"""
catalina_log - Log files for Tomcat
===================================
.. note::
The tomcat log files are gotten from the directory specified in the java
commands.
"""
from .. import LogFileOutput, parser
from insights.specs import Specs
[docs]
@parser(Specs.catalina_server_log)
class CatalinaServerLog(LogFileOutput):
"""
Read the tomcat server log file.
Note that the standard format of Catalina log lines spreads the information
over two lines::
INFO: Command line argument: -Djava.io.tmpdir=/var/cache/tomcat/temp
Nov 28, 2017 2:11:20 PM org.apache.catalina.startup.VersionLoggerListener log
INFO: Command line argument: -Djava.util.logging.config.file=/usr/share/tomcat/conf/logging.properties
Nov 28, 2017 2:11:20 PM org.apache.catalina.startup.VersionLoggerListener log
INFO: Command line argument: -Djava.util.logging.manager=org.apache.juli.ClassLoaderLogManager
Nov 28, 2017 2:11:20 PM org.apache.catalina.core.AprLifecycleListener lifecycleEvent
INFO: The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: /usr/java/packages/lib/amd64:/usr/lib64:/lib64:/lib:/usr/lib
Nov 28, 2017 2:11:22 PM org.apache.coyote.AbstractProtocol init
INFO: Initializing ProtocolHandler ["http-bio-18080"]
Nov 28, 2017 2:11:23 PM org.apache.coyote.AbstractProtocol init
SEVERE: Failed to initialize end point associated with ProtocolHandler ["http-bio-18080"]
However, this parser only recognises single lines.
Please refer to its super-class :class:`insights.core.LogFileOutput`.
When using this parser, consider using a filter or a scan method, e.g.::
CatalinaServerLog.filters.append('initializing ProtocolHandler')
CatalinaServerLog.keep_scan('init_pro', 'initializing ProtocolHandler')
Examples:
>>> type(log)
<class 'insights.parsers.catalina_log.CatalinaServerLog'>
>>> log.file_path
'/var/log/tomcat/catalina.2017-11-28.log'
>>> log.file_name
'catalina.2017-11-28.log'
>>> log.get('Failed to initialize')[0]['raw_message']
'SEVERE: Failed to initialize end point associated with ProtocolHandler ["http-bio-18080"]'
>>> '/var/cache/tomcat/temp' in log
True
>>> from datetime import datetime
>>> list(log.get_after(datetime(2017, 11, 28, 14, 11, 21)))[0]['raw_message']
'Nov 28, 2017 2:11:22 PM org.apache.coyote.AbstractProtocol init'
"""
time_format = '%b %d, %Y %I:%M:%S %p'
[docs]
@parser(Specs.catalina_out)
class CatalinaOut(LogFileOutput):
"""
This parser reads all ``catalina.out`` files in the ``/var/log/tomcat*``
directories.
.. note::
Please refer to its super-class :class:`insights.core.LogFileOutput`
Note that the standard format of Catalina log lines spreads the information
over two lines::
Nov 10, 2015 8:52:38 AM org.apache.jk.common.MsgAjp processHeader
SEVERE: BAD packet signature 18245
Nov 10, 2015 8:52:38 AM org.apache.jk.common.ChannelSocket processConnection
SEVERE: Error, processing connection
SEVERE: BAD packet signature 18245
Nov 10, 2015 8:52:38 AM org.apache.jk.common.ChannelSocket processConnection
SEVERE: Error, processing connection
Nov 10, 2015 4:55:48 PM org.apache.coyote.http11.Http11Protocol pause
INFO: Pausing Coyote HTTP/1.1 on http-8080
However, this parser only recognises single lines.
When using this parser, consider using a filter or a scan method, e.g.::
CatalinaOut.filters.append('BAD packet signature')
CatalinaOut.keep_scan('bad_signatures', 'BAD packet signature')
Example:
>>> type(out)
<class 'insights.parsers.catalina_log.CatalinaOut'>
>>> out.file_path
'/var/log/tomcat/catalina.out'
>>> out.file_name
'catalina.out'
>>> len(out.get('SEVERE'))
4
>>> 'Http11Protocol pause' in out
True
>>> out.lines[0]
'Nov 10, 2015 8:52:38 AM org.apache.jk.common.MsgAjp processHeader'
>>> from datetime import datetime
>>> list(out.get_after(datetime(2015, 11, 10, 12, 00, 00)))[0]['raw_message']
'Nov 10, 2015 4:55:48 PM org.apache.coyote.http11.Http11Protocol pause'
"""
time_format = '%b %d, %Y %I:%M:%S %p'