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Fix middleware header propagation #30288
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styfle
requested review from
huozhi,
ijjk,
padmaia,
shuding and
timneutkens
as code owners
October 25, 2021 23:57
ijjk
previously approved these changes
Oct 25, 2021
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ijjk
previously approved these changes
Oct 26, 2021
Stats from current PRDefault Build (Decrease detected ✓)General Overall increase
|
vercel/next.js canary | vercel/next.js fix-middleware-header-propegation | Change | |
---|---|---|---|
buildDuration | 21.4s | 21.2s | -171ms |
buildDurationCached | 4.3s | 4.1s | -170ms |
nodeModulesSize | 198 MB | 198 MB |
Page Load Tests Overall decrease ⚠️
vercel/next.js canary | vercel/next.js fix-middleware-header-propegation | Change | |
---|---|---|---|
/ failed reqs | 0 | 0 | ✓ |
/ total time (seconds) | 3.71 | 3.653 | -0.06 |
/ avg req/sec | 673.82 | 684.41 | +10.59 |
/error-in-render failed reqs | 0 | 0 | ✓ |
/error-in-render total time (seconds) | 1.993 | 2.046 | |
/error-in-render avg req/sec | 1254.6 | 1221.89 |
Client Bundles (main, webpack, commons)
vercel/next.js canary | vercel/next.js fix-middleware-header-propegation | Change | |
---|---|---|---|
450.HASH.js gzip | 179 B | 179 B | ✓ |
framework-HASH.js gzip | 42.2 kB | 42.2 kB | ✓ |
main-HASH.js gzip | 27.7 kB | 27.7 kB | ✓ |
webpack-HASH.js gzip | 1.45 kB | 1.45 kB | ✓ |
Overall change | 71.5 kB | 71.5 kB | ✓ |
Legacy Client Bundles (polyfills)
vercel/next.js canary | vercel/next.js fix-middleware-header-propegation | Change | |
---|---|---|---|
polyfills-a4..dd70.js gzip | 31 kB | 31 kB | ✓ |
Overall change | 31 kB | 31 kB | ✓ |
Client Pages
vercel/next.js canary | vercel/next.js fix-middleware-header-propegation | Change | |
---|---|---|---|
_app-HASH.js gzip | 1.23 kB | 1.23 kB | ✓ |
_error-HASH.js gzip | 194 B | 194 B | ✓ |
amp-HASH.js gzip | 312 B | 312 B | ✓ |
css-HASH.js gzip | 327 B | 327 B | ✓ |
dynamic-HASH.js gzip | 2.38 kB | 2.38 kB | ✓ |
head-HASH.js gzip | 350 B | 350 B | ✓ |
hooks-HASH.js gzip | 635 B | 635 B | ✓ |
image-HASH.js gzip | 4.44 kB | 4.44 kB | ✓ |
index-HASH.js gzip | 263 B | 263 B | ✓ |
link-HASH.js gzip | 1.87 kB | 1.87 kB | ✓ |
routerDirect..HASH.js gzip | 321 B | 321 B | ✓ |
script-HASH.js gzip | 383 B | 383 B | ✓ |
withRouter-HASH.js gzip | 318 B | 318 B | ✓ |
334f979574ae..6f4.css gzip | 106 B | 106 B | ✓ |
Overall change | 13.1 kB | 13.1 kB | ✓ |
Client Build Manifests
vercel/next.js canary | vercel/next.js fix-middleware-header-propegation | Change | |
---|---|---|---|
_buildManifest.js gzip | 459 B | 459 B | ✓ |
Overall change | 459 B | 459 B | ✓ |
Rendered Page Sizes
vercel/next.js canary | vercel/next.js fix-middleware-header-propegation | Change | |
---|---|---|---|
index.html gzip | 533 B | 533 B | ✓ |
link.html gzip | 546 B | 546 B | ✓ |
withRouter.html gzip | 527 B | 527 B | ✓ |
Overall change | 1.61 kB | 1.61 kB | ✓ |
Default Build with SWC (Increase detected ⚠️ )
General Overall increase ⚠️
vercel/next.js canary | vercel/next.js fix-middleware-header-propegation | Change | |
---|---|---|---|
buildDuration | 22.1s | 20.1s | -1.9s |
buildDurationCached | 4.9s | 4.1s | -724ms |
nodeModulesSize | 198 MB | 198 MB |
Page Load Tests Overall increase ✓
vercel/next.js canary | vercel/next.js fix-middleware-header-propegation | Change | |
---|---|---|---|
/ failed reqs | 0 | 0 | ✓ |
/ total time (seconds) | 4.479 | 3.712 | -0.77 |
/ avg req/sec | 558.12 | 673.51 | +115.39 |
/error-in-render failed reqs | 0 | 0 | ✓ |
/error-in-render total time (seconds) | 2.305 | 1.987 | -0.32 |
/error-in-render avg req/sec | 1084.76 | 1258.03 | +173.27 |
Client Bundles (main, webpack, commons)
vercel/next.js canary | vercel/next.js fix-middleware-header-propegation | Change | |
---|---|---|---|
450.HASH.js gzip | 179 B | 179 B | ✓ |
framework-HASH.js gzip | 42.2 kB | 42.2 kB | ✓ |
main-HASH.js gzip | 27.8 kB | 27.8 kB | ✓ |
webpack-HASH.js gzip | 1.43 kB | 1.43 kB | ✓ |
Overall change | 71.6 kB | 71.6 kB | ✓ |
Legacy Client Bundles (polyfills)
vercel/next.js canary | vercel/next.js fix-middleware-header-propegation | Change | |
---|---|---|---|
polyfills-a4..dd70.js gzip | 31 kB | 31 kB | ✓ |
Overall change | 31 kB | 31 kB | ✓ |
Client Pages
vercel/next.js canary | vercel/next.js fix-middleware-header-propegation | Change | |
---|---|---|---|
_app-HASH.js gzip | 1.22 kB | 1.22 kB | ✓ |
_error-HASH.js gzip | 180 B | 180 B | ✓ |
amp-HASH.js gzip | 305 B | 305 B | ✓ |
css-HASH.js gzip | 321 B | 321 B | ✓ |
dynamic-HASH.js gzip | 2.38 kB | 2.38 kB | ✓ |
head-HASH.js gzip | 342 B | 342 B | ✓ |
hooks-HASH.js gzip | 621 B | 621 B | ✓ |
image-HASH.js gzip | 4.46 kB | 4.46 kB | ✓ |
index-HASH.js gzip | 256 B | 256 B | ✓ |
link-HASH.js gzip | 1.9 kB | 1.9 kB | ✓ |
routerDirect..HASH.js gzip | 314 B | 314 B | ✓ |
script-HASH.js gzip | 375 B | 375 B | ✓ |
withRouter-HASH.js gzip | 309 B | 309 B | ✓ |
334f979574ae..6f4.css gzip | 106 B | 106 B | ✓ |
Overall change | 13.1 kB | 13.1 kB | ✓ |
Client Build Manifests
vercel/next.js canary | vercel/next.js fix-middleware-header-propegation | Change | |
---|---|---|---|
_buildManifest.js gzip | 459 B | 459 B | ✓ |
Overall change | 459 B | 459 B | ✓ |
Rendered Page Sizes
vercel/next.js canary | vercel/next.js fix-middleware-header-propegation | Change | |
---|---|---|---|
index.html gzip | 534 B | 534 B | ✓ |
link.html gzip | 546 B | 546 B | ✓ |
withRouter.html gzip | 528 B | 528 B | ✓ |
Overall change | 1.61 kB | 1.61 kB | ✓ |
Failing test suitesCommit: 9d26aca test/integration/preload-viewport/test/index.test.js
Expand output● Prefetching Links in viewport › should not prefetch already loaded scripts
|
ijjk
changed the title
Fix middleware header propegation
Fix middleware header propagation
Oct 26, 2021
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This ensures that headers are additive between multiple middleware handlers.
Since middleware is applied from the root down to the deepest leaf, we append headers in that same order.