nixos: openstack: have its own metadata fetcher expression

These two APIs have diverged over time and are no longer compatible.

Changed files
+24 -1
nixos
+1 -1
nixos/modules/virtualisation/openstack-config.nix
···
with lib;
let
-
metadataFetcher = import ./ec2-metadata-fetcher.nix {
+
metadataFetcher = import ./openstack-metadata-fetcher.nix {
targetRoot = "/";
wgetExtraOptions = "--retry-connrefused";
};
+23
nixos/modules/virtualisation/openstack-metadata-fetcher.nix
···
+
{ targetRoot, wgetExtraOptions }:
+
''
+
metaDir=${targetRoot}etc/ec2-metadata
+
mkdir -m 0755 -p "$metaDir"
+
+
echo "getting EC2 instance metadata..."
+
+
if ! [ -e "$metaDir/ami-manifest-path" ]; then
+
wget ${wgetExtraOptions} -O "$metaDir/ami-manifest-path" http://169.254.169.254/1.0/meta-data/ami-manifest-path
+
fi
+
+
if ! [ -e "$metaDir/user-data" ]; then
+
wget ${wgetExtraOptions} -O "$metaDir/user-data" http://169.254.169.254/1.0/user-data && chmod 600 "$metaDir/user-data"
+
fi
+
+
if ! [ -e "$metaDir/hostname" ]; then
+
wget ${wgetExtraOptions} -O "$metaDir/hostname" http://169.254.169.254/1.0/meta-data/hostname
+
fi
+
+
if ! [ -e "$metaDir/public-keys-0-openssh-key" ]; then
+
wget ${wgetExtraOptions} -O "$metaDir/public-keys-0-openssh-key" http://169.254.169.254/1.0/meta-data/public-keys/0/openssh-key
+
fi
+
''