(*) basically no operational change

[nodemanager.git] / logger.py

diff --git a/logger.py b/logger.py
index 470a98f..1c51a40 100644 (file)
--- a/logger.py
+++ b/logger.py
@@ -10,9 +10,27 @@ import traceback
 
 
 LOG_FILE = '/var/log/nm'
+LOG_SLIVERS = '/var/log/getslivers.txt'
 
-def log(msg):
-    """Write <msg> to the log file."""
+# Thierry - trying to debug this for 4.2
+# basically define 3 levels
+LOG_NONE=0
+LOG_NODE=1
+LOG_VERBOSE=2
+# default is to log a reasonable amount of stuff for when running on operational nodes
+LOG_LEVEL=1
+
+def set_level(level):
+    assert level in [LOG_NONE,LOG_NODE,LOG_VERBOSE]
+    LOG_LEVEL=level
+
+def verbose(msg):
+    log(msg,LOG_VERBOSE)
+
+def log(msg,level=LOG_NODE):
+    """Write <msg> to the log file if level >= current log level (default LOG_NODE)."""
+    if (level > LOG_LEVEL):
+        return
     try:
         fd = os.open(LOG_FILE, os.O_WRONLY | os.O_CREAT | os.O_APPEND, 0600)
         if not msg.endswith('\n'): msg += '\n'
@@ -33,3 +51,15 @@ def log_exc(name = None):
         log("operation on %s failed.  \n %s" %(self.name, traceback.format_exc()))
     else:
         log(traceback.format_exc())
+
+def log_slivers (data):
+    import pprint, time
+    try:
+        f=open(LOG_SLIVERS,'w')
+        now=time.strftime("GetSlivers stored at %H:%M:%S", time.localtime())
+        f.write(now+'\n')
+        pp=pprint.PrettyPrinter(stream=f,indent=2)
+        pp.pprint(data)
+        f.close()
+    except:
+        log_verbose('Cannot save GetSlivers in %s'%LOG_SLIVERS)