build.sh

#!/bin/sh

carton install

rm -f tarball.tgz
tar zcvf tarball.tgz cpanfile* x.pl

docker build -t t .

docker run -it --rm t

cpanfile

requires 'JSON::XS';

Dockerfile

FROM perl

WORKDIR /perl
ENTRYPOINT ["carton", "exec"]

RUN cpanm -n Carton

COPY tarball.tgz /perl
RUN cd /perl && tar zxf tarball.tgz && carton install --deployment

CMD ["./x.pl"]

x.pl

#!/usr/bin/env perl

use JSON::XS;

print "we are ok\n";