From: Timo Sirainen <tss@iki.fi>
Date: Wed, 22 Oct 2014 21:15:23 +0000 (-0700)
Subject: replication plugin: Use low priority for mail copying operations.
X-Git-Tag: 2.2.15~35
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=10732e0d1013fb6a9e86b73381a830acbb335850;p=thirdparty%2Fdovecot%2Fcore.git

replication plugin: Use low priority for mail copying operations.
---

diff --git a/src/plugins/replication/replication-plugin.c b/src/plugins/replication/replication-plugin.c
index 0220640d26..026505fa67 100644
--- a/src/plugins/replication/replication-plugin.c
+++ b/src/plugins/replication/replication-plugin.c
@@ -228,13 +228,20 @@ static void replication_mail_save(void *txn, struct mail *mail ATTR_UNUSED)
 	ctx->new_messages = TRUE;
 }
 
-static void replication_mail_copy(void *txn, struct mail *src ATTR_UNUSED,
-				  struct mail *dst ATTR_UNUSED)
+static void replication_mail_copy(void *txn, struct mail *src,
+				  struct mail *dst)
 {
 	struct replication_mail_txn_context *ctx =
 		(struct replication_mail_txn_context *)txn;
 
-	ctx->new_messages = TRUE;
+	if (src->box->storage != dst->box->storage) {
+		/* copy between storages, e.g. new mail delivery */
+		ctx->new_messages = TRUE;
+	} else {
+		/* copy within storage, which isn't as high priority since the
+		   mail already exists. and especially copies to Trash or to
+		   lazy-expunge namespace is pretty low priority. */
+	}
 }
 
 static void