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mrstork
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feat: support dotenv files (#429)
* test: add e2e tests for checking access to env vars defined in dot env files * fix: support dotenv files in generated handler function --------- Co-authored-by: Mateusz Bocian <mrstork@users.noreply.github.com>
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+115
-27
lines changed

20 files changed

+115
-27
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‎src/build/functions/server.ts

Lines changed: 28 additions & 20 deletions
Original file line numberDiff line numberDiff line change
@@ -20,30 +20,38 @@ const tracer = wrapTracer(trace.getTracer('Next runtime'))
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const copyHandlerDependencies = async (ctx: PluginContext) => {
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await tracer.withActiveSpan('copyHandlerDependencies', async (span) => {
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const promises: Promise<void>[] = []
23-
const { included_files: includedFiles = [] } = ctx.netlifyConfig.functions?.['*'] || {}
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// if the user specified some files to include in the lambda
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// we need to copy them to the functions-internal folder
25+
const { included_files: includedFiles = [] } = ctx.netlifyConfig.functions?.['*'] || {}
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27+
// we also force including the .env files to ensure those are available in the lambda
28+
includedFiles.push(
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posixJoin(ctx.relativeAppDir, '.env'),
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posixJoin(ctx.relativeAppDir, '.env.production'),
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posixJoin(ctx.relativeAppDir, '.env.local'),
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posixJoin(ctx.relativeAppDir, '.env.production.local'),
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)
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span.setAttribute('next.includedFiles', includedFiles.join(','))
27-
if (includedFiles.length !== 0) {
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const resolvedFiles = await Promise.all(
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includedFiles.map((globPattern) => glob(globPattern, { cwd: process.cwd() })),
36+
37+
const resolvedFiles = await Promise.all(
38+
includedFiles.map((globPattern) => glob(globPattern, { cwd: process.cwd() })),
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)
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for (const filePath of resolvedFiles.flat()) {
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promises.push(
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cp(
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join(process.cwd(), filePath),
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// the serverHandlerDir is aware of the dist dir.
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// The distDir must not be the package path therefore we need to rely on the
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// serverHandlerDir instead of the serverHandlerRootDir
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// therefore we need to remove the package path from the filePath
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join(ctx.serverHandlerDir, relative(ctx.relativeAppDir, filePath)),
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{
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recursive: true,
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force: true,
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},
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),
3054
)
31-
for (const filePath of resolvedFiles.flat()) {
32-
promises.push(
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cp(
34-
join(process.cwd(), filePath),
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// the serverHandlerDir is aware of the dist dir.
36-
// The distDir must not be the package path therefore we need to rely on the
37-
// serverHandlerDir instead of the serverHandlerRootDir
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// therefore we need to remove the package path from the filePath
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join(ctx.serverHandlerDir, relative(ctx.relativeAppDir, filePath)),
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{
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recursive: true,
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force: true,
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},
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),
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)
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}
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}
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const fileList = await glob('dist/**/*', { cwd: ctx.pluginDir })

‎tests/e2e/nx-integrated.test.ts

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Original file line numberDiff line numberDiff line change
@@ -29,3 +29,16 @@ test('Renders the Home page correctly with distDir', async ({ page, nxIntegrated
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await expectImageWasLoaded(page.locator('img'))
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})
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test('environment variables from .env files should be available for functions', async ({
34+
nxIntegratedDistDir,
35+
}) => {
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const response = await fetch(`${nxIntegratedDistDir.url}/api/env`)
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const data = await response.json()
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expect(data).toEqual({
39+
'.env': 'defined in .env',
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'.env.local': 'defined in .env.local',
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'.env.production': 'defined in .env.production',
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'.env.production.local': 'defined in .env.production.local',
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})
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})

‎tests/e2e/page-router.test.ts

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Original file line numberDiff line numberDiff line change
@@ -379,6 +379,19 @@ test.describe('Simple Page Router (no basePath, no i18n)', () => {
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expect(headers['netlify-cdn-cache-control']).toBe('max-age=31536000')
380380
expect(headers['cache-control']).toBe('public,max-age=0,must-revalidate')
381381
})
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383+
test('environment variables from .env files should be available for functions', async ({
384+
pageRouter,
385+
}) => {
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const response = await fetch(`${pageRouter.url}/api/env`)
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const data = await response.json()
388+
expect(data).toEqual({
389+
'.env': 'defined in .env',
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'.env.local': 'defined in .env.local',
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'.env.production': 'defined in .env.production',
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'.env.production.local': 'defined in .env.production.local',
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})
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})
382395
})
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384397
test.describe('Page Router with basePath and i18n', () => {

‎tests/e2e/turborepo.test.ts

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Original file line numberDiff line numberDiff line change
@@ -206,4 +206,17 @@ test.describe('[NPM] Package manager', () => {
206206
const date3 = await page.textContent('[data-testid="date-now"]')
207207
expect(date3).not.toBe(date2)
208208
})
209+
210+
test('environment variables from .env files should be available for functions', async ({
211+
turborepoNPM,
212+
}) => {
213+
const response = await fetch(`${turborepoNPM.url}/api/env`)
214+
const data = await response.json()
215+
expect(data).toEqual({
216+
'.env': 'defined in .env',
217+
'.env.local': 'defined in .env.local',
218+
'.env.production': 'defined in .env.production',
219+
'.env.production.local': 'defined in .env.production.local',
220+
})
221+
})
209222
})

‎tests/fixtures/nx-integrated/apps/custom-dist-dir/.env

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Original file line numberDiff line numberDiff line change
@@ -0,0 +1 @@
1+
FROM_DOT_ENV="defined in .env"

‎tests/fixtures/nx-integrated/apps/custom-dist-dir/.env.local

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@@ -0,0 +1 @@
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FROM_DOT_ENV_DOT_LOCAL="defined in .env.local"

‎tests/fixtures/nx-integrated/apps/custom-dist-dir/.env.production

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@@ -0,0 +1 @@
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FROM_DOT_ENV_DOT_PRODUCTION="defined in .env.production"

‎tests/fixtures/nx-integrated/apps/custom-dist-dir/.env.production.local

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FROM_DOT_ENV_DOT_PRODUCTION_DOT_LOCAL="defined in .env.production.local"

‎tests/fixtures/nx-integrated/apps/custom-dist-dir/app/api/env/route.ts

Lines changed: 12 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,12 @@
1+
import { NextResponse } from 'next/server'
2+
3+
export async function GET() {
4+
return NextResponse.json({
5+
'.env': process.env.FROM_DOT_ENV ?? 'undefined',
6+
'.env.local': process.env.FROM_DOT_ENV_DOT_LOCAL ?? 'undefined',
7+
'.env.production': process.env.FROM_DOT_ENV_DOT_PRODUCTION ?? 'undefined',
8+
'.env.production.local': process.env.FROM_DOT_ENV_DOT_PRODUCTION_DOT_LOCAL ?? 'undefined',
9+
})
10+
}
11+
12+
export const dynamic = 'force-dynamic'

‎tests/fixtures/page-router/.env

Lines changed: 1 addition & 0 deletions
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@@ -0,0 +1 @@
1+
FROM_DOT_ENV="defined in .env"

‎tests/fixtures/page-router/.env.local

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@@ -0,0 +1 @@
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FROM_DOT_ENV_DOT_LOCAL="defined in .env.local"

‎tests/fixtures/page-router/.env.production

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@@ -0,0 +1 @@
1+
FROM_DOT_ENV_DOT_PRODUCTION="defined in .env.production"

‎tests/fixtures/page-router/.env.production.local

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@@ -0,0 +1 @@
1+
FROM_DOT_ENV_DOT_PRODUCTION_DOT_LOCAL="defined in .env.production.local"

‎tests/fixtures/page-router/pages/api/env.js

Lines changed: 12 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,12 @@
1+
/**
2+
* @param {import('next').NextApiRequest} _req
3+
* @param {import('next').NextApiResponse} res
4+
*/
5+
export default async function handler(_req, res) {
6+
res.status(200).json({
7+
'.env': process.env.FROM_DOT_ENV ?? 'undefined',
8+
'.env.local': process.env.FROM_DOT_ENV_DOT_LOCAL ?? 'undefined',
9+
'.env.production': process.env.FROM_DOT_ENV_DOT_PRODUCTION ?? 'undefined',
10+
'.env.production.local': process.env.FROM_DOT_ENV_DOT_PRODUCTION_DOT_LOCAL ?? 'undefined',
11+
})
12+
}

‎tests/fixtures/turborepo-npm/.gitignore

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Original file line numberDiff line numberDiff line change
@@ -5,13 +5,6 @@ node_modules
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.pnp
66
.pnp.js
77

8-
# Local env files
9-
.env
10-
.env.local
11-
.env.development.local
12-
.env.test.local
13-
.env.production.local
14-
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# Testing
169
coverage
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‎tests/fixtures/turborepo-npm/apps/page-router/.env

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@@ -0,0 +1 @@
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FROM_DOT_ENV="defined in .env"

‎tests/fixtures/turborepo-npm/apps/page-router/.env.local

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@@ -0,0 +1 @@
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FROM_DOT_ENV_DOT_LOCAL="defined in .env.local"

‎tests/fixtures/turborepo-npm/apps/page-router/.env.production

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@@ -0,0 +1 @@
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FROM_DOT_ENV_DOT_PRODUCTION="defined in .env.production"

‎tests/fixtures/turborepo-npm/apps/page-router/.env.production.local

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@@ -0,0 +1 @@
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FROM_DOT_ENV_DOT_PRODUCTION_DOT_LOCAL="defined in .env.production.local"

‎tests/fixtures/turborepo-npm/apps/page-router/pages/api/env.js

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@@ -0,0 +1,12 @@
1+
/**
2+
* @param {import('next').NextApiRequest} _req
3+
* @param {import('next').NextApiResponse} res
4+
*/
5+
export default async function handler(_req, res) {
6+
res.status(200).json({
7+
'.env': process.env.FROM_DOT_ENV ?? 'undefined',
8+
'.env.local': process.env.FROM_DOT_ENV_DOT_LOCAL ?? 'undefined',
9+
'.env.production': process.env.FROM_DOT_ENV_DOT_PRODUCTION ?? 'undefined',
10+
'.env.production.local': process.env.FROM_DOT_ENV_DOT_PRODUCTION_DOT_LOCAL ?? 'undefined',
11+
})
12+
}

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