dotcloud/docker

#!/usr/bin/env bash
set -e

SCRIPTDIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
source "${SCRIPTDIR}/.validate"

IFS=$'\n'
files=($(validate_diff --diff-filter=ACMR --name-only -- 'pkg/*.go' || true))
unset IFS

badFiles=()
for f in "${files[@]}"; do
    IFS=$'\n'
    badImports=($(go list -e -f '{{ join .Deps "\n" }}' "$f" | sort -u \
        | grep -vE '^github.com/docker/docker/pkg/' \
        | grep -vE '^github.com/docker/docker/vendor' \
        | grep -vE '^github.com/docker/docker/internal' \
        | grep -E '^github.com/docker/docker' \
        || true))
    unset IFS

    for import in "${badImports[@]}"; do
        badFiles+=("$f imports $import")
    done
done

if [ ${#badFiles[@]} -eq 0 ]; then
    echo 'Congratulations!  Packages in "./pkg/..." are safely isolated from internal code.'
else
    {
        echo 'These files import internal code: (either directly or indirectly)'
        for f in "${badFiles[@]}"; do
            echo " - $f"
        done
        echo
    } >&2
    false
fi