From 860f22425ed8e45de79309cf8839f25de6d0a1f2 Mon Sep 17 00:00:00 2001
From: Rob Austein <sra@hactrn.net>
Date: Thu, 13 Dec 2007 01:08:12 +0000
Subject: Start on a syslog()-based logging system

svn path=/scripts/biz-certs/Bob-CA.srl; revision=1377
---
 scripts/rpki/log.py | 36 ++++++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)
 create mode 100644 scripts/rpki/log.py

(limited to 'scripts/rpki/log.py')

diff --git a/scripts/rpki/log.py b/scripts/rpki/log.py
new file mode 100644
index 00000000..f8a0844b
--- /dev/null
+++ b/scripts/rpki/log.py
@@ -0,0 +1,36 @@
+# $Id$
+
+"""Logging facilities for RPKI libraries.
+"""
+
+import syslog, traceback
+
+def init(ident = "rpki"):
+  """Initialize logging system."""
+  return syslog.openlog(ident, syslog.LOG_PID | syslog.LOG_PERROR, syslog.LOG_DAEMON)
+
+class logger(object):
+  """Closure for logging."""
+
+  def __init__(self, priority):
+    self.set_priority(priority)
+
+  def set_priority(self, priority):
+    self.priority = priority
+
+  def __call__(self, message):
+    return syslog.syslog(self.priority, message)
+
+error   = logger(syslog.LOG_ERR)
+warning = logger(syslog.LOG_WARNING)
+notice  = logger(syslog.LOG_NOTICE)
+info    = logger(syslog.LOG_INFO)
+debug   = logger(syslog.LOG_DEBUG)
+
+enable_trace = True
+
+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]))
-- 
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