Re: [PATCH v5] ipvs: adjust the debug info in function set_tcp_state

From: yue longguang
Date: Wed Sep 30 2020 - 01:39:22 EST


It's done.


On Wed, Sep 30, 2020 at 1:08 PM Julian Anastasov <ja@xxxxxx> wrote:
>
>
> Hello,
>
> On Mon, 28 Sep 2020, longguang.yue wrote:
>
> > Outputting client,virtual,dst addresses info when tcp state changes,
> > which makes the connection debug more clear
> >
> > Signed-off-by: longguang.yue <bigclouds@xxxxxxx>
>
> OK, v5 can be used instead of fixing v4.
>
> Acked-by: Julian Anastasov <ja@xxxxxx>
>
> > ---
> Changelogs:
> v5: fix indentation
> v4: fix checkpatch
> v3: fix checkpatch
> v2: IP_VS_DBG_BUF outputs src,virtual,dst of ip_vs_conn
> v1: fix the inverse of src and dst address
>
> longguang.yue, at this place after --- you can add info
> for changes between versions, eg:
> v5: fix indentation
>
> Use this for other patches, so that we know what is
> changed between versions.
>
> > net/netfilter/ipvs/ip_vs_proto_tcp.c | 10 ++++++----
> > 1 file changed, 6 insertions(+), 4 deletions(-)
> >
> > diff --git a/net/netfilter/ipvs/ip_vs_proto_tcp.c b/net/netfilter/ipvs/ip_vs_proto_tcp.c
> > index dc2e7da2742a..7da51390cea6 100644
> > --- a/net/netfilter/ipvs/ip_vs_proto_tcp.c
> > +++ b/net/netfilter/ipvs/ip_vs_proto_tcp.c
> > @@ -539,8 +539,8 @@ set_tcp_state(struct ip_vs_proto_data *pd, struct ip_vs_conn *cp,
> > if (new_state != cp->state) {
> > struct ip_vs_dest *dest = cp->dest;
> >
> > - IP_VS_DBG_BUF(8, "%s %s [%c%c%c%c] %s:%d->"
> > - "%s:%d state: %s->%s conn->refcnt:%d\n",
> > + IP_VS_DBG_BUF(8, "%s %s [%c%c%c%c] c:%s:%d v:%s:%d "
> > + "d:%s:%d state: %s->%s conn->refcnt:%d\n",
> > pd->pp->name,
> > ((state_off == TCP_DIR_OUTPUT) ?
> > "output " : "input "),
> > @@ -548,10 +548,12 @@ set_tcp_state(struct ip_vs_proto_data *pd, struct ip_vs_conn *cp,
> > th->fin ? 'F' : '.',
> > th->ack ? 'A' : '.',
> > th->rst ? 'R' : '.',
> > - IP_VS_DBG_ADDR(cp->daf, &cp->daddr),
> > - ntohs(cp->dport),
> > IP_VS_DBG_ADDR(cp->af, &cp->caddr),
> > ntohs(cp->cport),
> > + IP_VS_DBG_ADDR(cp->af, &cp->vaddr),
> > + ntohs(cp->vport),
> > + IP_VS_DBG_ADDR(cp->daf, &cp->daddr),
> > + ntohs(cp->dport),
> > tcp_state_name(cp->state),
> > tcp_state_name(new_state),
> > refcount_read(&cp->refcnt));
> > --
> > 2.20.1 (Apple Git-117)
>
> Regards
>
> --
> Julian Anastasov <ja@xxxxxx>
>