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ec2-data: ensure providing a SSH host key is actually optional

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2701665904 broke this.
This commit is contained in:
Tanner Doshier 2016-02-19 11:49:31 -06:00
parent b9db67d8e2
commit 4e5ef470a7
1 changed files with 13 additions and 11 deletions
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24
nixos/modules/virtualisation/ec2-data.nix
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@ -43,18 +43,20 @@ with lib;
mkdir -m 0755 -p /etc/ssh
key="$(sed 's/|/\n/g; s/SSH_HOST_DSA_KEY://; t; d' $userData)"
key_pub="$(sed 's/SSH_HOST_DSA_KEY_PUB://; t; d' $userData)"
if [ -n "$key" -a -n "$key_pub" -a ! -e /etc/ssh/ssh_host_dsa_key ]; then
(umask 077; echo "$key" > /etc/ssh/ssh_host_dsa_key)
echo "$key_pub" > /etc/ssh/ssh_host_dsa_key.pub
fi
if [ -s "$userData" ]; then
key="$(sed 's/|/\n/g; s/SSH_HOST_DSA_KEY://; t; d' $userData)"
key_pub="$(sed 's/SSH_HOST_DSA_KEY_PUB://; t; d' $userData)"
if [ -n "$key" -a -n "$key_pub" -a ! -e /etc/ssh/ssh_host_dsa_key ]; then
(umask 077; echo "$key" > /etc/ssh/ssh_host_dsa_key)
echo "$key_pub" > /etc/ssh/ssh_host_dsa_key.pub
fi
key="$(sed 's/|/\n/g; s/SSH_HOST_ED25519_KEY://; t; d' $userData)"
key_pub="$(sed 's/SSH_HOST_ED25519_KEY_PUB://; t; d' $userData)"
if [ -n "$key" -a -n "$key_pub" -a ! -e /etc/ssh/ssh_host_ed25519_key ]; then
(umask 077; echo "$key" > /etc/ssh/ssh_host_ed25519_key)
echo "$key_pub" > /etc/ssh/ssh_host_ed25519_key.pub
key="$(sed 's/|/\n/g; s/SSH_HOST_ED25519_KEY://; t; d' $userData)"
key_pub="$(sed 's/SSH_HOST_ED25519_KEY_PUB://; t; d' $userData)"
if [ -n "$key" -a -n "$key_pub" -a ! -e /etc/ssh/ssh_host_ed25519_key ]; then
(umask 077; echo "$key" > /etc/ssh/ssh_host_ed25519_key)
echo "$key_pub" > /etc/ssh/ssh_host_ed25519_key.pub
fi
fi
'';