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Date:      Thu, 9 Oct 2025 22:37:56 +0200
From:      Michael Tuexen <tuexen@FreeBSD.org>
To:        Alan Somers <asomers@FreeBSD.org>
Cc:        src-committers@freebsd.org, dev-commits-src-all@freebsd.org, dev-commits-src-main@freebsd.org
Subject:   Re: git: 746eadecaa7d - main - sockstat: show path state column only when useful
Message-ID:  <2B20483E-F15A-4BEA-AEE5-6490A94AC8B0@FreeBSD.org>
In-Reply-To: <CAOtMX2hsa2v3ZVK2i93s%2Bt0AvYrEsYWTnQkqz0koiBbDFXdmyQ@mail.gmail.com>
References:  <202510091919.599JJ5dd028526@gitrepo.freebsd.org> <CAOtMX2g_JyhQY%2BccLmt4c5Tq-oh%2BMazz4xCHdvcZzCyi%2BDGYcw@mail.gmail.com> <995AAC96-FFE6-4D25-90C5-1BE9B6BF3729@FreeBSD.org> <CAOtMX2hsa2v3ZVK2i93s%2Bt0AvYrEsYWTnQkqz0koiBbDFXdmyQ@mail.gmail.com>

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> On 9. Oct 2025, at 22:25, Alan Somers <asomers@FreeBSD.org> wrote:
>=20
> On Thu, Oct 9, 2025 at 2:22=E2=80=AFPM Michael Tuexen =
<tuexen@freebsd.org> wrote:
> > On 9. Oct 2025, at 22:01, Alan Somers <asomers@FreeBSD.org> wrote:
> >=20
> > It looks like this change will cause sockstat to skip output path =
state even in JSON output mode.  Is that deliberate?  I would think that =
it would be better for machine-readable formats if the output were =
predictable.
> I haven't used it in that setup. So you would prefer to only drop the =
column
> when generating plain text?
>=20
> Yes
What about HTML? Wondering if I could base the display of the column
on is_xo_style_encoding.
>   > Also, the English in the man page is awkward.  I think you mean =
"at least one path to show".
> Would "at least one path state to show" be acceptable?
>=20
> Yes, that would be good.
Will fix it in combination with the above issue.

Best regards
Michael
>   Best regards
> Michael
> >=20
> > On Thu, Oct 9, 2025 at 1:19=E2=80=AFPM Michael Tuexen =
<tuexen@freebsd.org> wrote:
> > The branch main has been updated by tuexen:
> >=20
> > URL: =
https://cgit.FreeBSD.org/src/commit/?id=3D746eadecaa7dc8913721cbaa9be4e603=
bd36ea49
> >=20
> > commit 746eadecaa7dc8913721cbaa9be4e603bd36ea49
> > Author:     Michael Tuexen <tuexen@FreeBSD.org>
> > AuthorDate: 2025-10-09 19:16:38 +0000
> > Commit:     Michael Tuexen <tuexen@FreeBSD.org>
> > CommitDate: 2025-10-09 19:16:38 +0000
> >=20
> >     sockstat: show path state column only when useful
> >=20
> >     Showing the path state column is only useful, if there is at =
least one
> >     SCTP endpoint shown, which is not in the state CLOSED or LISTEN.
> >     Don't show it when it is not useful.
> >=20
> >     Reviewed by:            rrs
> >     MFC after:              3 days
> >     Sponsored by:           Netflix, Inc.
> >     Differential Revision:  https://reviews.freebsd.org/D52986
> > ---
> >  usr.bin/sockstat/main.c     | 8 ++++++--
> >  usr.bin/sockstat/sockstat.1 | 3 ++-
> >  2 files changed, 8 insertions(+), 3 deletions(-)
> >=20
> > diff --git a/usr.bin/sockstat/main.c b/usr.bin/sockstat/main.c
> > index f0eb83eb3e9f..7fedfd5b8724 100644
> > --- a/usr.bin/sockstat/main.c
> > +++ b/usr.bin/sockstat/main.c
> > @@ -103,6 +103,7 @@ static bool  opt_u;         /* Show Unix domain =
sockets */
> >  static u_int    opt_v;         /* Verbose mode */
> >  static bool     opt_w;         /* Automatically size the columns */
> >  static bool     is_xo_style_encoding;
> > +static bool     show_path_state =3D false;
> >=20
> >  /*
> >   * Default protocols to use if no -P was defined.
> > @@ -584,6 +585,7 @@ gather_sctp(void)
> >                                      !(local_all_loopback ||
> >                                      foreign_all_loopback))) {
> >                                         RB_INSERT(socks_t, &socks, =
sock);
> > +                                       show_path_state =3D true;
> >                                 } else {
> >                                         free_socket(sock);
> >                                 }
> > @@ -1485,7 +1487,7 @@ display_sock(struct sock *s, struct col_widths =
*cw, char *buf, size_t bufsize)
> >                         } else if (!is_xo_style_encoding)
> >                                 xo_emit(" {:encaps/%*s}", =
cw->encaps, "??");
> >                 }
> > -               if (opt_s) {
> > +               if (opt_s && show_path_state) {
> >                         if (faddr !=3D NULL &&
> >                             s->proto =3D=3D IPPROTO_SCTP &&
> >                             s->state !=3D SCTP_CLOSED &&
> > @@ -1632,7 +1634,9 @@ display(void)
> >                 if (opt_U)
> >                         xo_emit(" {T:/%*s}", cw.encaps, "ENCAPS");
> >                 if (opt_s) {
> > -                       xo_emit(" {T:/%-*s}", cw.path_state, "PATH =
STATE");
> > +                       if (show_path_state)
> > +                               xo_emit(" {T:/%-*s}", cw.path_state,
> > +                                   "PATH STATE");
> >                         xo_emit(" {T:/%-*s}", cw.conn_state, "CONN =
STATE");
> >                 }
> >                 if (opt_b)
> > diff --git a/usr.bin/sockstat/sockstat.1 =
b/usr.bin/sockstat/sockstat.1
> > index dabb3042bfd4..d14eb967ad0f 100644
> > --- a/usr.bin/sockstat/sockstat.1
> > +++ b/usr.bin/sockstat/sockstat.1
> > @@ -25,7 +25,7 @@
> >  .\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF =
THE USE OF
> >  .\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH =
DAMAGE.
> >  .\"
> > -.Dd October 7, 2025
> > +.Dd October 9, 2025
> >  .Dt SOCKSTAT 1
> >  .Os
> >  .Sh NAME
> > @@ -205,6 +205,7 @@ is specified (only for SCTP or TCP).
> >  The path state if
> >  .Fl s
> >  is specified (only for SCTP).
> > +This column is only shown when there is at least one path state =
shown.
> >  .It Li CONN STATE
> >  The connection state if
> >  .Fl s
>=20




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