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Diffstat (limited to '')
-rw-r--r-- | debian/update-exim4defaults | 284 |
1 files changed, 284 insertions, 0 deletions
diff --git a/debian/update-exim4defaults b/debian/update-exim4defaults new file mode 100644 index 0000000..564f513 --- /dev/null +++ b/debian/update-exim4defaults @@ -0,0 +1,284 @@ +#!/bin/sh +# update-exim4defaults(8): manage entries in /etc/default/exim4 +# per script + +if [ -n "$EX4DEBUG" ]; then + echo "now debugging $0 $@" + set -x +fi + +unset LC_ALL +export LC_CTYPE=C + +defaultfile=/etc/default/exim4 + +EX4DEF_INIT=false +EX4DEF_FORCE=false + + +if [ -r ${defaultfile} ]; then + . ${defaultfile} +fi + + +# initialize variables +EX4DEF_QUEUERUNNER="${QUEUERUNNER}" +EX4DEF_QUEUEINTERVAL="${QUEUEINTERVAL}" +EX4DEF_COMMONOPTIONS="${COMMONOPTIONS}" +EX4DEF_QUEUERUNNEROPTIONS="${QUEUERUNNEROPTIONS}" +EX4DEF_QFLAGS="${QFLAGS}" +EX4DEF_SMTPLISTENEROPTIONS="${SMTPLISTENEROPTIONS}" + +EX4DEF_FLAGOPTIONS=false +EX4DEF_FLAGREMOVE=false + +ex4def_usage () +{ + echo "update-exim4defaults: manage entries in /etc/default/exim4" + echo " usage: update-exim4defaults [[--queuerunner combined|separate|queueonly|ppp|no|nodaemon]" + echo " [--qflags flags ] [--queuetime time] [--commonoptions options]" + echo " [--queuerunneroptions options] [--smtplisteneroptions options]]" + echo " [--remove-common options] [--remove-queue options]" + echo " [--remove-smtp options]" + echo " [--force|-f] [--help|-h]" + echo " [--init]" +} + + +# used for initialzing and with --force. +ex4def_write(){ + EX4DEF_TMP="$(mktemp)" + cat << EOF > "${EX4DEF_TMP}" +# /etc/default/exim4 +EX4DEF_VERSION='${EX4DEF_VERSION}' + +# 'combined' - one daemon running queue and listening on SMTP port +# 'no' - no daemon running the queue +# 'separate' - two separate daemons +# 'ppp' - only run queue with /etc/ppp/ip-up.d/exim4. +# 'nodaemon' - no daemon is started at all. +# 'queueonly' - only a queue running daemon is started, no SMTP listener. +# setting this to 'no' will also disable queueruns from /etc/ppp/ip-up.d/exim4 +QUEUERUNNER='${EX4DEF_QUEUERUNNER}' +# how often should we run the queue +QUEUEINTERVAL='${EX4DEF_QUEUEINTERVAL}' +# options common to quez-runner and listening daemon +COMMONOPTIONS='${EX4DEF_COMMONOPTIONS}' +# more options for the daemon/process running the queue (applies to the one +# started in /etc/ppp/ip-up.d/exim4, too. +QUEUERUNNEROPTIONS='${EX4DEF_QUEUERUNNEROPTIONS}' +# special flags given to exim directly after the -q. See exim(8) +QFLAGS='${EX4DEF_QFLAGS}' +# Options for the SMTP listener daemon. By default, it is listening on +# port 25 only. To listen on more ports, it is recommended to use +# -oX 25:587:10025 -oP /run/exim4/exim.pid +SMTPLISTENEROPTIONS='${EX4DEF_SMTPLISTENEROPTIONS}' +EOF + cat "${EX4DEF_TMP}" > "${defaultfile}" + rm -f "${EX4DEF_TMP}" +} + +## Parse commandline +TEMP=$(getopt -n update-exim4defaults \ + -l qflags:,queuerunner:,queuetime:,commonoptions:,queuerunneroptions:,smtplisteneroptions:,remove-common:,remove-queue:,remove-smtp:,force,help,init -- \ + +fh "$@") + +if test "$?" != 0; then + echo "Terminating..." >&2 + exit 1 +fi + +eval set -- ${TEMP} +while test "$1" != "--"; do + case $1 in + -f|--force) + EX4DEF_FORCE=true + ;; + -h|--help) + ex4def_usage + exit 0 + ;; + --qflags) + shift + EX4DEF_QFLAGS="$1" + ;; + --queuerunner) + shift + EX4DEF_QUEUERUNNER="$1" + if ! expr match "${EX4DEF_QUEUERUNNER}" '\(ppp\|no\|combined\|nodaemon\|queueonly\|separate\)$' >/dev/null ; then + echo "invalid argument ${EX4DEF_QUEUERUNNER} for --queuerunner" 1>&2 + exit 1 + fi + ;; + --queuetime) + shift + EX4DEF_QUEUEINTERVAL="$1" + ;; + --commonoptions) + shift + EX4DEF_COMMONOPTIONS="$1" + EX4DEF_FLAGOPTIONS=true + ;; + --queuerunneroptions) + shift + EX4DEF_QUEUERUNNEROPTIONS="$1" + EX4DEF_FLAGOPTIONS=true + ;; + --smtplisteneroptions) + shift + EX4DEF_SMTPLISTENEROPTIONS="$1" + EX4DEF_FLAGOPTIONS=true + ;; + --remove-common) + shift + EX4DEF_REMOVECOMMON="$1" + EX4DEF_FLAGREMOVE=true + ;; + --remove-queue) + shift + EX4DEF_REMOVEQUEUE="$1" + EX4DEF_FLAGREMOVE=true + ;; + --remove-smtp) + shift + EX4DEF_REMOVESMTP="$1" + EX4DEF_FLAGREMOVE=true + ;; + --init) + EX4DEF_INIT=true + ;; + esac + shift +done +shift + +# No non-option arguments allowed. +if [ "$#" -ne 0 ]; then + echo "No non option arguments allowed" >&2 + ex4def_usage >&2 + exit 1 +fi + +if [ "${EX4DEF_FLAGREMOVE}" = "true" ] && [ "${EX4DEF_FLAGOPTIONS}" = "true" ] ; then + echo "Cannot use --remove-something together with --somethingoptions" >&2 + ex4def_usage >&2 + exit 1 +fi + +#if [ ! -r ${defaultfile} ]; then +# echo "Cannot read ${defaultfile}, terminating" >&2 +# exit 1 +#fi + +if "${EX4DEF_INIT}" = "true" ] ; then + [ -e "${defaultfile}" ] && [ "${EX4DEF_FORCE}" != "true" ] && exit 0 + # Reset to default values + EX4DEF_QUEUERUNNER='combined' + EX4DEF_QUEUEINTERVAL='30m' + EX4DEF_COMMONOPTIONS='' + EX4DEF_QUEUERUNNEROPTIONS='' + EX4DEF_QFLAGS='' + EX4DEF_SMTPLISTENEROPTIONS='' + + ex4def_write + exit 0 +fi + +#Try removing +if [ "${EX4DEF_FLAGREMOVE}" = "true" ] ; then + EX4DEF_REMOVEERROR="false" + if [ ! -z "${EX4DEF_REMOVECOMMON}" ] ; then + EX4DEF_COMMONOPTIONS=$(echo "${COMMONOPTIONS}" | \ + sed -e "sÄ${EX4DEF_REMOVECOMMON}ÄÄ" -e "s/ / /g" -e 's/^ //' -e 's/ $//') + [ "${EX4DEF_COMMONOPTIONS}" = "${COMMONOPTIONS}" ] && \ + EX4DEF_REMOVEERROR="true" + fi + if [ ! -z "${EX4DEF_REMOVEQUEUE}" ] ; then + EX4DEF_QUEUERUNNEROPTIONS=$(echo "${QUEUERUNNEROPTIONS}" | \ + sed -e "sÄ${EX4DEF_REMOVEQUEUE}ÄÄ" -e "s/ / /g" -e 's/^ //' -e 's/ $//') + [ "${EX4DEF_QUEUERUNNEROPTIONS}" = "${QUEUERUNNEROPTIONS}" ] && \ + EX4DEF_REMOVEERROR="true" + fi + if [ ! -z "${EX4DEF_REMOVESMTP}" ] ; then + EX4DEF_SMTPLISTENEROPTIONS=$(echo "${SMTPLISTENEROPTIONS}" | \ + sed -e "sÄ${EX4DEF_REMOVESMTP}ÄÄ" -e "s/ / /g" -e 's/^ //' -e 's/ $//') + [ "${EX4DEF_SMTPLISTENEROPTIONS}" = "${SMTPLISTENEROPTIONS}"] && \ + EX4DEF_REMOVEERROR="true" + fi + if [ "${EX4DEF_REMOVEERROR}" = "true" ] ; then + echo "$0: removing failed, no changes" >&2 + exit 64 + fi + + EX4DEF_TMP="$(mktemp)" + sed -e "sÄ^QFLAGS=.*ÄQFLAGS='${EX4DEF_QFLAGS}'Ä" \ + -e "sÄ^QUEUERUNNER=.*ÄQUEUERUNNER='${EX4DEF_QUEUERUNNER}'Ä" \ + -e "sÄ^QUEUEINTERVAL=.*ÄQUEUEINTERVAL='${EX4DEF_QUEUEINTERVAL}'Ä" \ + -e "sÄ^COMMONOPTIONS=.*ÄCOMMONOPTIONS='${EX4DEF_COMMONOPTIONS}'Ä" \ + -e "sÄ^QUEUERUNNEROPTIONS=.*ÄQUEUERUNNEROPTIONS='${EX4DEF_QUEUERUNNEROPTIONS}'Ä" \ + -e "sÄ^SMTPLISTENEROPTIONS=.*ÄSMTPLISTENEROPTIONS='${EX4DEF_SMTPLISTENEROPTIONS}'Ä" \ + < $defaultfile > "${EX4DEF_TMP}" + mv "${EX4DEF_TMP}" $defaultfile + rm -f "${EX4DEF_TMP}" + exit 0 +fi + +if [ "${EX4DEF_FORCE}" = "true" ] ; then + ex4def_write + exit 0 + +else + EX4DEF_DOANYTHING=0 + EX4DEF_NOTALLOWED=0 + if [ "${QUEUERUNNER}" != "${EX4DEF_QUEUERUNNER}" ]; then + EX4DEF_DOANYTHING=$((${EX4DEF_DOANYTHING}+1)) + # switching the QUEUERUNNER modus is always allowed + #[ -z "${QUEUERUNNER}" ] || EX4DEF_NOTALLOWED=$((${EX4DEF_NOTALLOWED}+1)) + fi + if [ "${QUEUEINTERVAL}" != "${EX4DEF_QUEUEINTERVAL}" ] ; then + EX4DEF_DOANYTHING=$((${EX4DEF_DOANYTHING}+2)) + [ -z "${QUEUEINTERVAL}" ] || \ + EX4DEF_NOTALLOWED=$((${EX4DEF_NOTALLOWED}+2)) + fi + if [ "${COMMONOPTIONS}" != "${EX4DEF_COMMONOPTIONS}" ] ; then + EX4DEF_DOANYTHING=$((${EX4DEF_DOANYTHING}+4)) + [ -z "${COMMONOPTIONS}" ] || \ + EX4DEF_NOTALLOWED=$((${EX4DEF_NOTALLOWED}+4)) + fi + if [ "${QUEUERUNNEROPTIONS}" != "${EX4DEF_QUEUERUNNEROPTIONS}" ] ; then + EX4DEF_DOANYTHING=$((${EX4DEF_DOANYTHING}+8)) + [ -z "${QUEUERUNNEROPTIONS}" ] || \ + EX4DEF_NOTALLOWED=$((${EX4DEF_NOTALLOWED}+8)) + fi + if [ "${SMTPLISTENEROPTIONS}" != "${EX4DEF_SMTPLISTENEROPTIONS}" ] ; then + EX4DEF_DOANYTHING=$((${EX4DEF_DOANYTHING}+16)) + [ -z "${SMTPLISTENEROPTIONS}" ] || \ + EX4DEF_NOTALLOWED=$((${EX4DEF_NOTALLOWED}+16)) + fi + if [ "${QFLAGS}" != "${EX4DEF_QFLAGS}" ] ; then + EX4DEF_DOANYTHING=$((${EX4DEF_DOANYTHING}+32)) + [ -z "${QFLAGS}" ] || \ + EX4DEF_NOTALLOWED=$((${EX4DEF_NOTALLOWED}+32)) + fi + + [ ${EX4DEF_DOANYTHING} -eq 0 ] && exit 0 + if [ ${EX4DEF_NOTALLOWED} -ne 0 ] ; then + echo "setting(s) conflict with current one, terminating" >&2 + exit ${EX4DEF_NOTALLOWED} + fi + + EX4DEF_TMP="$(mktemp)" + sed -e "sÄ^QFLAGS=.*ÄQFLAGS='${EX4DEF_QFLAGS}'Ä" \ + -e "sÄ^QUEUERUNNER=.*ÄQUEUERUNNER='${EX4DEF_QUEUERUNNER}'Ä" \ + -e "sÄ^QUEUEINTERVAL=.*ÄQUEUEINTERVAL='${EX4DEF_QUEUEINTERVAL}'Ä" \ + -e "sÄ^COMMONOPTIONS=.*ÄCOMMONOPTIONS='${EX4DEF_COMMONOPTIONS}'Ä" \ + -e "sÄ^QUEUERUNNEROPTIONS=.*ÄQUEUERUNNEROPTIONS='${EX4DEF_QUEUERUNNEROPTIONS}'Ä" \ + -e "sÄ^SMTPLISTENEROPTIONS=.*ÄSMTPLISTENEROPTIONS='${EX4DEF_SMTPLISTENEROPTIONS}'Ä" \ + < $defaultfile > "${EX4DEF_TMP}" + mv "${EX4DEF_TMP}" $defaultfile + rm -f "${EX4DEF_TMP}" + exit 0 +fi + + + |