v12.0.0 - initial commit

packages/server/migrations/1623413776161-create-operator-ids.js

@@ -0,0 +1,53 @@
+var db = require('./db')
+const pify = require('pify')
+const fs = pify(require('fs'))
+const hkdf = require('futoin-hkdf')
+
+const state = require('../lib/middlewares/state')
+const mnemonicHelpers = require('../lib/mnemonic-helpers')
+
+function computeOperatorId(masterSeed) {
+  return hkdf(masterSeed, 16, {
+    salt: 'lamassu-server-salt',
+    info: 'operator-id',
+  }).toString('hex')
+}
+
+function getMnemonic() {
+  if (state.mnemonic) return Promise.resolve(state.mnemonic)
+  return fs.readFile(process.env.MNEMONIC_PATH, 'utf8').then(mnemonic => {
+    state.mnemonic = mnemonic
+    return mnemonic
+  })
+}
+
+function generateOperatorId() {
+  return getMnemonic()
+    .then(mnemonic => {
+      return computeOperatorId(mnemonicHelpers.toEntropyBuffer(mnemonic))
+    })
+    .catch(e => {
+      console.error('Error while computing operator id\n' + e)
+      throw e
+    })
+}
+
+exports.up = function (next) {
+  return generateOperatorId().then(operatorId => {
+    const sql = [
+      `CREATE TABLE operator_ids (
+          id serial PRIMARY KEY,
+          operator_id TEXT NOT NULL,
+          service TEXT NOT NULL
+        )`,
+      `INSERT INTO operator_ids (operator_id, service) VALUES ('${operatorId}','middleware')`,
+      `INSERT INTO operator_ids (operator_id, service) VALUES ('${operatorId}','coinatmradar')`,
+      `INSERT INTO operator_ids (operator_id, service) VALUES ('${operatorId}','authentication')`,
+    ]
+    db.runAll(sql, next)
+  })
+}
+
+exports.down = function (next) {
+  next()
+}