Added raid mode

README.md

@@ -52,7 +52,7 @@ Custom timeouts (`-t`) and retries (`-r`) can be specified by using `-t` and `-r
 | storage | Detects and checks all disks (free, total, %)                              | if more used than w/c in %                                                                                                                                                                                                                                                        |
 | update  | Shows the current DSM version and if DSM update is available               | if update is "Unavailable", will trigger OK <br> if update is "Available", will trigger WARNING <br> otherwise: UNKNOWN                                                                                                                                                           |
 | status  | Shows model, s/n, temp and status of system, fan, cpu fan and power supply | if temp higher than w/c in °C                                                                                                                                                                                                                                                     |
-
+| raid  | Shows raid volume status | if status is 4-10 will trigger WARNING, any other values will be CRITICAL                                                                                                                                                                                                                                                |
 
 
 ## Example check

check_synology.py

@@ -15,7 +15,7 @@
 parser.add_argument("username", help="the snmp user name", type=str)
 parser.add_argument("authkey", help="the auth key", type=str)
 parser.add_argument("privkey", help="the priv key", type=str)
-parser.add_argument("mode", help="the mode", type=str, choices=["load", "memory", "disk", "storage", "update", "status"])
+parser.add_argument("mode", help="the mode", type=str, choices=["load", "memory", "disk", "storage", "update", "status", "raid"])
 parser.add_argument("-w", help="warning value for selected mode", type=int)
 parser.add_argument("-c", help="critical value for selected mode", type=int)
 parser.add_argument("-p", help="the snmp port", type=int, dest="port", default=161)
@@ -302,3 +302,24 @@ def exitCode():
     # 3. Respond with textual and perfdata output and propagate exit code.
     print(state + ' - Model: %s, S/N: %s, System Temperature: %s C, System Status: %s, System Fan: %s, CPU Fan: %s, Powersupply : %s' % (status_model, status_serial, status_temperature, status_system, status_system_fan, status_cpu_fan, status_power) + ' | system_temp=%sc' % status_temperature)
     exitCode()
+
+if mode == 'raid':
+    output = ''
+    perfdata = '|'
+    for item in snmpwalk('1.3.6.1.4.1.6574.3.1.1.1'):
+        i = item.oid_index or item.oid.split('.')[-1]
+        storage_name = snmpget('1.3.6.1.4.1.6574.3.1.1.2.' + str(i))
+        raid_status = snmpget('1.3.6.1.4.1.6574.3.1.1.3.' + str(i))
+
+        #Normal(1):The raid functions normally.
+        #Degrade(11):Degrade happens when a tolerable failure of disk(s) occurs.
+        #Crashed(12):Raid has crashed and just uses for read-only operation.
+        #Repairing(2), Migrating(3), Expanding(4), Deleting(5), Creating(6), RaidSyncing(7), RaidParityChecking(8), RaidAssembling(9) and Canceling(10).
+
+        if str(raid_status) in ("3","4","5","6","7","8","9","10"): state = "WARNING"
+        elif str(raid_status) != "1":
+            state = "CRITICAL"
+        output += ' - raid status: [' + storage_name + '] status=' + str(raid_status)
+        perfdata += ' "' + storage_name + '"=' + str(raid_status) + ''
+    print('%s%s %s' % (state, output, perfdata))
+    exitCode()