Added ReCreate. Also added try catch to api eval of rpc method.

[nodemanager.git] / logger.py

diff --git a/logger.py b/logger.py
index eb99caf..195c1d8 100644 (file)
--- a/logger.py
+++ b/logger.py
@@ -1,26 +1,35 @@
+#
+# Something relevant
+#
 """A very simple logger that tries to be concurrency-safe."""
 
-import os
+import os, sys
 import subprocess
 import time
 import traceback
 
 
-LOG_FILE = '/var/log/pl_node_mgr.log'
-
+LOG_FILE = '/var/log/nm'
 
 def log(msg):
     """Write <msg> to the log file."""
-    fd = os.open(LOG_FILE, os.O_WRONLY | os.O_CREAT | os.O_APPEND, 0600)
-    if not msg.endswith('\n'): msg += '\n'
-    os.write(fd, '%s: %s' % (time.asctime(time.gmtime()), msg))
-    os.close(fd)
+    try:
+        fd = os.open(LOG_FILE, os.O_WRONLY | os.O_CREAT | os.O_APPEND, 0600)
+        if not msg.endswith('\n'): msg += '\n'
+        os.write(fd, '%s: %s' % (time.asctime(time.gmtime()), msg))
+        os.close(fd)
+    except OSError:
+        sys.stderr.write(msg)
+        sys.stderr.flush()
 
 def log_call(*args):
     log('running command %s' % ' '.join(args))
-    try: subprocess.call(args)
+    try: subprocess.call(args, close_fds=True)
     except: log_exc()
 
-def log_exc():
+def log_exc(name = None):
     """Log the traceback resulting from an exception."""
-    log(traceback.format_exc())
+   if name:  
+               log("operation on %s failed.  \n %s" %(self.name, traceback.format_exc()))
+   else:
+        log(traceback.format_exc())