From 072a634d5a2c6f18da6214e70fab0430bc76fec5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Reinhard=20N=C3=A4gele?= <unguiculus@gmail.com>
Date: Thu, 29 Oct 2020 22:10:35 +0100
Subject: [PATCH] Add config option (#50)

---
 README.md |  1 +
 cr.sh     | 33 ++++++++++++++++++++++++++++++---
 main.sh   |  4 ++++
 3 files changed, 35 insertions(+), 3 deletions(-)

diff --git a/README.md b/README.md
index ecc1a97..10a2706 100644
--- a/README.md
+++ b/README.md
@@ -16,6 +16,7 @@ A GitHub action to turn a GitHub project into a self-hosted Helm chart repo, usi
 For more information on inputs, see the [API Documentation](https://developer.github.com/v3/repos/releases/#input)
 
 - `version`: The chart-releaser version to use (default: v1.0.0)
+- `config`: Optional config file for chart-releaser
 - `charts_dir`: The charts directory
 - `charts_repo_url`: The GitHub Pages URL to the charts repo (default: `https://<owner>.github.io/<project>`)
 
diff --git a/cr.sh b/cr.sh
index 3d784f1..23efb3b 100755
--- a/cr.sh
+++ b/cr.sh
@@ -26,6 +26,7 @@ Usage: $(basename "$0") <options>
 
     -h, --help               Display help
     -v, --version            The chart-releaser version to use (default: $DEFAULT_CHART_RELEASER_VERSION)"
+        --config             The path to the chart-releaser config file
     -d, --charts-dir         The charts directory (default: charts)
     -u, --charts-repo-url    The GitHub Pages URL to the charts repo (default: https://<owner>.github.io/<repo>)
     -o, --owner              The repo owner
@@ -35,6 +36,7 @@ EOF
 
 main() {
     local version="$DEFAULT_CHART_RELEASER_VERSION"
+    local config=
     local charts_dir=charts
     local owner=
     local repo=
@@ -89,6 +91,16 @@ parse_command_line() {
                 show_help
                 exit
                 ;;
+            --config)
+                if [[ -n "${2:-}" ]]; then
+                    config="$2"
+                    shift
+                else
+                    echo "ERROR: '--config' cannot be empty." >&2
+                    show_help
+                    exit 1
+                fi
+                ;;
             -v|--version)
                 if [[ -n "${2:-}" ]]; then
                     version="$2"
@@ -207,18 +219,33 @@ lookup_changed_charts() {
 package_chart() {
     local chart="$1"
 
+    local args=(--package-path .cr-release-packages)
+    if [[ -n "$config" ]]; then
+        args+=(--config "$config")
+    fi
+
     echo "Packaging chart '$chart'..."
-    cr package --package-path .cr-release-packages
+    cr package "${args[@]}"
 }
 
 release_charts() {
+    local args=(-o "$owner" -r "$repo" -c "$(git rev-parse HEAD)")
+    if [[ -n "$config" ]]; then
+        args+=(--config "$config")
+    fi
+
     echo 'Releasing charts...'
-    cr upload -o "$owner" -r "$repo" -c "$(git rev-parse HEAD)"
+    cr upload "${args[@]}"
 }
 
 update_index() {
+    local args=(-o "$owner" -r "$repo" -c "$charts_repo_url" --push)
+    if [[ -n "$config" ]]; then
+        args+=(--config "$config")
+    fi
+
     echo 'Updating charts repo index...'
-    cr index -o "$owner" -r "$repo" -c "$charts_repo_url" --push
+    cr index "${args[@]}"
 }
 
 main "$@"
diff --git a/main.sh b/main.sh
index 6032f01..5ce9c2c 100755
--- a/main.sh
+++ b/main.sh
@@ -31,6 +31,10 @@ main() {
         args+=(--version "${INPUT_VERSION}")
     fi
 
+    if [[ -n "${INPUT_CONFIG:-}" ]]; then
+        args+=(--config "${INPUT_CONFIG}")
+    fi
+
     if [[ -n "${INPUT_CHARTS_REPO_URL:-}" ]]; then
         args+=(--charts-repo-url "${INPUT_CHARTS_REPO_URL}")
     fi