juniper_mem

#!/usr/bin/python

# OIDs used:
# JUNIPER-MIB::jnxOperatingDescr    .1.3.6.1.4.1.2636.3.1.13.1.5
# JUNIPER-MIB::jnxOperatingBuffer   .1.3.6.1.4.1.2636.3.1.13.1.11
# JUNIPER-MIB::jnxBoxDescr          .1.3.6.1.4.1.2636.3.1.2.0

# Scan function looks for 'Juniper' in jnxBoxDescr

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

juniper_mem_default_levels = (80.0, 90.0)

def inventory_juniper_mem(info):
    fruTypesMem = ['Routing Engine', 'FPC', 'PIC']
    inventory = []
    for line in info:
        for fru in fruTypesMem:
            if line[0].startswith(fru):
                inventory.append((line[0], juniper_mem_default_levels))
    return inventory

def check_juniper_mem(item, params, info):
    for descr, buffer in info:
        if item == descr:
           warn, crit = params
           util = float(buffer)
           infotext = " - %2.1f%% Utilization" % util
           perfdata = [("Memory Usage (percent)", util, warn, crit, 0, 100)]
           if util >= crit:
               return (2, "CRIT" + infotext + " (critical at %d%%)" % crit, perfdata)
           elif util >= warn:
               return (1, "WARN" + infotext + " (warning at %d%%)" % warn, perfdata)
           else:
               return (0, "OK" + infotext, perfdata)
    return (3, "UNKNOWN")

check_info["juniper_mem"] = {
    "check_function"        : check_juniper_mem,
    "inventory_function"    : inventory_juniper_mem,
    "service_description"   : "Memory Usage",
    "has_perfdata"          : True,
    "snmp_scan_function"    : lambda oid: "Juniper" in oid(".1.3.6.1.4.1.2636.3.1.2.0"),
    "snmp_info"             : ( ".1.3.6.1.4.1.2636.3.1.13.1", ["5", "11"]),
}