debian/prerm

   1 #!/bin/sh
   2
   3 set -e
   4 [ "$DEBIAN_SCRIPT_DEBUG" ] && set -x
   5
   6 . /usr/share/carnet-tools/functions.sh
   7
   8 PKG=amavisd-cn
   9 MAILDIR=/etc/mail
  10 ALIASES=/etc/aliases
  11 sendmail_cf=$MAILDIR/sendmail.cf
  12 sendmail_mc=$MAILDIR/sendmail.mc
  13 submit_mc=$MAILDIR/submit.mc
  14 ct_file=$MAILDIR/trusted-users
  15 main_cf=/etc/postfix/main.cf
  16 master_cf=/etc/postfix/master.cf
  17
  18 del_postconf() {
  19   egrep -v "^$1[[:blank:]]*=[[:blank:]]*" $main_cf > $main_cf.dpkg-tmp.$$
  20   cp_mv $main_cf.dpkg-tmp.$$ $main_cf
  21 }
  22
  23 if [ "$1" = remove ]; then
  24   # sendmail?
  25   if grep -q $PKG $sendmail_mc $submit_mc 2>&- || \
  26      grep -q '^amavis$' $ct_file 2>&- ; then
  27     echo "Removing sendmail configuration for ${PKG}... "
  28     cp-update -r -c dnl $PKG $sendmail_mc >&-
  29     cp-update -r -c dnl $PKG $submit_mc >&-
  30     grep -v '^amavis$' $ct_file > ${ct_file}.dpkg-tmp.$$ || true
  31     cp_mv ${ct_file}.dpkg-tmp.$$ $ct_file
  32     make -C /etc/mail 2>&1 | grep -v 'issue .*/etc/init.d/sendmail reload' 1>&2 || true
  33     echo "Removed sendmail configuration for ${PKG}."
  34     if pgrep -u root -f 'sendmail: MTA: accepting connections' >&- ; then
  35       /etc/init.d/sendmail reload
  36       if ! pgrep -u root -f 'sendmail: MTA: accepting connections' >&- ; then
  37         echo 'CN: Something bad happened to sendmail on reload!' 1>&2
  38         exit 1
  39       fi
  40       # Everything went well, apparently.  Remove old backup files.
  41       rm -f $sendmail_cf.$PKG
  42       rm -f $sendmail_mc.$PKG
  43       rm -f $submit_mc.$PKG
  44     fi
  45   fi
  46   # postfix?
  47   if grep -q $PKG $master_cf; then
  48     cp-update -r $PKG $master_cf >&-
  49     del_postconf content_filter
  50     echo "Removed postfix configuration for ${PKG}."
  51     if pgrep -u root -f /usr/lib/postfix/master >&- && \
  52        [ -x /etc/init.d/postfix ] >&- ; then
  53       /etc/init.d/postfix restart
  54     fi
  55   fi
  56   cp-update -r $PKG $ALIASES >&-
  57   newaliases
  58 fi