Update picoserve and send periodic ping to keep wifi connection active

src/main.rs

@@ -3,7 +3,7 @@
 #![feature(impl_trait_in_assoc_type)]
 #![feature(type_alias_impl_trait)]
 
-use core::{cell::RefCell, str::FromStr};
+use core::{cell::RefCell, net::Ipv4Addr, str::FromStr};
 
 use approuter::{AppRouter, AppState};
 use bme280::i2c::AsyncBME280;
@@ -13,7 +13,7 @@ use defmt::{debug, info, warn};
 use embassy_boot::{AlignedBuffer, BlockingFirmwareUpdater, FirmwareUpdaterConfig};
 use embassy_embedded_hal::flash::partition::BlockingPartition;
 use embassy_executor::Spawner;
-use embassy_net::{Config, DhcpConfig, Stack, StackResources};
+use embassy_net::{tcp::TcpSocket, Config, DhcpConfig, Stack, StackResources};
 use embassy_rp::{
     bind_interrupts,
     clocks::RoscRng,
@@ -371,6 +371,14 @@ async fn web_task(
     .await;
 }
 
+#[embassy_executor::task]
+async fn controller_task(state: AppState) {
+    loop {
+        state.shared_controller.0.lock().await.check_for_manual();
+        Timer::after(Duration::from_millis(500)).await;
+    }
+}
+
 #[embassy_executor::main]
 async fn main(spawner: Spawner) {
     info!("Starting...");
@@ -489,8 +497,21 @@ async fn main(spawner: Spawner) {
         spawner.must_spawn(web_task(id, stack, app, config, state.clone()));
     }
 
+    spawner.must_spawn(controller_task(state));
+
+    let mut rx_buffer = [0; 4096];
+    let mut tx_buffer = [0; 4096];
+
     loop {
-        state.shared_controller.0.lock().await.check_for_manual();
-        Timer::after(Duration::from_millis(500)).await;
+        // TODO: In the future, use reqless to push the current state to automation_rs
+        control.gpio_set(0, true).await;
+        let mut socket = TcpSocket::new(stack, &mut rx_buffer, &mut tx_buffer);
+        socket.set_timeout(Some(Duration::from_secs(1)));
+        socket
+            .connect(("10.0.0.2".parse::<Ipv4Addr>().unwrap(), 80))
+            .await
+            .ok();
+        control.gpio_set(0, false).await;
+        Timer::after(Duration::from_secs(60)).await;
     }
 }