Add cli method to get no routes in myceliumd

Signed-off-by: Lee Smet <lee.smet@hotmail.com>

mycelium-cli/src/lib.rs

@@ -8,4 +8,6 @@ pub use inspect::inspect;
 #[cfg(feature = "message")]
 pub use message::{recv_msg, send_msg};
 pub use peer::{add_peers, list_peers, remove_peers};
-pub use routes::{list_fallback_routes, list_queried_subnets, list_selected_routes};
+pub use routes::{
+    list_fallback_routes, list_no_route_entries, list_queried_subnets, list_selected_routes,
+};

mycelium-cli/src/routes.rs

@@ -1,4 +1,4 @@
-use mycelium_api::{QueriedSubnet, Route};
+use mycelium_api::{NoRouteSubnet, QueriedSubnet, Route};
 use prettytable::{row, Table};
 use std::net::SocketAddr;
 
@@ -116,3 +116,37 @@ pub async fn list_queried_subnets(
     }
     Ok(())
 }
+
+pub async fn list_no_route_entries(
+    server_addr: SocketAddr,
+    json_print: bool,
+) -> Result<(), Box<dyn std::error::Error>> {
+    let request_url = format!("http://{server_addr}/api/v1/admin/routes/no_route");
+    match reqwest::get(&request_url).await {
+        Err(e) => {
+            error!("Failed to retrieve subnets with no route entries");
+            return Err(e.into());
+        }
+        Ok(resp) => {
+            debug!("Listing no route entries");
+
+            if json_print {
+                // API call returns routes in JSON format by default
+                let nrs = resp.text().await?;
+                println!("{nrs}");
+            } else {
+                // Print routes in table format
+                let no_routes: Vec<NoRouteSubnet> = resp.json().await?;
+                let mut table = Table::new();
+                table.add_row(row!["Subnet", "Entry expiration"]);
+
+                for nrs in no_routes.iter() {
+                    table.add_row(row![nrs.subnet, nrs.expiration,]);
+                }
+
+                table.printstd();
+            }
+        }
+    }
+    Ok(())
+}

myceliumd/src/main.rs

@@ -130,7 +130,7 @@ pub enum Command {
         command: PeersCommand,
     },
 
-    /// Actions related to routes (selected, fallback)
+    /// Actions related to routes (selected, fallback, queried, no route)
     Routes {
         #[command(subcommand)]
         command: RoutesCommand,
@@ -214,6 +214,12 @@ pub enum RoutesCommand {
         #[arg(long = "json", default_value_t = false)]
         json: bool,
     },
+    /// Print all subnets which are explicitly marked as not having a route
+    NoRoute {
+        /// Print subnets in JSON format
+        #[arg(long = "json", default_value_t = false)]
+        json: bool,
+    },
 }
 
 #[derive(Debug, Args)]
@@ -575,6 +581,9 @@ async fn main() -> Result<(), Box<dyn Error>> {
                 RoutesCommand::Queried { json } => {
                     return mycelium_cli::list_queried_subnets(cli.node_args.api_addr, json).await;
                 }
+                RoutesCommand::NoRoute { json } => {
+                    return mycelium_cli::list_no_route_entries(cli.node_args.api_addr, json).await;
+                }
             },
         },
     }