Examples with Metrics io.cdap.cdap.api.metrics.Metrics used on opensource projects

Example 1 with Metrics

use of io.cdap.cdap.api.metrics.Metrics in project cdap by caskdata.

the class ConnectionHandler method deleteConnection.

/**
 * Delete a connection in the given namespace
 */
@DELETE
@TransactionPolicy(value = TransactionControl.EXPLICIT)
@Path(API_VERSION + "/contexts/{context}/connections/{connection}")
public void deleteConnection(HttpServiceRequest request, HttpServiceResponder responder, @PathParam("context") String namespace, @PathParam("connection") String connection) {
    respond(namespace, responder, namespaceSummary -> {
        if (namespaceSummary.getName().equalsIgnoreCase(NamespaceId.SYSTEM.getNamespace())) {
            responder.sendError(HttpURLConnection.HTTP_BAD_REQUEST, "Deleting connection in system namespace is currently not supported");
            return;
        }
        ConnectionId connectionId = new ConnectionId(namespaceSummary, connection);
        contextAccessEnforcer.enforce(new ConnectionEntityId(namespace, connectionId.getConnectionId()), StandardPermission.DELETE);
        Connection oldConnection = store.getConnection(connectionId);
        store.deleteConnection(connectionId);
        Metrics child = metrics.child(ImmutableMap.of(Constants.Metrics.Tag.APP_ENTITY_TYPE, Constants.CONNECTION_SERVICE_NAME, Constants.Metrics.Tag.APP_ENTITY_TYPE_NAME, oldConnection.getConnectionType()));
        child.count(Constants.Metrics.Connection.CONNECTION_DELETED_COUNT, 1);
        responder.sendStatus(HttpURLConnection.HTTP_OK);
    });
}

Example 2 with Metrics

use of io.cdap.cdap.api.metrics.Metrics in project cdap by caskdata.

the class ConnectionHandler method getConnection.

/**
 * Returns the specific connection information in the given namespace
 */
@GET
@TransactionPolicy(value = TransactionControl.EXPLICIT)
@Path(API_VERSION + "/contexts/{context}/connections/{connection}")
public void getConnection(HttpServiceRequest request, HttpServiceResponder responder, @PathParam("context") String namespace, @PathParam("connection") String connection) {
    respond(namespace, responder, namespaceSummary -> {
        if (namespaceSummary.getName().equalsIgnoreCase(NamespaceId.SYSTEM.getNamespace())) {
            responder.sendError(HttpURLConnection.HTTP_BAD_REQUEST, "Getting connection in system namespace is currently not supported");
            return;
        }
        contextAccessEnforcer.enforce(new ConnectionEntityId(namespace, ConnectionId.getConnectionId(connection)), StandardPermission.GET);
        Connection conn = store.getConnection(new ConnectionId(namespaceSummary, connection));
        Metrics child = metrics.child(ImmutableMap.of(Constants.Metrics.Tag.APP_ENTITY_TYPE, Constants.CONNECTION_SERVICE_NAME, Constants.Metrics.Tag.APP_ENTITY_TYPE_NAME, conn.getConnectionType()));
        child.count(Constants.Metrics.Connection.CONNECTION_GET_COUNT, 1);
        responder.sendJson(conn);
    });
}

Example 3 with Metrics

use of io.cdap.cdap.api.metrics.Metrics in project cdap by caskdata.

the class ConnectionHandler method createConnection.

/**
 * Creates a connection in the given namespace
 */
@PUT
@TransactionPolicy(value = TransactionControl.EXPLICIT)
@Path(API_VERSION + "/contexts/{context}/connections/{connection}")
public void createConnection(HttpServiceRequest request, HttpServiceResponder responder, @PathParam("context") String namespace, @PathParam("connection") String connection) {
    respond(namespace, responder, namespaceSummary -> {
        if (namespaceSummary.getName().equalsIgnoreCase(NamespaceId.SYSTEM.getNamespace())) {
            responder.sendError(HttpURLConnection.HTTP_BAD_REQUEST, "Creating connection in system namespace is currently not supported");
            return;
        }
        ConnectionId connectionId = new ConnectionId(namespaceSummary, connection);
        checkPutConnectionPermissions(connectionId);
        ConnectionCreationRequest creationRequest = GSON.fromJson(StandardCharsets.UTF_8.decode(request.getContent()).toString(), ConnectionCreationRequest.class);
        String connType = creationRequest.getPlugin().getName();
        if (disabledTypes.contains(connType)) {
            throw new ConnectionBadRequestException(String.format("Connection type %s is disabled, connection cannot be created", connType));
        }
        long now = System.currentTimeMillis();
        Connection connectionInfo = new Connection(connection, connectionId.getConnectionId(), connType, creationRequest.getDescription(), false, false, now, now, creationRequest.getPlugin());
        store.saveConnection(connectionId, connectionInfo, creationRequest.overWrite());
        Metrics child = metrics.child(ImmutableMap.of(Constants.Metrics.Tag.APP_ENTITY_TYPE, Constants.CONNECTION_SERVICE_NAME, Constants.Metrics.Tag.APP_ENTITY_TYPE_NAME, connectionInfo.getConnectionType()));
        child.count(Constants.Metrics.Connection.CONNECTION_COUNT, 1);
        responder.sendStatus(HttpURLConnection.HTTP_OK);
    });
}

Example 4 with Metrics

use of io.cdap.cdap.api.metrics.Metrics in project cdap by caskdata.

the class ConnectionHandler method spec.

/**
 * Retrieve the spec for the connector, which can be used in a source/sink
 */
@POST
@TransactionPolicy(value = TransactionControl.EXPLICIT)
@Path(API_VERSION + "/contexts/{context}/connections/{connection}/specification")
public void spec(HttpServiceRequest request, HttpServiceResponder responder, @PathParam("context") String namespace, @PathParam("connection") String connection) {
    respond(namespace, responder, namespaceSummary -> {
        if (namespaceSummary.getName().equalsIgnoreCase(NamespaceId.SYSTEM.getNamespace())) {
            responder.sendError(HttpURLConnection.HTTP_BAD_REQUEST, "Generating connector spec in system namespace is currently not supported");
            return;
        }
        contextAccessEnforcer.enforce(new ConnectionEntityId(namespace, ConnectionId.getConnectionId(connection)), StandardPermission.USE);
        String specGenerationRequestString = StandardCharsets.UTF_8.decode(request.getContent()).toString();
        SpecGenerationRequest specRequest = GSON.fromJson(specGenerationRequestString, SpecGenerationRequest.class);
        if (specRequest == null) {
            responder.sendError(HttpURLConnection.HTTP_BAD_REQUEST, "The request body is empty");
            return;
        }
        if (specRequest.getPath() == null) {
            responder.sendError(HttpURLConnection.HTTP_BAD_REQUEST, "Path is not provided in the sample request");
            return;
        }
        Connection conn = store.getConnection(new ConnectionId(namespaceSummary, connection));
        if (getContext().isRemoteTaskEnabled()) {
            executeRemotely(namespace, specGenerationRequestString, conn, RemoteConnectionSpecTask.class, responder);
        } else {
            specGenerationLocally(namespaceSummary.getName(), specRequest, conn, responder);
        }
        Metrics child = metrics.child(ImmutableMap.of(Constants.Metrics.Tag.APP_ENTITY_TYPE, Constants.CONNECTION_SERVICE_NAME, Constants.Metrics.Tag.APP_ENTITY_TYPE_NAME, conn.getConnectionType()));
        child.count(Constants.Metrics.Connection.CONNECTION_SPEC_COUNT, 1);
    });
}

Example 5 with Metrics

use of io.cdap.cdap.api.metrics.Metrics in project cdap by caskdata.

the class SparkCSVToSpaceProgram method run.

@Override
public void run(final JavaSparkExecutionContext sec) throws Exception {
    JavaSparkContext jsc = new JavaSparkContext();
    Map<String, String> fileSetArgs = new HashMap<>();
    final Metrics metrics = sec.getMetrics();
    FileSetArguments.addInputPath(fileSetArgs, sec.getRuntimeArguments().get("input.path"));
    JavaPairRDD<LongWritable, Text> input = sec.fromDataset(WorkflowAppWithLocalDatasets.CSV_FILESET_DATASET, fileSetArgs);
    final List<String> converted = input.values().map(new Function<Text, String>() {

        @Override
        public String call(Text input) throws Exception {
            String line = input.toString();
            metrics.count("num.lines", 1);
            return line.replaceAll(",", " ");
        }
    }).collect();
    sec.execute(new TxRunnable() {

        @Override
        public void run(DatasetContext context) throws Exception {
            Map<String, String> args = sec.getRuntimeArguments();
            String outputPath = args.get("output.path");
            Map<String, String> fileSetArgs = new HashMap<>();
            FileSetArguments.setOutputPath(fileSetArgs, outputPath);
            FileSet fileSet = context.getDataset(WorkflowAppWithLocalDatasets.CSV_FILESET_DATASET, fileSetArgs);
            try (PrintWriter writer = new PrintWriter(fileSet.getOutputLocation().getOutputStream())) {
                for (String line : converted) {
                    writer.write(line);
                    writer.println();
                }
            }
        }
    });
}