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[extension/bearertokenauth] Fix: Bearertokenauth extension to handle HTTP header canonicalization when using a custom header. #45698

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[extension/bearertokenauth] Fix: Bearertokenauth extension to handle HTTP header canonicalization when using a custom header. #45698

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3b5515e
fix(bearertokenauth): addresses custom header authentication to lever…
vanugrah Dec 1, 2025
b9c331f
fix(faroreceiver): update faroreceiver http server to respond to coll…
vanugrah Dec 1, 2025
be4e1b9
Revert "fix(faroreceiver): update faroreceiver http server to respond…
vanugrah Jan 26, 2026
1b88162
Merge branch 'main' into avijay-fix-bearertokenauth-custom-headers
vanugrah Jan 27, 2026
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7 changes: 3 additions & 4 deletions extension/bearertokenauthextension/bearertokenauth.go
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Original file line number Diff line number Diff line change
Expand Up @@ -223,10 +223,9 @@ func (b *bearerTokenAuth) RoundTripper(base http.RoundTripper) (http.RoundTrippe

// Authenticate checks whether the given context contains valid auth data. Validates tokens from clients trying to access the service (incoming requests)
func (b *bearerTokenAuth) Authenticate(ctx context.Context, headers map[string][]string) (context.Context, error) {
auth, ok := headers[strings.ToLower(b.header)]
if !ok {
auth, ok = headers[b.header]
}
// Use canonical header key to match how Go's HTTP server stores headers
auth, ok := headers[http.CanonicalHeaderKey(b.header)]

if !ok || len(auth) == 0 {
return ctx, fmt.Errorf("missing or empty authorization header: %s", b.header)
}
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