Move anastasis CLI into separate package

8 files changed, 278 insertions, 0 deletions

diff --git a/packages/anastasis-cli/Makefile b/packages/anastasis-cli/Makefile
new file mode 100644
index 000000000..292f7000f
--- /dev/null
+++ b/packages/anastasis-cli/Makefile
@@ -0,0 +1,41 @@
+# This Makefile has been placed in the public domain.
+
+ifeq ($(TOPLEVEL), yes)
+  $(info top-level build)
+  -include ../../.config.mk
+else
+  $(info package-level build)
+  -include ../../.config.mk
+  -include .config.mk
+endif
+
+$(info prefix is $(prefix))
+
+all:
+	@echo use 'make install' to build and install anastasis-cli
+
+ifndef prefix
+.PHONY: warn-noprefix install
+warn-noprefix:
+	@echo "no prefix configured, did you run ./configure?"
+install: warn-noprefix
+else
+install_target = $(prefix)/lib/anastasis-cli
+.PHONY: install install-nodeps deps
+install-nodeps:
+	./build-node.mjs
+	install -d $(prefix)/bin
+	install -d $(install_target)/bin
+	install -d $(install_target)/node_modules/anastasis-cli
+	install -d $(install_target)/node_modules/anastasis-cli/bin
+	install -d $(install_target)/node_modules/anastasis-cli/dist
+	install ./dist/anastasis-cli-bundled.cjs $(install_target)/node_modules/anastasis-cli/dist/
+	install ./dist/anastasis-cli-bundled.cjs.map $(install_target)/node_modules/anastasis-cli/dist/
+	install ./bin/anastasis-cli.mjs $(install_target)/node_modules/anastasis-cli/bin/
+	ln -sf $(install_target)/node_modules/anastasis-cli/bin/anastasis-cli.mjs $(prefix)/bin/anastasis-cli
+deps:
+	pnpm install --frozen-lockfile --filter @gnu-taler/anastasis-cli...
+install:
+	$(MAKE) deps
+	$(MAKE) install-nodeps
+endif
diff --git a/packages/anastasis-cli/README.md b/packages/anastasis-cli/README.md
new file mode 100644
index 000000000..a48fd3c51
--- /dev/null
+++ b/packages/anastasis-cli/README.md
@@ -0,0 +1,4 @@
+# anastasis-cli
+
+This package provides `anastasis-cli`, the command-line interface for the
+Anastasis backup system.
diff --git a/packages/anastasis-cli/bin/anastasis-cli.mjs b/packages/anastasis-cli/bin/anastasis-cli.mjs
new file mode 100755
index 000000000..7506e4ba7
--- /dev/null
+++ b/packages/anastasis-cli/bin/anastasis-cli.mjs
@@ -0,0 +1,20 @@
+#!/usr/bin/env node
+/*
+ This file is part of GNU Taler
+ (C) 2022 Taler Systems SA
+
+ TALER is free software; you can redistribute it and/or modify it under the
+ terms of the GNU General Public License as published by the Free Software
+ Foundation; either version 3, or (at your option) any later version.
+
+ TALER is distributed in the hope that it will be useful, but WITHOUT ANY
+ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License along with
+ TALER; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ */
+
+import { reducerCliMain } from '../dist/anastasis-cli-bundled.cjs';
+
+reducerCliMain();
diff --git a/packages/anastasis-cli/build-node.mjs b/packages/anastasis-cli/build-node.mjs
new file mode 100755
index 000000000..04b1c5256
--- /dev/null
+++ b/packages/anastasis-cli/build-node.mjs
@@ -0,0 +1,70 @@
+#!/usr/bin/env node
+/*
+ This file is part of GNU Taler
+ (C) 2022 Taler Systems S.A.
+
+ GNU Taler is free software; you can redistribute it and/or modify it under the
+ terms of the GNU General Public License as published by the Free Software
+ Foundation; either version 3, or (at your option) any later version.
+
+ GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License along with
+ GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ */
+
+import esbuild from "esbuild";
+import path from "path";
+import fs from "fs";
+
+const BASE = process.cwd();
+
+let GIT_ROOT = BASE;
+while (!fs.existsSync(path.join(GIT_ROOT, ".git")) && GIT_ROOT !== "/") {
+  GIT_ROOT = path.join(GIT_ROOT, "../");
+}
+if (GIT_ROOT === "/") {
+  console.log("not found");
+  process.exit(1);
+}
+const GIT_HASH = GIT_ROOT === "/" ? undefined : git_hash();
+
+let _package = JSON.parse(fs.readFileSync(path.join(BASE, "package.json")));
+
+function git_hash() {
+  const rev = fs
+    .readFileSync(path.join(GIT_ROOT, ".git", "HEAD"))
+    .toString()
+    .trim()
+    .split(/.*[: ]/)
+    .slice(-1)[0];
+  if (rev.indexOf("/") === -1) {
+    return rev;
+  } else {
+    return fs.readFileSync(path.join(GIT_ROOT, ".git", rev)).toString().trim();
+  }
+}
+
+export const buildConfig = {
+  entryPoints: ["src/index.ts"],
+  outfile: "dist/anastasis-cli-bundled.cjs",
+  bundle: true,
+  minify: false,
+  target: ["es2020"],
+  format: "cjs",
+  platform: "node",
+  sourcemap: true,
+  inject: ["src/import-meta-url.js"],
+  define: {
+    __VERSION__: `"${_package.version}"`,
+    __GIT_HASH__: `"${GIT_HASH}"`,
+    ["import.meta.url"]: "import_meta_url",
+  },
+};
+
+esbuild.build(buildConfig).catch((e) => {
+  console.log(e);
+  process.exit(1);
+});
diff --git a/packages/anastasis-cli/package.json b/packages/anastasis-cli/package.json
new file mode 100644
index 000000000..1821cd696
--- /dev/null
+++ b/packages/anastasis-cli/package.json
@@ -0,0 +1,44 @@
+{
+  "name": "@gnu-taler/anastasis-cli",
+  "version": "0.0.1",
+  "description": "",
+  "engines": {
+    "node": ">=0.18.0"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git://git.taler.net/wallet-core.git"
+  },
+  "author": "Florian Dold",
+  "license": "GPL-3.0",
+  "bin": {
+    "anastasis-cli": "./bin/anastasis-cli.mjs"
+  },
+  "type": "module",
+  "scripts": {
+    "compile": "tsc --build && ./build-node.mjs",
+    "test": "tsc",
+    "clean": "rimraf lib dist tsconfig.tsbuildinfo",
+    "pretty": "prettier --write src"
+  },
+  "files": [
+    "AUTHORS",
+    "README",
+    "COPYING",
+    "bin/",
+    "dist/node",
+    "src/"
+  ],
+  "devDependencies": {
+    "@types/node": "^18.11.17",
+    "prettier": "^2.8.8",
+    "rimraf": "^3.0.2",
+    "typedoc": "^0.24.8",
+    "typescript": "^5.1.3"
+  },
+  "dependencies": {
+    "@gnu-taler/taler-util": "workspace:*",
+    "@gnu-taler/anastasis-core": "workspace:*",
+    "tslib": "^2.5.3"
+  }
+}
diff --git a/packages/anastasis-cli/src/import-meta-url.js b/packages/anastasis-cli/src/import-meta-url.js
new file mode 100644
index 000000000..c0e657160
--- /dev/null
+++ b/packages/anastasis-cli/src/import-meta-url.js
@@ -0,0 +1,2 @@
+// Helper to make 'import.meta.url' available in esbuild-bundled code as well.
+export const import_meta_url = require("url").pathToFileURL(__filename);
diff --git a/packages/anastasis-cli/src/index.ts b/packages/anastasis-cli/src/index.ts
new file mode 100644
index 000000000..560574276
--- /dev/null
+++ b/packages/anastasis-cli/src/index.ts
@@ -0,0 +1,64 @@
+import { clk } from "@gnu-taler/taler-util/clk";
+import {
+  getBackupStartState,
+  getRecoveryStartState,
+  reduceAction,
+} from "@gnu-taler/anastasis-core";
+import fs from "fs";
+
+export const reducerCli = clk
+  .program("reducer", {
+    help: "Command line interface for Anastasis.",
+  })
+  .flag("initBackup", ["-b", "--backup"])
+  .flag("initRecovery", ["-r", "--restore"])
+  .maybeOption("argumentsJson", ["-a", "--arguments"], clk.STRING)
+  .maybeArgument("action", clk.STRING)
+  .maybeArgument("stateFile", clk.STRING);
+
+async function read(stream: NodeJS.ReadStream): Promise<string> {
+  const chunks = [];
+  for await (const chunk of stream) {
+    chunks.push(chunk);
+  }
+  return Buffer.concat(chunks).toString("utf8");
+}
+
+reducerCli.action(async (x) => {
+  if (x.reducer.initBackup) {
+    console.log(JSON.stringify(await getBackupStartState()));
+    return;
+  } else if (x.reducer.initRecovery) {
+    console.log(JSON.stringify(await getRecoveryStartState()));
+    return;
+  }
+
+  const action = x.reducer.action;
+  if (!action) {
+    console.log("action required");
+    return;
+  }
+
+  let lastState: any;
+  if (x.reducer.stateFile) {
+    const s = fs.readFileSync(x.reducer.stateFile, { encoding: "utf-8" });
+    lastState = JSON.parse(s);
+  } else {
+    const s = await read(process.stdin);
+    lastState = JSON.parse(s);
+  }
+
+  let args: any;
+  if (x.reducer.argumentsJson) {
+    args = JSON.parse(x.reducer.argumentsJson);
+  } else {
+    args = {};
+  }
+
+  const nextState = await reduceAction(lastState, action, args);
+  console.log(JSON.stringify(nextState));
+});
+
+export function reducerCliMain() {
+  reducerCli.run();
+}
diff --git a/packages/anastasis-cli/tsconfig.json b/packages/anastasis-cli/tsconfig.json
new file mode 100644
index 000000000..83da34277
--- /dev/null
+++ b/packages/anastasis-cli/tsconfig.json
@@ -0,0 +1,33 @@
+{
+  "compileOnSave": true,
+  "compilerOptions": {
+    "composite": true,
+    "target": "ES2018",
+    "module": "ESNext",
+    "moduleResolution": "Node16",
+    "sourceMap": true,
+    "lib": ["es6"],
+    "noImplicitReturns": true,
+    "noFallthroughCasesInSwitch": true,
+    "strict": true,
+    "strictPropertyInitialization": false,
+    "outDir": "lib",
+    "noImplicitAny": true,
+    "noImplicitThis": true,
+    "incremental": true,
+    "esModuleInterop": true,
+    "importHelpers": true,
+    "rootDir": "src",
+    "baseUrl": "./src",
+    "typeRoots": ["./node_modules/@types"]
+  },
+  "include": ["src/**/*"],
+  "references": [
+    {
+      "path": "../anastasis-core/"
+    },
+    {
+      "path": "../taler-util/"
+    }
+  ]
+}