---
# vim: set et sw=2 ts=2 sts=2:

- name: dovecot-service.conf set file limit
	copy:
		dest: /etc/systemd/system/dovecot.service.d/service.conf
		content: |
			[Service]
			LimitNOFILE=16384

- name: dovecot-configs
	copy:
		src: "{{item}}"
		dest: /etc/dovecot
		owner: root
		group: dovecot
		mode: 0444
	with_fileglob:
	- "dovecot/*"
- name: dovecot-configs in conf.d
	copy:
		src: "{{item}}"
		dest: /etc/dovecot/conf.d
		owner: root
		group: dovecot
		mode: 0444
	with_fileglob:
	- "dovecot/conf.d/*"

- name: 'deactivate auth-system'
	lineinfile:
		path: /etc/dovecot/conf.d/10-auth.conf
		line: "#!include auth-system.conf.ext"
		regexp: "^#?!include auth-system\\.conf\\.ext"
- name: 'activate auth-ldap,-passwdfile'
	lineinfile:
		path: /etc/dovecot/conf.d/10-auth.conf
		line: "!include {{item}}.conf.ext"
		regexp: "^#?!include {{item}}.conf.ext"
	with_items:
	- auth-ldap
	- auth-passwdfile

- name: 'dovecot: 10-ssl.conf'
	lineinfile:
		path: /etc/dovecot/conf.d/10-ssl.conf
		insertafter: "^#{{item.key}} *= *"
		regexp: "^{{item.key}} *= *"
		line: "{{item.key}} = {{item.value}}"
	with_dict:
		ssl: required
		ssl_key: "</etc/dovecot/tls/{{fqdn}}.key"
		ssl_cert: "</etc/dovecot/tls/{{fqdn}}.crt"
    ssl_min_protocol: 'TLSv1.2'
    #ssl_cipher_list: 'EDH+CAMELLIA:EDH+aRSA:EECDH+aRSA+AESGCM:EECDH+aRSA+SHA256:EECDH:+CAMELLIA128:+AES128:+SSLv3:!aNULL:!eNULL:!LOW:!3DES:!MD5:!EXP:!PSK:!DSS:!RC4:!SEED:!IDEA:!ECDSA:kEDH:CAMELLIA128-SHA:AES128-SHA'
    ssl_cipher_list: ALL:!kRSA:!SRP:!kDHd:!DSS:!aNULL:!eNULL:!EXPORT:!DES:!3DES:!MD5:!PSK:!RC4:!ADH:!LOW@STRENGTH
		ssl_prefer_server_ciphers: 'yes'
		ssl_dh_parameters_length: 2048
- name: 'dovecot: 20-lmtp.conf'
	lineinfile:
		path: /etc/dovecot/conf.d/20-lmtp.conf
		insertafter: "^[ \t]*#{{item.key}} *= *"
		regexp: "^[ \t]*{{item.key}} *= *"
		line: "  {{item.key}} = {{item.value}}"
	with_dict:
		mail_plugins: '$mail_plugins quota sieve'
- name: 'dovecot: 20-imap.conf: activated plugins'
	lineinfile:
		path: /etc/dovecot/conf.d/20-imap.conf
		insertafter: "^[\t ]*#{{item.key}} *= *"
		regexp: "^[\t ]*{{item.key}} *= *"
		line: "  {{item.key}} = {{item.value}}"
	with_dict:
		mail_plugins: '$mail_plugins imap_sieve imap_acl'
- name: 'dovecot: 90-acl.conf: shared-mailboxes-dict'
	lineinfile:
		path: /etc/dovecot/conf.d/90-acl.conf
		insertafter: "^[\t ]*#{{item.key}} *= *"
		regexp: "^[\t ]*{{item.key}} *= *"
		line: "  {{item.key}} = {{item.value}}"
	with_dict:
		acl_shared_dict: 'file:/var/mail/%Ld/shared-mailboxes.db'
- name: 'dovecot: auth-ldap.conf.ext'
	lineinfile:
		path: /etc/dovecot/conf.d/auth-ldap.conf.ext
		insertafter: "^[\t ]*#{{item.key}} *= *"
		regexp: "^[\t ]*{{item.key}} *= *"
		line: "  {{item.key}} = {{item.value}}"
	with_dict:
		default_fields: 'home=/var/mail/%Ld/%Ln'
- name: 'dovecot: 90-sieve.conf'
	lineinfile:
		path: /etc/dovecot/conf.d/90-sieve.conf
		insertafter: "^[\t ]*#{{item.key}} *= *"
		regexp: "^[\t ]*{{item.key}} *= *"
		line: "  {{item.key}} = {{item.value}}"
	with_dict:
		sieve: 'file:/var/mail/%Ld/%Ln/sieve;active=/var/mail/%Ld/%Ln/active.sieve'
		sieve_extensions: '+editheader +vnd.dovecot.debug +vnd.dovecot.pipe'
		sieve_max_redirects: 25
		sieve_max_actions: 64
- name: 'dovecot: dovecot-ldap.conf.ext'
	lineinfile:
		path: /etc/dovecot/dovecot-ldap.conf.ext
		insertafter: "^#{{item.key}} *= *"
		regexp: "^{{item.key}} *= *"
		line: "{{item.key}} = {{item.value}}"
	with_dict:
		uris: ldapi://
		ldaprc_path: /etc/ldap/ldap.conf
		auth_bind: 'yes'
		ldap_version: 3
		base: 'ou=People,{{mail_ldap_basedn}}'
		scope: onelevel
		user_filter: '(&(objectClass=simpleSecurityObject)(mail=%u))'
		user_attrs: mail=user
		pass_filter: '(&(objectClass=simpleSecurityObject)(mail=%u))'
		pass_attrs: mail=user,userPassword=password
		iterate_attrs: 'mail=user'
		iterate_filter: '(&(objectClass=simpleSecurityObject)(mail=*))'

- name: dummy files if needed
	copy:
		dest: '{{item.key}}'
		content: '{{item.value}}'
		force: no
	with_dict:
		"/etc/dovecot/users": ''

- name: 'dovecot: special users'
	lineinfile:
		path: /etc/dovecot/users
		line: '{{item}}::::::::'
		regexp: '{{item|regex_escape()}}'

- name: 'install sieve-scripts (templates)'
	shell: 'doveadm sieve put -u {{item.user|quote}} -a {{item.name|default("main")|quote}}'
	args:
		stdin_add_newline: false
		stdin: '{{lookup("file", item.file)|quote}}'
	with_items: '{{mail_sieve_scripts}}'
- name: 'install sieve-scripts (templates)'
	shell: 'doveadm sieve put -u {{item.user|quote}} -a {{item.name|default("main")|quote}}'
	args:
		stdin_add_newline: false
		stdin: '{{lookup("template", item.file)|quote}}'
	with_items: '{{mail_sieve_scripts_templates}}'