21 |
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# You'd be silly not to use this ;) |
22 |
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use strict; |
23 |
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|
24 |
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# Run the following components: - |
25 |
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&print_ident(); |
26 |
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&include_osver(); |
27 |
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&include_users(); |
28 |
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&include_top(); |
29 |
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&include_disk(); |
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31 |
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# End the program normally. |
32 |
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exit(0); |
33 |
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34 |
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35 |
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36 |
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37 |
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38 |
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39 |
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|
40 |
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|
41 |
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# prints out an identifier for this version of statgrab.pl |
42 |
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# the host should check this when reading data |
43 |
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# means the host must be checked and updated to work with newer versions. |
47 |
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} |
48 |
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|
49 |
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# sub to print pairs of data, separated by a single space character. |
50 |
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sub print_pair($$) { |
51 |
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my($name, $value) = @_; |
50 |
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# If the second argument is undefined, then the pair is still printed, |
51 |
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# however, the value shall be displayed as the string "unknown". |
52 |
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# If $type is non-zero, then "0" is printed instead of "unknown". |
53 |
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sub print_pair($$$) { |
54 |
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my($type, $name, $value) = @_; |
55 |
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|
56 |
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if (!defined $value) { |
57 |
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$value = "unknown"; |
57 |
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if ($type) { |
58 |
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$value = "0.00"; |
59 |
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} |
60 |
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else { |
61 |
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$value = "unknown"; |
62 |
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} |
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} |
64 |
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|
65 |
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# Remove the trailing linefeed if we've not already done so. |
70 |
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} |
71 |
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72 |
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73 |
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# sub to find out disk partition information, if it exists. |
74 |
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sub include_disk() { |
75 |
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|
76 |
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# Run the df program. |
77 |
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my(@df) = `df -ak`; |
78 |
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|
79 |
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# Go through each line of the program, looking for each thing we want. |
80 |
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my($partition_no) = 0; |
81 |
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for (my($i) = 0; $i < $#df; $i++) { |
82 |
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my($line) = $df[$i]; |
83 |
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$line =~ /^(\/[^\s]*)\s*([0-9]*)\s*([0-9]*)\s*([0-9]*)\s*[^\s]*\s*(\/[^\s]*)\s*/; |
84 |
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# $4 will not match unless everything before it does... |
85 |
+ |
if (defined $5) { |
86 |
+ |
my ($filesystem, $kbytes, $used, $avail, $mount) = ($1, $2, $3, $4, $5); |
87 |
+ |
&print_pair(0, "packet.disk.p$partition_no.attributes.name", $filesystem); |
88 |
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&print_pair(1, "packet.disk.p$partition_no.attributes.kbytes", $kbytes); |
89 |
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&print_pair(1, "packet.disk.p$partition_no.attributes.used", $used); |
90 |
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&print_pair(1, "packet.disk.p$partition_no.attributes.avail", $avail); |
91 |
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&print_pair(0, "packet.disk.p$partition_no.attributes.mount", $mount); |
92 |
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++$partition_no; |
93 |
+ |
} |
94 |
+ |
} |
95 |
+ |
|
96 |
+ |
} |
97 |
+ |
|
98 |
+ |
# sub to find out the list of all (non-unique) usernames logged |
99 |
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# in to the machine and how many their are. (not |
100 |
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sub include_users() { |
101 |
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|
102 |
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# Find out all users on this machine. |
106 |
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my($users_count) = $#users + 1; |
107 |
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my($users_list) = $users; |
108 |
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|
109 |
< |
&print_pair("packet.users.count", $users_count); |
110 |
< |
&print_pair("packet.users.list", $users_list); |
109 |
> |
&print_pair(1, "packet.users.count", $users_count); |
110 |
> |
&print_pair(0, "packet.users.list", $users_list); |
111 |
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} |
112 |
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|
113 |
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|
114 |
+ |
# sub to run a series of regexps on the output of 'top' to |
115 |
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# gather various machine statistics. |
116 |
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sub include_top() { |
117 |
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|
118 |
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# Find out some numbers from top. |
120 |
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my($top) = join(" ", @top); |
121 |
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$top =~ s/\n//g; |
122 |
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|
123 |
< |
&print_pair("packet.load.load1", $top =~ /load averages:\s*([^\s]+?),/); |
124 |
< |
&print_pair("packet.load.load5", $top =~ /load averages:\s*.+?,\s*([^\s]+?),/); |
125 |
< |
&print_pair("packet.load.load15", $top =~ /load averages:\s*.+?,\s*.+?,\s*([^\s]+?)\s*/); |
126 |
< |
&print_pair("packet.processes.total", $top =~ /([^\s]+?) processes:/); |
127 |
< |
&print_pair("packet.processes.sleeping", $top =~ / ([^\s]+?) sleeping/); |
128 |
< |
&print_pair("packet.processes.zombie", $top =~ / ([^\s]+?) zombie/); |
129 |
< |
&print_pair("packet.processes.stopped", $top =~ / ([^\s]+?) stopped/); |
130 |
< |
&print_pair("packet.processes.cpu", $top =~ /([^\s]+?)\s*on cpu/); |
131 |
< |
&print_pair("packet.cpu.idle", $top =~ /([^\s]+?)% idle/); |
132 |
< |
&print_pair("packet.cpu.user", $top =~ /([^\s]+?)% user/); |
133 |
< |
&print_pair("packet.cpu.kernel", $top =~ /([^\s]+?)% kernel/); |
134 |
< |
&print_pair("packet.cpu.iowait", $top =~ /([^\s]+?)% iowait/); |
135 |
< |
&print_pair("packet.cpu.swap", $top =~ /([^\s]+?)% swap/); |
136 |
< |
&print_pair("packet.memory.real", $top =~ /([^\s]+?)[MG] real/); |
137 |
< |
&print_pair("packet.memory.free", $top =~ /([^\s]+?)[MG] free/); |
138 |
< |
&print_pair("packet.memory.swap_in_use", $top =~ /([^\s]+?)[MG] swap in use/); |
139 |
< |
&print_pair("packet.memory.swap_free", $top =~ /([^\s]+?)[MG] swap free/); |
140 |
< |
|
123 |
> |
&print_pair(1, "packet.load.load1", $top =~ /load averages:\s*([^\s]+?),/); |
124 |
> |
&print_pair(1, "packet.load.load5", $top =~ /load averages:\s*.+?,\s*([^\s]+?),/); |
125 |
> |
&print_pair(1, "packet.load.load15", $top =~ /load averages:\s*.+?,\s*.+?,\s*([^\s]+?)\s*/); |
126 |
> |
&print_pair(1, "packet.processes.total", $top =~ /([^\s]+?) processes:/); |
127 |
> |
&print_pair(1, "packet.processes.sleeping", $top =~ / ([^\s]+?) sleeping/); |
128 |
> |
&print_pair(1, "packet.processes.zombie", $top =~ / ([^\s]+?) zombie/); |
129 |
> |
&print_pair(1, "packet.processes.stopped", $top =~ / ([^\s]+?) stopped/); |
130 |
> |
&print_pair(1, "packet.processes.cpu", $top =~ /([^\s]+?)\s*on cpu/); |
131 |
> |
&print_pair(1, "packet.cpu.idle", $top =~ /([^\s]+?)% idle/); |
132 |
> |
&print_pair(1, "packet.cpu.user", $top =~ /([^\s]+?)% user/); |
133 |
> |
&print_pair(1, "packet.cpu.kernel", $top =~ /([^\s]+?)% kernel/); |
134 |
> |
&print_pair(1, "packet.cpu.iowait", $top =~ /([^\s]+?)% iowait/); |
135 |
> |
&print_pair(1, "packet.cpu.swap", $top =~ /([^\s]+?)% swap/); |
136 |
> |
|
137 |
> |
# The following need to be specified in megabytes. |
138 |
> |
# If they are preceeded by a G, then multiply by 1024. |
139 |
> |
|
140 |
> |
$top =~ /([^\s]+?)([MG]) real/; |
141 |
> |
my($real) = $1; |
142 |
> |
$real*=1024 if $2 eq "G"; |
143 |
> |
&print_pair(1, "packet.memory.real", $real); |
144 |
> |
|
145 |
> |
$top =~ /([^\s]+?)([MG]) free/; |
146 |
> |
my($free) = $1; |
147 |
> |
$free*=1024 if $2 eq "G"; |
148 |
> |
&print_pair(1, "packet.memory.free", $free); |
149 |
> |
|
150 |
> |
$top =~ /([^\s]+?)([MG]) swap in use/; |
151 |
> |
my($swap_in_use) = $1; |
152 |
> |
$swap_in_use*=1024 if $2 eq "G"; |
153 |
> |
# DO NOT print this one out... save it for in a moment... |
154 |
> |
|
155 |
> |
$top =~ /([^\s]+?)([MG]) swap free/; |
156 |
> |
my($swap_free) = $1; |
157 |
> |
$swap_free*=1024 if $2 eq "G"; |
158 |
> |
&print_pair(1, "packet.memory.swap_free", $swap_free); |
159 |
> |
|
160 |
> |
# AJ requested total swap instead of swap_in_use, so here we go! |
161 |
> |
&print_pair(1, "packet.memory.swap_total", $swap_free + $swap_in_use); |
162 |
|
} |
163 |
|
|
164 |
+ |
# sub to get details of the machine's operating system. |
165 |
|
sub include_osver() { |
166 |
|
|
167 |
|
# Find out details about the operating system |
168 |
+ |
# If these values remain undefined, then the print_pair |
169 |
+ |
# function shall show the value to be the string "unknown". |
170 |
|
my($os_name) = `uname -s`; |
171 |
|
my($os_release) = `uname -r`; |
172 |
|
my($os_platform) = `uname -m`; |
173 |
|
my($os_sysname) = `uname -n`; |
174 |
|
my($os_version) = `uname -v`; |
175 |
|
|
176 |
< |
&print_pair("packet.os.name", $os_name); |
177 |
< |
&print_pair("packet.os.release", $os_release); |
178 |
< |
&print_pair("packet.os.platform", $os_platform); |
179 |
< |
&print_pair("packet.os.sysname", $os_sysname); |
180 |
< |
&print_pair("packet.os.version", $os_version); |
176 |
> |
&print_pair(0, "packet.os.name", $os_name); |
177 |
> |
&print_pair(0, "packet.os.release", $os_release); |
178 |
> |
&print_pair(0, "packet.os.platform", $os_platform); |
179 |
> |
&print_pair(0, "packet.os.sysname", $os_sysname); |
180 |
> |
&print_pair(0, "packet.os.version", $os_version); |
181 |
|
|
182 |
|
} |