptime = "0:0:$1"; |
| 405 |
> |
} |
| 406 |
> |
else { |
| 407 |
> |
# 0 days |
| 408 |
> |
$uptime =~ /up\s+([0-9]+):([0-9]+)/; |
| 409 |
> |
$uptime = "0:$1:$2"; |
| 410 |
> |
} |
| 411 |
> |
} |
| 412 |
> |
|
| 413 |
> |
# turn into seconds |
| 414 |
> |
$uptime =~ /([0-9]+):([0-9]+):([0-9]+)/; |
| 415 |
> |
$uptime = ($3+($2+($1*24))*60)*60; |
| 416 |
> |
|
| 417 |
> |
# print the value out |
| 418 |
> |
&print_pair("unknown", "packet.os.uptime", $uptime); |
| 419 |
|
|
| 420 |
|
} |
