Seed code for yarf

[ta/yarf.git] / src / yarf / restfullogger.py

diff --git a/src/yarf/restfullogger.py b/src/yarf/restfullogger.py
new file mode 100644 (file)
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+++ b/src/yarf/restfullogger.py
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+# Copyright 2019 Nokia
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+import logging
+import logging.handlers
+restlogger = None
+
+
+class RestfulLogger(object):
+    def __init__(self):
+        self.logger = logging.getLogger("Restfulserver")
+        self.logger.setLevel(logging.DEBUG)
+        # werkzug logs out endpoint in DEBUG level, and aaa feature endpoint contains password
+        # in clear text, so log level setting is needed to avoid showing password in journalctl
+        logging.getLogger('werkzeug').setLevel(logging.WARNING)
+        self.handlers = []
+        self.sysloghandler = self._get_syslog_handler()
+        self.handlers.append(self.sysloghandler)
+        self._add_handlers()
+
+    def __del__(self):
+        handlers = self.logger.handlers[:]
+        for handler in handlers:
+            handler.close()
+            self.logger.removeHandler(handler)
+
+    @staticmethod
+    def _get_syslog_handler():
+        sh = logging.handlers.SysLogHandler(address='/dev/log')
+        formatter = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')
+        sh.setFormatter(formatter)
+        sh.setLevel(logging.NOTSET)
+        return sh
+
+    def _add_handlers(self):
+        for handler in self.handlers:
+            self.logger.addHandler(handler)
+
+    def get_handlers(self):
+        return self.handlers
+
+    def get_logger(self):
+        return self.logger
+
+def get_logger():
+    global restlogger
+    if not restlogger:
+        restlogger = RestfulLogger()
+    return restlogger.get_logger()
+
+def get_log_handlers():
+    global restlogger
+    if not restlogger:
+        restlogger = RestfulLogger()
+    return restlogger.get_handlers()