postfix: fix uid/gid conflicts, general cleanup

Fix uid/gid conflict with package icecast (uid=87, gid=87) and
package pianod (uid=88, gid=88) by claiming uid/gid 25 for postfix
instead of 87 and uid/gid 26 for postconf instead of 88.

Remove main.cf.default that is not used by any Postfix module.
The default configuration parameters are hardcoded into postconf
and they are available via "postconf -d <parameter>".
main.cf.default is therefore unnecessary.

"mydomain" parameter should be deduced from the domain configuration
setting in /e/c/dhcp rather than from "hostname" in /e/c/system
which is often just a hostname without the domain name component.

"mynetworks" parameter is unnecessary where "mynetworks_style" is
defined.

The change of the location of data_directory, queue_directory and
mail_spool_directory from /var/lib/postfix, /var/spool/postfix and
/var/mail to /data/postfix/lib, /data/postfix/spool and
/data/postfix/mail has been postponed until the author of this
commit and the maintainer of this package has had a meaningful
opportunity to consult with LEDE/OpenWrt developers on the preferred
mount point for the persistent data storage device.

Change the criteria for executing the post-installation script.
Invoke postinst() where the value of "myhostname" parameter in main.cf
is not defined rather than where "$config_directory"/opkg_postinst is
present with the value of "$config_directory" hardcoded to
"$IPKG_INSTROOT"/etc/postfix in /etc/init.d/postfix.

Enable PCRE support by default.

Remove the code making entries in /etc/sysupgrade.conf and instead
define configuration files to be saved during a sysupgrade in
Makefile's Package/postfix/conffiles section.

Move the creation of mail_spool_directory from host to target in
order to enable change of directory ownership to 'postfix' when
postinit() is executed on the target.

Avoid postfix restart in postinst script that results in an
error message during opkg install process.

Enable Postfix autostart by creating a link in /etc/rc.d/ on
installation.

Make the code less verbose.

Signed-off-by: Val Kulkov <val.kulkov@gmail.com>
This commit is contained in:
Val Kulkov
2017-11-14 21:42:55 -05:00
parent ebbd1a2d88
commit ed3d8020bc
3 changed files with 80 additions and 1002 deletions

View File

@@ -9,53 +9,35 @@ EXTRA_HELP=" status Display the service status
flush Force delivery: attempt to deliver every message in the deferred mail queue
postinst Force running a script that checks for users, group, configuration, permissions, etc"
config_directory="$IPKG_INSTROOT"/etc/postfix
postinst() {
rm -f "$config_directory"/opkg_postinst
group_exists postfix || group_add postfix 87
user_exists postfix || user_add postfix 87
group_exists postdrop || group_add postdrop 88
echo "myhostname = $(uci get system.@system[0].hostname)" >> "$config_directory"/main.cf.default
echo "mydomain = $(uci get system.@system[0].hostname|sed -e "s/[^\.]*\.\(.*\)/\1/")" >> "$config_directory"/main.cf.default
(eval $(ipcalc.sh $(uci get network.lan.ipaddr) $(uci get network.lan.netmask)); echo mynetworks = 127.0.0.0/8 $NETWORK/$PREFIX) >> "$config_directory"/main.cf.default
echo "mynetworks_style = subnet" >> "$config_directory"/main.cf.default
grep -qc "^sendmail_path[^_]" "$config_directory"/main.cf >/dev/null || postconf -e "$(grep "^sendmail_path =" "$config_directory"/main.cf.default)"
grep -qc "^newaliases_path[^_]" "$config_directory"/main.cf >/dev/null || postconf -e "$(grep "^newaliases_path =" "$config_directory"/main.cf.default)"
grep -qc "^mailq_path[^_]" "$config_directory"/main.cf >/dev/null || postconf -e "$(grep "^mailq_path =" "$config_directory"/main.cf.default)"
grep -qc "^html_directory[^_]" "$config_directory"/main.cf >/dev/null || postconf -e "$(grep "^html_directory =" "$config_directory"/main.cf.default)"
grep -qc "^manpage_directory[^_]" "$config_directory"/main.cf >/dev/null || postconf -e "$(grep "^manpage_directory =" "$config_directory"/main.cf.default)"
grep -qc "^sample_directory[^_]" "$config_directory"/main.cf >/dev/null || postconf -e "$(grep "^sample_directory =" "$config_directory"/main.cf.default)"
grep -qc "^readme_directory[^_]" "$config_directory"/main.cf >/dev/null || postconf -e "$(grep "^readme_directory =" "$config_directory"/main.cf.default)"
grep -qc "^command_directory[^_]" "$config_directory"/main.cf >/dev/null || postconf -e "$(grep "^command_directory =" "$config_directory"/main.cf.default)"
grep -qc "^daemon_directory[^_]" "$config_directory"/main.cf >/dev/null || postconf -e "$(grep "^daemon_directory =" "$config_directory"/main.cf.default)"
grep -qc "^data_directory[^_]" "$config_directory"/main.cf >/dev/null || postconf -e "$(grep "^data_directory =" "$config_directory"/main.cf.default)"
grep -qc "^queue_directory[^_]" "$config_directory"/main.cf >/dev/null || postconf -e "$(grep "^queue_directory =" "$config_directory"/main.cf.default)"
grep -qc "^config_directory[^_]" "$config_directory"/main.cf >/dev/null || postconf -e "$(grep "^config_directory =" "$config_directory"/main.cf.default)"
grep -qc "^mail_spool_directory[^_]" "$config_directory"/main.cf >/dev/null || postconf -e "$(grep "^mail_spool_directory =" "$config_directory"/main.cf.default)"
grep -qc "^mail_owner[^_]" "$config_directory"/main.cf >/dev/null || postconf -e "$(grep "^mail_owner =" "$config_directory"/main.cf.default)"
grep -qc "^setgid_group[^_]" "$config_directory"/main.cf >/dev/null || postconf -e "$(grep "^setgid_group =" "$config_directory"/main.cf.default)"
grep -qc "^myhostname[^_]" "$config_directory"/main.cf >/dev/null || postconf -e "$(grep "^myhostname =" "$config_directory"/main.cf.default)"
grep -qc "^mydomain[^_]" "$config_directory"/main.cf >/dev/null || postconf -e "$(grep "^mydomain =" "$config_directory"/main.cf.default)"
#grep -qc "^mynetworks[^_]" "$config_directory"/main.cf >/dev/null || postconf -e "$(grep "^mynetworks =" "$config_directory"/main.cf.default)" #Setting mynetworks_style is enough
grep -qc "^mynetworks_style[^_]" "$config_directory"/main.cf >/dev/null || postconf -e "$(grep "^mynetworks_style =" "$config_directory"/main.cf.default)"
grep -qc "^shlib_directory[^_]" "$config_directory"/main.cf >/dev/null || postconf -e "$(grep "^shlib_directory =" "$config_directory"/main.cf.default)"
grep -qc "^meta_directory[^_]" "$config_directory"/main.cf >/dev/null || postconf -e "$(grep "^meta_directory =" "$config_directory"/main.cf.default)"
grep -qc "^smtputf8_enable[^_]" "$config_directory"/main.cf >/dev/null || postconf -e "$(grep "^smtputf8_enable =" "$config_directory"/main.cf.default)"
if [ -z "$(postconf -nh myhostname)" ]; then
postconf -e "myhostname = $(uci get system.@system[0].hostname)"
fi
if [ -z "$(postconf -nh mydomain)" ]; then
postconf -e "mydomain = $(uci get dhcp.@dnsmasq[0].domain)"
fi
if [ -z "$(postconf -nh mynetworks_style)" ]; then
postconf -e "mynetworks_style = subnet"
fi
mail_spool_directory=$(postconf -h mail_spool_directory)
if [ ! -d $mail_spool_directory ]; then
mkdir -p -m 0755 $mail_spool_directory
chown -R postfix $mail_spool_directory
fi
postfix set-permissions
postfix post-install upgrade-source
postfix upgrade-configuration
newaliases
postmap "$config_directory"/virtual
postmap $(postconf -h config_directory)/virtual
postfix check
}
start() {
test -f "$config_directory"/opkg_postinst && postinst
if [ -z "$(postconf -nh myhostname)" ]; then
postinst
fi
postfix start
}
@@ -64,7 +46,6 @@ stop() {
}
reload() {
test -f "$config_directory"/opkg_postinst && postinst
postfix reload
}