split webserver into submodules

rust/.idea/dictionaries/project.xml

@@ -1,14 +1,18 @@
 <component name="ProjectDictionaryState">
   <dictionary name="project">
     <words>
+      <w>boardtest</w>
       <w>buildtime</w>
       <w>deepsleep</w>
       <w>githash</w>
+      <w>lamptest</w>
       <w>lightstate</w>
       <w>mppt</w>
       <w>plantstate</w>
+      <w>pumptest</w>
       <w>sntp</w>
       <w>vergen</w>
+      <w>wifiscan</w>
     </words>
   </dictionary>
 </component>

rust/src/main.rs

@@ -9,6 +9,7 @@
     holding buffers for the duration of a data transfer."
 )]
 
+//TODO insert version here and read it in other parts, also read this for the ota webview
 esp_bootloader_esp_idf::esp_app_desc!();
 use esp_backtrace as _;
 

rust/src/webserver/backup_manager.rs

@@ -0,0 +1,191 @@
+use crate::fat_error::{FatError, FatResult};
+use crate::hal::rtc::X25;
+use crate::BOARD_ACCESS;
+use alloc::borrow::ToOwned;
+use alloc::format;
+use alloc::string::{String, ToString};
+use chrono::DateTime;
+use edge_http::io::server::Connection;
+use embedded_io_async::{Read, Write};
+use log::info;
+use serde::{Deserialize, Serialize};
+
+#[derive(Serialize, Deserialize, PartialEq, Debug)]
+pub struct WebBackupHeader {
+    timestamp: String,
+    size: u16,
+}
+pub(crate) async fn get_backup_config<T, const N: usize>(
+    conn: &mut Connection<'_, T, { N }>,
+) -> FatResult<Option<u32>>
+where
+    T: Read + Write,
+{
+    // First pass: verify checksum without sending data
+    let mut checksum = X25.digest();
+    let mut chunk = 0_usize;
+    loop {
+        let mut board = BOARD_ACCESS.get().await.lock().await;
+        board.board_hal.progress(chunk as u32).await;
+        let (buf, len, expected_crc) = board
+            .board_hal
+            .get_rtc_module()
+            .get_backup_config(chunk)
+            .await?;
+
+        // Update checksum with the actual data bytes of this chunk
+        checksum.update(&buf[..len]);
+
+        let is_last = len == 0 || len < buf.len();
+        if is_last {
+            let actual_crc = checksum.finalize();
+            if actual_crc != expected_crc {
+                BOARD_ACCESS
+                    .get()
+                    .await
+                    .lock()
+                    .await
+                    .board_hal
+                    .clear_progress()
+                    .await;
+                conn.initiate_response(
+                    409,
+                    Some(
+                        format!(
+                            "Checksum mismatch expected {} got {}",
+                            expected_crc, actual_crc
+                        )
+                        .as_str(),
+                    ),
+                    &[],
+                )
+                .await?;
+                return Ok(Some(409));
+            }
+            break;
+        }
+        chunk += 1;
+    }
+    // Second pass: stream data
+    conn.initiate_response(
+        200,
+        Some("OK"),
+        &[
+            ("Access-Control-Allow-Origin", "*"),
+            ("Access-Control-Allow-Headers", "*"),
+            ("Access-Control-Allow-Methods", "*"),
+        ],
+    )
+    .await?;
+
+    let mut chunk = 0_usize;
+    loop {
+        let mut board = BOARD_ACCESS.get().await.lock().await;
+        board.board_hal.progress(chunk as u32).await;
+        let (buf, len, _expected_crc) = board
+            .board_hal
+            .get_rtc_module()
+            .get_backup_config(chunk)
+            .await?;
+
+        if len == 0 {
+            break;
+        }
+
+        conn.write_all(&buf[..len]).await?;
+
+        if len < buf.len() {
+            break;
+        }
+        chunk += 1;
+    }
+    BOARD_ACCESS
+        .get()
+        .await
+        .lock()
+        .await
+        .board_hal
+        .clear_progress()
+        .await;
+    Ok(Some(200))
+}
+
+pub(crate) async fn backup_config<T, const N: usize>(
+    conn: &mut Connection<'_, T, N>,
+) -> FatResult<Option<String>>
+where
+    T: Read + Write,
+{
+    let mut offset = 0_usize;
+    let mut buf = [0_u8; 32];
+
+    let mut checksum = crate::hal::rtc::X25.digest();
+
+    let mut counter = 0;
+    loop {
+        let to_write = conn.read(&mut buf).await?;
+        if to_write == 0 {
+            info!("backup finished");
+            break;
+        } else {
+            let mut board = BOARD_ACCESS.get().await.lock().await;
+            board.board_hal.progress(counter).await;
+
+            counter = counter + 1;
+            board
+                .board_hal
+                .get_rtc_module()
+                .backup_config(offset, &buf[0..to_write])
+                .await?;
+            checksum.update(&buf[0..to_write]);
+        }
+        offset = offset + to_write;
+    }
+
+    let mut board = BOARD_ACCESS.get().await.lock().await;
+    board
+        .board_hal
+        .get_rtc_module()
+        .backup_config_finalize(checksum.finalize(), offset)
+        .await?;
+    board.board_hal.clear_progress().await;
+    conn.initiate_response(
+        200,
+        Some("OK"),
+        &[
+            ("Access-Control-Allow-Origin", "*"),
+            ("Access-Control-Allow-Headers", "*"),
+            ("Access-Control-Allow-Methods", "*"),
+        ],
+    )
+    .await?;
+    Ok(Some("saved".to_owned()))
+}
+
+pub(crate) async fn backup_info<T, const N: usize>(
+    _request: &mut Connection<'_, T, N>,
+) -> Result<Option<String>, FatError>
+where
+    T: Read + Write,
+{
+    let mut board = BOARD_ACCESS.get().await.lock().await;
+    let header = board.board_hal.get_rtc_module().get_backup_info().await;
+    let json = match header {
+        Ok(h) => {
+            let timestamp = DateTime::from_timestamp_millis(h.timestamp).unwrap();
+            let wbh = WebBackupHeader {
+                timestamp: timestamp.to_rfc3339(),
+                size: h.size,
+            };
+            serde_json::to_string(&wbh)?
+        }
+        Err(err) => {
+            let wbh = WebBackupHeader {
+                timestamp: err.to_string(),
+                size: 0,
+            };
+            serde_json::to_string(&wbh)?
+        }
+    };
+    Ok(Some(json))
+}

rust/src/webserver/file_manager.rs

@@ -0,0 +1,160 @@
+use crate::fat_error::{FatError, FatResult};
+use crate::BOARD_ACCESS;
+use alloc::borrow::ToOwned;
+use alloc::format;
+use alloc::string::String;
+use edge_http::io::server::Connection;
+use edge_http::Method;
+use embedded_io_async::{Read, Write};
+use log::info;
+
+pub(crate) async fn list_files<T, const N: usize>(
+    _request: &mut Connection<'_, T, N>,
+) -> FatResult<Option<String>> {
+    let mut board = BOARD_ACCESS.get().await.lock().await;
+    let result = board.board_hal.get_esp().list_files().await?;
+    let file_list_json = serde_json::to_string(&result)?;
+    Ok(Some(file_list_json))
+}
+pub(crate) async fn file_operations<T, const N: usize>(
+    conn: &mut Connection<'_, T, { N }>,
+    method: Method,
+    path: &&str,
+    prefix: &&str,
+) -> Result<Option<u32>, FatError>
+where
+    T: Read + Write,
+{
+    let filename = &path[prefix.len()..];
+    info!("file request for {} with method {}", filename, method);
+    Ok(match method {
+        Method::Delete => {
+            let mut board = BOARD_ACCESS.get().await.lock().await;
+            board
+                .board_hal
+                .get_esp()
+                .delete_file(filename.to_owned())
+                .await?;
+            conn.initiate_response(
+                200,
+                Some("OK"),
+                &[
+                    ("Access-Control-Allow-Origin", "*"),
+                    ("Access-Control-Allow-Headers", "*"),
+                    ("Access-Control-Allow-Methods", "*"),
+                ],
+            )
+            .await?;
+            Some(200)
+        }
+        Method::Get => {
+            let disp = format!("attachment; filename=\"{filename}\"");
+            let size = {
+                let mut board = BOARD_ACCESS.get().await.lock().await;
+                board
+                    .board_hal
+                    .get_esp()
+                    .get_size(filename.to_owned())
+                    .await?
+            };
+
+            conn.initiate_response(
+                200,
+                Some("OK"),
+                &[
+                    ("Content-Type", "application/octet-stream"),
+                    ("Content-Disposition", disp.as_str()),
+                    ("Content-Length", &format!("{}", size)),
+                    ("Access-Control-Allow-Origin", "*"),
+                    ("Access-Control-Allow-Headers", "*"),
+                    ("Access-Control-Allow-Methods", "*"),
+                ],
+            )
+            .await?;
+
+            let mut chunk = 0;
+            loop {
+                let mut board = BOARD_ACCESS.get().await.lock().await;
+                board.board_hal.progress(chunk as u32).await;
+                let read_chunk = board
+                    .board_hal
+                    .get_esp()
+                    .get_file(filename.to_owned(), chunk)
+                    .await?;
+                let length = read_chunk.1;
+                if length == 0 {
+                    info!("file request for {} finished", filename);
+                    break;
+                }
+                let data = &read_chunk.0[0..length];
+                conn.write_all(data).await?;
+                if length < read_chunk.0.len() {
+                    info!("file request for {} finished", filename);
+                    break;
+                }
+                chunk = chunk + 1;
+            }
+            BOARD_ACCESS
+                .get()
+                .await
+                .lock()
+                .await
+                .board_hal
+                .clear_progress()
+                .await;
+            Some(200)
+        }
+        Method::Post => {
+            {
+                let mut board = BOARD_ACCESS.get().await.lock().await;
+                //ensure file is deleted, otherwise we would need to truncate the file which will not work with streaming
+                let _ = board
+                    .board_hal
+                    .get_esp()
+                    .delete_file(filename.to_owned())
+                    .await;
+            }
+
+            let mut offset = 0_usize;
+            let mut chunk = 0;
+            loop {
+                let mut buf = [0_u8; 1024];
+                let to_write = conn.read(&mut buf).await?;
+                if to_write == 0 {
+                    info!("file request for {} finished", filename);
+                    break;
+                } else {
+                    let mut board = BOARD_ACCESS.get().await.lock().await;
+                    board.board_hal.progress(chunk as u32).await;
+                    board
+                        .board_hal
+                        .get_esp()
+                        .write_file(filename.to_owned(), offset as u32, &buf[0..to_write])
+                        .await?;
+                }
+                offset = offset + to_write;
+                chunk = chunk + 1;
+            }
+            BOARD_ACCESS
+                .get()
+                .await
+                .lock()
+                .await
+                .board_hal
+                .clear_progress()
+                .await;
+            conn.initiate_response(
+                200,
+                Some("OK"),
+                &[
+                    ("Access-Control-Allow-Origin", "*"),
+                    ("Access-Control-Allow-Headers", "*"),
+                    ("Access-Control-Allow-Methods", "*"),
+                ],
+            )
+            .await?;
+            Some(200)
+        }
+        _ => None,
+    })
+}

rust/src/webserver/get_json.rs

@@ -0,0 +1,168 @@
+use crate::fat_error::{FatError, FatResult};
+use crate::hal::{esp_time, PLANT_COUNT};
+use crate::log::{LogMessage, LOG_ACCESS};
+use crate::plant_state::{MoistureSensorState, PlantState};
+use crate::tank::determine_tank_state;
+use crate::{get_version, BOARD_ACCESS};
+use alloc::format;
+use alloc::string::{String, ToString};
+use alloc::vec::Vec;
+use chrono_tz::Tz;
+use core::str::FromStr;
+use edge_http::io::server::Connection;
+use embedded_io_async::{Read, Write};
+use log::info;
+use serde::Serialize;
+
+#[derive(Serialize, Debug)]
+struct LoadData<'a> {
+    rtc: &'a str,
+    native: &'a str,
+}
+#[derive(Serialize, Debug)]
+struct Moistures {
+    moisture_a: Vec<String>,
+    moisture_b: Vec<String>,
+}
+#[derive(Serialize, Debug)]
+struct SolarState {
+    mppt_voltage: f32,
+    mppt_current: f32,
+    is_day: bool,
+}
+pub(crate) async fn get_live_moisture<T, const N: usize>(
+    _request: &mut Connection<'_, T, N>,
+) -> FatResult<Option<String>>
+where
+    T: Read + Write,
+{
+    let mut board = BOARD_ACCESS.get().await.lock().await;
+    let mut plant_state = Vec::new();
+    for i in 0..PLANT_COUNT {
+        plant_state.push(PlantState::read_hardware_state(i, &mut board).await);
+    }
+    let a = Vec::from_iter(plant_state.iter().map(|s| match &s.sensor_a {
+        MoistureSensorState::Disabled => "disabled".to_string(),
+        MoistureSensorState::MoistureValue {
+            raw_hz,
+            moisture_percent,
+        } => {
+            format!("{moisture_percent:.2}% {raw_hz}hz",)
+        }
+        MoistureSensorState::SensorError(err) => format!("{err:?}"),
+    }));
+    let b = Vec::from_iter(plant_state.iter().map(|s| match &s.sensor_b {
+        MoistureSensorState::Disabled => "disabled".to_string(),
+        MoistureSensorState::MoistureValue {
+            raw_hz,
+            moisture_percent,
+        } => {
+            format!("{moisture_percent:.2}% {raw_hz}hz",)
+        }
+        MoistureSensorState::SensorError(err) => format!("{err:?}"),
+    }));
+
+    let data = Moistures {
+        moisture_a: a,
+        moisture_b: b,
+    };
+    let json = serde_json::to_string(&data)?;
+
+    Ok(Some(json))
+}
+
+pub(crate) async fn tank_info<T, const N: usize>(
+    _request: &mut Connection<'_, T, N>,
+) -> Result<Option<String>, FatError>
+where
+    T: Read + Write,
+{
+    let mut board = BOARD_ACCESS.get().await.lock().await;
+    let tank_state = determine_tank_state(&mut board).await;
+    //should be multisampled
+    let sensor = board.board_hal.get_tank_sensor()?;
+
+    let water_temp: FatResult<f32> = sensor.water_temperature_c().await;
+    Ok(Some(serde_json::to_string(&tank_state.as_mqtt_info(
+        &board.board_hal.get_config().tank,
+        &water_temp,
+    ))?))
+}
+
+pub(crate) async fn get_timezones() -> FatResult<Option<String>> {
+    // Get all timezones compiled into the binary from chrono-tz
+    let timezones: Vec<&'static str> = chrono_tz::TZ_VARIANTS.iter().map(|tz| tz.name()).collect();
+    let json = serde_json::to_string(&timezones)?;
+    Ok(Some(json))
+}
+
+pub(crate) async fn get_solar_state<T, const N: usize>(
+    _request: &mut Connection<'_, T, N>,
+) -> FatResult<Option<String>> {
+    let mut board = BOARD_ACCESS.get().await.lock().await;
+    let state = SolarState {
+        mppt_voltage: board.board_hal.get_mptt_voltage().await?.as_millivolts() as f32,
+        mppt_current: board.board_hal.get_mptt_current().await?.as_milliamperes() as f32,
+        is_day: board.board_hal.is_day(),
+    };
+    Ok(Some(serde_json::to_string(&state)?))
+}
+
+pub(crate) async fn get_version_web<T, const N: usize>(
+    _request: &mut Connection<'_, T, N>,
+) -> FatResult<Option<String>> {
+    let mut board = BOARD_ACCESS.get().await.lock().await;
+    Ok(Some(serde_json::to_string(&get_version(&mut board).await)?))
+}
+
+pub(crate) async fn get_config<T, const N: usize>(
+    _request: &mut Connection<'_, T, N>,
+) -> FatResult<Option<String>> {
+    let mut board = BOARD_ACCESS.get().await.lock().await;
+    let json = serde_json::to_string(&board.board_hal.get_config())?;
+    Ok(Some(json))
+}
+
+pub(crate) async fn get_battery_state<T, const N: usize>(
+    _request: &mut Connection<'_, T, N>,
+) -> FatResult<Option<String>> {
+    let mut board = BOARD_ACCESS.get().await.lock().await;
+    let battery_state = board
+        .board_hal
+        .get_battery_monitor()
+        .get_battery_state()
+        .await?;
+    Ok(Some(serde_json::to_string(&battery_state)?))
+}
+
+pub(crate) async fn get_time<T, const N: usize>(
+    _request: &mut Connection<'_, T, N>,
+) -> FatResult<Option<String>> {
+    let mut board = BOARD_ACCESS.get().await.lock().await;
+    let conf = board.board_hal.get_config();
+    let tz = Tz::from_str(conf.timezone.as_ref().unwrap().as_str()).unwrap();
+    let native = esp_time().await.with_timezone(&tz).to_rfc3339();
+
+    let rtc = match board.board_hal.get_rtc_module().get_rtc_time().await {
+        Ok(time) => time.with_timezone(&tz).to_rfc3339(),
+        Err(err) => {
+            format!("Error getting time: {}", err)
+        }
+    };
+
+    let data = LoadData {
+        rtc: rtc.as_str(),
+        native: native.as_str(),
+    };
+    let json = serde_json::to_string(&data)?;
+
+    Ok(Some(json))
+}
+
+pub(crate) async fn get_log_localization_config<T, const N: usize>(
+    _request: &mut Connection<'_, T, N>,
+) -> FatResult<Option<String>> {
+    Ok(Some(serde_json::to_string(
+        &LogMessage::to_log_localisation_config(),
+    )?))
+}

rust/src/webserver/get_log.rs

@@ -0,0 +1,36 @@
+use crate::fat_error::FatResult;
+use crate::log::LOG_ACCESS;
+use edge_http::io::server::Connection;
+use embedded_io_async::{Read, Write};
+
+pub(crate) async fn get_log<T, const N: usize>(
+    conn: &mut Connection<'_, T, N>,
+) -> FatResult<Option<u32>>
+where
+    T: Read + Write,
+{
+    let log = LOG_ACCESS.lock().await.get();
+    conn.initiate_response(
+        200,
+        Some("OK"),
+        &[
+            ("Content-Type", "text/javascript"),
+            ("Access-Control-Allow-Origin", "*"),
+            ("Access-Control-Allow-Headers", "*"),
+            ("Access-Control-Allow-Methods", "*"),
+        ],
+    )
+    .await?;
+    conn.write_all("[".as_bytes()).await?;
+    let mut append = false;
+    for entry in log {
+        if append {
+            conn.write_all(",".as_bytes()).await?;
+        }
+        append = true;
+        let json = serde_json::to_string(&entry)?;
+        conn.write_all(json.as_bytes()).await?;
+    }
+    conn.write_all("]".as_bytes()).await?;
+    Ok(Some(200))
+}

rust/src/webserver/get_static.rs

@@ -0,0 +1,50 @@
+use crate::fat_error::FatError;
+use edge_http::io::server::Connection;
+use embedded_io_async::{Read, Write};
+
+pub(crate) async fn serve_favicon<T, const N: usize>(
+    conn: &mut Connection<'_, T, { N }>,
+) -> Result<Option<u32>, FatError>
+where
+    T: Read + Write,
+{
+    conn.initiate_response(200, Some("OK"), &[("Content-Type", "image/x-icon")])
+        .await?;
+    conn.write_all(include_bytes!("favicon.ico")).await?;
+    Ok(Some(200))
+}
+
+pub(crate) async fn serve_index<T, const N: usize>(
+    conn: &mut Connection<'_, T, { N }>,
+) -> Result<Option<u32>, FatError>
+where
+    T: Read + Write,
+{
+    conn.initiate_response(
+        200,
+        Some("OK"),
+        &[("Content-Type", "text/html"), ("Content-Encoding", "gzip")],
+    )
+    .await?;
+    conn.write_all(include_bytes!("index.html.gz")).await?;
+    Ok(Some(200))
+}
+
+pub(crate) async fn serve_bundle<T, const N: usize>(
+    conn: &mut Connection<'_, T, { N }>,
+) -> Result<Option<u32>, FatError>
+where
+    T: Read + Write,
+{
+    conn.initiate_response(
+        200,
+        Some("OK"),
+        &[
+            ("Content-Type", "text/javascript"),
+            ("Content-Encoding", "gzip"),
+        ],
+    )
+    .await?;
+    conn.write_all(include_bytes!("bundle.js.gz")).await?;
+    Ok(Some(200))
+}

rust/src/webserver/mod.rs

@@ -1,23 +1,32 @@
 //offer ota and config mode
 
-use crate::config::PlantControllerConfig;
+mod backup_manager;
+mod file_manager;
+mod get_json;
+mod get_log;
+mod get_static;
+mod post_json;
+
 use crate::fat_error::{FatError, FatResult};
-use crate::hal::rtc::X25;
-use crate::hal::{esp_set_time, esp_time};
-use crate::log::LOG_ACCESS;
-use crate::tank::determine_tank_state;
-use crate::{bail, do_secure_pump, get_version, log::LogMessage, BOARD_ACCESS};
+use crate::webserver::backup_manager::{backup_config, backup_info, get_backup_config};
+use crate::webserver::file_manager::{file_operations, list_files};
+use crate::webserver::get_json::{
+    get_battery_state, get_config, get_live_moisture, get_log_localization_config, get_solar_state,
+    get_time, get_timezones, get_version_web, tank_info,
+};
+use crate::webserver::get_log::get_log;
+use crate::webserver::get_static::{serve_bundle, serve_favicon, serve_index};
+use crate::webserver::post_json::{
+    board_test, night_lamp_test, pump_test, set_config, wifi_scan, write_time,
+};
+use crate::{bail, BOARD_ACCESS};
 use alloc::borrow::ToOwned;
-use alloc::format;
 use alloc::string::{String, ToString};
 use alloc::sync::Arc;
 use alloc::vec::Vec;
-use chrono::DateTime;
-use chrono_tz::Tz;
 use core::fmt::{Debug, Display};
 use core::net::{IpAddr, Ipv4Addr, SocketAddr};
 use core::result::Result::Ok;
-use core::str::{from_utf8, FromStr};
 use core::sync::atomic::{AtomicBool, Ordering};
 use edge_http::io::server::{Connection, Handler, Server};
 use edge_http::Method;
@@ -26,97 +35,8 @@ use edge_nal_embassy::{Tcp, TcpBuffers};
 use embassy_net::Stack;
 use embassy_time::Instant;
 use embedded_io_async::{Read, Write};
-use esp_println::println;
 use log::info;
-use serde::{Deserialize, Serialize};
 
-#[derive(Serialize, Debug)]
-struct SSIDList {
-    ssids: Vec<String>,
-}
-
-#[derive(Serialize, Debug)]
-struct LoadData<'a> {
-    rtc: &'a str,
-    native: &'a str,
-}
-
-#[derive(Serialize, Debug)]
-struct Moistures {
-    moisture_a: Vec<String>,
-    moisture_b: Vec<String>,
-}
-
-#[derive(Serialize, Debug)]
-struct SolarState {
-    mppt_voltage: f32,
-    mppt_current: f32,
-    is_day: bool,
-}
-
-#[derive(Deserialize, Debug)]
-struct SetTime<'a> {
-    time: &'a str,
-}
-
-#[derive(Serialize, Deserialize, Clone, Debug, PartialEq)]
-pub struct TestPump {
-    pump: usize,
-}
-
-#[derive(Serialize, Deserialize, PartialEq, Debug)]
-pub struct WebBackupHeader {
-    timestamp: String,
-    size: u16,
-}
-
-#[derive(Deserialize)]
-pub struct NightLampCommand {
-    active: bool,
-}
-//
-//
-
-//
-
-//
-// fn get_live_moisture(
-//     _request: &mut Request<&mut EspHttpConnection>,
-// ) -> Result<Option<std::string::String>, anyhow::Error> {
-//     let mut board = BOARD_ACCESS.lock().expect("Should never fail");
-//     let plant_state =
-//         Vec::from_iter((0..PLANT_COUNT).map(|i| PlantState::read_hardware_state(i, &mut board)));
-//     let a = Vec::from_iter(plant_state.iter().map(|s| match &s.sensor_a {
-//         MoistureSensorState::Disabled => "disabled".to_string(),
-//         MoistureSensorState::MoistureValue {
-//             raw_hz,
-//             moisture_percent,
-//         } => {
-//             format!("{moisture_percent:.2}% {raw_hz}hz",)
-//         }
-//         MoistureSensorState::SensorError(err) => format!("{err:?}"),
-//     }));
-//     let b = Vec::from_iter(plant_state.iter().map(|s| match &s.sensor_b {
-//         MoistureSensorState::Disabled => "disabled".to_string(),
-//         MoistureSensorState::MoistureValue {
-//             raw_hz,
-//             moisture_percent,
-//         } => {
-//             format!("{moisture_percent:.2}% {raw_hz}hz",)
-//         }
-//         MoistureSensorState::SensorError(err) => format!("{err:?}"),
-//     }));
-//
-//     let data = Moistures {
-//         moisture_a: a,
-//         moisture_b: b,
-//     };
-//     let json = serde_json::to_string(&data)?;
-//
-//     anyhow::Ok(Some(json))
-// }
-//
-//
 // fn ota(
 //     request: &mut Request<&mut EspHttpConnection>,
 // ) -> Result<Option<std::string::String>, anyhow::Error> {
@@ -164,11 +84,11 @@ pub struct NightLampCommand {
 // }
 //
 
-struct HttpHandler {
+struct HTTPRequestRouter {
     reboot_now: Arc<AtomicBool>,
 }
 
-impl Handler for HttpHandler {
+impl Handler for HTTPRequestRouter {
     type Error<E: Debug> = FatError;
     async fn handle<'a, T, const N: usize>(
         &self,
@@ -186,159 +106,15 @@ impl Handler for HttpHandler {
 
         let prefix = "/file?filename=";
         let status = if path.starts_with(prefix) {
-            let filename = &path[prefix.len()..];
-            info!("file request for {} with method {}", filename, method);
-            match method {
-                Method::Delete => {
-                    let mut board = BOARD_ACCESS.get().await.lock().await;
-                    board
-                        .board_hal
-                        .get_esp()
-                        .delete_file(filename.to_owned())
-                        .await?;
-                    Some(200)
-                }
-                Method::Get => {
-                    let disp = format!("attachment; filename=\"{filename}\"");
-                    let size = {
-                        let mut board = BOARD_ACCESS.get().await.lock().await;
-                        board
-                            .board_hal
-                            .get_esp()
-                            .get_size(filename.to_owned())
-                            .await?
-                    };
-
-                    conn.initiate_response(
-                        200,
-                        Some("OK"),
-                        &[
-                            ("Content-Type", "application/octet-stream"),
-                            ("Content-Disposition", disp.as_str()),
-                            ("Content-Length", &format!("{}", size)),
-                        ],
-                    )
-                    .await?;
-
-                    let mut chunk = 0;
-                    loop {
-                        let mut board = BOARD_ACCESS.get().await.lock().await;
-                        board.board_hal.progress(chunk as u32).await;
-                        let read_chunk = board
-                            .board_hal
-                            .get_esp()
-                            .get_file(filename.to_owned(), chunk)
-                            .await?;
-                        let length = read_chunk.1;
-                        if length == 0 {
-                            info!("file request for {} finished", filename);
-                            break;
-                        }
-                        let data = &read_chunk.0[0..length];
-                        conn.write_all(data).await?;
-                        if length < read_chunk.0.len() {
-                            info!("file request for {} finished", filename);
-                            break;
-                        }
-                        chunk = chunk + 1;
-                    }
-                    BOARD_ACCESS
-                        .get()
-                        .await
-                        .lock()
-                        .await
-                        .board_hal
-                        .clear_progress()
-                        .await;
-                    Some(200)
-                }
-                Method::Post => {
-                    {
-                        let mut board = BOARD_ACCESS.get().await.lock().await;
-                        //ensure file is deleted, otherwise we would need to truncate the file which will not work with streaming
-                        let _ = board
-                            .board_hal
-                            .get_esp()
-                            .delete_file(filename.to_owned())
-                            .await;
-                    }
-
-                    let mut offset = 0_usize;
-                    let mut chunk = 0;
-                    loop {
-                        let mut buf = [0_u8; 1024];
-                        let to_write = conn.read(&mut buf).await?;
-                        if to_write == 0 {
-                            info!("file request for {} finished", filename);
-                            break;
-                        } else {
-                            let mut board = BOARD_ACCESS.get().await.lock().await;
-                            board.board_hal.progress(chunk as u32).await;
-                            board
-                                .board_hal
-                                .get_esp()
-                                .write_file(filename.to_owned(), offset as u32, &buf[0..to_write])
-                                .await?;
-                        }
-                        offset = offset + to_write;
-                        chunk = chunk + 1;
-                    }
-                    BOARD_ACCESS
-                        .get()
-                        .await
-                        .lock()
-                        .await
-                        .board_hal
-                        .clear_progress()
-                        .await;
-                    Some(200)
-                }
-                _ => None,
-            }
+            file_operations(conn, method, &path, &prefix).await?
         } else {
             match method {
                 Method::Get => match path {
-                    "/favicon.ico" => {
-                        conn.initiate_response(
-                            200,
-                            Some("OK"),
-                            &[("Content-Type", "image/x-icon")],
-                        )
-                        .await?;
-                        conn.write_all(include_bytes!("favicon.ico")).await?;
-                        Some(200)
-                    }
-                    "/" => {
-                        conn.initiate_response(
-                            200,
-                            Some("OK"),
-                            &[("Content-Type", "text/html"), ("Content-Encoding", "gzip")],
-                        )
-                        .await?;
-                        conn.write_all(include_bytes!("index.html.gz")).await?;
-                        Some(200)
-                    }
-                    "/bundle.js" => {
-                        conn.initiate_response(
-                            200,
-                            Some("OK"),
-                            &[
-                                ("Content-Type", "text/javascript"),
-                                ("Content-Encoding", "gzip"),
-                            ],
-                        )
-                        .await?;
-                        conn.write_all(include_bytes!("bundle.js.gz")).await?;
-                        Some(200)
-                    }
-                    "/log" => {
-                        get_log(conn).await?;
-                        Some(200)
-                    }
-                    "/get_backup_config" => {
-                        get_backup_config(conn).await?;
-                        Some(200)
-                    }
+                    "/favicon.ico" => serve_favicon(conn).await?,
+                    "/" => serve_index(conn).await?,
+                    "/bundle.js" => serve_bundle(conn).await?,
+                    "/log" => get_log(conn).await?,
+                    "/get_backup_config" => get_backup_config(conn).await?,
                     &_ => {
                         let json = match path {
                             "/version" => Some(get_version_web(conn).await),
@@ -350,7 +126,8 @@ impl Handler for HttpHandler {
                             "/log_localization" => Some(get_log_localization_config(conn).await),
                             "/tank" => Some(tank_info(conn).await),
                             "/backup_info" => Some(backup_info(conn).await),
-                            "/timezones" => Some(get_timezones(conn).await),
+                            "/timezones" => Some(get_timezones().await),
+                            "/moisture" => Some(get_live_moisture(conn).await),
                             _ => None,
                         };
                         match json {
@@ -367,7 +144,7 @@ impl Handler for HttpHandler {
                         "/backup_config" => Some(backup_config(conn).await),
                         "/pumptest" => Some(pump_test(conn).await),
                         "/lamptest" => Some(night_lamp_test(conn).await),
-                        "/boardtest" => Some(board_test(conn).await),
+                        "/boardtest" => Some(board_test().await),
                         "/reboot" => {
                             let mut board = BOARD_ACCESS.get().await.lock().await;
                             board.board_hal.get_esp().set_restart_to_conf(true);
@@ -407,265 +184,6 @@ impl Handler for HttpHandler {
     }
 }
 
-async fn get_timezones<T, const N: usize>(
-    request: &mut Connection<'_, T, N>,
-) -> FatResult<Option<String>>
-where
-    T: Read + Write,
-{
-    // Get all timezones using chrono-tz
-    let timezones: Vec<&'static str> = chrono_tz::TZ_VARIANTS.iter().map(|tz| tz.name()).collect();
-    let json = serde_json::to_string(&timezones)?;
-    Ok(Some(json))
-}
-
-async fn board_test<T, const N: usize>(
-    request: &mut Connection<'_, T, N>,
-) -> FatResult<Option<String>>
-where
-    T: Read + Write,
-{
-    let mut board = BOARD_ACCESS.get().await.lock().await;
-    board.board_hal.test().await?;
-    Ok(None)
-}
-
-async fn pump_test<T, const N: usize>(
-    request: &mut Connection<'_, T, N>,
-) -> FatResult<Option<String>>
-where
-    T: Read + Write,
-{
-    let actual_data = read_up_to_bytes_from_request(request, None).await?;
-    let pump_test: TestPump = serde_json::from_slice(&actual_data)?;
-    let mut board = BOARD_ACCESS.get().await.lock().await;
-
-    let config = &board.board_hal.get_config().plants[pump_test.pump].clone();
-    let pump_result = do_secure_pump(&mut board, pump_test.pump, config, false).await;
-    //ensure it is disabled before unwrapping
-    board.board_hal.pump(pump_test.pump, false).await?;
-
-    Ok(Some(serde_json::to_string(&pump_result?)?))
-}
-
-async fn night_lamp_test<T, const N: usize>(
-    request: &mut Connection<'_, T, N>,
-) -> FatResult<Option<String>>
-where
-    T: Read + Write,
-{
-    let actual_data = read_up_to_bytes_from_request(request, None).await?;
-    let light_command: NightLampCommand = serde_json::from_slice(&actual_data)?;
-    let mut board = BOARD_ACCESS.get().await.lock().await;
-    board.board_hal.light(light_command.active).await?;
-    Ok(None)
-}
-
-async fn get_backup_config<T, const N: usize>(
-    conn: &mut Connection<'_, T, { N }>,
-) -> Result<(), FatError>
-where
-    T: Read + Write,
-{
-    // First pass: verify checksum without sending data
-    let mut checksum = X25.digest();
-    let mut chunk = 0_usize;
-    loop {
-        let mut board = BOARD_ACCESS.get().await.lock().await;
-        board.board_hal.progress(chunk as u32).await;
-        let (buf, len, expected_crc) = board
-            .board_hal
-            .get_rtc_module()
-            .get_backup_config(chunk)
-            .await?;
-
-        // Update checksum with the actual data bytes of this chunk
-        checksum.update(&buf[..len]);
-
-        let is_last = len == 0 || len < buf.len();
-        if is_last {
-            let actual_crc = checksum.finalize();
-            if actual_crc != expected_crc {
-                BOARD_ACCESS
-                    .get()
-                    .await
-                    .lock()
-                    .await
-                    .board_hal
-                    .clear_progress()
-                    .await;
-                conn.initiate_response(
-                    409,
-                    Some(
-                        format!(
-                            "Checksum mismatch expected {} got {}",
-                            expected_crc, actual_crc
-                        )
-                        .as_str(),
-                    ),
-                    &[],
-                )
-                .await?;
-                return Ok(());
-            }
-            break;
-        }
-        chunk += 1;
-    }
-
-    // Second pass: stream data
-    conn.initiate_response(200, Some("OK"), &[]).await?;
-
-    let mut chunk = 0_usize;
-    loop {
-        let mut board = BOARD_ACCESS.get().await.lock().await;
-        board.board_hal.progress(chunk as u32).await;
-        let (buf, len, _expected_crc) = board
-            .board_hal
-            .get_rtc_module()
-            .get_backup_config(chunk)
-            .await?;
-
-        if len == 0 {
-            break;
-        }
-
-        conn.write_all(&buf[..len]).await?;
-
-        if len < buf.len() {
-            break;
-        }
-        chunk += 1;
-    }
-    BOARD_ACCESS
-        .get()
-        .await
-        .lock()
-        .await
-        .board_hal
-        .clear_progress()
-        .await;
-    Ok(())
-}
-
-async fn backup_config<T, const N: usize>(
-    conn: &mut Connection<'_, T, N>,
-) -> FatResult<Option<String>>
-where
-    T: Read + Write,
-{
-    let mut offset = 0_usize;
-    let mut buf = [0_u8; 32];
-
-    let mut checksum = crate::hal::rtc::X25.digest();
-
-    let mut counter = 0;
-    loop {
-        let to_write = conn.read(&mut buf).await?;
-        if to_write == 0 {
-            info!("backup finished");
-            break;
-        } else {
-            let mut board = BOARD_ACCESS.get().await.lock().await;
-            board.board_hal.progress(counter).await;
-
-            counter = counter + 1;
-            board
-                .board_hal
-                .get_rtc_module()
-                .backup_config(offset, &buf[0..to_write])
-                .await?;
-            checksum.update(&buf[0..to_write]);
-        }
-        offset = offset + to_write;
-    }
-
-    let mut board = BOARD_ACCESS.get().await.lock().await;
-    board
-        .board_hal
-        .get_rtc_module()
-        .backup_config_finalize(checksum.finalize(), offset)
-        .await?;
-    board.board_hal.clear_progress().await;
-    Ok(Some("saved".to_owned()))
-}
-
-async fn backup_info<T, const N: usize>(
-    _request: &mut Connection<'_, T, N>,
-) -> Result<Option<String>, FatError>
-where
-    T: Read + Write,
-{
-    let mut board = BOARD_ACCESS.get().await.lock().await;
-    let header = board.board_hal.get_rtc_module().get_backup_info().await;
-    let json = match header {
-        Ok(h) => {
-            let timestamp = DateTime::from_timestamp_millis(h.timestamp).unwrap();
-            let wbh = WebBackupHeader {
-                timestamp: timestamp.to_rfc3339(),
-                size: h.size,
-            };
-            serde_json::to_string(&wbh)?
-        }
-        Err(err) => {
-            let wbh = WebBackupHeader {
-                timestamp: err.to_string(),
-                size: 0,
-            };
-            serde_json::to_string(&wbh)?
-        }
-    };
-    Ok(Some(json))
-}
-
-async fn tank_info<T, const N: usize>(
-    _request: &mut Connection<'_, T, N>,
-) -> Result<Option<String>, FatError>
-where
-    T: Read + Write,
-{
-    let mut board = BOARD_ACCESS.get().await.lock().await;
-    let tank_state = determine_tank_state(&mut board).await;
-    //should be multisampled
-    let sensor = board.board_hal.get_tank_sensor()?;
-
-    let water_temp: FatResult<f32> = sensor.water_temperature_c().await;
-    Ok(Some(serde_json::to_string(&tank_state.as_mqtt_info(
-        &board.board_hal.get_config().tank,
-        &water_temp,
-    ))?))
-}
-
-async fn write_time<T, const N: usize>(
-    request: &mut Connection<'_, T, N>,
-) -> FatResult<Option<String>>
-where
-    T: Read + Write,
-{
-    let actual_data = read_up_to_bytes_from_request(request, None).await?;
-    let time: SetTime = serde_json::from_slice(&actual_data)?;
-    let parsed = DateTime::parse_from_rfc3339(time.time).unwrap();
-    esp_set_time(parsed).await?;
-    Ok(None)
-}
-
-async fn set_config<T, const N: usize>(
-    request: &mut Connection<'_, T, N>,
-) -> FatResult<Option<String>>
-where
-    T: Read + Write,
-{
-    let all = read_up_to_bytes_from_request(request, Some(4096)).await?;
-    let length = all.len();
-    let config: PlantControllerConfig = serde_json::from_slice(&all)?;
-
-    let mut board = BOARD_ACCESS.get().await.lock().await;
-    board.board_hal.get_esp().save_config(all).await?;
-    log::info!("Wrote config config {:?} with size {}", config, length);
-    board.board_hal.set_config(config);
-    Ok(Some("saved".to_string()))
-}
-
 async fn read_up_to_bytes_from_request<T, const N: usize>(
     request: &mut Connection<'_, T, N>,
     limit: Option<usize>,
@@ -689,146 +207,27 @@ where
         }
         data_store.push(actual_data.to_owned());
     }
-    let allvec = data_store.concat();
-    log::info!("Raw data {}", from_utf8(&allvec)?);
-    Ok(allvec)
-}
-
-async fn wifi_scan<T, const N: usize>(
-    _request: &mut Connection<'_, T, N>,
-) -> FatResult<Option<String>> {
-    let mut board = BOARD_ACCESS.get().await.lock().await;
-    info!("start wifi scan");
-    let mut ssids: Vec<String> = Vec::new();
-    let scan_result = board.board_hal.get_esp().wifi_scan().await?;
-    scan_result
-        .iter()
-        .for_each(|s| ssids.push(s.ssid.to_string()));
-    let ssid_json = serde_json::to_string(&SSIDList { ssids })?;
-    info!("Sending ssid list {}", &ssid_json);
-    Ok(Some(ssid_json))
-}
-
-async fn get_log<T, const N: usize>(conn: &mut Connection<'_, T, N>) -> FatResult<()>
-where
-    T: Read + Write,
-{
-    let log = LOG_ACCESS.lock().await.get();
-    conn.initiate_response(200, Some("OK"), &[("Content-Type", "text/javascript")])
-        .await?;
-    conn.write_all("[".as_bytes()).await?;
-    let mut append = false;
-    for entry in log {
-        if append {
-            conn.write_all(",".as_bytes()).await?;
-        }
-        append = true;
-        let json = serde_json::to_string(&entry)?;
-        conn.write_all(json.as_bytes()).await?;
-    }
-    conn.write_all("]".as_bytes()).await?;
-    Ok(())
-}
-
-async fn get_log_localization_config<T, const N: usize>(
-    _request: &mut Connection<'_, T, N>,
-) -> FatResult<Option<String>> {
-    Ok(Some(serde_json::to_string(
-        &LogMessage::to_log_localisation_config(),
-    )?))
-}
-async fn list_files<T, const N: usize>(
-    _request: &mut Connection<'_, T, N>,
-) -> FatResult<Option<String>> {
-    let mut board = BOARD_ACCESS.get().await.lock().await;
-    let result = board.board_hal.get_esp().list_files().await?;
-    let file_list_json = serde_json::to_string(&result)?;
-    Ok(Some(file_list_json))
-}
-async fn get_config<T, const N: usize>(
-    _request: &mut Connection<'_, T, N>,
-) -> FatResult<Option<String>> {
-    let mut board = BOARD_ACCESS.get().await.lock().await;
-    let json = serde_json::to_string(&board.board_hal.get_config())?;
-    Ok(Some(json))
-}
-
-async fn get_solar_state<T, const N: usize>(
-    _request: &mut Connection<'_, T, N>,
-) -> FatResult<Option<String>> {
-    let mut board = BOARD_ACCESS.get().await.lock().await;
-    let state = SolarState {
-        mppt_voltage: board.board_hal.get_mptt_voltage().await?.as_millivolts() as f32,
-        mppt_current: board.board_hal.get_mptt_current().await?.as_milliamperes() as f32,
-        is_day: board.board_hal.is_day(),
-    };
-    Ok(Some(serde_json::to_string(&state)?))
-}
-
-async fn get_battery_state<T, const N: usize>(
-    _request: &mut Connection<'_, T, N>,
-) -> FatResult<Option<String>> {
-    let mut board = BOARD_ACCESS.get().await.lock().await;
-    let battery_state = board
-        .board_hal
-        .get_battery_monitor()
-        .get_battery_state()
-        .await?;
-    Ok(Some(serde_json::to_string(&battery_state)?))
-}
-
-async fn get_version_web<T, const N: usize>(
-    _request: &mut Connection<'_, T, N>,
-) -> FatResult<Option<String>> {
-    let mut board = BOARD_ACCESS.get().await.lock().await;
-    Ok(Some(serde_json::to_string(&get_version(&mut board).await)?))
-}
-
-async fn get_time<T, const N: usize>(
-    _request: &mut Connection<'_, T, N>,
-) -> FatResult<Option<String>> {
-    let mut board = BOARD_ACCESS.get().await.lock().await;
-    let conf = board.board_hal.get_config();
-    let tz = Tz::from_str(conf.timezone.as_ref().unwrap().as_str()).unwrap();
-    let native = esp_time().await.with_timezone(&tz).to_rfc3339();
-
-    let rtc = match board.board_hal.get_rtc_module().get_rtc_time().await {
-        Ok(time) => time.with_timezone(&tz).to_rfc3339(),
-        Err(err) => {
-            format!("Error getting time: {}", err)
-        }
-    };
-
-    let data = LoadData {
-        rtc: rtc.as_str(),
-        native: native.as_str(),
-    };
-    let json = serde_json::to_string(&data)?;
-
-    Ok(Some(json))
+    let final_buffer = data_store.concat();
+    Ok(final_buffer)
 }
 
 #[embassy_executor::task]
-pub async fn httpd(reboot_now: Arc<AtomicBool>, stack: Stack<'static>) {
+pub async fn http_server(reboot_now: Arc<AtomicBool>, stack: Stack<'static>) {
     let buffer: TcpBuffers<2, 1024, 1024> = TcpBuffers::new();
     let tcp = Tcp::new(stack, &buffer);
     let acceptor = tcp
-        .bind(SocketAddr::new(IpAddr::V4(Ipv4Addr::new(0, 0, 0, 0)), 80))
+        .bind(SocketAddr::new(IpAddr::V4(Ipv4Addr::UNSPECIFIED), 80))
         .await
         .unwrap();
 
     let mut server: Server<2, 512, 15> = Server::new();
     server
-        .run(Some(5000), acceptor, HttpHandler { reboot_now })
+        .run(Some(5000), acceptor, HTTPRequestRouter { reboot_now })
         .await
-        .expect("TODO: panic message");
-    println!("Wait for connection...");
+        .expect("Tcp stack error");
+    info!("Webserver started and waiting for connections");
 
-    // server
-    //     .fn_handler("/moisture", Method::Get, |request| {
-    //         handle_error_to500(request, get_live_moisture)
-    //     })
-    //     .unwrap();
+    //TODO https if mbed_esp lands
 
     // server
     //     .fn_handler("/ota", Method::Post, |request| {

rust/src/webserver/post_json.rs

@@ -0,0 +1,112 @@
+use crate::config::PlantControllerConfig;
+use crate::fat_error::FatResult;
+use crate::hal::esp_set_time;
+use crate::webserver::read_up_to_bytes_from_request;
+use crate::{do_secure_pump, BOARD_ACCESS};
+use alloc::string::{String, ToString};
+use alloc::vec::Vec;
+use chrono::DateTime;
+use edge_http::io::server::Connection;
+use embedded_io_async::{Read, Write};
+use log::info;
+use serde::{Deserialize, Serialize};
+
+#[derive(Deserialize)]
+pub struct NightLampCommand {
+    active: bool,
+}
+#[derive(Serialize, Debug)]
+struct SSIDList {
+    ssids: Vec<String>,
+}
+#[derive(Deserialize, Debug)]
+struct SetTime<'a> {
+    time: &'a str,
+}
+
+#[derive(Serialize, Deserialize, Clone, Debug, PartialEq)]
+pub struct TestPump {
+    pump: usize,
+}
+
+pub(crate) async fn wifi_scan<T, const N: usize>(
+    _request: &mut Connection<'_, T, N>,
+) -> FatResult<Option<String>> {
+    let mut board = BOARD_ACCESS.get().await.lock().await;
+    info!("start wifi scan");
+    let mut ssids: Vec<String> = Vec::new();
+    let scan_result = board.board_hal.get_esp().wifi_scan().await?;
+    scan_result
+        .iter()
+        .for_each(|s| ssids.push(s.ssid.to_string()));
+    let ssid_json = serde_json::to_string(&SSIDList { ssids })?;
+    info!("Sending ssid list {}", &ssid_json);
+    Ok(Some(ssid_json))
+}
+
+pub(crate) async fn board_test() -> FatResult<Option<String>> {
+    let mut board = BOARD_ACCESS.get().await.lock().await;
+    board.board_hal.test().await?;
+    Ok(None)
+}
+
+pub(crate) async fn pump_test<T, const N: usize>(
+    request: &mut Connection<'_, T, N>,
+) -> FatResult<Option<String>>
+where
+    T: Read + Write,
+{
+    let actual_data = read_up_to_bytes_from_request(request, None).await?;
+    let pump_test: TestPump = serde_json::from_slice(&actual_data)?;
+    let mut board = BOARD_ACCESS.get().await.lock().await;
+
+    let config = &board.board_hal.get_config().plants[pump_test.pump].clone();
+    let pump_result = do_secure_pump(&mut board, pump_test.pump, config, false).await;
+    //ensure it is disabled before unwrapping
+    board.board_hal.pump(pump_test.pump, false).await?;
+
+    Ok(Some(serde_json::to_string(&pump_result?)?))
+}
+
+pub(crate) async fn night_lamp_test<T, const N: usize>(
+    request: &mut Connection<'_, T, N>,
+) -> FatResult<Option<String>>
+where
+    T: Read + Write,
+{
+    let actual_data = read_up_to_bytes_from_request(request, None).await?;
+    let light_command: NightLampCommand = serde_json::from_slice(&actual_data)?;
+    let mut board = BOARD_ACCESS.get().await.lock().await;
+    board.board_hal.light(light_command.active).await?;
+    Ok(None)
+}
+
+pub(crate) async fn write_time<T, const N: usize>(
+    request: &mut Connection<'_, T, N>,
+) -> FatResult<Option<String>>
+where
+    T: Read + Write,
+{
+    let actual_data = read_up_to_bytes_from_request(request, None).await?;
+    let time: SetTime = serde_json::from_slice(&actual_data)?;
+    let parsed = DateTime::parse_from_rfc3339(time.time).unwrap();
+    esp_set_time(parsed).await?;
+    Ok(None)
+}
+
+pub(crate) async fn set_config<T, const N: usize>(
+    request: &mut Connection<'_, T, N>,
+) -> FatResult<Option<String>>
+where
+    T: Read + Write,
+{
+    let all = read_up_to_bytes_from_request(request, Some(4096)).await?;
+    let length = all.len();
+    let config: PlantControllerConfig = serde_json::from_slice(&all)?;
+
+    let mut board = BOARD_ACCESS.get().await.lock().await;
+    board.board_hal.get_esp().save_config(all).await?;
+    info!("Wrote config config {:?} with size {}", config, length);
+    board.board_hal.set_config(config);
+    Ok(Some("saved".to_string()))
+}