From 0e0f035264d897e65676ecdc06aee555fae796a8 Mon Sep 17 00:00:00 2001
From: Gregor Kleen <gkleen@yggdrasil.li>
Date: Sat, 15 May 2021 22:02:34 +0200
Subject: openssh: known_hosts without enable

---
 hosts/sif/default.nix               |  2 ++
 hosts/surtr/default.nix             |  1 +
 system-profiles/openssh/default.nix | 61 ++++++++++++++++++++-----------------
 3 files changed, 36 insertions(+), 28 deletions(-)

diff --git a/hosts/sif/default.nix b/hosts/sif/default.nix
index b090f6a7..c0b7f50c 100644
--- a/hosts/sif/default.nix
+++ b/hosts/sif/default.nix
@@ -106,6 +106,8 @@
       '';
     };
 
+    services.openssh.enable = true;
+
     powerManagement = {
       enable = true;
 
diff --git a/hosts/surtr/default.nix b/hosts/surtr/default.nix
index ff9da063..d37646f9 100644
--- a/hosts/surtr/default.nix
+++ b/hosts/surtr/default.nix
@@ -93,6 +93,7 @@
     };
 
     services.openssh = {
+      enable = true;
       passwordAuthentication = false;
       challengeResponseAuthentication = false;
       extraConfig = ''
diff --git a/system-profiles/openssh/default.nix b/system-profiles/openssh/default.nix
index 4db3d7db..ee7d8868 100644
--- a/system-profiles/openssh/default.nix
+++ b/system-profiles/openssh/default.nix
@@ -1,36 +1,41 @@
-{ customUtils, lib, config, hostName, ... }:
+{ customUtils, lib, config, hostName, pkgs, ... }:
 {
-  services.openssh = {
-    enable = true;
-    knownHosts = lib.zipAttrsWith (_name: values: builtins.head values) (lib.mapAttrsToList (name: lib.mapAttrs' (type: value: lib.nameValuePair "${name}-${type}" value)) (customUtils.recImport { dir = ./known-hosts; }));
+  config = {
+    programs.ssh.knownHosts = lib.zipAttrsWith (_name: values: builtins.head values) (lib.mapAttrsToList (name: lib.mapAttrs' (type: value: lib.nameValuePair "${name}-${type}" value)) (customUtils.recImport { dir = ./known-hosts; }));
 
-    hostKeys = [
-      { path = "/etc/ssh/ssh_host_rsa_key";
-        type = "rsa";
-      }
-      { path = "/etc/ssh/ssh_host_ed25519_key";
-        type = "ed25519";
-      }
-    ];
-  };
+    systemd.user.services."ssh-agent".enable = lib.mkForce false; # ssh-agent should be done via home-manager
 
-  sops.secrets = {
-    ssh_host_rsa_key = {
-        key = "rsa";
-        path = "/etc/ssh/ssh_host_rsa_key";
-        sopsFile = ./host-keys + "/${hostName}.yaml";
+    services.openssh = lib.mkIf config.services.openssh.enable {
+      hostKeys = [
+        { path = "/etc/ssh/ssh_host_rsa_key";
+          type = "rsa";
+        }
+        { path = "/etc/ssh/ssh_host_ed25519_key";
+          type = "ed25519";
+        }
+      ];
     };
-    ssh_host_ed25519_key = {
-        key = "ed25519";
-        path = "/etc/ssh/ssh_host_ed25519_key";
-        sopsFile = ./host-keys + "/${hostName}.yaml";
+
+    sops.secrets = lib.mkIf config.services.openssh.enable {
+      ssh_host_rsa_key = {
+          key = "rsa";
+          path = "/etc/ssh/ssh_host_rsa_key";
+          sopsFile = ./host-keys + "/${hostName}.yaml";
+      };
+      ssh_host_ed25519_key = {
+          key = "ed25519";
+          path = "/etc/ssh/ssh_host_ed25519_key";
+          sopsFile = ./host-keys + "/${hostName}.yaml";
+      };
     };
-  };
 
-  environment.etc = {
-    "ssh/ssh_host_rsa_key.pub".text = config.services.openssh.knownHosts."${hostName}-rsa".publicKey;
-    "ssh/ssh_host_ed25519_key.pub".text = config.services.openssh.knownHosts."${hostName}-ed25519".publicKey;
-  };
+    environment.etc = lib.mkIf config.services.openssh.enable {
+      "ssh/ssh_host_rsa_key.pub".text = config.services.openssh.knownHosts."${hostName}-rsa".publicKey;
+      "ssh/ssh_host_ed25519_key.pub".text = config.services.openssh.knownHosts."${hostName}-ed25519".publicKey;
+    };
 
-  systemd.user.services."ssh-agent".enable = lib.mkForce false; # ssh-agent should be done via home-manager
+    environment.systemPackages = lib.mkIf config.services.openssh.enable (with pkgs; [
+      rxvt_unicode.terminfo
+    ]);
+  };
 }
-- 
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