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openingd: wire up dev_memleak.

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This is a bit different from the other cases: we need to iterate through
the peers and ask all the ones in openingd.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell
2018-11-22 12:47:29 +10:30
parent 6da379631f
commit a42c8bfb38
7 changed files with 128 additions and 15 deletions
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58
lightningd/opening_control.c
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@@ -675,6 +675,9 @@ static unsigned int openingd_msg(struct subd *openingd,
case WIRE_OPENING_INIT:
case WIRE_OPENING_FUNDER:
case WIRE_OPENING_CAN_ACCEPT_CHANNEL:
case WIRE_OPENING_DEV_MEMLEAK:
/* Replies never get here */
case WIRE_OPENING_DEV_MEMLEAK_REPLY:
break;
}
log_broken(openingd->log, "Unexpected msg %s: %s",
@@ -855,3 +858,58 @@ static const struct json_command fund_channel_command = {
"Fund channel with {id} using {satoshi} (or 'all') satoshis, at optional {feerate}"
};
AUTODATA(json_command, &fund_channel_command);
#if DEVELOPER
/* Indented to avoid include ordering check */
#include <lightningd/memdump.h>
/* Mutual recursion */
static void opening_memleak_req_next(struct command *cmd, struct peer *prev);
static void opening_memleak_req_done(struct subd *openingd,
const u8 *msg, const int *fds UNUSED,
struct command *cmd)
{
bool found_leak;
struct uncommitted_channel *uc = openingd->channel;
if (!fromwire_opening_dev_memleak_reply(msg, &found_leak)) {
command_fail(cmd, LIGHTNINGD, "Bad opening_dev_memleak");
return;
}
if (found_leak) {
opening_memleak_done(cmd, openingd);
return;
}
opening_memleak_req_next(cmd, uc->peer);
}
static void opening_memleak_req_next(struct command *cmd, struct peer *prev)
{
struct peer *p;
list_for_each(&cmd->ld->peers, p, list) {
if (!p->uncommitted_channel)
continue;
if (p == prev) {
prev = NULL;
continue;
}
if (prev != NULL)
continue;
/* FIXME: If openingd dies, we'll get stuck here! */
subd_req(p,
p->uncommitted_channel->openingd,
take(towire_opening_dev_memleak(NULL)),
-1, 0, opening_memleak_req_done, cmd);
return;
}
opening_memleak_done(cmd, NULL);
}
void opening_dev_memleak(struct command *cmd)
{
opening_memleak_req_next(cmd, NULL);
}
#endif /* DEVELOPER */