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#!/usr/bin/python
# rpmci_srpm_builder_main.py:
# Implementation of rpm-vcs-mirror
#
# Licensed under the new-BSD license (http://www.opensource.org/licenses/bsd-license.php)
# Copyright (C) 2010 Red Hat, Inc.
# Written by Colin Walters <walters@verbum.org>
import os
import sys
import time
import shutil
import optparse
from ConfigParser import SafeConfigParser
import logging
import tempfile
import subprocess
import urllib
import glib
import gobject
import gio
from . import msgqueue
from . import subtask
from . import versioned_repos
from . import artifact
from . import spec
from . import rpmutils
from . import lame_vcs_abstraction
class SRPMBuilder(object):
def __init__(self, options, config):
self.config = config
self._options = options
mirror_dir = config.get('VCS', 'mirror_dir')
vcs_msgqueue_dir = config.get('VCS', 'msgqueue')
self._vcs_msgqueue = msgqueue.MessageQueue(vcs_msgqueue_dir)
srpm_msgqueue_dir = config.get('SRPM', 'msgqueue')
self._srpm_msgqueue = msgqueue.MessageQueue(srpm_msgqueue_dir)
self._artifactset = artifact.ArtifactSet.from_config(config)
self._target_vcs = {}
for target in self._artifactset.get_build_targets():
fedora_url = artifact.fedora_git_url_for_build_target(self.config, target)
upstream_url = artifact.upstream_vcs_url_for_build_target(self.config, target)
fedora_vcs = lame_vcs_abstraction.Vcs.new_from_spec(fedora_url)
fedora_vcs.set_directory(os.path.join(mirror_dir, urllib.quote(fedora_vcs.get_url_string(), '')))
upstream_vcs = lame_vcs_abstraction.Vcs.new_from_spec(upstream_url)
upstream_vcs.set_directory(os.path.join(mirror_dir, urllib.quote(upstream_vcs.get_url_string(), '')))
self._target_vcs[target] = (fedora_vcs, upstream_vcs)
self._srcdir = config.get('SRPM', 'srpm_dir')
if not os.path.isdir(self._srcdir):
os.makedirs(self._srcdir)
self._srcrepo = versioned_repos.VersionedRepo(self._srcdir)
def start(self):
self._vcs_msgqueue.connect(self._on_vcs_message)
def _get_base_rpmbuild_args(self, src_dirpath):
return ['--define', '_sourcedir ' + src_dirpath,
'--define', '_specdir ' + src_dirpath,
'--define', '_builddir ' + src_dirpath,
'--define', '_srcrpmdir ' + src_dirpath,
'--define', '_rpmdir ' + src_dirpath]
def _extract_specfile_from_srpm(self, srpm_path, destpath):
tmpdir = tempfile.mkdtemp('', 'extract-srpm-spec-tmp')
name = rpmutils.get_rpm_name(os.path.basename(srpm_path))
task_logpath = subtask.prepare_task_logfile('extract-srpm-%s' % (name, ))
logf = open(task_logpath, 'w')
devnull = open(os.devnull, 'w')
rpm2cpio = subprocess.Popen(['rpm2cpio', srpm_path], stdout=subprocess.PIPE,
stderr=logf)
cpio = subprocess.Popen(['cpio', '--quiet', '-i', '*.spec'], cwd=tmpdir,
stdin=rpm2cpio.stdout, stdout=devnull,
stderr=devnull)
cpio.wait()
for filename in os.listdir(tmpdir):
if filename.endswith('.spec'):
shutil.move(os.path.join(tmpdir, filename), destpath)
shutil.rmtree(tmpdir)
return True
shutil.rmtree(tmpdir)
return False
def _on_vcs_message(self, q, messages):
msg_list = list(messages)
num_msgs = len(msg_list)
logging.debug("Starting processing of %d messages" % (num_msgs, ))
updated_vcs_urls = set()
for msg in msg_list:
url = msg.payload['url']
updated_vcs_urls.add(url)
q.consume(msg)
logging.debug("Creating SRPMs for VCS urls: %r" % (updated_vcs_urls, ))
work_dir = tempfile.mkdtemp('.tmp', 'srpm-builder')
updated_srpms = set()
updated_srpm_names = set()
for url in updated_vcs_urls:
srpm = self._create_srpm_for_updated_vcs_url(work_dir, url)
updated_srpms.add(srpm)
updated_srpm_names.add(rpmutils.get_rpm_name(os.path.basename(srpm)))
commitid = self._srcrepo.commit_sync(updated_srpms)
logging.info("New repository revision %d updates SRPMs=%r" % (commitid, updated_srpm_names))
shutil.rmtree(work_dir)
self._srpm_msgqueue.append(msgqueue.Message(None, {'type': 'srpm'}, {'version': commitid}))
logging.debug("Processed %d messages successfully" % (num_msgs, ))
def _create_srpm_for_updated_vcs_url(self, work_dir, url):
is_fedora = False
target = None
valid_urls = []
for iter_target,(fedora_vcs, upstream_vcs) in self._target_vcs.iteritems():
fedora_url = fedora_vcs.get_url_string()
is_fedora = (url == fedora_url)
if not is_fedora:
upstream_url = upstream_vcs.get_url_string()
if not url == upstream_url:
valid_urls.append(upstream_url)
continue
target = iter_target
break
assert target is not None, ("Couldn't find target for url %r; valid=%r" % (url, valid_urls))
(fedora_vcs, upstream_vcs) = self._target_vcs[target]
logging.debug("Creating new SRPM for %r in %r" % (target.module, work_dir))
fedora_dir = os.path.join(work_dir, target.module)
fedora_vcs.export_directory('HEAD', fedora_dir, sys.stderr)
specname = target.module + '.spec'
target_spec_path = os.path.join(fedora_dir, specname)
target_spec_obj = spec.Spec(target_spec_path)
latest_repopath = self._srcrepo.get_latest_path()
latest_repo = self._srcrepo.get_latest_version()
orig_spec_path = None
if latest_repo:
for rpmpath in latest_repo.iter_rpms():
filename = os.path.basename(rpmpath)
assert filename.endswith('.src.rpm')
name = rpmutils.get_rpm_name(filename)
if name == target.module:
orig_spec_path = os.path.join(work_dir, specname)
if not self._extract_specfile_from_srpm(rpmpath, orig_spec_path):
raise ValueError("Failed to extract specfile from %r" % (rpmpath, ))
break
if orig_spec_path is not None:
# Okay, we have a previous build, so now we "merge" by taking everything
# from the new spec file, except we use the Version/Release from the old
# one. This is necessary to pacify RPM's insistence on globally
# ordering versions, rather than simply having repository build versions.
orig_spec_obj = spec.Spec(orig_spec_path)
orig_version = orig_spec_obj.get_key('Version')
orig_release = orig_spec_obj.get_key('Release')
logging.info("Will update %r from version=%r release=%r" % (target.module, orig_version, orig_release))
target_spec_obj.set_key('Version', orig_version)
target_spec_obj.set_key('Release', orig_release)
target_spec_obj.save()
exec_basedir = os.path.dirname(sys.argv[0])
args = [os.path.abspath(os.path.join(exec_basedir, 'rpmci-spec-vcs')),
'--vcsdir=' + upstream_vcs.get_directory(),
'set-revision', 'HEAD']
subtask.spawn_sync('rpmci-spec-vcs-%s' % (target.module, ),
args, cwd=fedora_dir)
target_spec_obj = spec.Spec(target_spec_path)
new_version = target_spec_obj.get_key('Version')
new_release = target_spec_obj.get_key('Release')
logging.info("Updated %r to version=%r release=%r" % (target.module, new_version, new_release))
args = ['rpmbuild']
args.extend(self._get_base_rpmbuild_args(fedora_dir))
args.extend(['-bs', specname])
subtask.spawn_sync('rpmbuild-srpm-%s' % (target.module, ),
args, cwd=fedora_dir)
srpm_path = None
srpm_basename = None
for filename in os.listdir(fedora_dir):
if filename.endswith('.src.rpm'):
srpm_basename = filename
srpm_path = os.path.join(fedora_dir, filename)
break
assert srpm_path is not None
return srpm_path
def main():
if hasattr('glib', 'threads_init'):
glib.threads_init()
opts = optparse.OptionParser("usage: %prog [options]")
opts.add_option('-c', '--config', dest='config', help="Path to configuration file")
opts.add_option('', '--debug', action='store_true', help="Print verbose debugging")
(options, args) = opts.parse_args()
if options.config is None:
print "Must specify --config"
sys.exit(1)
config = SafeConfigParser({'home': os.environ['HOME']})
config.read(options.config)
level = logging.DEBUG if options.debug else logging.INFO
logging.basicConfig(stream=sys.stderr, level=level)
subtask.global_configure(config)
builder = SRPMBuilder(options, config)
builder.start()
logging.info("Awaiting events")
loop = glib.MainLoop()
loop.run()
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