def create_commit(apiurl, tree_sha1, revision, parents):
"""Create a git commit from a tree object and a build service revision."""
cmd = [opt_git, 'commit-tree', tree_sha1]
for commit_sha1 in parents:
cmd.extend(['-p', commit_sha1])
try:
user = revision['user']
except KeyError:
user = '******'
if user == '_service':
user = '******'
encoding = getpreferredencoding()
name, email = map_login_to_user(apiurl, user)
time = revision['time']
environ['GIT_AUTHOR_NAME'] = name.encode(encoding)
environ['GIT_COMMITTER_NAME'] = name.encode(encoding)
environ['GIT_AUTHOR_EMAIL'] = email.encode(encoding)
environ['GIT_COMMITTER_EMAIL'] = email.encode(encoding)
environ['GIT_AUTHOR_DATE'] = time
environ['GIT_COMMITTER_DATE'] = time
proc = subprocess.Popen(cmd, stdin=PIPE, stdout=PIPE)
if 'comment' in revision:
proc.stdin.write(revision['comment'])
proc.stdin.close()
commit_sha1 = proc.stdout.read().rstrip('\n')
check_proc(proc, cmd)
return commit_sha1
def fetch_new_file(apiurl, project, package, srcmd5, name, md5):
"""Fetch a file.
https://api.opensuse.org/source/PROJECT/PACKAGE/FILE&rev=REV
"""
query = 'rev=' + srcmd5
url = osc.core.makeurl(apiurl,
['source', project, package, name],
query=query)
if opt_verbose:
print "-- GET " + url
file = osc.core.http_GET(url)
cmd = [opt_git, 'hash-object', '-w', '--stdin']
proc = subprocess.Popen(cmd, stdin=PIPE, stdout=PIPE)
hasher = hashlib.md5()
while True:
data = file.read(16384)
if len(data) == 0:
break
proc.stdin.write(data)
hasher.update(data)
if hasher.hexdigest() != md5:
proc.kill()
raise IOError('MD5 checksum mismatch')
proc.stdin.close()
sha1 = proc.stdout.read().rstrip('\n')
check_proc(proc, cmd)
return sha1
def git_get_commit(sha1):
info = {}
cmd = [opt_git, 'cat-file', 'commit', sha1]
proc = subprocess.Popen(cmd, stdout=PIPE)
while True:
line = proc.stdout.readline()
if line == '':
break
elif line == '\n':
info['message'] = proc.stdout.read().rstrip('\n')
break
else:
token, value = line.rstrip('\n').split(' ', 1)
if token == 'tree':
if token in info:
raise IOError("Commit %s: parse error in headers" % sha1)
info[token] = value
elif token == 'parent':
if 'parents' not in info:
info['parents'] = []
info['parents'].append(value)
elif token in ('author', 'committer'):
match = re.match('(.*) <([^<>]+)> (\d+) ([-+]\d{4})$', value)
if not match or token in info:
raise IOError("Commit %s: parse error in headers" % sha1)
name, email, time, timezone = match.groups()
info[token] = {'name': name, 'email': email, 'time': time,
'timezone': timezone}
else:
raise IOError("Commit %s: parse error in headers" % sha1)
check_proc(proc, cmd)
return info
def create_tree(files):
"""Create a git tree object from a list of files."""
# FIXME: Use NUL-terminated format (-z) for newlines in filenames.
cmd = [opt_git, 'mktree']
proc = subprocess.Popen(cmd, stdin=PIPE, stdout=PIPE)
for file in sorted(files, cmp=lambda a,b: cmp(a['name'], b['name'])):
line = '100644 blob %s\t%s\n' % (file['sha1'], file['name'])
proc.stdin.write(line)
proc.stdin.close()
tree_sha1 = proc.stdout.read().rstrip('\n')
check_proc(proc, cmd)
return tree_sha1
