mirror of https://github.com/BTCPrivate/lnd.git
65 lines
1.6 KiB
Go
65 lines
1.6 KiB
Go
package main
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import (
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"bytes"
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"crypto/rand"
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"encoding/base64"
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"flag"
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"fmt"
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"io/ioutil"
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"log"
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"text/template"
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"github.com/roasbeef/btcutil"
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)
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var (
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numRandBytes = flag.Int("num_rand_bytes", 32, "Number of random bytes to read for both the username and password")
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)
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const (
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autoRpcTemplate = "[Application Options]\nrpcuser={{.Username}}\nrpcpass={{.Password}}"
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)
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type basicRpcOptions struct {
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Username string
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Password string
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}
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func randBase64string(numBytes int) string {
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randBuf := make([]byte, numBytes)
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if _, err := rand.Read(randBuf); err != nil {
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log.Fatalf("unable to read random bytes: %v", err)
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}
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return base64.StdEncoding.EncodeToString(randBuf)
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}
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func main() {
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fmt.Println("Creating random rpc config for btcd")
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t := template.Must(template.New("rpcOptions").Parse(autoRpcTemplate))
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randRpcOptions := basicRpcOptions{
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Username: randBase64string(*numRandBytes),
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Password: randBase64string(*numRandBytes),
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}
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var autoAuth bytes.Buffer
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if err := t.Execute(&autoAuth, randRpcOptions); err != nil {
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log.Fatalf("unable to generate random auth: %v")
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}
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btcdHomeDir := btcutil.AppDataDir("btcd", false)
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btcctlHomeDir := btcutil.AppDataDir("btcctl", false)
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btcdConfigPath := fmt.Sprintf("%s/btcd.conf", btcdHomeDir)
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btcctlConfigPath := fmt.Sprintf("%s/btcctl.conf", btcctlHomeDir)
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if err := ioutil.WriteFile(btcdConfigPath, autoAuth.Bytes(), 0644); err != nil {
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log.Fatalf("unable to write config for btcd: %v", err)
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}
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if err := ioutil.WriteFile(btcctlConfigPath, autoAuth.Bytes(), 0644); err != nil {
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log.Fatalf("unable to write config for btcctl: %v", err)
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}
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fmt.Println("fin.")
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}
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