HBASE-22203 Reformatted DemoClient.java
This commit is contained in:
Jan Hentschel
parent
f77bde3722
commit
f227eb7aac
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@ -44,4 +44,5 @@
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<suppress checks="MethodLength" files="Branch1CoprocessorMethods.java"/>
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<suppress checks="IllegalImport" message="org\.apache\.htrace\.core"/>
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<suppress checks="ImportOrder" message="Extra separation in import group before"/>
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<suppress checks="MethodLength" files="DemoClient.java"/>
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</suppressions>
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@ -58,60 +58,60 @@ import org.slf4j.LoggerFactory;
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public class DemoClient {
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private static final Logger LOG = LoggerFactory.getLogger(DemoClient.class);
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static protected int port;
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static protected String host;
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CharsetDecoder decoder = null;
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static protected int port;
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static protected String host;
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CharsetDecoder decoder = null;
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private static boolean secure = false;
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private static String serverPrincipal = "hbase";
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private static boolean secure = false;
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private static String serverPrincipal = "hbase";
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public static void main(String[] args) throws Exception {
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public static void main(String[] args) throws Exception {
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if (args.length < 2 || args.length > 4 || (args.length > 2 && !isBoolean(args[2]))) {
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System.out.println("Invalid arguments!");
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System.out.println("Usage: DemoClient host port [secure=false [server-principal=hbase] ]");
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if (args.length < 2 || args.length > 4 || (args.length > 2 && !isBoolean(args[2]))) {
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System.out.println("Invalid arguments!");
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System.out.println("Usage: DemoClient host port [secure=false [server-principal=hbase] ]");
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System.exit(-1);
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}
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port = Integer.parseInt(args[1]);
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host = args[0];
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if (args.length > 2) {
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secure = Boolean.parseBoolean(args[2]);
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}
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if (args.length == 4) {
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serverPrincipal = args[3];
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}
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final DemoClient client = new DemoClient();
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Subject.doAs(getSubject(),
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new PrivilegedExceptionAction<Void>() {
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@Override
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public Void run() throws Exception {
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client.run();
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return null;
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}
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});
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System.exit(-1);
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}
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private static boolean isBoolean(String s){
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return Boolean.TRUE.toString().equalsIgnoreCase(s) || Boolean.FALSE.toString().equalsIgnoreCase(s);
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port = Integer.parseInt(args[1]);
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host = args[0];
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if (args.length > 2) {
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secure = Boolean.parseBoolean(args[2]);
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}
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DemoClient() {
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decoder = Charset.forName("UTF-8").newDecoder();
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if (args.length == 4) {
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serverPrincipal = args[3];
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}
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// Helper to translate byte[]'s to UTF8 strings
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private String utf8(byte[] buf) {
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try {
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return decoder.decode(ByteBuffer.wrap(buf)).toString();
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} catch (CharacterCodingException e) {
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return "[INVALID UTF-8]";
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final DemoClient client = new DemoClient();
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Subject.doAs(getSubject(),
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new PrivilegedExceptionAction<Void>() {
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@Override
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public Void run() throws Exception {
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client.run();
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return null;
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}
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});
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}
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private static boolean isBoolean(String s){
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return Boolean.TRUE.toString().equalsIgnoreCase(s) ||
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Boolean.FALSE.toString().equalsIgnoreCase(s);
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}
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DemoClient() {
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decoder = Charset.forName("UTF-8").newDecoder();
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}
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// Helper to translate byte[]'s to UTF8 strings
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private String utf8(byte[] buf) {
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try {
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return decoder.decode(ByteBuffer.wrap(buf)).toString();
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} catch (CharacterCodingException e) {
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return "[INVALID UTF-8]";
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}
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}
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// Helper to translate strings to UTF8 bytes
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private byte[] bytes(String s) {
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@ -123,271 +123,289 @@ public class DemoClient {
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}
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}
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private void run() throws Exception {
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TTransport transport = new TSocket(host, port);
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if (secure) {
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Map<String, String> saslProperties = new HashMap<>();
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saslProperties.put(Sasl.QOP, "auth-conf,auth-int,auth");
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/**
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* The Thrift server the DemoClient is trying to connect to
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* must have a matching principal, and support authentication.
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*
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* The HBase cluster must be secure, allow proxy user.
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*/
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transport = new TSaslClientTransport("GSSAPI", null,
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serverPrincipal, // Thrift server user name, should be an authorized proxy user.
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host, // Thrift server domain
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saslProperties, null, transport);
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private void run() throws Exception {
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TTransport transport = new TSocket(host, port);
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if (secure) {
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Map<String, String> saslProperties = new HashMap<>();
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saslProperties.put(Sasl.QOP, "auth-conf,auth-int,auth");
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/*
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* The Thrift server the DemoClient is trying to connect to
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* must have a matching principal, and support authentication.
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*
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* The HBase cluster must be secure, allow proxy user.
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*/
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transport = new TSaslClientTransport("GSSAPI", null,
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serverPrincipal, // Thrift server user name, should be an authorized proxy user.
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host, // Thrift server domain
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saslProperties, null, transport);
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}
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transport.open();
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TProtocol protocol = new TBinaryProtocol(transport, true, true);
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Hbase.Client client = new Hbase.Client(protocol);
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byte[] t = bytes("demo_table");
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// Scan all tables, look for the demo table and delete it.
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System.out.println("scanning tables...");
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for (ByteBuffer name : client.getTableNames()) {
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System.out.println(" found: " + utf8(name.array()));
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if (utf8(name.array()).equals(utf8(t))) {
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if (client.isTableEnabled(name)) {
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System.out.println(" disabling table: " + utf8(name.array()));
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client.disableTable(name);
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}
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transport.open();
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System.out.println(" deleting table: " + utf8(name.array()));
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client.deleteTable(name);
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}
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}
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TProtocol protocol = new TBinaryProtocol(transport, true, true);
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Hbase.Client client = new Hbase.Client(protocol);
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// Create the demo table with two column families, entry: and unused:
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ArrayList<ColumnDescriptor> columns = new ArrayList<>(2);
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ColumnDescriptor col;
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col = new ColumnDescriptor();
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col.name = ByteBuffer.wrap(bytes("entry:"));
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col.timeToLive = Integer.MAX_VALUE;
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col.maxVersions = 10;
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columns.add(col);
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col = new ColumnDescriptor();
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col.name = ByteBuffer.wrap(bytes("unused:"));
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col.timeToLive = Integer.MAX_VALUE;
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columns.add(col);
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byte[] t = bytes("demo_table");
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System.out.println("creating table: " + utf8(t));
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//
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// Scan all tables, look for the demo table and delete it.
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//
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System.out.println("scanning tables...");
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for (ByteBuffer name : client.getTableNames()) {
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System.out.println(" found: " + utf8(name.array()));
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if (utf8(name.array()).equals(utf8(t))) {
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if (client.isTableEnabled(name)) {
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System.out.println(" disabling table: " + utf8(name.array()));
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client.disableTable(name);
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}
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System.out.println(" deleting table: " + utf8(name.array()));
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client.deleteTable(name);
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}
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}
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try {
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client.createTable(ByteBuffer.wrap(t), columns);
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} catch (AlreadyExists ae) {
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System.out.println("WARN: " + ae.message);
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}
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//
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// Create the demo table with two column families, entry: and unused:
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//
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ArrayList<ColumnDescriptor> columns = new ArrayList<>(2);
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ColumnDescriptor col;
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col = new ColumnDescriptor();
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col.name = ByteBuffer.wrap(bytes("entry:"));
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col.timeToLive = Integer.MAX_VALUE;
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col.maxVersions = 10;
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columns.add(col);
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col = new ColumnDescriptor();
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col.name = ByteBuffer.wrap(bytes("unused:"));
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col.timeToLive = Integer.MAX_VALUE;
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columns.add(col);
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System.out.println("column families in " + utf8(t) + ": ");
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Map<ByteBuffer, ColumnDescriptor> columnMap = client.getColumnDescriptors(ByteBuffer.wrap(t));
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System.out.println("creating table: " + utf8(t));
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try {
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client.createTable(ByteBuffer.wrap(t), columns);
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} catch (AlreadyExists ae) {
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System.out.println("WARN: " + ae.message);
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}
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for (ColumnDescriptor col2 : columnMap.values()) {
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System.out.println(" column: " + utf8(col2.name.array()) + ", maxVer: " + col2.maxVersions);
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}
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System.out.println("column families in " + utf8(t) + ": ");
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Map<ByteBuffer, ColumnDescriptor> columnMap = client.getColumnDescriptors(ByteBuffer.wrap(t));
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for (ColumnDescriptor col2 : columnMap.values()) {
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System.out.println(" column: " + utf8(col2.name.array()) + ", maxVer: " + Integer.toString(col2.maxVersions));
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}
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Map<ByteBuffer, ByteBuffer> dummyAttributes = null;
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boolean writeToWal = false;
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Map<ByteBuffer, ByteBuffer> dummyAttributes = null;
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boolean writeToWal = false;
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//
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// Test UTF-8 handling
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//
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byte[] invalid = {(byte) 'f', (byte) 'o', (byte) 'o', (byte) '-',
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// Test UTF-8 handling
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byte[] invalid = {(byte) 'f', (byte) 'o', (byte) 'o', (byte) '-',
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(byte) 0xfc, (byte) 0xa1, (byte) 0xa1, (byte) 0xa1, (byte) 0xa1};
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byte[] valid = {(byte) 'f', (byte) 'o', (byte) 'o', (byte) '-',
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byte[] valid = {(byte) 'f', (byte) 'o', (byte) 'o', (byte) '-',
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(byte) 0xE7, (byte) 0x94, (byte) 0x9F, (byte) 0xE3, (byte) 0x83,
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(byte) 0x93, (byte) 0xE3, (byte) 0x83, (byte) 0xBC, (byte) 0xE3,
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(byte) 0x83, (byte) 0xAB};
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ArrayList<Mutation> mutations;
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// non-utf8 is fine for data
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mutations = new ArrayList<>(1);
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mutations.add(new Mutation(false, ByteBuffer.wrap(bytes("entry:foo")),
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ArrayList<Mutation> mutations;
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// non-utf8 is fine for data
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mutations = new ArrayList<>(1);
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mutations.add(new Mutation(false, ByteBuffer.wrap(bytes("entry:foo")),
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ByteBuffer.wrap(invalid), writeToWal));
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client.mutateRow(ByteBuffer.wrap(t), ByteBuffer.wrap(bytes("foo")),
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client.mutateRow(ByteBuffer.wrap(t), ByteBuffer.wrap(bytes("foo")),
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mutations, dummyAttributes);
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// this row name is valid utf8
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mutations = new ArrayList<>(1);
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mutations.add(new Mutation(false, ByteBuffer.wrap(bytes("entry:foo")),
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ByteBuffer.wrap(valid), writeToWal));
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client.mutateRow(ByteBuffer.wrap(t), ByteBuffer.wrap(valid), mutations, dummyAttributes);
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// this row name is valid utf8
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mutations = new ArrayList<>(1);
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mutations.add(new Mutation(false, ByteBuffer.wrap(bytes("entry:foo")), ByteBuffer.wrap(valid), writeToWal));
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client.mutateRow(ByteBuffer.wrap(t), ByteBuffer.wrap(valid), mutations, dummyAttributes);
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// non-utf8 is now allowed in row names because HBase stores values as binary
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mutations = new ArrayList<>(1);
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mutations.add(new Mutation(false, ByteBuffer.wrap(bytes("entry:foo")),
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ByteBuffer.wrap(invalid), writeToWal));
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client.mutateRow(ByteBuffer.wrap(t), ByteBuffer.wrap(invalid), mutations, dummyAttributes);
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// non-utf8 is now allowed in row names because HBase stores values as binary
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// Run a scanner on the rows we just created
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ArrayList<ByteBuffer> columnNames = new ArrayList<>();
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columnNames.add(ByteBuffer.wrap(bytes("entry:")));
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mutations = new ArrayList<>(1);
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mutations.add(new Mutation(false, ByteBuffer.wrap(bytes("entry:foo")), ByteBuffer.wrap(invalid), writeToWal));
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client.mutateRow(ByteBuffer.wrap(t), ByteBuffer.wrap(invalid), mutations, dummyAttributes);
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System.out.println("Starting scanner...");
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int scanner = client.scannerOpen(ByteBuffer.wrap(t), ByteBuffer.wrap(bytes("")), columnNames,
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dummyAttributes);
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while (true) {
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List<TRowResult> entry = client.scannerGet(scanner);
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// Run a scanner on the rows we just created
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ArrayList<ByteBuffer> columnNames = new ArrayList<>();
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columnNames.add(ByteBuffer.wrap(bytes("entry:")));
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if (entry.isEmpty()) {
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break;
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}
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System.out.println("Starting scanner...");
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int scanner = client.scannerOpen(ByteBuffer.wrap(t), ByteBuffer.wrap(bytes("")), columnNames, dummyAttributes);
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while (true) {
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List<TRowResult> entry = client.scannerGet(scanner);
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if (entry.isEmpty()) {
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break;
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}
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printRow(entry);
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}
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//
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// Run some operations on a bunch of rows
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//
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for (int i = 100; i >= 0; --i) {
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// format row keys as "00000" to "00100"
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NumberFormat nf = NumberFormat.getInstance();
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nf.setMinimumIntegerDigits(5);
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nf.setGroupingUsed(false);
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byte[] row = bytes(nf.format(i));
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mutations = new ArrayList<>(1);
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mutations.add(new Mutation(false, ByteBuffer.wrap(bytes("unused:")), ByteBuffer.wrap(bytes("DELETE_ME")), writeToWal));
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client.mutateRow(ByteBuffer.wrap(t), ByteBuffer.wrap(row), mutations, dummyAttributes);
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printRow(client.getRow(ByteBuffer.wrap(t), ByteBuffer.wrap(row), dummyAttributes));
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client.deleteAllRow(ByteBuffer.wrap(t), ByteBuffer.wrap(row), dummyAttributes);
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// sleep to force later timestamp
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try {
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Thread.sleep(50);
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} catch (InterruptedException e) {
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// no-op
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}
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mutations = new ArrayList<>(2);
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mutations.add(new Mutation(false, ByteBuffer.wrap(bytes("entry:num")), ByteBuffer.wrap(bytes("0")), writeToWal));
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mutations.add(new Mutation(false, ByteBuffer.wrap(bytes("entry:foo")), ByteBuffer.wrap(bytes("FOO")), writeToWal));
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client.mutateRow(ByteBuffer.wrap(t), ByteBuffer.wrap(row), mutations, dummyAttributes);
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printRow(client.getRow(ByteBuffer.wrap(t), ByteBuffer.wrap(row), dummyAttributes));
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Mutation m;
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mutations = new ArrayList<>(2);
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m = new Mutation();
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m.column = ByteBuffer.wrap(bytes("entry:foo"));
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m.isDelete = true;
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mutations.add(m);
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m = new Mutation();
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m.column = ByteBuffer.wrap(bytes("entry:num"));
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m.value = ByteBuffer.wrap(bytes("-1"));
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mutations.add(m);
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client.mutateRow(ByteBuffer.wrap(t), ByteBuffer.wrap(row), mutations, dummyAttributes);
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printRow(client.getRow(ByteBuffer.wrap(t), ByteBuffer.wrap(row), dummyAttributes));
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mutations = new ArrayList<>();
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mutations.add(new Mutation(false, ByteBuffer.wrap(bytes("entry:num")), ByteBuffer.wrap(bytes(Integer.toString(i))), writeToWal));
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mutations.add(new Mutation(false, ByteBuffer.wrap(bytes("entry:sqr")), ByteBuffer.wrap(bytes(Integer.toString(i * i))), writeToWal));
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client.mutateRow(ByteBuffer.wrap(t), ByteBuffer.wrap(row), mutations, dummyAttributes);
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printRow(client.getRow(ByteBuffer.wrap(t), ByteBuffer.wrap(row), dummyAttributes));
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// sleep to force later timestamp
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try {
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Thread.sleep(50);
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} catch (InterruptedException e) {
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// no-op
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}
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mutations.clear();
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m = new Mutation();
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m.column = ByteBuffer.wrap(bytes("entry:num"));
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m.value= ByteBuffer.wrap(bytes("-999"));
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mutations.add(m);
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m = new Mutation();
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m.column = ByteBuffer.wrap(bytes("entry:sqr"));
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m.isDelete = true;
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client.mutateRowTs(ByteBuffer.wrap(t), ByteBuffer.wrap(row), mutations, 1, dummyAttributes); // shouldn't override latest
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printRow(client.getRow(ByteBuffer.wrap(t), ByteBuffer.wrap(row), dummyAttributes));
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List<TCell> versions = client.getVer(ByteBuffer.wrap(t), ByteBuffer.wrap(row), ByteBuffer.wrap(bytes("entry:num")), 10, dummyAttributes);
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printVersions(ByteBuffer.wrap(row), versions);
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if (versions.isEmpty()) {
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System.out.println("FATAL: wrong # of versions");
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System.exit(-1);
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}
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List<TCell> result = client.get(ByteBuffer.wrap(t), ByteBuffer.wrap(row), ByteBuffer.wrap(bytes("entry:foo")), dummyAttributes);
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if (!result.isEmpty()) {
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System.out.println("FATAL: shouldn't get here");
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System.exit(-1);
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}
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System.out.println("");
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}
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// scan all rows/columnNames
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columnNames.clear();
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for (ColumnDescriptor col2 : client.getColumnDescriptors(ByteBuffer.wrap(t)).values()) {
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System.out.println("column with name: " + new String(col2.name.array()));
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System.out.println(col2.toString());
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columnNames.add(col2.name);
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}
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System.out.println("Starting scanner...");
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scanner = client.scannerOpenWithStop(ByteBuffer.wrap(t), ByteBuffer.wrap(bytes("00020")), ByteBuffer.wrap(bytes("00040")), columnNames, dummyAttributes);
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while (true) {
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List<TRowResult> entry = client.scannerGet(scanner);
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if (entry.isEmpty()) {
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System.out.println("Scanner finished");
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break;
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}
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printRow(entry);
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}
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transport.close();
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printRow(entry);
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}
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private void printVersions(ByteBuffer row, List<TCell> versions) {
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StringBuilder rowStr = new StringBuilder();
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for (TCell cell : versions) {
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rowStr.append(utf8(cell.value.array()));
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rowStr.append("; ");
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}
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System.out.println("row: " + utf8(row.array()) + ", values: " + rowStr);
|
||||
// Run some operations on a bunch of rows
|
||||
for (int i = 100; i >= 0; --i) {
|
||||
// format row keys as "00000" to "00100"
|
||||
NumberFormat nf = NumberFormat.getInstance();
|
||||
nf.setMinimumIntegerDigits(5);
|
||||
nf.setGroupingUsed(false);
|
||||
byte[] row = bytes(nf.format(i));
|
||||
|
||||
mutations = new ArrayList<>(1);
|
||||
mutations.add(new Mutation(false, ByteBuffer.wrap(bytes("unused:")),
|
||||
ByteBuffer.wrap(bytes("DELETE_ME")), writeToWal));
|
||||
client.mutateRow(ByteBuffer.wrap(t), ByteBuffer.wrap(row), mutations, dummyAttributes);
|
||||
printRow(client.getRow(ByteBuffer.wrap(t), ByteBuffer.wrap(row), dummyAttributes));
|
||||
client.deleteAllRow(ByteBuffer.wrap(t), ByteBuffer.wrap(row), dummyAttributes);
|
||||
|
||||
// sleep to force later timestamp
|
||||
try {
|
||||
Thread.sleep(50);
|
||||
} catch (InterruptedException e) {
|
||||
// no-op
|
||||
}
|
||||
|
||||
mutations = new ArrayList<>(2);
|
||||
mutations.add(new Mutation(false, ByteBuffer.wrap(bytes("entry:num")),
|
||||
ByteBuffer.wrap(bytes("0")), writeToWal));
|
||||
mutations.add(new Mutation(false, ByteBuffer.wrap(bytes("entry:foo")),
|
||||
ByteBuffer.wrap(bytes("FOO")), writeToWal));
|
||||
client.mutateRow(ByteBuffer.wrap(t), ByteBuffer.wrap(row), mutations, dummyAttributes);
|
||||
printRow(client.getRow(ByteBuffer.wrap(t), ByteBuffer.wrap(row), dummyAttributes));
|
||||
|
||||
Mutation m;
|
||||
mutations = new ArrayList<>(2);
|
||||
m = new Mutation();
|
||||
m.column = ByteBuffer.wrap(bytes("entry:foo"));
|
||||
m.isDelete = true;
|
||||
mutations.add(m);
|
||||
m = new Mutation();
|
||||
m.column = ByteBuffer.wrap(bytes("entry:num"));
|
||||
m.value = ByteBuffer.wrap(bytes("-1"));
|
||||
mutations.add(m);
|
||||
client.mutateRow(ByteBuffer.wrap(t), ByteBuffer.wrap(row), mutations, dummyAttributes);
|
||||
printRow(client.getRow(ByteBuffer.wrap(t), ByteBuffer.wrap(row), dummyAttributes));
|
||||
|
||||
mutations = new ArrayList<>();
|
||||
mutations.add(new Mutation(false, ByteBuffer.wrap(bytes("entry:num")),
|
||||
ByteBuffer.wrap(bytes(Integer.toString(i))), writeToWal));
|
||||
mutations.add(new Mutation(false, ByteBuffer.wrap(bytes("entry:sqr")),
|
||||
ByteBuffer.wrap(bytes(Integer.toString(i * i))), writeToWal));
|
||||
client.mutateRow(ByteBuffer.wrap(t), ByteBuffer.wrap(row), mutations, dummyAttributes);
|
||||
printRow(client.getRow(ByteBuffer.wrap(t), ByteBuffer.wrap(row), dummyAttributes));
|
||||
|
||||
// sleep to force later timestamp
|
||||
try {
|
||||
Thread.sleep(50);
|
||||
} catch (InterruptedException e) {
|
||||
// no-op
|
||||
}
|
||||
|
||||
mutations.clear();
|
||||
m = new Mutation();
|
||||
m.column = ByteBuffer.wrap(bytes("entry:num"));
|
||||
m.value= ByteBuffer.wrap(bytes("-999"));
|
||||
mutations.add(m);
|
||||
m = new Mutation();
|
||||
m.column = ByteBuffer.wrap(bytes("entry:sqr"));
|
||||
m.isDelete = true;
|
||||
client.mutateRowTs(ByteBuffer.wrap(t), ByteBuffer.wrap(row), mutations, 1,
|
||||
dummyAttributes); // shouldn't override latest
|
||||
printRow(client.getRow(ByteBuffer.wrap(t), ByteBuffer.wrap(row), dummyAttributes));
|
||||
|
||||
List<TCell> versions = client.getVer(ByteBuffer.wrap(t), ByteBuffer.wrap(row),
|
||||
ByteBuffer.wrap(bytes("entry:num")), 10, dummyAttributes);
|
||||
printVersions(ByteBuffer.wrap(row), versions);
|
||||
|
||||
if (versions.isEmpty()) {
|
||||
System.out.println("FATAL: wrong # of versions");
|
||||
System.exit(-1);
|
||||
}
|
||||
|
||||
List<TCell> result = client.get(ByteBuffer.wrap(t), ByteBuffer.wrap(row),
|
||||
ByteBuffer.wrap(bytes("entry:foo")), dummyAttributes);
|
||||
|
||||
if (!result.isEmpty()) {
|
||||
System.out.println("FATAL: shouldn't get here");
|
||||
System.exit(-1);
|
||||
}
|
||||
|
||||
System.out.println("");
|
||||
}
|
||||
|
||||
private void printRow(TRowResult rowResult) {
|
||||
// copy values into a TreeMap to get them in sorted order
|
||||
// scan all rows/columnNames
|
||||
columnNames.clear();
|
||||
|
||||
TreeMap<String, TCell> sorted = new TreeMap<>();
|
||||
for (Map.Entry<ByteBuffer, TCell> column : rowResult.columns.entrySet()) {
|
||||
sorted.put(utf8(column.getKey().array()), column.getValue());
|
||||
}
|
||||
for (ColumnDescriptor col2 : client.getColumnDescriptors(ByteBuffer.wrap(t)).values()) {
|
||||
System.out.println("column with name: " + new String(col2.name.array()));
|
||||
System.out.println(col2.toString());
|
||||
|
||||
StringBuilder rowStr = new StringBuilder();
|
||||
for (SortedMap.Entry<String, TCell> entry : sorted.entrySet()) {
|
||||
rowStr.append(entry.getKey());
|
||||
rowStr.append(" => ");
|
||||
rowStr.append(utf8(entry.getValue().value.array()));
|
||||
rowStr.append("; ");
|
||||
}
|
||||
System.out.println("row: " + utf8(rowResult.row.array()) + ", cols: " + rowStr);
|
||||
columnNames.add(col2.name);
|
||||
}
|
||||
|
||||
private void printRow(List<TRowResult> rows) {
|
||||
for (TRowResult rowResult : rows) {
|
||||
printRow(rowResult);
|
||||
}
|
||||
System.out.println("Starting scanner...");
|
||||
scanner = client.scannerOpenWithStop(ByteBuffer.wrap(t), ByteBuffer.wrap(bytes("00020")),
|
||||
ByteBuffer.wrap(bytes("00040")), columnNames, dummyAttributes);
|
||||
|
||||
while (true) {
|
||||
List<TRowResult> entry = client.scannerGet(scanner);
|
||||
|
||||
if (entry.isEmpty()) {
|
||||
System.out.println("Scanner finished");
|
||||
break;
|
||||
}
|
||||
|
||||
printRow(entry);
|
||||
}
|
||||
|
||||
static Subject getSubject() throws Exception {
|
||||
if (!secure) return new Subject();
|
||||
transport.close();
|
||||
}
|
||||
|
||||
/*
|
||||
* To authenticate the DemoClient, kinit should be invoked ahead.
|
||||
* Here we try to get the Kerberos credential from the ticket cache.
|
||||
*/
|
||||
LoginContext context = new LoginContext("", new Subject(), null,
|
||||
private void printVersions(ByteBuffer row, List<TCell> versions) {
|
||||
StringBuilder rowStr = new StringBuilder();
|
||||
|
||||
for (TCell cell : versions) {
|
||||
rowStr.append(utf8(cell.value.array()));
|
||||
rowStr.append("; ");
|
||||
}
|
||||
|
||||
System.out.println("row: " + utf8(row.array()) + ", values: " + rowStr);
|
||||
}
|
||||
|
||||
private void printRow(TRowResult rowResult) {
|
||||
// copy values into a TreeMap to get them in sorted order
|
||||
TreeMap<String, TCell> sorted = new TreeMap<>();
|
||||
|
||||
for (Map.Entry<ByteBuffer, TCell> column : rowResult.columns.entrySet()) {
|
||||
sorted.put(utf8(column.getKey().array()), column.getValue());
|
||||
}
|
||||
|
||||
StringBuilder rowStr = new StringBuilder();
|
||||
|
||||
for (SortedMap.Entry<String, TCell> entry : sorted.entrySet()) {
|
||||
rowStr.append(entry.getKey());
|
||||
rowStr.append(" => ");
|
||||
rowStr.append(utf8(entry.getValue().value.array()));
|
||||
rowStr.append("; ");
|
||||
}
|
||||
|
||||
System.out.println("row: " + utf8(rowResult.row.array()) + ", cols: " + rowStr);
|
||||
}
|
||||
|
||||
private void printRow(List<TRowResult> rows) {
|
||||
for (TRowResult rowResult : rows) {
|
||||
printRow(rowResult);
|
||||
}
|
||||
}
|
||||
|
||||
static Subject getSubject() throws Exception {
|
||||
if (!secure) {
|
||||
return new Subject();
|
||||
}
|
||||
|
||||
/*
|
||||
* To authenticate the DemoClient, kinit should be invoked ahead.
|
||||
* Here we try to get the Kerberos credential from the ticket cache.
|
||||
*/
|
||||
LoginContext context = new LoginContext("", new Subject(), null,
|
||||
new Configuration() {
|
||||
@Override
|
||||
public AppConfigurationEntry[] getAppConfigurationEntry(String name) {
|
||||
|
|
@ -400,9 +418,11 @@ public class DemoClient {
|
|||
options.put("refreshKrb5Config", "true");
|
||||
options.put("isInitiator", "true");
|
||||
String ticketCache = System.getenv("KRB5CCNAME");
|
||||
|
||||
if (ticketCache != null) {
|
||||
options.put("ticketCache", ticketCache);
|
||||
}
|
||||
|
||||
options.put("debug", "true");
|
||||
|
||||
return new AppConfigurationEntry[]{
|
||||
|
|
@ -411,7 +431,8 @@ public class DemoClient {
|
|||
options)};
|
||||
}
|
||||
});
|
||||
context.login();
|
||||
return context.getSubject();
|
||||
}
|
||||
|
||||
context.login();
|
||||
return context.getSubject();
|
||||
}
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in New Issue