nixos-config/lib/gen-ssh-config.nix
2024-11-07 23:26:04 -05:00

22 lines
646 B
Nix

lib: nixosConfigurations:
let
sshKnownHostsTxt = builtins.toFile "known_hosts" (
lib.concatMapStrings (
hostName:
let
d = nixosConfigurations.${hostName}.config.deploy;
in
lib.concatMapStrings (key: "${d.ssh.HostName} ${key}\n") d.sshPublicKeys
) (builtins.attrNames nixosConfigurations)
);
attrsToList = lib.mapAttrsToList (n: v: "${n} ${v}");
attrsToLines = a: lib.concatLines (attrsToList a);
in
lib.concatMapStrings (host: ''
Host ${host}
UserKnownHostsFile ${sshKnownHostsTxt}
${attrsToLines nixosConfigurations.${host}.config.deploy.ssh}
'') (builtins.attrNames nixosConfigurations)