457 lines
16 KiB
Python
457 lines
16 KiB
Python
# Copyright (c) 2016 The Chromium Embedded Framework Authors. All rights
|
|
# reserved. Use of this source code is governed by a BSD-style license that
|
|
# can be found in the LICENSE file.
|
|
|
|
import datetime
|
|
import json
|
|
import os
|
|
import re
|
|
import urllib
|
|
|
|
# Class used to build the cefbuilds JSON file. See cef_json_builder_example.py
|
|
# for example usage. See cef_json_builder_test.py for unit tests.
|
|
#
|
|
# Example JSON structure:
|
|
# {
|
|
# "linux32": {
|
|
# "versions": [
|
|
# {
|
|
# "cef_version": "3.2704.1414.g185cd6c",
|
|
# "chromium_version": "51.0.2704.47"
|
|
# "files": [
|
|
# {
|
|
# "last_modified": "2016-05-18T22:42:14.066Z"
|
|
# "name": "cef_binary_3.2704.1414.g185cd6c_linux32.tar.bz2",
|
|
# "sha1": "47c5cfea43912a1d1771f343de35b205f388415f"
|
|
# "size": "48549450",
|
|
# "type": "standard",
|
|
# }, ...
|
|
# ],
|
|
# }, ...
|
|
# ]
|
|
# }, ...
|
|
# }
|
|
#
|
|
# Notes:
|
|
# - "files" in a given version will be sorted from newest to oldest based on the
|
|
# "last_modified" value.
|
|
# - "versions" in a given platform will be sorted from newest to oldest based on
|
|
# the "last_modified" value of the first (newest) "file" sub-value.
|
|
# - There will be at most one record at the "files" level for each "type".
|
|
|
|
# This date format intentionally matches the format used in Artifactory
|
|
# directory listings.
|
|
_CEF_DATE_FORMAT = "%Y-%m-%dT%H:%M:%S.%fZ"
|
|
|
|
|
|
def parse_date(date):
|
|
return datetime.datetime.strptime(date, _CEF_DATE_FORMAT)
|
|
|
|
|
|
def format_date(date):
|
|
return date.strftime(_CEF_DATE_FORMAT)
|
|
|
|
|
|
# Helpers to format datetime values on JSON read/write.
|
|
def cef_from_json(json_object):
|
|
if 'last_modified' in json_object:
|
|
json_object['last_modified'] = parse_date(json_object['last_modified'])
|
|
return json_object
|
|
|
|
|
|
class cef_json_encoder(json.JSONEncoder):
|
|
|
|
def default(self, o):
|
|
if isinstance(o, datetime.datetime):
|
|
return format_date(o)
|
|
return o
|
|
|
|
|
|
class cef_json_builder:
|
|
""" Class used to build the cefbuilds JSON file. """
|
|
|
|
def __init__(self, prettyprint=False, silent=True):
|
|
""" Create a new cef_json_builder object. """
|
|
self._prettyprint = prettyprint
|
|
self._silent = silent
|
|
self._fatalerrors = False
|
|
self.clear()
|
|
|
|
@staticmethod
|
|
def get_platforms():
|
|
""" Returns the list of supported platforms. """
|
|
return ('linux32', 'linux64', 'linuxarm', 'macosx64', 'windows32',
|
|
'windows64')
|
|
|
|
@staticmethod
|
|
def get_distrib_types():
|
|
""" Returns the list of supported distribution types. """
|
|
return ('standard', 'minimal', 'client', 'release_symbols', 'debug_symbols')
|
|
|
|
@staticmethod
|
|
def is_valid_version(version):
|
|
""" Returns true if the specified CEF version is fully qualified and valid. """
|
|
return bool(
|
|
re.compile('^3.[0-9]{4,5}.[0-9]{4,5}.g[0-9a-f]{7}$').match(version))
|
|
|
|
@staticmethod
|
|
def is_valid_chromium_version(version):
|
|
""" Returns true if the specified Chromium version is fully qualified and valid. """
|
|
if version is None:
|
|
return False
|
|
return version == 'master' or \
|
|
re.compile('^[1-9]{1}[0-9]{1}\.0\.[0-9]{4,5}.[0-9]{1,3}$').match(version)
|
|
|
|
@staticmethod
|
|
def get_file_name(version, platform, type):
|
|
""" Returns the expected distribution file name excluding extension based on
|
|
the input parameters. """
|
|
if type != 'standard':
|
|
type_str = '_' + type
|
|
else:
|
|
type_str = ''
|
|
return 'cef_binary_%s_%s%s' % (version, platform, type_str)
|
|
|
|
def clear(self):
|
|
""" Clear the contents of this object. """
|
|
self._data = {}
|
|
for platform in self.get_platforms():
|
|
self._data[platform] = {'versions': []}
|
|
self._versions = {}
|
|
self._queryct = 0
|
|
|
|
def __repr__(self):
|
|
# Return a string representation of this object.
|
|
self._sort_versions()
|
|
if self._prettyprint:
|
|
return json.dumps(
|
|
self._data,
|
|
cls=cef_json_encoder,
|
|
sort_keys=True,
|
|
indent=2,
|
|
separators=(',', ': '))
|
|
else:
|
|
return json.dumps(self._data, cls=cef_json_encoder, sort_keys=True)
|
|
|
|
def _print(self, msg):
|
|
if self._fatalerrors:
|
|
raise Exception(msg)
|
|
if not self._silent:
|
|
print msg
|
|
|
|
def get_query_count(self):
|
|
""" Returns the number of queries sent while building. """
|
|
return self._queryct
|
|
|
|
def set_chromium_version(self, cef_version, chromium_version=None):
|
|
""" Set the matching Chromium version. If the specified Chromium version is
|
|
invalid then it will be queried remotely. """
|
|
if not self.is_valid_version(cef_version):
|
|
raise Exception('Invalid CEF version: %s' % cef_version)
|
|
|
|
if not self.is_valid_chromium_version(chromium_version):
|
|
if cef_version in self._versions:
|
|
# Keep the Chromium version that we already know about.
|
|
return self._versions[cef_version]
|
|
|
|
# Try to identify the Chromium version.
|
|
chromium_version = 'master'
|
|
git_hash = cef_version[-7:]
|
|
query_url = 'https://bitbucket.org/chromiumembedded/cef/raw/%s/CHROMIUM_BUILD_COMPATIBILITY.txt' % git_hash
|
|
self._queryct = self._queryct + 1
|
|
if not self._silent:
|
|
print 'Reading %s' % query_url
|
|
|
|
try:
|
|
# Read the remote URL contents.
|
|
handle = urllib.urlopen(query_url)
|
|
compat_value = handle.read().strip()
|
|
handle.close()
|
|
|
|
# Parse the contents.
|
|
config = eval(compat_value, {'__builtins__': None}, None)
|
|
if not 'chromium_checkout' in config:
|
|
raise Exception('Unexpected contents')
|
|
|
|
val = config['chromium_checkout']
|
|
if val.find('refs/tags/') == 0:
|
|
chromium_version = val[10:]
|
|
except Exception, e:
|
|
print 'Failed to read Chromium version information'
|
|
raise
|
|
|
|
if not self.is_valid_chromium_version(chromium_version):
|
|
raise Exception('Invalid Chromium version: %s' % chromium_version)
|
|
|
|
self._versions[cef_version] = chromium_version
|
|
return chromium_version
|
|
|
|
def get_chromium_version(self, cef_version):
|
|
""" Return the matching Chromium version. If not currently known it will
|
|
be queried remotely. """
|
|
if cef_version in self._versions:
|
|
return self._versions[cef_version]
|
|
# Identify the Chromium version.
|
|
return self.set_chromium_version(cef_version)
|
|
|
|
def has_chromium_version(self, cef_version):
|
|
""" Return True if a matching Chromium version is known. """
|
|
return cef_version in self._versions
|
|
|
|
def load(self, json_string, fatalerrors=True):
|
|
""" Load new JSON into this object. Any existing contents will be cleared.
|
|
If |fatalerrors| is True then any errors while loading the JSON file
|
|
will cause an Exception to be thrown. Otherwise, malformed entries will
|
|
will be discarded. Unrecognized keys will always be discarded silently.
|
|
"""
|
|
self.clear()
|
|
|
|
self._fatalerrors = fatalerrors
|
|
|
|
new_data = json.JSONDecoder(object_hook=cef_from_json).decode(json_string)
|
|
|
|
# Validate the new data's structure.
|
|
for platform in self._data.keys():
|
|
if not platform in new_data:
|
|
self._print('load: Platform %s not found' % platform)
|
|
continue
|
|
if not 'versions' in new_data[platform]:
|
|
self._print('load: Missing platform key(s) for %s' % platform)
|
|
continue
|
|
|
|
valid_versions = []
|
|
for version in new_data[platform]['versions']:
|
|
if not 'cef_version' in version or \
|
|
not 'chromium_version' in version or \
|
|
not 'files' in version:
|
|
self._print('load: Missing version key(s) for %s' % platform)
|
|
continue
|
|
|
|
valid_files = []
|
|
found_types = []
|
|
for file in version['files']:
|
|
if not 'type' in file or \
|
|
not 'name' in file or \
|
|
not 'size' in file or \
|
|
not 'last_modified' in file or \
|
|
not 'sha1' in file:
|
|
self._print('load: Missing file key(s) for %s %s' %
|
|
(platform, version['cef_version']))
|
|
continue
|
|
(expected_platform, expected_version,
|
|
expected_type) = self._parse_name(file['name'])
|
|
if expected_platform != platform or \
|
|
expected_version != version['cef_version'] or \
|
|
expected_type != file['type']:
|
|
self._print('load: File name/attribute mismatch for %s %s %s' %
|
|
(platform, version['cef_version'], file['name']))
|
|
continue
|
|
self._validate_args(platform, version['cef_version'], file['type'],
|
|
file['size'], file['last_modified'], file['sha1'])
|
|
if file['type'] in found_types:
|
|
self._print('load: Duplicate %s type for %s %s' %
|
|
(file['type'], platform, version['cef_version']))
|
|
continue
|
|
found_types.append(file['type'])
|
|
valid_files.append({
|
|
'type': file['type'],
|
|
'name': file['name'],
|
|
'size': file['size'],
|
|
'last_modified': file['last_modified'],
|
|
'sha1': file['sha1'],
|
|
})
|
|
|
|
if len(valid_files) > 0:
|
|
valid_versions.append({
|
|
'cef_version':
|
|
version['cef_version'],
|
|
'chromium_version':
|
|
self.set_chromium_version(version['cef_version'],
|
|
version['chromium_version']),
|
|
'files':
|
|
self._sort_files(valid_files)
|
|
})
|
|
|
|
if len(valid_versions) > 0:
|
|
self._data[platform]['versions'] = valid_versions
|
|
|
|
self._fatalerrors = False
|
|
|
|
def _sort_versions(self):
|
|
# Sort version records by first (newest) file last_modified value.
|
|
for platform in self._data.keys():
|
|
for i in range(0, len(self._data[platform]['versions'])):
|
|
self._data[platform]['versions'] = \
|
|
sorted(self._data[platform]['versions'],
|
|
key=lambda k: k['files'][0]['last_modified'],
|
|
reverse=True)
|
|
|
|
@staticmethod
|
|
def _sort_files(files):
|
|
# Sort file records by last_modified.
|
|
return sorted(files, key=lambda k: k['last_modified'], reverse=True)
|
|
|
|
@staticmethod
|
|
def _parse_name(name):
|
|
# Remove file extension.
|
|
name_no_ext = os.path.splitext(name)[0]
|
|
if name_no_ext[-4:] == '.tar':
|
|
name_no_ext = name_no_ext[:-4]
|
|
name_parts = name_no_ext.split('_')
|
|
if len(
|
|
name_parts) < 4 or name_parts[0] != 'cef' or name_parts[1] != 'binary':
|
|
raise Exception('Invalid filename: %s' % name)
|
|
|
|
# Remove 'cef' and 'binary'.
|
|
del name_parts[0]
|
|
del name_parts[0]
|
|
|
|
type = None
|
|
|
|
# Might be '<version>_<platform>_[debug|release]_symbols'.
|
|
if name_parts[-1] == 'symbols':
|
|
del name_parts[-1]
|
|
if name_parts[-1] == 'debug' or name_parts[-1] == 'release':
|
|
type = name_parts[-1] + '_symbols'
|
|
del name_parts[-1]
|
|
|
|
# Might be '<version>_<platform>_minimal'.
|
|
if name_parts[-1] == 'minimal':
|
|
type = 'minimal'
|
|
del name_parts[-1]
|
|
|
|
# Might be '<version>_<platform>_client'.
|
|
if name_parts[-1] == 'client':
|
|
type = 'client'
|
|
del name_parts[-1]
|
|
|
|
# Remainder must be '<version>_<platform>'.
|
|
if len(name_parts) != 2:
|
|
raise Exception('Invalid filename: %s' % name)
|
|
|
|
if type is None:
|
|
type = 'standard'
|
|
|
|
version = name_parts[0]
|
|
platform = name_parts[1]
|
|
|
|
return [platform, version, type]
|
|
|
|
@staticmethod
|
|
def _validate_args(platform, version, type, size, last_modified, sha1):
|
|
# Validate input arguments.
|
|
if not platform in cef_json_builder.get_platforms():
|
|
raise Exception('Unsupported platform: %s' % platform)
|
|
|
|
if not cef_json_builder.is_valid_version(version):
|
|
raise Exception('Invalid version: %s' % version)
|
|
|
|
if not type in cef_json_builder.get_distrib_types():
|
|
raise Exception('Unsupported distribution type: %s' % type)
|
|
|
|
if int(size) <= 0:
|
|
raise Exception('Invalid size: %s' % size)
|
|
|
|
if not isinstance(last_modified, datetime.datetime):
|
|
# datetime will throw a ValueException if it doesn't parse.
|
|
parse_date(last_modified)
|
|
|
|
if not re.compile('^[0-9a-f]{40}$').match(sha1):
|
|
raise Exception('Invalid sha1: %s' % sha1)
|
|
|
|
def add_file(self, name, size, last_modified, sha1):
|
|
""" Add a file record with the specified attributes. Returns True if the
|
|
file is added or False if a file with the same |name| and |sha1|
|
|
already exists. """
|
|
# Parse the file name.
|
|
(platform, version, type) = self._parse_name(name)
|
|
|
|
if not isinstance(size, (int, long)):
|
|
size = int(size)
|
|
if not isinstance(last_modified, datetime.datetime):
|
|
last_modified = parse_date(last_modified)
|
|
|
|
# Validate arguments.
|
|
self._validate_args(platform, version, type, size, last_modified, sha1)
|
|
|
|
# Find the existing version record.
|
|
version_idx = -1
|
|
for i in range(0, len(self._data[platform]['versions'])):
|
|
if self._data[platform]['versions'][i]['cef_version'] == version:
|
|
# Check the version record.
|
|
self._print('add_file: Check %s %s' % (platform, version))
|
|
version_idx = i
|
|
break
|
|
|
|
if version_idx == -1:
|
|
# Add a new version record.
|
|
self._print('add_file: Add %s %s' % (platform, version))
|
|
self._data[platform]['versions'].append({
|
|
'cef_version': version,
|
|
'chromium_version': self.get_chromium_version(version),
|
|
'files': []
|
|
})
|
|
version_idx = len(self._data[platform]['versions']) - 1
|
|
|
|
# Find the existing file record with matching type.
|
|
file_changed = True
|
|
for i in range(0,
|
|
len(self._data[platform]['versions'][version_idx]['files'])):
|
|
if self._data[platform]['versions'][version_idx]['files'][i][
|
|
'type'] == type:
|
|
existing_sha1 = self._data[platform]['versions'][version_idx]['files'][
|
|
i]['sha1']
|
|
if existing_sha1 != sha1:
|
|
# Remove the existing file record.
|
|
self._print(' Remove %s %s' % (name, existing_sha1))
|
|
del self._data[platform]['versions'][version_idx]['files'][i]
|
|
else:
|
|
file_changed = False
|
|
break
|
|
|
|
if file_changed:
|
|
# Add a new file record.
|
|
self._print(' Add %s %s' % (name, sha1))
|
|
self._data[platform]['versions'][version_idx]['files'].append({
|
|
'type': type,
|
|
'name': name,
|
|
'size': size,
|
|
'last_modified': last_modified,
|
|
'sha1': sha1
|
|
})
|
|
|
|
# Sort file records by last_modified.
|
|
# This is necessary for _sort_versions() to function correctly.
|
|
self._data[platform]['versions'][version_idx]['files'] = \
|
|
self._sort_files(self._data[platform]['versions'][version_idx]['files'])
|
|
|
|
return file_changed
|
|
|
|
def get_files(self, platform=None, version=None, type=None):
|
|
""" Return the files that match the input parameters.
|
|
All parameters are optional. Version will do partial matching. """
|
|
results = []
|
|
|
|
if platform is None:
|
|
platforms = self._data.keys()
|
|
else:
|
|
platforms = [platform]
|
|
|
|
for platform in platforms:
|
|
for version_obj in self._data[platform]['versions']:
|
|
if version is None or version_obj['cef_version'].find(version) == 0:
|
|
for file_obj in version_obj['files']:
|
|
if type is None or type == file_obj['type']:
|
|
result_obj = file_obj
|
|
# Add additional metadata.
|
|
result_obj['platform'] = platform
|
|
result_obj['cef_version'] = version_obj['cef_version']
|
|
result_obj['chromium_version'] = version_obj['chromium_version']
|
|
results.append(result_obj)
|
|
|
|
return results
|
|
|
|
def get_versions(self, platform):
|
|
""" Return all versions for the specified |platform|. """
|
|
return self._data[platform]['versions']
|