Examples with StreamViewType software.amazon.awssdk.services.dynamodb.model.StreamViewType used on opensource projects

Example 1 with StreamViewType

use of software.amazon.awssdk.services.dynamodb.model.StreamViewType in project para by Erudika.

the class AWSDynamoUtils method createTableInternal.

private static boolean createTableInternal(String appid, long maxReadCapacity, long maxWriteCapacity, String region) {
    boolean replicate = !getReplicaRegions().isEmpty() && !App.isRoot(appid);
    try {
        String table = getTableNameForAppid(appid);
        CreateTableRequest.Builder ctr = CreateTableRequest.builder().tableName(table).sseSpecification(b2 -> b2.enabled(ENCRYPTION_AT_REST_ENABLED)).keySchema(KeySchemaElement.builder().attributeName(Config._KEY).keyType(KeyType.HASH).build()).attributeDefinitions(AttributeDefinition.builder().attributeName(Config._KEY).attributeType(ScalarAttributeType.S).build());
        if (replicate) {
            ctr.streamSpecification(s -> s.streamEnabled(replicate).streamViewType(StreamViewType.NEW_AND_OLD_IMAGES));
        }
        if (PROVISIONED_MODE) {
            ctr.billingMode(BillingMode.PROVISIONED);
            ctr.provisionedThroughput(b4 -> b4.readCapacityUnits(1L).writeCapacityUnits(1L));
        } else {
            ctr.billingMode(BillingMode.PAY_PER_REQUEST);
        }
        CreateTableResponse tbl = getClient(region).createTable(ctr.build());
        waitForActive(table, region);
        logger.info("Created DynamoDB table '{}', status {}.", table, tbl.tableDescription().tableStatus());
        if (replicate && PROVISIONED_MODE) {
            logger.info("Enabling autoscaling for DynamoDB table '{}'...", table);
            ApplicationAutoScalingClient aasClient = getAutoScalingClient(region);
            aasClient.registerScalableTarget(t -> t.serviceNamespace(ServiceNamespace.DYNAMODB).resourceId("table/" + table).scalableDimension(ScalableDimension.DYNAMODB_TABLE_READ_CAPACITY_UNITS).minCapacity(1).maxCapacity((int) maxReadCapacity));
            aasClient.registerScalableTarget(t -> t.serviceNamespace(ServiceNamespace.DYNAMODB).resourceId("table/" + table).scalableDimension(ScalableDimension.DYNAMODB_TABLE_WRITE_CAPACITY_UNITS).minCapacity(1).maxCapacity((int) maxWriteCapacity));
            aasClient.putScalingPolicy(s -> s.policyName(table + "-autoscale-reads").resourceId("table/" + table).serviceNamespace(ServiceNamespace.DYNAMODB).scalableDimension(ScalableDimension.DYNAMODB_TABLE_READ_CAPACITY_UNITS).policyType(PolicyType.TARGET_TRACKING_SCALING).targetTrackingScalingPolicyConfiguration(t -> t.predefinedMetricSpecification(p -> p.predefinedMetricType(MetricType.DYNAMO_DB_READ_CAPACITY_UTILIZATION)).targetValue(70.0).scaleInCooldown(60).scaleOutCooldown(60)));
            aasClient.putScalingPolicy(s -> s.policyName(table + "-autoscale-writes").resourceId("table/" + table).serviceNamespace(ServiceNamespace.DYNAMODB).scalableDimension(ScalableDimension.DYNAMODB_TABLE_WRITE_CAPACITY_UNITS).policyType(PolicyType.TARGET_TRACKING_SCALING).targetTrackingScalingPolicyConfiguration(t -> t.predefinedMetricSpecification(p -> p.predefinedMetricType(MetricType.DYNAMO_DB_WRITE_CAPACITY_UTILIZATION)).targetValue(70.0).scaleInCooldown(60).scaleOutCooldown(60)));
            waitForActive(table, region);
        }
    } catch (Exception e) {
        logger.error(null, e);
        return false;
    }
    return true;
}