NetBSD/etc/rc.d/sendmail

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#!/bin/sh
#
# $NetBSD: sendmail,v 1.21 2004/08/19 04:44:10 atatat 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
$_rc_subr_loaded . /etc/rc.subr
name="sendmail"
rcvar=$name
command="/usr/sbin/${name}"
pidfile="/var/run/${name}.pid"
required_files="/etc/mail/sendmail.cf"
start_precmd="sendmail_precmd"
sendmail_precmd()
{
# Die if there's pre-8.10 custom configuration file. This check is
# mandatory for smooth upgrade. See NetBSD PR 10100 for details.
#
if checkyesno sendmail && [ -f "/etc/${name}.cf" ]; then
if ! cmp -s "/etc/mail/${name}.cf" "/etc/${name}.cf"; then
warn \
"${name} was not started; you have multiple copies of sendmail.cf."
return 1
fi
fi
# check modifications on /etc/mail/aliases
if [ -f "/etc/mail/aliases.db" ]; then
if [ ! "/etc/mail/aliases" -ot "/etc/mail/aliases.db" ]; then
echo \
"${name}: /etc/mail/aliases newer than /etc/mail/aliases.db, regenerating"
/usr/bin/newaliases
fi
else
echo \
"${name}: /etc/mail/aliases.db not present, generating"
/usr/bin/newaliases
fi
# check couple of common db files, too
for f in access genericstable virtusertable domaintable mailertable; do
if [ -r "/etc/mail/$f" -a \
! "/etc/mail/$f" -ot "/etc/mail/$f.db" ]; then
echo \
"${name}: /etc/mail/$f newer than /etc/mail/$f.db, regenerating"
/usr/sbin/makemap hash /etc/mail/$f < /etc/mail/$f
fi
done
if checkyesno sendmail_suidroot; then
_owner_fmt="%p %Su"
_def_owner="104555 root"
_sm_root="true"
else
_owner_fmt="%p %Su %Sg"
_def_owner="102555 root smmsp"
_sm_root="false"
fi
_def_version="10"
_def_cqueuemode="40770 smmsp smmsp"
_owner=$(stat -qf"${_owner_fmt}" /usr/libexec/sendmail/sendmail)
_cfversion=$(sed -n 's/^V *\([0-9]*\).*/\1/p' /etc/mail/sendmail.cf)
_cqueuemode="${_def_cqueuemode}" # changed later, if needed
# check owner and mode of real sendmail binary
if [ "${_owner}" != "${_def_owner}" ]; then
warn "/usr/libexec/sendmail/sendmail has wrong owner/mode"
fi
# check .cf file version
if [ "${_cfversion}" != "${_def_version}" ]; then
warn "${name}.cf has wrong version " \
"(have ${_cfversion}, should be ${_def_version})"
fi
# check submit.cf existence
if ${_sm_root}; then
if [ -f "/etc/mail/submit.cf" ]; then
warn "${name} is suid root, but submit.cf exists"
fi
else
if [ ! -f "/etc/mail/submit.cf" ]; then
warn "${name} is sgid smmsp, but submit.cf is missing"
else
_cqueue=$(awk 'match($0,"^O *QueueDirectory=") {
print(substr($0, RSTART+RLENGTH))
}' "/etc/mail/submit.cf")
_cqueuemode=$(stat -qf"%p %Su %Sg" "${_cqueue}")
fi
fi
# look at clientmqueue's owner, group, and mode
if [ "${_cqueuemode}" != "${_def_cqueuemode}" ]; then
warn "sendmail client queue ${_cqueue} has wrong owner/mode"
fi
}
check_need_sendmail()
{
_mta_path=$(awk '/^sendmail[ \t]/{print$2}' /etc/mailer.conf)
_sendmail_path="/usr/libexec/sendmail/sendmail"
_mta_host=$(sed -n '/^D{MTAHost}/s/.*\[\([^]\.]*\)\.*]/\1/p' \
/etc/mail/submit.cf 2>/dev/null | tr A-Z a-z)
if [ "${sendmail}" != "check" ]; then
echo "${sendmail}"
elif [ "${_mta_path}" != "${_sendmail_path}" -o \
! -x "${_sendmail_path}" -o \
$(checkyesno sendmail_suidroot; echo $?) = 0 -o \
"$(stat -qf "%Mp %Sg" "$_sendmail_path")" != "2 smmsp" ]; then
echo NO
else
case "$_mta_host" in
localhost|127.0.0.1|::1|localhost.*)
echo YES;;
*)
echo NO;;
esac
fi
}
# force re-evaluation of /etc/rc.conf and resetting of $sendmail
_rc_conf_loaded=false
_rc_d_sendmail=check
load_rc_config $name
unset _rc_d_sendmail
sendmail=$(check_need_sendmail)
run_rc_command "$1"