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#!/usr/bin/env python3
"""
Verify the versions.json file that describes the valid downloads.
- all the files should be valid
- the other fields should have valid values
- the pypy_version should be in the repo tags
By default will download https://buildbot.pypy.org/pypy/versions.json parse it, and
check against the files in https://downloads.python.org/pypy/
Can be run as check_versions.py <filename>, in which case it will check the files in
https://buildbot.pypy.org/mirror/
"""
import json
from urllib import request, error
import sys
import time
def assert_equal(a, b):
if a != b:
raise ValueError(f"'{a}' != '{b}'")
def assert_different(a, b):
if a == b:
raise ValueError(f"'{a}' == '{b}'")
def assert_in(a, b):
if a not in b:
raise ValueError(f"'{a}' not in '{b}'")
pypy_versions = {
'7.3.18': {'python_version': ['3.11.11', '3.10.19', '2.7.18'],
'date': '2025-02-06',
},
'7.3.17': {'python_version': ['3.10.14', '2.7.18'],
'date': '2024-08-28',
},
'7.3.16': {'python_version': ['3.10.14', '3.9.19', '2.7.18'],
'date': '2024-04-24',
},
'7.3.15': {'python_version': ['3.10.13', '3.9.18', '2.7.18'],
'date': '2024-01-15',
},
'7.3.14': {'python_version': ['3.10.13', '3.9.18', '2.7.18'],
'date': '2023-12-25',
},
'7.3.13': {'python_version': ['3.10.13', '3.9.18', '2.7.18'],
'date': '2023-09-29',
},
'7.3.12': {'python_version': ['3.10.12', '3.9.17', '2.7.18'],
'date': '2023-06-16',
},
'7.3.12rc2': {'python_version': ['3.10.11', '3.9.16', '2.7.18'],
'date': '2023-05-28',
},
'7.3.12rc1': {'python_version': ['3.10.9', '3.9.16', '2.7.18'],
'date': '2023-05-13',
},
'7.3.11': {'python_version': ['3.9.16', '3.8.16', '2.7.18'],
'date': '2022-12-29',
},
'7.3.10': {'python_version': ['3.9.15', '3.8.15', '2.7.18'],
'date': '2022-12-06',
},
'7.3.10rc3': {'python_version': ['3.9.15', '3.8.15', '2.7.18'],
'date': '2022-11-24',
},
'7.3.9': {'python_version': ['3.9.12', '3.8.13', '3.7.13', '2.7.18'],
'date': '2022-03-30',
},
'7.3.8': {'python_version': ['3.9.10', '3.8.12', '3.7.12', '2.7.18'],
'date': '2022-02-19',
},
'7.3.8rc2': {'python_version': ['3.9.10', '3.8.12', '3.7.12', '2.7.18'],
'date': '2022-02-11',
},
'7.3.8rc1': {'python_version': ['3.9.10', '3.8.12', '3.7.12', '2.7.18'],
'date': '2022-01-26',
},
'7.3.7': {'python_version': ['3.8.12', '3.7.12'],
'date': '2021-10-25',
},
'7.3.6': {'python_version': ['3.8.12', '3.7.12', '2.7.18'],
'date': '2021-10-17',
},
'7.3.6rc3': {'python_version': ['3.8.12', '3.7.12', '2.7.18'],
'date': '2021-10-12',
},
'7.3.6rc2': {'python_version': ['3.8.12', '3.7.12', '2.7.18'],
'date': '2021-10-06',
},
'7.3.6rc1': {'python_version': ['3.8.12', '3.7.12', '2.7.18'],
'date': '2021-09-13',
},
'7.3.5': {'python_version': ['3.7.10', '2.7.18'],
'date': '2021-05-23',
},
'7.3.5rc3': {'python_version': ['3.7.10', '2.7.18'],
'date': '2021-05-19',
},
'7.3.5rc2': {'python_version': ['3.7.10', '2.7.18'],
'date': '2021-05-05',
},
'7.3.5rc1': {'python_version': ['3.7.10', '2.7.18'],
'date': '2021-05-02',
},
'7.3.4': {'python_version': ['3.7.10', '2.7.18'],
'date': '2021-04-08',
},
'7.3.4rc2': {'python_version': ['3.7.10', '2.7.18'],
'date': '2021-04-04',
},
'7.3.4rc1': {'python_version': ['3.7.10', '2.7.18'],
'date': '2021-03-19',
},
'7.3.3': {'python_version': ['3.7.9', '3.6.12', '2.7.18'],
'date': '2020-11-21',
},
'7.3.3rc1': {'python_version': ['3.6.12'],
'date': '2020-11-11',
},
'7.3.2': {'python_version': ['3.7.9', '3.6.9', '2.7.13'],
'date': '2020-09-25',
},
'nightly': {'python_version': ['2.7', '3.6', '3.7', '3.8', '3.9', '3.10', '3.11']},
}
def create_latest_versions(v):
"""Create a dictionary with key of cpython_version and value of the latest
pypy version for that cpython"""
ret = {}
for pypy_ver, vv in v.items():
if 'rc' in pypy_ver:
# skip release candidates
continue
for pv in vv['python_version']:
# for nightlies, we rely on python_version being major.minor while
# for releases python_version is major.minor.patch
if pv not in ret or (
vv['date'] > v[ret[pv]]['date']):
ret[pv] = pypy_ver
return ret
latest_pypys = create_latest_versions(pypy_versions)
# arches = ['aarch64', 'i686', 'x64', 'x86', 'darwin', 's390x', 'arm64']
arches = ['aarch64', 'i686', 'x64', 'x86', 'darwin', 'arm64']
platforms = ['linux', 'win32', 'win64', 'darwin']
arch_map={('aarch64', 'linux'): 'aarch64',
('i686', 'linux'): 'linux32',
('x64', 'linux'): 'linux64',
('s390x', 'linux'): 's390x',
('x86', 'win32'): 'win32',
('x64', 'win64'): 'win64',
('x64', 'darwin'): ['macos_x86_64', 'osx64'],
('arm64', 'darwin'): ['macos_arm64'],
}
def check_tags(data):
# Make sure the top tag appears in https://github/pypy/pypy
# If this fails, probably forgot to do "git push --tags"
URL_BASE = "https://github.com/pypy/pypy/releases/tag"
pypy_newest_version = data[0]['pypy_version']
for d in data:
if d['pypy_version'] != pypy_newest_version:
continue
py_major, py_minor, py_patch = d['python_version'].split('.')
tag = f"release-pypy{py_major}.{py_minor}-v{pypy_newest_version}"
tag_url = f"{URL_BASE}/{tag}"
try:
r = request.urlopen(tag_url)
except error.HTTPError as e:
raise ValueError(f"could not find {tag}' on github. Does the tag exist (forgotten git push --tags)?") from None
assert_equal(r.getcode(), 200)
def check_versions(data, url, verbose=0, check_times=True, nightly_only=False):
for d in data:
if verbose > 0:
print(f"checking {d['python_version']} {d['pypy_version']}")
assert_in(d['pypy_version'], pypy_versions)
v = pypy_versions[d['pypy_version']]
assert_in(d['python_version'], v['python_version'])
if ('rc' in d['pypy_version'] or 'nightly' in d['pypy_version']):
assert d['stable'] is False
else:
assert d['stable'] is True
if d['pypy_version'] == 'nightly':
assert d['latest_pypy'] is False
elif d['latest_pypy'] is True:
assert_equal(latest_pypys[d['python_version']], d['pypy_version'])
else:
try:
# Make sure there is only one latest version
assert_different(latest_pypys[d['python_version']], d['pypy_version'])
except KeyError:
assert 'rc' in d['pypy_version']
if 'date' in d:
assert_equal(d['date'], v['date'])
for f in d['files']:
download_url = f['download_url']
if verbose > 0:
print(f' checking {download_url:<80}', end='')
if 'rc' not in d['pypy_version']:
assert_in(f['filename'], download_url)
assert_in(d['pypy_version'], download_url)
if f['arch'] not in ('s390x',):
# We dropped s390x uploads, don't bother checking historically
assert_in(f['arch'], arches)
assert_in(f['platform'], platforms)
arch_plat = arch_map[(f['arch'], f['platform'])]
py_ver = '.'.join(d['python_version'].split('.')[:2])
if d['pypy_version'] == 'nightly':
if f['platform'] == "darwin":
if arch_plat[0] not in download_url and arch_plat[1] not in download_url:
raise ValueError(f"{arch_plat} not in {download_url}")
elif arch_plat == 'linux32':
# the nightly builds have a quirk in the linux32 file name
arch_plat = 'linux'
assert_in(arch_plat, download_url)
else:
assert_in(arch_plat, download_url)
py_ver_tuple = [int(s) for s in py_ver.split('.')]
if py_ver == "2.7":
py_ver = "main"
elif f['platform'] == "darwin":
if arch_plat[0] not in download_url and arch_plat[1] not in download_url:
raise ValueError(f"{arch_plat} not in {download_url}")
else:
assert_in(arch_plat, download_url)
assert_in(py_ver, download_url)
if d['pypy_version'] != 'nightly' and nightly_only:
if verbose > 0:
print(f' ok')
continue
if url and not d['pypy_version'] == "nightly":
download_url = '/'.join((url, download_url.rsplit('/', 1)[1]))
try:
r = request.urlopen(download_url)
except error.HTTPError as e:
raise ValueError(f"could not open '{download_url}', got {e}") from None
assert_equal(r.getcode(), 200)
if d['pypy_version'] == 'nightly' and (py_ver_tuple > [3, 10] or py_ver == "main"):
print('time-check', end='')
# nightly builds do not have a date entry, use time.time()
target = time.strftime("%Y-%m-%d")
# Check that the last modified time is within a week of target
# The modified time is something like Mon, 06 Jun 2022 05:41:46
modified_time_str = ' '.join(r.getheader("Last-Modified").split(' ')[1:4])
expected_time = time.mktime(time.strptime(target, "%Y-%m-%d"))
modified_time = time.mktime(time.strptime(modified_time_str, "%d %b %Y"))
delta_days = abs(expected_time - modified_time) / (60 * 60 * 24)
if delta_days > 14 and 's390x' not in f['arch']:
raise ValueError(f"expected {modified_time_str} to be within 2 weeks of {target}")
else:
print(f" {delta_days} days", end='')
if verbose > 0:
print(f' ok')
if verbose > 0:
print(f"{d['python_version']} {d['pypy_version']} ok")
if __name__ == '__main__':
if len(sys.argv) > 1:
print(f'checking local file "{sys.argv[1]}"')
with open(sys.argv[1]) as fid:
data = json.loads(fid.read())
nightly_only = '--nightly-only' in sys.argv
check_versions(data, 'https://buildbot.pypy.org/mirror/', verbose=1,
nightly_only=nightly_only)
else:
print('downloading versions.json')
response = request.urlopen('https://buildbot.pypy.org/pypy/versions.json')
assert_equal(response.getcode(), 200)
data = json.loads(response.read())
check_versions(data, None, verbose=1)
check_tags(data)
print('ok')
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