On Python device, automatically delete invalid certificate if status leaves the "Validated" mode

python_device/src/api.py

@@ -57,6 +57,7 @@ def enroll_device(csr: str):
         print(res.text)
         raise Exception(f"Enrollment failed with status {res.status_code}")
 
+
 def device_certificate() -> str:
     """
     Retrieve device certificate

python_device/src/main.py

@@ -55,6 +55,11 @@ if not os.path.isfile(args.dev_csr_path):
 print("Check device enrollment...")
 status = api.device_enrollment_status()
 
+if status != "Validated":
+    if os.path.isfile(args.dev_crt_path):
+        print("Delete invalid certificate")
+        os.unlink(args.dev_crt_path)
+
 if status == "Unknown":
     print("Device is unknown on the system, need to submit a CSR...")
     with open(args.dev_csr_path, "r") as f:
@@ -80,4 +85,4 @@ if not os.path.isfile(args.dev_crt_path):
     with open(args.dev_crt_path, "w") as f:
         f.write(cert)
 
-print("Done. ready to operate.")
+print("Done. ready to operate.")