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#!/usr/bin/python
# Copyright 2012 Red Hat Inc.
# Author(s): Josh Boyer <jwboyer@redhat.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; version 2 of the License.
# See http://www.gnu.org/copyleft/gpl.html for the full text of the license.
import sys
import ConfigParser
import argparse
import rpmUtils.miscutils
import koji
import os
from functools import cmp_to_key
import cPickle
import urlgrabber.grabber as grabber
import urlgrabber.progress as progress
import shutil
# This is pretty hacky. It's only in place so I can use the koji session code
# drop-in. Sigh.
class Options:
debug = True
server = None
weburl = None
pkgurl = None
topdir = None
cert = None
ca = None
serverca = None
authtype = None
noauth = None
user = None
runas = None
bisect_log_file = None
def get_options():
global options
# load local config
defaults = {
'server' : 'http://localhost/kojihub',
'weburl' : 'http://localhost/koji',
'pkgurl' : 'http://localhost/packages',
'topdir' : '/mnt/koji',
'max_retries' : None,
'retry_interval': None,
'anon_retry' : None,
'offline_retry' : None,
'offline_retry_interval' : None,
'poll_interval': 5,
'cert': '~/.koji/client.crt',
'ca': '~/.koji/clientca.crt',
'serverca': '~/.koji/serverca.crt',
'authtype': None
}
# grab settings from /etc/koji.conf first, and allow them to be
# overridden by user config
progname = 'koji'
for configFile in ('/etc/koji.conf',):
if os.access(configFile, os.F_OK):
f = open(configFile)
config = ConfigParser.ConfigParser()
config.readfp(f)
f.close()
if config.has_section(progname):
for name, value in config.items(progname):
#note the defaults dictionary also serves to indicate which
#options *can* be set via the config file. Such options should
#not have a default value set in the option parser.
if defaults.has_key(name):
if name in ('anon_retry', 'offline_retry'):
defaults[name] = config.getboolean(progname, name)
elif name in ('max_retries', 'retry_interval',
'offline_retry_interval', 'poll_interval'):
try:
defaults[name] = int(value)
except ValueError:
parser.error("value for %s config option must be a valid integer" % name)
assert False
else:
defaults[name] = value
for name, value in defaults.iteritems():
if getattr(options, name, None) is None:
# print '%s' % getattr(options, name, None)
setattr(options, name, value)
# print '%s' % getattr(options, name, None)
dir_opts = ('topdir', 'cert', 'ca', 'serverca')
for name in dir_opts:
# expand paths here, so we don't have to worry about it later
value = os.path.expanduser(getattr(options, name))
setattr(options, name, value)
#honor topdir
if options.topdir:
koji.BASEDIR = options.topdir
koji.pathinfo.topdir = options.topdir
return options
def ensure_connection(session):
try:
ret = session.getAPIVersion()
except xmlrpclib.ProtocolError:
error(_("Error: Unable to connect to server"))
if ret != koji.API_VERSION:
warn(_("WARNING: The server is at API version %d and the client is at %d" % (ret, koji.API_VERSION)))
def activate_session(session):
"""Test and login the session is applicable"""
global options
if options.authtype == "noauth" or options.noauth:
#skip authentication
pass
elif options.authtype == "ssl" or os.path.isfile(options.cert) and options.authtype is None:
# authenticate using SSL client cert
session.ssl_login(options.cert, options.ca, options.serverca, proxyuser=options.runas)
elif options.authtype == "password" or options.user and options.authtype is None:
# authenticate using user/password
session.login()
if not options.noauth and options.authtype != "noauth" and not session.logged_in:
error(_("Unable to log in, no authentication methods available"))
ensure_connection(session)
if options.debug:
print "successfully connected to hub"
# This is copied almost directly from koji. Sigh again.
def download_build(session, build, arch):
activate_session(session)
info = session.getBuild(build)
if info is None:
print "No such build: %s" % build
print "Email Josh because he messed up somewhere."
sys.exit(1)
rpms = session.listRPMs(buildID=info['id'], arches=arch)
if not rpms:
print "No packages available for %s" % koji.buildLabel(info)
sys.exit(1)
urls = []
for rpm in rpms:
# Skip debuginfo because it's huge
if koji.is_debuginfo(rpm['name']):
continue
fname = koji.pathinfo.rpm(rpm)
url = '%s/%s/%s/%s/%s' % (options.pkgurl, info['name'], info['version'], info['release'], fname)
urls.append((url, 'downloads/%s/%s' % (build,os.path.basename(fname))))
pg = progress.TextMeter()
for url, relpath in urls:
file = grabber.urlopen(url, progress_obj=pg, text=relpath)
if '/' in relpath:
koji.ensuredir(os.path.dirname(relpath))
out = os.open(relpath, os.O_WRONLY|os.O_CREAT|os.O_TRUNC, 0666)
try:
while 1:
buf = file.read(4096)
if not buf:
break
os.write(out, buf)
finally:
os.close(out)
file.close()
# Everything above this line is all koji session bullshit that we shouldn't
# have to copy, but do because koji doesn't put it in a damn module somewhere
# ANGRY CODING
def sort_builds(builds):
build_tuples=[]
pkg = builds[0]['package_name']
# compareEVR takes tuples consisting of epoch, version, release
# we need to split the 'nvr' string we got from koji up into that
# so we can get it sorted in RPM order
for build in builds:
bld = build['nvr'].split('-')
bld.insert(1,build['epoch'])
build_tuples.append(tuple(bld[1:]))
build_list = sorted(build_tuples, key=cmp_to_key(rpmUtils.miscutils.compareEVR))
# reassemble the builds now. Because sigh.
nvr_list = []
for build in build_list:
nvr_list.append(pkg + '-' + build[1] + '-' + build[2])
return nvr_list
def filter_dist(builds, dist):
dist_builds = []
for build in builds:
if build['nvr'].endswith(args.dist):
dist_builds.append(build)
return dist_builds
def get_args():
parser = argparse.ArgumentParser(description='Bisect koji builds')
parser.add_argument('--good', action='store', help='good kernel NVR')
parser.add_argument('--bad', action='store', help='bad kernel NVR')
parser.add_argument('--list', action='store_true', help='list of builds remaining')
parser.add_argument('--dist', action='store', help='disttag of specific release')
parser.add_argument('--arch', action='store', help='architecture to work with')
parser.add_argument('--start', action='store_true', help='start bisecting')
parser.add_argument('--reset', action='store_true', help='cancel bisecting')
return parser.parse_args()
def list_builds(bisect_data):
for build in bisect_data['builds_left']:
if build == bisect_data['good']:
print build + ' good build'
elif build == bisect_data['bad']:
print build + ' bad build'
elif build == bisect_data['current']:
print build + ' current build'
else:
print build
def bisect_log(string):
global bisect_log_file
if bisect_log_file == None:
try:
bisect_log_file = open('.koji-bisect.log', 'a+')
except:
print "Wtf. No log. Weird."
sys.exit(1)
bisect_log_file.write(string + "\n")
bisect_log_file.flush()
def bisect_save(data):
dfile = open('.koji-bisect.data', 'w')
cPickle.dump(data, dfile)
dfile.flush()
dfile.close()
if data['good']:
bisect_log("Good build %s" % data['good'])
if data['bad']:
bisect_log("Bad build %s" % data['bad'])
if data['current']:
bisect_log("Current build %s" % data['current'])
if data['builds_left']:
bisect_log("Builds left:")
for build in data['builds_left']:
bisect_log(build)
def bisect_load():
bisect_data_def = { 'good': None,
'bad': None,
'current' : None,
'arch' : None,
'builds_left': None }
bisect_data = bisect_data_def
try:
dfile = open('.koji-bisect.data', 'r')
except:
return bisect_data
try:
bisect_data = cPickle.load(dfile)
except:
bisect_data = bisect_data_def
dfile.close()
return bisect_data
def mark_build(build_list, build, goodbad):
try:
i = build_list.index(build)
print "Marking %s as %s" % (build_list[i], goodbad)
bisect_log("Marking %s as %s" % (build_list[i], goodbad))
return build
except ValueError:
raise
if __name__ == "__main__":
global options
options = Options()
options = get_options()
args = get_args()
if args.reset:
if args.start or args.good or args.bad:
print "Can't reset and specify something else too"
sys.exit(1)
# Clear out the files. We dont' care if they didn't exist
try:
os.remove('.koji-bisect.log')
except:
pass
try:
os.remove('.koji-bisect.data')
except:
pass
# remove any existing downloads
shutil.rmtree('downloads', ignore_errors=True)
sys.exit(0)
bisect_data = bisect_load()
session = koji.ClientSession(options.server)
if bisect_data['builds_left'] == None:
activate_session(session)
all_builds = session.listBuilds(packageID=8, state=1)
builds = all_builds
if args.dist:
builds = filter_dist(builds, args.dist)
build_list = sort_builds(builds)
builds_left = build_list
bisect_data['builds_left'] = builds_left
if args.start:
if os.path.exists('.koji-bisect.log') or os.path.exists('.koji-bisect.data'):
print "Koji-bisect already in progress. Please reset with --reset"
sys.exit(1)
else:
bisect_log_file = open('.koji-bisect.log', 'w')
bisect_data_file = open('.koji-bisect.data', 'w')
bisect_log_file.close()
bisect_log_file = None
bisect_data_file.close()
bisect_data_file = None
if not bisect_data['arch']:
if args.arch:
bisect_data['arch'] = args.arch
else:
bisect_data['arch'] = os.uname()[4]
if not args.good and not args.bad:
if args.list:
list_builds(bisect_data)
bisect_save(bisect_data)
sys.exit(0)
else:
print "Must have a good or bad index"
bisect_save(bisect_data)
sys.exit(1)
build_list = bisect_data['builds_left']
if args.good:
try:
bisect_data['good'] = mark_build(build_list, args.good, "good")
except ValueError:
print "Invalid build %s. Please pick from list:" % args.good
list_builds(bisect_data)
sys.exit(1)
if args.bad:
try:
bisect_data['bad'] = mark_build(build_list, args.bad, "bad")
except ValueError:
print "Invalid build %s. Please pick from list:" % args.bad
list_builds(bisect_data)
sys.exit(1)
if bisect_data['good'] and bisect_data['bad']:
builds_left = bisect_data['builds_left']
good = builds_left.index(bisect_data['good'])
bad = builds_left.index(bisect_data['bad'])
if good < bad:
if len(build_list) == bad:
builds_left = build_list[good:]
else:
builds_left = build_list[good:bad+1]
elif good == bad:
print "Shit yo, is %s bad or good ?!" % build_list[good]
else:
if len(build_list) == good:
builds_left = build_list[bad:]
else:
builds_left = build_list[bad:good+1]
bisect_data['builds_left'] = builds_left
current = builds_left[len(builds_left)/2]
if current == bisect_data['current']:
print "Build %s is the first bad build" % bisect_data['bad']
bisect_save(bisect_data)
sys.exit(0)
else:
bisect_data['current'] = current
os.makedirs('downloads/%s' % bisect_data['current'])
download_build(session, bisect_data['current'], bisect_data['arch'])
print "-------------------------------------------------------"
print "%s is now available for install." % bisect_data['current']
bisect_save(bisect_data)
if args.list:
list_builds(bisect_data)
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