Cargo.lock

@@ -613,6 +613,7 @@ dependencies = [
  "log",
  "mio",
  "num_enum",
+ "once_cell",
  "satrs",
  "satrs-mib",
  "serde",

Cargo.toml

@@ -21,6 +21,7 @@ serde_json = "1"
 mio = "0.8"
 homedir = "0.2"
 socket2 = "0.5"
+once_cell = "1.19"
 
 [dependencies.satrs]
 version = "0.2.0-rc.5"

pytmtc/opssat_tmtc/pus_tc.py

@@ -96,6 +96,16 @@ def create_cmd_definition_tree() -> CmdTreeNode:
         CmdTreeNode("custom_params", "Custom Camera Parameters as specified from file")
     )
     action_node.add_child(cam_node)
+
+    controller_node = CmdTreeNode("controller", "Main OBSW Controller")
+    controller_node.add_child(
+        CmdTreeNode("downlink_logs", "Downlink Logs via toGround folder")
+    )
+    controller_node.add_child(
+        CmdTreeNode("downlink_last_img", "Downlink last image via toGroundLP folder")
+    )
+    action_node.add_child(controller_node)
+
     root_node.add_child(action_node)
 
     return root_node
@@ -157,7 +167,18 @@ def pack_pus_telecommands(q: DefaultPusQueueHelper, cmd_path: str):
                     service=8, subservice=128, apid=EXPERIMENT_APID, app_data=data
                 )
             )
-
+        if cmd_path_list[1] == "controller":
+            assert len(cmd_path_list) >= 3
+            data = bytearray()
+            if cmd_path_list[2] == "downlink_logs":
+               data.extend(make_action_cmd_header(UniqueId.Controller, 2)) 
+            if cmd_path_list[2] == "downlink_last_img":
+               data.extend(make_action_cmd_header(UniqueId.Controller, 3)) 
+            return q.add_pus_tc(
+                PusTelecommand(
+                    service=8, subservice=128, apid=EXPERIMENT_APID, app_data=data
+                )
+            )
 
 def handle_set_mode_cmd(
     q: DefaultPusQueueHelper, target_str: str, mode_str: str, apid: int, unique_id: int

src/config.rs

@@ -9,7 +9,9 @@ use std::path::{Path, PathBuf};
 
 pub const STOP_FILE_NAME: &str = "stop-experiment";
 pub const CONFIG_FILE_NAME: &str = "exp278.toml";
-pub const HOME_FOLDER_EXPERIMENT: &str = "/home/exp278";
+pub const HOME_FOLDER_EXPERIMENT: &str = "/home/exp278"; // also where IMS-100 images are placed
+pub const TO_GROUND_FOLDER_EXPERIMENT: &str = "/home/exp278/toGround";
+pub const TO_GROUND_LP_FOLDER_EXPERIMENT: &str = "/home/exp278/toGroundLP";
 pub const LOG_FOLDER: &str = "logs";
 
 pub const OBSW_SERVER_ADDR: Ipv4Addr = Ipv4Addr::UNSPECIFIED;
@@ -291,3 +293,15 @@ pub mod tasks {
     pub const STOP_CHECK_FREQUENCY_MS: u64 = 400;
     pub const STOP_CHECK_FREQUENCY: Duration = Duration::from_millis(STOP_CHECK_FREQUENCY_MS);
 }
+
+pub fn create_low_priority_ground_dir() {
+    log::info!("Creating low priority to ground directory");
+    if !Path::new(TO_GROUND_LP_FOLDER_EXPERIMENT).exists()
+        && std::fs::create_dir_all(TO_GROUND_LP_FOLDER_EXPERIMENT).is_err()
+    {
+        log::error!(
+            "Failed to create low priority to ground directory '{}'",
+            TO_GROUND_LP_FOLDER_EXPERIMENT
+        );
+    }
+}

src/controller.rs

@@ -1,4 +1,10 @@
+use crate::logger::LOGFILE_PATH;
 use num_enum::TryFromPrimitive;
+use ops_sat_rs::config::{
+    action_err::INVALID_ACTION_ID, HOME_FOLDER_EXPERIMENT, HOME_PATH, STOP_FILE_NAME,
+    TO_GROUND_FOLDER_EXPERIMENT,
+};
+use satrs::action::ActionRequestVariant;
 use satrs::{
     action::ActionRequest,
     pus::action::{ActionReplyPus, ActionReplyVariant},
@@ -10,14 +16,14 @@ use std::{
     sync::{atomic::AtomicBool, mpsc, Arc},
 };
 
-use ops_sat_rs::config::{action_err::INVALID_ACTION_ID, HOME_PATH, STOP_FILE_NAME};
-
 use crate::requests::CompositeRequest;
 
 #[derive(Debug, Clone, Copy, TryFromPrimitive)]
 #[repr(u32)]
 pub enum ActionId {
     StopExperiment = 1,
+    DownlinkLogfile = 2,
+    DownlinkImages = 3,
 }
 
 pub struct ExperimentController {
@@ -96,7 +102,45 @@ impl ExperimentController {
                     ActionReplyVariant::Completed,
                 ));
                 if result.is_err() {
-                    log::error!("sending action reply failed");
+                    log::error!("Sending action reply failed");
+                }
+            }
+            ActionId::DownlinkLogfile => {
+                log::info!("Copying logfile into downlink folder");
+                if let Some(logfile_path) = LOGFILE_PATH.get() {
+                    if let Ok(logfile_path) = <PathBuf as Clone>::clone(logfile_path)
+                        .into_os_string()
+                        .into_string()
+                    {
+                        if std::fs::copy(logfile_path.as_str(), TO_GROUND_FOLDER_EXPERIMENT)
+                            .is_err()
+                        {
+                            log::error!("Copying logfile into downlink path failed")
+                        }
+                    }
+                } else {
+                    log::error!("Downlink path emtpy")
+                }
+            }
+
+            // downlink images, default will be the last image, otherwise specified counting down (2 = second to last image, etc.)
+            ActionId::DownlinkImages => {
+                log::info!("Copying images into low priority downlink folder");
+                if let Ok(image_path) = match action_req.variant {
+                    ActionRequestVariant::VecData(data) => {
+                        let index = data[0];
+                        get_latest_image(index as usize)
+                    }
+                    _ => get_latest_image(0),
+                } {
+                    if let Ok(image_path) = <PathBuf as Clone>::clone(&image_path)
+                        .into_os_string()
+                        .into_string()
+                    {
+                        if std::fs::copy(image_path, TO_GROUND_FOLDER_EXPERIMENT).is_err() {
+                            log::error!("Copying logfile into downlink path failed")
+                        }
+                    }
                 }
             }
         }
@@ -126,3 +170,35 @@ impl ExperimentController {
         check_at_path(self.home_path_stop_file.as_path());
     }
 }
+
+// TODO no idea if this works in any way shape or form
+pub fn get_latest_image(index: usize) -> Result<PathBuf, std::io::Error> {
+    // Get the most recently modified file
+    let mut png_files = std::fs::read_dir(HOME_FOLDER_EXPERIMENT)?
+        .flatten()
+        .filter(|f| match f.metadata() {
+            Ok(metadata) => metadata.is_file(),
+            Err(_) => false,
+        })
+        .filter(|f| match f.file_name().into_string() {
+            Ok(name) => name.ends_with(".png"),
+            Err(_) => false,
+        })
+        .collect::<Vec<std::fs::DirEntry>>();
+    png_files.sort_by_key(|x| match x.metadata() {
+        Ok(metadata) => {
+            if let Ok(time) = metadata.modified() {
+                time
+            } else {
+                std::time::SystemTime::UNIX_EPOCH
+            }
+        }
+        Err(_) => std::time::SystemTime::UNIX_EPOCH,
+    });
+
+    png_files.reverse();
+    if let Some(png) = png_files.into_iter().nth(index) {
+        return Ok(png.path());
+    }
+    Err(std::io::Error::other("No latest image found"))
+}

src/handlers/camera.rs

@@ -291,7 +291,7 @@ impl IMS100BatchHandler {
                 },
             };
         let output = self.take_picture(param)?;
-        debug!("Sending action reply!");
+        info!("Sending action reply!");
         send_data_reply(self.id, output.stdout, &self.stamp_helper, &self.tm_tx)?;
         self.action_reply_tx
             .send(GenericMessage::new(

src/logger.rs

@@ -1,13 +1,25 @@
+use once_cell::sync::OnceCell;
+use ops_sat_rs::config::LOG_FOLDER;
 use std::path::{Path, PathBuf};
 
-use ops_sat_rs::config::LOG_FOLDER;
+pub static LOGFILE_PATH: OnceCell<PathBuf> = OnceCell::new();
 
 pub fn setup_logger() -> Result<(), fern::InitError> {
     if !Path::new(LOG_FOLDER).exists() && std::fs::create_dir_all(LOG_FOLDER).is_err() {
         eprintln!("Failed to create log folder '{}'", LOG_FOLDER);
     }
     let mut path_buf = PathBuf::from(LOG_FOLDER);
-    path_buf.push("output.log");
+    path_buf.push(
+        format!(
+            "output_{}.log",
+            humantime::format_rfc3339_seconds(std::time::SystemTime::now()).to_string()
+        )
+        .replace(":", "_"),
+    );
+    println!("Creating logfile {:?}", path_buf);
+    LOGFILE_PATH
+        .set(path_buf.clone())
+        .expect("Error setting global logfile path");
     fern::Dispatch::new()
         .format(move |out, message, record| {
             out.finish(format_args!(

src/main.rs

@@ -5,10 +5,11 @@ use std::{
     time::Duration,
 };
 
-use log::info;
+use log::{debug, info};
 use ops_sat_rs::config::{
     cfg_file::create_app_config,
     components::{CONTROLLER_ID, TCP_SERVER, TCP_SPP_CLIENT, UDP_SERVER},
+    create_low_priority_ground_dir,
     pool::create_sched_tc_pool,
     tasks::{FREQ_MS_CAMERA_HANDLING, FREQ_MS_CTRL, FREQ_MS_PUS_STACK, STOP_CHECK_FREQUENCY},
     VALID_PACKET_ID_LIST, VERSION,
@@ -55,9 +56,10 @@ fn main() {
     setup_logger().expect("setting up logging with fern failed");
     let version_str = VERSION.unwrap_or("?");
     println!("OPS-SAT Rust Experiment OBSW v{}", version_str);
+    create_low_priority_ground_dir();
 
     let app_cfg = create_app_config();
-    println!("App Configuration: {:?}", app_cfg);
+    info!("App Configuration: {:?}", app_cfg);
 
     let stop_signal = Arc::new(AtomicBool::new(false));