README
Mirrorbits
Mirrorbits is a geographical download redirector written in Go for distributing files efficiently across a set of mirrors. It offers a simple and economic way to create a Content Delivery Network layer using a pure software stack. It is primarily designed for the distribution of large-scale Open-Source projects with a lot of traffic.
Main Features
- Blazing fast, can reach 8K QPS on a single laptop
- Easy to deploy and maintain, everything is packed in a single binary
- Automatic synchronization with the mirrors over rsync or FTP
- Response can be either JSON or HTTP redirect
- Support partial repositories
- Complete checksum / size control
- Realtime monitoring and reports
- Disable misbehaving mirrors without human intervention
- Realtime decision making based on location, AS number and defined rules
- Smart load-balancing over multiple mirrors in the same area to avoid hotspots
- Ability to adjust the weight of each mirror
- Limit access to a country, region or ASN for any mirror
- Clustering (multiple mirrorbits instances)
- High-availability using redis-sentinel
- Automatically fix timezone offsets for broken mirrors
- Realtime statistics per file / mirror / date
- Realtime reconfiguration
- Seamless binary upgrade (aka zero downtime upgrade)