mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-19 08:11:16 +00:00
87 lines
3 KiB
Python
87 lines
3 KiB
Python
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#!/usr/bin/env python3
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import argparse
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import os
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import subprocess
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from collections import namedtuple
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import xml.etree.ElementTree as ET
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# Disallow git prompting for a username/password
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os.environ['GIT_TERMINAL_PROMPT'] = '0'
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def git(*args, repository_path='.'):
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return subprocess.check_output(["git"] + list(args), cwd=repository_path).decode()
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class Manifest(object):
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'''
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Parse and store the content of a manifest file
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'''
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remotes = {}
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projects = {}
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default_remote = 'origin'
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default_revision = 'refs/heads/master'
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def __init__(self, manifest_path):
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self.manifest_path = manifest_path
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def parse(self):
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try:
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tree = ET.parse(self.manifest_path)
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except Exception as ex:
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raise Exception("Error loading manifest %s in file %s" % (self.manifest_path, ex))
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root = tree.getroot()
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for child in root:
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if child.tag == 'remote':
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self.remotes[child.attrib['name']] = child.attrib['fetch']
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if child.tag == 'default':
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self.default_remote = child.attrib['remote'] or self.default_remote
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self.default_revision = child.attrib['revision'] or self.default_revision
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if child.tag == 'project':
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project = namedtuple('Project', ['name', 'remote',
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'revision', 'fetch_uri'])
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project.name = child.attrib['name']
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if project.name.endswith('.git'):
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project.name = project.name[:-4]
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project.remote = child.attrib.get('remote') or self.default_remote
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project.revision = child.attrib.get('revision') or self.default_revision
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project.fetch_uri = self.remotes[project.remote] + project.name + '.git'
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self.projects[project.name] = project
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def find_project(self, name):
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try:
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return self.projects[name]
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except KeyError as ex:
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raise Exception("Could not find project %s in manifest %s" % (name, self.manifest_path))
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def get_fetch_uri(self, project, remote):
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fetch = self.remotes[remote]
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return fetch + project.name + '.git'
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if __name__ == "__main__":
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parser = argparse.ArgumentParser()
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parser.add_argument("--project", action="store", type=str)
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parser.add_argument("--destination", action="store", type=str, default='.')
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parser.add_argument("--manifest", action="store", type=str)
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options = parser.parse_args()
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if not options.project:
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raise ValueError("--project argument not provided")
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if not options.manifest:
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raise ValueError("--manifest argument not provided")
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manifest = Manifest(options.manifest)
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manifest.parse()
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project = manifest.find_project(options.project)
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dest = options.destination
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if dest == '.':
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dest = os.path.join (os.getcwd(), project.name)
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git('clone', project.fetch_uri, dest)
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git('checkout', '--detach', project.revision, repository_path=dest)
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