aljaz/lightning
1
0
Fork 0
mirror of https://github.com/aljazceru/lightning.git synced 2026-01-04 14:54:26 +01:00
Code Issues Packages Projects Releases Wiki Activity

ratelimit: adjust based on --dev-fast-gossip, test.

Browse Source 
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell
2019-09-18 10:35:10 +09:30
parent 147eaced2e
commit 39c9dcbafc
3 changed files with 61 additions and 5 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
gossipd/routing.c
View File

@@ -41,14 +41,16 @@ struct pending_node_announce {
#define TOKENS_PER_MSG 24
#define TOKEN_MAX (24 * 4)
static bool ratelimit(u8 *tokens, u32 prev_timestamp, u32 new_timestamp)
static bool ratelimit(const struct routing_state *rstate,
u8 *tokens, u32 prev_timestamp, u32 new_timestamp)
{
u64 num_tokens;
assert(new_timestamp >= prev_timestamp);
/* First, top up tokens, avoiding overflow. */
num_tokens = *tokens + (new_timestamp - prev_timestamp) / 3600;
num_tokens = *tokens + ((new_timestamp - prev_timestamp)
/ GOSSIP_TOKEN_TIME(rstate->dev_fast_gossip));
if (num_tokens > TOKEN_MAX)
num_tokens = TOKEN_MAX;
*tokens = num_tokens;
@@ -2013,7 +2015,8 @@ bool routing_add_channel_update(struct routing_state *rstate,
}
/* Make sure it's not spamming us. */
if (!ratelimit(&hc->tokens, hc->bcast.timestamp, timestamp)) {
if (!ratelimit(rstate,
&hc->tokens, hc->bcast.timestamp, timestamp)) {
status_debug("Ignoring spammy update for %s/%u"
" (last %u, now %u)",
type_to_string(tmpctx,
@@ -2364,7 +2367,8 @@ bool routing_add_node_announcement(struct routing_state *rstate,
}
/* Make sure it's not spamming us. */
if (!ratelimit(&node->tokens, node->bcast.timestamp, timestamp)) {
if (!ratelimit(rstate,
&node->tokens, node->bcast.timestamp, timestamp)) {
status_debug("Ignoring spammy nannounce for %s"
" (last %u, now %u)",
type_to_string(tmpctx,