diff options
Diffstat (limited to 'include/hotstuff/liveness.h')
| -rw-r--r-- | include/hotstuff/liveness.h | 27 |
1 files changed, 20 insertions, 7 deletions
diff --git a/include/hotstuff/liveness.h b/include/hotstuff/liveness.h index 488143d..77d4232 100644 --- a/include/hotstuff/liveness.h +++ b/include/hotstuff/liveness.h @@ -32,6 +32,8 @@ class PaceMaker { * to vote for a block. The promise is resolved with the next proposer's ID * */ virtual promise_t beat_resp(ReplicaID last_proposer) = 0; + /** Impeach the current proposer. */ + virtual void impeach() {} }; using pacemaker_bt = BoxObj<PaceMaker>; @@ -285,7 +287,7 @@ class PMStickyProposer: virtual public PaceMaker { } HOTSTUFF_LOG_INFO("proposer emits new QC"); last_proposed = prop.blk; - reset_qc_timer(); + //reset_qc_timer(); } reg_follower_receive_proposal(); } @@ -300,7 +302,7 @@ class PMStickyProposer: virtual public PaceMaker { pm_qc_finish.reject(); (pm_qc_finish = hsc->async_qc_finish(last_proposed)) .then([this, pm]() { - reset_qc_timer(); + timer.del(); pm.resolve(proposer); }); locked = true; @@ -315,6 +317,7 @@ class PMStickyProposer: virtual public PaceMaker { } void proposer_propose(const Proposal &prop) { + reset_qc_timer(); last_proposed = prop.blk; locked = false; proposer_schedule_next(); @@ -379,10 +382,11 @@ class PMStickyProposer: virtual public PaceMaker { proposer = new_proposer; last_proposed = nullptr; hsc->set_neg_vote(false); - timer = Event(ec, -1, 0, [this](int, short) { - /* unable to get a QC in time */ - to_candidate(); - }); + timer.clear(); + //timer = Event(ec, -1, 0, [this](int, short) { + // /* unable to get a QC in time */ + // to_candidate(); + //}); /* redirect all pending cmds to the new proposer */ while (!pending_beats.empty()) { @@ -404,7 +408,6 @@ class PMStickyProposer: virtual public PaceMaker { to_candidate(); }); proposer_propose(Proposal(-1, uint256_t(), hsc->get_genesis(), nullptr)); - reset_qc_timer(); } void to_candidate() { @@ -422,6 +425,16 @@ class PMStickyProposer: virtual public PaceMaker { candidate_qc_timeout(); } + protected: + void impeach() override { + if (role == CANDIDATE) return; + timer = Event(ec, -1, 0, [this](int, short) { + to_candidate(); + }); + timer.add_with_timeout(0); + HOTSTUFF_LOG_INFO("schedule to impeach the proposer"); + } + public: PMStickyProposer(double qc_timeout, const EventContext &ec): qc_timeout(qc_timeout), ec(ec) {} |