win-flex-bison: Use gstreamer mirror as primary source

Use the gstreamer mirror as the primary source and fallback to
upstream if it's down.
This commit is contained in:
Nirbheek Chauhan 2020-01-18 17:52:22 +05:30
parent 352b838121
commit 2f11c43f49

View file

@ -6,6 +6,7 @@ import ssl
import zipfile
import hashlib
import urllib.request
import urllib.error
# Disable certificate checking because it always fails on Windows
# We verify the checksum anyway.
@ -13,11 +14,14 @@ ctx = ssl.create_default_context()
ctx.check_hostname = False
ctx.verify_mode = ssl.CERT_NONE
base_url = 'https://github.com/lexxmark/winflexbison/releases/download/v{0}/win_flex_bison-{0}.zip'
url = base_url.format(sys.argv[1])
BASENAME = 'win_flex_bison-{}.zip'
UPSTREAM_URL = 'https://github.com/lexxmark/winflexbison/releases/download/v{}/{}'
GSTREAMER_URL = 'https://gstreamer.freedesktop.org/src/mirror/{}'
version = sys.argv[1]
zip_sha256 = sys.argv[2]
source_dir = os.path.join(os.environ['MESON_SOURCE_ROOT'], os.environ['MESON_SUBDIR'])
dest = os.path.basename(url)
dest = BASENAME.format(version)
dest_path = os.path.join(source_dir, dest)
def get_sha256(zipf):
@ -34,10 +38,21 @@ if os.path.isfile(dest_path):
else:
print('{} checksum mismatch, redownloading'.format(dest))
print('Downloading {} to {}'.format(url, dest))
with open(dest_path, 'wb') as d:
f = urllib.request.urlopen(url, context=ctx)
d.write(f.read())
for url in (GSTREAMER_URL.format(dest), UPSTREAM_URL.format(version, dest)):
print('Downloading {} to {}'.format(url, dest))
try:
with open(dest_path, 'wb') as d:
f = urllib.request.urlopen(url, context=ctx)
d.write(f.read())
break
except urllib.error.URLError as ex:
print(ex)
print('Failed to download from {!r}, trying mirror...'.format(url))
continue
else:
curdir = os.path.dirname(sys.argv[0])
print('Couldn\'t download {!r}! Try downloading it manually and '
'placing it into {!r}'.format(dest, curdir))
found_sha256 = get_sha256(dest_path)
if found_sha256 != zip_sha256: