diff options
Diffstat (limited to 'nixpkgs/nixos/modules/virtualisation/ec2-metadata-fetcher.nix')
| -rw-r--r-- | nixpkgs/nixos/modules/virtualisation/ec2-metadata-fetcher.nix | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/nixpkgs/nixos/modules/virtualisation/ec2-metadata-fetcher.nix b/nixpkgs/nixos/modules/virtualisation/ec2-metadata-fetcher.nix new file mode 100644 index 000000000000..b531787c31a2 --- /dev/null +++ b/nixpkgs/nixos/modules/virtualisation/ec2-metadata-fetcher.nix @@ -0,0 +1,23 @@ +{ 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 +'' |