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Update the SNMP auto-discovery script. 

Refs #5861
This commit is contained in:
Gunnar Beutner 2014-03-26 19:40:32 +01:00
parent e1563191a5
commit 10207b99c9
1 changed files with 33 additions and 23 deletions
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56
contrib/discover-snmp.py
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@ -11,7 +11,7 @@ pkey = None
for opt, arg in opts: for opt, arg in opts:
if opt == "-?" or opt == "--help": if opt == "-?" or opt == "--help":
warning("Syntax: %s --key <key> <ipaddr> [<ipaddr>, ...]") warning("Syntax: %s --key <key> <ipaddr>")
sys.exit(1) sys.exit(1)
elif opt == "-k" or opt == "--key": elif opt == "-k" or opt == "--key":
pkey = arg pkey = arg
@ -20,32 +20,42 @@ if not pkey:
warning("You must specify a key with the --key option.") warning("You must specify a key with the --key option.")
sys.exit(1) sys.exit(1)
if len(args) != 1:
warning("Please specify exactly one IP address.")
sys.exit(1)
ipaddr = args[0]
def ukey(ipaddr): def ukey(ipaddr):
return hmac.new(pkey, ipaddr, hashlib.sha256).hexdigest()[0:12] return hmac.new(pkey, ipaddr, hashlib.sha256).hexdigest()[0:12]
for arg in args: plugins = []
plugins = []
community = ukey(arg) community = ukey(ipaddr)
warning("IP address: %s, SNMP Community: %s" % (arg, community)) warning("IP address: %s, SNMP Community: %s" % (ipaddr, community))
process = subprocess.Popen(["snmpwalk", "-v2c", "-c", community, "-On", arg, ".1.3.6.1.4.1.8072.1.3.2.3.1.2"], stdout=subprocess.PIPE) process = subprocess.Popen(["snmpwalk", "-v2c", "-c", community, "-On", ipaddr, ".1.3.6.1.4.1.8072.1.3.2.3.1.2"], stdout=subprocess.PIPE)
(out, err) = process.communicate() (out, err) = process.communicate()
for line in out.split("\n"): if process.returncode != 0:
oid = line.split(" ")[0] sys.exit(1)
plugin = oid.split(".")[15:]
if len(plugin) == 0:
continue
plugin = "".join([chr(int(ch)) for ch in plugin])
plugins.append(plugin)
print("template Host \"snmp-extend:%s\" {" % (arg)) for line in out.split("\n"):
print(" macros[\"community\"] = \"%s\"," % (community)) oid = line.split(" ")[0]
for plugin in plugins: plugin = oid.split(".")[15:]
print(" services[\"%s\"] = {" % (plugin)) if len(plugin) == 0:
print(" templates = [ \"snmp-extend-service\" ],") continue
print(" check_command = \"snmp-extend\",") plugin = "".join([chr(int(ch)) for ch in plugin])
print(" macros[\"plugin\"] = \"%s\"" % (plugin)) plugins.append(plugin)
print(" },")
print("}") print("template Host \"snmp-extend:%s\" {" % (ipaddr))
print(" macros[\"community\"] = \"%s\"," % (community))
for plugin in plugins:
print(" services[\"%s\"] = {" % (plugin))
print(" templates = [ \"snmp-extend-service\" ],")
print(" check_command = \"snmp-extend\",")
print(" macros[\"plugin\"] = \"%s\"" % (plugin))
print(" },")
print("}")
sys.exit(0)