local configuration updates

examples/cluster.toml → examples/local.toml

@@ -4,7 +4,10 @@
 # and edited to match the actual configuration of the cluster.
 #
 # For testing, run the resolver with the following command:
-# cargo run --release -- --trace --verbose --config-file=examples/cluster.toml --auto-update 
+# cargo run --release -- --trace --verbose --config-file=examples/local.toml --auto-update 
+#
+# To run under kHOST deployment, copy this file to `~/.kaspa-resolver/local.toml`.
+# Existence of `~/.kaspa-resolver/local.toml` will override any other configuration settings.
 #
 
 [[node]]

src/config.rs

@@ -104,7 +104,19 @@ pub fn init(user_config: &Option<PathBuf>) -> Result<()> {
         fs::create_dir_all(&global_config_folder)?;
     }
 
-    if let Some(user_config) = user_config {
+    let local_config_override = global_config_folder.join("local.toml");
+    if local_config_override.exists() {
+        log_warn!(
+            "Config",
+            "Using local config override: `{}`",
+            local_config_override.display()
+        );
+        let toml = fs::read_to_string(local_config_override)?;
+        USER_CONFIG
+            .lock()
+            .unwrap()
+            .replace(Config::try_parse(toml.as_str())?);
+    } else if let Some(user_config) = user_config {
         // let config_path = Path::new(config);
         if !user_config.exists() {
             Err(Error::custom(format!(