add hot tier details in banner and about api response (#910)

Author: nikhilsinhaparseable

server/src/banner.rs

@@ -123,6 +123,14 @@ async fn storage_info(config: &Config) {
             size
         );
     }
+    if let Some(path) = &config.parseable.hot_tier_storage_path {
+        eprintln!(
+            "\
+        {:8}Hot Tier:           \"Enabled, Path: {}\"",
+            "",
+            path.display(),
+        );
+    }
 
     eprintln!(
         "\

server/src/handlers/http/about.rs

@@ -94,6 +94,16 @@ pub async fn about() -> Json<serde_json::Value> {
         )
     };
 
+    let hot_tier_details: String = if CONFIG.hot_tier_dir().is_none() {
+        "Disabled".to_string()
+    } else {
+        let hot_tier_dir: &Option<PathBuf> = CONFIG.hot_tier_dir();
+        format!(
+            "Enabled, Path: {}",
+            hot_tier_dir.as_ref().unwrap().display(),
+        )
+    };
+
     let ms_clarity_tag = &CONFIG.parseable.ms_clarity_tag;
 
     Json(json!({
@@ -110,6 +120,7 @@ pub async fn about() -> Json<serde_json::Value> {
         "mode": mode,
         "staging": staging,
         "cache": cache_details,
+        "hotTier": hot_tier_details,
         "grpcPort": grpc_port,
         "store": {
             "type": CONFIG.get_storage_mode_string(),

server/src/option.rs

@@ -159,6 +159,10 @@ Cloud Native, log analytics platform for modern applications."#,
         &self.parseable.local_cache_path
     }
 
+    pub fn hot_tier_dir(&self) -> &Option<PathBuf> {
+        &self.parseable.hot_tier_storage_path
+    }
+
     pub fn is_default_creds(&self) -> bool {
         self.parseable.username == Cli::DEFAULT_USERNAME
             && self.parseable.password == Cli::DEFAULT_PASSWORD