import * as cdk from '@aws-cdk/core';
import * as cfn_parse from '@aws-cdk/core/lib/helpers-internal';
/**
 * Properties for defining a `CfnDestination`
 *
 * @struct
 * @stability external
 *
 * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-destination.html
 */
export interface CfnDestinationProps {
    /**
     * The name of the destination.
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-destination.html#cfn-logs-destination-destinationname
     */
    readonly destinationName: string;
    /**
     * The ARN of an IAM role that permits CloudWatch Logs to send data to the specified AWS resource.
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-destination.html#cfn-logs-destination-rolearn
     */
    readonly roleArn: string;
    /**
     * The Amazon Resource Name (ARN) of the physical target where the log events are delivered (for example, a Kinesis stream).
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-destination.html#cfn-logs-destination-targetarn
     */
    readonly targetArn: string;
    /**
     * An IAM policy document that governs which AWS accounts can create subscription filters against this destination.
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-destination.html#cfn-logs-destination-destinationpolicy
     */
    readonly destinationPolicy?: string;
}
/**
 * A CloudFormation `AWS::Logs::Destination`
 *
 * The AWS::Logs::Destination resource specifies a CloudWatch Logs destination. A destination encapsulates a physical resource (such as an Amazon Kinesis data stream) and enables you to subscribe that resource to a stream of log events.
 *
 * @cloudformationResource AWS::Logs::Destination
 * @stability external
 *
 * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-destination.html
 */
export declare class CfnDestination extends cdk.CfnResource implements cdk.IInspectable {
    /**
     * The CloudFormation resource type name for this resource class.
     */
    static readonly CFN_RESOURCE_TYPE_NAME = "AWS::Logs::Destination";
    /**
     * A factory method that creates a new instance of this class from an object
     * containing the CloudFormation properties of this resource.
     * Used in the @aws-cdk/cloudformation-include module.
     *
     * @internal
     */
    static _fromCloudFormation(scope: cdk.Construct, id: string, resourceAttributes: any, options: cfn_parse.FromCloudFormationOptions): CfnDestination;
    /**
     * The ARN of the CloudWatch Logs destination, such as `arn:aws:logs:us-west-1:123456789012:destination:MyDestination` .
     * @cloudformationAttribute Arn
     */
    readonly attrArn: string;
    /**
     * The name of the destination.
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-destination.html#cfn-logs-destination-destinationname
     */
    destinationName: string;
    /**
     * The ARN of an IAM role that permits CloudWatch Logs to send data to the specified AWS resource.
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-destination.html#cfn-logs-destination-rolearn
     */
    roleArn: string;
    /**
     * The Amazon Resource Name (ARN) of the physical target where the log events are delivered (for example, a Kinesis stream).
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-destination.html#cfn-logs-destination-targetarn
     */
    targetArn: string;
    /**
     * An IAM policy document that governs which AWS accounts can create subscription filters against this destination.
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-destination.html#cfn-logs-destination-destinationpolicy
     */
    destinationPolicy: string | undefined;
    /**
     * Create a new `AWS::Logs::Destination`.
     *
     * @param scope - scope in which this resource is defined
     * @param id    - scoped id of the resource
     * @param props - resource properties
     */
    constructor(scope: cdk.Construct, id: string, props: CfnDestinationProps);
    /**
     * Examines the CloudFormation resource and discloses attributes.
     *
     * @param inspector - tree inspector to collect and process attributes
     *
     */
    inspect(inspector: cdk.TreeInspector): void;
    protected get cfnProperties(): {
        [key: string]: any;
    };
    protected renderProperties(props: {
        [key: string]: any;
    }): {
        [key: string]: any;
    };
}
/**
 * Properties for defining a `CfnLogGroup`
 *
 * @struct
 * @stability external
 *
 * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-loggroup.html
 */
export interface CfnLogGroupProps {
    /**
     * Creates a data protection policy and assigns it to the log group. A data protection policy can help safeguard sensitive data that's ingested by the log group by auditing and masking the sensitive log data. When a user who does not have permission to view masked data views a log event that includes masked data, the sensitive data is replaced by asterisks.
     *
     * For more information, including a list of types of data that can be audited and masked, see [Protect sensitive log data with masking](https://docs.aws.amazon.com/AmazonCloudWatch/latest/logs/mask-sensitive-log-data.html) .
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-loggroup.html#cfn-logs-loggroup-dataprotectionpolicy
     */
    readonly dataProtectionPolicy?: any | cdk.IResolvable;
    /**
     * The Amazon Resource Name (ARN) of the AWS KMS key to use when encrypting log data.
     *
     * To associate an AWS KMS key with the log group, specify the ARN of that KMS key here. If you do so, ingested data is encrypted using this key. This association is stored as long as the data encrypted with the KMS key is still within CloudWatch Logs . This enables CloudWatch Logs to decrypt this data whenever it is requested.
     *
     * If you attempt to associate a KMS key with the log group but the KMS key doesn't exist or is deactivated, you will receive an `InvalidParameterException` error.
     *
     * Log group data is always encrypted in CloudWatch Logs . If you omit this key, the encryption does not use AWS KMS . For more information, see [Encrypt log data in CloudWatch Logs using AWS Key Management Service](https://docs.aws.amazon.com/AmazonCloudWatch/latest/logs/encrypt-log-data-kms.html)
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-loggroup.html#cfn-logs-loggroup-kmskeyid
     */
    readonly kmsKeyId?: string;
    /**
     * The name of the log group. If you don't specify a name, AWS CloudFormation generates a unique ID for the log group.
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-loggroup.html#cfn-logs-loggroup-loggroupname
     */
    readonly logGroupName?: string;
    /**
     * The number of days to retain the log events in the specified log group. Possible values are: 1, 3, 5, 7, 14, 30, 60, 90, 120, 150, 180, 365, 400, 545, 731, 1096, 1827, 2192, 2557, 2922, 3288, and 3653.
     *
     * To set a log group so that its log events do not expire, use [DeleteRetentionPolicy](https://docs.aws.amazon.com/AmazonCloudWatchLogs/latest/APIReference/API_DeleteRetentionPolicy.html) .
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-loggroup.html#cfn-logs-loggroup-retentionindays
     */
    readonly retentionInDays?: number;
    /**
     * An array of key-value pairs to apply to the log group.
     *
     * For more information, see [Tag](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-properties-resource-tags.html) .
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-loggroup.html#cfn-logs-loggroup-tags
     */
    readonly tags?: cdk.CfnTag[];
}
/**
 * A CloudFormation `AWS::Logs::LogGroup`
 *
 * The `AWS::Logs::LogGroup` resource specifies a log group. A log group defines common properties for log streams, such as their retention and access control rules. Each log stream must belong to one log group.
 *
 * You can create up to 1,000,000 log groups per Region per account. You must use the following guidelines when naming a log group:
 *
 * - Log group names must be unique within a Region for an AWS account.
 * - Log group names can be between 1 and 512 characters long.
 * - Log group names consist of the following characters: a-z, A-Z, 0-9, '_' (underscore), '-' (hyphen), '/' (forward slash), and '.' (period).
 *
 * @cloudformationResource AWS::Logs::LogGroup
 * @stability external
 *
 * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-loggroup.html
 */
export declare class CfnLogGroup extends cdk.CfnResource implements cdk.IInspectable {
    /**
     * The CloudFormation resource type name for this resource class.
     */
    static readonly CFN_RESOURCE_TYPE_NAME = "AWS::Logs::LogGroup";
    /**
     * A factory method that creates a new instance of this class from an object
     * containing the CloudFormation properties of this resource.
     * Used in the @aws-cdk/cloudformation-include module.
     *
     * @internal
     */
    static _fromCloudFormation(scope: cdk.Construct, id: string, resourceAttributes: any, options: cfn_parse.FromCloudFormationOptions): CfnLogGroup;
    /**
     * The ARN of the log group, such as `arn:aws:logs:us-west-1:123456789012:log-group:/mystack-testgroup-12ABC1AB12A1:*`
     * @cloudformationAttribute Arn
     */
    readonly attrArn: string;
    /**
     * Creates a data protection policy and assigns it to the log group. A data protection policy can help safeguard sensitive data that's ingested by the log group by auditing and masking the sensitive log data. When a user who does not have permission to view masked data views a log event that includes masked data, the sensitive data is replaced by asterisks.
     *
     * For more information, including a list of types of data that can be audited and masked, see [Protect sensitive log data with masking](https://docs.aws.amazon.com/AmazonCloudWatch/latest/logs/mask-sensitive-log-data.html) .
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-loggroup.html#cfn-logs-loggroup-dataprotectionpolicy
     */
    dataProtectionPolicy: any | cdk.IResolvable | undefined;
    /**
     * The Amazon Resource Name (ARN) of the AWS KMS key to use when encrypting log data.
     *
     * To associate an AWS KMS key with the log group, specify the ARN of that KMS key here. If you do so, ingested data is encrypted using this key. This association is stored as long as the data encrypted with the KMS key is still within CloudWatch Logs . This enables CloudWatch Logs to decrypt this data whenever it is requested.
     *
     * If you attempt to associate a KMS key with the log group but the KMS key doesn't exist or is deactivated, you will receive an `InvalidParameterException` error.
     *
     * Log group data is always encrypted in CloudWatch Logs . If you omit this key, the encryption does not use AWS KMS . For more information, see [Encrypt log data in CloudWatch Logs using AWS Key Management Service](https://docs.aws.amazon.com/AmazonCloudWatch/latest/logs/encrypt-log-data-kms.html)
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-loggroup.html#cfn-logs-loggroup-kmskeyid
     */
    kmsKeyId: string | undefined;
    /**
     * The name of the log group. If you don't specify a name, AWS CloudFormation generates a unique ID for the log group.
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-loggroup.html#cfn-logs-loggroup-loggroupname
     */
    logGroupName: string | undefined;
    /**
     * The number of days to retain the log events in the specified log group. Possible values are: 1, 3, 5, 7, 14, 30, 60, 90, 120, 150, 180, 365, 400, 545, 731, 1096, 1827, 2192, 2557, 2922, 3288, and 3653.
     *
     * To set a log group so that its log events do not expire, use [DeleteRetentionPolicy](https://docs.aws.amazon.com/AmazonCloudWatchLogs/latest/APIReference/API_DeleteRetentionPolicy.html) .
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-loggroup.html#cfn-logs-loggroup-retentionindays
     */
    retentionInDays: number | undefined;
    /**
     * An array of key-value pairs to apply to the log group.
     *
     * For more information, see [Tag](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-properties-resource-tags.html) .
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-loggroup.html#cfn-logs-loggroup-tags
     */
    readonly tags: cdk.TagManager;
    /**
     * Create a new `AWS::Logs::LogGroup`.
     *
     * @param scope - scope in which this resource is defined
     * @param id    - scoped id of the resource
     * @param props - resource properties
     */
    constructor(scope: cdk.Construct, id: string, props?: CfnLogGroupProps);
    /**
     * Examines the CloudFormation resource and discloses attributes.
     *
     * @param inspector - tree inspector to collect and process attributes
     *
     */
    inspect(inspector: cdk.TreeInspector): void;
    protected get cfnProperties(): {
        [key: string]: any;
    };
    protected renderProperties(props: {
        [key: string]: any;
    }): {
        [key: string]: any;
    };
}
/**
 * Properties for defining a `CfnLogStream`
 *
 * @struct
 * @stability external
 *
 * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-logstream.html
 */
export interface CfnLogStreamProps {
    /**
     * The name of the log group where the log stream is created.
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-logstream.html#cfn-logs-logstream-loggroupname
     */
    readonly logGroupName: string;
    /**
     * The name of the log stream. The name must be unique within the log group.
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-logstream.html#cfn-logs-logstream-logstreamname
     */
    readonly logStreamName?: string;
}
/**
 * A CloudFormation `AWS::Logs::LogStream`
 *
 * The `AWS::Logs::LogStream` resource specifies an Amazon CloudWatch Logs log stream in a specific log group. A log stream represents the sequence of events coming from an application instance or resource that you are monitoring.
 *
 * There is no limit on the number of log streams that you can create for a log group.
 *
 * You must use the following guidelines when naming a log stream:
 *
 * - Log stream names must be unique within the log group.
 * - Log stream names can be between 1 and 512 characters long.
 * - The ':' (colon) and '*' (asterisk) characters are not allowed.
 *
 * @cloudformationResource AWS::Logs::LogStream
 * @stability external
 *
 * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-logstream.html
 */
export declare class CfnLogStream extends cdk.CfnResource implements cdk.IInspectable {
    /**
     * The CloudFormation resource type name for this resource class.
     */
    static readonly CFN_RESOURCE_TYPE_NAME = "AWS::Logs::LogStream";
    /**
     * A factory method that creates a new instance of this class from an object
     * containing the CloudFormation properties of this resource.
     * Used in the @aws-cdk/cloudformation-include module.
     *
     * @internal
     */
    static _fromCloudFormation(scope: cdk.Construct, id: string, resourceAttributes: any, options: cfn_parse.FromCloudFormationOptions): CfnLogStream;
    /**
     * The name of the log group where the log stream is created.
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-logstream.html#cfn-logs-logstream-loggroupname
     */
    logGroupName: string;
    /**
     * The name of the log stream. The name must be unique within the log group.
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-logstream.html#cfn-logs-logstream-logstreamname
     */
    logStreamName: string | undefined;
    /**
     * Create a new `AWS::Logs::LogStream`.
     *
     * @param scope - scope in which this resource is defined
     * @param id    - scoped id of the resource
     * @param props - resource properties
     */
    constructor(scope: cdk.Construct, id: string, props: CfnLogStreamProps);
    /**
     * Examines the CloudFormation resource and discloses attributes.
     *
     * @param inspector - tree inspector to collect and process attributes
     *
     */
    inspect(inspector: cdk.TreeInspector): void;
    protected get cfnProperties(): {
        [key: string]: any;
    };
    protected renderProperties(props: {
        [key: string]: any;
    }): {
        [key: string]: any;
    };
}
/**
 * Properties for defining a `CfnMetricFilter`
 *
 * @struct
 * @stability external
 *
 * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-metricfilter.html
 */
export interface CfnMetricFilterProps {
    /**
     * A filter pattern for extracting metric data out of ingested log events. For more information, see [Filter and Pattern Syntax](https://docs.aws.amazon.com/AmazonCloudWatch/latest/logs/FilterAndPatternSyntax.html) .
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-metricfilter.html#cfn-logs-metricfilter-filterpattern
     */
    readonly filterPattern: string;
    /**
     * The name of an existing log group that you want to associate with this metric filter.
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-metricfilter.html#cfn-logs-metricfilter-loggroupname
     */
    readonly logGroupName: string;
    /**
     * The metric transformations.
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-metricfilter.html#cfn-logs-metricfilter-metrictransformations
     */
    readonly metricTransformations: Array<CfnMetricFilter.MetricTransformationProperty | cdk.IResolvable> | cdk.IResolvable;
    /**
     * The name of the metric filter.
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-metricfilter.html#cfn-logs-metricfilter-filtername
     */
    readonly filterName?: string;
}
/**
 * A CloudFormation `AWS::Logs::MetricFilter`
 *
 * The `AWS::Logs::MetricFilter` resource specifies a metric filter that describes how CloudWatch Logs extracts information from logs and transforms it into Amazon CloudWatch metrics. If you have multiple metric filters that are associated with a log group, all the filters are applied to the log streams in that group.
 *
 * The maximum number of metric filters that can be associated with a log group is 100.
 *
 * @cloudformationResource AWS::Logs::MetricFilter
 * @stability external
 *
 * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-metricfilter.html
 */
export declare class CfnMetricFilter extends cdk.CfnResource implements cdk.IInspectable {
    /**
     * The CloudFormation resource type name for this resource class.
     */
    static readonly CFN_RESOURCE_TYPE_NAME = "AWS::Logs::MetricFilter";
    /**
     * A factory method that creates a new instance of this class from an object
     * containing the CloudFormation properties of this resource.
     * Used in the @aws-cdk/cloudformation-include module.
     *
     * @internal
     */
    static _fromCloudFormation(scope: cdk.Construct, id: string, resourceAttributes: any, options: cfn_parse.FromCloudFormationOptions): CfnMetricFilter;
    /**
     * A filter pattern for extracting metric data out of ingested log events. For more information, see [Filter and Pattern Syntax](https://docs.aws.amazon.com/AmazonCloudWatch/latest/logs/FilterAndPatternSyntax.html) .
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-metricfilter.html#cfn-logs-metricfilter-filterpattern
     */
    filterPattern: string;
    /**
     * The name of an existing log group that you want to associate with this metric filter.
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-metricfilter.html#cfn-logs-metricfilter-loggroupname
     */
    logGroupName: string;
    /**
     * The metric transformations.
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-metricfilter.html#cfn-logs-metricfilter-metrictransformations
     */
    metricTransformations: Array<CfnMetricFilter.MetricTransformationProperty | cdk.IResolvable> | cdk.IResolvable;
    /**
     * The name of the metric filter.
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-metricfilter.html#cfn-logs-metricfilter-filtername
     */
    filterName: string | undefined;
    /**
     * Create a new `AWS::Logs::MetricFilter`.
     *
     * @param scope - scope in which this resource is defined
     * @param id    - scoped id of the resource
     * @param props - resource properties
     */
    constructor(scope: cdk.Construct, id: string, props: CfnMetricFilterProps);
    /**
     * Examines the CloudFormation resource and discloses attributes.
     *
     * @param inspector - tree inspector to collect and process attributes
     *
     */
    inspect(inspector: cdk.TreeInspector): void;
    protected get cfnProperties(): {
        [key: string]: any;
    };
    protected renderProperties(props: {
        [key: string]: any;
    }): {
        [key: string]: any;
    };
}
export declare namespace CfnMetricFilter {
    /**
     * Specifies the CloudWatch metric dimensions to publish with this metric.
     *
     * Because dimensions are part of the unique identifier for a metric, whenever a unique dimension name/value pair is extracted from your logs, you are creating a new variation of that metric.
     *
     * For more information about publishing dimensions with metrics created by metric filters, see [Publishing dimensions with metrics from values in JSON or space-delimited log events](https://docs.aws.amazon.com/AmazonCloudWatch/latest/logs/FilterAndPatternSyntax.html#logs-metric-filters-dimensions) .
     *
     * > Metrics extracted from log events are charged as custom metrics. To prevent unexpected high charges, do not specify high-cardinality fields such as `IPAddress` or `requestID` as dimensions. Each different value found for a dimension is treated as a separate metric and accrues charges as a separate custom metric.
     * >
     * > To help prevent accidental high charges, Amazon disables a metric filter if it generates 1000 different name/value pairs for the dimensions that you have specified within a certain amount of time.
     * >
     * > You can also set up a billing alarm to alert you if your charges are higher than expected. For more information, see [Creating a Billing Alarm to Monitor Your Estimated AWS Charges](https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/monitor_estimated_charges_with_cloudwatch.html) .
     *
     * @struct
     * @stability external
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-properties-logs-metricfilter-dimension.html
     */
    interface DimensionProperty {
        /**
         * The name for the CloudWatch metric dimension that the metric filter creates.
         *
         * Dimension names must contain only ASCII characters, must include at least one non-whitespace character, and cannot start with a colon (:).
         *
         * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-properties-logs-metricfilter-dimension.html#cfn-logs-metricfilter-dimension-key
         */
        readonly key: string;
        /**
         * The log event field that will contain the value for this dimension. This dimension will only be published for a metric if the value is found in the log event. For example, `$.eventType` for JSON log events, or `$server` for space-delimited log events.
         *
         * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-properties-logs-metricfilter-dimension.html#cfn-logs-metricfilter-dimension-value
         */
        readonly value: string;
    }
}
export declare namespace CfnMetricFilter {
    /**
     * `MetricTransformation` is a property of the `AWS::Logs::MetricFilter` resource that describes how to transform log streams into a CloudWatch metric.
     *
     * @struct
     * @stability external
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-properties-logs-metricfilter-metrictransformation.html
     */
    interface MetricTransformationProperty {
        /**
         * (Optional) The value to emit when a filter pattern does not match a log event. This value can be null.
         *
         * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-properties-logs-metricfilter-metrictransformation.html#cfn-logs-metricfilter-metrictransformation-defaultvalue
         */
        readonly defaultValue?: number;
        /**
         * The fields to use as dimensions for the metric. One metric filter can include as many as three dimensions.
         *
         * > Metrics extracted from log events are charged as custom metrics. To prevent unexpected high charges, do not specify high-cardinality fields such as `IPAddress` or `requestID` as dimensions. Each different value found for a dimension is treated as a separate metric and accrues charges as a separate custom metric.
         * >
         * > CloudWatch Logs disables a metric filter if it generates 1000 different name/value pairs for your specified dimensions within a certain amount of time. This helps to prevent accidental high charges.
         * >
         * > You can also set up a billing alarm to alert you if your charges are higher than expected. For more information, see [Creating a Billing Alarm to Monitor Your Estimated AWS Charges](https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/monitor_estimated_charges_with_cloudwatch.html) .
         *
         * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-properties-logs-metricfilter-metrictransformation.html#cfn-logs-metricfilter-metrictransformation-dimensions
         */
        readonly dimensions?: Array<CfnMetricFilter.DimensionProperty | cdk.IResolvable> | cdk.IResolvable;
        /**
         * The name of the CloudWatch metric.
         *
         * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-properties-logs-metricfilter-metrictransformation.html#cfn-logs-metricfilter-metrictransformation-metricname
         */
        readonly metricName: string;
        /**
         * A custom namespace to contain your metric in CloudWatch. Use namespaces to group together metrics that are similar. For more information, see [Namespaces](https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/cloudwatch_concepts.html#Namespace) .
         *
         * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-properties-logs-metricfilter-metrictransformation.html#cfn-logs-metricfilter-metrictransformation-metricnamespace
         */
        readonly metricNamespace: string;
        /**
         * The value that is published to the CloudWatch metric. For example, if you're counting the occurrences of a particular term like `Error` , specify 1 for the metric value. If you're counting the number of bytes transferred, reference the value that is in the log event by using $. followed by the name of the field that you specified in the filter pattern, such as `$.size` .
         *
         * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-properties-logs-metricfilter-metrictransformation.html#cfn-logs-metricfilter-metrictransformation-metricvalue
         */
        readonly metricValue: string;
        /**
         * The unit to assign to the metric. If you omit this, the unit is set as `None` .
         *
         * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-properties-logs-metricfilter-metrictransformation.html#cfn-logs-metricfilter-metrictransformation-unit
         */
        readonly unit?: string;
    }
}
/**
 * Properties for defining a `CfnQueryDefinition`
 *
 * @struct
 * @stability external
 *
 * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-querydefinition.html
 */
export interface CfnQueryDefinitionProps {
    /**
     * A name for the query definition.
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-querydefinition.html#cfn-logs-querydefinition-name
     */
    readonly name: string;
    /**
     * The query string to use for this query definition. For more information, see [CloudWatch Logs Insights Query Syntax](https://docs.aws.amazon.com/AmazonCloudWatch/latest/logs/CWL_QuerySyntax.html) .
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-querydefinition.html#cfn-logs-querydefinition-querystring
     */
    readonly queryString: string;
    /**
     * Use this parameter if you want the query to query only certain log groups.
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-querydefinition.html#cfn-logs-querydefinition-loggroupnames
     */
    readonly logGroupNames?: string[];
}
/**
 * A CloudFormation `AWS::Logs::QueryDefinition`
 *
 * Creates a query definition for CloudWatch Logs Insights. For more information, see [Analyzing Log Data with CloudWatch Logs Insights](https://docs.aws.amazon.com/AmazonCloudWatch/latest/logs/AnalyzingLogData.html) .
 *
 * @cloudformationResource AWS::Logs::QueryDefinition
 * @stability external
 *
 * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-querydefinition.html
 */
export declare class CfnQueryDefinition extends cdk.CfnResource implements cdk.IInspectable {
    /**
     * The CloudFormation resource type name for this resource class.
     */
    static readonly CFN_RESOURCE_TYPE_NAME = "AWS::Logs::QueryDefinition";
    /**
     * A factory method that creates a new instance of this class from an object
     * containing the CloudFormation properties of this resource.
     * Used in the @aws-cdk/cloudformation-include module.
     *
     * @internal
     */
    static _fromCloudFormation(scope: cdk.Construct, id: string, resourceAttributes: any, options: cfn_parse.FromCloudFormationOptions): CfnQueryDefinition;
    /**
     * The ID of the query definition.
     * @cloudformationAttribute QueryDefinitionId
     */
    readonly attrQueryDefinitionId: string;
    /**
     * A name for the query definition.
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-querydefinition.html#cfn-logs-querydefinition-name
     */
    name: string;
    /**
     * The query string to use for this query definition. For more information, see [CloudWatch Logs Insights Query Syntax](https://docs.aws.amazon.com/AmazonCloudWatch/latest/logs/CWL_QuerySyntax.html) .
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-querydefinition.html#cfn-logs-querydefinition-querystring
     */
    queryString: string;
    /**
     * Use this parameter if you want the query to query only certain log groups.
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-querydefinition.html#cfn-logs-querydefinition-loggroupnames
     */
    logGroupNames: string[] | undefined;
    /**
     * Create a new `AWS::Logs::QueryDefinition`.
     *
     * @param scope - scope in which this resource is defined
     * @param id    - scoped id of the resource
     * @param props - resource properties
     */
    constructor(scope: cdk.Construct, id: string, props: CfnQueryDefinitionProps);
    /**
     * Examines the CloudFormation resource and discloses attributes.
     *
     * @param inspector - tree inspector to collect and process attributes
     *
     */
    inspect(inspector: cdk.TreeInspector): void;
    protected get cfnProperties(): {
        [key: string]: any;
    };
    protected renderProperties(props: {
        [key: string]: any;
    }): {
        [key: string]: any;
    };
}
/**
 * Properties for defining a `CfnResourcePolicy`
 *
 * @struct
 * @stability external
 *
 * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-resourcepolicy.html
 */
export interface CfnResourcePolicyProps {
    /**
     * The details of the policy. It must be formatted in JSON, and you must use backslashes to escape characters that need to be escaped in JSON strings, such as double quote marks.
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-resourcepolicy.html#cfn-logs-resourcepolicy-policydocument
     */
    readonly policyDocument: string;
    /**
     * The name of the resource policy.
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-resourcepolicy.html#cfn-logs-resourcepolicy-policyname
     */
    readonly policyName: string;
}
/**
 * A CloudFormation `AWS::Logs::ResourcePolicy`
 *
 * Creates or updates a resource policy that allows other AWS services to put log events to this account. An account can have up to 10 resource policies per AWS Region.
 *
 * @cloudformationResource AWS::Logs::ResourcePolicy
 * @stability external
 *
 * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-resourcepolicy.html
 */
export declare class CfnResourcePolicy extends cdk.CfnResource implements cdk.IInspectable {
    /**
     * The CloudFormation resource type name for this resource class.
     */
    static readonly CFN_RESOURCE_TYPE_NAME = "AWS::Logs::ResourcePolicy";
    /**
     * A factory method that creates a new instance of this class from an object
     * containing the CloudFormation properties of this resource.
     * Used in the @aws-cdk/cloudformation-include module.
     *
     * @internal
     */
    static _fromCloudFormation(scope: cdk.Construct, id: string, resourceAttributes: any, options: cfn_parse.FromCloudFormationOptions): CfnResourcePolicy;
    /**
     * The details of the policy. It must be formatted in JSON, and you must use backslashes to escape characters that need to be escaped in JSON strings, such as double quote marks.
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-resourcepolicy.html#cfn-logs-resourcepolicy-policydocument
     */
    policyDocument: string;
    /**
     * The name of the resource policy.
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-resourcepolicy.html#cfn-logs-resourcepolicy-policyname
     */
    policyName: string;
    /**
     * Create a new `AWS::Logs::ResourcePolicy`.
     *
     * @param scope - scope in which this resource is defined
     * @param id    - scoped id of the resource
     * @param props - resource properties
     */
    constructor(scope: cdk.Construct, id: string, props: CfnResourcePolicyProps);
    /**
     * Examines the CloudFormation resource and discloses attributes.
     *
     * @param inspector - tree inspector to collect and process attributes
     *
     */
    inspect(inspector: cdk.TreeInspector): void;
    protected get cfnProperties(): {
        [key: string]: any;
    };
    protected renderProperties(props: {
        [key: string]: any;
    }): {
        [key: string]: any;
    };
}
/**
 * Properties for defining a `CfnSubscriptionFilter`
 *
 * @struct
 * @stability external
 *
 * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-subscriptionfilter.html
 */
export interface CfnSubscriptionFilterProps {
    /**
     * The Amazon Resource Name (ARN) of the destination.
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-subscriptionfilter.html#cfn-logs-subscriptionfilter-destinationarn
     */
    readonly destinationArn: string;
    /**
     * The filtering expressions that restrict what gets delivered to the destination AWS resource. For more information about the filter pattern syntax, see [Filter and Pattern Syntax](https://docs.aws.amazon.com/AmazonCloudWatch/latest/logs/FilterAndPatternSyntax.html) .
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-subscriptionfilter.html#cfn-logs-subscriptionfilter-filterpattern
     */
    readonly filterPattern: string;
    /**
     * The log group to associate with the subscription filter. All log events that are uploaded to this log group are filtered and delivered to the specified AWS resource if the filter pattern matches the log events.
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-subscriptionfilter.html#cfn-logs-subscriptionfilter-loggroupname
     */
    readonly logGroupName: string;
    /**
     * The method used to distribute log data to the destination, which can be either random or grouped by log stream.
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-subscriptionfilter.html#cfn-logs-subscriptionfilter-distribution
     */
    readonly distribution?: string;
    /**
     * The name of the subscription filter.
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-subscriptionfilter.html#cfn-logs-subscriptionfilter-filtername
     */
    readonly filterName?: string;
    /**
     * The ARN of an IAM role that grants CloudWatch Logs permissions to deliver ingested log events to the destination stream. You don't need to provide the ARN when you are working with a logical destination for cross-account delivery.
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-subscriptionfilter.html#cfn-logs-subscriptionfilter-rolearn
     */
    readonly roleArn?: string;
}
/**
 * A CloudFormation `AWS::Logs::SubscriptionFilter`
 *
 * The `AWS::Logs::SubscriptionFilter` resource specifies a subscription filter and associates it with the specified log group. Subscription filters allow you to subscribe to a real-time stream of log events and have them delivered to a specific destination. Currently, the supported destinations are:
 *
 * - An Amazon Kinesis data stream belonging to the same account as the subscription filter, for same-account delivery.
 * - A logical destination that belongs to a different account, for cross-account delivery.
 * - An Amazon Kinesis Firehose delivery stream that belongs to the same account as the subscription filter, for same-account delivery.
 * - An AWS Lambda function that belongs to the same account as the subscription filter, for same-account delivery.
 *
 * There can be as many as two subscription filters associated with a log group.
 *
 * @cloudformationResource AWS::Logs::SubscriptionFilter
 * @stability external
 *
 * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-subscriptionfilter.html
 */
export declare class CfnSubscriptionFilter extends cdk.CfnResource implements cdk.IInspectable {
    /**
     * The CloudFormation resource type name for this resource class.
     */
    static readonly CFN_RESOURCE_TYPE_NAME = "AWS::Logs::SubscriptionFilter";
    /**
     * A factory method that creates a new instance of this class from an object
     * containing the CloudFormation properties of this resource.
     * Used in the @aws-cdk/cloudformation-include module.
     *
     * @internal
     */
    static _fromCloudFormation(scope: cdk.Construct, id: string, resourceAttributes: any, options: cfn_parse.FromCloudFormationOptions): CfnSubscriptionFilter;
    /**
     * The Amazon Resource Name (ARN) of the destination.
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-subscriptionfilter.html#cfn-logs-subscriptionfilter-destinationarn
     */
    destinationArn: string;
    /**
     * The filtering expressions that restrict what gets delivered to the destination AWS resource. For more information about the filter pattern syntax, see [Filter and Pattern Syntax](https://docs.aws.amazon.com/AmazonCloudWatch/latest/logs/FilterAndPatternSyntax.html) .
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-subscriptionfilter.html#cfn-logs-subscriptionfilter-filterpattern
     */
    filterPattern: string;
    /**
     * The log group to associate with the subscription filter. All log events that are uploaded to this log group are filtered and delivered to the specified AWS resource if the filter pattern matches the log events.
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-subscriptionfilter.html#cfn-logs-subscriptionfilter-loggroupname
     */
    logGroupName: string;
    /**
     * The method used to distribute log data to the destination, which can be either random or grouped by log stream.
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-subscriptionfilter.html#cfn-logs-subscriptionfilter-distribution
     */
    distribution: string | undefined;
    /**
     * The name of the subscription filter.
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-subscriptionfilter.html#cfn-logs-subscriptionfilter-filtername
     */
    filterName: string | undefined;
    /**
     * The ARN of an IAM role that grants CloudWatch Logs permissions to deliver ingested log events to the destination stream. You don't need to provide the ARN when you are working with a logical destination for cross-account delivery.
     *
     * @link http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-logs-subscriptionfilter.html#cfn-logs-subscriptionfilter-rolearn
     */
    roleArn: string | undefined;
    /**
     * Create a new `AWS::Logs::SubscriptionFilter`.
     *
     * @param scope - scope in which this resource is defined
     * @param id    - scoped id of the resource
     * @param props - resource properties
     */
    constructor(scope: cdk.Construct, id: string, props: CfnSubscriptionFilterProps);
    /**
     * Examines the CloudFormation resource and discloses attributes.
     *
     * @param inspector - tree inspector to collect and process attributes
     *
     */
    inspect(inspector: cdk.TreeInspector): void;
    protected get cfnProperties(): {
        [key: string]: any;
    };
    protected renderProperties(props: {
        [key: string]: any;
    }): {
        [key: string]: any;
    };
}