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#!/bin/bash
set -e
usage() {
cat << EOF
Usage: $0 [OPTIONS]
Compare a given Docker image package versions against the prod image.
Options:
-g, --gpu Compare GPU images.
-b, --base The base image to diff against.
-t, --target The image to diff against the base image.
Default is the locally built image.
-p, --package Only show diff for this package and its dependencies.
EOF
}
BASE_IMAGE_TAG='gcr.io/kaggle-images/python:latest'
BASE_IMAGE_TAG_OVERRIDE=''
TARGET_IMAGE_TAG='kaggle/python-build'
TARGET_IMAGE_TAG_OVERRIDE=''
PACKAGE_NAME=''
while :; do
case "$1" in
-h|--help)
usage
exit
;;
-g|--gpu)
BASE_IMAGE_TAG='gcr.io/kaggle-private-byod/python:latest'
TARGET_IMAGE_TAG='kaggle/python-gpu-build'
;;
-b|--base)
if [[ -z "$2" ]]; then
usage
printf 'ERROR: No IMAGE specified after the %s flag.\n' "$1" >&2
exit
fi
BASE_IMAGE_TAG_OVERRIDE="$2"
shift # skip the flag value
;;
-t|--target)
if [[ -z "$2" ]]; then
usage
printf 'ERROR: No IMAGE specified after the %s flag.\n' "$1" >&2
exit
fi
TARGET_IMAGE_TAG_OVERRIDE="$2"
shift # skip the flag value
;;
-p|--package)
if [[ -z "$2" ]]; then
usage
printf 'ERROR: No PACKAGE specified after the %s flag.\n' "$1" >&2
exit
fi
PACKAGE_NAME="$2"
shift # skip the flag value
;;
-?*)
usage
printf 'ERROR: Unknown option: %s\n' "$1" >&2
exit
;;
*)
break
esac
shift
done
if [[ -n "$BASE_IMAGE_TAG_OVERRIDE" ]]; then
BASE_IMAGE_TAG="$BASE_IMAGE_TAG_OVERRIDE"
fi
if [[ -n "$TARGET_IMAGE_TAG_OVERRIDE" ]]; then
TARGET_IMAGE_TAG="$TARGET_IMAGE_TAG_OVERRIDE"
fi
readonly BASE_IMAGE_TAG
readonly TARGET_IMAGE_TAG
echo "Base: $BASE_IMAGE_TAG"
echo "Target: $TARGET_IMAGE_TAG"
if [[ "$BASE_IMAGE_TAG" == "gcr.io/"* ]]; then
docker pull "$BASE_IMAGE_TAG"
fi
if [[ -n "$PACKAGE_NAME" ]]; then
echo "Package: $PACKAGE_NAME"
CMDS=("python /tools/pip_list_versions.py $PACKAGE_NAME | sort")
else
CMDS=("pip list --format=freeze" 'cat /etc/os-release | grep -oP "PRETTY_NAME=\"\K([^\"]*)"' "uname -r" "dpkg --list | awk '{print \$2\"==\"\$3}'")
fi
for cmd in "${CMDS[@]}"; do
echo "== Comparing $cmd =="
diff --suppress-common-lines --side-by-side \
<(docker run -v $PWD/tools:/tools --rm "$BASE_IMAGE_TAG" /bin/bash -c "$cmd") \
<(docker run -v $PWD/tools:/tools --rm "$TARGET_IMAGE_TAG" /bin/bash -c "$cmd") \
&& echo 'No diff' || true
done