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authorScott Moser <smoser@brickies.net>2016-11-08 16:19:26 -0500
committerScott Moser <smoser@brickies.net>2016-11-08 17:10:27 -0500
commit847fda8353759e6eddee5a7478c9078b617a7837 (patch)
treec77c92b3abe656f18c6da44ee4225018d5f36e25 /cloudinit/sources/DataSourceEc2.py
parent45aac92596a7615d93c7d5efe72d68995b18e597 (diff)
downloadvyos-cloud-init-847fda8353759e6eddee5a7478c9078b617a7837.tar.gz
vyos-cloud-init-847fda8353759e6eddee5a7478c9078b617a7837.zip
Ec2: protect against non-dictionary in block-device-mapping.
Oracle public cloud has the string 'unavailable' in its metadata service for 'block-device-mapping'. The change here is to return None in device_name_to_device if that is the case.
Diffstat (limited to 'cloudinit/sources/DataSourceEc2.py')
-rw-r--r--cloudinit/sources/DataSourceEc2.py4
1 files changed, 4 insertions, 0 deletions
diff --git a/cloudinit/sources/DataSourceEc2.py b/cloudinit/sources/DataSourceEc2.py
index bc84ef5d..bb6d6fd7 100644
--- a/cloudinit/sources/DataSourceEc2.py
+++ b/cloudinit/sources/DataSourceEc2.py
@@ -151,6 +151,10 @@ class DataSourceEc2(sources.DataSource):
# 'root': '/dev/sda1'}
found = None
bdm = self.metadata['block-device-mapping']
+ if not isinstance(bdm, dict):
+ LOG.debug("block-device-mapping not a dictionary: '%s'", bdm)
+ return None
+
for (entname, device) in bdm.items():
if entname == name:
found = device