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https://github.com/AdguardTeam/AdGuardHome.git
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b43223d302
Instead of requiring root privileges, we now check if AdGuard Home can bind to privileged ports. If it cannot, we suggest either running it with root privileges or grant CAP_NET_BIND_SERVICE capability. Please note, that on Windows we still require root access. Closes: #1699
22 lines
371 B
Go
22 lines
371 B
Go
package util
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import (
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"fmt"
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"net"
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)
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// CanBindPort - checks if we can bind to this port or not
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func CanBindPort(port int) (bool, error) {
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addr, err := net.ResolveTCPAddr("tcp", fmt.Sprintf("127.0.0.1:%d", port))
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if err != nil {
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return false, err
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}
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l, err := net.ListenTCP("tcp", addr)
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if err != nil {
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return false, err
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}
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_ = l.Close()
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return true, nil
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}
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