library/roles/postfix-relay: Permit to specify the receivers maximum number

library/roles/ubuntu-deb-general: Remove exim.

postfix-relay/defaults/main.yml

@@ -8,6 +8,7 @@ postfix_smtp_create_relay_user: True
 # See vars/isti-global.yml
 postfix_relay_host: smtp-relay.research-infrastructures.eu
 postfix_relay_port: 587
+postfix_default_destination_concurrency_limit: 20
 #postfix_smtp_relay_user: smtp-user
 # This one has to be set inside a vault file
 #postfix_smtp_relay_pwd: set_you_password_here_in_a_vault_encrypted_file

postfix-relay/templates/main.cf.j2

@@ -1,6 +1,3 @@
-# See /usr/share/postfix/main.cf.dist for a commented, more complete version
-
-
 # Debian specific:  Specifying a file name will cause the first
 # line of that file to be used as the name.  The Debian default
 # is /etc/mailname.
@@ -49,6 +46,7 @@ inet_protocols = ipv4
 {% endif %}
 mailbox_size_limit = 0
 recipient_delimiter = +
+default_destination_concurrency_limit = {{ postfix_default_destination_concurrency_limit }}
 {% if postfix_use_sasl_auth %}
 smtp_sasl_auth_enable= {{ postfix_smtp_sasl_auth_enable }}
 smtp_sasl_password_maps = hash:/etc/postfix/sasl_passwd

ubuntu-deb-general/defaults/main.yml

@@ -61,6 +61,13 @@ cleanup_rpcbind_packages: False
 rpcbind_packages:
   - rpcbind
 
+cleanup_exim_email_server: True
+exim_email_server_pkgs:
+  - exim4
+  - exim4-base
+  - exim4-config
+  - exim4-daemon-light
+
 disable_ipv6: True
 ipv6_sysctl_value: 1
 ipv6_sysctl_file: /etc/sysctl.d/10-ipv6-disable.conf

ubuntu-deb-general/tasks/remove-unneeded-pkgs.yml

@@ -35,3 +35,9 @@
     - packages
     - pkg_cleanup
 
+- name: Remove the exim packages
+  apt: name={{ item }} state=removed
+  with_items: exim_email_server_pkgs
+  when: cleanup_exim_email_server
+  tags: [ 'packages', 'pkg_cleanup', 'exim' ]
+