35 lines
663 B
Go
35 lines
663 B
Go
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package main
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import (
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"encoding/hex"
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"fmt"
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"net"
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"os"
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"github.com/docopt/docopt-go"
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"github.com/anacrolix/torrent/dht"
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)
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func main() {
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args, _ := docopt.Parse(`dht-secure-id outputs the node ID secured with the IP.
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Usage: dht-secure-id <id> <ip>`, nil, true, "", false)
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id, err := hex.DecodeString(args["<id>"].(string))
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if err != nil {
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fmt.Fprintf(os.Stderr, "bad id: %s\n", err)
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os.Exit(2)
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}
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if len(id) != 20 {
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fmt.Fprintf(os.Stderr, "bad id: wrong length\n")
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os.Exit(2)
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}
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ip := net.ParseIP(args["<ip>"].(string))
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if ip == nil {
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fmt.Fprintf(os.Stderr, "bad ip\n")
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os.Exit(2)
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}
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dht.SecureNodeId(id, ip)
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fmt.Printf("%x\n", id)
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}
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