Captain

Captain is a computation worker node in project Armada. It runs task container in Docker deployed by application deployers.

What is this?

When a machine wants to join Armada system and contributes its computation power, it needs to run this captain module to manage its local task containers and connect to other modules in Armada. It includes receive application deployment requests, set up task Docker containers, container configuration, and internal network connections. Note that the captain module will access to the local Docker engine to perform container-related operations. The resource contribued to Armada is limited to the resources allocated to Docker engine.

Quick Start

Prerequisites: Docker

To download the spinner image run:
docker pull armadaumn/captain:latest
To start the spinner just run:
docker run -it --rm -v /var/run/docker.sock:/var/run/docker.sock armadaumn/captain:latest $SERVER_TYPE $LOC $TAG $SPINNER_URL
Arguments:

• $SERVER_TYPE: indicate the type of the current machine, "Sserver" for a local server, "volunteer" for a personal machine.
• $LOC: The location of the current machine. The captain module can locate the machine automatically, so this field is just a placeholder for now.
• $TAG: Any tag for the machine.
• $SPINNER_URL: the ip address of the spinner

Build from the source

Prerequisites: Go environment, Docker

Build and run spinner:

git clone https://github.com/armadanet/captain.git
cd captain/build
make build
make run