add storage to check_synology
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1866d23dd4
commit
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@ -3,10 +3,12 @@ import sys
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import traceback
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from enum import Enum
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# from pycparser.c_ast import Union as PycUnion
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from pysnmp.hlapi import *
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from checker import nagios
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from checker.result import quit_check
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from checker.units import human_readable_size
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"""
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https://github.com/SnejPro/check_synology/blob/main/check_synology.py
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@ -40,6 +42,23 @@ class SnmpDisk(Enum):
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disk = '1.3.6.1.4.1.6574.2.1.1'
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class SnmpStorage(Enum):
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desc = '1.3.6.1.2.1.25.2.3.1.3'
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allocated_pre = '1.3.6.1.2.1.25.2.3.1.4.'
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size_pre = '1.3.6.1.2.1.25.2.3.1.5.'
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used_pre = '1.3.6.1.2.1.25.2.3.1.6.'
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def format_bytes(size: int, unit):
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power = 10 ** 3
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n = 0
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power_labels = {0: '', 1: 'K', 2: 'M', 3: 'G', 4: 'T'}
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while size > power:
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size /= power
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n += 1
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return size, power_labels[n] + unit, str(round(size, 2)) + ' ' + power_labels[n] + unit
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def check_failed(value: str):
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if value == '1':
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exit_code = nagios.STATE_OK
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@ -115,6 +134,18 @@ def walk_snmp(host, community, oid):
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return result
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def parse_walk(data: dict):
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disk_indices = set(key.split('.')[-1] for key in data.keys())
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parsed = []
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for index in disk_indices:
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disk_info = []
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for key, value in data.items():
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if key.endswith(index):
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disk_info.append(value)
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parsed.append(disk_info)
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return parsed
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def main(args):
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if args.choice == 'mem':
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mem_unused = query_snmp(args.host, args.community, SnmpMem.unused.value)
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@ -213,22 +244,14 @@ def main(args):
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})
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elif args.choice == 'disks':
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data = walk_snmp(args.host, args.community, SnmpDisk.disk.value)
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disk_indices = set(key.split('.')[-1] for key in data.keys())
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disk_data = []
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for index in disk_indices:
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disk_info = []
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for key, value in data.items():
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if key.endswith(index):
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disk_info.append(value)
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disk_data.append(disk_info)
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disk_data = parse_walk(data)
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result_str = ''
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perfdata_dict = {}
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exit_code = nagios.STATE_OK
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for disk, data in enumerate(disk_data):
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output, value, d_exit_code = check_disk_status(data[4])
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exit_code = d_exit_code
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result_str = result_str + f'Disk {disk + 1}: {output}'
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result_str = result_str + f'Disk {disk + 1}: {output}. '
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perfdata_dict[f'disk_{disk + 1}_status'] = {
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'value': value,
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'unit': '',
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@ -238,15 +261,59 @@ def main(args):
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'value': data[5],
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'unit': 'C'
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}
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quit_check(result_str, exit_code, perfdata_dict)
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quit_check(result_str.strip(' '), exit_code, perfdata_dict)
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elif args.choice == 'storage':
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raise NotImplementedError
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store_list = walk_snmp(args.host, args.community, SnmpStorage.desc.value)
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result_str = ''
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perfdata_dict = {}
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exit_codes = []
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for k, name in store_list.items():
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if not name.startswith('/volume'):
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continue
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store_id = k.split('.')[-1]
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allocated = int(query_snmp(args.host, args.community, SnmpStorage.allocated_pre.value + store_id))
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size = int(query_snmp(args.host, args.community, SnmpStorage.size_pre.value + store_id)) * allocated
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used = int(query_snmp(args.host, args.community, SnmpStorage.used_pre.value + store_id)) * allocated
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used_percent = round((used / size) * 100, 1)
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result_str = result_str + f'{name}: {human_readable_size(used, decimal_places=0)}/{human_readable_size(size, decimal_places=0)} ({used_percent}%). '
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perf_name = name.replace('/', '')
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perfdata_dict[f'{perf_name}_size'] = {
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'value': size,
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'unit': 'B',
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'min': 0
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}
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perfdata_dict[f'{perf_name}_used'] = {
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'value': used,
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'unit': 'B',
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'min': 0
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}
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perfdata_dict[f'{perf_name}_used_percent'] = {
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'value': used_percent,
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'unit': '%',
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'min': 0
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}
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if used_percent >= float(args.crit_store):
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exit_codes.append(nagios.STATE_CRIT)
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elif used_percent >= float(args.warn_store):
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exit_codes.append(nagios.STATE_WARN)
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else:
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exit_codes.append(nagios.STATE_OK)
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quit_check(result_str.strip(' '), max(exit_codes), perfdata_dict)
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elif args.choice == 'network':
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raise NotImplementedError
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else:
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raise Exception
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def validate_int_float_arg(arg, name):
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try:
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arg = float(arg)
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except:
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raise Exception(f'{name} must be an int or float')
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if not isinstance(arg, (int, float)):
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raise Exception(f'{name} must be an int or float')
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if __name__ == '__main__':
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parser = argparse.ArgumentParser()
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parser.add_argument('-H', '--host', required=True, help='The host to connect to.')
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@ -255,9 +322,14 @@ if __name__ == '__main__':
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parser.add_argument('--warn-mem', type=int, default=75, help='Memory usage percent to warn at. Default: 75%')
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parser.add_argument('--crit-mem', type=int, default=90, help='Memory usage percent to crit at. Default: 90%')
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parser.add_argument('--warn-store', default=75, help='Storage usage percent to warn at. Default: 65%')
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parser.add_argument('--crit-store', default=90, help='Storage usage percent to crit at. Default: 70%')
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args = parser.parse_args()
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validate_int_float_arg(args.warn_store, '--warn-store')
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validate_int_float_arg(args.crit_store, '--crit-store')
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try:
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main(args)
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except Exception as e:
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