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.

---
 .../templates/etc/dovecot/conf.d/20-imapc.conf.j2      | 18 ++++++++++++++++++
 .../templates/etc/dovecot/conf.d/auth-imap.conf.ext.j2 | 17 +++++++++++++++++
 2 files changed, 35 insertions(+)
 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/templates/etc/dovecot')

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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