Filename cleanup

svn path=/rpkid/Makefile; revision=1531

1 files changed, 54 insertions, 0 deletions

diff --git a/rpkid/rpki/log.py b/rpkid/rpki/log.py
new file mode 100644
index 00000000..1f85f667
--- /dev/null
+++ b/rpkid/rpki/log.py
@@ -0,0 +1,54 @@
+# $Id$
+
+# Copyright (C) 2007--2008  American Registry for Internet Numbers ("ARIN")
+#
+# Permission to use, copy, modify, and distribute this software for any
+# purpose with or without fee is hereby granted, provided that the above
+# copyright notice and this permission notice appear in all copies.
+#
+# THE SOFTWARE IS PROVIDED "AS IS" AND ARIN DISCLAIMS ALL WARRANTIES WITH
+# REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+# AND FITNESS.  IN NO EVENT SHALL ARIN BE LIABLE FOR ANY SPECIAL, DIRECT,
+# INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+# LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
+# OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+# PERFORMANCE OF THIS SOFTWARE.
+
+"""Logging facilities for RPKI libraries.
+"""
+
+import syslog, traceback
+
+enable_trace = False
+
+def init(ident = "rpki", flags = syslog.LOG_PID | syslog.LOG_PERROR, facility = syslog.LOG_DAEMON):
+  """Initialize logging system."""
+
+  return syslog.openlog(ident, flags, facility)
+
+def set_trace(trace):
+  """Enable or disable call tracing."""
+
+  global enable_trace
+  enable_trace = trace
+
+class logger(object):
+  """Closure for logging."""
+
+  def __init__(self, priority):
+    self.priority = priority
+
+  def __call__(self, message):
+    return syslog.syslog(self.priority, message)
+
+error = logger(syslog.LOG_ERR)
+warn  = logger(syslog.LOG_WARNING)
+note  = logger(syslog.LOG_NOTICE)
+info  = logger(syslog.LOG_INFO)
+debug = logger(syslog.LOG_DEBUG)
+
+def trace():
+  """Execution trace -- where are we now, and whence came we here?"""
+  if enable_trace:
+    bt = traceback.extract_stack(limit = 3)
+    return debug("[%s() at %s:%d from %s:%d]" % (bt[1][2], bt[1][0], bt[1][1], bt[0][0], bt[0][1]))