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Ignore invalid characters when reading the output of a process

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It should happend only when user try to use another binary and
the code of VPCS, dynamips... Will detect it's not the
correct binary.

For example we detect this error after an user used SupperPutty
instead of VPCS.

Fix #235
This commit is contained in:
Julien Duponchelle 2015-06-16 15:46:12 +02:00
parent 87efc4d55a
commit e2ef78a7c4
1 changed files with 4 additions and 1 deletions
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5
gns3server/utils/asyncio.py
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@ -52,7 +52,10 @@ def subprocess_check_output(*args, cwd=None, env=None):
output = yield from proc.stdout.read() output = yield from proc.stdout.read()
if output is None: if output is None:
return "" return ""
return output.decode("utf-8") # If we received garbage we ignore invalid characters
# it should happend only when user try to use another binary
# and the code of VPCS, dynamips... Will detect it's not the correct binary
return output.decode("utf-8", errors="ignore")
@asyncio.coroutine @asyncio.coroutine