From 21df5e97a4435f69f8ca6204b166864373ef52f3 Mon Sep 17 00:00:00 2001
From: Balakrishnan Balasubramanian <git.user@balki.me>
Date: Wed, 18 Sep 2024 19:29:33 -0400
Subject: [PATCH] initial commit

---
 go.mod  |  3 +++
 main.go | 19 +++++++++++++++++++
 2 files changed, 22 insertions(+)
 create mode 100644 go.mod
 create mode 100644 main.go

diff --git a/go.mod b/go.mod
new file mode 100644
index 0000000..940b5f3
--- /dev/null
+++ b/go.mod
@@ -0,0 +1,3 @@
+module go.balki.me/onion-auth-gen
+
+go 1.23.0
diff --git a/main.go b/main.go
new file mode 100644
index 0000000..c68ec04
--- /dev/null
+++ b/main.go
@@ -0,0 +1,19 @@
+// Generate key pair for onion service auth
+package main
+
+import (
+	"crypto/ecdh"
+	"crypto/rand"
+	"encoding/base32"
+	"fmt"
+)
+
+func main() {
+
+	key, err := ecdh.X25519().GenerateKey(rand.Reader)
+	if err != nil {
+		panic(err)
+	}
+	fmt.Printf("private key 	  : %s\n", base32.StdEncoding.EncodeToString(key.Bytes())[:52])
+	fmt.Printf("public descriptor : descriptor:x25519:%s\n", base32.StdEncoding.EncodeToString(key.PublicKey().Bytes())[:52])
+}