Add velaux upgrade script (#140)

hack/upgrade_vela.sh

@@ -3,8 +3,8 @@
 # This script is for upgrade kubevela helm charts maintained in velad repo
 # Chart in this repo have one more argument(deployByPod) than that in kubevela repo.
 
-# usage: ./hack/upgrade_vela.sh version_now version_upgrade_to
-# e.g. ./hack/upgrade_vela.sh v1.3.3 v1.3.4
+# usage: ./hack/upgrade_vela.sh version_upgrade_to
+# e.g. ./hack/upgrade_vela.sh v1.3.4
 
 set -e
 

hack/upgrade_velaux.sh

@@ -0,0 +1,39 @@
+#! /bin/bash
+
+# This script is for upgrade VelaUX
+
+set -e
+
+# If one parameter is passed, use it as the version to upgrade to.
+# If two parameters are passed, use the second one as VelaUX image version. Sometimes, we skip the VelaUX image, only upgrade the VelaUX addon.
+
+if [ $# = 1 ]; then
+    VERSION_TO=$1
+    IMAGE_VERSION=$1
+elif [ $# = 2 ]; then
+    VERSION_TO=$1
+    IMAGE_VERSION=$2
+else
+    echo "Usage: "$0" version_to [image_version]" >&2
+    exit 1
+fi
+
+VERION_TO=$1
+IMAGE_VERSION=$2
+
+
+VERSION_NOW=$(cat Makefile |grep "VELAUX_VERSION ?=" |grep -o "v.*")
+
+
+PATCH_FILE_NAME=$VERSION_NOW-$VERSION_TO.patch
+WORKDIR=pkg/resources/static/vela
+
+echo "Upgrading VelaUX version From: "$VERSION_NOW" --> TO: "$VERSION_TO,
+if [ -n "$IMAGE_VERSION" ]; then
+    echo "Upgrading VelaUX image version to: ""$IMAGE_VERSION"
+else
+    echo "VelaUX image version is the same as VelaUX addon version"
+fi
+
+sed -i "" -e "s/VELAUX_VERSION ?= v.*/VELAUX_VERSION ?= $VERSION_TO/g" Makefile
+sed -i "" -e "s/VELAUX_IMAGE_VERSION ?= .*/VELAUX_IMAGE_VERSION ?= $IMAGE_VERSION/g" Makefile