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openstack-metadata-fetcher: do not fail if no user-data is provided

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When no user-data is provided, the OpenStack metadata server doesn't
expose the user-data route.
This commit is contained in:
Antoine Eiche 2022-02-22 16:37:29 +01:00
parent 1067df0767
commit 413afdae6e
1 changed files with 2 additions and 1 deletions
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3
nixos/modules/virtualisation/openstack-metadata-fetcher.nix
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@ -15,7 +15,8 @@
}
wget_imds -O "$metaDir/ami-manifest-path" http://169.254.169.254/1.0/meta-data/ami-manifest-path
(umask 077 && wget_imds -O "$metaDir/user-data" http://169.254.169.254/1.0/user-data)
# When no user-data is provided, the OpenStack metadata server doesn't expose the user-data route.
(umask 077 && wget_imds -O "$metaDir/user-data" http://169.254.169.254/1.0/user-data || rm -f "$metaDir/user-data")
wget_imds -O "$metaDir/hostname" http://169.254.169.254/1.0/meta-data/hostname
wget_imds -O "$metaDir/public-keys-0-openssh-key" http://169.254.169.254/1.0/meta-data/public-keys/0/openssh-key
''