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Do not raise exception if Dynamips or uBridge hypervisor don't return data and are still running. Fixes #1289

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This commit is contained in:
grossmj 2018-03-07 19:11:34 +07:00
parent 3ca4f72b99
commit a3a0657502
2 changed files with 12 additions and 0 deletions
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3
gns3server/compute/dynamips/dynamips_hypervisor.py
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@ -276,6 +276,9 @@ class DynamipsHypervisor:
log.warning("Connection reset received while reading Dynamips response: {}".format(e))
continue
if not chunk:
if self.is_running():
log.warning("No data returned from {host}:{port}".format(host=self._host, port=self._port))
continue
raise DynamipsError("No data returned from {host}:{port}, Dynamips process running: {run}"
.format(host=self._host, port=self._port, run=self.is_running()))
buf += chunk.decode("utf-8", errors="ignore")

9
gns3server/ubridge/ubridge_hypervisor.py
View File

@ -222,7 +222,16 @@ class UBridgeHypervisor:
# task has been canceled but continue to read
# any remaining data sent by the hypervisor
continue
except ConnectionResetError as e:
# Sometimes WinError 64 (ERROR_NETNAME_DELETED) is returned here on Windows.
# These happen if connection reset is received before IOCP could complete
# a previous operation. Ignore and try again....
log.warning("Connection reset received while reading uBridge response: {}".format(e))
continue
if not chunk:
if self.is_running():
log.warning("No data returned from {host}:{port}".format(host=self._host, port=self._port))
continue
raise UbridgeError("No data returned from {host}:{port}, uBridge process running: {run}"
.format(host=self._host, port=self._port, run=self.is_running()))
buf += chunk.decode("utf-8")