From acab42eaef298b20f2de801cab03458bffe76ad7 Mon Sep 17 00:00:00 2001
From: teutat3s <teutates@mailbox.org>
Date: Sun, 14 Aug 2022 20:11:10 +0200
Subject: [PATCH] Add ssh-tunnel systemd unit to enable backups

from IPv4-only to IPv6-only host
---
 hosts/droppie/droppie.nix | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/hosts/droppie/droppie.nix b/hosts/droppie/droppie.nix
index 47be886c..8918cde2 100644
--- a/hosts/droppie/droppie.nix
+++ b/hosts/droppie/droppie.nix
@@ -25,5 +25,18 @@ in
         ];
       }
     ];
+
+    systemd.user.services.ssh-tunnel-cloud-pub-solar = {
+      unitConfig = {
+        Description = "Reverse SSH connection to enable backups from IPv4-only to IPv6-only host";
+        After = [ "network.target" ];
+      };
+      serviceConfig = {
+        Type = "simple";
+        ExecStart = "${pkgs.openssh}/bin/ssh -vvv -g -N -T -o 'ServerAliveInterval 10' -o 'ExitOnForwardFailure yes' -R 127.0.0.1:22022:localhost:22 cloud.pub.solar";
+        Restart = "always";
+        RestartSec = "5s";
+      };
+    };
   };
 }