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vvzvlad 2023-05-30 18:07:49 +07:00
parent a37fbc17ef
commit 30f7f6eba0
1 changed files with 30 additions and 18 deletions
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48
modbus_err_stats.py
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@ -12,46 +12,58 @@ def parse_config_file(filename):
config_data = json.load(file)
device_to_port = {}
device_errors = {}
device_stats = {}
for port in config_data["ports"]:
for device in port["devices"]:
device_to_port[device["slave_id"]] = port["path"]
device_errors[device["slave_id"]] = 0 # Initialize error count as zero
device_stats[device["slave_id"]] = {"type": device.get("device_type", "Unknown type"), "errors": 0, "disconnects": 0, "write_failures": 0} # Initialize counts as zero
return device_to_port, device_errors
return device_to_port, device_stats
def parse_journal(device_to_port, device_errors):
def parse_journal(device_to_port, device_stats):
p = subprocess.Popen(["journalctl", "-f", "-u", "wb-mqtt-serial"], stdout=subprocess.PIPE)
last_log_line = None
for line in iter(p.stdout.readline, b''):
line = line.decode('utf-8') # convert bytes to string
match = re.search(r'modbus:(\d+): Serial protocol error: request timed out', line)
if match:
device_number = match.group(1)
device_errors[device_number] += 1
match_error = re.search(r'modbus:(\d+): Serial protocol error: request timed out', line)
match_disconnect = re.search(r'INFO: \[serial device\] device modbus:(\d+) is disconnected', line)
match_write_failure = re.search(r'WARNING: \[modbus\] failed to write: <modbus:(\d+):', line)
if match_error:
device_number = match_error.group(1)
device_stats[device_number]["errors"] += 1
elif match_disconnect:
device_number = match_disconnect.group(1)
device_stats[device_number]["disconnects"] += 1
elif match_write_failure:
device_number = match_write_failure.group(1)
device_stats[device_number]["write_failures"] += 1
last_log_line = line
# clear the console
os.system('cls' if os.name == 'nt' else 'clear')
os.system('clear')
# print the last log line
print(f"Last log line: {last_log_line}")
# print error statistics
print_error_statistics(device_errors, device_to_port)
print_error_statistics(device_stats, device_to_port)
def print_error_statistics(device_errors, device_to_port):
print("\n--- Error Statistics ---")
def print_error_statistics(device_stats, device_to_port):
print("\n--- Device Statistics ---")
# sort by error count
sorted_device_errors = sorted(device_errors.items(), key=lambda x: x[1], reverse=True)
# sort by total count
sorted_device_stats = sorted(device_stats.items(), key=lambda x: (x[1]["errors"], x[1]["disconnects"], x[1]["write_failures"]), reverse=True)
for device, error_count in sorted_device_errors:
max_type_length = max(len(stats['type']) for stats in device_stats.values())
for device, stats in sorted_device_stats:
device_port = device_to_port.get(device, "Unknown port")
print(f"Device number {device}\t(port: {device_port})\t had {error_count} errors")
type_field = stats['type'].ljust(max_type_length)
print(f"{type_field}\t {device}\t on port: {device_port},\t timeouts: {stats['errors']},\t disconnects: {stats['disconnects']},\t write failures: {stats['write_failures']}")
if __name__ == "__main__":
restart_service()
device_to_port, device_errors = parse_config_file("/mnt/data/etc/wb-mqtt-serial.conf")
parse_journal(device_to_port, device_errors)
device_to_port, device_stats = parse_config_file("/mnt/data/etc/wb-mqtt-serial.conf")
parse_journal(device_to_port, device_stats)