fa0298b095
Correctly apply the anticongestion sleep time. Pointy hat to me for copying too literally. PR: 181556 Reported by: asomers
174 lines
4.4 KiB
Bash
174 lines
4.4 KiB
Bash
#!/bin/sh
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#
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# $FreeBSD$
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#
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# periodic(8) script that runs sa-update on a nightly basis, updating
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# SpamAssassin rules if needed. Relies on sa-update command.
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#
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# Originally contributed by: Jeremy Chadwick <koitsu@FreeBSD.org>
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# Extended and enhanced by: Matthew Seaman <m.seaman@infracaninophile.co.uk>
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#
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# Define these variables in either /etc/periodic.conf or
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# /etc/periodic.conf.local to override the defaults.
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#
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# Configuration Settings (with default values):
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#
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# daily_sa_enable="YES"
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# run sa-update(1) daily. We assume you want this since
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# you've installed the port.
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#
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# daily_sa_quiet="NO"
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# discard output from sa-update, sa-compile, sa-spamd if set
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# to YES. sa-compile in particular is quite verbose, so
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# setting this to YES can avoid some occasional excess
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# verbiage in your daily e-mails.
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#
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# daily_sa_update_flags=""
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# flags to pass to sa-update. eg. to download additional
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# updates from saupdates.example.com, signed with a GPG key
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# with fingerprint 0xCAFEBABE which you have previously
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# downloaded and installed into the sa-update keyring:
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# daily_sa_update_flags="--gpgkey CAFEBABE \
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# --channel saupdates.example.com \
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# --channel updates.spamassassin.org"
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#
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# daily_sa_compile="%%SACOMPILE%%"
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# run sa-compile to create a compiled form of the filter
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# rules when new rules are found. Note: this can be time
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# consuming and CPU intensive.
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#
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# daily_sa_compile_flags=""
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# flags to pass to sa-compile. eg to enable debug output
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# daily_sa_compile_flags="-D"
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#
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# daily_sa_compile_nice="YES"
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# run sa-compile via nice(1) to minimize its impact on the
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# the system.
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#
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# daily_sa_compile_nice_flags=""
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# flags to pass to nice(1). eg to use a priority increment
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# different than the default.
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# daily_sa_compile_nice_flags="-n 16"
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#
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# daily_sa_restart_spamd="YES"
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# automatically restart sa-spamd when new rules are found.
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# If daily_sa_compile is enabled, only restart if new rules
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# are found and compilation succeeds
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# If there is a global system configuration file, suck it in.
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#
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if [ -r /etc/defaults/periodic.conf ]
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then
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. /etc/defaults/periodic.conf
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source_periodic_confs
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fi
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: ${daily_sa_enable="YES"}
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: ${daily_sa_quiet="NO"}
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: ${daily_sa_compile="%%SACOMPILE%%"}
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: ${daily_sa_compile_nice="YES"}
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: ${daily_sa_restart_spamd="YES"}
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PATH=/bin:/sbin:/usr/bin:/usr/sbin:%%LOCALBASE%%/bin:%%LOCALBASE%%/sbin
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export PATH
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update_rules() {
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echo
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echo "Checking for new SpamAssassin rules:"
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eval sa-update ${daily_sa_update_flags} ${_output} || rc=$?
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return $rc
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}
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# If enabled, run sa-compile to compile the updated rulesets. This
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# can require significant time and CPU.
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compile_rules() {
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case "$daily_sa_compile_nice" in
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[Yy][Ee][Ss])
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_nice="nice $daily_sa_compile_nice_flags"
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;;
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*)
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_nice=
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;;
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esac
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case "$daily_sa_compile" in
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[Yy][Ee][Ss])
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echo " Compiling new rules"
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eval ${_nice} sa-compile ${daily_sa_compile_flags} ${_output} || rc=$?
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if [ $rc -ne 0 ] ; then
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echo "Error: sa-compile exited with code $rc"
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rc=3
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fi
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;;
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*) ;; # Do nothing
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esac
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return $rc
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}
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# If update_rules() downloads new rules, and if compile_rules succeeds
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# or is not enabled, then restart the spamd daemon.
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restart_spamd() {
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case "$daily_sa_restart_spamd" in
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[Yy][Ee][Ss])
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echo " Restarting sa-spamd"
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eval %%LOCALBASE%%/etc/rc.d/sa-spamd restart ${_output} || rc=$?
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if [ $rc -ne 0 ] ; then
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echo "Error: failed to restart sa-spamd"
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rc=3
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fi
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;;
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*) ;; # Do nothing
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esac
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return $rc
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}
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rc=0
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case "$daily_sa_enable" in
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[Yy][Ee][Ss])
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case ${daily_sa_quiet} in
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[Yy][Ee][Ss])
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_output='>/dev/null 2>&1'
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;;
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*)
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_output=
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;;
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esac
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# In FreeBSD 12.0 the anticongestion function should be used
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# instead of a hard-coded sleep
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if [ -n "$anticongestion_sleeptime" ]; then
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anticongestion
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else
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sleep $( jot -r 1 0 300 )
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fi
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update_rules || rc=$?
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case ${rc} in
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0)
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echo "Successfully downloaded updated rules"
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compile_rules && \
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restart_spamd
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;;
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1)
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echo "No new rules available."
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rc=0
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;;
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*)
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echo "Error: sa-update exited with code ${rc}"
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rc=3
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;;
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esac
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;;
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*) ;; # Nothing to do
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esac
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exit $rc
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