def inner(driver):
"""
Twisted driver class to iterate through devices
@param driver: Zenoss driver
@type driver: Zenoss driver
@return: successful result is a list of IPs that were added
@rtype: Twisted deferred
"""
self.log.debug(
"findRemoteDeviceInfo.inner: Doing SNMP lookup on device %s",
ip)
yield self.config().callRemote('getSnmpConfig', devicePath)
communities, ports, version, timeout, retries = driver.next()
self.log.debug(
"findRemoteDeviceInfo.inner: override acquired community strings"
)
# Override the device class communities with the ones set on
# this device, if they exist
if deviceSnmpCommunities is not None:
communities = deviceSnmpCommunities
# Reverse the communities so that ones earlier in the list have a
# higher weight.
communities.reverse()
configs = []
for i, community in enumerate(communities):
for port in ports:
port = int(port)
configs.append(
SnmpV1Config(ip,
weight=i,
port=port,
timeout=timeout,
retries=retries,
community=community))
configs.append(
SnmpV2cConfig(ip,
weight=i + 100,
port=port,
timeout=timeout,
retries=retries,
community=community))
yield SnmpAgentDiscoverer().findBestConfig(configs)
driver.next()
self.log.debug("Finished SNMP lookup on device %s", ip)
def inner(driver):
"""
Twisted driver class to iterate through devices
@param driver: Zenoss driver
@type driver: Zenoss driver
@return: successful result is a list of IPs that were added
@rtype: Twisted deferred
"""
log.info("Rediscovering SNMP connection info for %s",
self.device.id)
communities = list(self.device.zSnmpCommunities)
communities.reverse()
ports = self.device.zSnmpDiscoveryPorts
ports = ports if ports else [self.device.zSnmpPort]
configs = []
weight = 0
for community in communities:
for port in ports:
weight += 1
port = int(port)
configs.append(
SnmpV1Config(self.device.manageIp,
weight=weight,
port=port,
timeout=self.connInfo.zSnmpTimeout,
retries=self.connInfo.zSnmpTries,
community=community))
configs.append(
SnmpV2cConfig(self.device.manageIp,
weight=weight + 1000,
port=port,
timeout=self.connInfo.zSnmpTimeout,
retries=self.connInfo.zSnmpTries,
community=community))
yield SnmpAgentDiscoverer().findBestConfig(configs)
driver.next()
def findRemoteDeviceInfo(self, ip, devicePath, deviceSnmpCommunities=None):
"""
Scan a device for ways of naming it: PTR DNS record or a SNMP name
@param ip: IP address
@type ip: string
@param devicePath: where in the DMD to put any discovered devices
@type devicePath: string
@param deviceSnmpCommunities: Optional list of SNMP community strings
to try, overriding those set on the device class
@type deviceSnmpCommunities: list
@return: result is None or a tuple containing
(community, port, version, snmp name)
@rtype: deferred: Twisted deferred
"""
self.log.debug("Doing SNMP lookup on device %s", ip)
snmp_conf = \
yield self.config().callRemote('getSnmpConfig', devicePath)
configs = []
ports = snmp_conf.get('zSnmpDiscoveryPorts') \
or [snmp_conf['zSnmpPort']]
timeout, retries = snmp_conf['zSnmpTimeout'], snmp_conf['zSnmpTries']
if snmp_conf['zSnmpVer'] == SnmpV3Config.version:
for port in ports:
if snmp_conf['zSnmpPrivType'] and snmp_conf['zSnmpAuthType']:
configs.append(
SnmpV3Config(
ip,
port=port,
timeout=timeout,
retries=retries,
weight=3,
securityName=snmp_conf['zSnmpSecurityName'],
authType=snmp_conf['zSnmpAuthType'],
authPassphrase=snmp_conf['zSnmpAuthPassword'],
privType=snmp_conf['zSnmpPrivType'],
privPassphrase=snmp_conf['zSnmpPrivPassword']))
elif snmp_conf['zSnmpAuthType']:
configs.append(
SnmpV3Config(
ip,
port=port,
timeout=timeout,
retries=retries,
weight=2,
securityName=snmp_conf['zSnmpSecurityName'],
authType=snmp_conf['zSnmpAuthType'],
authPassphrase=snmp_conf['zSnmpAuthPassword']))
else:
configs.append(
SnmpV3Config(
ip,
port=port,
timeout=timeout,
retries=retries,
weight=1,
securityName=snmp_conf['zSnmpSecurityName']))
else:
self.log.debug("Override acquired community strings")
# Override the device class communities with the ones set on
# this device, if they exist
communities = snmp_conf['zSnmpCommunities']
if deviceSnmpCommunities is not None:
communities = deviceSnmpCommunities
# Reverse the communities so that ones earlier in the list have a
# higher weight.
communities.reverse()
for i, community in enumerate(communities):
for port in ports:
port = int(port)
configs.append(
SnmpV1Config(ip,
weight=i,
port=port,
timeout=timeout,
retries=retries,
community=community))
configs.append(
SnmpV2cConfig(ip,
weight=i + 100,
port=port,
timeout=timeout,
retries=retries,
community=community))
config = yield SnmpAgentDiscoverer().findBestConfig(configs)
self.log.debug("Finished SNMP lookup on device %s", ip)
defer.returnValue(config)
def inner(driver):
"""
Twisted driver class to iterate through devices
@param driver: Zenoss driver
@type driver: Zenoss driver
@return: successful result is a list of IPs that were added
@rtype: Twisted deferred
"""
self.log.debug(
"findRemoteDeviceInfo.inner: Doing SNMP lookup on device %s",
ip)
yield self.config().callRemote('getSnmpConfig', devicePath)
snmp_conf = driver.next()
configs = []
ports = snmp_conf.get('zSnmpDiscoveryPorts') or [
snmp_conf['zSnmpPort']
]
timeout, retries = snmp_conf['zSnmpTimeout'], snmp_conf[
'zSnmpTries']
if snmp_conf['zSnmpVer'] == SnmpV3Config.version:
for port in ports:
if snmp_conf['zSnmpPrivType'] and snmp_conf[
'zSnmpAuthType']:
configs.append(
SnmpV3Config(
ip,
port=port,
timeout=timeout,
retries=retries,
weight=3,
securityName=snmp_conf['zSnmpSecurityName'],
authType=snmp_conf['zSnmpAuthType'],
authPassphrase=snmp_conf['zSnmpAuthPassword'],
privType=snmp_conf['zSnmpPrivType'],
privPassphrase=snmp_conf['zSnmpPrivPassword']))
elif snmp_conf['zSnmpAuthType']:
configs.append(
SnmpV3Config(
ip,
port=port,
timeout=timeout,
retries=retries,
weight=2,
securityName=snmp_conf['zSnmpSecurityName'],
authType=snmp_conf['zSnmpAuthType'],
authPassphrase=snmp_conf['zSnmpAuthPassword']))
else:
configs.append(
SnmpV3Config(
ip,
port=port,
timeout=timeout,
retries=retries,
weight=1,
securityName=snmp_conf['zSnmpSecurityName']))
else:
self.log.debug(
"findRemoteDeviceInfo.inner: override acquired community strings"
)
# Override the device class communities with the ones set on
# this device, if they exist
communities = snmp_conf['zSnmpCommunities']
if deviceSnmpCommunities is not None:
communities = deviceSnmpCommunities
# Reverse the communities so that ones earlier in the list have a
# higher weight.
communities.reverse()
for i, community in enumerate(communities):
for port in ports:
port = int(port)
configs.append(
SnmpV1Config(ip,
weight=i,
port=port,
timeout=timeout,
retries=retries,
community=community))
configs.append(
SnmpV2cConfig(ip,
weight=i + 100,
port=port,
timeout=timeout,
retries=retries,
community=community))
yield SnmpAgentDiscoverer().findBestConfig(configs)
driver.next()
self.log.debug("Finished SNMP lookup on device %s", ip)