Examples with IsSnapshotDoneRequest org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.IsSnapshotDoneRequest used on opensource projects

Example 1 with IsSnapshotDoneRequest

use of org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.IsSnapshotDoneRequest in project hbase by apache.

the class HBaseAdmin method snapshot.

@Override
public void snapshot(SnapshotDescription snapshotDesc) throws IOException, SnapshotCreationException, IllegalArgumentException {
    // actually take the snapshot
    HBaseProtos.SnapshotDescription snapshot = ProtobufUtil.createHBaseProtosSnapshotDesc(snapshotDesc);
    SnapshotResponse response = asyncSnapshot(snapshot);
    final IsSnapshotDoneRequest request = IsSnapshotDoneRequest.newBuilder().setSnapshot(snapshot).build();
    IsSnapshotDoneResponse done = null;
    long start = EnvironmentEdgeManager.currentTime();
    long max = response.getExpectedTimeout();
    long maxPauseTime = max / this.numRetries;
    int tries = 0;
    LOG.debug("Waiting a max of " + max + " ms for snapshot '" + ClientSnapshotDescriptionUtils.toString(snapshot) + "'' to complete. (max " + maxPauseTime + " ms per retry)");
    while (tries == 0 || ((EnvironmentEdgeManager.currentTime() - start) < max && !done.getDone())) {
        try {
            // sleep a backoff <= pauseTime amount
            long sleep = getPauseTime(tries++);
            sleep = sleep > maxPauseTime ? maxPauseTime : sleep;
            LOG.debug("(#" + tries + ") Sleeping: " + sleep + "ms while waiting for snapshot completion.");
            Thread.sleep(sleep);
        } catch (InterruptedException e) {
            throw (InterruptedIOException) new InterruptedIOException("Interrupted").initCause(e);
        }
        LOG.debug("Getting current status of snapshot from master...");
        done = executeCallable(new MasterCallable<IsSnapshotDoneResponse>(getConnection(), getRpcControllerFactory()) {

            @Override
            protected IsSnapshotDoneResponse rpcCall() throws Exception {
                return master.isSnapshotDone(getRpcController(), request);
            }
        });
    }
    if (!done.getDone()) {
        throw new SnapshotCreationException("Snapshot '" + snapshot.getName() + "' wasn't completed in expectedTime:" + max + " ms", snapshotDesc);
    }
}

Example 2 with IsSnapshotDoneRequest

use of org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.IsSnapshotDoneRequest in project hbase by apache.

the class SnapshotTestingUtils method waitForSnapshotToComplete.

/**
   * Helper method for testing async snapshot operations. Just waits for the
   * given snapshot to complete on the server by repeatedly checking the master.
   *
   * @param master: the master running the snapshot
   * @param snapshot: the snapshot to check
   * @param sleep: amount to sleep between checks to see if the snapshot is done
   * @throws ServiceException if the snapshot fails
   * @throws org.apache.hadoop.hbase.shaded.com.google.protobuf.ServiceException
   */
public static void waitForSnapshotToComplete(HMaster master, HBaseProtos.SnapshotDescription snapshot, long sleep) throws org.apache.hadoop.hbase.shaded.com.google.protobuf.ServiceException {
    final IsSnapshotDoneRequest request = IsSnapshotDoneRequest.newBuilder().setSnapshot(snapshot).build();
    IsSnapshotDoneResponse done = IsSnapshotDoneResponse.newBuilder().buildPartial();
    while (!done.getDone()) {
        done = master.getMasterRpcServices().isSnapshotDone(null, request);
        try {
            Thread.sleep(sleep);
        } catch (InterruptedException e) {
            throw new org.apache.hadoop.hbase.shaded.com.google.protobuf.ServiceException(e);
        }
    }
}