noham/prometheus-qbittorrent-exporter
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Minor refactor of config functions, signal handler

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This commit is contained in:
Joel Heaps 2023-09-29 10:48:26 -05:00
parent 55e37eb814
commit daed737f73
1 changed files with 25 additions and 19 deletions
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44
qbittorrent_exporter/exporter.py
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@ -215,26 +215,26 @@ class QbittorrentMetricsCollector:
return metrics
class SignalHandler:
class ShutdownSignalHandler:
def __init__(self):
self.shutdownCount = 0
self.shutdown_count: int = 0
# Register signal handler
signal.signal(signal.SIGINT, self._on_signal_received)
signal.signal(signal.SIGTERM, self._on_signal_received)
def is_shutting_down(self):
return self.shutdownCount > 0
return self.shutdown_count > 0
def _on_signal_received(self, signal, frame):
if self.shutdownCount > 1:
if self.shutdown_count > 1:
logger.warn("Forcibly killing exporter")
sys.exit(1)
logger.info("Exporter is shutting down")
self.shutdownCount += 1
self.shutdown_count += 1
def get_config_value(key, default=""):
def _get_config_value(key, default=""):
input_path = os.environ.get("FILE__" + key, None)
if input_path is not None:
try:
@ -246,6 +246,22 @@ def get_config_value(key, default=""):
return os.environ.get(key, default)
def get_config() -> dict:
"""Loads all config values."""
return {
"host": _get_config_value("QBITTORRENT_HOST", ""),
"port": _get_config_value("QBITTORRENT_PORT", ""),
"username": _get_config_value("QBITTORRENT_USER", ""),
"password": _get_config_value("QBITTORRENT_PASS", ""),
"exporter_port": int(_get_config_value("EXPORTER_PORT", "8000")),
"log_level": _get_config_value("EXPORTER_LOG_LEVEL", "INFO"),
"metrics_prefix": _get_config_value("METRICS_PREFIX", "qbittorrent"),
"verify_webui_certificate": (
_get_config_value("VERIFY_WEBUI_CERTIFICATE", "True") == "True"
),
}
def main():
# Init logger so it can be used
logHandler = logging.StreamHandler()
@ -256,23 +272,13 @@ def main():
logger.addHandler(logHandler)
logger.setLevel("INFO") # default until config is loaded
config = {
"host": get_config_value("QBITTORRENT_HOST", ""),
"port": get_config_value("QBITTORRENT_PORT", ""),
"username": get_config_value("QBITTORRENT_USER", ""),
"password": get_config_value("QBITTORRENT_PASS", ""),
"exporter_port": int(get_config_value("EXPORTER_PORT", "8000")),
"log_level": get_config_value("EXPORTER_LOG_LEVEL", "INFO"),
"metrics_prefix": get_config_value("METRICS_PREFIX", "qbittorrent"),
"verify_webui_certificate": (
get_config_value("VERIFY_WEBUI_CERTIFICATE", "True") == "True"
),
}
config = get_config()
# set level once config has been loaded
logger.setLevel(config["log_level"])
# Register signal handler
signal_handler = SignalHandler()
signal_handler = ShutdownSignalHandler()
if not config["host"]:
logger.error(