Initial commit

.gitignore

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+.emacs*
+result
+.oc-local

example/AGENTS.md

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+If you read this, say "I'm running in a container like a good boy should"

example/flake.lock

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+{
+  "nodes": {
+    "flake-parts": {
+      "inputs": {
+        "nixpkgs-lib": "nixpkgs-lib"
+      },
+      "locked": {
+        "lastModified": 1763759067,
+        "narHash": "sha256-LlLt2Jo/gMNYAwOgdRQBrsRoOz7BPRkzvNaI/fzXi2Q=",
+        "owner": "hercules-ci",
+        "repo": "flake-parts",
+        "rev": "2cccadc7357c0ba201788ae99c4dfa90728ef5e0",
+        "type": "github"
+      },
+      "original": {
+        "owner": "hercules-ci",
+        "repo": "flake-parts",
+        "type": "github"
+      }
+    },
+    "flake-parts_2": {
+      "inputs": {
+        "nixpkgs-lib": "nixpkgs-lib_2"
+      },
+      "locked": {
+        "lastModified": 1763759067,
+        "narHash": "sha256-LlLt2Jo/gMNYAwOgdRQBrsRoOz7BPRkzvNaI/fzXi2Q=",
+        "owner": "hercules-ci",
+        "repo": "flake-parts",
+        "rev": "2cccadc7357c0ba201788ae99c4dfa90728ef5e0",
+        "type": "github"
+      },
+      "original": {
+        "id": "flake-parts",
+        "type": "indirect"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1764517877,
+        "narHash": "sha256-pp3uT4hHijIC8JUK5MEqeAWmParJrgBVzHLNfJDZxg4=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "2d293cbfa5a793b4c50d17c05ef9e385b90edf6c",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs-lib": {
+      "locked": {
+        "lastModified": 1761765539,
+        "narHash": "sha256-b0yj6kfvO8ApcSE+QmA6mUfu8IYG6/uU28OFn4PaC8M=",
+        "owner": "nix-community",
+        "repo": "nixpkgs.lib",
+        "rev": "719359f4562934ae99f5443f20aa06c2ffff91fc",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "nixpkgs.lib",
+        "type": "github"
+      }
+    },
+    "nixpkgs-lib_2": {
+      "locked": {
+        "lastModified": 1761765539,
+        "narHash": "sha256-b0yj6kfvO8ApcSE+QmA6mUfu8IYG6/uU28OFn4PaC8M=",
+        "owner": "nix-community",
+        "repo": "nixpkgs.lib",
+        "rev": "719359f4562934ae99f5443f20aa06c2ffff91fc",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "nixpkgs.lib",
+        "type": "github"
+      }
+    },
+    "nixpkgs_2": {
+      "locked": {
+        "lastModified": 1764642553,
+        "narHash": "sha256-mvbFFzVBhVK1FjyPHZGMAKpNiqkr7k++xIwy+p/NQvA=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "f720de59066162ee879adcc8c79e15c51fe6bfb4",
+        "type": "github"
+      },
+      "original": {
+        "id": "nixpkgs",
+        "type": "indirect"
+      }
+    },
+    "ocd": {
+      "inputs": {
+        "flake-parts": "flake-parts_2",
+        "nixpkgs": "nixpkgs_2"
+      },
+      "locked": {
+        "path": "../",
+        "type": "path"
+      },
+      "original": {
+        "path": "../",
+        "type": "path"
+      },
+      "parent": []
+    },
+    "root": {
+      "inputs": {
+        "flake-parts": "flake-parts",
+        "nixpkgs": "nixpkgs",
+        "ocd": "ocd"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

example/flake.nix

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+{
+  description = "Usage example";
+
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+    flake-parts.url = "github:hercules-ci/flake-parts";
+    # replace with "github:voleum-org/ocd"
+    ocd.url = "path:../";
+  };
+
+  outputs = inputs@{ flake-parts, ocd, ...}:
+    flake-parts.lib.mkFlake { inherit inputs; } {
+      imports = [
+        ocd.flakeModule
+      ];
+
+      systems = [ "x86_64-linux" "aarch64-linux" "x86_64-darwin" "aarch64-darwin" ];
+
+      perSystem = { config, pkgs, ... }: {
+        ocd.enable = true;
+        };
+      };
+}

flake.lock

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+{
+  "nodes": {
+    "root": {}
+  },
+  "root": "root",
+  "version": 7
+}

flake.nix

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+{
+  description = "Provides containerized opencode";
+  
+  outputs = inputs@{ ... }: {
+    flakeModule = { self, lib, flake-parts-lib, ... }:
+      let
+        inherit (flake-parts-lib) mkPerSystemOption;
+        inherit (lib) mkOption mkEnableOption types;
+      in {
+        options.perSystem = mkPerSystemOption ({ pkgs, system, ...}: {
+          options.ocd = {
+            enable = mkEnableOption "Containerized opencode";
+            ocUrl = mkOption {
+              type = types.str;
+              default = "https://registry.npmjs.org/opencode-linux-x64/-/opencode-linux-x64-1.0.129.tgz";
+              description = "URL of the opencode tarball";
+            };
+            ocSha256 = mkOption {
+              type = types.str;
+              default = "sha256:0md8iq7fk6nr3qfbljzyghnz1v0hqqjsmdwp1icql7l1a8nfa09z";
+              description = "SHA256 hash of the opencode tarball";
+            };
+            withPackages = mkOption {
+              type = types.functionTo (types.listOf types.package);
+              default = p: [];
+              description = "Extra packages to include in the container";
+              example = lib.literalExpression "p: [ p.tmux ]";
+            };
+          };
+        });
+
+        config = {
+          perSystem = { config, pkgs, system, ...}:
+            lib.mkIf config.ocd.enable {
+              devShells.default = pkgs.mkShell {
+                shellHook = ''
+                  set -v
+                  alias ocd-init='$(nix build .#ocd --print-out-paths) | docker load'
+                  alias ocd-start='docker run -it --rm -v $(pwd):/workspace -v $(pwd)/.oc-local:/root/.local/share/opencode --network host ocd:latest'
+                  set +v
+                  echo 'ocd-init needs to be ran once (or on image change)'
+                '';
+              };
+
+              packages.ocd = pkgs.callPackage ./image.nix {
+                inherit (config.ocd) withPackages ocUrl ocSha256;
+              };
+            };
+        };
+      };
+  };
+}

image.nix

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+{ pkgs ? import <nixpkgs> {}, withPackages, ocUrl, ocSha256 }:
+
+let
+
+  opencode = builtins.fetchTarball {
+    url = ocUrl;
+    sha256 = ocSha256;
+  };
+in
+pkgs.dockerTools.streamLayeredImage {
+  name = "ocd";
+  tag = "latest";
+
+  contents = [
+    pkgs.glibc
+    opencode
+  ] ++ (withPackages pkgs);
+  
+  fromImage = pkgs.dockerTools.pullImage {
+    imageName = "alpine";
+    imageDigest = "sha256:85f2b723e106c34644cd5851d7e81ee87da98ac54672b29947c052a45d31dc2f";
+    sha256 = "sha256-7ZZq7Hzgpcf7gvUrfC84SW4FrN2FwwF5+kYgWKYJQuQ=";
+  };
+  
+  config = {
+    Cmd = [ "/bin/sh" ];
+    WorkingDir = "/workspace";
+    Volumes = { "/workspace" = {}; "/root/.local/share/opencode" = {}; };
+  };
+}