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MINOR: mux-h2: report the mbuf's head and tail in "show fd"

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It's useful to know how the mbuf spans over the whole area and to have
access to the first and last ones, so let's dump just this.
This commit is contained in:
Willy Tarreau 2019-05-26 11:32:27 +02:00
parent bcc4595e57
commit 60f62682b1
1 changed files with 7 additions and 2 deletions
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9
src/mux_h2.c
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@ -5620,7 +5620,7 @@ static void h2_show_fd(struct buffer *msg, struct connection *conn)
int send_cnt = 0;
int tree_cnt = 0;
int orph_cnt = 0;
struct buffer *tmbuf;
struct buffer *hmbuf, *tmbuf;
if (!h2c)
return;
@ -5641,16 +5641,21 @@ static void h2_show_fd(struct buffer *msg, struct connection *conn)
node = eb32_next(node);
}
hmbuf = br_head(h2c->mbuf);
tmbuf = br_tail(h2c->mbuf);
chunk_appendf(msg, " h2c.st0=%d .err=%d .maxid=%d .lastid=%d .flg=0x%04x"
" .nbst=%u .nbcs=%u .fctl_cnt=%d .send_cnt=%d .tree_cnt=%d"
" .orph_cnt=%d .sub=%d .dsi=%d .dbuf=%u@%p+%u/%u .msi=%d .mbuf=%u@%p+%u/%u",
" .orph_cnt=%d .sub=%d .dsi=%d .dbuf=%u@%p+%u/%u .msi=%d"
" .mbuf=[%u..%u|%u],h=[%u@%p+%u/%u],t=[%u@%p+%u/%u]",
h2c->st0, h2c->errcode, h2c->max_id, h2c->last_sid, h2c->flags,
h2c->nb_streams, h2c->nb_cs, fctl_cnt, send_cnt, tree_cnt, orph_cnt,
h2c->wait_event.events, h2c->dsi,
(unsigned int)b_data(&h2c->dbuf), b_orig(&h2c->dbuf),
(unsigned int)b_head_ofs(&h2c->dbuf), (unsigned int)b_size(&h2c->dbuf),
h2c->msi,
br_head_idx(h2c->mbuf), br_tail_idx(h2c->mbuf), br_size(h2c->mbuf),
(unsigned int)b_data(hmbuf), b_orig(hmbuf),
(unsigned int)b_head_ofs(hmbuf), (unsigned int)b_size(hmbuf),
(unsigned int)b_data(tmbuf), b_orig(tmbuf),
(unsigned int)b_head_ofs(tmbuf), (unsigned int)b_size(tmbuf));