fix export of jsons

config.py

@@ -48,10 +48,8 @@ scrape_interval_minutes = 15
 # carry one. ZIP files themselves are never written to disk. Disabled by
 # default, since the exporter is designed to be stateless (see README.md).
 persist_raw_json = False
-# Under the systemd unit, StateDirectory=vw-eu-data-act-exporter makes
-# systemd export $STATE_DIRECTORY (an already-created, correctly-owned
-# directory) - fall back to a relative path for ad-hoc/local runs.
-persist_raw_json_dir = os.environ.get("STATE_DIRECTORY", "./raw_json")
+# Under the systemd unit enable ProtectSystem=strict if exporting of jsons is not needed
+persist_raw_json_dir = "raw_json"
 
 # --- Logging ---------------------------------------------------------------
 log_level = "INFO"

vw-eu-data-act-exporter.service

@@ -13,15 +13,8 @@ Restart=on-failure
 RestartSec=30
 
 # Hardening
-# StateDirectory is created automatically (with correct ownership) before
-# the service starts and is writable under ProtectSystem=strict without a
-# ReadWritePaths= entry - systemd exposes its absolute path via
-# $STATE_DIRECTORY, which config.py picks up for persist_raw_json_dir.
-# Unlike ReadWritePaths=, this does not require the directory to already
-# exist on disk.
-StateDirectory=vw-eu-data-act-exporter
 NoNewPrivileges=true
-ProtectSystem=strict
+#ProtectSystem=strict #Enable this if exporting jsons is not needed
 ProtectHome=true
 PrivateTmp=true
 PrivateDevices=true
@@ -30,5 +23,9 @@ ProtectKernelModules=true
 ProtectControlGroups=true
 RestrictSUIDSGID=true
 
+# Resource limits
+MemoryMax=256M
+CPUQuota=10%
+
 [Install]
 WantedBy=multi-user.target