Examples with RaftCoreState org.neo4j.causalclustering.core.state.snapshot.RaftCoreState used on opensource projects

Example 21 with RaftCoreState

use of org.neo4j.causalclustering.core.state.snapshot.RaftCoreState in project neo4j by neo4j.

the class ElectionTest method candidateShouldVoteForTheSameCandidateInTheSameTerm.

@Test
public void candidateShouldVoteForTheSameCandidateInTheSameTerm() throws Exception {
    // given
    FakeClock fakeClock = Clocks.fakeClock();
    ControlledRenewableTimeoutService timeouts = new ControlledRenewableTimeoutService(fakeClock);
    RaftMachine raft = new RaftMachineBuilder(myself, 3, RaftTestMemberSetBuilder.INSTANCE).outbound(outbound).timeoutService(timeouts).clock(fakeClock).build();
    raft.installCoreState(new RaftCoreState(new MembershipEntry(0, asSet(myself, member1, member2))));
    // when
    raft.handle(voteRequest().from(member1).candidate(member1).term(1).build());
    raft.handle(voteRequest().from(member1).candidate(member1).term(1).build());
    // then
    verify(outbound, times(2)).send(member1, voteResponse().term(1).grant().build());
}

Example 22 with RaftCoreState

use of org.neo4j.causalclustering.core.state.snapshot.RaftCoreState in project neo4j by neo4j.

the class CoreBootstrapper method bootstrap.

public CoreSnapshot bootstrap(Set<MemberId> members) throws IOException {
    StoreFactory factory = new StoreFactory(storeDir, config, new DefaultIdGeneratorFactory(fs), pageCache, fs, logProvider);
    NeoStores neoStores = factory.openAllNeoStores(true);
    neoStores.close();
    CoreSnapshot coreSnapshot = new CoreSnapshot(FIRST_INDEX, FIRST_TERM);
    coreSnapshot.add(CoreStateType.ID_ALLOCATION, deriveIdAllocationState(storeDir));
    coreSnapshot.add(CoreStateType.LOCK_TOKEN, new ReplicatedLockTokenState());
    coreSnapshot.add(CoreStateType.RAFT_CORE_STATE, new RaftCoreState(new MembershipEntry(FIRST_INDEX, members)));
    coreSnapshot.add(CoreStateType.SESSION_TRACKER, new GlobalSessionTrackerState());
    appendNullTransactionLogEntryToSetRaftIndexToMinusOne();
    return coreSnapshot;
}