fix: memory leak (sixfab#93)

* chore: add macos files to .gitignore * fix: fix memory alloc error with deleting big sized variables when unused * Remove deleting boolean variable --------- Co-authored-by: Ozgur <ozgur@Ozgur-MacBook-Air.local> Co-authored-by: Yasin Kaya <yasinkaya.121@gmail.com>

Author: 3 people

pico_lte/modules/auth.py

@@ -46,13 +46,18 @@ def load_certificates(self):
  self.file.delete_file_from_modem("/security/user_key.pem")
  # Upload new certificates
  self.file.upload_file_to_modem("/security/cacert.pem", cacert)
+ del cacert
  self.file.upload_file_to_modem("/security/client.pem", client_cert)
+ del client_cert
  self.file.upload_file_to_modem("/security/user_key.pem", client_key)
+ del client_key
  except Exception as error:
  debug.error("Error occured while uploading certificates", error)
  return {"status": Status.ERROR, "response": str(error)}
 
- debug.info("Certificates uploaded secure storage. Deleting from file system...")
+ debug.info(
+ "Certificates uploaded secure storage. Deleting from file system..."
+ )
  try:
  os.remove("../cert/cacert.pem")
  os.remove("../cert/client.pem")
@@ -82,10 +87,16 @@ def load_certificates(self):
 
  if cacert_in_modem and client_cert_in_modem and client_key_in_modem:
  debug.info("Certificates found in PicoLTE.")
- return {"status": Status.SUCCESS, "response": "Certificates found in PicoLTE."}
+ return {
+ "status": Status.SUCCESS,
+ "response": "Certificates found in PicoLTE.",
+ }
  else:
  debug.error("Certificates couldn't find in modem!")
- return {"status": Status.ERROR, "response": "Certificates couldn't find in modem!"}
+ return {
+ "status": Status.ERROR,
+ "response": "Certificates couldn't find in modem!",
+ }
  else:
  debug.error("Error occured while getting certificates from modem!")
  return {