netdev - Re: [PATCH iproute2-next v2 4/4] devlink: Add man page for devlink-trap

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Message-ID: <20190813105248.GQ2428@nanopsycho>
Date:   Tue, 13 Aug 2019 12:52:49 +0200
From:   Jiri Pirko <jiri@...nulli.us>
To:     Ido Schimmel <idosch@...sch.org>
Cc:     netdev@...r.kernel.org, dsahern@...il.com,
        stephen@...workplumber.org, jiri@...lanox.com, mlxsw@...lanox.com,
        Ido Schimmel <idosch@...lanox.com>
Subject: Re: [PATCH iproute2-next v2 4/4] devlink: Add man page for
 devlink-trap

Tue, Aug 13, 2019 at 12:39:04PM CEST, idosch@...sch.org wrote:
>On Tue, Aug 13, 2019 at 12:20:37PM +0200, Jiri Pirko wrote:
>> Tue, Aug 13, 2019 at 10:31:43AM CEST, idosch@...sch.org wrote:
>> >From: Ido Schimmel <idosch@...lanox.com>
>> >
>> >Signed-off-by: Ido Schimmel <idosch@...lanox.com>
>> >---
>> > man/man8/devlink-monitor.8 |   3 +-
>> > man/man8/devlink-trap.8    | 138 +++++++++++++++++++++++++++++++++++++
>> > man/man8/devlink.8         |  11 ++-
>> > 3 files changed, 150 insertions(+), 2 deletions(-)
>> > create mode 100644 man/man8/devlink-trap.8
>> >
>> >diff --git a/man/man8/devlink-monitor.8 b/man/man8/devlink-monitor.8
>> >index 13fe641dc8f5..fffab3a4ce88 100644
>> >--- a/man/man8/devlink-monitor.8
>> >+++ b/man/man8/devlink-monitor.8
>> >@@ -21,7 +21,7 @@ command is the first in the command line and then the object list.
>> > .I OBJECT-LIST
>> > is the list of object types that we want to monitor.
>> > It may contain
>> >-.BR dev ", " port ".
>> >+.BR dev ", " port ", " trap ", " trap-group .
>> 
>> Looks like "trap-group" is a leftover here, isn't it?
>
>You get events when traps and groups are created / destroyed. See below output
>when creating a new netdevsim device:

Ah! Makes sense. Thanks!

>
>$ devlink mon trap-group
>[trap-group,new] netdevsim/netdevsim20: name l2_drops generic true
>[trap-group,new] netdevsim/netdevsim20: name l3_drops generic true
>[trap-group,new] netdevsim/netdevsim20: name buffer_drops generic true
>
>$ devlink mon trap
>[trap,new] netdevsim/netdevsim10: name source_mac_is_multicast type drop generic true action drop group l2_drops
>[trap,new] netdevsim/netdevsim10: name vlan_tag_mismatch type drop generic true action drop group l2_drops
>[trap,new] netdevsim/netdevsim10: name ingress_vlan_filter type drop generic true action drop group l2_drops
>[trap,new] netdevsim/netdevsim10: name ingress_spanning_tree_filter type drop generic true action drop group l2_drops
>[trap,new] netdevsim/netdevsim10: name port_list_is_empty type drop generic true action drop group l2_drops
>[trap,new] netdevsim/netdevsim10: name port_loopback_filter type drop generic true action drop group l2_drops
>[trap,new] netdevsim/netdevsim10: name fid_miss type exception generic false action trap group l2_drops
>[trap,new] netdevsim/netdevsim10: name blackhole_route type drop generic true action drop group l3_drops
>[trap,new] netdevsim/netdevsim10: name ttl_value_is_too_small type exception generic true action trap group l3_drops
>[trap,new] netdevsim/netdevsim10: name tail_drop type drop generic true action drop group buffer_drops