28 lines
564 B
Go
28 lines
564 B
Go
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package ingress
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import (
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"fmt"
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"io"
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"net"
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)
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type UDPProxy struct {
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io.ReadWriteCloser
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}
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func DialUDP(dstIP net.IP, dstPort uint16) (*UDPProxy, error) {
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dstAddr := &net.UDPAddr{
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IP: dstIP,
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Port: int(dstPort),
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}
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// We use nil as local addr to force runtime to find the best suitable local address IP given the destination
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// address as context.
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udpConn, err := net.DialUDP("udp", nil, dstAddr)
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if err != nil {
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return nil, fmt.Errorf("unable to create UDP proxy to origin (%v:%v): %w", dstIP, dstPort, err)
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}
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return &UDPProxy{udpConn}, nil
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}
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