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python () {
if d.getVar("GARAGE_SIGN_VERSION") or not d.getVar("SOTA_PACKED_CREDENTIALS"):
return
import json
import urllib.request
import zipfile
with zipfile.ZipFile(d.getVar("SOTA_PACKED_CREDENTIALS"), 'r') as zip_ref:
try:
with zip_ref.open('tufrepo.url', mode='r') as url_file:
url = url_file.read().decode().strip(' \t\n') + '/health/version'
except (KeyError, ValueError, RuntimeError):
return
connected = False
tries = 3
for i in range(tries):
try:
r = urllib.request.urlopen(url)
if r.code == 200:
connected = True
break
else:
print('Bad return code from server ' + url + ': ' + str(r.code) +
' (attempt ' + str(i + 1) + ' of ' + str(tries) + ')')
except urllib.error.URLError as e:
print('Error connecting to server ' + url + ': ' + str(e) +
' (attempt ' + str(i + 1) + ' of ' + str(tries) + ')')
if not connected:
return
resp = r.read().decode('utf-8')
j = json.loads(resp)
version = 'cli-' + j['version'] + '.tgz'
d.setVar("GARAGE_SIGN_VERSION", version)
}
# vim:set ts=4 sw=4 sts=4 expandtab:
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