NetBSD/etc/rc.d/postfix

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#!/bin/sh
#
# $NetBSD: postfix,v 1.14 2007/08/27 10:59:06 pavel Exp $
#
# PROVIDE: mail
# REQUIRE: LOGIN
# we make mail start late, so that things like .forward's are not
# processed until the system is fully operational
$_rc_subr_loaded . /etc/rc.subr
name="postfix"
rcvar=$name
postfix_command="/usr/sbin/${name}"
required_files="/etc/${name}/main.cf"
start_precmd="postfix_precmd"
start_cmd="postfix_op"
stop_cmd="postfix_op"
reload_cmd="postfix_op"
extra_commands="reload"
spooletcdir="/var/spool/${name}/etc"
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postconf="/usr/sbin/postconf"
required_dirs=$spooletcdir
_rebuild() {
echo "${name}: rebuilding ${1} ($2 ${1}.db)"
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$($postconf -h newaliases_path)
}
postfix_precmd()
{
# As this is called after the is_running and required_dir checks
# are made in run_rc_command(), we can safely assume ${spooletcdir}
# exists and postfix isn't running at this point (unless forcestart
# is used).
#
for f in localtime resolv.conf services; do
if [ -f /etc/$f ]; then
cmp -s /etc/$f ${spooletcdir}/$f || \
cp -p /etc/$f ${spooletcdir}/$f
fi
done
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for f in $($postconf -h alias_database); do
OIFS="${IFS}"
IFS="${IFS}:"
set -- $f
IFS="${OIFS}"
case "$1" in
hash)
if [ -f "$2.db" ]; then
if [ ! "$2" -ot "$2.db" ]; then
_rebuild "$2" "out of date"
fi
else
_rebuild "$2" "missing"
fi
;;
*)
;;
esac
done
}
postfix_op()
{
${postfix_command} ${rc_arg}
}
check_use_postfix()
{
_mta_path=$(awk '/^sendmail[ \t]/{print$2}' /etc/mailer.conf)
_postfix_path="/usr/libexec/postfix/sendmail"
_sendmail_path="/usr/libexec/sendmail/sendmail"
if [ "${postfix}" != "check" ]; then
echo "${postfix}"
elif [ "${_mta_path}" = "${_postfix_path}" ]; then
echo YES
else
echo "WARNING: default postfix not used as not selected in mailer.conf" >&2
if [ "${_mta_path}" = "${_sendmail_path}" -a \
! -x "${_mta_path}" ]; then
echo "WARNING: mailer.conf points to the removed sendmail" >&2
echo "update /etc/mailer.conf to get a working mailer configuration" >&2
fi
echo NO
fi
}
# force re-evaluation of /etc/rc.conf and resetting of $sendmail
_rc_conf_loaded=false
_rc_d_postfix=check
load_rc_config $name
unset _rc_d_postfix
postfix=$(check_use_postfix)
run_rc_command "$1"