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Catch error when writting the topology file on read only device

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Fix #1003
This commit is contained in:
Julien Duponchelle 2017-05-03 17:28:47 +02:00
parent 31d1696215
commit 8e5f7d0838
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GPG Key ID: CE8B29639E07F5E8
1 changed files with 5 additions and 2 deletions
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7
gns3server/controller/topology.py
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@ -146,8 +146,11 @@ def load_topology(path):
raise e
if changed:
with open(path, "w+", encoding="utf-8") as f:
json.dump(topo, f, indent=4, sort_keys=True)
try:
with open(path, "w+", encoding="utf-8") as f:
json.dump(topo, f, indent=4, sort_keys=True)
except (OSError) as e:
raise aiohttp.web.HTTPConflict(text="Can't write the topology {}: {}".format(path, str(e)))
return topo