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#!/usr/bin/env python3
# Import a layer into the database
#
# Copyright (C) 2016 Intel Corporation
# Author: Paul Eggleton <paul.eggleton@linux.intel.com>
#
# Licensed under the MIT license, see COPYING.MIT for details
import sys
import os.path
sys.path.insert(0, os.path.realpath(os.path.join(os.path.dirname(__file__), '..')))
import optparse
import re
import glob
import utils
import logging
import subprocess
from layerconfparse import LayerConfParse
class DryRunRollbackException(Exception):
pass
logger = utils.logger_create('LayerIndexImport')
link_re = re.compile(r'\[(http.*) +link\]')
def set_vcs_fields(layer, repoval):
layer.vcs_url = repoval
if repoval.startswith('git://git.openembedded.org/'):
reponame = re.sub('^.*/', '', repoval)
layer.vcs_web_url = 'http://cgit.openembedded.org/cgit.cgi/' + reponame
layer.vcs_web_tree_base_url = 'http://cgit.openembedded.org/cgit.cgi/' + reponame + '/tree/%path%?h=%branch%'
layer.vcs_web_file_base_url = 'http://cgit.openembedded.org/cgit.cgi/' + reponame + '/tree/%path%?h=%branch%'
elif 'git.yoctoproject.org/' in repoval:
reponame = re.sub('^.*/', '', repoval)
layer.vcs_web_url = 'http://git.yoctoproject.org/cgit/cgit.cgi/' + reponame
layer.vcs_web_tree_base_url = 'http://git.yoctoproject.org/cgit/cgit.cgi/' + reponame + '/tree/%path%?h=%branch%'
layer.vcs_web_file_base_url = 'http://git.yoctoproject.org/cgit/cgit.cgi/' + reponame + '/tree/%path%?h=%branch%'
elif 'github.com/' in repoval:
reponame = re.sub('^.*github.com/', '', repoval)
reponame = re.sub('.git$', '', reponame)
layer.vcs_web_url = 'http://github.com/' + reponame
layer.vcs_web_tree_base_url = 'http://github.com/' + reponame + '/tree/%branch%/'
layer.vcs_web_file_base_url = 'http://github.com/' + reponame + '/blob/%branch%/'
elif 'gitorious.org/' in repoval:
reponame = re.sub('^.*gitorious.org/', '', repoval)
reponame = re.sub('.git$', '', reponame)
layer.vcs_web_url = 'http://gitorious.org/' + reponame
layer.vcs_web_tree_base_url = 'http://gitorious.org/' + reponame + '/trees/%branch%/'
layer.vcs_web_file_base_url = 'http://gitorious.org/' + reponame + '/blobs/%branch%/'
elif 'bitbucket.org/' in repoval:
reponame = re.sub('^.*bitbucket.org/', '', repoval)
reponame = re.sub('.git$', '', reponame)
layer.vcs_web_url = 'http://bitbucket.org/' + reponame
layer.vcs_web_tree_base_url = 'http://bitbucket.org/' + reponame + '/src/%branch%/%path%?at=%branch%'
layer.vcs_web_file_base_url = 'http://bitbucket.org/' + reponame + '/src/%branch%/%path%?at=%branch%'
def readme_extract(readmefn):
maintainer_re = re.compile('maintaine[r(s)ed by]*[:\n\r]', re.IGNORECASE)
deps_re = re.compile('depend[sencies upon]*[:\n\r]', re.IGNORECASE)
maintlines = []
deps = []
desc = ''
maint_mode = False
blank_seen = False
deps_mode = False
desc_mode = True
with open(readmefn, 'r') as f:
for line in f.readlines():
if deps_mode:
if maintainer_re.search(line):
deps_mode = False
else:
if ':' in line:
blank_seen = False
if line.startswith('URI:'):
deps.append(line.split(':', 1)[-1].strip())
if line.startswith('layers:'):
deps[len(deps)-1] = (deps[len(deps)-1], line.split(':', 1)[-1].strip())
elif not (line.startswith('====') or line.startswith('----')):
if blank_seen:
deps_mode = False
else:
blank_seen = True
continue
if maint_mode:
line = line.strip()
if line and '@' in line or ' at ' in line:
maintlines.append(line)
elif not (line.startswith('====') or line.startswith('----')):
if maintlines or blank_seen:
maint_mode = False
else:
blank_seen = True
elif maintainer_re.search(line):
desc_mode = False
maint_mode = True
blank_seen = False
if ':' in line:
line = line.rsplit(":", 1)[-1].strip()
if line:
maintlines.append(line)
elif deps_re.search(line):
desc_mode = False
deps_mode = True
blank_seen = False
elif desc_mode:
if not line.strip():
if blank_seen:
desc_mode = False
blank_seen = True
elif line.startswith('====') or line.startswith('----'):
# Assume we just got the title, we don't need that
desc = ''
else:
desc += line
maintainers = []
for line in maintlines:
for maint in line.split(','):
if '@' in maint or ' at ' in maint and not 'yyyyyy@zzzzz.com' in maint:
maintainers.append(maint.strip())
return desc, maintainers, deps
def maintainers_extract(maintfn):
maintainers = []
with open(maintfn, 'r') as f:
for line in f.readlines():
if line.startswith('M:'):
line = line.split(':', 1)[-1].strip()
if line and '@' in line or ' at ' in line:
maintainers.append(line)
return list(set(maintainers))
def get_github_layerinfo(layer_url, username = None, password = None):
import http.client
import json
from layerindex.models import LayerMaintainer
def github_api_call(path):
conn = http.client.HTTPSConnection('api.github.com')
headers = {"User-Agent": "test_github.py"}
if username:
import base64
auth = base64.encodestring('%s:%s' % (username, password)).replace('\n', '')
headers['Authorization'] = "Basic %s" % auth
conn.request("GET", path, headers=headers)
resp = conn.getresponse()
return resp
json_data = None
owner_json_data = None
if layer_url.endswith('.git'):
layer_url = layer_url[:-4]
resp = github_api_call('/repos/%s' % layer_url.split('github.com/')[-1].rstrip('/'))
if resp.status in [200, 302]:
data = resp.read().decode('utf-8')
json_data = json.loads(data)
#headers = dict((key, value) for key, value in resp.getheaders())
#print(headers)
owner_resp = github_api_call(json_data['owner']['url'].split('api.github.com')[-1])
if resp.status in [200, 302]:
owner_data = owner_resp.read().decode('utf-8')
owner_json_data = json.loads(owner_data)
else:
logger.error('HTTP status %s reading owner info from github API: %s' % (resp.status, resp.read().decode('utf-8')))
else:
logger.error('HTTP status %s reading repo info from github API: %s' % (resp.status, resp.read().decode('utf-8')))
return (json_data, owner_json_data)
def main():
valid_layer_name = re.compile('[-\w]+$')
parser = optparse.OptionParser(
usage = """
%prog [options] <url> [name]""")
parser.add_option("-s", "--subdir",
help = "Specify subdirectory",
action="store", dest="subdir")
parser.add_option("-n", "--dry-run",
help = "Don't write any data back to the database",
action="store_true", dest="dryrun")
parser.add_option("-d", "--debug",
help = "Enable debug output",
action="store_const", const=logging.DEBUG, dest="loglevel", default=logging.INFO)
parser.add_option("", "--github-auth",
help = "Specify github username:password",
action="store", dest="github_auth")
parser.add_option("-q", "--quiet",
help = "Hide all output except error messages",
action="store_const", const=logging.ERROR, dest="loglevel")
parser.add_option("-a", "--actual-branch",
help = "Set actual branch",
action="store", dest="actual_branch")
options, args = parser.parse_args(sys.argv)
if len(args) < 2:
print("Please specify URL of repository for layer")
sys.exit(1)
layer_url = args[1]
if len(args) > 2:
layer_name = args[2]
else:
if options.subdir:
layer_name = options.subdir
else:
layer_name = [x for x in layer_url.split('/') if x][-1]
if layer_name.endswith('.git'):
layer_name = layer_name[:-4]
if not valid_layer_name.match(layer_name):
logger.error('Invalid layer name "%s" - Layer name can only include letters, numbers and dashes.', layer_name)
sys.exit(1)
if options.github_auth:
if not ':' in options.github_auth:
logger.error('--github-auth value must be specified as username:password')
sys.exit(1)
splitval = options.github_auth.split(':')
github_login = splitval[0]
github_password = splitval[1]
else:
github_login = None
github_password = None
utils.setup_django()
import settings
from layerindex.models import LayerItem, LayerBranch, LayerDependency, LayerMaintainer
from django.db import transaction
logger.setLevel(options.loglevel)
fetchdir = settings.LAYER_FETCH_DIR
if not fetchdir:
logger.error("Please set LAYER_FETCH_DIR in settings.py")
sys.exit(1)
if not os.path.exists(fetchdir):
os.makedirs(fetchdir)
master_branch = utils.get_branch('master')
core_layer = None
try:
with transaction.atomic():
# Fetch layer
logger.info('Fetching repository %s' % layer_url)
layer = LayerItem()
layer.name = layer_name
layer.status = 'P'
layer.layer_type = 'M'
layer.summary = 'tempvalue'
layer.description = layer.summary
set_vcs_fields(layer, layer_url)
urldir = layer.get_fetch_dir()
repodir = os.path.join(fetchdir, urldir)
out = None
try:
if not os.path.exists(repodir):
out = utils.runcmd("git clone %s %s" % (layer.vcs_url, urldir), fetchdir, logger=logger)
else:
out = utils.runcmd("git fetch", repodir, logger=logger)
except Exception as e:
logger.error("Fetch failed: %s" % str(e))
sys.exit(1)
actual_branch = 'master'
if (options.actual_branch):
actual_branch = options.actual_branch
try:
out = utils.runcmd("git checkout origin/%s" % actual_branch, repodir, logger=logger)
except subprocess.CalledProcessError:
actual_branch = None
branches = utils.runcmd("git branch -r", repodir, logger=logger)
for line in branches.splitlines():
if 'origin/HEAD ->' in line:
actual_branch = line.split('-> origin/')[-1]
break
if not actual_branch:
logger.error("Repository has no master branch nor origin/HEAD")
sys.exit(1)
out = utils.runcmd("git checkout origin/%s" % actual_branch, repodir, logger=logger)
layer_paths = []
if options.subdir:
layerdir = os.path.join(repodir, options.subdir)
if not os.path.exists(layerdir):
logger.error("Subdirectory %s does not exist in repository for master branch" % options.subdir)
sys.exit(1)
if not os.path.exists(os.path.join(layerdir, 'conf/layer.conf')):
logger.error("conf/layer.conf not found in subdirectory %s" % options.subdir)
sys.exit(1)
layer_paths.append(layerdir)
else:
if os.path.exists(os.path.join(repodir, 'conf/layer.conf')):
layer_paths.append(repodir)
# Find subdirs with a conf/layer.conf
for subdir in os.listdir(repodir):
subdir_path = os.path.join(repodir, subdir)
if os.path.isdir(subdir_path):
if os.path.exists(os.path.join(subdir_path, 'conf/layer.conf')):
layer_paths.append(subdir_path)
if not layer_paths:
logger.error("conf/layer.conf not found in repository or first level subdirectories - is subdirectory set correctly?")
sys.exit(1)
if 'github.com' in layer.vcs_url:
json_data, owner_json_data = get_github_layerinfo(layer.vcs_url, github_login, github_password)
for layerdir in layer_paths:
layer.pk = None
if layerdir != repodir:
subdir = os.path.relpath(layerdir, repodir)
if len(layer_paths) > 1:
layer.name = subdir
else:
subdir = ''
if LayerItem.objects.filter(name=layer.name).exists():
if LayerItem.objects.filter(name=layer.name).exclude(vcs_url=layer.vcs_url).exists():
conflict_list = LayerItem.objects.filter(name=layer.name).exclude(vcs_url=layer.vcs_url)
conflict_list_urls = []
for conflict in conflict_list:
conflict_list_urls.append(conflict.vcs_url)
cln = ', '.join(conflict_list_urls)
logger.error('A layer named "%s" already exists in the database. Possible name collision with %s.vcs_url = %s' % (layer.name, layer.name, cln))
sys.exit(1)
else:
logger.info('The layer named "%s" already exists in the database. Skipping this layer with same vcs_url' % layer.name)
layer_paths = [x for x in layer_paths if x != layerdir]
continue
logger.info('Creating layer %s' % layer.name)
# Guess layer type
if glob.glob(os.path.join(layerdir, 'conf/distro/*.conf')):
layer.layer_type = 'D'
elif glob.glob(os.path.join(layerdir, 'conf/machine/*.conf')):
layer.layer_type = 'B'
layer.save()
layerbranch = LayerBranch()
layerbranch.layer = layer
layerbranch.branch = master_branch
if layerdir != repodir:
layerbranch.vcs_subdir = subdir
if actual_branch:
layerbranch.actual_branch = actual_branch
layerbranch.save()
if layer.name != settings.CORE_LAYER_NAME:
if not core_layer:
core_layer = utils.get_layer(settings.CORE_LAYER_NAME)
if core_layer:
logger.debug('Adding dep %s to %s' % (core_layer.name, layer.name))
layerdep = LayerDependency()
layerdep.layerbranch = layerbranch
layerdep.dependency = core_layer
layerdep.save()
try:
layerconfparser = LayerConfParse(logger=logger)
config_data = layerconfparser.parse_layer(layerbranch, layerdir)
finally:
layerconfparser.shutdown()
if config_data:
utils.add_dependencies(layerbranch, config_data, logger=logger)
utils.add_recommends(layerbranch, config_data, logger=logger)
# Get some extra meta-information
readme_files = glob.glob(os.path.join(layerdir, 'README*'))
if (not readme_files) and subdir:
readme_files = glob.glob(os.path.join(repodir, 'README*'))
maintainer_files = glob.glob(os.path.join(layerdir, 'MAINTAINERS'))
if (not maintainer_files) and subdir:
maintainer_files = glob.glob(os.path.join(repodir, 'MAINTAINERS'))
maintainers = []
if readme_files:
(desc, maintainers, deps) = readme_extract(readme_files[0])
if desc:
layer.summary = layer.name
layer.description = desc
if maintainer_files:
maintainers.extend(maintainers_extract(readme_files[0]))
if (not maintainers) and 'github.com' in layer.vcs_url:
if json_data:
layer.summary = json_data['description']
layer.description = layer.summary
if owner_json_data:
owner_name = owner_json_data.get('name', None)
owner_email = owner_json_data.get('email', None)
if owner_name and owner_email:
maintainers.append('%s <%s>' % (owner_name, owner_email))
if layer.name == 'openembedded-core':
layer.summary = 'Core metadata'
layer.layer_type = 'A'
elif layer.name == 'meta-oe':
layer.summary = 'Additional shared OE metadata'
layer.description = layer.summary
layer.layer_type = 'A'
if maintainers:
maint_re = re.compile(r'^"?([^"@$<>]+)"? *<([^<> ]+)>[ -]*(.+)?$')
for maintentry in maintainers:
res = maint_re.match(maintentry)
if res:
maintainer = LayerMaintainer()
maintainer.layerbranch = layerbranch
maintainer.name = res.group(1).strip()
maintainer.email = res.group(2)
if res.group(3):
maintainer.responsibility = res.group(3).strip()
maintainer.save()
layer.save()
if not layer_paths:
logger.error('No layers added.')
sys.exit(1);
if options.dryrun:
raise DryRunRollbackException()
except DryRunRollbackException:
pass
sys.exit(0)
if __name__ == "__main__":
main()
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