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Today's Topics:
1. Re: how does ignore_interfaces work (Pavel Skovajsa)
--- Begin Message ---
Nick,
As an idea - Add debug flag to your .yml config file and grep it later?
-pavel
On Fri, 7 Dec 2018 at 00:05, Nick Nauwelaerts <[email protected]>
wrote:
> ok, so 2 minutes later i see i'm testing with the wrong config.
>
>
>
> netdisco-do discover -D shows the interfaces being removed:
>
> [10261] 2018-12-06 22:56:50 debug -> run worker early/properties/100
>
> [10261] 2018-12-06 22:56:51 debug [10.91.7.1] interfaces - ignoring 24
> (BRI0:1-Bearer Channel) (config:ignore_interfaces)
>
> [10261] 2018-12-06 22:56:51 debug [10.91.7.1] interfaces - ignoring 22
> (BRI0-Physical) (config:ignore_interfaces)
>
> [10261] 2018-12-06 22:56:51 debug [10.91.7.1] interfaces - ignoring 23
> (BRI0-Signaling) (config:ignore_interfaces)
>
> [10261] 2018-12-06 22:56:51 debug [10.91.7.1] interfaces - ignoring 25
> (BRI0:2-Bearer Channel) (config:ignore_interfaces)
>
> [10261] 2018-12-06 22:56:52 debug [10.91.7.1] interfaces - removed 21
> interfaces
>
> [10261] 2018-12-06 22:56:52 debug [10.91.7.1] interfaces - added 21 new
> interfaces
>
>
>
> so that only leaves me with question 4: how do i get a list of removed
> interfaces?
>
>
>
>
>
> thx
>
>
>
> // nick
>
>
>
> *From:* Nick Nauwelaerts [mailto:[email protected]]
> *Sent:* Thursday, December 6, 2018 23:53
> *To:* [email protected]
> *Subject:* [Netdisco] how does ignore_interfaces work
>
>
>
> heya,
>
>
>
> a few questions about how the ignore_interfaces setting is supposed to
> work, since i'm getting back more interfaces as expected.
>
>
>
>
>
>
>
> 1) are interfaces listed here supposed to be not discovered and thus not
> added to the inventory, or are they discovered, added to the inventory but
> further ignored?
>
>
>
> 2) is it supposed to work on all devices or only on select snmp::info
> classes?
>
>
>
> 3) what's the difference between i_ignore & if_ignore? netdisco seems to
> use i_ignore only, but snmp::info only has i_ignore for a few modules,
> snmp::info seems to use if_ignore for that purpose:
>
> https://metacpan.org/pod/SNMP::Info#$info-%3Eif_ignore()
>
>
>
> 4) how do i actually get a list of ignored interfaces? i checked on
> several devices but they all turn up empty lists. one of the devices i
> tested on is a oneaccess router, which has i_ignore overrides in it's
> snmp::info module, but even there i'm not getting anything back from
> i_ignore, if_ignore or the module specific version:
>
>
>
> netdisco-do show -I -d 10.91.8.1 -e i_ignore
>
> [9966] 2018-12-06 22:43:27 info App::Netdisco version 2.039033 loaded.
>
> [9966] 2018-12-06 22:43:27 info show: [10.91.8.1]/i_ignore started at Thu
> Dec 6 23:43:27 2018
>
> SNMP::Info::_global uptime : DISMAN-EVENT-MIB::sysUpTimeInstance :
> .1.3.6.1.2.1.1.3.0
>
> SNMP::Info::_global layers : SNMPv2-MIB::sysServices.0 : .1.3.6.1.2.1.1.7.0
>
> SNMP::Info::_global description : SNMPv2-MIB::sysDescr.0 :
> .1.3.6.1.2.1.1.1.0
>
> SNMP::Info::_global id : SNMPv2-MIB::sysObjectID.0 : .1.3.6.1.2.1.1.2.0
>
> SNMP::Info 3.63
>
> SNMP::Info::device_type() layers:01001111 id:13191
> sysDescr:"ONEOS16-ADVIP_11N-V5.2R1C12"
>
> SNMP::Info::_load_attr i_index : IF-MIB::ifIndex : .1.3.6.1.2.1.2.2.1.1
>
> SNMP::Info::_load_attr i_description : IF-MIB::ifDescr :
> .1.3.6.1.2.1.2.2.1.2
>
> \ {}
>
> [9966] 2018-12-06 22:43:28 info show: finished at Thu Dec 6 23:43:28 2018
>
> [9966] 2018-12-06 22:43:28 info show: status done: Showed i_ignore
> response from 10.91.8.1
>
>
>
>
>
> netdisco-do show -I -d 10.91.8.1 -e if_ignore
>
> [9976] 2018-12-06 22:43:45 info App::Netdisco version 2.039033 loaded.
>
> [9976] 2018-12-06 22:43:45 info show: [10.91.8.1]/if_ignore started at
> Thu Dec 6 23:43:45 2018
>
> SNMP::Info::_global uptime : DISMAN-EVENT-MIB::sysUpTimeInstance :
> .1.3.6.1.2.1.1.3.0
>
> SNMP::Info::_global layers : SNMPv2-MIB::sysServices.0 : .1.3.6.1.2.1.1.7.0
>
> SNMP::Info::_global description : SNMPv2-MIB::sysDescr.0 :
> .1.3.6.1.2.1.1.1.0
>
> SNMP::Info::_global id : SNMPv2-MIB::sysObjectID.0 : .1.3.6.1.2.1.1.2.0
>
> SNMP::Info 3.63
>
> SNMP::Info::device_type() layers:01001111 id:13191
> sysDescr:"ONEOS16-ADVIP_11N-V5.2R1C12"
>
> \ {}
>
> [9976] 2018-12-06 22:43:46 info show: finished at Thu Dec 6 23:43:46 2018
>
> [9976] 2018-12-06 22:43:46 info show: status done: Showed if_ignore
> response from 10.91.8.1
>
>
>
>
>
> netdisco-do show -I -d 10.91.8.1 -e Layer3::OneAccess::i_ignore
>
> [9981] 2018-12-06 22:44:02 info App::Netdisco version 2.039033 loaded.
>
> [9981] 2018-12-06 22:44:02 info show:
> [10.91.8.1]/Layer3::OneAccess::i_ignore started at Thu Dec 6 23:44:02 2018
>
> SNMP::Info::_global uptime : DISMAN-EVENT-MIB::sysUpTimeInstance :
> .1.3.6.1.2.1.1.3.0
>
> SNMP::Info::_global layers : SNMPv2-MIB::sysServices.0 : .1.3.6.1.2.1.1.7.0
>
> SNMP::Info::_load_attr i_index : IF-MIB::ifIndex : .1.3.6.1.2.1.2.2.1.1
>
> SNMP::Info::_load_attr i_description : IF-MIB::ifDescr :
> .1.3.6.1.2.1.2.2.1.2
>
> \ {}
>
> [9981] 2018-12-06 22:44:02 info show: finished at Thu Dec 6 23:44:02 2018
>
> [9981] 2018-12-06 22:44:02 info show: status done: Showed i_ignore
> response from 10.91.8.1
>
>
>
>
>
> netdisco-do show -I -d 10.91.8.1 -e Layer3::OneAccess::if_ignore
>
> [9985] 2018-12-06 22:44:16 info App::Netdisco version 2.039033 loaded.
>
> [9985] 2018-12-06 22:44:16 info show:
> [10.91.8.1]/Layer3::OneAccess::if_ignore started at Thu Dec 6 23:44:16 2018
>
> SNMP::Info::_global uptime : DISMAN-EVENT-MIB::sysUpTimeInstance :
> .1.3.6.1.2.1.1.3.0
>
> SNMP::Info::_global layers : SNMPv2-MIB::sysServices.0 : .1.3.6.1.2.1.1.7.0
>
> \ {}
>
> [9985] 2018-12-06 22:44:16 info show: finished at Thu Dec 6 23:44:16 2018
>
> [9985] 2018-12-06 22:44:16 info show: status done: Showed if_ignore
> response from 10.91.8.1
>
>
>
>
>
>
>
>
>
> i did add a few extra ones in my configuration, but it seems they parsed
> correctly?
>
>
>
> netdisco-do dumpconfig -e ignore_interfaces
>
> [10185] 2018-12-06 22:49:39 info App::Netdisco version 2.039033 loaded.
>
> [10185] 2018-12-06 22:49:39 info dumpconfig: started at Thu Dec 6
> 23:49:39 2018
>
> \ [
>
> [0] "EOBC",
>
> [1] "unrouted VLAN(?: \d+)?",
>
> [2] "StackPort",
>
> [3] "Control Plane Interface",
>
> [4] "SPAN (S|R)P Interface",
>
> [5] "StackSub-.*",
>
> [6] "StackPort\d+",
>
> [7] "netflow",
>
> [8] "Vlan\d+-mpls layer",
>
> [9] "BRI\S+-Bearer Channel",
>
> [10] "BRI\S+-Physical",
>
> [11] "BRI\S+-Signalling",
>
> [12] "BRI\S+-Signaling",
>
> [13] "Embedded-Service-Engine\d+\/\d+",
>
> [14] "Virtual-Template\d+",
>
> [15] "Virtual-Access\d+",
>
> [16] "(E|T)\d \d\/\d\/\d",
>
> [17] "InLoopback0",
>
> [18] "NULL\d",
>
> [19] "Register-Tunnel\d",
>
> [20] "Blade-Aggregation\d",
>
> [21] "M-GigabitEthernet\d\/\d\/\d",
>
> [22] "ii\d\/\d\/\d+",
>
> [23] "tunnel1",
>
> [24] "VoIP-Null0"
>
> ]
>
>
>
>
>
>
>
>
>
>
>
> another example is a cisco router with a bri interface. ignore interfaces
> has "BRI\S+-Signaling", but it still shows up (did a new discover just to
> be sure):
>
>
>
> (output trimmed a bit)
>
>
>
> netdisco-do show -d 10.91.7.1 -e if_ignore
>
> [10196] 2018-12-06 22:50:32 info App::Netdisco version 2.039033 loaded.
>
> [10196] 2018-12-06 22:50:32 info show: [10.91.7.1]/if_ignore started at
> Thu Dec 6 23:50:32 2018
>
> \ {}
>
>
>
> netdisco-do show -d 10.91.7.1 -e i_ignore
>
> [10208] 2018-12-06 22:51:09 info App::Netdisco version 2.039033 loaded.
>
> [10208] 2018-12-06 22:51:09 info show: [10.91.7.1]/i_ignore started at
> Thu Dec 6 23:51:09 2018
>
> undef
>
>
>
> netdisco-do show -d 10.91.7.1 -e interfaces
>
> [10221] 2018-12-06 22:51:26 info App::Netdisco version 2.039033 loaded.
>
> [10221] 2018-12-06 22:51:27 info show: [10.91.7.1]/interfaces started at
> Thu Dec 6 23:51:27 2018
>
> \ {
>
> 1 "ATM0",
>
> 2 "BRI0",
>
> 3 "BRI0:1",
>
> 4 "BRI0:2",
>
> 5 "FastEthernet0",
>
> 6 "FastEthernet1",
>
> 7 "FastEthernet2",
>
> 8 "FastEthernet3",
>
> 9 "Null0",
>
> 10 "ATM0-atm layer",
>
> 11 "ATM0.0-atm subif",
>
> 12 "ATM0-aal5 layer",
>
> 13 "ATM0.0-aal5 layer",
>
> 14 "ATM0-adsl",
>
> 15 "Vlan1",
>
> 16 "Loopback0",
>
> 17 "Loopback99",
>
> 18 "ATM0.32-atm subif",
>
> 19 "ATM0.32-aal5 layer",
>
> 20 "ATM0.61-atm subif",
>
> 21 "ATM0.61-aal5 layer",
>
> 22 "BRI0-Physical",
>
> 23 "BRI0-Signaling",
>
> 24 "BRI0:1-Bearer Channel",
>
> 25 "BRI0:2-Bearer Channel"
>
> }
>
>
>
>
>
>
>
>
>
> thx for your time.
>
>
>
> // nick
>
>
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