feat: heroku compatibility

dev/build/Dockerfile

@@ -46,4 +46,6 @@ USER node
 
 EXPOSE 3000
 
+# HEALTHCHECK --interval=30s --timeout=30s --start-period=30s --retries=3 CMD curl -f http://localhost/healthz
+
 CMD ["node", "server"]

dev/index.js

@@ -0,0 +1,91 @@
+#!/usr/bin/env node
+
+// ===========================================
+// Wiki.js DEV UTILITY
+// Licensed under AGPLv3
+// ===========================================
+
+const Promise = require('bluebird')
+const _ = require('lodash')
+const chalk = require('chalk')
+
+const init = {
+  dev() {
+    const webpack = require('webpack')
+    const chokidar = require('chokidar')
+
+    global.DEV = true
+    global.WP_CONFIG = require('./webpack/webpack.dev.js')
+    global.WP = webpack(global.WP_CONFIG)
+    global.WP_DEV = {
+      devMiddleware: require('webpack-dev-middleware')(global.WP, {
+        publicPath: global.WP_CONFIG.output.publicPath
+      }),
+      hotMiddleware: require('webpack-hot-middleware')(global.WP)
+    }
+    global.WP_DEV.devMiddleware.waitUntilValid(() => {
+      console.info(chalk.yellow.bold('>>> Starting Wiki.js in DEVELOPER mode...'))
+      require('../server')
+
+      process.stdin.setEncoding('utf8')
+      process.stdin.on('data', data => {
+        if (_.trim(data) === 'rs') {
+          console.warn(chalk.yellow.bold('--- >>>>>>>>>>>>>>>>>>>>>>>> ---'))
+          console.warn(chalk.yellow.bold('--- Manual restart requested ---'))
+          console.warn(chalk.yellow.bold('--- <<<<<<<<<<<<<<<<<<<<<<<< ---'))
+          this.reload()
+        }
+      })
+
+      const devWatcher = chokidar.watch([
+        './server',
+        '!./server/views/master.pug'
+      ], {
+        ignoreInitial: true,
+        atomic: 400
+      })
+      devWatcher.on('ready', () => {
+        devWatcher.on('all', () => {
+          console.warn(chalk.yellow.bold('--- >>>>>>>>>>>>>>>>>>>>>>>>>>>> ---'))
+          console.warn(chalk.yellow.bold('--- Changes detected: Restarting ---'))
+          console.warn(chalk.yellow.bold('--- <<<<<<<<<<<<<<<<<<<<<<<<<<<< ---'))
+          this.reload()
+        })
+      })
+    })
+  },
+  async reload() {
+    console.warn(chalk.yellow('--- Stopping scheduled jobs...'))
+    if (global.WIKI.scheduler) {
+      global.WIKI.scheduler.stop()
+    }
+    console.warn(chalk.yellow('--- Closing DB connections...'))
+    await global.WIKI.models.knex.destroy()
+    console.warn(chalk.yellow('--- Closing Server connections...'))
+    if (global.WIKI.server) {
+      await new Promise((resolve, reject) => global.WIKI.server.destroy(resolve))
+    }
+    console.warn(chalk.yellow('--- Purging node modules cache...'))
+
+    global.WIKI = {}
+    Object.keys(require.cache).forEach(id => {
+      if (/[/\\]server[/\\]/.test(id)) {
+        delete require.cache[id]
+      }
+    })
+    Object.keys(module.constructor._pathCache).forEach(cacheKey => {
+      if (/[/\\]server[/\\]/.test(cacheKey)) {
+        delete module.constructor._pathCache[cacheKey]
+      }
+    })
+
+    console.warn(chalk.yellow('--- Unregistering process listeners...'))
+
+    process.removeAllListeners('unhandledRejection')
+    process.removeAllListeners('uncaughtException')
+
+    require('../server')
+  }
+}
+
+init.dev()