55 lines
1.5 KiB
Diff
55 lines
1.5 KiB
Diff
From 79e60e145f8a595bca5a784c00b437216d51de68 Mon Sep 17 00:00:00 2001
|
|
From: Steven Barth <steven@midlink.org>
|
|
Date: Mon, 13 Apr 2015 09:45:20 +0200
|
|
Subject: [PATCH] dnssec: improve timestamp heuristic
|
|
|
|
Signed-off-by: Steven Barth <steven@midlink.org>
|
|
---
|
|
src/dnssec.c | 15 +++++++++++----
|
|
1 file changed, 11 insertions(+), 4 deletions(-)
|
|
|
|
diff --git a/src/dnssec.c b/src/dnssec.c
|
|
index 05e0983..9c02548 100644
|
|
--- a/src/dnssec.c
|
|
+++ b/src/dnssec.c
|
|
@@ -408,17 +408,24 @@ static int back_to_the_future;
|
|
int setup_timestamp(void)
|
|
{
|
|
struct stat statbuf;
|
|
-
|
|
+ time_t now;
|
|
+ time_t base = 1420070400; /* 1-1-2015 */
|
|
+
|
|
back_to_the_future = 0;
|
|
|
|
if (!daemon->timestamp_file)
|
|
return 0;
|
|
-
|
|
+
|
|
+ now = time(NULL);
|
|
+
|
|
+ if (!stat("/proc/self/exe", &statbuf) && difftime(statbuf.st_mtime, base) > 0)
|
|
+ base = statbuf.st_mtime;
|
|
+
|
|
if (stat(daemon->timestamp_file, &statbuf) != -1)
|
|
{
|
|
timestamp_time = statbuf.st_mtime;
|
|
check_and_exit:
|
|
- if (difftime(timestamp_time, time(0)) <= 0)
|
|
+ if (difftime(now, base) >= 0 && difftime(timestamp_time, now) <= 0)
|
|
{
|
|
/* time already OK, update timestamp, and do key checking from the start. */
|
|
if (utime(daemon->timestamp_file, NULL) == -1)
|
|
@@ -439,7 +446,7 @@ int setup_timestamp(void)
|
|
|
|
close(fd);
|
|
|
|
- timestamp_time = timbuf.actime = timbuf.modtime = 1420070400; /* 1-1-2015 */
|
|
+ timestamp_time = timbuf.actime = timbuf.modtime = base;
|
|
if (utime(daemon->timestamp_file, &timbuf) == 0)
|
|
goto check_and_exit;
|
|
}
|
|
--
|
|
2.1.4
|
|
|