From 06659404c1fe5cab353b911ece373d01a6f561f9 Mon Sep 17 00:00:00 2001
From: Pierre HUBERT <pierre.git@communiquons.org>
Date: Thu, 3 Oct 2024 21:16:51 +0200
Subject: [PATCH] Prepare the path for OTA implementation

---
 central_backend/src/app_config.rs     | 10 ++++++++++
 central_backend/src/main.rs           |  1 +
 central_backend/src/server/servers.rs |  7 +++++++
 3 files changed, 18 insertions(+)

diff --git a/central_backend/src/app_config.rs b/central_backend/src/app_config.rs
index f443418..b2a21e8 100644
--- a/central_backend/src/app_config.rs
+++ b/central_backend/src/app_config.rs
@@ -293,6 +293,16 @@ impl AppConfig {
     pub fn log_of_day(&self, day: u64) -> PathBuf {
         self.logs_dir().join(format!("{day}.log"))
     }
+
+    /// Get the directory that will store OTA updates
+    pub fn ota_dir(&self) -> PathBuf {
+        self.logs_dir().join("ota")
+    }
+
+    /// Get the directory that will store OTA updates of a given device reference
+    pub fn ota_of_device(&self, dev_ref: &str) -> PathBuf {
+        self.ota_dir().join(dev_ref)
+    }
 }
 
 #[cfg(test)]
diff --git a/central_backend/src/main.rs b/central_backend/src/main.rs
index 23fbac9..76de370 100644
--- a/central_backend/src/main.rs
+++ b/central_backend/src/main.rs
@@ -20,6 +20,7 @@ async fn main() -> std::io::Result<()> {
     create_directory_if_missing(AppConfig::get().relays_runtime_stats_storage_path()).unwrap();
     create_directory_if_missing(AppConfig::get().energy_consumption_history()).unwrap();
     create_directory_if_missing(AppConfig::get().logs_dir()).unwrap();
+    create_directory_if_missing(AppConfig::get().ota_dir()).unwrap();
 
     // Initialize PKI
     pki::initialize_root_ca().expect("Failed to initialize Root CA!");
diff --git a/central_backend/src/server/servers.rs b/central_backend/src/server/servers.rs
index 44b0a6d..39ba213 100644
--- a/central_backend/src/server/servers.rs
+++ b/central_backend/src/server/servers.rs
@@ -180,6 +180,13 @@ pub async fn secure_server(energy_actor: EnergyActorAddr) -> anyhow::Result<()>
                 "/web_api/device/{id}",
                 web::delete().to(devices_controller::delete_device),
             )
+            // OTA API
+            // TODO : list supported platform references
+            // TODO : upload a new software update
+            // TODO : list ota software update per platform
+            // TODO : download a OTA file
+            // TODO : delete an OTA file
+            // TODO : deploy an update to a device
             // Logging controller API
             .route(
                 "/web_api/logging/logs",