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root/i-scream/projects/cms/source/host/generic/statgrab.pl
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Comparing projects/cms/source/host/generic/statgrab.pl (file contents):
Revision 1.2 by tdb, Sat Jan 20 18:50:28 2001 UTC vs.
Revision 1.47 by tdb, Sat May 18 18:15:56 2002 UTC

# Line 1 | Line 1
1   #!/usr/bin/perl -w
2  
3 + #
4 + # i-scream central monitoring system
5 + # Copyright (C) 2000-2002 i-scream
6 + #
7 + # This program is free software; you can redistribute it and/or
8 + # modify it under the terms of the GNU General Public License
9 + # as published by the Free Software Foundation; either version 2
10 + # of the License, or (at your option) any later version.
11 + #
12 + # This program is distributed in the hope that it will be useful,
13 + # but WITHOUT ANY WARRANTY; without even the implied warranty of
14 + # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15 + # GNU General Public License for more details.
16 + #
17 + # You should have received a copy of the GNU General Public License
18 + # along with this program; if not, write to the Free Software
19 + # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
20 + #
21 +
22   #-----------------------------------------------------------------
23   # Machine statistics grabber
24   #     $Author$
# Line 21 | Line 40 | $| = 1;
40   # You'd be silly not to use this ;)
41   use strict;
42  
43 + # Have to hope this will work really.
44 + my($ostype) = `uname -s`; chop($ostype);
45 +
46 + # Decide which paths we should use.
47 + my($topbin); my($dfbin); my($usersbin);
48 + my($unamebin); my($uptimebin); my($sysctlbin);
49 +
50 + if ($ostype eq "SunOS") {
51 +    # covers: Solaris 8
52 +    $topbin = "/usr/local/sbin/top -d2 -s1 0";
53 +    $dfbin = "/usr/bin/df";
54 +    $usersbin = "/usr/ucb/users";
55 +    $unamebin = "/usr/bin/uname";
56 +    $uptimebin = "/usr/bin/uptime";
57 + }
58 + elsif ($ostype eq "Linux") {
59 +    # covers: Debian r2.2
60 +    $topbin = "/usr/bin/top -d1 -n2 -b -p0";
61 +    $dfbin = "/bin/df";
62 +    $usersbin = "/usr/bin/users";
63 +    $unamebin = "/bin/uname";
64 +    $uptimebin = "/usr/bin/uptime";
65 + }
66 + elsif ($ostype eq "FreeBSD") {
67 +    # covers: FreeBSD 4.2-STABLE
68 +    $topbin = "/usr/bin/top -d2 -s1 0";
69 +    $dfbin = "/bin/df";
70 +    $usersbin = "/usr/bin/users";
71 +    $unamebin = "/usr/bin/uname";
72 +    $uptimebin = "/usr/bin/uptime";
73 +    $sysctlbin = "/sbin/sysctl";
74 + }
75 + else {
76 +    print "statgrab.pl Error: Unable to identify system type - \"$ostype\".\n";
77 +    print "\"uname -s\" does not report one of the following known types;\n";
78 +    print "      SunOS, Linux, FreeBSD\n";
79 +    exit(1);
80 + }
81 +
82 + # Run the following components: -
83 + &print_ident();
84   &include_osver();
85 + &include_uptime();
86   &include_users();
87   &include_top();
88 + &include_disk();
89  
90 + # End the program normally.
91   exit(0);
92  
93  
94  
95  
96 + # prints out an identifier for this version of statgrab.pl
97 + # the host should check this when reading data
98 + # means the host must be checked and updated to work with newer versions.
99 + sub print_ident() {
100 +    print 'packet.version statgrab.pl $Revision$';
101 +    print "\n";
102 + }
103 +
104   # sub to print pairs of data, separated by a single space character.
105 < sub print_pair($$) {
106 <    my($name, $value) = @_;
105 > # If the second argument is undefined, then the pair is still printed,
106 > # however, the value shall be displayed as the the 'default' value
107 > # if the passed value was undefined.
108 > sub print_pair($$$) {
109 >    my($default, $name, $value) = @_;
110  
111      if (!defined $value) {
112 <        $value = "unknown";
112 >        $value = $default;
113      }
114  
115      # Remove the trailing linefeed if we've not already done so.
# Line 46 | Line 120 | sub print_pair($$) {
120   }
121  
122  
123 + # sub to find out disk partition information, if it exists.
124 + sub include_disk() {
125 +    
126 +    # Run the df program.
127 +    my(@df) = `$dfbin -akl`;
128 +
129 +    # Go through each line of the program, looking for each thing we want.
130 +    my($partition_no) = 0;
131 +    for (my($i) = 0; $i < $#df; $i++) {
132 +        my($line) = $df[$i];
133 +        $line =~ /^([^\s]*)\s*([0-9]*)\s*([0-9]*)\s*([0-9]*)\s*[^\s]*\s*(\/[^\s]*)\s*/;
134 +        # $4 will not match unless everything before it does...
135 +        if (defined $5) {
136 +            my ($filesystem, $kbytes, $used, $avail, $mount) = ($1, $2, $3, $4, $5);
137 +            &print_pair("unknown", "packet.disk.p$partition_no.attributes.name", $filesystem);
138 +            &print_pair(0, "packet.disk.p$partition_no.attributes.kbytes", $kbytes);
139 +            &print_pair(0, "packet.disk.p$partition_no.attributes.used", $used);
140 +            &print_pair(0, "packet.disk.p$partition_no.attributes.avail", $avail);
141 +            &print_pair("unknown", "packet.disk.p$partition_no.attributes.mount", $mount);
142 +            ++$partition_no;
143 +        }
144 +    }
145 +    
146 + }
147 +
148 + # sub to find out the list of all (non-unique) usernames logged
149 + # in to the machine and how many their are. (not
150   sub include_users() {
151  
152      # Find out all users on this machine.
153 <    my($users) = `users`;
154 <    my(@users) = split(/\s+/, $users);
153 >    my($users) = `$usersbin`;
154 >    $users = "\n" unless defined $users;
155 >    chop $users;
156 >    my($users_count) = 0;
157 >    $users_count++ while $users =~ /\w+/g;
158 >    my($users_list) = $users." ";
159  
160 <    my($users_count) = $#users + 1;
161 <    my($users_list) = $users;
57 <
58 <    &print_pair("packet.users.count", $users_count);
59 <    &print_pair("packet.users.list", $users_list);
160 >    &print_pair(0, "packet.users.count", $users_count);
161 >    &print_pair("unknown", "packet.users.list", $users_list);
162   }
163  
164  
165 + # sub to run a series of regexps on the output of 'top' to
166 + # gather various machine statistics.
167   sub include_top() {
168  
169      # Find out some numbers from top.
170 <    my(@top) = `top -d2 -s1 0`;
170 >    my(@top) = `$topbin`;
171      my($top) = join(" ", @top);
172 <    $top =~ s/\n//g;
172 >    $top =~ s/\n/ /g;
173  
174 <    &print_pair("packet.load.load1", $top =~ /load averages:\s*([^\s]+?),/);
175 <    &print_pair("packet.load.load5", $top =~ /load averages:\s*.+?,\s*([^\s]+?),/);
176 <    &print_pair("packet.load.load15", $top =~ /load averages:\s*.+?,\s*.+?,\s*([^\s]+?)\s*/);
177 <    &print_pair("packet.processes.total", $top =~ /([^\s]+?) processes:/);
178 <    &print_pair("packet.processes.sleeping", $top =~ / ([^\s]+?) sleeping/);
179 <    &print_pair("packet.processes.zombie", $top =~ / ([^\s]+?) zombie/);
180 <    &print_pair("packet.processes.stopped", $top =~ / ([^\s]+?) stopped/);
181 <    &print_pair("packet.processes.cpu", $top =~ /([^\s]+?)\s*on cpu/);
182 <    &print_pair("packet.cpu.idle", $top =~ /([^\s]+?)% idle/);
183 <    &print_pair("packet.cpu.user", $top =~ /([^\s]+?)% user/);
184 <    &print_pair("packet.cpu.kernel", $top =~ /([^\s]+?)% kernel/);
185 <    &print_pair("packet.cpu.iowait", $top =~ /([^\s]+?)% iowait/);
186 <    &print_pair("packet.cpu.swap", $top =~ /([^\s]+?)% swap/);
187 <    &print_pair("packet.memory.real", $top =~ /([^\s]+?)[MG] real/);
188 <    &print_pair("packet.memory.free", $top =~ /([^\s]+?)[MG] free/);
189 <    &print_pair("packet.memory.swap_in_use", $top =~ /([^\s]+?)[MG] swap in use/);
190 <    &print_pair("packet.memory.swap_free", $top =~ /([^\s]+?)[MG] swap free/);
191 <    
174 >    if($ostype eq "SunOS") {
175 >        &print_pair(0, "packet.processes.total", $top =~ /([0-9]+?) processes:/);
176 >        &print_pair(0, "packet.processes.sleeping", $top =~ /([0-9]+?) sleeping/);
177 >        &print_pair(0, "packet.processes.zombie", $top =~ /([0-9]+?) zombie/);
178 >        &print_pair(0, "packet.processes.stopped", $top =~ /([0-9]+?) stopped/);
179 >        &print_pair(0, "packet.processes.cpu", $top =~ /([0-9]+?)\s*on cpu/);
180 >        &print_pair(0, "packet.cpu.idle", $top =~ /([^\s]+?)% idle/);
181 >        &print_pair(0, "packet.cpu.user", $top =~ /([^\s]+?)% user/);
182 >        &print_pair(0, "packet.cpu.kernel", $top =~ /([^\s]+?)% kernel/);
183 >        &print_pair(0, "packet.cpu.iowait", $top =~ /([^\s]+?)% iowait/);
184 >        &print_pair(0, "packet.cpu.swap", $top =~ /([^\s]+?)% swap/);
185 >        
186 >        # The following need to be specified in megabytes.
187 >        # If they are preceeded by a G, then multiply by 1024.  
188 >        
189 >        $top =~ /([0-9]+?)([KMG]) real/;
190 >        my($real) = $1;
191 >        $real*=1024 if $2 eq "G";
192 >        $real/=1024 if $2 eq "K";
193 >        &print_pair(0, "packet.memory.total", $real);
194 >        
195 >        $top =~ /([0-9]+?)([KMG]) free/;
196 >        my($free) = $1;
197 >        $free*=1024 if $2 eq "G";
198 >        $free/=1024 if $2 eq "K";
199 >        &print_pair(0, "packet.memory.free", $free);
200 >        
201 >        $top =~ /([0-9]+?)([KMG]) swap in use/;
202 >        my($swap_in_use) = $1;
203 >        $swap_in_use*=1024 if $2 eq "G";
204 >        $swap_in_use/=1024 if $2 eq "K";
205 >        # DO NOT print this one out... save it for in a moment...
206 >        
207 >        $top =~ /([0-9]+?)([KMG]) swap free/;
208 >        my($swap_free) = $1;
209 >        $swap_free*=1024 if $2 eq "G";
210 >        $swap_free/=1024 if $2 eq "K";
211 >        &print_pair(0, "packet.swap.free", $swap_free);
212 >        
213 >        &print_pair(0, "packet.swap.total", $swap_free + $swap_in_use);
214 >    }
215 >    elsif ($ostype eq "FreeBSD") {
216 >        &print_pair(0, "packet.processes.total", $top =~ /([0-9]+?) processes:/);
217 >        &print_pair(0, "packet.processes.sleeping", $top =~ /([0-9]+?) sleeping/);
218 >        &print_pair(0, "packet.processes.zombie", $top =~ /([0-9]+?) zombie/);
219 >        &print_pair(0, "packet.processes.stopped", $top =~ /([0-9]+?) stopped/);
220 >        &print_pair(0, "packet.processes.cpu", $top =~ /([0-9]+?)\s*running/);
221 >        &print_pair(0, "packet.cpu.idle", $top =~ /([^\s]+?)% idle/);
222 >        &print_pair(0, "packet.cpu.kernel", $top =~ /([^\s]+?)% system/);
223 >        &print_pair(0, "packet.cpu.iowait", $top =~ /([^\s]+?)% interrupt/);
224 >        &print_pair(0, "packet.cpu.swap", $top =~ /([^\s]+?)% swap/);
225 >
226 >        # FreeBSD is a bit different, we need to get user and nice.
227 >        my($user) = 0;
228 >        if($top =~ /([^\s]+?)% user/) { $user += $1; }
229 >        if($top =~ /([^\s]+?)% nice/) { $user += $1; }
230 >        &print_pair(0, "packet.cpu.user", $user);
231 >        
232 >        # The following need to be specified in megabytes.
233 >        # If they are preceeded by a G, then multiply by 1024.  
234 >        
235 >        # get RAM slightly differently
236 >        my($real) = `$sysctlbin -n hw.physmem`;
237 >        my($free) = $real - `$sysctlbin -n hw.usermem`;
238 >        
239 >        # turn bytes to megabytes
240 >        $real = ($real / 1024) / 1024;
241 >        $free = ($free / 1024) / 1024;
242 >        
243 >        &print_pair(0, "packet.memory.total", $real);
244 >        &print_pair(0, "packet.memory.free", $free);
245 >        
246 >        $top =~ /Swap: ([0-9]+?)([KMG]) Total/;
247 >        my($swap_total) = $1;
248 >        $swap_total*=1024 if $2 eq "G";
249 >        $swap_total/=1024 if $2 eq "K";
250 >        &print_pair(0, "packet.swap.total", $swap_total);
251 >        
252 >        $top =~ /Swap:.*, ([0-9]+?)([KMG]) Free/;
253 >        my($swap_free) = $1;
254 >        $swap_free*=1024 if $2 eq "G";
255 >        $swap_free/=1024 if $2 eq "K";
256 >        &print_pair(0, "packet.swap.free", $swap_free);
257 >        
258 >        my($loads) = `$sysctlbin -n vm.loadavg`;
259 >        $loads =~ /\s+([^\s]+?)\s+([^\s]+?)\s+([^\s]+?)\s+/;
260 >        &print_pair(0, "packet.load.load1", $1);
261 >        &print_pair(0, "packet.load.load5", $2);
262 >        &print_pair(0, "packet.load.load15", $3);
263 >    }
264 >    elsif ($ostype eq "Linux") {
265 >        my ($top) = "";
266 >        foreach my $line (@top) {
267 >            $top = $line . $top;
268 >        }
269 >        $top =~ s/\n/ /g;
270 >
271 >        &print_pair(0, "packet.processes.total", $top =~ /([0-9]+?) processes:/);
272 >        &print_pair(0, "packet.processes.sleeping", $top =~ /([0-9]+?) sleeping/);
273 >        &print_pair(0, "packet.processes.zombie", $top =~ /([0-9]+?) zombie/);
274 >        &print_pair(0, "packet.processes.stopped", $top =~ /([0-9]+?) stopped/);
275 >        &print_pair(0, "packet.processes.cpu", $top =~ /([0-9]+?)\s*running/);
276 >        &print_pair(0, "packet.cpu.idle", $top =~ /([^\s]+?)% idle/);
277 >        &print_pair(0, "packet.cpu.kernel", $top =~ /([^\s]+?)% system/);
278 >        &print_pair(0, "packet.cpu.iowait", $top =~ /([^\s]+?)% interrupt/);
279 >        &print_pair(0, "packet.cpu.swap", $top =~ /([^\s]+?)% swap/);
280 >
281 >        # FreeBSD is a bit different, we need to get user and nice.
282 >        my($user) = 0;
283 >        if($top =~ /([^\s]+?)% user/) { $user += $1; }
284 >        if($top =~ /([^\s]+?)% nice/) { $user += $1; }
285 >        &print_pair(0, "packet.cpu.user", $user);
286 >        
287 >        # The following need to be specified in megabytes.
288 >        # If they are preceeded by a G, then multiply by 1024.  
289 >        
290 >        $top =~ /Mem:.*?([0-9]+)([KMG])\s+(av|total)/;
291 >        my($real) = $1;
292 >        $real*=1024 if $2 eq "G";
293 >        $real/=1024 if $2 eq "K";
294 >        &print_pair(0, "packet.memory.total", int($real));
295 >        
296 >        $top =~ /Mem:.*?([0-9]+)([KMG])\s+free/;
297 >        my($free) = $1;
298 >        $free*=1024 if $2 eq "G";
299 >        $free/=1024 if $2 eq "K";
300 >        &print_pair(0, "packet.memory.free", int($free));
301 >        
302 >        $top =~ /Swap:.*?([0-9]+)([KMG])\s+(av|total)/;
303 >        my($swap_total) = $1;
304 >        $swap_total*=1024 if $2 eq "G";
305 >        $swap_total/=1024 if $2 eq "K";
306 >        &print_pair(0, "packet.swap.total", int($swap_total));
307 >        
308 >        $top =~ /Swap:.*?([0-9]+)([KMG])\s+free/;
309 >        my($swap_free) = $1;
310 >        $swap_free*=1024 if $2 eq "G";
311 >        $swap_free/=1024 if $2 eq "K";
312 >        &print_pair(0, "packet.swap.free", int($swap_free));
313 >    }
314 >    else {
315 >        # we could have some catchall here
316 >        # but as it stands this means we'll just skip top stuff
317 >        # for unknown systems
318 >    }
319   }
320  
321 + # sub to get details of the machine's operating system.
322   sub include_osver() {
323  
324      # Find out details about the operating system
325 <    my($os_name) = `uname -s`;
326 <    my($os_release) = `uname -r`;
327 <    my($os_platform) = `uname -m`;
328 <    my($os_sysname) = `uname -n`;
329 <    my($os_version) = `uname -v`;
325 >    # If these values remain undefined, then the print_pair
326 >    # function shall show the value to be the string "unknown".
327 >    my($os_name) = `$unamebin -s`;
328 >    my($os_release) = `$unamebin -r`;
329 >    my($os_platform) = `$unamebin -m`;
330 >    my($os_sysname) = `$unamebin -n`;
331 >    my($os_version) = `$unamebin -v`;
332  
333 <    &print_pair("packet.os.name", $os_name);
334 <    &print_pair("packet.os.release", $os_release);
335 <    &print_pair("packet.os.platform", $os_platform);
336 <    &print_pair("packet.os.sysname", $os_sysname);
337 <    &print_pair("packet.os.version", $os_version);
333 >    &print_pair("unknown", "packet.os.name", $os_name);
334 >    &print_pair("unknown", "packet.os.release", $os_release);
335 >    &print_pair("unknown", "packet.os.platform", $os_platform);
336 >    &print_pair("unknown", "packet.os.sysname", $os_sysname);
337 >    &print_pair("unknown", "packet.os.version", $os_version);
338 >
339 > }
340 >
341 > # sub to get system uptime in seconds.
342 > sub include_uptime() {
343 >
344 >    # debug stuff, all the different cases
345 >
346 >    # normal
347 >    #my($uptime) = "  4:48pm  up 49 day(s),  6:30,  201 users,  load average: 0.33, 0.35, 0.38\n";
348 >    # 0 days
349 >    #my($uptime) = "  4:48pm  up 6:30,  201 users,  load average: 0.33, 0.35, 0.38\n";
350 >    # 0 hours
351 >    #my($uptime) = "  4:48pm  up 49 day(s),  30 min(s),  201 users,  load average: 0.33, 0.35, 0.38\n";
352 >    # 0 mins
353 >    #my($uptime) = "  4:48pm  up 49 day(s),  6 hr(s),  201 users,  load average: 0.33, 0.35, 0.38\n";
354 >    # 0 days and 0 mins
355 >    #my($uptime) = "  4:48pm  up 6 hr(s),  201 users,  load average: 0.33, 0.35, 0.38\n";
356 >    # 0 days and 0 hours
357 >    #my($uptime) = "  4:48pm  up 30 min(s),  201 users,  load average: 0.33, 0.35, 0.38\n";
358 >    # 0 hours and 0 mins
359 >    #my($uptime) = "  4:48pm  up 49 day(s), 201 users,  load average: 0.33, 0.35, 0.38\n";
360 >
361 >    # grab the uptime
362 >    my($uptime) = `$uptimebin`;
363 >    
364 >    if($ostype ne "FreeBSD") {
365 >        &print_pair(0, "packet.load.load1", $uptime =~ /load average.?:\s*([^\s]+?),/);
366 >        &print_pair(0, "packet.load.load5", $uptime =~ /load average.?:\s*.+?,\s*([^\s]+?),/);
367 >        &print_pair(0, "packet.load.load15", $uptime =~ /load average.?:\s*.+?,\s*.+?,\s*([^\s]+)/);
368 >    }
369 >
370 >    # work out the days, hours, and minutes
371 >
372 >    if ($uptime =~ /day.*,\s+([0-9]+):([0-9]+)/) {
373 >      # normal
374 >        $uptime =~ /up\s+([0-9]+)\s+[^\s]+,\s+([0-9]+):([0-9]+)/;
375 >        $uptime = "$1:$2:$3";
376 >    }
377 >    else {
378 >        if ($uptime =~ /day/) {
379 >            if ($uptime =~ /hr/) {
380 >              # 0 minutes
381 >                $uptime =~ /up\s+([0-9]+)\s+[^\s]+,\s+([0-9]+)\s+[^\s]+,/;
382 >                $uptime = "$1:$2:0";
383 >            }
384 >            elsif ($uptime =~ /min/) {
385 >              # 0 hours
386 >                $uptime =~ /up\s+([0-9]+)\s+[^\s]+,\s+([0-9]+)\s+[^\s]+,/;
387 >                $uptime = "$1:0:$2";
388 >            }
389 >            else {
390 >              # 0 hours and 0 mins
391 >                $uptime =~ /up\s+([0-9]+)/;
392 >                $uptime = "$1:0:0";
393 >            }
394 >        }
395 >        elsif ($uptime =~ /hr/) {
396 >          # 0 days and 0 minutes
397 >            $uptime =~ /up\s+([0-9]+)\s+/;
398 >            $uptime = "0:$1:0";
399 >        }
400 >        elsif ($uptime =~ /min/) {
401 >          # 0 days and 0 hours
402 >            $uptime =~ /up\s+([0-9]+)\s+/;
403 >            $uptime = "0:0:$1";
404 >        }
405 >        else {
406 >          # 0 days
407 >            $uptime =~ /up\s+([0-9]+):([0-9]+)/;
408 >            $uptime = "0:$1:$2";
409 >        }
410 >    }
411 >
412 >    # turn into seconds
413 >    $uptime =~ /([0-9]+):([0-9]+):([0-9]+)/;
414 >    $uptime = ($3+($2+($1*24))*60)*60;
415 >    
416 >    # print the value out
417 >    &print_pair("unknown", "packet.os.uptime", $uptime);
418  
419   }

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