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[fix] useful error messages for meltdown check

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This commit is contained in:
Laurent Peuch 2018-01-17 19:00:24 +01:00
parent a58449ad51
commit 177914ee00
1 changed files with 14 additions and 3 deletions
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17
src/yunohost/tools.py
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@ -663,11 +663,22 @@ def _check_if_vulnerable_to_meltdown():
# example output from the script:
# [{"NAME":"MELTDOWN","CVE":"CVE-2017-5754","VULNERABLE":false,"INFOS":"PTI mitigates the vulnerability"}]
try:
CVEs = json.loads(check_output("bash %s --batch json --variant 3" % SCRIPT_PATH))
call = subprocess.Popen("bash %s --batch json --variant 3" %
SCRIPT_PATH, shell=True,
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT)
output, _ = call.communicate()
assert call.returncode == 0
CVEs = json.loads(output)
assert len(CVEs) == 1
assert CVEs[0]["NAME"] == "MELTDOWN"
except:
raise Exception("Something wrong happened when trying to diagnose Meltdown vunerability.")
except Exception as e:
import traceback
traceback.print_exc()
logger.warning("Something wrong happened when trying to diagnose Meltdown vunerability, exception: %s" % e)
raise Exception("Command output for failed meltdown check: '%s'" % output)
return CVEs[0]["VULNERABLE"]