initial commit, db and user creation

Author: cw00dw0rd

index.js

@@ -0,0 +1,45 @@
+'use strict';
+const { aql, query, db } = require("@arangodb");
+const createRouter = require('@arangodb/foxx/router');
+const users = require("@arangodb/users");
+
+const router = createRouter();
+const joi = require('joi');
+
+module.context.use(router);
+
+router.post('/createDB', function (req,res) {
+  const data = req.body;
+  const dbName = data.dbName ? data.dbName : randomStringGenerator();
+  const username = data.username ? data.username : randomStringGenerator();
+  const password = data.password ? data.password : randomStringGenerator();
+
+
+// If user doesn't exist, create the user
+  try {
+    users.document(username);
+    // If user does exist send error response.
+      res.send("User already exists, please supply new username.").status(409);
+  } catch(err) {
+    // Handle duplicate database name.
+    try {
+      db._createDatabase(dbName);
+    } catch (err) {
+      res.send("Database already exists or invalid name supplied, please supply new dbName.").status(400);
+    }
+    users.save(username, password, true);
+    // Grants user access only to newly created database
+    users.grantDatabase(username, dbName, 'rw');
+    res.send({dbName, username, password});
+  }
+})
+.body(joi.object().required(), 'Creates a new database, optionally provide dbName, username, or password ')
+.response(joi.object().required(), 'Returns database name, username, and password.')
+.summary('Creates a database and returns name and login credentials.')
+.description('Creates a database with potentially randomly generated dbName, username, and password. ');
+
+
+function randomStringGenerator() {
+  // Database name must start with letter.
+  return  "ML" + Math.random().toString(36).substring(2, 15) + Math.random().toString(36).substring(2, 15);
+}

manifest.json

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+{
+  "engines": {
+    "arangodb": "^3.5.0"
+  },
+  "main": "index.js",
+  "scripts": {
+    "setup": "scripts/setup.js"
+  }
+}

scripts/setup.js

@@ -0,0 +1 @@
+