netscaler_vserver

#!/usr/bin/python

# OIDs used:
# NS-ROOT-MIB::vsvrName     .1.3.6.1.4.1.5951.4.1.3.1.1.1
# NS-ROOT-MIB::vsvrState    .1.3.6.1.4.1.5951.4.1.3.1.1.5
# SNMPv2-MIB::sysDescr      .1.3.6.1.2.1.1.1.0

# Scan function looks for 'NetScaler' in sysDescr

# Author: Mike Julian - mike@mikejulian.com - http://mikejulian.com

def inventory_netscaler_vserver(info):
    inventory = []
    for line in info:
        if int(line[1]) != 4: # Status code '4' is 'outOfService'
            inventory.append((line[0], None))
    return inventory

def check_netscaler_vserver(item, _no_params, info):
    for line in info:
        if line[0] == item:
            status = int(line[1])
            if status == 1:
                return (2, "CRIT - vServer down")
            elif status == 2:
                return (2, "CRIT - Status unknown")
            elif status == 3:
                return (1, "WARN - vServer busy")
            elif status == 5:
                return (1, "WARN - vServer transitioning to Out of Service")
            elif status == 7:
                return (0, "OK - Virtual Server is up and available")
            elif status == 8:
                return (1, "WARN - vServer transitioning to Out of Service - vServer down")
            else:
                return (3, "UNKNOWN")
    return (3, "UNKNOWN - Virtual Server %s not found in SNMP output" % item)

check_info["netscaler_vserver"] = {
    "check_function"        : check_netscaler_vserver,
    "inventory_function"    : inventory_netscaler_vserver,
    "service_description"   : "vServer: %s",
    "has_perfdata"          : False,
    "snmp_scan_function"    : lambda oid: "NetScaler" in oid(".1.3.6.1.2.1.1.1.0"),
    "snmp_info"             : ( ".1.3.6.1.4.1.5951.4.1.3.1.1", [ 1, 5 ] )}