From d61ea368985d06b091e4e91e1efb57d0612c5032 Mon Sep 17 00:00:00 2001
From: Asmir Avdicevic <asmir.avdicevic64@gmail.com>
Date: Mon, 9 Oct 2023 11:02:02 +0200
Subject: [PATCH] fix(derper): update config to auto generate keys

---
 iroh-net/src/bin/derper.rs | 17 +++++++++++++++--
 1 file changed, 15 insertions(+), 2 deletions(-)

diff --git a/iroh-net/src/bin/derper.rs b/iroh-net/src/bin/derper.rs
index ef19b3d7592..b7dc6866fbe 100644
--- a/iroh-net/src/bin/derper.rs
+++ b/iroh-net/src/bin/derper.rs
@@ -284,10 +284,23 @@ impl Config {
         if !path.as_ref().is_file() {
             bail!("config-path must be a valid toml file");
         }
-        let config_ser = tokio::fs::read_to_string(path)
+        let mut config_ser = tokio::fs::read_to_string(&path)
             .await
             .context("unable to read config")?;
-        let config = toml::from_str(&config_ser).context("unable to decode config")?;
+        let secret_key_injected = false;
+        if !config_ser.contains("secret_key") {
+            config_ser = format!(
+                r#"
+                secret_key = "{}"
+                {}"#,
+                SecretKey::generate(),
+                config_ser
+            );
+        }
+        let config: Self = toml::from_str(&config_ser).context("unable to decode config")?;
+        if secret_key_injected {
+            config.write_to_file(path).await?;
+        }
 
         Ok(config)
     }