KubeZero/charts/kubezero-istio/update.sh

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#!/bin/bash
set -ex
ISTIO_VERSION=1.6.7
NAME="istio-$ISTIO_VERSION"
URL="https://github.com/istio/istio/releases/download/${ISTIO_VERSION}/istio-${ISTIO_VERSION}-linux-amd64.tar.gz"
curl -sL "$URL" | tar xz
# Now lets extract what we need
rm -rf charts/istio-operator
cp -r istio-${ISTIO_VERSION}/manifests/charts/istio-operator charts
rm -rf istio-${ISTIO_VERSION}
# Apply our patch
patch -i istio-operator.patch -p3
# Extract base / CRDs from istioctl into plain manifest to workaround chicken egg problem with CRDs
istioctl manifest generate --set profile=empty --set components.base.enabled=true > templates/istio-base.yaml