DCOS Signal Service

The signal service is a passive data forwarding service for telemetry and analytics gathering. The signal service acts as a middleware which runs GET requests to 3DT, Mesos, and Cosmos on masters on a systemd timer.

SegmentIO Library Used

SegmentIO

Build

make build

Run

You can run an example with the run script:

dcos-signal

This will query a running 3DT environment and post the results to segmentIO.

Test

Unittest:

make test

Integration test locally:

netcat -lk 4444 &
go run dcos_signal.go -v -test-url http://localhost:4444

Integration test in an actually integrated scenario:

ssh myuser@mymaster.com
netcat -lk 4444 &
./dcos_signal -v -test-url http://localhost:4444

CLI Arguments

Usage:
  -c                string | Path to dcos-signal-service.conf. (default "/opt/mesosphere/etc/dcos-signal-config.json")
  
  -cluster-id-path  string | Override path to DCOS anonymous ID. (default "/var/lib/dcos/cluster-id")
  
  -segment-key      string | Key for segmentIO.

  -test-url         string | URL to send would-be SegmentIO data to as JSON blob.
  
  -v                  bool | Verbose logging mode.
  
  -version            bool | Print version and exit.