Backup Cognito user pool and copy it to S3

.babelrc

@@ -0,0 +1,8 @@
+{
+  "plugins": [["babel-plugin-dotenv", {
+    "replacedModuleName": "babel-dotenv"
+  }]],
+  "presets": [
+    "@babel/preset-env"
+  ]
+}

.circleci/config.yml

@@ -0,0 +1,72 @@
+# Javascript Node CircleCI 2.0 configuration file
+#
+# Check https://circleci.com/docs/2.0/language-javascript/ for more details
+#
+
+defaults: &defaults
+  docker:
+    - image: circleci/node:10.15.3
+  working_directory: ~/sinopia_user_backup
+
+version: 2
+jobs:
+  build:
+    <<: *defaults
+    steps:
+      - checkout
+      - setup_remote_docker
+      - restore_cache:
+          keys:
+            - dependencies-{{ checksum "package.json" }}
+            # fallback to using the latest cache if no exact match is found
+            - dependencies-
+      - run:
+          name: Install dependencies
+          command: npm install
+      - save_cache:
+          paths:
+            - node_modules
+          key: dependencies-{{ checksum "package.json" }}
+      - run:
+          name: Run linter
+          command: npm run lint
+      - run:
+          name: Setup Code Climate test-reporter
+          command: |
+            curl -L https://codeclimate.com/downloads/test-reporter/test-reporter-latest-linux-amd64 > ./cc-test-reporter
+            chmod +x ./cc-test-reporter
+      - run:
+          name: Run unit tests
+          command: |
+            ./cc-test-reporter before-build
+            npm test
+            ./cc-test-reporter after-build --exit-code $?
+  register_image:
+    <<: *defaults
+    steps:
+      - checkout
+      - setup_remote_docker
+      - restore_cache:
+          key: dependencies-{{ checksum "package.json" }}
+      - attach_workspace:
+          at: .
+      - run:
+          name: Build & push docker image
+          # NOTE: the env variables holding docker credentials are stored in the CircleCI dashboard
+          command: |
+            docker build -t ld4p/sinopia_user_backup:latest .
+            echo $DOCKER_PASS | docker login -u $DOCKER_USER --password-stdin
+            docker push ld4p/sinopia_user_backup:latest
+
+workflows:
+  version: 2
+  build:
+    jobs:
+      - build
+      - register_image:
+          requires:
+            - build
+          filters:
+            branches:
+              only:
+                - master

.codeclimate.yml

@@ -0,0 +1,21 @@
+version: "2"
+
+exclude_patterns:
+  - "__tests__/"
+  - 'eslintrc.js'
+  - 'jest.config.js'
+  - '**/node_modules/'
+
+plugins:
+  eslint:
+    enabled: true
+    config:
+      config: .eslintrc.js
+    channel: "eslint-5"
+  duplication:
+    enabled: true
+    config:
+      languages:
+      - javascript:
+  nodesecurity:
+    enabled: true

.dockerignore

@@ -0,0 +1,8 @@
+.dockerignore
+.env
+.git
+.node-version
+Dockerfile
+__tests__
+node_modules
+npm-debug.log

.eslintrc.js

@@ -0,0 +1,40 @@
+module.exports = {
+  plugins: [
+    "import",
+    "jest",
+    "security"
+  ],
+  extends: [
+    "eslint:recommended",
+    "plugin:node/recommended",
+    "plugin:import/errors",
+    "plugin:import/warnings",
+    "plugin:security/recommended",
+    "plugin:jest/recommended"
+  ],
+  env: {
+    "es6": true,
+    "jest": true,
+    "node": true
+  },
+  parser: "babel-eslint",
+  parserOptions: {
+    ecmaVersion: 2019,
+    sourceType: "module"
+  },
+  overrides: [
+    {
+      "files": ["**/*.js"],
+      "rules": {
+        // See https://github.com/mysticatea/eslint-plugin-node/blob/master/docs/rules/no-unsupported-features/es-syntax.md
+        //   rule supposedly matches ECMA version with node
+        //   we get: "Import and export declarations are not supported yet"
+        "node/no-unsupported-features/es-syntax": "off",
+        // Avoiding: "warning  Found fs.readFileSync with non literal argument ..."
+        "security/detect-non-literal-fs-filename": "off",
+        // this is a CLI tool; we DO want to send output to console
+        "no-console": "off",
+      }
+    }
+  ]
+}

Dockerfile

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+FROM circleci/node:10.15
+
+WORKDIR /home/circleci
+
+COPY . .
+
+RUN npm install
+
+# TODO: Add CMD later once JavaScript package is in place

README.md

@@ -1,2 +1,30 @@
+[![CircleCI](https://circleci.com/gh/LD4P/sinopia_indexing_pipeline.svg?style=svg)](https://circleci.com/gh/LD4P/sinopia_indexing_pipeline)
+[![Code Climate](https://codeclimate.com/github/LD4P/sinopia_indexing_pipeline/badges/gpa.svg)](https://codeclimate.com/github/LD4P/sinopia_indexing_pipeline)
+[![Code Climate Test Coverage](https://codeclimate.com/github/LD4P/sinopia_indexing_pipeline/badges/coverage.svg)](https://codeclimate.com/github/LD4P/sinopia_indexing_pipeline/coverage)
+
 # sinopia_user_backup
-A Node component for backing up the Cognito user pool for Sinopia
+
+A Node application that backs up Cognito user pools for the Sinopia project.
+
+## Testing
+
+### Run the linter
+
+```shell
+$ npm run lint
+```
+
+### Run unit tests
+
+```shell
+$ npm test
+```
+
+## Build and push image
+
+The CircleCI build is configured to perform these steps automatically on any successful build on the `master` branch. If you need to manually build and push an image, you can do this:
+
+```shell
+$ docker build -t ld4p/sinopia_user_backup:latest .
+$ docker push ld4p/sinopia_user_backup:latest
+```

__tests__/backupUsers.test.js

@@ -0,0 +1,5 @@
+describe('backupUsers', () => {
+  test('dummy test', () => {
+    expect(true).toEqual(true)
+  })
+})

bin/backup

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+#!/usr/bin/env bash
+
+npx babel-node src/backupUsers.js

config/default.js

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+// Allow populating ENV variables using not-check-in .env file (for secrets)
+require('dotenv').config()
+
+module.exports = {
+  awsAccessKey: process.env.AWS_ACCESS_KEY_ID || '',
+  awsAccessSecret: process.env.AWS_SECRET_ACCESS_KEY || '',
+  awsRegion: process.env.AWS_REGION || 'us-west-2',
+  s3BucketUri: process.env.S3_BUCKET_URI || '',
+  userPoolId: process.env.COGNITO_USER_POOL_ID || 'us-west-2_CGd9Wq136'
+}