diff options
Diffstat (limited to 'embassy-net-examples/src/main.rs')
| -rw-r--r-- | embassy-net-examples/src/main.rs | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/embassy-net-examples/src/main.rs b/embassy-net-examples/src/main.rs new file mode 100644 index 000000000..bc413f1a2 --- /dev/null +++ b/embassy-net-examples/src/main.rs | |||
| @@ -0,0 +1,79 @@ | |||
| 1 | #![feature(type_alias_impl_trait)] | ||
| 2 | |||
| 3 | use embassy::executor::{Spawner, task}; | ||
| 4 | use embassy::io::{AsyncBufReadExt, AsyncWriteExt}; | ||
| 5 | use embassy::time::{Duration, Timer}; | ||
| 6 | use embassy::util::Forever; | ||
| 7 | use embassy_net::*; | ||
| 8 | use embassy_std::Executor; | ||
| 9 | use heapless::Vec; | ||
| 10 | use log::*; | ||
| 11 | |||
| 12 | mod tuntap; | ||
| 13 | |||
| 14 | use crate::tuntap::TunTapDevice; | ||
| 15 | |||
| 16 | static DEVICE: Forever<TunTapDevice> = Forever::new(); | ||
| 17 | static CONFIG: Forever<StaticConfigurator> = Forever::new(); | ||
| 18 | |||
| 19 | #[task] | ||
| 20 | async fn net_task() { | ||
| 21 | embassy_net::run().await | ||
| 22 | } | ||
| 23 | |||
| 24 | #[task] | ||
| 25 | async fn main_task(spawner: Spawner) { | ||
| 26 | // Init network device | ||
| 27 | let device = TunTapDevice::new("tap0").unwrap(); | ||
| 28 | |||
| 29 | // Static IP configuration | ||
| 30 | let config = StaticConfigurator::new(UpConfig { | ||
| 31 | address: Ipv4Cidr::new(Ipv4Address::new(192, 168, 69, 1), 24), | ||
| 32 | dns_servers: Vec::new(), | ||
| 33 | gateway: Ipv4Address::new(192, 168, 69, 100), | ||
| 34 | }); | ||
| 35 | |||
| 36 | // Init network stack | ||
| 37 | embassy_net::init(DEVICE.put(device), CONFIG.put(config)); | ||
| 38 | |||
| 39 | // Launch network task | ||
| 40 | spawner.spawn(net_task()).unwrap(); | ||
| 41 | |||
| 42 | // Then we can use it! | ||
| 43 | let mut rx_buffer = [0; 4096]; | ||
| 44 | let mut tx_buffer = [0; 4096]; | ||
| 45 | let mut socket = TcpSocket::new(&mut rx_buffer, &mut tx_buffer); | ||
| 46 | |||
| 47 | socket.set_timeout(Some(embassy_net::SmolDuration::from_secs(10))); | ||
| 48 | |||
| 49 | let remote_endpoint = (Ipv4Address::new(192, 168, 69, 100), 8000); | ||
| 50 | info!("connecting to {:?}...", remote_endpoint); | ||
| 51 | let r = socket.connect(remote_endpoint).await; | ||
| 52 | if let Err(e) = r { | ||
| 53 | warn!("connect error: {:?}", e); | ||
| 54 | return; | ||
| 55 | } | ||
| 56 | info!("connected!"); | ||
| 57 | loop { | ||
| 58 | let r = socket.write_all(b"Hello!\n").await; | ||
| 59 | if let Err(e) = r { | ||
| 60 | warn!("write error: {:?}", e); | ||
| 61 | return; | ||
| 62 | } | ||
| 63 | } | ||
| 64 | } | ||
| 65 | |||
| 66 | static EXECUTOR: Forever<Executor> = Forever::new(); | ||
| 67 | |||
| 68 | fn main() { | ||
| 69 | env_logger::builder() | ||
| 70 | .filter_level(log::LevelFilter::Debug) | ||
| 71 | .filter_module("async_io", log::LevelFilter::Info) | ||
| 72 | .format_timestamp_nanos() | ||
| 73 | .init(); | ||
| 74 | |||
| 75 | let executor = EXECUTOR.put(Executor::new()); | ||
| 76 | executor.run(|spawner| { | ||
| 77 | spawner.spawn(main_task(spawner)).unwrap(); | ||
| 78 | }); | ||
| 79 | } | ||
