fix: load internal environment variables in Envelope (#5429)

* fix: inject `NETLIFY_DEV` env var in the process

* refactor: add internal env vars to envelope method

* chore: update site names in tests

src/utils/env/index.mjs

@@ -146,6 +146,7 @@ export const getEnvelopeEnv = async ({ api, context = 'dev', env, key = '', scop
   const accountEnv = formatEnvelopeData({ context, envelopeItems: accountEnvelopeItems, scope, source: 'account' })
   const siteEnv = formatEnvelopeData({ context, envelopeItems: siteEnvelopeItems, scope, source: 'ui' })
   const generalEnv = filterEnvBySource(env, 'general')
+  const internalEnv = filterEnvBySource(env, 'internal')
   const addonsEnv = filterEnvBySource(env, 'addons')
   const configFileEnv = filterEnvBySource(env, 'configFile')
 
@@ -159,6 +160,7 @@ export const getEnvelopeEnv = async ({ api, context = 'dev', env, key = '', scop
     ...(includeConfigEnvVars ? addonsEnv : {}),
     ...siteEnv,
     ...(includeConfigEnvVars ? configFileEnv : {}),
+    ...internalEnv,
   }
 }
 

tests/integration/100.command.dev.test.cjs

@@ -5,6 +5,7 @@ const path = require('path')
 const avaTest = require('ava')
 const { isCI } = require('ci-info')
 const dotProp = require('dot-prop')
+const getAvailablePort = require('get-port')
 const jwt = require('jsonwebtoken')
 const { Response } = require('node-fetch')
 
@@ -964,3 +965,122 @@ test('should have only allowed environment variables set', async (t) => {
     })
   })
 })
+
+test('should inject the `NETLIFY_DEV` environment variable in the process (legacy environment variables)', async (t) => {
+  const externalServerPort = await getAvailablePort()
+  const externalServerPath = path.join(__dirname, 'utils', 'external-server-cli.cjs')
+  const command = `node ${externalServerPath} ${externalServerPort}`
+
+  await withSiteBuilder('site-with-legacy-env-vars', async (builder) => {
+    const publicDir = 'public'
+
+    await builder
+      .withNetlifyToml({
+        config: {
+          build: {
+            publish: publicDir,
+          },
+          dev: {
+            command,
+            publish: publicDir,
+            targetPort: externalServerPort,
+            framework: '#custom',
+          },
+        },
+      })
+      .buildAsync()
+
+    await withDevServer({ cwd: builder.directory }, async ({ port }) => {
+      const response = await got(`http://localhost:${port}/`).json()
+
+      t.is(response.env.NETLIFY_DEV, 'true')
+    })
+  })
+})
+
+test('should inject the `NETLIFY_DEV` environment variable in the process', async (t) => {
+  const siteInfo = {
+    account_slug: 'test-account',
+    build_settings: {
+      env: {},
+    },
+    id: 'site_id',
+    name: 'site-name',
+    use_envelope: true,
+  }
+  const existingVar = {
+    key: 'EXISTING_VAR',
+    scopes: ['builds', 'functions'],
+    values: [
+      {
+        id: '1234',
+        context: 'production',
+        value: 'envelope-prod-value',
+      },
+      {
+        id: '2345',
+        context: 'dev',
+        value: 'envelope-dev-value',
+      },
+    ],
+  }
+  const routes = [
+    { path: 'sites/site_id', response: siteInfo },
+    { path: 'sites/site_id/service-instances', response: [] },
+    {
+      path: 'accounts',
+      response: [{ slug: siteInfo.account_slug }],
+    },
+    {
+      path: 'accounts/test-account/env/EXISTING_VAR',
+      response: existingVar,
+    },
+    {
+      path: 'accounts/test-account/env',
+      response: [existingVar],
+    },
+  ]
+
+  const externalServerPort = await getAvailablePort()
+  const externalServerPath = path.join(__dirname, 'utils', 'external-server-cli.cjs')
+  const command = `node ${externalServerPath} ${externalServerPort}`
+
+  await withSiteBuilder('site-with-env-vars', async (builder) => {
+    const publicDir = 'public'
+
+    await builder
+      .withNetlifyToml({
+        config: {
+          build: {
+            publish: publicDir,
+          },
+          dev: {
+            command,
+            publish: publicDir,
+            targetPort: externalServerPort,
+            framework: '#custom',
+          },
+        },
+      })
+      .buildAsync()
+
+    await withMockApi(routes, async ({ apiUrl }) => {
+      await withDevServer(
+        {
+          cwd: builder.directory,
+          offline: false,
+          env: {
+            NETLIFY_API_URL: apiUrl,
+            NETLIFY_SITE_ID: 'site_id',
+            NETLIFY_AUTH_TOKEN: 'fake-token',
+          },
+        },
+        async ({ port }) => {
+          const response = await got(`http://localhost:${port}/`).json()
+
+          t.is(response.env.NETLIFY_DEV, 'true')
+        },
+      )
+    })
+  })
+})

tests/integration/utils/external-server-cli.cjs

@@ -0,0 +1,13 @@
+const process = require('process')
+
+const { startExternalServer } = require('./external-server.cjs')
+
+const port = Number.parseInt(process.argv[2])
+
+if (Number.isNaN(port)) {
+  throw new TypeError(`Invalid port`)
+}
+
+console.log('Running external server on port', port, process.env.NETLIFY_DEV)
+
+startExternalServer({ port })

tests/integration/utils/external-server.cjs

@@ -1,13 +1,15 @@
+const { env } = require('process')
+
 const express = require('express')
 
-const startExternalServer = () => {
+const startExternalServer = ({ port } = {}) => {
   const app = express()
   app.use(express.urlencoded({ extended: true }))
   app.all('*', function onRequest(req, res) {
-    res.json({ url: req.url, body: req.body, method: req.method, headers: req.headers })
+    res.json({ url: req.url, body: req.body, method: req.method, headers: req.headers, env })
   })
 
-  return app.listen()
+  return app.listen({ port })
 }
 
 module.exports = {