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Add OpenTelemetry HTTP and Express instrumentations

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This commit is contained in:
Simon Larsen 2024-02-22 16:54:34 +00:00
parent b12582ab67
commit 5dc625c34b
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GPG Key ID: AB45983AA9C81CDE
3 changed files with 20 additions and 6 deletions
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22
CommonServer/Utils/Telemetry.ts
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@ -7,7 +7,8 @@ import {
} from '@opentelemetry/sdk-metrics';
import Dictionary from 'Common/Types/Dictionary';
import { AWSXRayIdGenerator } from '@opentelemetry/id-generator-aws-xray';
import { getNodeAutoInstrumentations } from '@opentelemetry/auto-instrumentations-node';
import { HttpInstrumentation } from '@opentelemetry/instrumentation-http';
import { ExpressInstrumentation } from '@opentelemetry/instrumentation-express';
import { OTLPLogExporter } from '@opentelemetry/exporter-logs-otlp-http';
import {
BatchLogRecordProcessor,
@ -23,6 +24,7 @@ import {
import { Resource } from '@opentelemetry/resources';
import { SemanticResourceAttributes } from '@opentelemetry/semantic-conventions';
import { Logger, logs } from '@opentelemetry/api-logs';
import { CompressionAlgorithm } from '@opentelemetry/otlp-exporter-base';
export default class OneUptimeTelemetry {
public static sdk: opentelemetry.NodeSDK | null = null;
@ -93,7 +95,13 @@ export default class OneUptimeTelemetry {
}
public static init(data: { serviceName: string }): opentelemetry.NodeSDK {
if (!this.sdk) {
const headers: Dictionary<string> = this.getHeaders();
console.log(headers);
let traceExporter: SpanExporter = new ConsoleSpanExporter();
let metricReader: PeriodicExportingMetricReader =
@ -104,7 +112,7 @@ export default class OneUptimeTelemetry {
if (this.getOltpTracesEndpoint()) {
traceExporter = new OTLPTraceExporter({
url: this.getOltpTracesEndpoint()!.toString(),
headers: this.getHeaders(),
headers: headers,
});
}
@ -112,7 +120,7 @@ export default class OneUptimeTelemetry {
metricReader = new PeriodicExportingMetricReader({
exporter: new OTLPMetricExporter({
url: this.getOltpMetricsEndpoint()!.toString(),
headers: this.getHeaders(),
headers: headers,
}),
});
}
@ -122,7 +130,8 @@ export default class OneUptimeTelemetry {
if (this.getOltpLogsEndpoint()) {
const logExporter: OTLPLogExporter = new OTLPLogExporter({
url: this.getOltpLogsEndpoint()!.toString(),
headers: this.getHeaders(),
headers: headers,
compression: CompressionAlgorithm.GZIP,
});
loggerProvider.addLogRecordProcessor(
@ -143,7 +152,10 @@ export default class OneUptimeTelemetry {
traceExporter: traceExporter,
metricReader: metricReader as any,
logRecordProcessor: loggerProvider as any,
instrumentations: [getNodeAutoInstrumentations()],
instrumentations: [
new HttpInstrumentation(),
new ExpressInstrumentation()
],
resource: this.getResource({
serviceName: data.serviceName,
}),

2
Ingestor/API/OTelIngest.ts
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@ -63,6 +63,8 @@ class OpenTelemetryRequestMiddleware {
try {
let productType: ProductType;
debugger;
const isProtobuf: boolean = req.body instanceof Uint8Array;
if (req.url.includes('/otlp/v1/traces')) {

2
config.example.env
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@ -170,7 +170,7 @@ BILLING_PRIVATE_KEY=
# Use this when you want to disable incident creation.
DISABLE_AUTOMATIC_INCIDENT_CREATION=false
# You can set the env var to http://otel-collector:4317 if you want instrumentation to be sent to otel collector.
# You can set the env var to http://otel-collector:4318 if you want instrumentation to be sent to otel collector.
OTEL_EXPORTER_OTLP_ENDPOINT=
# You can set the env var to "x-oneuptime-service-token=<YOUR_ONEUPTIME_SERVICE_TOKEN>"