164 lines
4.4 KiB
Plaintext
164 lines
4.4 KiB
Plaintext
#!/bin/sh
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# $OpenBSD: INSTALL,v 1.4 2002/01/08 20:22:12 jakob Exp $
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#
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# Pre/post-installation setup of postfix
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PATH=/bin:/usr/bin:/sbin:/usr/sbin
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PREFIX=${PKG_PREFIX:-/usr/local}
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CONFIG_DIR=/etc/postfix
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SAMPLE_CONFIG_DIR=$PREFIX/share/examples/postfix
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SPOOL_DIR=/var/spool/postfix
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# Function: set up postfix user/group accounts.
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#
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do_accts()
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{
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groupinfo -e postdrop
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if [ $? -eq 0 ]; then
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echo "-> Using group 'postdrop' for postdrop"
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else
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groupinfo -e maildrop
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if [ $? -eq 0 ]; then
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echo "-> Renaming group 'maildrop' to 'postdrop'"
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groupmod -n postdrop maildrop
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else
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echo "-> Creating postdrop group"
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groupadd postdrop
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fi
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fi
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userinfo -e postfix
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if [ $? -eq 0 ]; then
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echo "-> Using account/group 'postfix' for postfix"
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else
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echo "-> Creating postfix user & group"
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useradd \
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-g =uid \
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-c "Postfix Daemon" \
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-d /nonexistent \
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-s /sbin/nologin \
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-p \* \
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postfix
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fi
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}
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# Function: set up the postfix spool dir / chroot area
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#
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do_spooldir()
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{
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echo "-> Creating Postfix spool directory and chroot area under $SPOOL_DIR"
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[ -d $SPOOL_DIR ] || install -d -o root -g wheel -m 755 $SPOOL_DIR
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[ -d $SPOOL_DIR/etc ] || install -d -o root -g wheel -m 755 $SPOOL_DIR/etc
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for file in localtime services resolv.conf ; do
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install -o root -g wheel -m 755 /etc/$file $SPOOL_DIR/etc
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done
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}
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# Function: replace sendmail binaries with postfix
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#
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do_mailwrapper()
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{
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echo "-> Creating /etc/mailer.conf.postfix"
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cat <<MAILER >/tmp/mailer.conf.$$
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sendmail y0y0y0/sbin/sendmail
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send-mail y0y0y0/sbin/sendmail
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mailq y0y0y0/sbin/sendmail
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newaliases y0y0y0/sbin/sendmail
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MAILER
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sed "s@y0y0y0@$PREFIX@g" /tmp/mailer.conf.$$ >/etc/mailer.conf.postfix
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rm -f /tmp/mailer.conf.$$
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chown root:wheel /etc/mailer.conf.postfix
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chmod 644 /etc/mailer.conf.postfix
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}
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# Function: install the postfix configuration files from the samples
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#
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do_configs()
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{
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if [ -d $CONFIG_DIR ]; then
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echo ""
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echo "+---------------"
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echo "| The existing $1 configuration files in $CONFIG_DIR,"
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echo "| have NOT been changed. You may want to compare them to the"
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echo "| current sample files, $SAMPLE_CONFIG_DIR,"
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echo "| and update your configuration as needed."
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echo "|"
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echo "| Existing $CONFIG_DIR/postfix-script, however, will be"
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echo "| updated to the latest version."
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echo "+---------------"
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echo ""
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else
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# Install config files.
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install -d -o root -g wheel -m 755 $CONFIG_DIR
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install -o root -g wheel -m 644 $SAMPLE_CONFIG_DIR/* $CONFIG_DIR
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sed "s@y0y0y0@$PREFIX@g" $CONFIG_DIR/main.cf > $CONFIG_DIR/main.cf.$$
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install -o root -g wheel -m 644 $CONFIG_DIR/main.cf.$$ $CONFIG_DIR/main.cf
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rm -f $CONFIG_DIR/main.cf.$$
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# The correct postfix-script will be installed later.
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rm -f $CONFIG_DIR/postfix-script*
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echo ""
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echo "+---------------"
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echo "| The $1 configuration files in $CONFIG_DIR,"
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echo "| have been installed. Please view these files and change"
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echo "| the configuration to meet your needs."
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echo "+---------------"
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echo ""
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fi
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# Configure setgid postdrop
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install -o root -g wheel -m 555 $SAMPLE_CONFIG_DIR/postfix-script $CONFIG_DIR/postfix-script
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chgrp postdrop $PREFIX/sbin/postdrop $PREFIX/sbin/postqueue
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chmod 2755 $PREFIX/sbin/postdrop $PREFIX/sbin/postqueue
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}
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# Function: tell the user what s/he needs to do to use the port just installed
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#
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do_notice()
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{
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echo ""
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echo "+---------------"
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echo "| Postfix can be set up to replace sendmail entirely. Please read the"
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echo "| documentation at file:$PREFIX/share/doc/postfix/index.html or"
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echo "| http://www.postfix.org/ carefully before you decide to do this!"
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echo "|"
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echo "| To replace sendmail with postfix you have to install a new mailer.conf"
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echo "| using the following command:"
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echo "|"
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echo "| $PREFIX/sbin/postfix-enable"
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echo "|"
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echo "| If you want to restore sendmail, this is done using the following command:"
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echo "|"
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echo "| $PREFIX/sbin/postfix-disable"
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echo "+---------------"
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echo ""
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}
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# verify proper execution
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#
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if [ $# -ne 2 ]; then
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echo "usage: $0 distname { PRE-INSTALL | POST-INSTALL }" >&2
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exit 1
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fi
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# Verify/process the command
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#
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case $2 in
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PRE-INSTALL)
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do_accts
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;;
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POST-INSTALL)
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do_spooldir
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do_configs $1
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do_mailwrapper
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do_notice
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;;
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*)
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echo "Usage: `basename $0` distname <PRE-INSTALL|POST-INSTALL>" >&2
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exit 1
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;;
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esac
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exit 0
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