matrix-public-archive

History

Eric Eastwood 27863a1945 Iterate on `crossorigin` language in `Link` preload header comments (#186 ) Hopefully more accurate now 🤞		2023-04-26 04:05:11 -05:00
..
child-process-runner	Only `require.resolve(...)` the path once (#180 )	2023-04-25 00:50:43 -05:00
hydrogen-render	Fix scripts not loading from the production ready build PR (#183 )	2023-04-25 03:54:49 -05:00
lib	Iterate on `crossorigin` language in `Link` preload header comments (#186 )	2023-04-26 04:05:11 -05:00
middleware	Add route identifiers for easy metric reporting (#173 )	2023-04-19 15:09:51 -05:00
routes	Production ready build (#175 )	2023-04-24 23:50:53 -05:00
tracing	Add domain to tracing service to distinguish different Matrix public archive instances (#76 )	2022-10-11 16:03:33 -05:00
README.md	Add available Jaeger port (#48 )	2022-08-29 14:08:15 -05:00
server.js	Enable tracing by config so we can enable from argv, env variable, or config file (#41 )	2022-07-14 11:26:53 -05:00
start-dev.js	Make sure to restart the server after Vite `manifest.json` changes (#184 )	2023-04-26 02:09:46 -05:00

README.md

Tracing

Run the app with the OpenTelemetry tracing.

npm run start -- --tracing
# or
npm run start-dev -- --tracing

Manually:

node --require './server/tracing.js' server/server.js

Traces are made up of many spans. Each span defines a traceId which it is associated with.

Viewing traces in Jaeger

Dashboard where users can see visualisations -> http://localhost:16686

via https://www.jaegertracing.io/docs/1.35/getting-started/

docker run -d --name jaeger \
  -e COLLECTOR_ZIPKIN_HOST_PORT=:9411 \
  -e COLLECTOR_OTLP_ENABLED=true \
  -p 6831:6831/udp \
  -p 6832:6832/udp \
  -p 5778:5778 \
  -p 5775:5775/udp \
  -p 16686:16686 \
  -p 4317:4317 \
  -p 4318:4318 \
  -p 14250:14250 \
  -p 14268:14268 \
  -p 14269:14269 \
  -p 9411:9411 \
  jaegertracing/all-in-one:1.35

Port	Protocol	Component	Function
6831	UDP	agent	accept jaeger.thrift over Thrift-compact protocol (used by most SDKs)
6832	UDP	agent	accept jaeger.thrift over Thrift-binary protocol (used by Node.js SDK)
5775	UDP	agent	(deprecated) accept zipkin.thrift over compact Thrift protocol (used by legacy clients only)
5778	HTTP	agent	serve configs (sampling, etc.)
16686	HTTP	query	serve frontend
4317	HTTP	collector	accept OpenTelemetry Protocol (OTLP) over gRPC, if enabled
4318	HTTP	collector	accept OpenTelemetry Protocol (OTLP) over HTTP, if enabled
14268	HTTP	collector	accept jaeger.thrift directly from clients
14250	HTTP	collector	accept model.proto
9411	HTTP	collector	Zipkin compatible endpoint (optional)

With Service Performance Monitoring (SPM)