/usr/lib/python2.7/dist-packages/pybitweb/controller.py is in pybit-web 1.0.0-2.1.
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# pybit-web
# Copyright 2012:
#
# Nick Davidson <nicholas.davidson@gmail.com>,
# Simon Haswell <maxcady78@hotmail.co.uk>,
# Neil Williams <codehelp@debian.org>,
# James Bennet <github@james-bennet.com>
#
# This program 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 2 of the License, or
# (at your option) any later version.
#
# This program 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 this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
# MA 02110-1301, USA.
from bottle import response
from amqplib import client_0_8 as amqp
import jsonpickle
import os
import pybit
import logging
from pybit.models import BuildRequest, CancelRequest
class Controller(object):
def get_amqp_channel(self):
chan = None
try:
conn = amqp.Connection(host=self.settings['controller']['rabbit_url'],
userid=self.settings['controller']['rabbit_userid'],
password=self.settings['controller']['rabbit_password'],
virtual_host=self.settings['controller']['rabbit_virtual_host'],
insist=self.settings['controller']['rabbit_insist'])
try:
chan = conn.channel()
chan.exchange_declare(exchange=pybit.exchange_name,
type="direct",
durable=True,
auto_delete=False)
except amqp.AMQPChannelException:
pass
except amqp.AMQPConnectionException:
pass
return chan
def __init__(self, settings, db):
self.db = db
self.settings = settings
self.log = logging.getLogger( "controller" )
if (('debug' in self.settings['controller']) and ( self.settings['controller']['debug'])) :
self.log.setLevel( logging.DEBUG )
self.log.debug("Controller constructor called.")
def process_job(self, dist, architectures, version, name, suite, pkg_format, transport, build_environment = None) :
try:
# Look at blacklist, dont build excluded package names
if self.db.check_blacklist("name",name):
return False
# Look at blacklist, dont build packages from SVN paths which match the blacklist rule.
if self.db.check_blacklist("vcs_uri",transport.uri):
return False
except Exception as e:
print(("Exception checking blacklist " + str(e)))
return False
try:
current_package = self.process_package(name, version)
if not current_package.id :
return False
current_suite = self.db.get_suite_byname(suite)[0]
current_dist = self.db.get_dist_byname(dist)[0]
current_format = self.db.get_format_byname(pkg_format)[0]
build_env_suite_arch = self.process_build_environment_architectures(current_suite,architectures,build_environment)
if len(build_env_suite_arch) == 0:
self.log.warn("INVALID BUILD ENV SUITE ARCH MAPPINGS FOR %s, %s, %s - CHECK YOU HAVE SOME CONFIGURED.", current_suite,architectures,build_environment)
response.status = "500 - Error submitting job"
return
else:
current_build_env = build_env_suite_arch[0].buildenv
master_flag = True
chan = self.get_amqp_channel()
for build_env_suite_arch in build_env_suite_arch :
current_arch = build_env_suite_arch.suitearch.arch
if current_build_env and current_build_env.name != build_env_suite_arch.get_buildenv_name() : #FIXME
#first packageinstance for each build environment should have master flag set
master_flag = True
current_build_env = build_env_suite_arch.buildenv
current_packageinstance = self.process_packageinstance(current_build_env, current_arch, current_package, current_dist, current_format, current_suite, master_flag)
if current_packageinstance.id :
new_job = self.db.put_job(current_packageinstance,None)
if (new_job and new_job.id):
# self.log.debug("\nCREATED NEW JOB: %s\n", jsonpickle.encode(new_job))
self.cancel_superceded_jobs(new_job)
# NEW STUFF FOR RESUBMITTING JOBS
build_request_obj = BuildRequest(new_job,transport,
"%s:%s" % (self.settings['web']['hostname'], self.settings['web']['port']));
build_req = jsonpickle.encode(build_request_obj)
self.db.log_buildRequest(build_request_obj)
#print "SENDING REQUEST WITH DATA", str(build_req)
msg = amqp.Message(build_req)
msg.properties["delivery_mode"] = 2
routing_key = pybit.get_build_route_name(new_job.packageinstance.get_distribution_name(),
new_job.packageinstance.get_arch_name(),
new_job.packageinstance.get_suite_name(),
new_job.packageinstance.get_format_name())
build_queue = pybit.get_build_queue_name(new_job.packageinstance.get_distribution_name(),
new_job.packageinstance.get_arch_name(),
new_job.packageinstance.get_suite_name(),
new_job.packageinstance.get_format_name())
self.add_message_queue(build_queue, routing_key, chan)
chan.basic_publish(msg,exchange=pybit.exchange_name,routing_key=routing_key,mandatory=True)
#self.log.debug("\n____________SENDING %s ____________TO____________ %s", build_req, routing_key)
self.log.debug("SENDING BUILD REQUEST FOR JOB ID %i %s %s %s %s %s %s",
new_job.id,
new_job.packageinstance.get_distribution_name(),
new_job.packageinstance.get_package_version(),
new_job.packageinstance.get_distribution_name(),
new_job.packageinstance.get_arch_name(),
new_job.packageinstance.get_suite_name(),
new_job.packageinstance.get_format_name())
else :
self.log.warn("FAILED TO ADD JOB")
response.status = "404 - failed to add job."
return False
master_flag = False
else :
self.log.warn("PACKAGE INSTANCE ERROR")
response.status = "404 - failed to add/retrieve package instance."
return False
except Exception as e:
raise Exception('Error submitting job: ' + str(e))
response.status = "500 - Error submitting job"
return False
return True # success
def add_message_queue(self, queue, routing_key, chan):
self.log.debug("CREATING %s", chan.queue_declare(queue=queue, durable=True,
exclusive=False, auto_delete=False))
self.log.debug("BINDING %s, %s, %s", queue, routing_key, chan.queue_bind(queue=queue,
exchange=pybit.exchange_name, routing_key=routing_key))
return
def process_build_environment_architectures(self, suite, requested_arches, requested_environment) :
self.log.debug("REQUESTED ARCHITECTURES: %s, BUILD ENV: %s", requested_arches, requested_environment)
env_arches_to_build = list()
supported_build_env_suite_arches = self.db.get_supported_build_env_suite_arches(suite.name)
if (len(supported_build_env_suite_arches) == 0):
response.status = "404 - no supported build environments arch combinations for this suite."
else :
if ("all" in requested_arches) and ("any" not in requested_arches) :
# this is an arch-all request so we only need to build for the first supported arch (for each build env)
self.log.debug("ARCH-ALL REQUEST, ONLY BUILD FIRST SUPPORTED ARCH IN EACH BUILD ENV/ARCH COMBINATION MATCHING (%s, %s)", suite.name, requested_environment)
supported_build_env_name = ""
for build_env_suite_arch in supported_build_env_suite_arches :
if ((requested_environment == None) or (requested_environment == build_env_suite_arch.get_buildenv_name())) :
if supported_build_env_name != build_env_suite_arch.get_buildenv_name() :
supported_build_env_name = build_env_suite_arch.get_buildenv_name()
env_arches_to_build.append(build_env_suite_arch)
self.log.debug(" ADDING (%s, %s, %s, %i)", build_env_suite_arch.get_suite_name(), build_env_suite_arch.get_arch_name(), build_env_suite_arch.get_buildenv_name(), build_env_suite_arch.get_master_weight())
else :
self.log.debug(" IGNORING (%s, %s, %s, %i)", build_env_suite_arch.get_suite_name(), build_env_suite_arch.get_arch_name(), build_env_suite_arch.get_buildenv_name(), build_env_suite_arch.get_master_weight())
else :
self.log.debug(" IGNORING (%s, %s, %s, %i) DOES NOT MATCH REQUESTED BUILD ENV (%s)", build_env_suite_arch.get_suite_name(), build_env_suite_arch.get_arch_name(), build_env_suite_arch.get_buildenv_name(), build_env_suite_arch.get_master_weight(), requested_environment)
elif ("any" in requested_arches) :
self.log.debug("ARCH-ALL-ANY REQUEST, BUILDING FOR ALL SUPPORTED BUILD ENV/ARCH COMBINATIONS MATCHING (%s, %s)", suite.name, requested_environment)
for build_env_suite_arch in supported_build_env_suite_arches :
if ((requested_environment == None) or (requested_environment == build_env_suite_arch.get_buildenv_name())) :
env_arches_to_build.append(build_env_suite_arch)
self.log.debug(" ADDING (%s, %s, %s, %i)", build_env_suite_arch.get_suite_name(), build_env_suite_arch.get_arch_name(), build_env_suite_arch.get_buildenv_name(), build_env_suite_arch.get_master_weight())
else :
self.log.debug(" IGNORING (%s, %s, %s, %i) DOES NOT MATCH REQUESTED BUILD ENV (%s)", build_env_suite_arch.get_suite_name(), build_env_suite_arch.get_arch_name(), build_env_suite_arch.get_buildenv_name(), build_env_suite_arch.get_master_weight(), requested_environment)
else :
self.log.debug("SPECIFIC ARCH (%s) BUILD ENV (%s) REQUEST...%i SUPPORTED CONFIGURATIONS", requested_arches, requested_environment,len(supported_build_env_suite_arches))
for build_env_suite_arch in supported_build_env_suite_arches :
if ((build_env_suite_arch.get_arch_name() in requested_arches) and ((requested_environment is None) or (requested_environment == build_env_suite_arch.get_buildenv_name()))) :
env_arches_to_build.append(build_env_suite_arch)
self.log.debug(" ADDING (%s, %s, %s, %i)", build_env_suite_arch.get_suite_name(), build_env_suite_arch.get_arch_name(), build_env_suite_arch.get_buildenv_name(), build_env_suite_arch.get_master_weight())
else :
self.log.debug(" IGNORING (%s, %s, %s, %i)", build_env_suite_arch.get_suite_name(), build_env_suite_arch.get_arch_name(), build_env_suite_arch.get_buildenv_name(), build_env_suite_arch.get_master_weight())
return env_arches_to_build
def process_package(self, name, version) :
# retrieve existing package or try to add a new one
package = None
matching_package_versions = self.db.get_package_byvalues(name,version)
if len(matching_package_versions) > 0 :
package = matching_package_versions[0]
if package.id :
self.log.debug("MATCHING PACKAGE FOUND (%i, %s, %s)", package.id, package.name, package.version)
else :
# add new package to db
package = self.db.put_package(version,name)
if package.id :
self.log.debug("ADDED NEW PACKAGE (%i, %s, %s)", package.id, package.name, package.version)
else :
self.log.warn("FAILED TO ADD NEW PACKAGE (%s, %s)", package.name, package.version)
return package
def process_packageinstance(self, build_env, arch, package, dist, pkg_format, suite, master) :
# check & retrieve existing package or try to add a new one
packageinstance = None
if self.db.check_specific_packageinstance_exists(build_env, arch, package, dist, pkg_format, suite) :
# retrieve existing package instance from db
packageinstance = self.db.get_packageinstance_byvalues(package, build_env, arch, suite, dist, pkg_format)[0]
if packageinstance.id :
self.log.debug("MATCHING PACKAGE INSTANCE FOUND (%i, MASTER: %s) FOR [%s, %s, %s, %s, %s, %s, %s]",
packageinstance.id, packageinstance.master,
package.name, package.version, (build_env.name if build_env else "BUILD ENV (NONE)"), arch.name, dist.name, pkg_format.name, suite.name)
# Temporarily disable master update for Issue #84, this should not be default behaviour.
# if packageinstance.master != master :
# self.log.debug("UPDATING PACKAGE INSTANCE MASTER FLAG (%s)", master)
# self.db.update_packageinstance_masterflag(packageinstance.id,master)
# packageinstance.master = master
else :
# add new package instance to db
packageinstance = self.db.put_packageinstance(package, build_env, arch, suite, dist, pkg_format, master)
if packageinstance.id :
self.log.debug("ADDED NEW PACKAGE INSTANCE (%i, MASTER: %s) FOR [%s, %s, %s, %s, %s, %s, %s]",
packageinstance.id, packageinstance.master,
package.name, package.version, (build_env.name if build_env else "BUILD ENV (NONE)"), arch.name, dist.name, pkg_format.name, suite.name)
else :
self.log.warn("FAILED TO ADD NEW PACKAGE INSTANCE FOR [%s, %s, %s, %s, %s, %s, %s]",
package.name, package.version, (build_env.name if build_env else "BUILD ENV (NONE)"), arch.name, dist.name, pkg_format.name, suite.name)
return packageinstance
def process_cancel(self, job, chan):
job_status_history = self.db.get_job_statuses(job.id)
last_status = job_status_history[-1].status
build_client = job_status_history[-1].buildclient
if (len(job_status_history) > 0) and (last_status == "Building") and (build_client != None) :
cancel_req = jsonpickle.encode(CancelRequest(job,"%s:%s" % (self.settings['web']['hostname'], self.settings['web']['port'])))
msg = amqp.Message(cancel_req)
msg.properties["delivery_mode"] = 2
self.log.debug("UNFINISHED JOB ID %i, STATUS: %s, SENDING CANCEL REQUEST TO: %s", job.id, last_status, build_client)
chan.basic_publish(msg,exchange=pybit.exchange_name,routing_key=build_client)
else :
self.log.debug("UNFINISHED JOB ID %i, STATUS: %s, UPDATE STATUS TO 'Cancelled'", job.id, last_status)
self.db.put_job_status(job.id, "Cancelled", build_client)
return
def cancel_superceded_jobs(self, new_job) :
# check for unfinished jobs that might be cancellable
packageinstance = new_job.packageinstance
unfinished_jobs_list = self.db.get_unfinished_jobs()
chan = self.get_amqp_channel()
for unfinished_job in unfinished_jobs_list:
unfinished_job_package_name = unfinished_job.packageinstance.get_package_name()
if unfinished_job_package_name == packageinstance.get_package_name() :
if new_job.id != unfinished_job.id :
unfinished_job_package_version = unfinished_job.packageinstance.get_package_version()
command = "dpkg --compare-versions %s '<<' %s" % (packageinstance.get_package_version(), unfinished_job_package_version)
if (unfinished_job_package_version == packageinstance.get_package_version()) or (os.system (command)) :
unfinished_job_dist_id = unfinished_job.packageinstance.distribution.id
unfinished_job_arch_id = unfinished_job.packageinstance.arch.id
unfinished_job_suite_id = unfinished_job.packageinstance.suite.id
if (unfinished_job_dist_id == packageinstance.distribution.id) and (unfinished_job_arch_id == packageinstance.arch.id) and (unfinished_job_suite_id == packageinstance.suite.id) :
#check build env...
if (((unfinished_job.packageinstance.build_env is None) and (packageinstance.build_env is None)) or
(unfinished_job.packageinstance.build_env.id == packageinstance.build_env.id)):
self.process_cancel(unfinished_job, chan)
# else :
# self.log.debug("IGNORING UNFINISHED JOB (%i, %s, %s) BUILD ENV DIFFERS", unfinished_job.id, unfinished_job_package_name, unfinished_job_package_version)
# else :
# self.log.debug("IGNORING UNFINISHED JOB (%i, %s, %s) DIST/ARCH/SUITE DIFFERS", unfinished_job.id, unfinished_job_package_name, unfinished_job_package_version)
# else :
# self.log.debug("IGNORING UNFINISHED JOB (%i, %s, %s) VERSION DIFFERS", unfinished_job.id, unfinished_job_package_name, unfinished_job_package_version)
# else :
# self.log.debug("IGNORING NEW JOB (%i)", unfinished_job.id)
# else :
# self.log.debug("IGNORING UNFINISHED JOB (%i, %s)", unfinished_job.id, unfinished_job_package_name)
return
def cancel_all_builds(self):
self.log.debug("Cancelling all builds!")
# cancels all packages/jobs
unfinished_jobs_list = self.db.get_unfinished_jobs()
for unfinished_job in unfinished_jobs_list:
chan = self.get_amqp_channel()
self.process_cancel(unfinished_job, chan)
return
def cancel_package(self, package_id):
# cancels all instances of a package
package = self.db.get_package_id(package_id)
if not package.id :
response.status = "404 - no package matching package_id"
else :
unfinished_jobs_list = self.db.get_unfinished_jobs()
for unfinished_job in unfinished_jobs_list:
if (unfinished_job.packageinstance.get_package_name() == package.name) and (unfinished_job.packageinstance.get_package_version() == package.version):
chan = self.get_amqp_channel()
self.process_cancel(unfinished_job, chan)
return
def cancel_package_instance(self,job_id): #FIXME: rename...
# cancels a specific job/package instance
try:
if not job_id :
response.status = "400 - Required fields missing."
return
else :
job_to_cancel = self.db.get_job(job_id)
if not job_to_cancel :
response.status = "404 - no job matching id"
else :
chan = self.get_amqp_channel()
self.process_cancel(job_to_cancel, chan)
except Exception as e:
raise Exception('Error parsing job information: ' + str(e))
response.status = "500 - Error parsing job information"
return
return
def buildd_command_queue_exists(self, build_client):
try:
self.log.debug("Checking if queue exists: %s", build_client)
chan = self.get_amqp_channel()
chan.queue_declare(queue=build_client, passive=True, durable=True,
exclusive=False, auto_delete=False,)
return False
except amqp.AMQPChannelException as e:
if e.amqp_reply_code == 405:
print("405 from buildd_command_queue_exists. Returning True.")
return True # Locked i.e. exists
elif e.amqp_reply_code == 404:
print("404 from buildd_command_queue_exists. Returning False.")
return False # doesnt exist
else:
return False
except Exception as e:
print(("Error in buildd_command_queue_exists. Returning False." + str(e)))
return False; # Error
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