fix force-reannounce and tracker retry issue

ChangeLog

@@ -36,6 +36,8 @@
 	  incoming connection
 	* added more detailed instrumentation of the disk I/O thread
 
+	* fix force-reannounce and tracker retry issue
+
 0.15.1 release
 
 	* fixed rare crash when purging the peer list

examples/client_test.cpp

@@ -1469,11 +1469,12 @@ int main(int argc, char* argv[])
 				for (std::vector<announce_entry>::iterator i = tr.begin()
 					, end(tr.end()); i != end; ++i)
 				{
-					snprintf(str, sizeof(str), "%2d %-55s fails: %-3d (%-3d) %s %s \"%s\" %s\n"
+					snprintf(str, sizeof(str), "%2d %-55s fails: %-3d (%-3d) %s %s %5d \"%s\" %s\n"
 						, i->tier, i->url.c_str(), i->fails, i->fail_limit, i->verified?"OK ":"-  "
 						, i->updating?"updating"
 							:!i->will_announce(now)?""
 							:to_string(total_seconds(i->next_announce - now), 8).c_str()
+						, i->min_announce > now ? total_seconds(i->min_announce - now) : 0
 						, i->last_error ? i->last_error.message().c_str() : ""
 						, i->message.c_str());
 					out += str;

include/libtorrent/torrent_info.hpp

@@ -75,6 +75,8 @@ namespace libtorrent
 	{
 		announce_entry(std::string const& u)
 			: url(u)
+			, next_announce(min_time())
+			, min_announce(min_time())
 			, tier(0)
 			, fail_limit(3)
 			, fails(0)

src/torrent.cpp

@@ -1732,7 +1732,7 @@ namespace libtorrent
 	void torrent::force_tracker_request()
 	{
 		if (is_paused()) return;
-		ptime now = time_now();
+		ptime now = time_now_hires();
 		for (std::vector<announce_entry>::iterator i = m_trackers.begin()
 			, end(m_trackers.end()); i != end; ++i)
 			i->next_announce = (std::max)(now, i->min_announce);
@@ -1745,7 +1745,7 @@ namespace libtorrent
 		for (std::vector<announce_entry>::iterator i = m_trackers.begin()
 			, end(m_trackers.end()); i != end; ++i)
 			i->next_announce = (std::max)(t, i->min_announce);
-		update_tracker_timer(time_now());
+		update_tracker_timer(time_now_hires());
 	}
 
 	void torrent::set_tracker_login(
@@ -5536,18 +5536,25 @@ namespace libtorrent
 				&& !settings().announce_to_all_tiers) break;
 		}
 
-		if (next_announce == max_time()
-			|| next_announce <= now) return;
+		if (next_announce == max_time()) return;
+
+		m_waiting_tracker = true;
+		error_code ec;
+		boost::weak_ptr<torrent> self(shared_from_this());
+
+		if (next_announce <= now)
+		{
+			// no need to post this via asio, just call directly
+			on_tracker_announce_disp(self, ec);
+			return;
+		}
 
 		// since we don't know if we have to re-issue the async_wait or not
 		// always do it
 //		if (m_tracker_timer.expires_at() <= next_announce) return;
 
-		error_code ec;
-		boost::weak_ptr<torrent> self(shared_from_this());
 		m_tracker_timer.expires_at(next_announce, ec);
 		m_tracker_timer.async_wait(boost::bind(&torrent::on_tracker_announce_disp, self, _1));
-		m_waiting_tracker = true;
 	}
 
 	void torrent::start_announcing()