mirror of
https://github.com/cmur2/munin-postfix.git
synced 2024-11-18 12:56:17 +01:00
134 lines
2.9 KiB
Bash
Executable File
134 lines
2.9 KiB
Bash
Executable File
#!/bin/sh
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# -*- sh -*-
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: << =cut
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=head1 NAME
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postfix_mailqueue - Plugin to monitor postfix mail spools
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=head1 ABOUT
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A guide to postfix mail queue manageent can be found at
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L<http://www.postfix.org/QSHAPE_README.html#queues>
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A summary:
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=over 4
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=item maildrop
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Messages that have been submitted via the Postfix sendmail(1) command,
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but not yet brought into the main Postfix queue by the pickup(8)
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service.
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=item hold
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Messages placed in the "hold" queue stay there until the administrator
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intervenes
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=item incoming
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Inbound mail from the network, or mail picked up by the local
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pickup(8) daemon from the maildrop directory.
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=item active
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Messages that the queue manager has opened for delivery. Only a limited number
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of messages is allowed to enter the active queue (leaky bucket strategy, for a
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fixed delivery rate).
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=item deferred
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Mail that could not be delivered upon the first attempt. The queue manager
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implements exponential backoff by doubling the time between delivery attempts.
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=item corrupt
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Unreadable or damaged queue files are moved here for inspection.
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=back
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=head1 CONFIGURATION
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By default "postconf -h queue_directory" is used to determine the
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spool directory. Is postconf is not available in the $PATH then
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/var/spool/postfix is assumed. This can be overridden by the
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"spooldir" environment variable like so:
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[postfix_mailqueue]
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env.spooldir /var/spool/postfix
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=head1 AUTHOR
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Unknown.
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=head1 LICENSE
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Unknown.
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=head1 MAGIC MARKERS
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=begin comment
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These magic markers are used by munin-node-configure when installing
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munin-node.
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=end comment
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#%# family=auto
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#%# capabilities=autoconf
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=cut
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# atempt to get spooldir via postconf, but environment overrides.
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# Remember that postconf is not available unless postfix is.
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POSTCONFSPOOL="$(postconf -h queue_directory 2>/dev/null || echo /var/spool/postfix)"
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SPOOLDIR=${spooldir:-$POSTCONFSPOOL}
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. $MUNIN_LIBDIR/plugins/plugin.sh
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case $1 in
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autoconf|detect)
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if [ -d $SPOOLDIR ] ; then
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echo yes
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exit 0
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else
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echo "no (spooldir not found)"
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exit 0
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fi;;
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config)
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cat <<'EOF'
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graph_title Postfix Mailqueue
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graph_vlabel Mails in queue
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graph_category postfix
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active.label active
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deferred.label deferred
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maildrop.label maildrop
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incoming.label incoming
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corrupt.label corrupt
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hold.label held
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EOF
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for field in active deferred maildrop incoming corrupt hold; do
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print_warning $field
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print_critical $field
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done
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exit 0;;
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esac
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cd $SPOOLDIR >/dev/null 2>/dev/null || {
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echo "# Cannot cd to $SPOOLDIR"
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exit 1
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}
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cat <<EOF
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deferred.value `(test -d deferred && find deferred -type f ) | wc -l`
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active.value `(test -d active && find active -type f ) | wc -l`
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maildrop.value `(test -d maildrop && find maildrop -type f ) | wc -l`
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incoming.value `(test -d incoming && find incoming -type f ) | wc -l`
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corrupt.value `(test -d corrupt && find corrupt -type f ) | wc -l`
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hold.value `( test -d hold && find hold -type f ) | wc -l`
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EOF
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