Remove threading and queues. Added license information and cleaned up callback.

pull/12510/head
Jimmy Tang 9 years ago committed by Jimmy Tang
parent 85277c8aae
commit c02ceb8f12

@ -1,6 +1,19 @@
"""
(c) 2015, Logentries.com
Author: Jimmy Tang <jimmy.tang@logentries.com>
""" (c) 2015, Logentries.com, Jimmy Tang <jimmy.tang@logentries.com>
# This file is part of Ansible
#
# Ansible is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Ansible is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
This callback plugin will generate json objects to be sent to logentries
for auditing/debugging purposes.
@ -18,7 +31,7 @@ Add this to your ansible.cfg file in the defaults block
callback_stdout = logentries
callback_whitelist = logentries
Copy the callback plugin into the callback_plugings directory
Copy the callback plugin into the callback_plugins directory
Either set the environment variables
@ -34,17 +47,16 @@ Or create a logentries.ini config file that sites next to the plugin with the fo
tls_port = 20000
use_tls = no
token = dd21fc88-f00a-43ff-b977-e3a4233c53af
flatten = False
"""
import os
import threading
import socket
import random
import time
import codecs
import Queue
import ConfigParser
import uuid
try:
@ -72,15 +84,13 @@ def create_unicode(ch):
return unicode(ch, 'utf-8')
class PlainTextSocketAppender(threading.Thread):
class PlainTextSocketAppender(object):
def __init__(self,
verbose=True,
LE_API='data.logentries.com',
LE_PORT=80,
LE_TLS_PORT=443):
threading.Thread.__init__(self)
self.QUEUE_SIZE = 32768
self.LE_API = LE_API
self.LE_PORT = LE_PORT
self.LE_TLS_PORT = LE_TLS_PORT
@ -92,13 +102,8 @@ class PlainTextSocketAppender(threading.Thread):
# Unicode Line separator character \u2028
self.LINE_SEP = to_unicode('\u2028')
self.daemon = True
self.verbose = verbose
self._conn = None
self._queue = Queue.Queue(self.QUEUE_SIZE)
def empty(self):
return self._queue.empty()
def open_connection(self):
self._conn = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
@ -131,35 +136,22 @@ class PlainTextSocketAppender(threading.Thread):
if self._conn is not None:
self._conn.close()
def run(self):
try:
# Open connection
self.reopen_connection()
# Send data in queue
while True:
# Take data from queue
data = self._queue.get(block=True)
# Replace newlines with Unicode line separator
# for multi-line events
if not is_unicode(data):
multiline = create_unicode(data).replace(
'\n', self.LINE_SEP)
else:
multiline = data.replace('\n', self.LINE_SEP)
multiline += "\n"
# Send data, reconnect if needed
while True:
try:
self._conn.send(multiline.encode('utf-8'))
except socket.error:
self.reopen_connection()
continue
break
except KeyboardInterrupt:
if self.verbose:
print("Logentries asynchronous socket client interrupted")
def put(self, data):
# Replace newlines with Unicode line separator
# for multi-line events
if not is_unicode(data):
multiline = create_unicode(data).replace('\n', self.LINE_SEP)
else:
multiline = data.replace('\n', self.LINE_SEP)
multiline += "\n"
# Send data, reconnect if needed
while True:
try:
self._conn.send(multiline.encode('utf-8'))
except socket.error:
self.reopen_connection()
continue
break
self.close_connection()
@ -213,6 +205,9 @@ class CallbackModule(CallbackBase):
self.use_tls = config.getboolean('logentries', 'use_tls')
if config.has_option('logentries', 'token'):
self.token = config.get('logentries', 'token')
if config.has_option('logentries', 'flatten'):
self.flatten = config.getboolean('logentries', 'flatten')
except:
self.api_uri = os.getenv('LOGENTRIES_API')
if self.api_uri is None:
@ -245,32 +240,37 @@ class CallbackModule(CallbackBase):
self._display.warning(
'Logentries token could not be loaded. The logentries token can be provided using the `LOGENTRIES_TOKEN` environment variable')
self.flatten = os.getenv('LOGENTRIES_FLATTEN')
if self.flatten is None:
self.flatten = False
elif self.flatten.lower() in ['yes', 'true']:
self.flatten = True
self.verbose = False
self.timeout = 10
self.le_jobid = str(uuid.uuid4())
if self.use_tls:
self._thread = TLSSocketAppender(verbose=self.verbose,
LE_API=self.api_uri,
LE_TLS_PORT=self.api_tls_port)
self._appender = TLSSocketAppender(verbose=self.verbose,
LE_API=self.api_uri,
LE_TLS_PORT=self.api_tls_port)
else:
self._appender = PlainTextSocketAppender(verbose=self.verbose,
LE_API=self.api_uri,
LE_PORT=self.api_port)
self._appender.reopen_connection()
def emit_formatted(self, record):
if self.flatten:
results = flatdict.FlatDict(record)
self.emit(self._dump_results(results))
else:
self._thread = PlainTextSocketAppender(verbose=self.verbose,
LE_API=self.api_uri,
LE_PORT=self.api_port)
self.emit(self._dump_results(record))
def emit(self, record):
if not self._thread.is_alive():
try:
self._thread.start()
if self.verbose:
print("Starting Logentries Asynchronous Socket Appender")
except RuntimeError: # It's already started.
if not self._thread.is_alive():
raise
msg = record.rstrip('\n')
msg = "{} {}".format(self.token, msg)
self._thread._queue.put(msg)
self._appender.put(msg)
def runner_on_ok(self, host, res):
results = {}
@ -278,8 +278,7 @@ class CallbackModule(CallbackBase):
results['hostname'] = host
results['results'] = res
results['status'] = 'OK'
results = flatdict.FlatDict(results)
self.emit(self._dump_results(results))
self.emit_formatted(results)
def runner_on_failed(self, host, res, ignore_errors=False):
results = {}
@ -287,16 +286,14 @@ class CallbackModule(CallbackBase):
results['hostname'] = host
results['results'] = res
results['status'] = 'FAILED'
results = flatdict.FlatDict(results)
self.emit(self._dump_results(results))
self.emit_formatted(results)
def runner_on_skipped(self, host, item=None):
results = {}
results['le_jobid'] = self.le_jobid
results['hostname'] = host
results['status'] = 'SKIPPED'
results = flatdict.FlatDict(results)
self.emit(self._dump_results(results))
self.emit_formatted(results)
def runner_on_unreachable(self, host, res):
results = {}
@ -304,8 +301,7 @@ class CallbackModule(CallbackBase):
results['hostname'] = host
results['results'] = res
results['status'] = 'UNREACHABLE'
results = flatdict.FlatDict(results)
self.emit(self._dump_results(results))
self.emit_formatted(results)
def runner_on_async_failed(self, host, res, jid):
results = {}
@ -314,8 +310,7 @@ class CallbackModule(CallbackBase):
results['results'] = res
results['jid'] = jid
results['status'] = 'ASYNC_FAILED'
results = flatdict.FlatDict(results)
self.emit(self._dump_results(results))
self.emit_formatted(results)
def v2_playbook_on_play_start(self, play):
results = {}
@ -324,13 +319,8 @@ class CallbackModule(CallbackBase):
if play.name:
results['play'] = play.name
results['hosts'] = play.hosts
results = flatdict.FlatDict(results)
self.emit(self._dump_results(results))
self.emit_formatted(results)
def playbook_on_stats(self, stats):
""" flush out queue of messages """
now = time.time()
while not self._thread.empty():
time.sleep(0.2)
if time.time() - now > self.timeout:
break
""" close connection """
self._appender.close_connection()

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