From 938e7e04c2672a9577330b657061cd956e4b1119 Mon Sep 17 00:00:00 2001
From: Per Cederqvist <ceder@lysator.liu.se>
Date: Fri, 5 Jan 2007 11:20:50 +0000
Subject: [PATCH] Avoid concurrent access to the datorhandbok server.
---
check_datorhandbok | 12 +++++++++++-
1 file changed, 11 insertions(+), 1 deletion(-)
diff --git a/check_datorhandbok b/check_datorhandbok
index 315415e..a1007dd 100755
--- a/check_datorhandbok
+++ b/check_datorhandbok
@@ -3,6 +3,7 @@
import re
import urllib2
+import fcntl
import BeautifulSoup
@@ -58,7 +59,16 @@ def check_host(hostname):
ok(hostname, "all ok")
+def check_host_locked(hostname):
+ f = open("/tmp/datorhandok.lck", "a")
+ try:
+ fcntl.flock(f, fcntl.LOCK_EX)
+ check_host(hostname)
+ finally:
+ fcntl.flock(f, fcntl.LOCK_UN)
+ f.close()
+
if __name__ == '__main__':
import sys
- check_host(sys.argv[1])
+ check_host_locked(sys.argv[1])
--
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