80 lines
2.6 KiB
Bash
80 lines
2.6 KiB
Bash
#! /bin/bash
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# Support for Postfix aliases
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# NOTE: LDAP doesn't appear to use this, but the docs page: "Use Cases | Forward-Only Mail-Server with LDAP"
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# does have an example where /etc/postfix/virtual is referenced in addition to ldap config for Postfix `main.cf:virtual_alias_maps`.
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# `setup-stack.sh:_setup_ldap` does not seem to configure for `/etc/postfix/virtual however.`
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# NOTE: `accounts.sh` and `relay.sh:_populate_relayhost_map` also process on `postfix-virtual.cf`.
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function _handle_postfix_virtual_config
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{
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: >/etc/postfix/virtual
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: >/etc/postfix/regexp
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if [[ -f /tmp/docker-mailserver/postfix-virtual.cf ]]
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then
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# fixing old virtual user file
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if grep -q ",$" /tmp/docker-mailserver/postfix-virtual.cf
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then
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sed -i -e "s|, |,|g" -e "s|,$||g" /tmp/docker-mailserver/postfix-virtual.cf
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fi
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cp -f /tmp/docker-mailserver/postfix-virtual.cf /etc/postfix/virtual
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# the `to` is important, don't delete it
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# shellcheck disable=SC2034
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while read -r FROM TO
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do
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UNAME=$(echo "${FROM}" | cut -d @ -f1)
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DOMAIN=$(echo "${FROM}" | cut -d @ -f2)
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# if they are equal it means the line looks like: "user1 other@domain.tld"
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[[ ${UNAME} != "${DOMAIN}" ]] && echo "${DOMAIN}" >>/tmp/vhost.tmp
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done < <(grep -v "^\s*$\|^\s*\#" /tmp/docker-mailserver/postfix-virtual.cf || true)
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else
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_notify 'inf' "Warning '/tmp/docker-mailserver/postfix-virtual.cf' is not provided. No mail alias/forward created."
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fi
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}
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function _handle_postfix_regexp_config
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{
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if [[ -f /tmp/docker-mailserver/postfix-regexp.cf ]]
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then
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_notify 'inf' "Adding regexp alias file postfix-regexp.cf"
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cp -f /tmp/docker-mailserver/postfix-regexp.cf /etc/postfix/regexp
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if ! grep 'virtual_alias_maps.*pcre:/etc/postfix/regexp' /etc/postfix/main.cf
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then
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sed -i -E \
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's|virtual_alias_maps(.*)|virtual_alias_maps\1 pcre:/etc/postfix/regexp|g' \
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/etc/postfix/main.cf
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fi
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fi
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}
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function _handle_postfix_aliases_config
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{
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_notify 'inf' 'Configuring root alias'
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echo "root: ${POSTMASTER_ADDRESS}" >/etc/aliases
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if [[ -f /tmp/docker-mailserver/postfix-aliases.cf ]]
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then
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cat /tmp/docker-mailserver/postfix-aliases.cf >>/etc/aliases
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else
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_notify 'inf' "'/tmp/docker-mailserver/postfix-aliases.cf' is not provided, it will be auto created."
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: >/tmp/docker-mailserver/postfix-aliases.cf
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fi
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postalias /etc/aliases
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}
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# Other scripts should call this method, rather than the ones above:
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function _create_aliases
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{
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_handle_postfix_virtual_config
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_handle_postfix_regexp_config
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_handle_postfix_aliases_config
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}
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