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Added the cache-control to the list of forwareded headers #30

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5 changes: 5 additions & 0 deletions src/V1.ts
Original file line number Diff line number Diff line change
Expand Up @@ -213,6 +213,11 @@ const tunnelRequest: RouteCallback = async (request, res, options) => {
'content-length',
flattenHeader(response.headers[header]!),
);
else if (header === 'cache-control')
responseHeaders.set(
'cache-control',
flattenHeader(response.headers[header]!),
)
}

responseHeaders.set(
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1 change: 1 addition & 0 deletions src/V2.ts
Original file line number Diff line number Diff line change
Expand Up @@ -57,6 +57,7 @@ const defaultForwardHeaders: string[] = [
'sec-websocket-extensions',
'sec-websocket-key',
'sec-websocket-version',
'cache-control',
];

const defaultPassHeaders: string[] = [
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2 changes: 1 addition & 1 deletion src/V3.ts
Original file line number Diff line number Diff line change
Expand Up @@ -46,7 +46,7 @@ const forbiddenPassHeaders: string[] = [
];

// common defaults
const defaultForwardHeaders: string[] = ['accept-encoding', 'accept-language'];
const defaultForwardHeaders: string[] = ['accept-encoding', 'accept-language', 'cache-control'];

const defaultPassHeaders: string[] = [
'content-encoding',
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