20 lines
498 B
Go
20 lines
498 B
Go
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package controller
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import (
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"net/http"
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"slices"
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)
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// Returns the request's original IP address, resolving the `x-forwarded-for`
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// header if the request originates from a trusted proxy.
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func ResolveIP(r *http.Request) string {
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trustedProxies := []string{ "10.4.20.69" }
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if slices.Contains(trustedProxies, r.RemoteAddr) {
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forwardedFor := r.Header.Get("x-forwarded-for")
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if len(forwardedFor) > 0 {
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return forwardedFor
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}
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}
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return r.RemoteAddr
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}
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