Add support for Geth

Author: vrde

cli.js

@@ -4,41 +4,35 @@ const fs = require("fs");
 const { join } = require("path");
 const { spawnSync } = require("child_process");
 const program = require("commander");
-const run = require("./main");
+const run = require("./main2");
 
 const HOMEDIR = join(require("os").homedir(), ".parity-dev");
 const PARITY_BIN = join(HOMEDIR, "parity");
 
 var noAction = true;
 
-function setup() {
-  try {
-    fs.mkdirSync(HOMEDIR);
-  } catch (err) {
-    if (err.code !== "EEXIST") throw err;
-  }
-
-  if (!fs.existsSync(PARITY_BIN)) {
-    console.log("Download latest Parity version, please wait");
-    spawnSync(join(__dirname, "get_parity.sh"), { stdio: "inherit" });
-  }
-}
-
 program
   .version("0.0.1")
   .option("-w, --workdir <dir>", "Specify a working dir.", "parity-data");
 
 program
-  .command("run")
-  .description("Run Parity in development mode.")
+  .command("parity")
+  .description("Run a Parity development node.")
+  .action(cmd => {
+    noAction = false;
+    run("parity", program.workdir);
+  });
+
+program
+  .command("geth")
+  .description("Run a Geth development node.")
   .action(cmd => {
     noAction = false;
-    run(program.workdir);
+    run("geth", program.workdir);
   });
 
-setup();
 program.parse(process.argv);
 
 if (noAction) {
-  run(program.workdir);
+  run("geth", program.workdir);
 }

crypto.js

@@ -0,0 +1,28 @@
+const fs = require("fs");
+const path = require("path");
+
+const secp256k1 = require("secp256k1");
+const keythereum = require("keythereum");
+const { sha3, bytesToHex } = require("web3-utils");
+
+function getKeypair(keyObject, password) {
+  const privateKey = keythereum.recover(password, keyObject);
+  const publicKey = secp256k1.publicKeyCreate(privateKey, false).slice(1, 65);
+  return {
+    address: "0x" + sha3(bytesToHex(publicKey)).slice(-40),
+    privateKey: bytesToHex(privateKey)
+  };
+}
+
+function getKeypairs(keysDir, password) {
+  return fs
+    .readdirSync(keysDir)
+    .filter(filename => filename.startsWith("UTC--"))
+    .map(filename => JSON.parse(fs.readFileSync(path.join(keysDir, filename))))
+    .map(keyObject => getKeypair(keyObject, password));
+}
+
+module.exports = {
+  getKeypair: getKeypair,
+  getKeypairs: getKeypairs
+};