Work on drone runner as VM

4 files changed, 102 insertions, 0 deletions

diff --git a/app/drone-ci/build/.gitignore b/app/drone-ci/build/.gitignore
new file mode 100644
index 0000000..ef92077
--- /dev/null
+++ b/app/drone-ci/build/.gitignore
@@ -0,0 +1,2 @@
+result/
+*.qcow2.zst
diff --git a/app/drone-ci/build/Makefile b/app/drone-ci/build/Makefile
new file mode 100644
index 0000000..2814a0d
--- /dev/null
+++ b/app/drone-ci/build/Makefile
@@ -0,0 +1,8 @@
+.PHONY: all
+
+all:
+	nix-build '<nixpkgs/nixos>' -A config.system.build.qcow2 --arg configuration "{ imports = [ ./build-qcow2.nix ]; }" --show-trace
+	zstd -7 -i result/nixos.qcow2 -o drone-runner.qcow2.zst -f
+	RESULTPATH=`readlink result`; rm result; nix-store --delete $$RESULTPATH
+	rclone copy drone-runner.qcow2.zst grgdf:alex/ -vv
+	
diff --git a/app/drone-ci/build/build-qcow2.nix b/app/drone-ci/build/build-qcow2.nix
new file mode 100644
index 0000000..266ba2c
--- /dev/null
+++ b/app/drone-ci/build/build-qcow2.nix
@@ -0,0 +1,24 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+{
+  imports =
+    [ 
+      <nixpkgs/nixos/modules/installer/cd-dvd/channel.nix>
+      ./machine-config.nix
+    ];
+
+  system.build.qcow2 = import <nixpkgs/nixos/lib/make-disk-image.nix> {
+    inherit lib config;
+    pkgs = import <nixpkgs> { inherit (pkgs) system; }; # ensure we use the regular qemu-kvm package
+    diskSize = 8192;
+    format = "qcow2";
+    configFile = pkgs.writeText "configuration.nix"
+      ''
+        {
+          imports = [ <./machine-config.nix> ];
+        }
+      '';
+  };
+}
diff --git a/app/drone-ci/build/machine-config.nix b/app/drone-ci/build/machine-config.nix
new file mode 100644
index 0000000..3b55078
--- /dev/null
+++ b/app/drone-ci/build/machine-config.nix
@@ -0,0 +1,68 @@
+{ pkgs, lib, ... }:
+
+with lib;
+
+{
+  imports = [
+    <nixpkgs/nixos/modules/profiles/qemu-guest.nix>
+  ];
+
+  config = {
+    fileSystems."/" = {
+      device = "/dev/disk/by-label/nixos";
+      fsType = "ext4";
+      autoResize = true;
+    };
+
+    boot.growPartition = true;
+    boot.kernelParams = [ "console=ttyS0" ];
+    boot.loader.grub.device = "/dev/vda";
+    boot.loader.timeout = 0;
+
+    users.extraUsers.root.openssh.authorizedKeys.keys = [
+      "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIJpaBZdYxHqMxhv2RExAOa7nkKhPBOHupMP3mYaZ73w9 lx@lindy"
+    ];
+    services.openssh.enable = true;
+    services.openssh.permitRootLogin = "prohibit-password";
+    networking.firewall = {
+      enable = true;
+      allowedTCPPorts = [ 22 ];
+    };
+
+    virtualisation.docker.enable = true;
+    virtualisation.oci-containers.backend = "docker";
+    virtualisation.oci-containers.containers = {
+      drone_runner = {
+        image = "drone/drone-runner-docker:1.4.0";
+        volumes = [
+          "/nix:/nix"
+          "/var/run/docker.sock:/var/run/docker.sock"
+        ];
+        environment = {
+          DRONE_RPC_PROTO = "https";
+          DRONE_RPC_HOST = "drone.deuxfleurs.fr";
+          DRONE_RUNNER_CAPACITY = "1";
+          DRONE_DEBUG = "true";
+          DRONE_LOGS_TRACE = "true";
+          DRONE_RPC_DUMP_HTTP = "true";
+          DRONE_RPC_DUMP_HTTP_BODY = "true";
+          DRONE_RUNNER_LABELS = "nix:1";
+        };
+        environmentFiles = [
+          "/dev/qemu/dronesecret0"
+        ];
+      };
+      drone_gc = {
+        image = "drone/gc:latest";
+        volumes = [
+          "/var/run/docker.sock:/var/run/docker.sock"
+        ];
+        environment = {
+          GC_DEBUG = "true";
+          GC_CACHE = "10gb";
+          GC_INTERVAL = "10m";
+        };
+      };
+    };
+  };
+}