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pull the ssh host keys from the metadata service as expected by NixOps.

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Issues: #38623 https://github.com/NixOS/nixops/issues/930.
This commit is contained in:
AmineChikhaoui 2018-04-28 16:52:46 +01:00
parent 1b1b76f70a
commit 3b8c7424d1
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1 changed files with 12 additions and 1 deletions
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13
nixos/modules/virtualisation/google-compute-image.nix
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@ -221,7 +221,7 @@ in
echo "Obtaining SSH keys..."
mkdir -m 0700 -p /root/.ssh
AUTH_KEYS=$(${mktemp})
${wget} -O $AUTH_KEYS --header="Metadata-Flavor: Google" http://metadata.google.internal/computeMetadata/v1/instance/attributes/sshKeys
${wget} -O $AUTH_KEYS http://metadata.google.internal/computeMetadata/v1/instance/attributes/sshKeys
if [ -s $AUTH_KEYS ]; then
# Read in key one by one, split in case Google decided
@ -246,6 +246,17 @@ in
false
fi
rm -f $AUTH_KEYS
SSH_HOST_KEYS_DIR=$(${mktemp} -d)
${wget} -O $SSH_HOST_KEYS_DIR/ssh_host_ed25519_key http://metadata.google.internal/computeMetadata/v1/instance/attributes/ssh_host_ed25519_key
${wget} -O $SSH_HOST_KEYS_DIR/ssh_host_ed25519_key.pub http://metadata.google.internal/computeMetadata/v1/instance/attributes/ssh_host_ed25519_key_pub
if [ -s $SSH_HOST_KEYS_DIR/ssh_host_ed25519_key -a -s $SSH_HOST_KEYS_DIR/ssh_host_ed25519_key.pub ]; then
mv -f $SSH_HOST_KEYS_DIR/ssh_host_ed25519_key* /etc/ssh/
chmod 600 /etc/ssh/ssh_host_ed25519_key
chmod 644 /etc/ssh/ssh_host_ed25519_key.pub
else
echo "Setup of ssh host keys from http://metadata.google.internal/computeMetadata/v1/instance/attributes/ failed."
fi
rm -f $SSH_HOST_KEYS_DIR/*
'';
serviceConfig.Type = "oneshot";
serviceConfig.RemainAfterExit = true;