api2/subscription.rs: add subscription api class

src/api2/subscription.rs

@@ -0,0 +1,28 @@
+use failure::*;
+
+use crate::tools;
+use crate::api::schema::*;
+use crate::api::router::*;
+use serde_json::{json, Value};
+
+
+fn get_subscription(_param: Value, _info: &ApiMethod) -> Result<Value, Error> {
+
+    let url = "https://www.proxmox.com/en/proxmox-backup-server/pricing";
+    Ok(json!({
+        "status": "NotFound",
+	"message": "There is no subscription key",
+	"serverid": tools::get_hardware_address()?,
+	"url":  url,
+     }))
+}
+
+pub fn router() -> Router {
+
+    let route = Router::new()
+        .get(ApiMethod::new(
+            get_subscription,
+            ObjectSchema::new("Read subscription info.")));
+
+    route
+}