private SnapshotDescription toSnapshotDescription(ProcedureDescription desc) throws IOException { SnapshotDescription.Builder builder = SnapshotDescription.newBuilder(); if (!desc.hasInstance()) { throw new IOException("Snapshot name is not defined: " + desc.toString()); } String snapshotName = desc.getInstance(); List<NameStringPair> props = desc.getConfigurationList(); String table = null; for (NameStringPair prop : props) { if ("table".equalsIgnoreCase(prop.getName())) { table = prop.getValue(); } } if (table == null) { throw new IOException("Snapshot table is not defined: " + desc.toString()); } TableName tableName = TableName.valueOf(table); builder.setTable(tableName.getNameAsString()); builder.setName(snapshotName); builder.setType(SnapshotDescription.Type.FLUSH); return builder.build(); }
@Override public RegionServerStartupResponse regionServerStartup( RpcController controller, RegionServerStartupRequest request) throws ServiceException { // Register with server manager try { master.checkServiceStarted(); InetAddress ia = master.getRemoteInetAddress( request.getPort(), request.getServerStartCode()); // if regionserver passed hostname to use, // then use it instead of doing a reverse DNS lookup ServerName rs = master.serverManager.regionServerStartup(request, ia); // Send back some config info RegionServerStartupResponse.Builder resp = createConfigurationSubset(); NameStringPair.Builder entry = NameStringPair.newBuilder() .setName(HConstants.KEY_FOR_HOSTNAME_SEEN_BY_MASTER) .setValue(rs.getHostname()); resp.addMapEntries(entry.build()); return resp.build(); } catch (IOException ioe) { throw new ServiceException(ioe); } }
@Override protected void handleReportForDutyResponse(RegionServerStartupResponse c) throws IOException { if (firstRS.getAndSet(false)) { InetSocketAddress address = super.getRpcServer().getListenerAddress(); if (address == null) { throw new IOException("Listener channel is closed"); } for (NameStringPair e : c.getMapEntriesList()) { String key = e.getName(); // The hostname the master sees us as. if (key.equals(HConstants.KEY_FOR_HOSTNAME_SEEN_BY_MASTER)) { String hostnameFromMasterPOV = e.getValue(); assertEquals(address.getHostName(), hostnameFromMasterPOV); } } while (!masterActive) { Threads.sleep(100); } super.kill(); } else { super.handleReportForDutyResponse(c); } }
/** * Check the current state of the specified procedure. * <p> * There are three possible states: * <ol> * <li>running - returns <tt>false</tt></li> * <li>finished - returns <tt>true</tt></li> * <li>finished with error - throws the exception that caused the procedure to fail</li> * </ol> * <p> * * @param signature The signature that uniquely identifies a procedure * @param instance The instance name of the procedure * @param props Property/Value pairs of properties passing to the procedure * @return true if the specified procedure is finished successfully, false if it is still running * @throws IOException if the specified procedure finished with error */ @Override public boolean isProcedureFinished(String signature, String instance, Map<String, String> props) throws IOException { final ProcedureDescription.Builder builder = ProcedureDescription.newBuilder(); builder.setSignature(signature).setInstance(instance); for (Entry<String, String> entry : props.entrySet()) { NameStringPair pair = NameStringPair.newBuilder().setName(entry.getKey()) .setValue(entry.getValue()).build(); builder.addConfiguration(pair); } final ProcedureDescription desc = builder.build(); return executeCallable( new MasterCallable<IsProcedureDoneResponse>(getConnection()) { @Override public IsProcedureDoneResponse call(int callTimeout) throws ServiceException { PayloadCarryingRpcController controller = rpcControllerFactory.newController(); controller.setCallTimeout(callTimeout); return master.isProcedureDone(controller, IsProcedureDoneRequest .newBuilder().setProcedure(desc).build()); } }).getDone(); }
@Override public RegionServerStartupResponse regionServerStartup( RpcController controller, RegionServerStartupRequest request) throws ServiceException { // Register with server manager try { master.checkServiceStarted(); InetAddress ia = master.getRemoteInetAddress( request.getPort(), request.getServerStartCode()); ServerName rs = master.serverManager.regionServerStartup(ia, request.getPort(), request.getServerStartCode(), request.getServerCurrentTime()); // Send back some config info RegionServerStartupResponse.Builder resp = createConfigurationSubset(); NameStringPair.Builder entry = NameStringPair.newBuilder() .setName(HConstants.KEY_FOR_HOSTNAME_SEEN_BY_MASTER) .setValue(rs.getHostname()); resp.addMapEntries(entry.build()); return resp.build(); } catch (IOException ioe) { throw new ServiceException(ioe); } }
@Override protected void handleReportForDutyResponse(RegionServerStartupResponse c) throws IOException { if (firstRS.getAndSet(false)) { for (NameStringPair e : c.getMapEntriesList()) { String key = e.getName(); // The hostname the master sees us as. if (key.equals(HConstants.KEY_FOR_HOSTNAME_SEEN_BY_MASTER)) { String hostnameFromMasterPOV = e.getValue(); assertEquals(super.getRpcServer().getListenerAddress().getHostName(), hostnameFromMasterPOV); } } while (!masterActive) { Threads.sleep(100); } super.kill(); } else { super.handleReportForDutyResponse(c); } }
/** * Execute a distributed procedure on a cluster synchronously with return data * * @param signature A distributed procedure is uniquely identified * by its signature (default the root ZK node name of the procedure). * @param instance The instance name of the procedure. For some procedures, this parameter is * optional. * @param props Property/Value pairs of properties passing to the procedure * @return data returned after procedure execution. null if no return data. * @throws IOException */ @Override public byte[] execProcedureWithRet(String signature, String instance, Map<String, String> props) throws IOException { ProcedureDescription.Builder builder = ProcedureDescription.newBuilder(); builder.setSignature(signature).setInstance(instance); for (Entry<String, String> entry : props.entrySet()) { NameStringPair pair = NameStringPair.newBuilder().setName(entry.getKey()) .setValue(entry.getValue()).build(); builder.addConfiguration(pair); } final ExecProcedureRequest request = ExecProcedureRequest.newBuilder() .setProcedure(builder.build()).build(); // run the procedure on the master ExecProcedureResponse response = executeCallable(new MasterCallable<ExecProcedureResponse>( getConnection()) { @Override public ExecProcedureResponse call(int callTimeout) throws ServiceException { return master.execProcedureWithRet(null, request); } }); return response.hasReturnData() ? response.getReturnData().toByteArray() : null; }
/** * Check the current state of the specified procedure. * <p> * There are three possible states: * <ol> * <li>running - returns <tt>false</tt></li> * <li>finished - returns <tt>true</tt></li> * <li>finished with error - throws the exception that caused the procedure to fail</li> * </ol> * <p> * * @param signature The signature that uniquely identifies a procedure * @param instance The instance name of the procedure * @param props Property/Value pairs of properties passing to the procedure * @return true if the specified procedure is finished successfully, false if it is still running * @throws IOException if the specified procedure finished with error */ @Override public boolean isProcedureFinished(String signature, String instance, Map<String, String> props) throws IOException { final ProcedureDescription.Builder builder = ProcedureDescription.newBuilder(); builder.setSignature(signature).setInstance(instance); for (Entry<String, String> entry : props.entrySet()) { NameStringPair pair = NameStringPair.newBuilder().setName(entry.getKey()) .setValue(entry.getValue()).build(); builder.addConfiguration(pair); } final ProcedureDescription desc = builder.build(); return executeCallable( new MasterCallable<IsProcedureDoneResponse>(getConnection()) { @Override public IsProcedureDoneResponse call(int callTimeout) throws ServiceException { return master.isProcedureDone(null, IsProcedureDoneRequest .newBuilder().setProcedure(desc).build()); } }).getDone(); }
@Override public RegionServerStartupResponse regionServerStartup( RpcController controller, RegionServerStartupRequest request) throws ServiceException { // Register with server manager try { InetAddress ia = getRemoteInetAddress(request.getPort(), request.getServerStartCode()); ServerName rs = this.serverManager.regionServerStartup(ia, request.getPort(), request.getServerStartCode(), request.getServerCurrentTime()); // Send back some config info RegionServerStartupResponse.Builder resp = createConfigurationSubset(); NameStringPair.Builder entry = NameStringPair.newBuilder() .setName(HConstants.KEY_FOR_HOSTNAME_SEEN_BY_MASTER) .setValue(rs.getHostname()); resp.addMapEntries(entry.build()); return resp.build(); } catch (IOException ioe) { throw new ServiceException(ioe); } }
/** * Check the current state of the specified procedure. * <p> * There are three possible states: * <ol> * <li>running - returns <tt>false</tt></li> * <li>finished - returns <tt>true</tt></li> * <li>finished with error - throws the exception that caused the procedure to fail</li> * </ol> * <p> * * @param signature The signature that uniquely identifies a procedure * @param instance The instance name of the procedure * @param props Property/Value pairs of properties passing to the procedure * @return true if the specified procedure is finished successfully, false if it is still running * @throws IOException if the specified procedure finished with error */ public boolean isProcedureFinished(String signature, String instance, Map<String, String> props) throws IOException { final ProcedureDescription.Builder builder = ProcedureDescription.newBuilder(); builder.setSignature(signature).setInstance(instance); for (String key : props.keySet()) { NameStringPair pair = NameStringPair.newBuilder().setName(key) .setValue(props.get(key)).build(); builder.addConfiguration(pair); } final ProcedureDescription desc = builder.build(); return executeCallable( new MasterCallable<IsProcedureDoneResponse>(getConnection()) { @Override public IsProcedureDoneResponse call() throws ServiceException { return master.isProcedureDone(null, IsProcedureDoneRequest .newBuilder().setProcedure(desc).build()); } }).getDone(); }
/** * Check the current state of the specified procedure. * <p> * There are three possible states: * <ol> * <li>running - returns <tt>false</tt></li> * <li>finished - returns <tt>true</tt></li> * <li>finished with error - throws the exception that caused the procedure to fail</li> * </ol> * <p> * * @param signature The signature that uniquely identifies a procedure * @param instance The instance name of the procedure * @param props Property/Value pairs of properties passing to the procedure * @return true if the specified procedure is finished successfully, false if it is still running * @throws IOException if the specified procedure finished with error */ public boolean isProcedureFinished(String signature, String instance, Map<String, String> props) throws IOException { final ProcedureDescription.Builder builder = ProcedureDescription.newBuilder(); builder.setSignature(signature).setInstance(instance); for (Entry<String, String> entry : props.entrySet()) { NameStringPair pair = NameStringPair.newBuilder().setName(entry.getKey()) .setValue(entry.getValue()).build(); builder.addConfiguration(pair); } final ProcedureDescription desc = builder.build(); return executeCallable( new MasterCallable<IsProcedureDoneResponse>(getConnection()) { @Override public IsProcedureDoneResponse call(int callTimeout) throws ServiceException { return master.isProcedureDone(null, IsProcedureDoneRequest .newBuilder().setProcedure(desc).build()); } }).getDone(); }
@Override protected void handleReportForDutyResponse(RegionServerStartupResponse c) throws IOException { for (NameStringPair e : c.getMapEntriesList()) { String key = e.getName(); // The hostname the master sees us as. if (key.equals(HConstants.KEY_FOR_HOSTNAME_SEEN_BY_MASTER)) { String hostnameFromMasterPOV = e.getValue(); assertEquals(super.getRpcServer().getListenerAddress().getHostName(), hostnameFromMasterPOV); } } while (!masterActive) { Threads.sleep(100); } super.kill(); }
private RegionServerStartupResponse.Builder addConfig( final RegionServerStartupResponse.Builder resp, final String key) { NameStringPair.Builder entry = NameStringPair.newBuilder() .setName(key) .setValue(master.getConfiguration().get(key)); resp.addMapEntries(entry.build()); return resp; }
/** * Execute a distributed procedure on a cluster synchronously with return data * * @param signature A distributed procedure is uniquely identified * by its signature (default the root ZK node name of the procedure). * @param instance The instance name of the procedure. For some procedures, this parameter is * optional. * @param props Property/Value pairs of properties passing to the procedure * @return data returned after procedure execution. null if no return data. * @throws IOException */ @Override public byte[] execProcedureWithRet(String signature, String instance, Map<String, String> props) throws IOException { ProcedureDescription.Builder builder = ProcedureDescription.newBuilder(); builder.setSignature(signature).setInstance(instance); for (Entry<String, String> entry : props.entrySet()) { NameStringPair pair = NameStringPair.newBuilder().setName(entry.getKey()) .setValue(entry.getValue()).build(); builder.addConfiguration(pair); } final ExecProcedureRequest request = ExecProcedureRequest.newBuilder() .setProcedure(builder.build()).build(); // run the procedure on the master ExecProcedureResponse response = executeCallable(new MasterCallable<ExecProcedureResponse>( getConnection()) { @Override public ExecProcedureResponse call(int callTimeout) throws ServiceException { PayloadCarryingRpcController controller = rpcControllerFactory.newController(); controller.setCallTimeout(callTimeout); return master.execProcedureWithRet(controller, request); } }); return response.hasReturnData() ? response.getReturnData().toByteArray() : null; }
private RegionServerStartupResponse.Builder addConfig( final RegionServerStartupResponse.Builder resp, final String key) { NameStringPair.Builder entry = NameStringPair.newBuilder() .setName(key) .setValue(this.conf.get(key)); resp.addMapEntries(entry.build()); return resp; }
/** * Execute a distributed procedure on a cluster. * * @param signature A distributed procedure is uniquely identified * by its signature (default the root ZK node name of the procedure). * @param instance The instance name of the procedure. For some procedures, this parameter is * optional. * @param props Property/Value pairs of properties passing to the procedure * @throws IOException */ @Override public void execProcedure(String signature, String instance, Map<String, String> props) throws IOException { ProcedureDescription.Builder builder = ProcedureDescription.newBuilder(); builder.setSignature(signature).setInstance(instance); for (Entry<String, String> entry : props.entrySet()) { NameStringPair pair = NameStringPair.newBuilder().setName(entry.getKey()) .setValue(entry.getValue()).build(); builder.addConfiguration(pair); } final ExecProcedureRequest request = ExecProcedureRequest.newBuilder() .setProcedure(builder.build()).build(); // run the procedure on the master ExecProcedureResponse response = executeCallable(new MasterCallable<ExecProcedureResponse>( getConnection()) { @Override public ExecProcedureResponse call(int callTimeout) throws ServiceException { PayloadCarryingRpcController controller = rpcControllerFactory.newController(); controller.setCallTimeout(callTimeout); return master.execProcedure(controller, request); } }); 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 procedure '" + signature + " : " + instance + "'' to complete. (max " + maxPauseTime + " ms per retry)"); boolean done = false; while (tries == 0 || ((EnvironmentEdgeManager.currentTime() - start) < max && !done)) { try { // sleep a backoff <= pauseTime amount long sleep = getPauseTime(tries++); sleep = sleep > maxPauseTime ? maxPauseTime : sleep; LOG.debug("(#" + tries + ") Sleeping: " + sleep + "ms while waiting for procedure completion."); Thread.sleep(sleep); } catch (InterruptedException e) { throw (InterruptedIOException)new InterruptedIOException("Interrupted").initCause(e); } LOG.debug("Getting current status of procedure from master..."); done = isProcedureFinished(signature, instance, props); } if (!done) { throw new IOException("Procedure '" + signature + " : " + instance + "' wasn't completed in expectedTime:" + max + " ms"); } }
/** * Execute a distributed procedure on a cluster. * * @param signature A distributed procedure is uniquely identified * by its signature (default the root ZK node name of the procedure). * @param instance The instance name of the procedure. For some procedures, this parameter is * optional. * @param props Property/Value pairs of properties passing to the procedure * @throws IOException */ @Override public void execProcedure(String signature, String instance, Map<String, String> props) throws IOException { ProcedureDescription.Builder builder = ProcedureDescription.newBuilder(); builder.setSignature(signature).setInstance(instance); for (Entry<String, String> entry : props.entrySet()) { NameStringPair pair = NameStringPair.newBuilder().setName(entry.getKey()) .setValue(entry.getValue()).build(); builder.addConfiguration(pair); } final ExecProcedureRequest request = ExecProcedureRequest.newBuilder() .setProcedure(builder.build()).build(); // run the procedure on the master ExecProcedureResponse response = executeCallable(new MasterCallable<ExecProcedureResponse>( getConnection()) { @Override public ExecProcedureResponse call(int callTimeout) throws ServiceException { return master.execProcedure(null, request); } }); 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 procedure '" + signature + " : " + instance + "'' to complete. (max " + maxPauseTime + " ms per retry)"); boolean done = false; while (tries == 0 || ((EnvironmentEdgeManager.currentTime() - start) < max && !done)) { try { // sleep a backoff <= pauseTime amount long sleep = getPauseTime(tries++); sleep = sleep > maxPauseTime ? maxPauseTime : sleep; LOG.debug("(#" + tries + ") Sleeping: " + sleep + "ms while waiting for procedure completion."); Thread.sleep(sleep); } catch (InterruptedException e) { throw (InterruptedIOException)new InterruptedIOException("Interrupted").initCause(e); } LOG.debug("Getting current status of procedure from master..."); done = isProcedureFinished(signature, instance, props); } if (!done) { throw new IOException("Procedure '" + signature + " : " + instance + "' wasn't completed in expectedTime:" + max + " ms"); } }
/** * Execute a distributed procedure on a cluster. * * @param signature A distributed procedure is uniquely identified * by its signature (default the root ZK node name of the procedure). * @param instance The instance name of the procedure. For some procedures, this parameter is * optional. * @param props Property/Value pairs of properties passing to the procedure */ public void execProcedure(String signature, String instance, Map<String, String> props) throws IOException { ProcedureDescription.Builder builder = ProcedureDescription.newBuilder(); builder.setSignature(signature).setInstance(instance); for (String key : props.keySet()) { NameStringPair pair = NameStringPair.newBuilder().setName(key) .setValue(props.get(key)).build(); builder.addConfiguration(pair); } final ExecProcedureRequest request = ExecProcedureRequest.newBuilder() .setProcedure(builder.build()).build(); // run the procedure on the master ExecProcedureResponse response = executeCallable(new MasterCallable<ExecProcedureResponse>( getConnection()) { @Override public ExecProcedureResponse call() throws ServiceException { return master.execProcedure(null, request); } }); long start = EnvironmentEdgeManager.currentTimeMillis(); long max = response.getExpectedTimeout(); long maxPauseTime = max / this.numRetries; int tries = 0; LOG.debug("Waiting a max of " + max + " ms for procedure '" + signature + " : " + instance + "'' to complete. (max " + maxPauseTime + " ms per retry)"); boolean done = false; while (tries == 0 || ((EnvironmentEdgeManager.currentTimeMillis() - start) < max && !done)) { try { // sleep a backoff <= pauseTime amount long sleep = getPauseTime(tries++); sleep = sleep > maxPauseTime ? maxPauseTime : sleep; LOG.debug("(#" + tries + ") Sleeping: " + sleep + "ms while waiting for procedure completion."); Thread.sleep(sleep); } catch (InterruptedException e) { LOG.debug("Interrupted while waiting for procedure " + signature + " to complete"); Thread.currentThread().interrupt(); } LOG.debug("Getting current status of procedure from master..."); done = isProcedureFinished(signature, instance, props); } if (!done) { throw new IOException("Procedure '" + signature + " : " + instance + "' wasn't completed in expectedTime:" + max + " ms"); } }
/** * Execute a distributed procedure on a cluster. * * @param signature A distributed procedure is uniquely identified * by its signature (default the root ZK node name of the procedure). * @param instance The instance name of the procedure. For some procedures, this parameter is * optional. * @param props Property/Value pairs of properties passing to the procedure */ public void execProcedure(String signature, String instance, Map<String, String> props) throws IOException { ProcedureDescription.Builder builder = ProcedureDescription.newBuilder(); builder.setSignature(signature).setInstance(instance); for (Entry<String, String> entry : props.entrySet()) { NameStringPair pair = NameStringPair.newBuilder().setName(entry.getKey()) .setValue(entry.getValue()).build(); builder.addConfiguration(pair); } final ExecProcedureRequest request = ExecProcedureRequest.newBuilder() .setProcedure(builder.build()).build(); // run the procedure on the master ExecProcedureResponse response = executeCallable(new MasterCallable<ExecProcedureResponse>( getConnection()) { @Override public ExecProcedureResponse call(int callTimeout) throws ServiceException { return master.execProcedure(null, request); } }); long start = EnvironmentEdgeManager.currentTimeMillis(); long max = response.getExpectedTimeout(); long maxPauseTime = max / this.numRetries; int tries = 0; LOG.debug("Waiting a max of " + max + " ms for procedure '" + signature + " : " + instance + "'' to complete. (max " + maxPauseTime + " ms per retry)"); boolean done = false; while (tries == 0 || ((EnvironmentEdgeManager.currentTimeMillis() - start) < max && !done)) { try { // sleep a backoff <= pauseTime amount long sleep = getPauseTime(tries++); sleep = sleep > maxPauseTime ? maxPauseTime : sleep; LOG.debug("(#" + tries + ") Sleeping: " + sleep + "ms while waiting for procedure completion."); Thread.sleep(sleep); } catch (InterruptedException e) { throw (InterruptedIOException)new InterruptedIOException("Interrupted").initCause(e); } LOG.debug("Getting current status of procedure from master..."); done = isProcedureFinished(signature, instance, props); } if (!done) { throw new IOException("Procedure '" + signature + " : " + instance + "' wasn't completed in expectedTime:" + max + " ms"); } }