From 5deaf667c98f3c300645b0f3d995e13528eced8b Mon Sep 17 00:00:00 2001
From: Sunny Song <sunnycat@google.com>
Date: Mon, 28 Nov 2022 21:06:42 -0800
Subject: [PATCH] Add wrapper script for sidecar release

---
 go-modules-update.sh | 126 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 126 insertions(+)
 create mode 100755 go-modules-update.sh

diff --git a/go-modules-update.sh b/go-modules-update.sh
new file mode 100755
index 000000000..38ed8f910
--- /dev/null
+++ b/go-modules-update.sh
@@ -0,0 +1,126 @@
+#!/bin/sh -x
+
+# Copyright 2023 The Kubernetes Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+
+# Usage: go-modules-update.sh
+#
+# Batch update dependencies for sidecars.
+#
+# Required environment variables
+# CSI_RELEASE_TOKEN: Github token needed for generating release notes
+# GITHUB_USER: Github username to create PRs with
+#
+# Instructions:
+# 1. Login with "gh auth login"
+# 2. Copy this script to the kubernetes-csi directory (one directory above the
+# repos)
+# 3. Update the repos and branches
+# 4. Set environment variables
+# 5. Run script from the kubernetes-csi directory
+#
+# Caveats:
+# - This script doesn't handle interface incompatibility of updates.
+
+
+die () {
+    echo >&2 "$@"
+    exit 1
+}
+
+MAX_RETRY=10
+
+# Get the options
+while getopts ":u:v:" option; do
+   case $option in
+      u) # Set username
+         username=$OPTARG;;
+      v) # Set version
+         v=$OPTARG;;
+     \?) # Invalid option
+         echo "Error: Invalid option: $OPTARG"
+         exit;;
+   esac
+done
+
+# Only need to do this once
+gh auth login || die "gh auth login failed"
+
+while read -r repo branches; do
+    if [ "$repo" != "#" ]; then
+    (
+        cd "$repo" || die "$repo: does not exit"
+        git fetch origin || die "$repo: git fetch"
+        for i in $branches; do
+            if [ "$(git rev-parse --verify "module-update-$i" 2>/dev/null)" ]; then
+                git checkout master && git branch -d "module-update-$i"
+            fi
+            git checkout -B "module-update-$i" "origin/$i" || die "$repo:$i checkout"
+            rm -rf .git/MERGE*
+            if ! git subtree pull --squash --prefix=release-tools https://github.com/kubernetes-csi/csi-release-tools.git master; then
+                # Sometimes "--squash" leads to merge conflicts. Because we know that "release-tools"
+                # is an unmodified copy of csi-release-tools, we can automatically resolve that
+                # by replacing it completely.
+                if [ -e .git/MERGE_MSG ] && [ -e .git/FETCH_HEAD ] && grep -q "^# Conflict" .git/MERGE_MSG; then
+                    rm -rf release-tools
+                    mkdir release-tools
+                    git archive FETCH_HEAD  | tar -C release-tools -xf - || die "failed to re-create release-tools from FETCH_HEAD"
+                    git add release-tools || die "add release-tools"
+                    git commit --file=.git/MERGE_MSG || die "commit squashed release-tools"
+                else
+                    die "git subtree pull --squash failed, cannot reover."
+                fi
+            fi
+            RETRY=0
+            while ! ./release-tools/go-get-kubernetes.sh -p "$v" && RETRY < $MAX_RETRY
+                do
+                  RETRY=$((RETRY+1))
+                  go mod tidy && go mod vendor && go mod tidy
+            done   
+            go mod tidy && go mod vendor && go mod tidy || die "last go mod vendor && go mod tidy failed"
+            git add --all || die "git add -all failed"
+            git commit -m "Update dependency go modules for k8s v$v" || die "commit update modules"
+            git remote set-url origin "https://github.com/$username/$repo.git" || die "git remote set-url failed"
+            make test || die "$repo:$i make test"
+            git push origin "module-update-$i" --force || die "origin:module-update-$i push failed - probably there is already an unmerged branch and pending PR"
+            # Create PR
+prbody=$(cat <<EOF
+Ran kubernetes-csi/csi-release-tools go-get-kubernetes.sh -p ${v}.
+
+
+\`\`\`release-note
+Update kubernetes dependencies to v${v}
+\`\`\`
+EOF
+)
+            gh pr create --title="Update dependency go modules for k8s v$v" --body "$prbody"  --head "$username:module-update-master" --base "master" --repo="kubernetes-csi/$repo"
+        done  
+    ) || die "failed"
+    fi
+done <<EOF
+csi-driver-host-path master
+csi-driver-iscsi master
+csi-driver-nfs master
+csi-lib-utils master
+csi-proxy master
+csi-test master
+external-attacher master
+external-health-monitor master
+external-provisioner master
+external-resizer master
+external-snapshotter master
+livenessprobe master
+node-driver-registrar master
+EOF