From: Timo Sirainen <timo.sirainen@dovecot.fi>
Date: Wed, 10 Aug 2016 14:54:29 +0000 (+0300)
Subject: lib: Added connection_input_timeout_reason()
X-Git-Tag: 2.2.26~376
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=06a2305b6d98a0c0af8f414c6e50085d6da03625;p=thirdparty%2Fdovecot%2Fcore.git

lib: Added connection_input_timeout_reason()
---

diff --git a/src/lib/connection.c b/src/lib/connection.c
index 2e433ba2b1..551fee38ef 100644
--- a/src/lib/connection.c
+++ b/src/lib/connection.c
@@ -8,6 +8,7 @@
 #include "net.h"
 #include "strescape.h"
 #include "llist.h"
+#include "time-util.h"
 #include "connection.h"
 
 #include <unistd.h>
@@ -386,6 +387,24 @@ const char *connection_disconnect_reason(struct connection *conn)
 	i_unreached();
 }
 
+const char *connection_input_timeout_reason(struct connection *conn)
+{
+	if (conn->last_input_tv.tv_sec != 0) {
+		int diff = timeval_diff_msecs(&ioloop_timeval, &conn->last_input_tv);
+		return t_strdup_printf("No input for %u.%03u secs",
+				       diff/1000, diff%1000);
+	} else if (conn->connect_finished.tv_sec != 0) {
+		int diff = timeval_diff_msecs(&ioloop_timeval, &conn->connect_finished);
+		return t_strdup_printf(
+			"No input since connected %u.%03u secs ago",
+			diff/1000, diff%1000);
+	} else {
+		int diff = timeval_diff_msecs(&ioloop_timeval, &conn->connect_started);
+		return t_strdup_printf("connect() timed out after %u.%03u secs",
+				       diff/1000, diff%1000);
+	}
+}
+
 void connection_switch_ioloop(struct connection *conn)
 {
 	if (conn->io != NULL)
diff --git a/src/lib/connection.h b/src/lib/connection.h
index 5ac6c4d57d..84cc97c2ee 100644
--- a/src/lib/connection.h
+++ b/src/lib/connection.h
@@ -129,6 +129,9 @@ int connection_verify_version(struct connection *conn, const char *const *args);
 
 /* Returns human-readable reason for why connection was disconnected. */
 const char *connection_disconnect_reason(struct connection *conn);
+/* Returns human-readable reason for why connection timed out,
+   e.g. "No input for 10.023 secs". */
+const char *connection_input_timeout_reason(struct connection *conn);
 
 void connection_switch_ioloop(struct connection *conn);