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gossipd: reset gossip_missing if no reports for 10 minutes.

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An arbitrary timeout.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell 2019-06-12 08:58:40 +09:30
parent b9053767e7
commit f5ea57d4c0
1 changed files with 28 additions and 3 deletions
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31
gossipd/gossipd.c
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@ -114,8 +114,8 @@ struct daemon {
/* What addresses we can actually announce. */
struct wireaddr *announcable;
/* Do we think we're missing gossip? */
bool gossip_missing;
/* Do we think we're missing gossip? Contains timer to re-check */
struct oneshot *gossip_missing;
/* Channels we've heard about, but don't know. */
struct short_channel_id *unknown_scids;
@ -1927,10 +1927,35 @@ static void gossip_disable_local_channels(struct daemon *daemon)
local_disable_chan(daemon->rstate, c);
}
/* Mutual recursion, so we pre-declare this. */
static void gossip_not_missing(struct daemon *daemon);
/*~ We've found gossip is missing. */
static void gossip_missing(struct daemon *daemon)
{
daemon->gossip_missing = true;
if (!daemon->gossip_missing)
status_info("We seem to be missing gossip messages");
tal_free(daemon->gossip_missing);
/* Check again in 10 minutes. */
daemon->gossip_missing = new_reltimer(&daemon->timers, daemon,
time_from_sec(600),
gossip_not_missing, daemon);
}
/*~ This is a timer, which goes off 10 minutes after the last time we noticed
* that gossip was missing. */
static void gossip_not_missing(struct daemon *daemon)
{
/* Corner case: no peers, try again! */
if (list_empty(&daemon->peers))
gossip_missing(daemon);
else {
daemon->gossip_missing = tal_free(daemon->gossip_missing);
status_info("We seem to be caught up on gossip messages");
/* Free any lagging/stale unknown scids. */
daemon->unknown_scids = tal_free(daemon->unknown_scids);
}
}
/*~ Parse init message from lightningd: starts the daemon properly. */