79 lines
2.5 KiB
Nix
79 lines
2.5 KiB
Nix
{
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description = "A basic Go web server setup";
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inputs = {
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nixpkgs.url = "nixpkgs/nixos-unstable";
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utils.url = "github:numtide/flake-utils";
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portable-svc.url = "git+https://tulpa.dev/cadey/portable-svc.git?ref=main";
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};
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outputs = { self, nixpkgs, utils, portable-svc }:
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utils.lib.eachSystem [
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"x86_64-linux"
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"aarch64-linux"
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"x86_64-darwin"
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"aarch64-darwin"
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] (system:
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let
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pkgs = import nixpkgs {
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overlays = [ portable-svc.overlay ];
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inherit system;
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};
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version = builtins.substring 0 8 self.lastModifiedDate;
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in {
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defaultPackage = pkgs.buildGoModule {
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pname = "web-server";
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inherit version;
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src = ./.;
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# This hash locks the dependencies of this package. It is
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# necessary because of how Go requires network access to resolve
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# VCS. See https://www.tweag.io/blog/2021-03-04-gomod2nix/ for
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# details. Normally one can build with a fake sha256 and rely on native Go
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# mechanisms to tell you what the hash should be or determine what
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# it should be "out-of-band" with other tooling (eg. gomod2nix).
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# To begin with it is recommended to set this, but one must
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# remeber to bump this hash when your dependencies change.
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#vendorSha256 = pkgs.lib.fakeSha256;
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vendorSha256 = "sha256-pQpattmS9VmO3ZIQUFn66az8GSmB4IvYhTTCFn6SUmo=";
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};
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packages = {
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docker = let
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web = self.defaultPackage.${system};
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in pkgs.dockerTools.buildLayeredImage {
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name = web.pname;
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tag = web.version;
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contents = [ web ];
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config = {
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Cmd = [ "/bin/web-server" ];
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WorkingDir = "/";
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};
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};
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web-service = pkgs.substituteAll {
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name = "web-server.service";
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src = ./systemd/web-server.service.in;
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web = self.defaultPackage.${system};
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};
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portable = let
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web = self.defaultPackage.${system};
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in pkgs.portableService {
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inherit (web) version;
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name = web.pname;
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description = "A web server";
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units = [ self.packages.${system}.web-service ];
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};
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};
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defaultApp = utils.lib.mkApp {
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drv = self.defaultPackage.${system};
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};
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devShell = pkgs.mkShell {
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buildInputs = with pkgs; [ go gopls goimports go-tools ];
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};
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});
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}
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