@sap/opentelemetry-exporter-for-sap-cloud-logging/build/exporters/autoconfig/autoCloudLoggingMetricExporter.js

A set of auto-configured OpenTelemetry exporters for SAP Cloud Logging

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.AutoCloudLoggingMetricsExporter = void 0;
const cloudLoggingServiceBindingsProvider_1 = require("../../cf/cloudLoggingServiceBindingsProvider");
const multiMetricExporter_1 = require("../multi/multiMetricExporter");
const cloudLoggingCredentials_1 = require("../../cf/cloudLoggingCredentials");
const tls_1 = require("tls");
const grpc_js_1 = require("@grpc/grpc-js");
const exporter_metrics_otlp_grpc_1 = require("@opentelemetry/exporter-metrics-otlp-grpc");
class AutoCloudLoggingMetricsExporter extends multiMetricExporter_1.MultiMetricExporter {
    constructor(autoConfigExporters = true) {
        super("AutoCloudLoggingMetricsExporter");
        if (autoConfigExporters) {
            this.setupExporters();
        }
    }
    setupExporters() {
        let bindingsProvider = new cloudLoggingServiceBindingsProvider_1.CloudLoggingServiceBindingsProvider();
        let bindings = bindingsProvider.get();
        let exporters = bindings.map(binding => { return this.createExporterForBinding(binding); })
            .filter(exporter => exporter !== undefined);
        this.diagLogger.info(`Setup AutoCloudLoggingMetricsExporter with ${exporters.length} exporter(s)`);
        this.add(...exporters);
    }
    createExporterForBinding(binding) {
        let credentials = cloudLoggingCredentials_1.CloudLoggingCredentials.parse(binding.getCredentials());
        if (!credentials.validate()) {
            return undefined;
        }
        let secureContext = (0, tls_1.createSecureContext)({
            cert: credentials.getClientCert(),
            key: credentials.getClientKey()
        });
        this.diagLogger.info(`Creating OTLP metrics exporter for service binding '${binding.getName()}' (${binding.getLabel()})`);
        return new exporter_metrics_otlp_grpc_1.OTLPMetricExporter({
            url: credentials.getEndpoint(),
            credentials: grpc_js_1.credentials.createFromSecureContext(secureContext),
        });
    }
}
exports.AutoCloudLoggingMetricsExporter = AutoCloudLoggingMetricsExporter;
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