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Some clients have added the /stats URL as /announce URL and cause a lot of expensive operations. Prevent that

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This commit is contained in:
Dirk Engling 2024-03-09 23:58:41 +01:00
parent 9f08041585
commit 6604d65779
1 changed files with 2 additions and 1 deletions
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3
ot_http.c
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@ -194,7 +194,7 @@ ssize_t http_sendiovecdata( const int64 sock, struct ot_workstruct *ws, int iove
static ssize_t http_handle_stats( const int64 sock, struct ot_workstruct *ws, char *read_ptr ) { static ssize_t http_handle_stats( const int64 sock, struct ot_workstruct *ws, char *read_ptr ) {
static const ot_keywords keywords_main[] = static const ot_keywords keywords_main[] =
{ { "mode", 1 }, {"format", 2 }, { NULL, -3 } }; { { "mode", 1 }, {"format", 2 }, {"info_hash", 3}, { NULL, -3 } };
static const ot_keywords keywords_mode[] = static const ot_keywords keywords_mode[] =
{ { "peer", TASK_STATS_PEERS }, { "conn", TASK_STATS_CONNS }, { "scrp", TASK_STATS_SCRAPE }, { "udp4", TASK_STATS_UDP }, { "tcp4", TASK_STATS_TCP }, { { "peer", TASK_STATS_PEERS }, { "conn", TASK_STATS_CONNS }, { "scrp", TASK_STATS_SCRAPE }, { "udp4", TASK_STATS_UDP }, { "tcp4", TASK_STATS_TCP },
{ "busy", TASK_STATS_BUSY_NETWORKS }, { "torr", TASK_STATS_TORRENTS }, { "fscr", TASK_STATS_FULLSCRAPE }, { "busy", TASK_STATS_BUSY_NETWORKS }, { "torr", TASK_STATS_TORRENTS }, { "fscr", TASK_STATS_FULLSCRAPE },
@ -230,6 +230,7 @@ static const ot_keywords keywords_format[] =
case 2: /* matched "format" */ case 2: /* matched "format" */
if( ( format = scan_find_keywords( keywords_format, &read_ptr, SCAN_SEARCHPATH_VALUE ) ) <= 0 ) HTTPERROR_400_PARAM; if( ( format = scan_find_keywords( keywords_format, &read_ptr, SCAN_SEARCHPATH_VALUE ) ) <= 0 ) HTTPERROR_400_PARAM;
break; break;
case 3: HTTPERROR_400_PARAM; /* If the stats URL was mistakenly added as announce URL, return a 400 */
} }
} }