Improve LDAP integration (#379)

* Move ldap files to target dir

* Move ldap files to target dir

* Update start-mailser.sh to use copied files

* Add the domainname from container to vhost

* Fix unary operator error

* List dovecot users only when LDAP disabled

* Minor

Dockerfile

@@ -62,6 +62,10 @@ RUN sed -i -e 's/^.*postmaster_address.*/postmaster_address = '${POSTMASTER_ADDR
 COPY target/dovecot/auth-passwdfile.inc /etc/dovecot/conf.d/
 COPY target/dovecot/??-*.conf /etc/dovecot/conf.d/
 
+# Configures LDAP
+COPY target/dovecot/dovecot-ldap.conf.ext /etc/dovecot
+COPY target/postfix/ldap-users.cf target/postfix/ldap-groups.cf target/postfix/ldap-aliases.cf /etc/postfix/
+
 # Enables Spamassassin CRON updates
 RUN sed -i -r 's/^(CRON)=0/\1=1/g' /etc/default/spamassassin
 

target/start-mailserver.sh

@@ -89,29 +89,23 @@ fi
 #
 if [ "$ENABLE_LDAP" = 1 ]; then
   for i in 'users' 'groups' 'aliases'; do
-    fpath="/tmp/docker-mailserver/postfix-ldap-${i}.cf"
-    if [ -f $fpath ]; then
-      cp ${fpath} /etc/postfix/ldap-${i}.cf
     sed -i -e 's|^server_host.*|server_host = '${LDAP_SERVER_HOST:="mail.domain.com"}'|g' \
            -e 's|^search_base.*|search_base = '${LDAP_SEARCH_BASE:="ou=people,dc=domain,dc=com"}'|g' \
            -e 's|^bind_dn.*|bind_dn = '${LDAP_BIND_DN:="cn=admin,dc=domain,dc=com"}'|g' \
            -e 's|^bind_pw.*|bind_pw = '${LDAP_BIND_PW:="admin"}'|g' \
            /etc/postfix/ldap-${i}.cf
-    else
-      echo "${fpath} not found"
-      echo "==> Warning: 'config/postfix-ldap-$i.cf' is not provided."
-    fi
   done
 
-  echo "Loading dovecot LDAP authentification configuration"
-  cp /tmp/docker-mailserver/dovecot-ldap.conf.ext /etc/dovecot/dovecot-ldap.conf.ext
-
+  echo "Configuring dovecot LDAP authentification"
   sed -i -e 's|^hosts.*|hosts = '${LDAP_SERVER_HOST:="mail.domain.com"}'|g' \
          -e 's|^base.*|base = '${LDAP_SEARCH_BASE:="ou=people,dc=domain,dc=com"}'|g' \
          -e 's|^dn\s*=.*|dn = '${LDAP_BIND_DN:="cn=admin,dc=domain,dc=com"}'|g' \
          -e 's|^dnpass\s*=.*|dnpass = '${LDAP_BIND_PW:="admin"}'|g' \
          /etc/dovecot/dovecot-ldap.conf.ext
 
+  # Add  domainname to vhost.
+  echo $(domainname) >> /tmp/vhost.tmp
+
   echo "Enabling dovecot LDAP authentification"
   sed -i -e '/\!include auth-ldap\.conf\.ext/s/^#//' /etc/dovecot/conf.d/10-auth.conf
   sed -i -e '/\!include auth-passwdfile\.inc/s/^/#/' /etc/dovecot/conf.d/10-auth.conf
@@ -141,7 +135,7 @@ if [ "$ENABLE_SASLAUTHD" = 1 ]; then
   [ -z $SASLAUTHD_LDAP_SEARCH_BASE ] && SASLAUTHD_MECHANISMS=pam
   [ -z $SASLAUTHD_LDAP_SERVER ] && SASLAUTHD_LDAP_SERVER=localhost
   [ -z $SASLAUTHD_LDAP_FILTER ] && SASLAUTHD_LDAP_FILTER='(&(uniqueIdentifier=%u)(mailEnabled=TRUE))'
-  ([ $SASLAUTHD_LDAP_SSL == 0 ] || [ -z $SASLAUTHD_LDAP_SSL ]) && SASLAUTHD_LDAP_PROTO='ldap://' || SASLAUTHD_LDAP_PROTO='ldaps://'
+  ([ -z $SASLAUTHD_LDAP_SSL ] || [ $SASLAUTHD_LDAP_SSL == 0 ]) && SASLAUTHD_LDAP_PROTO='ldap://' || SASLAUTHD_LDAP_PROTO='ldaps://'
 
   if [ ! -f /etc/saslauthd.conf ]; then
     echo "Creating /etc/saslauthd.conf"
@@ -527,7 +521,7 @@ if [ "$ENABLE_SASLAUTHD" = 1 ]; then
   /etc/init.d/saslauthd start
 fi
 
-if [ "$SMTP_ONLY" != 1 ]; then
+if [ "$SMTP_ONLY" != 1 -a "$ENABLE_LDAP" != 1 ]; then
   echo "Listing users"
   /usr/sbin/dovecot user '*'
 fi

test/config/dovecot-ldap.conf.ext

@@ -1,10 +0,0 @@
-base                = ou=people,dc=my-domain,dc=com
-default_pass_scheme = SSHA
-dn                  = cn=admin,dc=my-domain,dc=com
-dnpass              = admin
-hosts               = mail.my-domain.com
-ldap_version        = 3
-pass_attrs          = uniqueIdentifier=user,userPassword=password
-pass_filter         = (&(objectClass=PostfixBookMailAccount)(uniqueIdentifier=%n))
-user_attrs          = mailHomeDirectory=home,mailUidNumber=uid,mailGidNumber=gid,mailStorageDirectory=mail
-user_filter         = (&(objectClass=PostfixBookMailAccount)(uniqueIdentifier=%n))

test/config/postfix-ldap-aliases.cf

@@ -1,8 +0,0 @@
-bind             = yes
-bind_dn          = cn=admin,dc=my-domain,dc=com
-bind_pw          = admin
-query_filter     = (&(mailAlias=%s)(mailEnabled=TRUE))
-result_attribute = mail
-search_base      = ou=people,dc=my-domain,dc=com
-server_host      = mail.my-domain.com
-version          = 3

test/config/postfix-ldap-groups.cf

@@ -1,8 +0,0 @@
-bind                     = yes
-bind_dn                  = cn=admin,dc=my-domain,dc=com
-bind_pw                  = admin
-query_filter             = (&(mailGroupMember=%s)(mailEnabled=TRUE))
-result_attribute         = mail
-search_base              = ou=people,dc=my-domain,dc=com
-server_host              = mail.my-domain.com
-version                  = 3

test/config/postfix-ldap-users.cf

@@ -1,8 +0,0 @@
-bind             = yes
-bind_dn          = cn=admin,dc=my-domain,dc=com
-bind_pw          = admin
-query_filter     = (&(mail=%s)(mailEnabled=TRUE))
-result_attribute = mail
-search_base      = ou=people,dc=my-domain,dc=com
-server_host      = mail.my-domain.com
-version          = 3