libfprint/tests/hwdb-check-unsupported.py

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#!/usr/bin/env python3
import os
import sys
import urllib
import urllib.request
import re
error = False
try:
response = urllib.request.urlopen('https://gitlab.freedesktop.org/libfprint/wiki/-/wikis/Unsupported-Devices.md')
except:
print("Could not download current list of unsupported devices, skipping test.")
sys.exit(77)
data = response.read().decode('utf-8')
devices = []
devices_re = re.compile(r'^.*([0-9a-fA-F]{4}):([0-9a-fA-F]{4}).*$', re.MULTILINE)
for m in devices_re.finditer(data):
vid = m.group(1)
pid = m.group(2)
devices.append((vid, pid))
generator = open(os.path.join(os.path.dirname(__file__), '..', 'libfprint', 'fprint-list-udev-hwdb.c')).read()
id_re = re.compile(' { .vid = 0x([a-fA-F0-9]*), .pid = 0x([a-fA-F0-9]*) }')
# Check everything is the same
started = False
for l in generator.split('\n'):
m = id_re.match(l)
if m is None:
# Stop on the first line that does not match anymore
if started:
break
continue
else:
started = True
vid_pid = (m.group(1), m.group(2))
try:
devices.remove(vid_pid)
except ValueError:
print("Generator has entry that is not on wiki: {}:{}".format(*vid_pid))
error = True
for vid_pid in devices:
print("New entry from wiki is missing: {}:{}".format(*vid_pid))
error = True
if error:
sys.exit(1)
else:
sys.exit(0)