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cli: add --max-http-header-size flag
Allow the maximum size of HTTP headers to be overridden from the command line. co-authored-by: Matteo Collina <hello@matteocollina.com> PR-URL: nodejs#24811 Fixes: nodejs#24692 Reviewed-By: Anna Henningsen <anna@addaleax.net> Reviewed-By: Myles Borins <myles.borins@gmail.com> Reviewed-By: Michael Dawson <michael_dawson@ca.ibm.com> Reviewed-By: Сковорода Никита Андреевич <chalkerx@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Jeremiah Senkpiel <fishrock123@rocketmail.com>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,109 @@ | ||
| 'use strict'; | ||
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| const common = require('../common'); | ||
| const assert = require('assert'); | ||
| const { spawn } = require('child_process'); | ||
| const path = require('path'); | ||
| const testName = path.join(__dirname, 'test-http-max-http-headers.js'); | ||
| const parsers = ['legacy', 'llhttp']; | ||
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| const timeout = common.platformTimeout(100); | ||
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| const tests = []; | ||
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| function test(fn) { | ||
| tests.push(fn); | ||
| } | ||
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| parsers.forEach((parser) => { | ||
| test(function(cb) { | ||
| console.log('running subtest expecting failure'); | ||
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| // Validate that the test fails if the max header size is too small. | ||
| const args = ['--expose-internals', | ||
| `--http-parser=${parser}`, | ||
| '--max-http-header-size=1024', | ||
| testName]; | ||
| const cp = spawn(process.execPath, args, { stdio: 'inherit' }); | ||
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| cp.on('close', common.mustCall((code, signal) => { | ||
| assert.strictEqual(code, 1); | ||
| assert.strictEqual(signal, null); | ||
| cb(); | ||
| })); | ||
| }); | ||
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| test(function(cb) { | ||
| console.log('running subtest expecting success'); | ||
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| const env = Object.assign({}, process.env, { | ||
| NODE_DEBUG: 'http' | ||
| }); | ||
|
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| // Validate that the test fails if the max header size is too small. | ||
| // Validate that the test now passes if the same limit becomes large enough. | ||
| const args = ['--expose-internals', | ||
| `--http-parser=${parser}`, | ||
| '--max-http-header-size=1024', | ||
| testName, | ||
| '1024']; | ||
| const cp = spawn(process.execPath, args, { | ||
| env, | ||
| stdio: 'inherit' | ||
| }); | ||
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| cp.on('close', common.mustCall((code, signal) => { | ||
| assert.strictEqual(code, 0); | ||
| assert.strictEqual(signal, null); | ||
| cb(); | ||
| })); | ||
| }); | ||
|
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| // Next, repeat the same checks using NODE_OPTIONS if it is supported. | ||
| if (process.config.variables.node_without_node_options) { | ||
| const env = Object.assign({}, process.env, { | ||
| NODE_OPTIONS: `--http-parser=${parser} --max-http-header-size=1024` | ||
| }); | ||
|
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| test(function(cb) { | ||
| console.log('running subtest expecting failure'); | ||
|
|
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| // Validate that the test fails if the max header size is too small. | ||
| const args = ['--expose-internals', testName]; | ||
| const cp = spawn(process.execPath, args, { env, stdio: 'inherit' }); | ||
|
|
||
| cp.on('close', common.mustCall((code, signal) => { | ||
| assert.strictEqual(code, 1); | ||
| assert.strictEqual(signal, null); | ||
| cb(); | ||
| })); | ||
| }); | ||
|
|
||
| test(function(cb) { | ||
| // Validate that the test now passes if the same limit | ||
| // becomes large enough. | ||
| const args = ['--expose-internals', testName, '1024']; | ||
| const cp = spawn(process.execPath, args, { env, stdio: 'inherit' }); | ||
|
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| cp.on('close', common.mustCall((code, signal) => { | ||
| assert.strictEqual(code, 0); | ||
| assert.strictEqual(signal, null); | ||
| cb(); | ||
| })); | ||
| }); | ||
| } | ||
| }); | ||
|
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| function runTest() { | ||
| const fn = tests.shift(); | ||
|
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| if (!fn) { | ||
| return; | ||
| } | ||
|
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| fn(() => { | ||
| setTimeout(runTest, timeout); | ||
| }); | ||
| } | ||
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| runTest(); |