From 4b59f7a4cfe0f84e2084f01671982b7713a534aa Mon Sep 17 00:00:00 2001
From: Guilhem Moulin <guilhem@fripost.org>
Date: Mon, 23 May 2016 00:28:37 +0200
Subject: Dovecot imapc: don't hardcode the master IMAP server's IP.

---
 .../IMAP-proxy/files/etc/dovecot/conf.d/20-imapc.conf  | 17 -----------------
 .../files/etc/dovecot/conf.d/auth-imap.conf.ext        | 17 -----------------
 roles/IMAP-proxy/tasks/main.yml                        | 14 ++++++++++++--
 .../templates/etc/dovecot/conf.d/20-imapc.conf.j2      | 18 ++++++++++++++++++
 .../templates/etc/dovecot/conf.d/auth-imap.conf.ext.j2 | 17 +++++++++++++++++
 5 files changed, 47 insertions(+), 36 deletions(-)
 delete mode 100644 roles/IMAP-proxy/files/etc/dovecot/conf.d/20-imapc.conf
 delete mode 100644 roles/IMAP-proxy/files/etc/dovecot/conf.d/auth-imap.conf.ext
 create mode 100644 roles/IMAP-proxy/templates/etc/dovecot/conf.d/20-imapc.conf.j2
 create mode 100644 roles/IMAP-proxy/templates/etc/dovecot/conf.d/auth-imap.conf.ext.j2

(limited to 'roles/IMAP-proxy')

diff --git a/roles/IMAP-proxy/files/etc/dovecot/conf.d/20-imapc.conf b/roles/IMAP-proxy/files/etc/dovecot/conf.d/20-imapc.conf
deleted file mode 100644
index 4c1cf8f..0000000
--- a/roles/IMAP-proxy/files/etc/dovecot/conf.d/20-imapc.conf
+++ /dev/null
@@ -1,17 +0,0 @@
-# Smart IMAP proxying with imapc storage
-#
-# http://dovecot.org/pipermail/dovecot/2011-January/056975.html
-# http://wiki2.dovecot.org/HowTo/ImapcProxy
-# http://wiki2.dovecot.org/Migration/Dsync
-
-imapc_host = localhost
-imapc_port = 993
-
-# Read multiple mails in parallel, improves performance
-mail_prefetch_count = 25
-
-# The list of valid features can be found there
-# http://hg.dovecot.org/dovecot-2.2/file/tip/src/lib-storage/index/imapc/imapc-settings.c
-# (in the struct 'imapc_feature_list imapc_feature_list')
-imapc_features = rfc822.size fetch-headers
-#imapc_features = rfc822.size fetch-headers search
diff --git a/roles/IMAP-proxy/files/etc/dovecot/conf.d/auth-imap.conf.ext b/roles/IMAP-proxy/files/etc/dovecot/conf.d/auth-imap.conf.ext
deleted file mode 100644
index ced2f80..0000000
--- a/roles/IMAP-proxy/files/etc/dovecot/conf.d/auth-imap.conf.ext
+++ /dev/null
@@ -1,17 +0,0 @@
-# Authentication via remote IMAP server. Included from auth.conf.
-#
-# <doc/wiki/PasswordDatabase.IMAP.txt>
-
-passdb {
-  driver         = imap
-  args           = host=localhost port=993
-  default_fields = userdb_imapc_password=%w
-}
-
-# "prefetch" user database means that the passdb already provided the
-# needed information and there's no need to do a separate userdb lookup.
-# <doc/wiki/UserDatabase.Prefetch.txt>
-userdb {
-  driver         = prefetch
-  default_fields = home=/var/lib/imapproxy/%d/%n
-}
diff --git a/roles/IMAP-proxy/tasks/main.yml b/roles/IMAP-proxy/tasks/main.yml
index 579fc7e..93a5181 100644
--- a/roles/IMAP-proxy/tasks/main.yml
+++ b/roles/IMAP-proxy/tasks/main.yml
@@ -24,13 +24,23 @@
         dest=/etc/dovecot/conf.d/{{ item }}
         owner=root group=root
         mode=0644
-  register: r
+  register: r1
   with_items:
     - 10-auth.conf
     - 10-logging.conf
     - 10-mail.conf
     - 10-master.conf
     - 15-mailboxes.conf
+  notify:
+    - Restart Dovecot
+
+- name: Configure Dovecot (2)
+  template: src=etc/dovecot/conf.d/{{ item }}.j2
+            dest=/etc/dovecot/conf.d/{{ item }}
+            owner=root group=root
+            mode=0644
+  register: r2
+  with_items:
     - 20-imapc.conf
     - auth-imap.conf.ext
   notify:
@@ -38,7 +48,7 @@
 
 - name: Start Dovecot
   service: name=dovecot state=started
-  when: not r.changed
+  when: not (r1.changed or r2.changed)
 
 - meta: flush_handlers
 
diff --git a/roles/IMAP-proxy/templates/etc/dovecot/conf.d/20-imapc.conf.j2 b/roles/IMAP-proxy/templates/etc/dovecot/conf.d/20-imapc.conf.j2
new file mode 100644
index 0000000..39dbbd6
--- /dev/null
+++ b/roles/IMAP-proxy/templates/etc/dovecot/conf.d/20-imapc.conf.j2
@@ -0,0 +1,18 @@
+# Smart IMAP proxying with imapc storage
+#
+# http://dovecot.org/pipermail/dovecot/2011-January/056975.html
+# http://wiki2.dovecot.org/HowTo/ImapcProxy
+# http://wiki2.dovecot.org/MailboxFormat/imapc
+# http://wiki2.dovecot.org/Migration/Dsync
+
+imapc_host = {{ ipsec[imapsvr.inventory_hostname_short] }}
+imapc_port = 143
+
+# Read multiple mails in parallel, improves performance
+mail_prefetch_count = 25
+
+# The list of valid features can be found at
+#   https://github.com/dovecot/core/blob/master/src/lib-storage/index/imapc/imapc-settings.c
+# (in the struct 'imapc_feature_list imapc_feature_list')
+imapc_features = rfc822.size fetch-headers
+#imapc_features = rfc822.size fetch-headers search
diff --git a/roles/IMAP-proxy/templates/etc/dovecot/conf.d/auth-imap.conf.ext.j2 b/roles/IMAP-proxy/templates/etc/dovecot/conf.d/auth-imap.conf.ext.j2
new file mode 100644
index 0000000..30b8d7f
--- /dev/null
+++ b/roles/IMAP-proxy/templates/etc/dovecot/conf.d/auth-imap.conf.ext.j2
@@ -0,0 +1,17 @@
+# Authentication via remote IMAP server. Included from auth.conf.
+#
+# <doc/wiki/PasswordDatabase.IMAP.txt>
+
+passdb {
+  driver         = imap
+  args           = host={{ ipsec[imapsvr.inventory_hostname_short] }} port=143
+  default_fields = userdb_imapc_password=%w
+}
+
+# "prefetch" user database means that the passdb already provided the
+# needed information and there's no need to do a separate userdb lookup.
+# <doc/wiki/UserDatabase.Prefetch.txt>
+userdb {
+  driver         = prefetch
+  default_fields = home=/var/lib/imapproxy/%d/%n
+}
-- 
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