scripts for https://github.com/helm/charts/issues/23971

helm-charts-23971-pr.sh

#!/bin/bash

# See https://github.com/helm/charts/issues/23971

settings() {
    set -eu
    if [ "${DEBUG:-}" = 1 ]; then
        export PS4='+ ($LINENO) '
        set -x
    fi
}

requirements() {
    for c in git gh; do
        if ! command -v $c > /dev/null 2>&1; then
            echo "$c could not be found"
            exit 1
        fi
    done
}

validate_input() {
    if [ -z "$1" ] || [ ! -f "$1"/Chart.yaml ]; then
        echo "You must supply a chart path"
        ecit 1
    fi
}

checkout_branch() {
    git checkout -b 23971-$(echo "$1" | tr '/' '-')
}

add_commit() {
    git add -p "$1"
    git commit -s -m "[$1] update chart repo dependency references"
}

pr() {
    # gh pr create -w -b 'See #23971'
    gh pr create -b 'See #23971'
}

stash() {
    git stash
}

master() {
    git checkout master
}

pop() {
    git stash pop
}

settings
requirements
validate_input "$@"
checkout_branch "$@"
add_commit "$@"
pr
stash
master
pop

helm-charts-23971.sh

#!/bin/bash

# See https://github.com/helm/charts/issues/23971

settings() {
    set -eu
    if [ "${DEBUG:-}" = 1 ]; then
        export PS4='+ ($LINENO) '
        set -x
    fi
}

validate_input() {
    # shellcheck disable=SC2235
    if [ -z "${1:-}" ] || ([ "$1" != 'stable' ] && [ "$1" != 'incubator' ]); then
        echo "You must specify the repo: stable or incubator"
        exit 1
    fi
}

requirements() {
    for c in helm git sed grep; do
        if ! command -v $c > /dev/null 2>&1; then
            echo "$c could not be found"
            exit 1
        fi
    done
}

find_deprecated() {
    deprecated=$(grep -e 'deprecated: true' "$1"/*/Chart.yaml | cut -d'/' -f1-2 | uniq)
    export deprecated="$deprecated"
}

find_parent_charts() {
    parent_charts=$(grep -e kubernetes-charts.storage.googleapis.com -e kubernetes-charts-incubator.storage.googleapis.com "$1"/*/requirements.yaml | cut -d'/' -f1-2 | uniq)
    # Remove deprecated charts
    parent_charts=$(comm -13 <(echo "$deprecated") <(echo "$parent_charts"))
    export parent_charts="$parent_charts"
}

replace_url() {
    for c in $parent_charts; do
        sed -i '' 's,https://kubernetes-charts.storage.googleapis.com.*,https://charts.helm.sh/stable,g' "$c"/requirements.yaml
        sed -i '' 's,https://kubernetes-charts-incubator.storage.googleapis.com.*,https://charts.helm.sh/incubator,g' "$c"/requirements.yaml
    done
}

build_lock_files() {
    for c in $parent_charts; do
        echo "building $c"
        [ -f "$c"/requirements.lock ] && rm "$c"/requirements.lock
        helm2 dependency update --skip-refresh "$c"
    done
}

bump_versions() {
    for c in $parent_charts; do
        old=$(sed -n -e 's/^version: //p' "$c"/Chart.yaml | sed s/\"//g)
        # Bump PATCH. See https://github.com/tomologic/bump-semver/blob/master/bump.sh
        new=$(echo $old | awk -F. -v a="0" -v b="0" -v c="1" '{printf("%d.%d.%d", $1+a, $2+b , $3+c)}')
        sed -i '' "s,$old,$new,g" "$c"/Chart.yaml
    done
}

settings
validate_input "$@"
requirements
find_deprecated "$@"
find_parent_charts "$@"
replace_url "$@"
build_lock_files
bump_versions

usage:

First make local changes for either incubator or stable:

$ ./helm-charts-23971.sh incubator

Then one chart at a time, create the local branch, interactive add, commit, and create PR:

$ ./helm-charts-23971-pr.sh incubator/druid