diff --git a/node/tests/src/main.rs b/node/tests/src/main.rs
index 04f2c801..72b56f05 100644
--- a/node/tests/src/main.rs
+++ b/node/tests/src/main.rs
@@ -28,6 +28,8 @@ enum TesterCommands {
     Run,
 }
 
+/// Get the path of the node ips config file.
+/// This way we can run the test from every directory and also inside kubernetes pod.
 fn get_config_path() -> String {
     // This way we can run the test from every directory and also inside kubernetes pod.
     let manifest_path = std::env::var("CARGO_MANIFEST_DIR");
@@ -54,6 +56,7 @@ pub async fn generate_config() {
     }
 }
 
+/// Start the tests pod in the kubernetes cluster.
 pub async fn start_tests_pod() {
     let client = k8s::get_client().await.unwrap();
     k8s::create_tests_deployment(&client).await.unwrap();
diff --git a/node/tools/src/config.rs b/node/tools/src/config.rs
index 69b603ed..b81960f4 100644
--- a/node/tools/src/config.rs
+++ b/node/tools/src/config.rs
@@ -34,6 +34,7 @@ pub(crate) fn encode_json<T: serde::ser::Serialize>(x: &T) -> String {
     encode_with_serializer(x, s)
 }
 
+/// Encodes a generated proto message to json for arbitrary ProtoFmt with a custom serializer.
 pub(crate) fn encode_with_serializer<T: serde::ser::Serialize, F: Formatter>(
     x: &T,
     mut serializer: Serializer<Vec<u8>, F>,
diff --git a/node/tools/src/rpc/methods/config.rs b/node/tools/src/rpc/methods/config.rs
index 0d22ec4d..20094dd6 100644
--- a/node/tools/src/rpc/methods/config.rs
+++ b/node/tools/src/rpc/methods/config.rs
@@ -12,6 +12,7 @@ pub(crate) struct ConfigInfo;
 // RPCMethod trait should be more general to allow external parameters like this case
 // TODO fix the trait and implement this code in it
 impl ConfigInfo {
+    /// Returns the config of the node, this reads the config.json file so does not support live updates.
     pub(crate) fn info(config: AppConfig) -> Result<serde_json::Value, ErrorCode> {
         // This may change in the future since we are assuming that the executor binary is being run inside the config directory.
         Ok(serde_json::json!({