Examples with DeleteBlockCommandStatus org.apache.hadoop.ozone.protocol.commands.DeleteBlockCommandStatus used on opensource projects

Example 1 with DeleteBlockCommandStatus

use of org.apache.hadoop.ozone.protocol.commands.DeleteBlockCommandStatus in project ozone by apache.

the class DeleteBlocksCommandHandler method processCmd.

private void processCmd(DeleteCmdInfo cmd) {
    LOG.debug("Processing block deletion command.");
    ContainerBlocksDeletionACKProto blockDeletionACK = null;
    long startTime = Time.monotonicNow();
    boolean cmdExecuted = false;
    try {
        // move blocks to deleting state.
        // this is a metadata update, the actual deletion happens in another
        // recycling thread.
        List<DeletedBlocksTransaction> containerBlocks = cmd.getCmd().blocksTobeDeleted();
        DeletedContainerBlocksSummary summary = DeletedContainerBlocksSummary.getFrom(containerBlocks);
        LOG.info("Start to delete container blocks, TXIDs={}, " + "numOfContainers={}, numOfBlocks={}", summary.getTxIDSummary(), summary.getNumOfContainers(), summary.getNumOfBlocks());
        ContainerBlocksDeletionACKProto.Builder resultBuilder = ContainerBlocksDeletionACKProto.newBuilder();
        List<Future> futures = new ArrayList<>();
        for (int i = 0; i < containerBlocks.size(); i++) {
            DeletedBlocksTransaction tx = containerBlocks.get(i);
            Future future = executor.submit(new ProcessTransactionTask(tx, resultBuilder));
            futures.add(future);
        }
        // Wait for tasks to finish
        futures.forEach(f -> {
            try {
                f.get();
            } catch (InterruptedException | ExecutionException e) {
                LOG.error("task failed.", e);
                Thread.currentThread().interrupt();
            }
        });
        resultBuilder.setDnId(cmd.getContext().getParent().getDatanodeDetails().getUuid().toString());
        blockDeletionACK = resultBuilder.build();
        // TODO Or we should wait until the blocks are actually deleted?
        if (!containerBlocks.isEmpty()) {
            if (LOG.isDebugEnabled()) {
                LOG.debug("Sending following block deletion ACK to SCM");
                for (DeleteBlockTransactionResult result : blockDeletionACK.getResultsList()) {
                    LOG.debug("{} : {}", result.getTxID(), result.getSuccess());
                }
            }
        }
        cmdExecuted = true;
    } finally {
        final ContainerBlocksDeletionACKProto deleteAck = blockDeletionACK;
        final boolean status = cmdExecuted;
        Consumer<CommandStatus> statusUpdater = (cmdStatus) -> {
            cmdStatus.setStatus(status);
            ((DeleteBlockCommandStatus) cmdStatus).setBlocksDeletionAck(deleteAck);
        };
        updateCommandStatus(cmd.getContext(), cmd.getCmd(), statusUpdater, LOG);
        long endTime = Time.monotonicNow();
        totalTime += endTime - startTime;
        invocationCount++;
    }
}