Examples with SwitchRpcThrottleState org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.SwitchRpcThrottleState used on opensource projects

Example 1 with SwitchRpcThrottleState

use of org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.SwitchRpcThrottleState in project hbase by apache.

the class SwitchRpcThrottleProcedure method executeFromState.

@Override
protected Flow executeFromState(MasterProcedureEnv env, SwitchRpcThrottleState state) throws ProcedureSuspendedException, ProcedureYieldException, InterruptedException {
    switch(state) {
        case UPDATE_SWITCH_RPC_THROTTLE_STORAGE:
            try {
                switchThrottleState(env, rpcThrottleEnabled);
            } catch (IOException e) {
                if (retryCounter == null) {
                    retryCounter = ProcedureUtil.createRetryCounter(env.getMasterConfiguration());
                }
                long backoff = retryCounter.getBackoffTimeAndIncrementAttempts();
                LOG.warn("Failed to store rpc throttle value {}, sleep {} secs and retry", rpcThrottleEnabled, backoff / 1000, e);
                setTimeout(Math.toIntExact(backoff));
                setState(ProcedureProtos.ProcedureState.WAITING_TIMEOUT);
                skipPersistence();
                throw new ProcedureSuspendedException();
            }
            setNextState(SwitchRpcThrottleState.SWITCH_RPC_THROTTLE_ON_RS);
            return Flow.HAS_MORE_STATE;
        case SWITCH_RPC_THROTTLE_ON_RS:
            SwitchRpcThrottleRemoteProcedure[] subProcedures = env.getMasterServices().getServerManager().getOnlineServersList().stream().map(sn -> new SwitchRpcThrottleRemoteProcedure(sn, rpcThrottleEnabled)).toArray(SwitchRpcThrottleRemoteProcedure[]::new);
            addChildProcedure(subProcedures);
            setNextState(SwitchRpcThrottleState.POST_SWITCH_RPC_THROTTLE);
            return Flow.HAS_MORE_STATE;
        case POST_SWITCH_RPC_THROTTLE:
            ProcedurePrepareLatch.releaseLatch(syncLatch, this);
            return Flow.NO_MORE_STATE;
        default:
            throw new UnsupportedOperationException("unhandled state=" + state);
    }
}