@aws-cdk/aws-events-targets/lib/log-group.js

"use strict";
var _a;
Object.defineProperty(exports, "__esModule", { value: true });
exports.CloudWatchLogGroup = void 0;
const jsiiDeprecationWarnings = require("../.warnings.jsii.js");
const JSII_RTTI_SYMBOL_1 = Symbol.for("jsii.rtti");
const iam = require("@aws-cdk/aws-iam");
const cdk = require("@aws-cdk/core");
const core_1 = require("@aws-cdk/core");
const log_group_resource_policy_1 = require("./log-group-resource-policy");
const util_1 = require("./util");
/**
 * Use an AWS CloudWatch LogGroup as an event rule target.
 */
class CloudWatchLogGroup {
    constructor(logGroup, props = {}) {
        this.logGroup = logGroup;
        this.props = props;
        try {
            jsiiDeprecationWarnings._aws_cdk_aws_events_targets_LogGroupProps(props);
        }
        catch (error) {
            if (process.env.JSII_DEBUG !== "1" && error.name === "DeprecationError") {
                Error.captureStackTrace(error, this.constructor);
            }
            throw error;
        }
    }
    /**
     * Returns a RuleTarget that can be used to log an event into a CloudWatch LogGroup
     */
    bind(_rule, _id) {
        // Use a custom resource to set the log group resource policy since it is not supported by CDK and cfn.
        const resourcePolicyId = `EventsLogGroupPolicy${cdk.Names.nodeUniqueId(_rule.node)}`;
        const logGroupStack = cdk.Stack.of(this.logGroup);
        if (!this.logGroup.node.tryFindChild(resourcePolicyId)) {
            new log_group_resource_policy_1.LogGroupResourcePolicy(logGroupStack, resourcePolicyId, {
                policyStatements: [new iam.PolicyStatement({
                        effect: iam.Effect.ALLOW,
                        actions: ['logs:PutLogEvents', 'logs:CreateLogStream'],
                        resources: [this.logGroup.logGroupArn],
                        principals: [new iam.ServicePrincipal('events.amazonaws.com')],
                    })],
            });
        }
        return {
            ...util_1.bindBaseTargetConfig(this.props),
            arn: logGroupStack.formatArn({
                service: 'logs',
                resource: 'log-group',
                arnFormat: core_1.ArnFormat.COLON_RESOURCE_NAME,
                resourceName: this.logGroup.logGroupName,
            }),
            input: this.props.event,
            targetResource: this.logGroup,
        };
    }
}
exports.CloudWatchLogGroup = CloudWatchLogGroup;
_a = JSII_RTTI_SYMBOL_1;
CloudWatchLogGroup[_a] = { fqn: "@aws-cdk/aws-events-targets.CloudWatchLogGroup", version: "1.156.1" };
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