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ignore far-future message in getposts

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This commit is contained in:
Miguel Freitas 2014-09-21 11:35:52 -03:00
parent a7e9b67e37
commit 4d43c08a5b
4 changed files with 7 additions and 2 deletions
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2
libtorrent/src/kademlia/dht_get.cpp
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@ -123,7 +123,7 @@ void dht_get_observer::reply(msg const& m)
} }
int64 p_time = p->dict_find_int_value("time"); int64 p_time = p->dict_find_int_value("time");
if(!p_time || p_time > GetAdjustedTime() + 2*60*60 ) { if(!p_time || p_time > GetAdjustedTime() + MAX_TIME_IN_FUTURE ) {
#ifdef TORRENT_DHT_VERBOSE_LOGGING #ifdef TORRENT_DHT_VERBOSE_LOGGING
TORRENT_LOG(traversal) << "dht_get_observer::reply invalid time"; TORRENT_LOG(traversal) << "dht_get_observer::reply invalid time";
#endif #endif

2
libtorrent/src/kademlia/node.cpp
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@ -1430,7 +1430,7 @@ void node_impl::incoming_request(msg const& m, entry& e)
return; return;
} }
if (msg_keys[mk_time]->int_value() > GetAdjustedTime() + 2*60*60) { if (msg_keys[mk_time]->int_value() > GetAdjustedTime() + MAX_TIME_IN_FUTURE) {
incoming_error(e, "time > GetAdjustedTime"); incoming_error(e, "time > GetAdjustedTime");
return; return;
} }

4
src/twister.cpp
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@ -1927,6 +1927,10 @@ Value getposts(const Array& params, bool fHelp)
lazy_entry const* post = v.dict_find_dict("userpost"); lazy_entry const* post = v.dict_find_dict("userpost");
int64 time = post->dict_find_int_value("time",-1); int64 time = post->dict_find_int_value("time",-1);
if(time == -1 || time > GetAdjustedTime() + MAX_TIME_IN_FUTURE ) {
printf("getposts: ignoring far-future message by '%s'\n", strUsername.c_str());
}
entry vEntry; entry vEntry;
vEntry = v; vEntry = v;
hexcapePost(vEntry); hexcapePost(vEntry);

1
src/twister.h
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@ -12,6 +12,7 @@
#define BLOCK_AGE_TO_EXPIRE_DHT_ENTRY (2016) // about 2 weeks #define BLOCK_AGE_TO_EXPIRE_DHT_ENTRY (2016) // about 2 weeks
#define BLOCK_AGE_TO_EXPIRE_DHT_POSTS (4320*2) // about 2 months #define BLOCK_AGE_TO_EXPIRE_DHT_POSTS (4320*2) // about 2 months
#define MAX_TIME_IN_FUTURE (2*60*60) // same constant as in Bitcoin's main.cpp:CheckBlock()
namespace libtorrent { namespace libtorrent {
class entry; class entry;