Expand description

Компонент для получения данных через HTTP server.

Ссылки:

§Определение API

GET /messages

Получение коллекции всех сообщений.

GET /messages/<KEY>

Получение сообщения по ключу.

PUT /messages

Ввод сообщения. Значение передается в виде JSON в теле запроса.

§Пример

//! Запуск:
//!
//! ```bash
//! cargo run -p rsiot-http-server --example http-server-example
//! cargo run -p rsiot-http-server --example http-server-example --features single-thread
//!
//! Можно задать сообщение:
//!
//! ```json
//! {"MessageSet":{"value":24.0,"ts":"2024-02-12T18:57:16.717277474Z","source":null}}
//! ```

#[cfg(any(target_arch = "x86_64", target_arch = "aarch64"))]
fn main() -> anyhow::Result<()> {
    use serde::{Deserialize, Serialize};
    #[cfg(feature = "single-thread")]
    use tokio::task::LocalSet;
    use tokio::{runtime, time::Duration};
    use tracing::Level;
    use tracing_subscriber::filter::LevelFilter;

    use rsiot_component_core::ComponentExecutor;
    use rsiot_extra_components::{cmp_inject_periodic, cmp_logger};
    use rsiot_http_server as cmp_http_server;
    use rsiot_messages_core::{msg_meta, IMessage, IMsgContentValue, MsgContent, MsgMeta};

    #[derive(Clone, Debug, Deserialize, PartialEq, Serialize, MsgMeta)]
    enum Message {
        Msg0(MsgContent<f64>),
        Msg1(MsgContent<f64>),
        MsgSet(MsgContent<f64>),
    }

    impl IMessage for Message {
        fn into_eav(self) -> Vec<rsiot_messages_core::eav::EavModel> {
            vec![]
        }
    }

    tracing_subscriber::fmt()
        .with_max_level(LevelFilter::DEBUG)
        .init();

    let mut counter = 0.0;

    let logger_config = cmp_logger::Config {
        level: Level::INFO,
        header: "".into(),
    };

    let http_server_config = cmp_http_server::Config {
        port: 8011,
        fn_input: |text: &str| {
            let msg = Message::from_json(text)?;
            Ok(Some(msg))
        },
        fn_output: |msg: &Message| {
            let text = msg.to_json()?;
            Ok(text) as anyhow::Result<String>
        },
    };

    let inject_periodic_config = cmp_inject_periodic::Config {
        period: Duration::from_secs(2),
        fn_periodic: move || {
            let msg1 = Message::Msg0(MsgContent::new(counter));
            let msg2 = Message::Msg1(MsgContent::new(counter * 2.0));
            counter += 1.0;
            vec![msg1, msg2]
        },
    };

    #[cfg(not(feature = "single-thread"))]
    runtime::Builder::new_multi_thread()
        .enable_all()
        .build()?
        .block_on(async move {
            ComponentExecutor::new(100, "http-server")
                .add_cmp(cmp_logger::Cmp::new(logger_config))
                .add_cmp(cmp_inject_periodic::Cmp::new(inject_periodic_config))
                .add_cmp(cmp_http_server::Cmp::new(http_server_config))
                .wait_result()
                .await?;

            Ok(()) as anyhow::Result<()>
        })?;

    #[cfg(feature = "single-thread")]
    runtime::Builder::new_current_thread()
        .enable_all()
        .build()?
        .block_on(async move {
            let local_set = LocalSet::new();

            local_set.spawn_local(async move {
                ComponentExecutor::new(100, "http-server")
                    .add_cmp(cmp_logger::Cmp::new(logger_config))
                    .add_cmp(cmp_inject_periodic::Cmp::new(inject_periodic_config))
                    .add_cmp(cmp_http_server::Cmp::new(http_server_config))
                    .wait_result()
                    .await?;
                Ok(()) as anyhow::Result<()>
            });

            local_set.await;

            Ok(()) as anyhow::Result<()>
        })?;

    Ok(())
}

#[cfg(any(target_arch = "wasm32", target_arch = "riscv32"))]
fn main() {}

§Тестирование

См. папку .bruno