mirror of
https://github.com/munin-monitoring/contrib.git
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136 lines
3.3 KiB
Plaintext
136 lines
3.3 KiB
Plaintext
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#!/bin/bash
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: <<=cut
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=head1 NAME
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dovecot_stats_ - Munin plugin to display statistics for the dovecot mail server
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=head1 CONFIGURATION
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This plugin must be run with permissions to run "doveadm". That usually means root, but to test, run the following as any user:
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doveadm who
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If you get a permission denied message, check the permissions on the socket mentioned in the error line.
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=head1 MAGIC MARKERS
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#%# family=contrib
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#%# capability=autoconf suggest
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=head1 AUTHOR
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Paul Saunders <darac+munin@darac.org.uk>
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=cut
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. $MUNIN_LIBDIR/plugins/plugin.sh
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is_multigraph
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if [[ "$1" == "autoconf" ]]; then
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if [[ -x /usr/bin/doveadm ]]; then
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echo yes
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else
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echo no
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fi
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exit 0
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fi
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if [[ "$1" == "suggest" ]]; then
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doveadm stats dump domain|awk 'NR!=1 {print $1}'
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exit 0
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fi
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domain=$(basename $0)
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domain=${domain#dovecot_stats_}
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if [[ -z $domain ]]; then
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exit 1
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fi
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if [[ "$1" == "config" ]]; then
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cat <<EOF
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multigraph dovecot_cpu_${domain//\./_}
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graph_title Dovecot CPU Usage for $domain
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graph_vlabel Seconds
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graph_category mail
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user_cpu.label User CPU
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user_cpu.type DERIVE
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user_cpu.min 0
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user_cpu.cdef user_cpu,1000000,/
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sys_cpu.label System CPU
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sys_cpu.type DERIVE
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sys_cpu.min 0
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sys_cpu.cdef sys_cpu,1000000,/
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multigraph dovecot_system_${domain//\./_}
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graph_title Dovecot System Usage for $domain
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graph_category mail
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min_faults.label Minor page faults
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min_faults.type DERIVE
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min_faults.min 0
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maj_faults.label Major page faults
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maj_faults.type DERIVE
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maj_faults.min 0
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vol_cs.label Voluntary context switches
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vol_cs.type DERIVE
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vol_cs.min 0
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invol_cs.label Involuntary context switches
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invol_cs.type DERIVE
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invol_cs.min 0
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read_count.label read() syscalls
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read_count.type DERIVE
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read_count.min 0
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write_count.label write() syscalls
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write_count.type DERIVE
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write_count.min 0
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multigraph dovecot_mail_${domain//\./_}
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graph_title Dovecot Mail Access for $domain
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graph_category mail
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num_logins.label Logins
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num_logins.type DERIVE
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num_logins.min 0
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num_cmds.label Commands
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num_cmds.type DERIVE
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num_cmds.min 0
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mail_lookup_path.label Path Lookups
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mail_lookup_path.type DERIVE
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mail_lookup_path.min 0
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mail_lookup_attr.label Attr lookups
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mail_lookup_attr.type DERIVE
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mail_lookup_attr.min 0
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mail_read_count.label Messages read
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mail_read_count.type DERIVE
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mail_read_count.min 0
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mail_cache_hits.label Cache hits
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mail_cache_hits.type DERIVE
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mail_cache_hits.min 0
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EOF
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exit 0
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fi
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# Fetch data
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# Gawk script cadged from http://awk.info/?JanisP
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doveadm stats dump domain domain=$domain | gawk -F\\t -v cols="user_cpu sys_cpu min_faults maj_faults vol_cs invol_cs read_count write_count num_logins num_cmds mail_lookup_path mail_lookup_attr mail_read_count mail_cache_hits " -v domain=${domain//\./_} '
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BEGIN {
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n=split(cols,col," ")
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for (i=1; i<=n; i++) s[col[i]]=i
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}
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NR==1 {
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for (f=1;f<=NF; f++)
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if ($f in s) c[s[$f]]=f
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next
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}
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{ for (f=1; f<=n; f++) {
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if (col[f] == "user_cpu") printf ("\nmultigraph dovecot_cpu_%s\n", domain)
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if (col[f] == "min_faults") printf ("\nmultigraph dovecot_system_%s\n", domain)
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if (col[f] == "num_logins") printf ("\nmultigraph dovecot_mail_%s\n", domain)
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if (col[f] == "user_cpu" || col[f] == "sys_cpu")
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printf("%s.value %d\n",col[f],$c[f] * 1000000)
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else
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printf("%s.value %d\n",col[f],$c[f])
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}
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}
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'
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