Apache Traffic Control is an Open Source implementation of a Content Delivery Network

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Apache Traffic Control

Apache Traffic Control allows you to build a large scale content delivery network using open source. Built around Apache Traffic Server as the caching software, Traffic Control implements all the core functions of a modern CDN.

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GitHub release (latest SemVer) Github commits since release

Build Status [^1]

Build Status Documentation Status

Code Status [^1]

Weasel License Checks Go Formatting Go Vet
CodeQL - C++
CodeQL - Go
CodeQL - Java
CodeQL - Javascript
CodeQL - Python

Test Status [^1]

ComponentUnit TestsIntegration Tests
Go LibrariesGo Lib Unit Tests Codecov-
Traffic OpsTraffic Ops Unit Tests CodecovTO Go Client Integration Tests Codecov
Traffic RouterTraffic Router Tests CodecovTR Ultimate Test Harness
Traffic MonitorTraffic Monitor Unit Tests CodecovTM Integration Tests
T3CT3C Unit Tests CodecovT3C Integration Tests
Traffic StatsTraffic Stats Unit Tests Codecov-
GroveGrove Unit Tests Codecov-
Traffic Portal-TP Integration Tests
TCHC-TC Health Client Integration Tests

Documentation [^2]

Components [^2]

  • Traffic Ops is the RESTful API service for management and monitoring of all servers in the CDN.
  • Traffic Portal is the web GUI for managing and monitoring the CDN via the Traffic Ops API.
  • Traffic Router uses DNS and HTTP302 to redirect clients to the closest available cache on the CDN.
  • Traffic Monitor uses HTTP to poll the health of caches and provide this information to Traffic Router.
  • Traffic Stats acquires and stores real-time metrics and statistics into an InfluxDB for charting and alerting.



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[^1]: *Status links point to the unreleased master branch

[^2]: Documentation links point to the latest which is the unreleased master branch and are neither stable nor necessarily accurate for any given supported release.