netutil

Documentation

Overview

Package netutil provides shared HTTP/network normalization helpers.

Index

• func NormalizeHost(raw string) string
• func RemoveHopByHopHeaders(h http.Header)
• func RemoveHopByHopHeadersPreserveUpgrade(h http.Header)
• func ShouldPreserveUpgradeHeaders(h http.Header) bool

Functions

func NormalizeHost

func NormalizeHost(raw string) string

NormalizeHost lower-cases and strips ports/trailing dots from host values.

func RemoveHopByHopHeaders

func RemoveHopByHopHeaders(h http.Header)

RemoveHopByHopHeaders strips hop-by-hop headers that must not be proxied.

func RemoveHopByHopHeadersPreserveUpgrade

func RemoveHopByHopHeadersPreserveUpgrade(h http.Header)

RemoveHopByHopHeadersPreserveUpgrade strips hop-by-hop headers while preserving websocket upgrade headers when present.

func ShouldPreserveUpgradeHeaders

func ShouldPreserveUpgradeHeaders(h http.Header) bool

ShouldPreserveUpgradeHeaders reports whether the header map indicates an HTTP Upgrade handshake that requires preserving Connection/Upgrade headers.