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Wed, 21 Apr 2021 22:12:10 -0700 (PDT) Subject: Re: [PATCH iproute2] mptcp: add support for event monitoring To: Florian Westphal , netdev@vger.kernel.org Cc: mptcp@lists.linux.dev, dsahern@gmail.com, stephen@networkplumber.org References: <20210416135930.9480-1-fw@strlen.de> From: David Ahern Message-ID: Date: Wed, 21 Apr 2021 22:12:07 -0700 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:78.0) Gecko/20100101 Thunderbird/78.9.1 MIME-Version: 1.0 In-Reply-To: <20210416135930.9480-1-fw@strlen.de> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On 4/16/21 6:59 AM, Florian Westphal wrote: > This adds iproute2 support for mptcp event monitoring, e.g. creation, > establishment, address announcements from the peer, subflow establishment > and so on. > > While the kernel-generated events are primarily aimed at mptcpd (e.g. for > subflow management), this is also useful for debugging. > > This adds print support for the existing events. > > Sample output of 'ip mptcp monitor': > [ CREATED] token=83f3a692 remid=0 locid=0 saddr4=10.0.1.2 daddr4=10.0.1.1 sport=58710 dport=10011 > [ ESTABLISHED] token=83f3a692 remid=0 locid=0 saddr4=10.0.1.2 daddr4=10.0.1.1 sport=58710 dport=10011 > [SF_ESTABLISHED] token=83f3a692 remid=0 locid=1 saddr4=10.0.2.2 daddr4=10.0.1.1 sport=40195 dport=10011 backup=0 > [ CLOSED] token=83f3a692 > > Signed-off-by: Florian Westphal > --- > include/libgenl.h | 1 + > include/uapi/linux/mptcp.h | 2 + > ip/ipmptcp.c | 113 +++++++++++++++++++++++++++++++++++++ > lib/libgenl.c | 66 ++++++++++++++++++++++ > man/man8/ip-mptcp.8 | 8 +++ > 5 files changed, 190 insertions(+) > applied to iproute2-next. Thanks,