Initial Commit: Phoenix Liveview App

2024-11-01 17:53:00 +00:00
commit f99153d6fd
50 changed files with 2767 additions and 0 deletions
--- a/flake.nix
+++ b/flake.nix
@@ -0,0 +1,71 @@
+{
+  description = "monfari";
+  inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
+
+  outputs = {
+    self,
+    nixpkgs,
+    systems,
+  }: let
+    inherit (nixpkgs) lib;
+    eachSystem = f:
+      lib.genAttrs (import systems) (system:
+        f {
+          inherit system;
+          pkgs = nixpkgs.legacyPackages.${system};
+          ownPkgs = self.packages.${system};
+        });
+  in {
+    devShells = eachSystem ({pkgs, ...}: {
+      default = pkgs.beam.packages.erlang_26.callPackage ./shell.nix {};
+    });
+    packages = eachSystem ({pkgs, ...}: {
+      default = pkgs.beam.packages.erlang_26.callPackage ./default.nix {
+        inherit self;
+      };
+    });
+
+    nixosModules = {
+      default = { lib, pkgs, config, ... }: let
+        monfari = self.packages.${pkgs.system}.default;
+        gen-secret = pkgs.writeShellScript "gen-secret" ''
+          (umask 077; [ -f $1/$2 ] || ${pkgs.coreutils}/bin/head -c 128 /dev/urandom | ${pkgs.coreutils}/bin/base64 -w0 > $1/$2)
+        '';
+        secret = var: dir: file: ''
+          ${gen-secret} "${dir}" "${file}"
+          ${var}=$(${pkgs.coreutils}/bin/cat "${dir}/${file}")
+        '';
+        script = pkgs.writeShellScriptBin "monfari" ''
+          ${secret "RELEASE_COOKIE" "/run/monfari" "cookie"}
+          RELEASE_COOKIE="$RELEASE_COOKIE" ${lib.getExe monfari} "$@"
+        '';
+        cfg = config.services.bluepython508.monfari;
+      in {
+        options.services.bluepython508.monfari = {
+          enable = lib.mkEnableOption "monfari";
+          host = lib.mkOption { type = lib.types.str; };
+          bind = lib.mkOption { type = lib.types.str; };
+        };
+        config.environment.systemPackages = lib.mkIf cfg.enable [ script ];
+        config.systemd.services.monfari = lib.mkIf cfg.enable {
+          description = "monfari";
+          environment = {
+            SERVER = "true";
+            DATABASE_PATH = "/var/lib/monfari/db.sqlite";
+            BIND = "";
+            PHX_HOST = cfg.host;
+          };
+          script = ''
+            ${secret "SECRET_KEY_BASE" "/var/lib/monfari" "secret-key-base"}
+            SECRET_KEY_BASE="$SECRET_KEY_BASE" ${lib.getExe script} start
+          '';
+          wantedBy = [ "multi-user.target" ];
+          serviceConfig = {
+            RuntimeDirectory = "monfari";
+            DynamicUser = true;
+          };
+        };
+      };
+    };
+  };
+}