29 lines
716 B
Go
29 lines
716 B
Go
package proxy
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import (
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"fmt"
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"net"
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)
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type Proxy interface {
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// Start forwarding traffic back and forth the front and back-end
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// addresses.
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Run()
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// Stop forwarding traffic and close both ends of the Proxy.
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Close()
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// Return the address on which the proxy is listening.
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FrontendAddr() net.Addr
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// Return the proxied address.
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BackendAddr() net.Addr
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}
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func NewProxy(frontendAddr, backendAddr net.Addr) (Proxy, error) {
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switch frontendAddr.(type) {
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case *net.UDPAddr:
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return NewUDPProxy(frontendAddr.(*net.UDPAddr), backendAddr.(*net.UDPAddr))
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case *net.TCPAddr:
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return NewTCPProxy(frontendAddr.(*net.TCPAddr), backendAddr.(*net.TCPAddr))
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default:
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panic(fmt.Errorf("Unsupported protocol"))
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}
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}
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