Examples with RuntimeMetrics co.cask.cdap.api.metrics.RuntimeMetrics used on opensource projects

Example 1 with RuntimeMetrics

use of co.cask.cdap.api.metrics.RuntimeMetrics in project cdap by caskdata.

the class FlowStreamIntegrationTestRun method submitAndVerifyFlowProgram.

private void submitAndVerifyFlowProgram(FlowManager flowManager) throws Exception {
    flowManager.start();
    RuntimeMetrics flowletMetrics = flowManager.getFlowletMetrics("StreamReader");
    flowletMetrics.waitForProcessed(1, 10, TimeUnit.SECONDS);
    if (flowletMetrics.getException() > 0) {
        Assert.fail("StreamReader test failed");
    }
}

Example 2 with RuntimeMetrics

use of co.cask.cdap.api.metrics.RuntimeMetrics in project cdap by caskdata.

the class GenerateClientUsageExample method metricsClient.

public void metricsClient() throws Exception {
    // Construct the client used to interact with CDAP
    MetricsClient metricsClient = new MetricsClient(clientConfig);
    // Fetch the total number of events that have been processed by a flowlet
    RuntimeMetrics metric = metricsClient.getFlowletMetrics(new NamespaceId("user").app("HelloWorld").flow("someFlow").flowlet("process.events.processed"));
}

Example 3 with RuntimeMetrics

use of co.cask.cdap.api.metrics.RuntimeMetrics in project cdap by caskdata.

the class UserProfilesTest method testUserProfiles.

@Test
public void testUserProfiles() throws Exception {
    // deploy the app
    ApplicationManager applicationManager = deployApplication(UserProfiles.class);
    // run the service and the flow
    FlowManager flowManager = applicationManager.getFlowManager("ActivityFlow").start();
    ServiceManager serviceManager = applicationManager.getServiceManager("UserProfileService").start();
    serviceManager.waitForStatus(true);
    URL serviceURL = serviceManager.getServiceURL();
    // create a user through the service
    String userJson = new Gson().toJson(ImmutableMap.of("id", "1234", "name", "joe", "email", "joe@bla.ck"));
    HttpURLConnection connection = (HttpURLConnection) new URL(serviceURL, "profiles/1234").openConnection();
    try {
        connection.setDoOutput(true);
        connection.setRequestMethod("PUT");
        connection.getOutputStream().write(userJson.getBytes(Charsets.UTF_8));
        Assert.assertEquals(HttpURLConnection.HTTP_CREATED, connection.getResponseCode());
    } finally {
        connection.disconnect();
    }
    // read the user through the dataset
    DataSetManager<Table> tableManager = getDataset("profiles");
    Row row = tableManager.get().get(new Get("1234"));
    Assert.assertEquals("1234", row.getString("id"));
    Assert.assertEquals("joe", row.getString("name"));
    Assert.assertEquals("joe@bla.ck", row.getString("email"));
    Assert.assertNull(row.getLong("login"));
    Assert.assertNull(row.getLong("active"));
    // update email address through service
    connection = (HttpURLConnection) new URL(serviceURL, "profiles/1234/email").openConnection();
    try {
        connection.setDoOutput(true);
        connection.setRequestMethod("PUT");
        connection.getOutputStream().write("joe@black.com".getBytes(Charsets.UTF_8));
        Assert.assertEquals(HttpURLConnection.HTTP_OK, connection.getResponseCode());
    } finally {
        connection.disconnect();
    }
    // verify the updated email address
    tableManager.flush();
    row = tableManager.get().get(new Get("1234"));
    Assert.assertEquals("1234", row.getString("id"));
    Assert.assertEquals("joe", row.getString("name"));
    Assert.assertEquals("joe@black.com", row.getString("email"));
    Assert.assertNull(row.getLong("login"));
    Assert.assertNull(row.getLong("active"));
    // send a login event
    long loginTime = System.currentTimeMillis();
    connection = (HttpURLConnection) new URL(serviceURL, "profiles/1234/lastLogin").openConnection();
    try {
        connection.setDoOutput(true);
        connection.setRequestMethod("PUT");
        connection.getOutputStream().write(Long.toString(loginTime).getBytes(Charsets.UTF_8));
        Assert.assertEquals(HttpURLConnection.HTTP_OK, connection.getResponseCode());
    } finally {
        connection.disconnect();
    }
    // verify the login time through the dataset
    tableManager.flush();
    row = tableManager.get().get(new Get("1234"));
    Assert.assertEquals("1234", row.getString("id"));
    Assert.assertEquals("joe", row.getString("name"));
    Assert.assertEquals("joe@black.com", row.getString("email"));
    Assert.assertEquals(new Long(loginTime), row.getLong("login"));
    Assert.assertNull(row.getLong("active"));
    // send an event to the stream
    long activeTime = System.currentTimeMillis();
    StreamManager streamManager = getStreamManager("events");
    streamManager.send(new Gson().toJson(new Event(activeTime, "1234", "/some/path")));
    try {
        // Wait for the last Flowlet processing 1 events, or at most 5 seconds
        RuntimeMetrics metrics = flowManager.getFlowletMetrics("updater");
        metrics.waitForProcessed(1, 5, TimeUnit.SECONDS);
    } finally {
        flowManager.stop();
        Assert.assertFalse(flowManager.isRunning());
    }
    // verify the last active time for the user
    tableManager.flush();
    row = tableManager.get().get(new Get("1234"));
    Assert.assertEquals("1234", row.getString("id"));
    Assert.assertEquals("joe", row.getString("name"));
    Assert.assertEquals("joe@black.com", row.getString("email"));
    Assert.assertEquals(new Long(loginTime), row.getLong("login"));
    Assert.assertEquals(new Long(activeTime), row.getLong("active"));
    // delete the user
    connection = (HttpURLConnection) new URL(serviceURL, "profiles/1234").openConnection();
    try {
        connection.setRequestMethod("DELETE");
        Assert.assertEquals(HttpURLConnection.HTTP_OK, connection.getResponseCode());
    } finally {
        connection.disconnect();
    }
    // verify the user is gone
    tableManager.flush();
    row = tableManager.get().get(new Get("1234"));
    Assert.assertTrue(row.isEmpty());
    // stop the service and the flow
    serviceManager.stop();
}

Example 4 with RuntimeMetrics

use of co.cask.cdap.api.metrics.RuntimeMetrics in project cdap by caskdata.

the class WordCountTest method testWordCount.

@Test
public void testWordCount() throws Exception {
    WordCount.WordCountConfig config = new WordCount.WordCountConfig("words", "stats", "counts", "unique", "assoc");
    // Deploy the Application
    ApplicationManager appManager = deployApplication(WordCount.class, config);
    // validate that the wordCount table is empty, and that it has no entry for "world"
    DataSetManager<KeyValueTable> datasetManager = getDataset(config.getWordCountTable());
    KeyValueTable wordCounts = datasetManager.get();
    Assert.assertNull(wordCounts.read("world"));
    // Start the Flow
    FlowManager flowManager = appManager.getFlowManager("WordCounter").start();
    // Send a few events to the stream
    StreamManager streamManager = getStreamManager("words");
    streamManager.send("hello world");
    streamManager.send("a wonderful world");
    streamManager.send("the world says hello");
    // Wait for the events to be processed, or at most 5 seconds
    RuntimeMetrics metrics = flowManager.getFlowletMetrics("associator");
    metrics.waitForProcessed(3, 5, TimeUnit.SECONDS);
    // start a new transaction so that the "wordCounts" dataset sees changes made by the flow
    datasetManager.flush();
    Assert.assertEquals(3L, Bytes.toLong(wordCounts.read("world")));
    // Start RetrieveCounts service
    ServiceManager serviceManager = appManager.getServiceManager(RetrieveCounts.SERVICE_NAME).start();
    // Wait service startup
    serviceManager.waitForStatus(true);
    // First verify global statistics
    String response = requestService(new URL(serviceManager.getServiceURL(15, TimeUnit.SECONDS), "stats"));
    Map<String, String> map = new Gson().fromJson(response, STRING_MAP_TYPE);
    Assert.assertEquals("9", map.get("totalWords"));
    Assert.assertEquals("6", map.get("uniqueWords"));
    Assert.assertEquals(((double) 42) / 9, Double.valueOf(map.get("averageLength")), 0.001);
    // Now verify statistics for a specific word
    response = requestService(new URL(serviceManager.getServiceURL(15, TimeUnit.SECONDS), "count/world"));
    Map<String, Object> omap = new Gson().fromJson(response, OBJECT_MAP_TYPE);
    Assert.assertEquals("world", omap.get("word"));
    Assert.assertEquals(3.0, omap.get("count"));
    // The associations are a map within the map
    @SuppressWarnings("unchecked") Map<String, Double> assocs = (Map<String, Double>) omap.get("assocs");
    Assert.assertEquals(2.0, assocs.get("hello"), 0.000001);
    Assert.assertTrue(assocs.containsKey("hello"));
}

Example 5 with RuntimeMetrics

use of co.cask.cdap.api.metrics.RuntimeMetrics in project cdap by caskdata.

the class TestFrameworkTestRun method testFlowletMetricsReset.

@Test(timeout = 60000L)
public void testFlowletMetricsReset() throws Exception {
    ApplicationManager appManager = deployApplication(DataSetInitApp.class);
    FlowManager flowManager = appManager.getFlowManager("DataSetFlow").start();
    RuntimeMetrics flowletMetrics = flowManager.getFlowletMetrics("Consumer");
    flowletMetrics.waitForProcessed(1, 5, TimeUnit.SECONDS);
    flowManager.stop();
    Assert.assertEquals(1, flowletMetrics.getProcessed());
    getMetricsManager().resetAll();
    // check the metrics were deleted after reset
    Assert.assertEquals(0, flowletMetrics.getProcessed());
}