From 81c08b82d51ccd1c07f7a9830a1e88e1973f403d Mon Sep 17 00:00:00 2001
From: Thomas VIAL <github@ifusio.com>
Date: Sat, 2 May 2015 19:05:34 +0200
Subject: [PATCH] Added virtual aliases management using dedicated env
 variable.

---
 README.md           |  7 +++++--
 start-mailserver.sh | 40 ++++++++++++++++++++++++++--------------
 2 files changed, 31 insertions(+), 16 deletions(-)

diff --git a/README.md b/README.md
index 51357b5e..ad3fd7a4 100644
--- a/README.md
+++ b/README.md
@@ -16,6 +16,7 @@ Additional informations:
 - mails are stored in `/var/mail/${domain}/${username}`
 - email login are full email address (`username1@my-domain.com`)
 - ssl is strongly recommended
+- do not add whitespace in `$docker_mail_users` or `$docker_mail_aliases`
 
 ## installation
 
@@ -28,8 +29,7 @@ Additional informations:
 ## docker-compose template
 
 	mail:
-	  build: .
-	  # or use 'image: tvial/docker-mailserver'
+	  image: tvial/docker-mailserver
 	  hostname: mail
 	  domainname: my-domain.com
 	  ports:
@@ -43,6 +43,9 @@ Additional informations:
 	    docker_mail_users:
 	      - "username1@my-domain.com|username1password"
 	      - "username2@my-domain.com|username2password"
+	    docker_mail_aliases:
+	      - "username1@my-domain.com|alias1,alias2,alias3"
+	      - "username2@my-domain.com|alias4"
 
 # todo
 
diff --git a/start-mailserver.sh b/start-mailserver.sh
index 5a0e39bb..09ab63bf 100644
--- a/start-mailserver.sh
+++ b/start-mailserver.sh
@@ -2,30 +2,42 @@
 
 echo "Regenerating 'vmailbox' for given users"
 
-echo "docker_mail_users => $docker_mail_users"
-
 echo "# WARNING: this file is auto-generated. Do not modify locally" > /etc/postfix/vmailbox
 echo $docker_mail_users | sed -r 's/\[|\]|\x27| //g' | sed -r 's/,/\n/g' > /tmp/docker_mail_users
 while IFS=$'|' read -r login pass
 do
-	# Setting variables for better readability
-	user=$(echo ${login} | cut -d @ -f1)
-	domain=$(echo ${login} | cut -d @ -f2)
+  # Setting variables for better readability
+  user=$(echo ${login} | cut -d @ -f1)
+  domain=$(echo ${login} | cut -d @ -f2)
 
-	# Let's go!
-	echo "user '${user}' for domain '${domain}' with password '${pass}'"
-	echo "${login} ${domain}/${user}/" >> /etc/postfix/vmailbox
-	userdb ${login} set uid=5000 gid=5000 home=/var/mail/${domain}/${user} mail=/var/mail/${domain}/${user}
-	echo "${pass}" | userdbpw -md5 | userdb ${login} set systempw
-	echo "${pass}" | saslpasswd2 -p -c -u ${domain} ${login}
-	mkdir -p /var/mail/${domain}
-	maildirmake /var/mail/${domain}/${user}
-	echo ${domain} >> /tmp/vhost.tmp
+  # Let's go!
+  echo "user '${user}' for domain '${domain}' with password '${pass}'"
+  echo "${login} ${domain}/${user}/" >> /etc/postfix/vmailbox
+  userdb ${login} set uid=5000 gid=5000 home=/var/mail/${domain}/${user} mail=/var/mail/${domain}/${user}
+  echo "${pass}" | userdbpw -md5 | userdb ${login} set systempw
+  echo "${pass}" | saslpasswd2 -p -c -u ${domain} ${login}
+  mkdir -p /var/mail/${domain}
+  maildirmake /var/mail/${domain}/${user}
+  echo ${domain} >> /tmp/vhost.tmp
 
 done < /tmp/docker_mail_users
 rm /tmp/docker_mail_users
 makeuserdb
 
+echo "Regenerating 'virtual' for given aliases"
+echo $docker_mail_aliases | sed -r 's/\[|\]|\x27|//g' | sed -r 's/, /\n/g' > /tmp/docker_mail_aliases
+while IFS=$'|' read -r login aliases
+do
+  arr=$(echo $aliases | tr "," "\n")
+  for alias in $arr
+  do
+    user=$(echo ${login} | cut -d @ -f1)
+    domain=$(echo ${login} | cut -d @ -f2)
+    echo "$alias@$domain redirects to $login"
+    echo "$alias@$domain\t$login" >> /etc/postfix/virtual
+  done
+done < /tmp/docker_mail_aliases
+
 echo "Postfix configurations"
 postmap /etc/postfix/vmailbox
 touch /etc/postfix/virtual && postmap /etc/postfix/virtual