andromeda

Platform agnostic GSLB frontend with OpenStack-like API

Andromeda is a OpenStack like REST API Fronted for Global Loadbalancing as a Service (GLbaaS). It can support multiple backends, called provider. Features:

• Multi-tenant capable
• keystone authentication
• OpenStack policy files
• Prometheus metrics
• Rate limiting
• OpenStack like Quota API
• Multiple Database backends supported
  • PostgreSQL
  • MariaDB (Warning, MySQL/Percona is not supported)
  • CockroachDB

Currently it supports following provider:

• F5 BigIP DNS
• Akamai

API Documentation: https://sapcc.github.io/andromeda/

CLI Client

Andromeda provides a reference CLI client called m31ctl that uses the REST API of Andromeda.

Running Requirements

• go 1.19
• NATS
• SQL Database (PostgreSQL/MariaDB/CockroachDB)

Optional development requirements (needed to re-create meta sources)

• swagger https://github.com/go-swagger/go-swagger/blob/master/docs/install.md
• protoc https://grpc.io/docs/protoc-installation/
• protoc-gen-go https://github.com/golang/protobuf
• protoc-gen-micro v3 https://github.com/asim/go-micro/tree/v3/cmd/protoc-gen-micro

Build

• Build andromeda and m31ctl: $ make
• Rebuild swagger metafiles: $ make swagger

Example Architecture

flowchart TB
    A[User region A] -->|Rest API| C(andromeda-api)
    B[User region B] -->|Rest API| D(andromeda-api)
    M[User region C] -->|Rest API| O(andromeda-api)
    C & D & O <--> NATS
    C ---> db1[(Database)]
    D ----> db2[(Database)]
    O ---> db3[(Database)]
    
    subgraph Distributed Database
    
    db1 ---|sync| db2
    db2 ---|sync| db3
    end
    subgraph NATS
    N[NATS message bus]
    end

    
    NATS --> andromeda-worker-1
    NATS --> andromeda-worker-2
    NATS --> andromeda-worker-3

License

• APACHE LICENSE, VERSION 2.0
• Text version: https://www.apache.org/licenses/LICENSE-2.0.txt
• SPDX short identifier: Apache-2.0
• OSI Approved License: https://opensource.org/licenses/Apache-2.0