From bf08bc937686ca288abd1cefac3aa3cc148d7f1a Mon Sep 17 00:00:00 2001
From: Daniel Hiller <daniel.hiller.1972@gmail.com>
Date: Fri, 9 Oct 2020 14:40:41 +0200
Subject: [PATCH] Add dry run -d flag pass through

Signed-off-by: Daniel Hiller <daniel.hiller.1972@gmail.com>
---
 scripts/create-latest-release.sh | 52 ++++++++++++++++++++++++++++----
 1 file changed, 46 insertions(+), 6 deletions(-)

diff --git a/scripts/create-latest-release.sh b/scripts/create-latest-release.sh
index 4b085d6..bbfac09 100755
--- a/scripts/create-latest-release.sh
+++ b/scripts/create-latest-release.sh
@@ -2,18 +2,58 @@
 
 set -euo pipefail
 
+function usage() {
+    cat <<EOF
+create krew packages for virtctl
+
+usage: $0 [-h|--help]
+       $0 [-d|--dry-run]
+
+    options:
+        -h|--help       show this help text
+        -d|--dry-run    only create packages and test install, do not upload release
+                        and create pull request
+
+    example:
+
+        $0
+
+        creates krew virt packages from latest KubeVirt release
+
+EOF
+}
+
+DRY_RUN=""
+for i in "$@"; do
+    case $i in
+    -d | --dry-run)
+        DRY_RUN="$i"
+        shift
+        ;;
+    -h | --help)
+        usage
+        exit 0
+        ;;
+    *) ;;
+
+    esac
+done
+
 KUBEVIRT_RELEASE_VERSION=$(
-    curl --fail -s https://api.github.com/repos/kubevirt/kubevirt/releases \
-        | jq -r '(.[].tag_name | select( test("-(rc|alpha|beta)") | not ) )' \
-        | sort -rV | head -1 | xargs
+    curl --fail -s https://api.github.com/repos/kubevirt/kubevirt/releases |
+        jq -r '(.[].tag_name | select( test("-(rc|alpha|beta)") | not ) )' |
+        sort -rV | head -1 | xargs
 )
 
-[ -z "$KUBEVIRT_RELEASE_VERSION" ] && (echo "Failed to retrieve latest KubeVirt version!" ; exit 1)
-
+[ -z "$KUBEVIRT_RELEASE_VERSION" ] && (
+    echo "Failed to retrieve latest KubeVirt version!"
+    exit 1
+)
 
 # /repos/:owner/:repo/releases/tags/:tag
 
 set +e
+# shellcheck disable=SC2034  # Unused variable left for readability
 release=$(
     curl --silent --fail \
         "https://api.github.com/repos/kubevirt/kubectl-virt-plugin/releases/tags/$KUBEVIRT_RELEASE_VERSION" \
@@ -30,4 +70,4 @@ fi
 echo "Preparing packages for release $KUBEVIRT_RELEASE_VERSION..."
 
 # shellcheck source=scripts/functions.sh
-"$(dirname "${BASH_SOURCE[0]}")/create-release.sh" "$KUBEVIRT_RELEASE_VERSION"
+"$(dirname "${BASH_SOURCE[0]}")/create-release.sh" "$DRY_RUN" "$KUBEVIRT_RELEASE_VERSION"