enable host key generation on first boot

flake.nix

@@ -17,6 +17,7 @@
           ./network.patch
           ./pr-28.patch
           ./pr-29.patch
+          ./pr-30.patch
         ];
       };
 

pr-30.patch

@@ -0,0 +1,135 @@
+diff --git a/base.nix b/base.nix
+index 7eaee32..622cbf1 100644
+--- a/base.nix
++++ b/base.nix
+@@ -120,10 +120,6 @@ with lib;
+         root:x:0:
+         nixbld:x:30000:nixbld1,nixbld10,nixbld2,nixbld3,nixbld4,nixbld5,nixbld6,nixbld7,nixbld8,nixbld9
+       '';
+-      "ssh/ssh_host_rsa_key.pub".source = ./ssh/ssh_host_rsa_key.pub;
+-      "ssh/ssh_host_rsa_key" = { mode = "0600"; source = ./ssh/ssh_host_rsa_key; };
+-      "ssh/ssh_host_ed25519_key.pub".source = ./ssh/ssh_host_ed25519_key.pub;
+-      "ssh/ssh_host_ed25519_key" = { mode = "0600"; source = ./ssh/ssh_host_ed25519_key; };
+     };
+     boot.kernelParams = [ "systemConfig=${config.system.build.toplevel}" ];
+     boot.kernelPackages = lib.mkDefault (if pkgs.system == "armv7l-linux" then pkgs.linuxPackages_rpi1 else pkgs.linuxPackages);
+diff --git a/gen_keys b/gen_keys
+deleted file mode 100755
+index ee586a2..0000000
+--- a/gen_keys
++++ /dev/null
+@@ -1,4 +0,0 @@
+-#!/bin/sh
+-mkdir ssh
+-ssh-keygen -t rsa -b 4096 -f ssh/ssh_host_rsa_key -N ""
+-ssh-keygen -t ed25519 -f ssh/ssh_host_ed25519_key -N ""
+diff --git a/runit.nix b/runit.nix
+index d7b0bf3..6d602b6 100644
+--- a/runit.nix
++++ b/runit.nix
+@@ -2,7 +2,6 @@
+ 
+ let
+   sshd_config = pkgs.writeText "sshd_config" ''
+-    HostKey /etc/ssh/ssh_host_rsa_key
+     HostKey /etc/ssh/ssh_host_ed25519_key
+     Port 22
+     PidFile /run/sshd.pid
+@@ -30,6 +29,13 @@ in
+     {
+       "runit/1".source = pkgs.writeScript "1" ''
+         #!${pkgs.runtimeShell}
++
++        ED25519_KEY="/etc/ssh/ssh_host_ed25519_key"
++
++        if [ ! -f $ED25519_KEY ]; then
++          ${pkgs.openssh}/bin/ssh-keygen -t ed25519 -f $ED25519_KEY -N ""
++        fi
++
+         ${lib.optionalString config.not-os.simpleStaticIp ''
+         ip addr add 10.0.2.15 dev eth0
+         ip link set eth0 up
+diff --git a/ssh/ssh_host_ed25519_key b/ssh/ssh_host_ed25519_key
+deleted file mode 100644
+index 62f3b04..0000000
+--- a/ssh/ssh_host_ed25519_key
++++ /dev/null
+@@ -1,7 +0,0 @@
+------BEGIN OPENSSH PRIVATE KEY-----
+-b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAAAMwAAAAtzc2gtZW
+-QyNTUxOQAAACCyu5b2+49W47G9KYQj+7xz1YuY3w3Iz1kb/eIgNWPF7wAAAJhmBZVCZgWV
+-QgAAAAtzc2gtZWQyNTUxOQAAACCyu5b2+49W47G9KYQj+7xz1YuY3w3Iz1kb/eIgNWPF7w
+-AAAEBALOVU4aPZln0n7z7AR5jOoVnT7OhWAJiROqTw9ecEILK7lvb7j1bjsb0phCP7vHPV
+-i5jfDcjPWRv94iA1Y8XvAAAAEGNsZXZlckBhbWQtbml4b3MBAgMEBQ==
+------END OPENSSH PRIVATE KEY-----
+diff --git a/ssh/ssh_host_ed25519_key.pub b/ssh/ssh_host_ed25519_key.pub
+deleted file mode 100644
+index c636ae4..0000000
+--- a/ssh/ssh_host_ed25519_key.pub
++++ /dev/null
+@@ -1 +0,0 @@
+-ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAILK7lvb7j1bjsb0phCP7vHPVi5jfDcjPWRv94iA1Y8Xv clever@amd-nixos
+diff --git a/ssh/ssh_host_rsa_key b/ssh/ssh_host_rsa_key
+deleted file mode 100644
+index d9c3b46..0000000
+--- a/ssh/ssh_host_rsa_key
++++ /dev/null
+@@ -1,51 +0,0 @@
+------BEGIN RSA PRIVATE KEY-----
+-MIIJKAIBAAKCAgEAxTB2amEQdRnxKKoTpm81Eydd0gSgiotd0Ujeg+eEkArLwlWv
+-6gjoeNEzcNH8tZ0g3sjk1SVheZNxdHWCXqJnL/EIpoGn8VNW7pgRP1ZgW48wPjJ7
+-dN8eve/28d2QCDYEkZNDTjHzDEHP/TxngjA6lli0KX6SfJbKUmqR/kdn8A5NpsjM
+-BmjQ/UkMTAH/KG3HhSHRoljHFsyfKw917a3uO9ahLiEnFih36/V9anjljboEZAux
+-XKNFUJFWkn+QPGLnPQtrP85ZUtSEFiwjOCcjCctps+miRJwZsNHE2erqelJbJb7v
+-Cq+paoffxc27U7dhvLoz2f9XalW4Sj8mL45kyysrN4WBSDxi1znPjxD6PuNsabCe
+-TBisHj2M09Zv7hZIoR53Jv6cjwZoML5MN6VA2yc/OAoYvDAJET/ZRPkl8tzzvMXo
+-Y+bfyUitYA3FJjBInFm+mmVkHTqi/V7SwFKWGXRhAO2JU0cUXUrDyI7OKnNS4Vue
+-h5O7UHGhtBvoFLDpkr9GJwNJNZXtNdK77eQXPDkv0k2qQcLZQLGRR4hBTIL9GAgE
+-3nlCGs6bNw+OgaiWMqcLwoe8IBeq0WDrjRDEuyoIOREAQYZ0twYrhvT5rLXhz9IJ
+-nUyn7P7uX4/i2tDWy3iPHJHNtFSD2lLA+xuXA6xoW1REfL3lCpIHZtpopP8CAwEA
+-AQKCAgEAjbNYtPNRd0UQJq+pdUWe90enxP8sOsMRxQ4/ULxzZ2tKpzkaM+z42bFD
+-7QQJPJ1QfKgSwRSeqlYJBq5W5BiCXFIybCzp+aJw6v3+DuzMS59nBJsUWpTnq4gg
+-hgg4s53VxKL1j+CXDqzQgOMCYuyzfUz7EoJxU/SsKXOJvBemGjy9EmhjLQvvesQe
+-gRRCPtQ8t2/pDGgNkVWz36a5kPYXJ4sBwntychrcqoR7/qIoG6Ob+iTo7HArpEz8
+-0EO465wLHbPx+yUWzU4IKULIgFaneCdjqzTuNa2TTJxBgHOu0f4Sn9pIPv6imPpR
+-FPzVa8BxDMUl87bpI3G8ACbHEw+ZX52wxC5/149ofu9jxBiGxODsmCGullIsGnEH
+-F0PhA2kJzzb/MPcfZRGTvp0kbP9i3DM1yTa2vLSWT2hCi94zpRRiWMgN4azwvQeA
+-o/KLlQ78hRu8wdJ5lwn5/iDpDr13TN5cHc7uhf/bVdwOcS9uSMAZvdIqazThQhgy
+-G3AF5oIg/8MYz/pGwZg4aUmLTXB8O/Xgqtj5yUduMxR/vChZiKWHNt6EWT1VMHKs
+-ktVBiLUZvp8kfWqSNVcLjt7tI2+Dwy2hNIPpRXZOu7cSf0A0YsZlcB/MLWBKKtMk
+-mnYL1+rFTuR9TB6YkmDWwRqTHTEtyaXPADRX9j8Y0kF0Qd0JATECggEBAPp1+P5m
+-wWMn2xOuBb+Znv036O+NOnQ+OPP04lFXwSHUsR6BMPJDaA2B3n+15vGCxzMLNQsl
+-qn44WiUm2hv8BwO9DkFm/VpB9yj+30gnP6RXThPUsO6msN1XTa+F6GnnoJ8vRfnO
+-9+iRU97Owwi8IGoHeVlsXRKhbi6cIJ0Y711b6uN97mBnOB+ig0F7L2lHrRRVYO3R
+-SPpvZunsksZEoxdNGM4qTbhVjFve1gXWHNzzqDGzCqwnPWynVE8jEjM3jEp5GRKo
+-jIEEN4k1SBI5Ovou07qogLgtsZnudxlJCDSgLITlJbCMwluZ+sjpxu6GIZrbNtYt
+-yaCS+wwMvZYuWbcCggEBAMmM4kv2Na9Y272/oRIh5J14op4qMBWOqjXTdAX0WhrD
+-ay/+s77t6Gq/oMgmulqQLLgZcGkrz7Z8DWfdNoSxZvQQcftr3CHrgRiZvyFzvhRN
+-bnk3vTAT1Ay1nRFOmHsciOGVI8EijRVIunFJu2r4aIfQ6RUpBV16RwMk9CYjYcA1
+-DAYc+IEDfH9SFmWAkO2/X9Gv7616fvAQsIjT+lSTkM6SPpvvwW7g/X3sM138ATJm
+-8EcBbT7NvTmGbVSDYhzSyPc/DfZXnNhSMXPZrbwRJQNhUzL26TsOJUCzzD9yhwAC
+-JTOON3VBqE3IRlKVlts5bghDcCxxFVK87U2pR6BvrvkCggEAWmTboc2qPEQ1MEwd
+-bQJfvFpCarrY/v06Buo6CEuYu8IMzsqnxLgJRN67U/Jt0Hp3tHd2BHjqqLVj64az
+-L2hti67fB0HJbJrkPlqGcX8g3ApadpPL68YjjS8mLZQxxo8/jFQ+eCN3m+tfjsmm
+-4G8tb7cU1+5hRQkYQCA/MRO/yD0VcFeSAh8exWQc5TQ1b1TcJbuOySZApYoxZXnp
+-mz9IcW905WulM0NE7h9ltSOKtUAHUzCgSHO9Gorlxc4NkoiYzIQaRX6pfyLrfEzL
+-nzAilgryhaqtEkwDjl/fgjO2j2/DwY8GZErZFsBjH8In9wxX8pDtoK1T2O1TSA0N
+-G7fMzwKCAQA1omgWDs76eor/U59pU9uijBe6Pz/MfMqOyFZ3vy67MIW1n/H1PRo8
+-TgJbQPMWZod/9kUTt7TuutRWb2eyqALdsAKlBW7vF9yiz0ctf791Z6WeXFbcFGq5
+-dxr1IBUzrcQ/Q5DgNHGW2GPFAfn93Vzzx4Q/PUtQNNnw3EScYY4BuBwbBFqc+nCG
+-8TFEkZH/so2tH0SIxbBB8i8IOmDDYQGH9yLyHDs9ZmIOwGxq9kTbRMlsG9UWgWl5
+-hWxSsSPKx8zy/rSYeXgjmLvQOH0jLuzKmXuqdEpcjMcdELupprCGMAv2TEI10eMX
+-z9Pm5ife7sl5KXkQWodyHRSJNiL5br8BAoIBADu7tRChFC5oplnjQ2LYNbS58pv3
+-+44RLBe6pZjiHTo9lSRmS+ymRrVoGyJWHEsS1eWjYZseuLjgQ0GuegF7fpeqqIST
+-gXRaJ3OkjBWXtSNt48zsaWUMUO6qI8V7viMmxnzWskELaoHJTmOQSUXS9/L0/MFz
+-1vhe6VN+xxlb0+x2if326RGJBIrDwInnTcMoIT0kPo1t9HWvs1pO29Qkg3Zellmg
+-iEarmJVdr9WO26j72e1IYBauorVQHG9rqdv6YOdtvqKSqqh/Axm3G2HAXKJd7s9T
+-FZYTE/OZsUWzEbRv73ZbzDFhva3BbHAHV71y4Uyllk85/PQ5qXISkf84gM4=
+------END RSA PRIVATE KEY-----
+diff --git a/ssh/ssh_host_rsa_key.pub b/ssh/ssh_host_rsa_key.pub
+deleted file mode 100644
+index 63dbd02..0000000
+--- a/ssh/ssh_host_rsa_key.pub
++++ /dev/null
+@@ -1 +0,0 @@
+-ssh-rsa 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 clever@amd-nixos