Examples with Session com.mysql.cj.xdevapi.Session used on opensource projects

Example 16 with Session

use of com.mysql.cj.xdevapi.Session in project aws-mysql-jdbc by awslabs.

the class SessionTest method basicSessionFailoverRandomSort.

@Test
public void basicSessionFailoverRandomSort() {
    UnreliableSocketFactory.flushAllStaticData();
    final String testUriPattern = "mysqlx://%s:%s@[%s]/%s?" + PropertyKey.xdevapiConnectTimeout.getKeyName() + "=100&" + PropertyKey.socketFactory.getKeyName() + "=" + UnreliableSocketFactory.class.getName();
    String testHosts = IntStream.range(1, 6).mapToObj(i -> "host" + i).peek(h -> UnreliableSocketFactory.mapHost(h, getTestHost())).map(h -> h + ":" + getTestPort()).collect(Collectors.joining(","));
    String testUri = String.format(testUriPattern, getTestUser() == null ? "" : getTestUser(), getTestPassword() == null ? "" : getTestPassword(), testHosts, getTestDatabase());
    Set<String> downHosts = new HashSet<>();
    for (int i = 1; i <= 5; i++) {
        Session testSession = this.fact.getSession(testUri);
        assertTrue(UnreliableSocketFactory.isConnected());
        testSession.close();
        String lastHost = UnreliableSocketFactory.getHostFromLastConnection();
        for (String h : downHosts) {
            assertNotEquals(h, lastHost);
        }
        downHosts.add(lastHost);
        UnreliableSocketFactory.downHost(lastHost.substring(1));
    }
    // None of the hosts is available by now.
    assertThrows(CJCommunicationsException.class, "Unable to connect to any of the target hosts\\.", () -> {
        this.fact.getSession(testUri);
        return null;
    });
    UnreliableSocketFactory.dontDownHost("host3");
    UnreliableSocketFactory.flushConnectionAttempts();
    Session testSession = this.fact.getSession(testUri);
    assertTrue(UnreliableSocketFactory.isConnected());
    testSession.close();
    assertEquals(UnreliableSocketFactory.getHostConnectedStatus("host3"), UnreliableSocketFactory.getHostFromLastConnection());
}

Example 17 with Session

use of com.mysql.cj.xdevapi.Session in project aws-mysql-jdbc by awslabs.

the class SessionTest method testBug97269.

/**
 * Test fix for Bug#97269 (30438500), POSSIBLE BUG IN COM.MYSQL.CJ.XDEVAPI.STREAMINGDOCRESULTBUILDER.
 *
 * @throws Exception
 */
@Test
public void testBug97269() throws Exception {
    Session sess = null;
    try {
        String message1 = "W1";
        String message2 = "W2";
        // create notice message buffers
        Frame.Builder notice1 = Frame.newBuilder().setScope(Frame.Scope.LOCAL).setType(Frame.Type.WARNING_VALUE).setPayload(com.mysql.cj.x.protobuf.MysqlxNotice.Warning.newBuilder().setCode(MysqlErrorNumbers.ER_BAD_DB_ERROR).setMsg(message1).build().toByteString());
        Frame.Builder notice2 = Frame.newBuilder().setScope(Frame.Scope.GLOBAL).setType(Frame.Type.WARNING_VALUE).setPayload(com.mysql.cj.x.protobuf.MysqlxNotice.Warning.newBuilder().setCode(MysqlErrorNumbers.ER_BAD_DB_ERROR).setMsg(message2).build().toByteString());
        byte[] notice1Bytes = makeNoticeBytes(notice1.build());
        byte[] notice2Bytes = makeNoticeBytes(notice2.build());
        int size = notice1Bytes.length + notice2Bytes.length;
        byte[] noticesBytes = new byte[size];
        System.arraycopy(notice1Bytes, 0, noticesBytes, 0, notice1Bytes.length);
        System.arraycopy(notice2Bytes, 0, noticesBytes, notice1Bytes.length, notice2Bytes.length);
        InjectedSocketFactory.flushAllStaticData();
        String url = this.baseUrl + (this.baseUrl.contains("?") ? "" : "?") + makeParam(PropertyKey.socketFactory, InjectedSocketFactory.class.getName(), !this.baseUrl.contains("?") || this.baseUrl.endsWith("?")) + makeParam(PropertyKey.xdevapiSslMode, XdevapiSslMode.DISABLED.toString()) + makeParam(PropertyKey.xdevapiCompression, Compression.DISABLED.toString()) + // to allow injection between result rows
        makeParam(PropertyKey.useReadAheadInput, "false");
        sess = this.fact.getSession(url);
        SocketFactory sf = ((SessionImpl) sess).getSession().getProtocol().getSocketConnection().getSocketFactory();
        assertTrue(InjectedSocketFactory.class.isAssignableFrom(sf.getClass()));
        Collection collection = sess.getDefaultSchema().createCollection("testBug97269");
        collection.add("{\"_id\":\"the_id\",\"g\":1}").execute();
        // StreamingDocResultBuilder
        InjectedSocketFactory.injectedBuffer = noticesBytes;
        DocResult docs = collection.find().fields("$._id as _id, $.g as g, 1 + 1 as q").execute();
        DbDoc doc = docs.next();
        assertEquals("the_id", ((JsonString) doc.get("_id")).getString());
        assertEquals(new Integer(1), ((JsonNumber) doc.get("g")).getInteger());
        assertEquals(new Integer(2), ((JsonNumber) doc.get("q")).getInteger());
        int cnt = 0;
        for (Iterator<Warning> warn = docs.getWarnings(); warn.hasNext(); ) {
            Warning w = warn.next();
            if (w.getMessage().equals(message1) || w.getMessage().equals(message2)) {
                cnt++;
            }
        }
        assertEquals(2, cnt);
        InjectedSocketFactory.flushAllStaticData();
        InjectedSocketFactory.injectedBuffer = noticesBytes;
        SqlResult rs1 = sess.sql("select 1").execute();
        assertEquals(1, rs1.fetchOne().getInt(0));
        cnt = 0;
        for (Iterator<Warning> warn = rs1.getWarnings(); warn.hasNext(); ) {
            Warning w = warn.next();
            if (w.getMessage().equals(message1) || w.getMessage().equals(message2)) {
                cnt++;
            }
        }
        assertEquals(2, cnt);
    } finally {
        InjectedSocketFactory.flushAllStaticData();
        dropCollection("testBug97269");
        if (sess != null) {
            sess.close();
        }
    }
}

Example 18 with Session

use of com.mysql.cj.xdevapi.Session in project aws-mysql-jdbc by awslabs.

the class SessionTest method testPooledSessions.

@SuppressWarnings("unchecked")
@Test
public void testPooledSessions() throws Exception {
    final ClientFactory cf = new ClientFactory();
    final String url = this.baseUrl;
    final Properties props = new Properties();
    /*
         * UT8/1: Verify that setting an incorrect value in the client options defined in the Pooling options in the HLS throw an exception with the expected
         * message.
         */
    // pooling.enabled
    props.clear();
    assertThrows(XDevAPIError.class, "Client option 'pooling\\.enabled' does not support value 'sure'\\.", new Callable<Void>() {

        public Void call() throws Exception {
            props.setProperty(ClientProperty.POOLING_ENABLED.getKeyName(), "sure");
            cf.getClient(url, props);
            return null;
        }
    });
    assertThrows(XDevAPIError.class, "Client option 'pooling\\.enabled' does not support value 'sure'\\.", new Callable<Void>() {

        public Void call() throws Exception {
            cf.getClient(url, "{\"pooling\": {\"enabled\": \"sure\"}}");
            return null;
        }
    });
    // pooling.maxSize
    props.clear();
    assertThrows(XDevAPIError.class, "Client option 'pooling\\.maxSize' does not support value '0'\\.", new Callable<Void>() {

        public Void call() throws Exception {
            props.setProperty(ClientProperty.POOLING_MAX_SIZE.getKeyName(), "0");
            cf.getClient(url, props);
            return null;
        }
    });
    assertThrows(XDevAPIError.class, "Client option 'pooling\\.maxSize' does not support value '0'\\.", new Callable<Void>() {

        public Void call() throws Exception {
            cf.getClient(url, "{\"pooling\": {\"maxSize\": 0}}");
            return null;
        }
    });
    assertThrows(XDevAPIError.class, "Client option 'pooling\\.maxSize' does not support value 'one'\\.", new Callable<Void>() {

        public Void call() throws Exception {
            cf.getClient(url, "{\"pooling\": {\"maxSize\": \"one\"}}");
            return null;
        }
    });
    // pooling.maxIdleTime
    props.clear();
    assertThrows(XDevAPIError.class, "Client option 'pooling\\.maxIdleTime' does not support value '-1'\\.", new Callable<Void>() {

        public Void call() throws Exception {
            props.setProperty(ClientProperty.POOLING_MAX_IDLE_TIME.getKeyName(), "-1");
            cf.getClient(url, props);
            return null;
        }
    });
    assertThrows(XDevAPIError.class, "Client option 'pooling\\.maxIdleTime' does not support value '-1'\\.", new Callable<Void>() {

        public Void call() throws Exception {
            cf.getClient(url, "{\"pooling\": {\"maxIdleTime\": -1}}");
            return null;
        }
    });
    assertThrows(XDevAPIError.class, "Client option 'pooling\\.maxIdleTime' does not support value 'one'\\.", new Callable<Void>() {

        public Void call() throws Exception {
            cf.getClient(url, "{\"pooling\": {\"maxIdleTime\": \"one\"}}");
            return null;
        }
    });
    // pooling.queueTimeout
    props.clear();
    assertThrows(XDevAPIError.class, "Client option 'pooling\\.queueTimeout' does not support value '-1'\\.", new Callable<Void>() {

        public Void call() throws Exception {
            props.setProperty(ClientProperty.POOLING_QUEUE_TIMEOUT.getKeyName(), "-1");
            cf.getClient(url, props);
            return null;
        }
    });
    assertThrows(XDevAPIError.class, "Client option 'pooling\\.queueTimeout' does not support value '-1'\\.", new Callable<Void>() {

        public Void call() throws Exception {
            cf.getClient(url, "{\"pooling\": {\"queueTimeout\": -1}}");
            return null;
        }
    });
    assertThrows(XDevAPIError.class, "Client option 'pooling\\.queueTimeout' does not support value 'one'\\.", new Callable<Void>() {

        public Void call() throws Exception {
            cf.getClient(url, "{\"pooling\": {\"queueTimeout\": \"one\"}}");
            return null;
        }
    });
    // Unknown pooling option.
    props.clear();
    assertThrows(XDevAPIError.class, "Client option 'pooling\\.foo' is not recognized as valid\\.", new Callable<Void>() {

        public Void call() throws Exception {
            props.setProperty("pooling.foo", "bar");
            cf.getClient(url, props);
            return null;
        }
    });
    assertThrows(XDevAPIError.class, "Client option 'pooling\\.foo' is not recognized as valid\\.", new Callable<Void>() {

        public Void call() throws Exception {
            cf.getClient(url, "{\"pooling\": {\"foo\": \"bar\"}}");
            return null;
        }
    });
    // Unknown clientProps option.
    props.clear();
    assertThrows(XDevAPIError.class, "Client option 'foo' is not recognized as valid\\.", new Callable<Void>() {

        public Void call() throws Exception {
            props.setProperty("foo", "bar");
            cf.getClient(url, props);
            return null;
        }
    });
    assertThrows(XDevAPIError.class, "Client option 'foo' is not recognized as valid\\.", new Callable<Void>() {

        public Void call() throws Exception {
            cf.getClient(url, "{\"foo\": {\"bar\": \"baz\"}}");
            return null;
        }
    });
    /*
         * UT9/1: Verify that when no pooling properties passed their values set to defaults: pooling.maxSize=25, pooling.maxIdleTime=0, pooling.queueTimeout=0.
         */
    props.clear();
    testPooledSessions_checkClientProperties(cf.getClient(this.baseUrl, props), 25, 0, 0);
    testPooledSessions_checkClientProperties(cf.getClient(this.baseUrl, (Properties) null), 25, 0, 0);
    testPooledSessions_checkClientProperties(cf.getClient(this.baseUrl, "{}"), 25, 0, 0);
    testPooledSessions_checkClientProperties(cf.getClient(this.baseUrl, (String) null), 25, 0, 0);
    /*
         * UT9/2: Verify that when all pooling properties passed via Properties object the Client is configured according to their values.
         */
    props.setProperty(ClientProperty.POOLING_ENABLED.getKeyName(), "true");
    props.setProperty(ClientProperty.POOLING_MAX_SIZE.getKeyName(), "5");
    props.setProperty(ClientProperty.POOLING_MAX_IDLE_TIME.getKeyName(), "6");
    props.setProperty(ClientProperty.POOLING_QUEUE_TIMEOUT.getKeyName(), "7");
    testPooledSessions_checkClientProperties(cf.getClient(this.baseUrl, props), 5, 6, 7);
    /*
         * UT9/3: Verify that when all pooling properties passed via json string ({"pooling" : {"enabled" : true, "maxSize" : 8, "maxIdleTime" : 9,
         * "queueTimeout" : 10} }) the Client is configured according to their values.
         */
    testPooledSessions_checkClientProperties(cf.getClient(this.baseUrl, "{\"pooling\" : {\"enabled\" : true, \"maxSize\" : 8, \"maxIdleTime\" : 9, \"queueTimeout\" : 10} }"), 8, 9, 10);
    /*
         * UT3/2: Start a client with pooling enabled, call Client.getSession() twice and verify that the objects returned are different and the internal
         * connection instances are different too.
         */
    Client cli0 = cf.getClient(this.baseUrl, "{\"pooling\": {\"enabled\": true}}");
    Session s0 = cli0.getSession();
    Session s1 = cli0.getSession();
    assertNotEquals(s0, s1);
    Field fProtocol = CoreSession.class.getDeclaredField("protocol");
    fProtocol.setAccessible(true);
    assertNotEquals(fProtocol.get(((SessionImpl) s0).getSession()), fProtocol.get(((SessionImpl) s1).getSession()));
    cli0.close();
    /*
         * UT3/3: Start a client with pooling enabled, call Client.getSession() twice, closing the first session before getting the second one, and verify that
         * the objects returned are different and that the internal connection instances are the same.
         */
    cli0 = cf.getClient(this.baseUrl, "{\"pooling\": {\"enabled\": true}}");
    s0 = cli0.getSession();
    s0.close();
    s1 = cli0.getSession();
    s1.sql("SELECT 1").execute();
    assertNotEquals(s0, s1);
    assertEquals(fProtocol.get(((SessionImpl) s0).getSession()), fProtocol.get(((SessionImpl) s1).getSession()));
    cli0.close();
    /*
         * UT3/4: Start a client with pooling disabled, call Client.getSession() twice and verify that the objects returned are different and the internal
         * connection instances are different too.
         */
    cli0 = cf.getClient(this.baseUrl, "{\"pooling\": {\"enabled\": false}}");
    s0 = cli0.getSession();
    s1 = cli0.getSession();
    assertNotEquals(s0, s1);
    assertNotEquals(fProtocol.get(((SessionImpl) s0).getSession()), fProtocol.get(((SessionImpl) s1).getSession()));
    cli0.close();
    /*
         * UT3/5: Start a client with pooling disabled, call Client.getSession() twice, closing the first session before getting the second one, and verify that
         * the objects returned are different and that the internal connection instances are different too.
         */
    cli0 = cf.getClient(this.baseUrl, "{\"pooling\": {\"enabled\": false}}");
    s0 = cli0.getSession();
    s0.close();
    s1 = cli0.getSession();
    assertNotEquals(s0, s1);
    assertNotEquals(fProtocol.get(((SessionImpl) s0).getSession()), fProtocol.get(((SessionImpl) s1).getSession()));
    cli0.close();
    /*
         * UT5/1: Having a full pool and queueTimeout = 0, verify that a new Client.getSession() waits until a Session is released.
         * UT6/1: Verify that that a client object can not open/create more sessions that the specified in the maxSize option.
         */
    props.setProperty(ClientProperty.POOLING_MAX_SIZE.getKeyName(), "3");
    props.setProperty(ClientProperty.POOLING_MAX_IDLE_TIME.getKeyName(), "1000");
    props.setProperty(ClientProperty.POOLING_QUEUE_TIMEOUT.getKeyName(), "1000");
    Client cli1 = cf.getClient(this.baseUrl, props);
    s1 = cli1.getSession();
    Session s2 = cli1.getSession();
    Session s3 = cli1.getSession();
    testPooledSessions_assertFailureTimeout(cli1, 1000, 2000, XDevAPIError.class, "Session can not be obtained within 1000 milliseconds.");
    cli1.close();
    /*
         * UT12/1: Having a pool with a single connection, close the Session, get another Session with Client.getSession(). Verify that the received Session
         * object is new and uses the same internal connection (MysqlxSession) instance.
         */
    cli0 = cf.getClient(this.baseUrl, "{\"pooling\": {\"enabled\": true, \"maxSize\" : 1}}");
    s0 = cli0.getSession();
    s0.close();
    s1 = cli0.getSession();
    s1.sql("SELECT 1").execute();
    assertNotEquals(s0, s1);
    assertEquals(fProtocol.get(((SessionImpl) s0).getSession()), fProtocol.get(((SessionImpl) s1).getSession()));
    cli0.close();
    /*
         * UT12/2: Having a pool with a number of connections greater than 1 and lower than maxPoolSize, close on Session, get another Session with
         * Client.getSession(). Verify that the received Session object is new and uses the same internal connection (MysqlxSession) instance.
         */
    cli0 = cf.getClient(this.baseUrl, "{\"pooling\": {\"enabled\": true, \"maxSize\" : 3}}");
    s0 = cli0.getSession();
    s0.close();
    s1 = cli0.getSession();
    s1.sql("SELECT 1").execute();
    assertNotEquals(s0, s1);
    assertEquals(fProtocol.get(((SessionImpl) s0).getSession()), fProtocol.get(((SessionImpl) s1).getSession()));
    cli0.close();
    /*
         * UT12/3: Having a full pool with all sessions in active state, close one Session, get another Session with Client.getSession(). Verify that the
         * received Session object is new and uses the same internal connection (MysqlxSession) instance.
         */
    cli0 = cf.getClient(this.baseUrl, "{\"pooling\": {\"enabled\": true, \"maxSize\" : 3}}");
    s0 = cli0.getSession();
    s1 = cli0.getSession();
    s2 = cli0.getSession();
    s0.close();
    s3 = cli0.getSession();
    s3.sql("SELECT 1").execute();
    assertNotEquals(s0, s3);
    assertEquals(fProtocol.get(((SessionImpl) s0).getSession()), fProtocol.get(((SessionImpl) s3).getSession()));
    cli0.close();
    /*
         * UT11/2: Having a pool with a single idle connection and maxIdleTime = n, verify that after n milliseconds a Client.getSession() call will remove all
         * expired sessions from pool and return a new Session object that uses a new MysqlxSession instance.
         */
    cli0 = cf.getClient(this.baseUrl, "{\"pooling\": {\"enabled\": true, \"maxSize\" : 3, \"maxIdleTime\" : 1000}}");
    s0 = cli0.getSession();
    s0.close();
    Thread.sleep(2000);
    s1 = cli0.getSession();
    assertNotEquals(s0, s1);
    assertNotEquals(fProtocol.get(((SessionImpl) s0).getSession()), fProtocol.get(((SessionImpl) s1).getSession()));
    Field fIdleSessions = ClientImpl.class.getDeclaredField("idleProtocols");
    fIdleSessions.setAccessible(true);
    assertTrue(((BlockingQueue<PooledXProtocol>) fIdleSessions.get(cli0)).isEmpty());
    /*
         * UT4/1: Verify that all idle and active sessions are closed after Client.close() call.
         */
    cli0 = cf.getClient(this.baseUrl, "{\"pooling\": {\"enabled\": true, \"maxSize\" : 3}}");
    s0 = cli0.getSession();
    s1 = cli0.getSession();
    s0.close();
    Field fActiveSessions = ClientImpl.class.getDeclaredField("activeProtocols");
    fActiveSessions.setAccessible(true);
    assertEquals(1, ((BlockingQueue<PooledXProtocol>) fIdleSessions.get(cli0)).size());
    assertEquals(1, ((Set<WeakReference<PooledXProtocol>>) fActiveSessions.get(cli0)).size());
    cli0.close();
    assertEquals(0, ((BlockingQueue<PooledXProtocol>) fIdleSessions.get(cli0)).size());
    assertEquals(0, ((Set<WeakReference<PooledXProtocol>>) fActiveSessions.get(cli0)).size());
    final Session ses = s1;
    assertThrows(CJCommunicationsException.class, new Callable<Void>() {

        public Void call() throws Exception {
            ses.getSchemas();
            return null;
        }
    });
    /*
         * UT4/2: Verify that after Client was closed the Client.getSession() throws an XDevAPIError with the message "Client is closed."
         */
    Client cli2 = cf.getClient(this.baseUrl, "{\"pooling\": {\"enabled\": true}}");
    cli2.close();
    assertThrows(XDevAPIError.class, "Client is closed.", new Callable<Void>() {

        public Void call() throws Exception {
            cli2.getSession();
            return null;
        }
    });
    /*
         * UT11/1: Having a pool with a single active and maxIdleTime = 0, verify that if closing the session then after any long inactivity time a new Session
         * object returned by Client.getSession() uses the same internal MysqlxSession object.
         */
    props.setProperty(ClientProperty.POOLING_MAX_SIZE.getKeyName(), "2");
    props.setProperty(ClientProperty.POOLING_MAX_IDLE_TIME.getKeyName(), "0");
    props.setProperty(ClientProperty.POOLING_QUEUE_TIMEOUT.getKeyName(), "20000");
    Client cli3 = cf.getClient(this.baseUrl, props);
    s0 = cli3.getSession();
    s1 = cli3.getSession();
    assertEquals(2, ((Set<WeakReference<PooledXProtocol>>) fActiveSessions.get(cli3)).size());
    s0.close();
    Thread.sleep(10000);
    s2 = cli3.getSession();
    s2.sql("SELECT 1").execute();
    assertNotEquals(s0, s2);
    assertEquals(fProtocol.get(((SessionImpl) s0).getSession()), fProtocol.get(((SessionImpl) s2).getSession()));
    cli3.close();
    /*
         * UT5/1: Having a full pool and queueTimeout = 0, verify that a new Client.getSession() waits until a Session is released.
         */
    props.setProperty(ClientProperty.POOLING_MAX_SIZE.getKeyName(), "2");
    props.setProperty(ClientProperty.POOLING_MAX_IDLE_TIME.getKeyName(), "1000");
    props.setProperty(ClientProperty.POOLING_QUEUE_TIMEOUT.getKeyName(), "0");
    cli3 = cf.getClient(this.baseUrl, props);
    s1 = cli3.getSession();
    Session s6 = cli3.getSession();
    Thread t = new Thread(new Runnable() {

        @Override
        public void run() {
            try {
                Thread.sleep(10000);
                s6.close();
            } catch (InterruptedException e) {
                throw new RuntimeException(e);
            }
        }
    });
    long begin = System.currentTimeMillis();
    t.start();
    s1 = cli3.getSession();
    long end = System.currentTimeMillis() - begin;
    s1.sql("SELECT 1").execute();
    assertTrue(end >= 10000, "Expected wait time 10000 ms but was " + end);
    assertEquals(fProtocol.get(((SessionImpl) s1).getSession()), fProtocol.get(((SessionImpl) s6).getSession()));
    /*
         * TS10_2 Verify that RuntimProperty objects are reset to initial values when Session returned to pool.
         */
    assertEquals(2, ((Set<WeakReference<PooledXProtocol>>) fActiveSessions.get(cli3)).size());
    ((SessionImpl) s1).getSession().getPropertySet().getStringProperty(PropertyKey.connectionAttributes).setValue("orig:s1");
    s1.close();
    assertEquals(1, ((Set<WeakReference<PooledXProtocol>>) fActiveSessions.get(cli3)).size());
    s2 = cli3.getSession();
    s2.sql("SELECT 1").execute();
    assertEquals(fProtocol.get(((SessionImpl) s1).getSession()), fProtocol.get(((SessionImpl) s2).getSession()));
    assertNotEquals("orig:s1", ((SessionImpl) s1).getSession().getPropertySet().getStringProperty(PropertyKey.connectionAttributes).getValue());
    assertEquals(((SessionImpl) s1).getSession().getPropertySet().getStringProperty(PropertyKey.connectionAttributes).getInitialValue(), ((SessionImpl) s1).getSession().getPropertySet().getStringProperty(PropertyKey.connectionAttributes).getValue());
    /*
         * UT10/1: Get the max sessions allowed in the pool, create the same variables and temp tables in all the sessions,
         * save ((SessionImpl) sN).getSession().getServerSession().getThreadId() values.
         * Then close all the sessions and get a new one: the variables and the temp tables must not exist,
         * ((SessionImpl) sN).getSession().getServerSession().getThreadId() must return values equal to saved ones.
         */
    cli0 = cf.getClient(this.baseUrl, "{\"pooling\": {\"enabled\": true, \"maxSize\" : 2}}");
    s0 = cli0.getSession();
    s1 = cli0.getSession();
    long id0 = ((SessionImpl) s0).getSession().getServerSession().getCapabilities().getThreadId();
    long id1 = ((SessionImpl) s1).getSession().getServerSession().getCapabilities().getThreadId();
    s0.sql("SET @a='s0'").execute();
    s0.sql("CREATE TEMPORARY TABLE testpooledsessionstmps0(x int)").execute();
    s1.sql("SET @a='s1'").execute();
    s1.sql("CREATE TEMPORARY TABLE testpooledsessionstmps1(x int)").execute();
    SqlResult res = s0.sql("SELECT @a as a").execute();
    assertTrue(res.hasNext());
    assertEquals("s0", res.next().getString(0));
    res = s0.sql("SHOW CREATE TABLE testpooledsessionstmps0").execute();
    assertTrue(res.hasNext());
    assertEquals("testpooledsessionstmps0", res.next().getString(0));
    res = s1.sql("SELECT @a as a").execute();
    assertTrue(res.hasNext());
    assertEquals("s1", res.next().getString(0));
    res = s1.sql("SHOW CREATE TABLE testpooledsessionstmps1").execute();
    assertTrue(res.hasNext());
    assertEquals("testpooledsessionstmps1", res.next().getString(0));
    s0.close();
    s1.close();
    Session s0_new = cli0.getSession();
    Session s1_new = cli0.getSession();
    assertEquals(id0, ((SessionImpl) s0_new).getSession().getServerSession().getCapabilities().getThreadId());
    assertEquals(id1, ((SessionImpl) s1_new).getSession().getServerSession().getCapabilities().getThreadId());
    res = s0_new.sql("SELECT @a as a").execute();
    assertTrue(res.hasNext());
    assertNull(res.next().getString(0));
    assertThrows(XProtocolError.class, ".*testpooledsessionstmps0' doesn't exist", new Callable<Void>() {

        public Void call() throws Exception {
            s0_new.sql("SHOW CREATE TABLE testpooledsessionstmps0").execute();
            return null;
        }
    });
    res = s1_new.sql("SELECT @a as a").execute();
    assertTrue(res.hasNext());
    assertNull(res.next().getString(0));
    assertThrows(XProtocolError.class, ".*testpooledsessionstmps1' doesn't exist", new Callable<Void>() {

        public Void call() throws Exception {
            s1_new.sql("SHOW CREATE TABLE testpooledsessionstmps1").execute();
            return null;
        }
    });
    cli0.close();
}

Example 19 with Session

use of com.mysql.cj.xdevapi.Session in project aws-mysql-jdbc by awslabs.

the class SessionTest method testSessionAttributes.

@Test
public void testSessionAttributes() throws Exception {
    assumeTrue(mysqlVersionMeetsMinimum(ServerVersion.parseVersion("8.0.16")), "MySQL 8.0.16+ is required to run this test.");
    ClientFactory cf = new ClientFactory();
    Map<String, String> userAttributes = new HashMap<>();
    // TSFR1/TSFR2/TSFR3 Create a Session with xdevapi.connection-attributes in the connection string, verify that
    // the session is successfully established. Create a Session using a connection string containing the properties
    // as listed below, verify that the session is successfully established and the server contains the defined session attributes.
    // xdevapi.connection-attributes=[key1=value1]
    // xdevapi.connection-attributes=[key1=value1,key2=value2]
    // xdevapi.connection-attributes=key1=value1
    // xdevapi.connection-attributes=key1=value1,key2=value2
    userAttributes.clear();
    userAttributes.put("key1", "value1");
    String baseUrlLocal = this.baseUrl + (this.baseUrl.contains("?") ? "&" : "?");
    testSessionAttributes_checkSession(baseUrlLocal + makeParam(PropertyKey.xdevapiConnectionAttributes, "key1=value1", true), userAttributes);
    testSessionAttributes_checkSession(baseUrlLocal + makeParam(PropertyKey.xdevapiConnectionAttributes, "[key1=value1]", true), userAttributes);
    testSessionAttributes_checkClient(baseUrlLocal + makeParam(PropertyKey.xdevapiConnectionAttributes, "key1=value1", true), userAttributes);
    testSessionAttributes_checkClient(baseUrlLocal + makeParam(PropertyKey.xdevapiConnectionAttributes, "[key1=value1]", true), userAttributes);
    userAttributes.put("key2", "value2");
    testSessionAttributes_checkSession(baseUrlLocal + makeParam(PropertyKey.xdevapiConnectionAttributes, "key1=value1,key2=value2", true), userAttributes);
    testSessionAttributes_checkSession(baseUrlLocal + makeParam(PropertyKey.xdevapiConnectionAttributes, "[key1=value1,key2=value2]", true), userAttributes);
    testSessionAttributes_checkClient(baseUrlLocal + makeParam(PropertyKey.xdevapiConnectionAttributes, "key1=value1,key2=value2", true), userAttributes);
    testSessionAttributes_checkClient(baseUrlLocal + makeParam(PropertyKey.xdevapiConnectionAttributes, "[key1=value1,key2=value2]", true), userAttributes);
    // TSFR4/TSFR5/TSFR6 Create a Session without xdevapi.connection-attributes in the connection string, verify that all predefined attributes
    // exist and contain the correct values. Verify that only connection attributes starting with "_" were set for current session.
    userAttributes.clear();
    testSessionAttributes_checkSession(this.baseUrl, userAttributes);
    testSessionAttributes_checkClient(this.baseUrl, userAttributes);
    // TSFR7 Create a Session using a connection string containing the properties as listed below, verify that a WrongArgumentException exception is thrown
    // with the message Key names in "xdevapi.connection-attributes" cannot start with "_".
    // xdevapi.connection-attributes=[_key1=value1]
    // xdevapi.connection-attributes=[key1=value1,_key2=value2]
    // xdevapi.connection-attributes=_key1=value1
    // xdevapi.connection-attributes=key1=value1,_key2=value2
    assertThrows(WrongArgumentException.class, "Key names in \"xdevapi.connection-attributes\" cannot start with \"_\".", () -> {
        this.fact.getSession(baseUrlLocal + makeParam(PropertyKey.xdevapiConnectionAttributes, "[_key1=value1]", true));
        return null;
    });
    assertThrows(WrongArgumentException.class, "Key names in \"xdevapi.connection-attributes\" cannot start with \"_\".", () -> {
        Client cli1 = cf.getClient(baseUrlLocal + makeParam(PropertyKey.xdevapiConnectionAttributes, "[_key1=value1]", true), new Properties());
        cli1.getSession();
        return null;
    });
    assertThrows(WrongArgumentException.class, "Key names in \"xdevapi.connection-attributes\" cannot start with \"_\".", () -> {
        this.fact.getSession(baseUrlLocal + makeParam(PropertyKey.xdevapiConnectionAttributes, "[key1=value1,_key2=value2]", true));
        return null;
    });
    assertThrows(WrongArgumentException.class, "Key names in \"xdevapi.connection-attributes\" cannot start with \"_\".", () -> {
        Client cli1 = cf.getClient(baseUrlLocal + makeParam(PropertyKey.xdevapiConnectionAttributes, "[key1=value1,_key2=value2]", true), new Properties());
        cli1.getSession();
        return null;
    });
    assertThrows(WrongArgumentException.class, "Key names in \"xdevapi.connection-attributes\" cannot start with \"_\".", () -> {
        this.fact.getSession(baseUrlLocal + makeParam(PropertyKey.xdevapiConnectionAttributes, "_key1=value1", true));
        return null;
    });
    assertThrows(WrongArgumentException.class, "Key names in \"xdevapi.connection-attributes\" cannot start with \"_\".", () -> {
        Client cli1 = cf.getClient(baseUrlLocal + makeParam(PropertyKey.xdevapiConnectionAttributes, "_key1=value1", true), new Properties());
        cli1.getSession();
        return null;
    });
    assertThrows(WrongArgumentException.class, "Key names in \"xdevapi.connection-attributes\" cannot start with \"_\".", () -> {
        this.fact.getSession(baseUrlLocal + makeParam(PropertyKey.xdevapiConnectionAttributes, "key1=value1,_key2=value2", true));
        return null;
    });
    assertThrows(WrongArgumentException.class, "Key names in \"xdevapi.connection-attributes\" cannot start with \"_\".", () -> {
        Client cli1 = cf.getClient(baseUrlLocal + makeParam(PropertyKey.xdevapiConnectionAttributes, "key1=value1,_key2=value2", true), new Properties());
        cli1.getSession();
        return null;
    });
    // TSFR9 Create a Session using a connection string containing the properties as listed below, verify
    // that the user-defined connection attribute key1 has an empty value.
    // xdevapi.connection-attributes=[key1]
    // xdevapi.connection-attributes=[key1,key2=value2]
    // xdevapi.connection-attributes=[key1=]
    // xdevapi.connection-attributes=[key1=,key2=value2]
    // xdevapi.connection-attributes=key1
    // xdevapi.connection-attributes=key1,key2=value2
    // xdevapi.connection-attributes=key1=
    // xdevapi.connection-attributes=key1=,key2=value2
    userAttributes.clear();
    userAttributes.put("key1", "");
    testSessionAttributes_checkSession(baseUrlLocal + makeParam(PropertyKey.xdevapiConnectionAttributes, "[key1]", true), userAttributes);
    testSessionAttributes_checkSession(baseUrlLocal + makeParam(PropertyKey.xdevapiConnectionAttributes, "[key1=]", true), userAttributes);
    testSessionAttributes_checkSession(baseUrlLocal + makeParam(PropertyKey.xdevapiConnectionAttributes, "key1", true), userAttributes);
    testSessionAttributes_checkSession(baseUrlLocal + makeParam(PropertyKey.xdevapiConnectionAttributes, "key1=", true), userAttributes);
    testSessionAttributes_checkClient(baseUrlLocal + makeParam(PropertyKey.xdevapiConnectionAttributes, "[key1]", true), userAttributes);
    testSessionAttributes_checkClient(baseUrlLocal + makeParam(PropertyKey.xdevapiConnectionAttributes, "[key1=]", true), userAttributes);
    testSessionAttributes_checkClient(baseUrlLocal + makeParam(PropertyKey.xdevapiConnectionAttributes, "key1", true), userAttributes);
    testSessionAttributes_checkClient(baseUrlLocal + makeParam(PropertyKey.xdevapiConnectionAttributes, "key1=", true), userAttributes);
    userAttributes.put("key2", "value2");
    testSessionAttributes_checkSession(baseUrlLocal + makeParam(PropertyKey.xdevapiConnectionAttributes, "[key1,key2=value2]", true), userAttributes);
    testSessionAttributes_checkSession(baseUrlLocal + makeParam(PropertyKey.xdevapiConnectionAttributes, "[key1=,key2=value2]", true), userAttributes);
    testSessionAttributes_checkSession(baseUrlLocal + makeParam(PropertyKey.xdevapiConnectionAttributes, "key1,key2=value2", true), userAttributes);
    testSessionAttributes_checkSession(baseUrlLocal + makeParam(PropertyKey.xdevapiConnectionAttributes, "key1=,key2=value2", true), userAttributes);
    testSessionAttributes_checkClient(baseUrlLocal + makeParam(PropertyKey.xdevapiConnectionAttributes, "[key1,key2=value2]", true), userAttributes);
    testSessionAttributes_checkClient(baseUrlLocal + makeParam(PropertyKey.xdevapiConnectionAttributes, "[key1=,key2=value2]", true), userAttributes);
    testSessionAttributes_checkClient(baseUrlLocal + makeParam(PropertyKey.xdevapiConnectionAttributes, "key1,key2=value2", true), userAttributes);
    testSessionAttributes_checkClient(baseUrlLocal + makeParam(PropertyKey.xdevapiConnectionAttributes, "key1=,key2=value2", true), userAttributes);
    // TSFR10 Create a Session with xdevapi.connection-attributes=false in the connection string, verify
    // that no connection attribute was set for current session.
    Session s10 = this.fact.getSession(baseUrlLocal + makeParam(PropertyKey.xdevapiConnectionAttributes, "false", true));
    SqlResult res = s10.sql("SELECT * FROM performance_schema.session_connect_attrs WHERE processlist_id = CONNECTION_ID()").execute();
    assertFalse(res.hasNext(), "Expected no connection attributes.");
    s10.close();
    Client c10 = cf.getClient(baseUrlLocal + makeParam(PropertyKey.xdevapiConnectionAttributes, "false", true), new Properties());
    s10 = c10.getSession();
    res = s10.sql("SELECT * FROM performance_schema.session_connect_attrs WHERE processlist_id = CONNECTION_ID()").execute();
    assertFalse(res.hasNext(), "Expected no connection attributes.");
    s10.close();
    c10.close();
    // TSFR11 Create a Session using a connection string containing the properties as listed below, verify
    // that only the client-defined connection attributes were set for the current session.
    // xdevapi.connection-attributes
    // xdevapi.connection-attributes=
    // xdevapi.connection-attributes=true
    // xdevapi.connection-attributes=[]
    userAttributes.clear();
    testSessionAttributes_checkSession(baseUrlLocal + PropertyKey.xdevapiConnectionAttributes.getKeyName(), userAttributes);
    testSessionAttributes_checkSession(baseUrlLocal + PropertyKey.xdevapiConnectionAttributes.getKeyName() + "=", userAttributes);
    testSessionAttributes_checkSession(baseUrlLocal + makeParam(PropertyKey.xdevapiConnectionAttributes, "true", true), userAttributes);
    testSessionAttributes_checkSession(baseUrlLocal + makeParam(PropertyKey.xdevapiConnectionAttributes, "[]", true), userAttributes);
    testSessionAttributes_checkClient(baseUrlLocal + PropertyKey.xdevapiConnectionAttributes.getKeyName(), userAttributes);
    testSessionAttributes_checkClient(baseUrlLocal + PropertyKey.xdevapiConnectionAttributes.getKeyName() + "=", userAttributes);
    testSessionAttributes_checkClient(baseUrlLocal + makeParam(PropertyKey.xdevapiConnectionAttributes, "true", true), userAttributes);
    testSessionAttributes_checkClient(baseUrlLocal + makeParam(PropertyKey.xdevapiConnectionAttributes, "[]", true), userAttributes);
    // TSFR13 Create a Session with xdevapi.connection-attributes=[key1=value1,key1=value2] in the connection string, verify that
    // a WrongArgumentException exception is thrown with the message Duplicate key "key1" used in "xdevapi.connection-attributes".
    assertThrows(WrongArgumentException.class, "Duplicate key \"key1\" used in \"xdevapi.connection-attributes\".", () -> {
        this.fact.getSession(baseUrlLocal + makeParam(PropertyKey.xdevapiConnectionAttributes, "key1=value1,key1=value2", true));
        return null;
    });
    assertThrows(WrongArgumentException.class, "Duplicate key \"key1\" used in \"xdevapi.connection-attributes\".", () -> {
        Client cli1 = cf.getClient(baseUrlLocal + makeParam(PropertyKey.xdevapiConnectionAttributes, "key1=value1,key1=value2", true), new Properties());
        cli1.getSession();
        return null;
    });
}

Example 20 with Session

use of com.mysql.cj.xdevapi.Session in project aws-mysql-jdbc by awslabs.

the class SessionTest method testPreparedStatementsCleanup.

@Test
public void testPreparedStatementsCleanup() {
    assumeTrue(mysqlVersionMeetsMinimum(ServerVersion.parseVersion("8.0.14")), "MySQL 8.0.14+ is required to run this test.");
    try {
        // Prepare test data.
        this.schema.createCollection("testPrepStmtClean", true).add("{\"_id\":\"1\"}").execute();
        SessionFactory sf = new SessionFactory();
        /*
             * Test common usage.
             */
        Session testSession = sf.getSession(this.testProperties);
        int sessionThreadId = getThreadId(testSession);
        assertPreparedStatementsCount(sessionThreadId, 0, 1);
        assertPreparedStatementsStatusCounts(testSession, 0, 0, 0);
        // Initialize several *Statement objects.
        FindStatement testFind1 = testSession.getDefaultSchema().getCollection("testPrepStmtClean").find();
        SelectStatement testSelect1 = testSession.getDefaultSchema().getCollectionAsTable("testPrepStmtClean").select("_id");
        FindStatement testFind2 = testSession.getDefaultSchema().getCollection("testPrepStmtClean").find();
        SelectStatement testSelect2 = testSession.getDefaultSchema().getCollectionAsTable("testPrepStmtClean").select("_id");
        // 1st execute -> don't prepare.
        testFind1.execute();
        assertPreparedStatementsCountsAndId(testSession, 0, testFind1, 0, -1);
        testSelect1.execute();
        assertPreparedStatementsCountsAndId(testSession, 0, testSelect1, 0, -1);
        testFind2.execute();
        assertPreparedStatementsCountsAndId(testSession, 0, testFind2, 0, -1);
        testSelect2.execute();
        assertPreparedStatementsCountsAndId(testSession, 0, testSelect2, 0, -1);
        assertPreparedStatementsStatusCounts(testSession, 0, 0, 0);
        // 2nd execute -> prepare + execute.
        testFind1.execute();
        assertPreparedStatementsCountsAndId(testSession, 1, testFind1, 1, 1);
        testSelect1.execute();
        assertPreparedStatementsCountsAndId(testSession, 2, testSelect1, 2, 1);
        testFind2.execute();
        assertPreparedStatementsCountsAndId(testSession, 3, testFind2, 3, 1);
        testSelect2.execute();
        assertPreparedStatementsCountsAndId(testSession, 4, testSelect2, 4, 1);
        assertPreparedStatementsStatusCounts(testSession, 4, 4, 0);
        assertPreparedStatementsCount(sessionThreadId, 4, 1);
        /*
             * The following verifications are non-deterministic as System.gc() only hints the JVM to perform a garbage collection. This approach allows some
             * time for the JVM to execute the GC. In case of failure the repeats or wait times may have to be adjusted.
             * The test can be deleted entirely if no reasonable setup can be found.
             */
        // Nullify first statement.
        testFind1 = null;
        System.gc();
        int psCount, countdown = 10;
        do {
            try {
                Thread.sleep(100);
            } catch (InterruptedException e) {
            }
            testSession.sql("SELECT 1").execute();
            psCount = getPreparedStatementsCount(sessionThreadId);
        } while (psCount != 3 && --countdown > 0);
        assertPreparedStatementsStatusCounts(testSession, 4, 4, 1);
        assertPreparedStatementsCount(sessionThreadId, 3, 1);
        // Nullify second and third statements.
        testSelect1 = null;
        testFind2 = null;
        System.gc();
        countdown = 10;
        do {
            try {
                Thread.sleep(100);
            } catch (InterruptedException e) {
            }
            testSession.sql("SELECT 1").execute();
            psCount = getPreparedStatementsCount(sessionThreadId);
        } while (psCount != 1 && --countdown > 0);
        assertPreparedStatementsStatusCounts(testSession, 4, 4, 3);
        assertPreparedStatementsCount(sessionThreadId, 1, 1);
        // Nullify last statement.
        testSelect2 = null;
        System.gc();
        countdown = 10;
        do {
            try {
                Thread.sleep(100);
            } catch (InterruptedException e) {
            }
            testSession.sql("SELECT 1").execute();
            psCount = getPreparedStatementsCount(sessionThreadId);
        } while (psCount != 0 && --countdown > 0);
        assertPreparedStatementsStatusCounts(testSession, 4, 4, 4);
        assertPreparedStatementsCount(sessionThreadId, 0, 1);
        testSession.close();
        assertPreparedStatementsCount(sessionThreadId, 0, 1);
    } finally {
        this.schema.dropCollection("testPrepStmtClean");
    }
}