lib-storage: Call mail_cache_close_mail() when mail is closed

Fixes caching problems with INDEX=MEMORY

diff --git a/src/lib-storage/index/index-mail.c b/src/lib-storage/index/index-mail.c
index d0c954c8699d54013cf2644ddebdd6b14335807c..be4df61a317561dc7071f1075b0a4a9bbed63a01 100644 (file)
--- a/src/lib-storage/index/index-mail.c
+++ b/src/lib-storage/index/index-mail.c
@@ -1696,6 +1696,10 @@ void index_mail_close(struct mail *_mail)
        }
 
        index_mail_close_streams_full(mail, TRUE);
+       /* Notify cache that the mail is no longer open. This mainly helps
+          with INDEX=MEMORY to keep all data added with mail_cache_add() in
+          memory until this point. */
+       mail_cache_close_mail(_mail->transaction->cache_trans, _mail->seq);
 
        if (mail->data.wanted_headers != NULL)
                mailbox_header_lookup_unref(&mail->data.wanted_headers);