Can get a single device enrollment status

central_backend/src/devices/devices_list.rs

@@ -101,6 +101,11 @@ impl DevicesList {
         self.0.clone().into_values().collect()
     }
 
+    /// Get the information about a single device
+    pub fn get_single(&self, id: &DeviceId) -> Option<Device> {
+        self.0.get(id).cloned()
+    }
+
     /// Validate a device
     pub fn validate(&mut self, id: &DeviceId) -> anyhow::Result<()> {
         let dev = self

central_backend/src/energy/energy_actor.rs

@@ -137,3 +137,16 @@ impl Handler<GetDeviceLists> for EnergyActor {
         self.devices.full_list()
     }
 }
+
+/// Get the information about a single device
+#[derive(Message)]
+#[rtype(result = "Option<Device>")]
+pub struct GetSingleDevice(pub DeviceId);
+
+impl Handler<GetSingleDevice> for EnergyActor {
+    type Result = Option<Device>;
+
+    fn handle(&mut self, msg: GetSingleDevice, _ctx: &mut Context<Self>) -> Self::Result {
+        self.devices.get_single(&msg.0)
+    }
+}

central_backend/src/server/devices_api/mgmt_controller.rs

@@ -71,3 +71,34 @@ pub async fn enroll(req: web::Json<EnrollRequest>, actor: WebEnergyActor) -> Htt
 
     Ok(HttpResponse::Accepted().json("Device successfully enrolled"))
 }
+
+#[derive(serde::Deserialize)]
+pub struct EnrollmentStatusQuery {
+    id: DeviceId,
+}
+
+#[derive(serde::Serialize)]
+#[serde(tag = "status")]
+enum EnrollmentDeviceStatus {
+    Unknown,
+    Pending,
+    Validated,
+}
+
+/// Check device enrollment status
+pub async fn enrollment_status(
+    query: web::Query<EnrollmentStatusQuery>,
+    actor: WebEnergyActor,
+) -> HttpResult {
+    let dev = actor
+        .send(energy_actor::GetSingleDevice(query.id.clone()))
+        .await?;
+
+    let status = match dev {
+        None => EnrollmentDeviceStatus::Unknown,
+        Some(d) if d.validated => EnrollmentDeviceStatus::Validated,
+        _ => EnrollmentDeviceStatus::Pending,
+    };
+
+    Ok(HttpResponse::Ok().json(status))
+}

central_backend/src/server/servers.rs

@@ -156,7 +156,10 @@ pub async fn secure_server(energy_actor: EnergyActorAddr) -> anyhow::Result<()>
                 "/devices_api/mgmt/enroll",
                 web::post().to(mgmt_controller::enroll),
             )
-        // TODO : check device status
+            .route(
+                "/devices_api/mgmt/enrollment_status",
+                web::get().to(mgmt_controller::enrollment_status),
+            )
     })
     .bind_openssl(&AppConfig::get().listen_address, builder)?
     .run()

python_device/src/api.py

@@ -17,6 +17,20 @@ def get_root_ca() -> str:
     return res.text
 
 
+def device_enrollment_status() -> str:
+    """
+    Get current device enrollment status
+    """
+    res = requests.get(
+        f"{args.secure_origin}/devices_api/mgmt/enrollment_status?id={args.dev_id}",
+        verify=args.root_ca_path,
+    )
+    if res.status_code < 200 or res.status_code > 299:
+        print(res.text)
+        raise Exception(f"Failed to check enrollment with status {res.status_code}")
+    return res.json()["status"]
+
+
 def device_info():
     """
     Get device information to return with enrollment and sync requests

python_device/src/args.py

@@ -19,8 +19,8 @@ args = parser.parse_args()
 
 args.secure_origin_path = os.path.join(args.storage, "SECURE_ORIGIN")
 args.root_ca_path = os.path.join(args.storage, "root_ca.crt")
+args.dev_id_path = os.path.join(args.storage, "DEV_ID")
 args.dev_priv_key_path = os.path.join(args.storage, "dev.key")
 args.dev_csr_path = os.path.join(args.storage, "dev.csr")
-args.dev_enroll_marker = os.path.join(args.storage, "ENROLL_SUBMITTED")
 args.dev_crt_path = os.path.join(args.storage, "dev.crt")
 args.relay_gpios_list = list(map(lambda x: int(x), args.relay_gpios.split(",")))

python_device/src/main.py

@@ -27,6 +27,15 @@ if not os.path.isfile(args.root_ca_path):
     with open(args.root_ca_path, "w") as f:
         f.write(origin)
 
+print("Check device ID")
+if not os.path.isfile(args.dev_id_path):
+    print("Generate device id...")
+    with open(args.dev_id_path, "w") as f:
+        f.write(f"PyDev {utils.rand_str(10)}")
+
+with open(args.dev_id_path, "r") as f:
+    args.dev_id = f.read()
+
 print("Check private key")
 if not os.path.isfile(args.dev_priv_key_path):
     print("Generate private key...")
@@ -39,19 +48,27 @@ if not os.path.isfile(args.dev_csr_path):
     print("Generate CSR...")
     with open(args.dev_priv_key_path, "r") as f:
         priv_key = "".join(f.readlines())
-    csr = pki.gen_csr(priv_key=priv_key, cn=f"PyDev {utils.rand_str(10)}")
+    csr = pki.gen_csr(priv_key=priv_key, cn=args.dev_id)
     with open(args.dev_csr_path, "w") as f:
         f.write(csr)
 
 print("Check device enrollment...")
-if not os.path.isfile(args.dev_enroll_marker):
+status = api.device_enrollment_status()
+
+if status == "Unknown":
+    print("Device is unknown on the system, need to submit a CSR...")
     with open(args.dev_csr_path, "r") as f:
         csr = "".join(f.read())
 
     print("Enrolling device...")
     crt = api.enroll_device(csr)
-    
-    with open(args.dev_enroll_marker, "w") as f:
-        f.write("submitted")
+    print("Done. Please accept the device on central system web UI")
+    exit(0)
 
-# TODO : "intelligent" enrollment management (re-enroll if cancelled)
+if status == "Pending":
+    print(
+        "Device is enrolled, but not validated yet. Please accept the device on central system web UI"
+    )
+    exit(0)
+
+print("Device is successfully enrolled!")