dockerfile_of_hello-world

hello-world API

Simple Web API container that just returns "hello-world" on HTTP request.

• Listen Port: 8080

Local Usage

build

docker build -t hello-world . && docker image prune -f

For ARM32v6 architecture. (RaspberryPi Zero)

docker build -f ./Dockerfile.arm32v6 -t hello-world . && docker image prune -f

Run

docker run --rm -d -p 8888:8080 --name hello hello-world

Action

curl http://localhost:8888/

Troubleshoot

port is already allocated error

If you get the below error on docker run, change the port to another such like -p 8889:8080. The port 8888 is already in use.

docker: Error response from daemon: driver failed programming external connectivity on endpoint hello (...): Bind for 0.0.0.0:8888 failed: port is already allocated.