54 lines
1.1 KiB
Go
54 lines
1.1 KiB
Go
package main
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import (
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"flag"
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"fmt"
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"os"
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"strings"
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peer "gx/ipfs/QmfMmLGoKzCHDN7cGgk64PJr4iipzidDRME8HABSJqvmhC/go-libp2p-peer"
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ci "gx/ipfs/QmfWDLQjGjVe4fr5CoztYW2DYYjRysMJrFe1RCsXLPTf46/go-libp2p-crypto"
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)
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func main() {
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size := flag.Int("bitsize", 2048, "select the bitsize of the key to generate")
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typ := flag.String("type", "RSA", "select type of key to generate (RSA or Ed25519)")
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flag.Parse()
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var atyp int
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switch strings.ToLower(*typ) {
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case "rsa":
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atyp = ci.RSA
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case "ed25519":
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atyp = ci.Ed25519
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default:
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fmt.Fprintln(os.Stderr, "unrecognized key type: ", *typ)
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os.Exit(1)
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}
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fmt.Fprintf(os.Stderr, "Generating a %d bit %s key...\n", *size, *typ)
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priv, pub, err := ci.GenerateKeyPair(atyp, *size)
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if err != nil {
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fmt.Fprintln(os.Stderr, err)
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os.Exit(1)
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}
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fmt.Fprintln(os.Stderr, "Success!")
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pid, err := peer.IDFromPublicKey(pub)
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if err != nil {
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fmt.Fprintln(os.Stderr, err)
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os.Exit(1)
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}
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fmt.Fprintf(os.Stderr, "ID for generated key: %s\n", pid.Pretty())
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data, err := priv.Bytes()
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if err != nil {
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fmt.Fprintln(os.Stderr, err)
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os.Exit(1)
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}
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os.Stdout.Write(data)
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}
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