ring

Cargo.lock

@@ -119,6 +119,26 @@ version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
+[[package]]
+name = "const_format"
+version = "0.2.32"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e3a214c7af3d04997541b18d432afaff4c455e79e2029079647e72fc2bd27673"
+dependencies = [
+ "const_format_proc_macros",
+]
+
+[[package]]
+name = "const_format_proc_macros"
+version = "0.2.32"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c7f6ff08fd20f4f299298a28e2dfa8a8ba1036e6cd2460ac1de7b425d76f2500"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "unicode-xid",
+]
+
 [[package]]
 name = "core-isa-parser"
 version = "0.2.0"
@@ -1077,6 +1097,7 @@ checksum = "80af6f9131f277a45a3fba6ce8e2258037bb0477a67e610d3c1fe046ab31de47"
 name = "rusty-bell"
 version = "0.1.0"
 dependencies = [
+ "const_format",
  "embassy-executor",
  "embassy-net",
  "embassy-net-driver",
@@ -1301,6 +1322,12 @@ version = "1.0.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3354b9ac3fae1ff6755cb6db53683adb661634f67557942dea4facebec0fee4b"
 
+[[package]]
+name = "unicode-xid"
+version = "0.2.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f962df74c8c05a667b5ee8bcf162993134c104e96440b663c8daa176dc772d8c"
+
 [[package]]
 name = "vcell"
 version = "0.1.3"

Cargo.toml

@@ -21,6 +21,7 @@ static_cell = { version = "2.0.0", features = ["nightly"] }
 embassy-net = { version = "0.4.0", features = ["dhcpv4", "proto-ipv4", "tcp"] }
 embedded-io-async = "0.6.1"
 embassy-net-driver = "0.2.0"
+const_format = "0.2.32"
 
 [profile.dev]
 # Rust debug is too slow.

src/main.rs

@@ -7,6 +7,7 @@ use embassy_net::tcp::TcpSocket;
 use embassy_net::{Config, Ipv4Address, Stack, StackResources};
 use esp_hal;
 
+use const_format::formatcp;
 use embassy_time::{Duration, Timer};
 use esp_backtrace as _;
 use esp_hal::clock::ClockControl;
@@ -92,20 +93,28 @@ async fn main(spawner: Spawner) -> ! {
 
         socket.set_timeout(Some(embassy_time::Duration::from_secs(10)));
 
-        let remote_endpoint = (Ipv4Address::new(142, 250, 185, 115), 80);
+        let remote_endpoint = (Ipv4Address::new(104, 20, 43, 236), 80);
         println!("connecting...");
         let r = socket.connect(remote_endpoint).await;
         if let Err(e) = r {
             println!("connect error: {:?}", e);
             continue;
         }
+
+        const json: &'static str = "{
+            \"token\": \"ahgvt9acdx5sowxfobadt9cmpqhrzp\",
+            \"user\": \"ud2btptjwvy92xi8y77tfurfew6z7a\",
+            \"message\": \"DOOR BELL!!!\"
+        }";
+        const json_len: usize = json.len();
+
         println!("connected!");
         let mut buf = [0; 1024];
         loop {
             use embedded_io_async::Write;
-            let r = socket
+            let req = formatcp!("POST /1/messages.json HTTP/1.0\r\nHost: api.pushover.net\r\nContent-Type: application/json\r\nContent-Length: {}\r\n\r\n{}\r\n\r\n", json_len, json);
-                .write_all(b"GET / HTTP/1.0\r\nHost: www.mobile-j.de\r\n\r\n")
+            println!("{}", req);
-                .await;
+            let r = socket.write_all(req.as_bytes()).await;
             if let Err(e) = r {
                 println!("write error: {:?}", e);
                 break;
@@ -123,7 +132,7 @@ async fn main(spawner: Spawner) -> ! {
             };
             println!("{}", core::str::from_utf8(&buf[..n]).unwrap());
         }
-        Timer::after(Duration::from_millis(3000)).await;
+        Timer::after(Duration::from_millis(5000)).await;
     }
 }