add some logging
authorJames Andrewartha <trs80@ucc.gu.uwa.edu.au>
Mon, 19 Oct 2009 14:54:41 +0000 (22:54 +0800)
committerJames Andrewartha <trs80@ucc.gu.uwa.edu.au>
Mon, 19 Oct 2009 14:54:41 +0000 (22:54 +0800)
server.py

index 64752f5..a816bf7 100755 (executable)
--- a/server.py
+++ b/server.py
@@ -7,6 +7,7 @@
 
 # statuses: 1 means open circuit, 0 means closed circuit, -1 means error
 
+import syslog
 import dbus, dbus.service
 import gobject
 from LATClient import LATClient
@@ -18,29 +19,38 @@ def check_LAT_service(servicename, retries=3):
     rfh, wfh = latclient.get_fh()
     results = {'error': retries, 'closed': retries, 'open': retries}
     test_string = "got wombles?"
+    syslog.syslog(30, "start check_LAT_service:" + servicename)
     
     # Only return after n(retries) consistent results, although not necessarily
     # in order. This means we poll at least (retries) and up to (retries ** 2) times.
     # This is mtearle's original code. No idea if it's the Right Thing.
     while True:
+        syslog.syslog(30, "running c_L_s loop:" + servicename)
         try:
             wfh.write(test_string)
             wfh.flush()
         except:
             results['error'] -= 1
             if results['error'] == 0: return -1
+            syslog.syslog(30, "c_L_s write error:" + servicename)
             continue
+        syslog.syslog(30, "c_Ls written data to " + servicename)
         rr, wr, er = select([rfh], [], [], 3.0)
         if rfh not in rr:
             results['open'] -= 1
             if results['open'] == 0: return 1
+            syslog.syslog(30, "c_L_s open: " + servicename)
             continue
+        syslog.syslog(30, "c_L_s select() succeeded: " + servicename)
         recv = rfh.read(len(test_string))
+        syslog.syslog(30, "c_L_s read() succeeded: " + servicename)
         if recv <> test_string:
+            syslog.syslog(30, "c_L_s not the data we sent " + servicename)
             results['error'] -= 1
             if results['error'] == 0: return -1
             continue
         results['closed'] -= 1
+        syslog.syslog(30, "c_L_s closed " + servicename)
         if results['closed'] == 0: return 0
 
 class Door(dbus.service.Object):

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