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khan: print stack traces, some cleanup

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Jōshin 2021-11-12 06:01:14 +00:00
parent f9ac078b60
commit 1abff872d0
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GPG Key ID: A8BE5A9A521639D0
1 changed files with 41 additions and 13 deletions
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54
pkg/urbit/vere/io/khan.c
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@ -54,19 +54,47 @@ _khan_close_cb(uv_handle_t* had_u)
c3_free(had_u);
}
/* _khan_mote_free(): u3_moat-shaped close callback.
*/
static void
_khan_moat_free(void* ptr_v, ssize_t err_i, const c3_c* err_c)
{
c3_free(ptr_v);
}
/* _khan_punt_goof(): print stack trace of error.
*/
static void
_khan_punt_goof(u3_noun lud)
{
if ( 2 == u3qb_lent(lud) ) {
u3_pier_punt_goof("khan", u3k(u3h(lud)));
u3_pier_punt_goof("crud", u3k(u3h(u3t(lud))));
}
else {
u3_noun dul = lud;
c3_w len_w = 1;
while ( u3_nul != dul ) {
u3l_log("khan: bail %u\r\n", len_w++);
u3_pier_punt_goof("khan", u3k(u3h(dul)));
dul = u3t(dul);
}
}
u3z(lud);
}
/* _khan_poke_bail(): error function on failed %fyrd.
*/
static void
_khan_poke_bail(u3_ovum* egg_u, u3_noun lud)
{
u3l_log("khan: bail!\n");
// TODO print stack trace; write a response or kill the connection?
u3_khan* kan_u = (u3_khan*)egg_u->car_u;
// TODO: find and close channel if not already closed
_khan_punt_goof(lud);
u3_ovum_free(egg_u);
}
/* _khan_close_chan(): send a close event to arvo and stop reading.
@ -82,10 +110,9 @@ _khan_close_socket(u3_khan* kan_u, u3_chan* can_u)
u3_nul);
cad = u3nc(c3__done, u3_nul);
u3_auto_peer(
u3_auto_plan(&kan_u->car_u, u3_ovum_init(0, c3__k, wir, cad)),
0,
0,
_khan_poke_bail);
u3_auto_plan(&kan_u->car_u,
u3_ovum_init(0, c3__k, wir, cad)),
0, 0, _khan_poke_bail);
u3_newt_moat_stop((u3_moat*)&can_u->mor_u, _khan_moat_free);
}
@ -120,6 +147,7 @@ _khan_moor_bail(void* ptr_v, ssize_t err_i, const c3_c* err_c)
c3_y* byt_y;
c3_d len_d;
u3l_log("khan: moor bail %zd %s\n", err_i, err_c);
bal = u3nq(c3__bail,
u3i_string("driver"),
-err_i & 0x7fffffff,
@ -152,10 +180,9 @@ _khan_moor_poke(void* ptr_v, c3_d len_d, c3_y* byt_y)
u3_nul);
cad = u3nc(c3__fyrd, jar);
u3_auto_peer(
u3_auto_plan(&kan_u->car_u, u3_ovum_init(0, c3__k, wir, cad)),
0,
0,
_khan_poke_bail);
u3_auto_plan(&kan_u->car_u,
u3_ovum_init(0, c3__k, wir, cad)),
0, 0, _khan_poke_bail);
}
}
@ -332,11 +359,12 @@ _khan_ef_handle(u3_khan* kan_u,
}
else {
// TODO u3_king_bail? silently drop it?
can_u->mor_u.bal_f(can_u, -1, "handle-other");
can_u->mor_u.bal_f(can_u, -1, "handle-unknown");
}
}
else {
u3l_log("khan: handle-no-coq\n");
u3l_log("khan: handle-no-coq %" PRIx32 " %" PRIu32 "\n",
sev_l, coq_l);
}
u3z(tag); u3z(dat);
}
@ -406,11 +434,11 @@ _khan_io_exit(u3_auto* car_u)
wit_i = snprintf(paf_c, len_w, "%s/%s", pax_c, URB_SOCK_PATH);
c3_assert(wit_i > 0);
c3_assert(len_w == (c3_w)wit_i + 1);
u3l_log("khan: unlinking %s\n", paf_c);
if ( 0 != unlink(paf_c) ) {
u3l_log("khan: failed to unlink socket: %s\n", uv_strerror(errno));
}
u3l_log("khan: unlinked %s\n", paf_c);
c3_free(paf_c);
{