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bpServer.py
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bpServer.py
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#!/usr/bin/env python
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this file,
# You can obtain one at http://mozilla.org/MPL/2.0/.
""" bpServer
:copyright: (c) 2012 by Mozilla
:license: MPLv2
Assumes Python v2.6+
Usage
-c --config Configuration file (json format)
default: None
--address IP Address
127.0.0.1 or 127.0.0.1:5555
Required Value
-r --redis Redis server connection string
default: localhost:6379
--redisdb Redis database ID
default: 8
-d --debug Turn on debug logging
default: False
-l --logpath Path where the log file output is written
default: None
--archivepath Path where incoming jobs are to be archived
default: None
-b --background Fork to a daemon process
default: False
Sample Configuration file
{ 'debug': True,
'logpath': '.'
}
Authors:
bear Mike Taylor <bear@mozilla.com>
"""
import os, sys
import time
import json
import socket
import logging
from datetime import date, datetime
from Queue import Empty
from multiprocessing import Process, Queue, current_process, get_logger, log_to_stderr
import zmq
from releng import initOptions, initLogs, dbRedis
from releng.constants import PORT_PULSE, ID_PULSE_WORKER, ID_METRICS_WORKER, \
METRICS_COUNT, METRICS_HASH, METRICS_LIST, METRICS_SET
log = get_logger()
jobQueue = Queue()
metricQueue = Queue()
ARCHIVE_CHUNK = 100
def metric(jobs, options):
log.info('starting')
db = dbRedis(options)
context = zmq.Context()
router = context.socket(zmq.ROUTER)
poller = zmq.Poller()
poller.register(router, zmq.POLLIN)
remoteID = None
sequence = 0
while True:
if remoteID is None:
for serverID in db.lrange(ID_METRICS_WORKER, 0, -1):
if not db.sismember('%s:inactive' % ID_METRICS_WORKER, serverID):
remoteID = serverID
address = remoteID.replace('%s:' % ID_METRICS_WORKER, '')
if ':' not in address:
address = '%s:%s' % (address, PORT_PULSE)
address = 'tcp://%s' % address
log.debug('connecting to server %s' % address)
router.connect(address)
time.sleep(0.1)
try:
job = jobs.get(False)
except Empty:
job = None
if job is not None:
msg = json.dumps(job)
sequence += 1
payload = [remoteID, str(sequence), 'job', msg]
if options.debug:
log.debug('send %s %d chars [%s]' % (remoteID, len(msg), msg[:42]))
router.send_multipart(payload)
try:
items = dict(poller.poll(100))
except:
break
if router in items:
reply = router.recv_multipart()
log.info('done')
def getArchive(archivePath):
if archivePath is not None and os.path.isdir(archivePath):
d = date.today()
s = os.path.join(archivePath, 'bp_archive_%s.dat' % d.strftime("%Y%m%d"))
result = open(s, 'a+')
log.info('archiving to %s' % s)
else:
result = None
return result
def worker(jobs, metrics, db, archivePath):
log.info('starting')
aCount = 0
archive = getArchive(archivePath)
pNames = ('branch', 'product', 'platform', 'revision', 'request_ids',
'builduid', 'buildnumber', 'buildid', 'statusdb_id',
'build_url', 'log_url', 'pgo_build', 'scheduler', 'who',
)
while True:
try:
entry = jobs.get(False)
except Empty:
entry = None
if entry is not None:
try:
item = json.loads(entry)
event = item['event']
key = item['pulse_key']
master = item['master'].partition(':')[0].partition('.')[0]
ts = item['time']
entryKey = key.split('.')[1]
log.debug('Job: %s %s %s' % (event, key, ts))
outbound = [(METRICS_COUNT, ('metrics', 'pulse'))]
if event == 'source':
properties = { 'revision': None,
'builduid': None,
}
try:
for p in item['pulse']['payload']['change']['properties']:
pName, pValue, _ = p
if pName in pNames:
properties[pName] = pValue
except:
log.error('exception extracting properties from build step', exc_info=True)
if properties['revision'] is None:
properties['revision'] = item['pulse']['payload']['change']['revision']
builduid = properties['builduid']
changeKey = 'change:%s' % builduid
db.hset(changeKey, 'master', master)
db.hset(changeKey, 'comments', item['pulse']['payload']['change']['comments'])
db.hset(changeKey, 'project', item['pulse']['payload']['change']['project'])
db.hset(changeKey, 'branch', item['pulse']['payload']['change']['branch'])
for p in properties:
db.hset(changeKey, p, properties[p])
tsDate, tsTime = ts.split('T')
tsHour = tsTime[:2]
db.sadd('change:%s' % tsDate, changeKey)
db.sadd('change:%s.%s' % (tsDate, tsHour), changeKey)
elif event == 'slave connect':
slave = item['slave']
outbound.append((METRICS_COUNT, ('connect:slave', slave )))
elif event == 'slave disconnect':
slave = item['slave']
outbound.append((METRICS_COUNT, ('disconnect:slave', slave )))
elif event == 'build':
items = key.split('.')
buildEvent = items[-1]
project = items[1]
slave = item['slave']
properties = { 'branch': None,
'product': None,
'revision': None,
'builduid': None,
}
try:
for p in item['pulse']['payload']['build']['properties']:
pName, pValue, _ = p
if pName in pNames:
properties[pName] = pValue
except:
log.error('exception extracting properties from build step', exc_info=True)
product = properties['product']
if product in ('seamonkey',):
print 'skipping', product, event
else:
branch = properties['branch']
builduid = properties['builduid']
number = properties['buildnumber']
buildKey = 'build:%s' % builduid
jobKey = 'job:%s.%s.%s' % (builduid, master, number)
db.hset(jobKey, 'slave', slave)
db.hset(jobKey, 'master', master)
db.hset(jobKey, 'results', item['pulse']['payload']['build']['results'])
db.lpush('build:slave:jobs:%s' % slave, jobKey)
db.ltrim('build:slave:jobs:%s' % slave, 0, 20)
print jobKey, 'results', item['pulse']['payload']['build']['results']
for p in properties:
db.hset(jobKey, p, properties[p])
outbound.append((METRICS_COUNT, ('build', buildEvent)))
if buildEvent == 'started':
db.hset(jobKey, 'started', ts)
outbound.append((METRICS_COUNT, ('build:started:slave', slave )))
outbound.append((METRICS_COUNT, ('build:started:master', master )))
outbound.append((METRICS_COUNT, ('build:started:branch', branch )))
outbound.append((METRICS_COUNT, ('build:started:product', product)))
elif buildEvent == 'finished':
outbound.append((METRICS_COUNT, ('build:finished:slave', slave )))
outbound.append((METRICS_COUNT, ('build:finished:master', master )))
outbound.append((METRICS_COUNT, ('build:finished:branch', branch )))
outbound.append((METRICS_COUNT, ('build:finished:product', product)))
# if started time is found, use that for the key
tStart = db.hget(jobKey, 'started')
if tStart is None:
secElapsed = 0
ts = item['time']
else:
ts = tStart
dStarted = datetime.strptime(tStart[:-6], '%Y-%m-%dT%H:%M:%S')
dFinished = datetime.strptime(item['time'][:-6], '%Y-%m-%dT%H:%M:%S')
tdElapsed = dFinished - dStarted
secElapsed = (tdElapsed.days * 86400) + tdElapsed.seconds
db.hset(jobKey, 'finished', item['time'])
db.hset(jobKey, 'elapsed', secElapsed)
elif buildEvent == 'log_uploaded':
if 'request_ids' in properties:
db.hset(jobKey, 'request_ids', properties['request_ids'])
tsDate, tsTime = ts.split('T')
tsHour = tsTime[:2]
db.sadd('build:%s' % tsDate, buildKey)
db.sadd('build:%s.%s' % (tsDate, tsHour), buildKey)
db.sadd(buildKey, jobKey)
metrics.put(outbound)
except:
log.error('Error converting incoming job', exc_info=True)
if archive is not None:
archive.write('%s\n' % entry)
aCount += 1
if aCount > ARCHIVE_CHUNK:
if archive is not None:
archive.close()
archive = getArchive(archivePath)
aCount = 0
if archive is not None:
archive.close()
log.info('done')
_defaultOptions = { 'config': ('-c', '--config', None, 'Configuration file'),
'debug': ('-d', '--debug', True, 'Enable Debug', 'b'),
'background': ('-b', '--background', False, 'daemonize ourselves', 'b'),
'logpath': ('-l', '--logpath', None, 'Path where log file is to be written'),
'address': ('', '--address' , None, 'IP Address'),
'archivepath': ('', '--archivepath', '.', 'Path where incoming jobs are to be archived'),
'redis': ('-r', '--redis', 'localhost:6379', 'Redis connection string'),
'redisdb': ('', '--redisdb', '8', 'Redis database'),
}
if __name__ == '__main__':
options = initOptions(params=_defaultOptions)
initLogs(options)
log.info('Starting')
if options.address is None:
log.error('Address is a required parameter, exiting')
sys.exit(2)
db = dbRedis(options)
log.info('Creating processes')
Process(name='worker', target=worker, args=(jobQueue, metricQueue, db, options.archivepath)).start()
Process(name='metric', target=metric, args=(metricQueue, options)).start()
if ':' not in options.address:
options.address = '%s:%s' % (options.address, PORT_PULSE)
log.debug('binding to tcp://%s' % options.address)
context = zmq.Context()
server = context.socket(zmq.ROUTER)
server.identity = '%s:%s' % (ID_PULSE_WORKER, options.address)
server.bind('tcp://%s' % options.address)
log.info('Adding %s to the list of active servers' % server.identity)
db.rpush(ID_PULSE_WORKER, server.identity)
while True:
try:
request = server.recv_multipart()
except:
log.error('error raised during recv_multipart()', exc_info=True)
break
# [ destination, sequence, control, payload ]
address, sequence, control = request[:3]
reply = [address, sequence]
if control == 'ping':
reply.append('pong')
else:
reply.append('ok')
jobQueue.put(request[3])
server.send_multipart(reply)
log.info('Removing ourselves to the list of active servers')
db.lrem(ID_PULSE_WORKER, 0, server.identity)
log.info('done')