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Add explicit error when trying to pull a Docker image from Docker Hub without Internet access. Fixes #1506.

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This commit is contained in:
grossmj 2019-02-17 19:21:21 +08:00
parent 0b07299472
commit d9a9abf845
1 changed files with 4 additions and 1 deletions
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5
gns3server/compute/docker/__init__.py
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@ -200,7 +200,10 @@ class Docker(BaseManager):
if progress_callback: if progress_callback:
progress_callback("Pulling '{}' from docker hub".format(image)) progress_callback("Pulling '{}' from docker hub".format(image))
response = yield from self.http_query("POST", "images/create", params={"fromImage": image}, timeout=None) try:
response = yield from self.http_query("POST", "images/create", params={"fromImage": image}, timeout=None)
except DockerError as e:
raise DockerError("Could not pull the '{}' image from Docker Hub, please check your Internet connection (original error: {})".format(image, e))
# The pull api will stream status via an HTTP JSON stream # The pull api will stream status via an HTTP JSON stream
content = "" content = ""
while True: while True: