2025-03-01 19:38:41 +00:00

64 lines
2.0 KiB
Go

package tls
import (
"encoding/pem"
"os"
"github.com/OmarTariq612/goech"
"github.com/cloudflare/circl/hpke"
"github.com/xtls/xray-core/common"
"github.com/xtls/xray-core/main/commands/base"
)
var cmdECH = &base.Command{
UsageLine: `{{.Exec}} tls ech [--serverName (string)] [--pem]`,
Short: `Generate TLS-ECH certificates`,
Long: `
Generate TLS-ECH certificates.
Set serverName to your custom string: {{.Exec}} tls ech --serverName (string)
Generate into pem format: {{.Exec}} tls ech --pem
`, // Enable PQ signature schemes: {{.Exec}} tls ech --pq-signature-schemes-enabled
}
func init() {
cmdECH.Run = executeECH
}
var input_pqSignatureSchemesEnabled = cmdECH.Flag.Bool("pqSignatureSchemesEnabled", false, "")
var input_serverName = cmdECH.Flag.String("serverName", "cloudflare-ech.com", "")
var input_pem = cmdECH.Flag.Bool("pem", false, "True == turn on pem output")
func executeECH(cmd *base.Command, args []string) {
var kem hpke.KEM
if *input_pqSignatureSchemesEnabled {
kem = hpke.KEM_X25519_KYBER768_DRAFT00
} else {
kem = hpke.KEM_X25519_HKDF_SHA256
}
echKeySet, err := goech.GenerateECHKeySet(0, *input_serverName, kem, nil)
common.Must(err)
// Make single key set to a list with only one element
ECHConfigList := make(goech.ECHConfigList, 1)
ECHConfigList[0] = echKeySet.ECHConfig
ECHKeySetList := make(goech.ECHKeySetList, 1)
ECHKeySetList[0] = echKeySet
configBuffer, _ := ECHConfigList.MarshalBinary()
keyBuffer, _ := ECHKeySetList.MarshalBinary()
configStr, _ := ECHConfigList.ToBase64()
keySetStr, _ := ECHKeySetList.ToBase64()
configPEM := string(pem.EncodeToMemory(&pem.Block{Type: "ECH CONFIGS", Bytes: configBuffer}))
keyPEM := string(pem.EncodeToMemory(&pem.Block{Type: "ECH KEYS", Bytes: keyBuffer}))
if *input_pem {
os.Stdout.WriteString(configPEM)
os.Stdout.WriteString(keyPEM)
} else {
os.Stdout.WriteString("ECH config list: \n" + configStr + "\n")
os.Stdout.WriteString("ECH Key sets: \n" + keySetStr + "\n")
}
}