252 lines
7.8 KiB
Python
Executable File
252 lines
7.8 KiB
Python
Executable File
#!/usr/bin/env python
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# Copyright 2011 OpenStack, LLC.
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import commands
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import optparse
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import os
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import sys
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VERBOSE = False
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def set_hooks_commit_msg(hostname="review.openstack.org"):
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top_dir = commands.getoutput('git rev-parse --show-toplevel')
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target_file = os.path.join(top_dir, ".git/hooks/commit-msg")
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source_location = "https://%s/tools/hooks/commit-msg" % hostname
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if os.path.exists(target_file) and os.access(target_file, os.X_OK):
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return
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if not os.path.exists(target_file):
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import urllib
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if VERBOSE:
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print "Fetching source_location: ", source_location
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commit_msg = urllib.urlretrieve(source_location, target_file)
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if not os.access(target_file, os.X_OK):
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os.chmod(target_file, os.path.stat.S_IREAD | os.path.stat.S_IEXEC)
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commands.getoutput("GIT_EDITOR=true git commit --amend")
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def add_remote(username, hostname, port, project):
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""" Returns the remote host that was found """
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if username is None:
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username = os.getenv("USERNAME")
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if port is None:
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port = 29418
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remote_url = "ssh://%s@%s:%s/%s.git" % (username, hostname, port, project)
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print "No remote set, testing %s" % remote_url
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ssh_cmd = "ssh -p%s -o StrictHostKeyChecking=no %s@%s gerrit ls-projects"
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cmd = ssh_cmd % (port, username, hostname)
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(status, ssh_outout) = commands.getstatusoutput(cmd)
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if status == 0:
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print "%s@%s:%s worked." % (username, hostname, port)
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print "Creating a git remote called gerrit that maps to:"
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print "\t%s" % remote_url
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cmd = "git remote add -f gerrit %s" % remote_url
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(status, remote_output) = commands.getstatusoutput(cmd)
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if status != 0:
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raise Exception("Error running %s" % cmd)
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def split_hostname(hostname):
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from urlparse import urlparse
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parsed_url = urlparse(fetch_url)
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username = None
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hostname = parsed_url.netloc
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port = 22
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if "@" in hostname:
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(username, hostname) = hostname.split("@")
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if ":" in hostname:
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(hostname, port) = hostname.split(":")
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# Is origin an ssh location? Let's pull more info
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if parsed_url.scheme == "ssh":
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return (username, hostname, port)
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else:
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return (None, hostname, None)
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def map_known_locations(hostname, team, project):
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# Assume that if we don't know about it, it's a proper gerrit location
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if VERBOSE:
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print "Mapping %s, %s, %s to a gerrit" % (hostname, team, project)
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openstack_projects = ["nova", "swift", "glance", "keystone", "quantum",
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"openstack-dashboard"]
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if hostname == "github.com":
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# Welp, OBVIOUSLY _this_ isn't a gerrit
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if team is not None and team == "openstack" or \
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project in openstack_projects:
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return ("review.openstack.org", "openstack/%s" % project)
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else:
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raise Exception("No possible way to guess given the input")
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return hostname
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def check_remote():
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if "gerrit" in commands.getoutput("git remote").split("\n"):
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for remote in commands.getoutput("git branch -a").split("\n"):
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if remote.strip() == "remotes/gerrit/master":
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return
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# We have the remote, but aren't set up to fetch. Fix it
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if VERBOSE:
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print "Setting up gerrit branch tracking for better rebasing"
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commands.getoutput("git remote update gerrit")
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return
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fetch_url = ""
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for line in commands.getoutput("git remote show -n origin").split("\n"):
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if line.strip().startswith("Fetch URL"):
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fetch_url = ":".join(line.split(":")[1:]).strip()
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project_name = fetch_url.split("/")[-1]
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if project_name.endswith(".git"):
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project_name = project_name[:-4]
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hostname = None
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team = None
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username = None
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port = None
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# Special-case git@github urls - the rest can be parsed with urlparse
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if fetch_url.startswith("git@github.com"):
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hostname = "github.com"
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team = fetch_url.split(":")[1].split("/")[0]
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else:
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(username, hostname, port) = split_hostname(fetch_url)
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#try:
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(hostname, project) = map_known_locations(hostname, team, project_name)
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add_remote(username, hostname, port, project)
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#except:
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# print sys.exc_info()[2]
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# print "We don't know where your gerrit is. Please manually create "
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# print "a remote named gerrit and try again."
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# sys.exit(1)
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return hostname
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def rebase_changes(branch):
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cmd = "GIT_EDITOR=true git rebase -i gerrit/%s" % branch
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(status, output) = commands.getstatusoutput(cmd)
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if status != 0:
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print "Couldn't run %s" % cmd
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print output
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sys.exit(1)
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def assert_diverge(branch):
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cmd = "git diff gerrit/%s..HEAD" % branch
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(status, output) = commands.getstatusoutput(cmd)
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if len(output) == 0:
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print "No changes between HEAD and gerrit/%s." % branch
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print "Submitting for review would be pointless."
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sys.exit(1)
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if status != 0:
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print "Had trouble running %s" % cmd
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sys.exit(1)
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def get_topic():
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import re
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log_output = commands.getoutput("git show --format='%s %b'")
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bug_re = r'\b([Bb]ug|[Ll][Pp])\s*[#:]?\s*(\d+)'
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match = re.search(bug_re, log_output)
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if match is not None:
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return match.group(2)
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bp_re = r'\b([Bb]lue[Pp]rint|[Bb][Pp])\s*[#:]?\s*([0-9a-zA-Z-_]+)'
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match = re.search(bp_re, log_output)
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if match is not None:
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return match.group(2)
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for branch in commands.getoutput("git branch").split("\n"):
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if branch.startswith('*'):
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return branch.split()[1].strip()
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def main():
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usage = "git review [OPTIONS] ... [BRANCH]"
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parser = optparse.OptionParser(usage=usage)
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parser.add_option("-t", "--topic", dest="topic",
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help="Topic to submit branch to")
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parser.add_option("-n", "--dry-run", dest="dry", action="store_true",
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help="Don't actually submit the branch for review")
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parser.add_option("-R", "--no-rebase", dest="rebase",
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action="store_false",
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help="Don't rebase changes before submitting.")
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parser.add_option("-v", "--verbose", dest="verbose", action="store_true",
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help="Output more information about what's going on")
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parser.set_defaults(dry=False, rebase=True, verbose=False)
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branch = "master"
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(options, args) = parser.parse_args()
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if len(args) > 0:
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branch = args[0]
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global VERBOSE
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VERBOSE = options.verbose
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topic = options.topic
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if topic is None:
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topic = get_topic()
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if VERBOSE:
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print "Found topic '%s' from parsing changes." % topic
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drier = ""
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if options.dry:
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drier = "echo -e Please use the following command " \
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"to send your commits to review:\n\n"
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# TODO: when/should we do this so that it's not slow?
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#cmd = "git fetch gerrit %s" % branch
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#(status, output) = commands.getstatusoutput(cmd)
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hostname = check_remote()
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set_hooks_commit_msg(hostname)
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if options.rebase:
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rebase_changes(branch)
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assert_diverge(branch)
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cmd = "%s git push gerrit HEAD:refs/for/%s/%s" % (drier, branch, topic)
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(status, output) = commands.getstatusoutput(cmd)
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print output
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sys.exit(status)
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if __name__ == "__main__":
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main()
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