Added sync-istio-ambient script to hhack

Signed-off-by: biswajit-9776 <biswajitpatt139@gmail.com>

hack/synchronize-istio-ambient-manifests.sh

@@ -0,0 +1,88 @@
+#!/usr/bin/env bash
+@ -1,88 +0,0 @@
+
+# This script aims at helping create a PR to update the manifests of the
+# knative.
+# This script:
+# 1. Checks out a new branch
+# 2. Download files into the correct places
+# 3. Commits the changes
+#
+# Afterwards the developers can submit the PR to the kubeflow/manifests
+# repo, based on that local branch
+# It must be executed directly from its directory
+
+# strict mode http://redsymbol.net/articles/unofficial-bash-strict-mode/
+set -euxo pipefail
+IFS=$'\n\t'
+
+COMMIT="1.22.1"  # Must be a release
+CURRENT_VERSION="1-21" 
+NEW_VERSION="1-22" 
+
+SRC_DIR=${SRC_DIR:=/tmp/istio-ambient}
+BRANCH=${BRANCH:=istio-${COMMIT?}}
+
+SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
+MANIFESTS_DIR=$(dirname $SCRIPT_DIR)
+
+ISTIO_OLD=$MANIFESTS_DIR/common/istio-ambient-${CURRENT_VERSION}
+ISTIO_NEW=$MANIFESTS_DIR/common/istio-ambient-${NEW_VERSION}
+
+if [ ! -d "$ISTIO_NEW" ]; then
+cp -a $ISTIO_OLD $ISTIO_NEW
+fi 
+
+echo "Creating branch: ${BRANCH}"
+
+if [ -n "$(git status --porcelain)" ]; then
+  echo "WARNING: You have uncommitted changes"
+fi
+if [ `git branch --list $BRANCH` ]
+then
+   echo "WARNING: Branch $BRANCH already exists."
+fi
+
+# Create the branch in the manifests repository
+if ! git show-ref --verify --quiet refs/heads/$BRANCH; then
+    git checkout -b $BRANCH
+else
+    echo "Branch $BRANCH already exists."
+fi
+echo "Checking out in $SRC_DIR to $COMMIT..."
+
+# Checkout the istio repository
+if [ ! -d "$SRC_DIR" ]; then
+mkdir -p $SRC_DIR
+fi
+cd $SRC_DIR
+if [ ! -d "istio-${COMMIT}" ]; then
+    wget "https://github.com/istio/istio/releases/download/${COMMIT}/istio-${COMMIT}-linux-amd64.tar.gz"
+    tar xvfz istio-${COMMIT}-linux-amd64.tar.gz
+fi
+
+ISTIOCTL=$SRC_DIR/istio-${COMMIT}/bin/istioctl
+cd $ISTIO_NEW
+$ISTIOCTL profile dump ambient > profile.yaml
+
+# cd $ISTIO_NEW
+# export PATH="$MANIFESTS_DIR/scripts:$PATH"
+$ISTIOCTL manifest generate -f profile.yaml -f profile-overlay.yaml --set components.cni.namespace=kube-system > dump.yaml
+./split-istio-packages -f dump.yaml
+mv $ISTIO_NEW/crd.yaml $ISTIO_NEW/istio-crds/base
+mv $ISTIO_NEW/install.yaml $ISTIO_NEW/istio-install/base
+mv $ISTIO_NEW/cluster-local-gateway.yaml $ISTIO_NEW/cluster-local-gateway/base
+rm dump.yaml
+
+if [ -n "$(git status --porcelain)" ]; then
+  echo "WARNING: You have uncommitted changes"
+fi
+
+#Synchronize the updated directory names with other files
+find "$MANIFESTS_DIR" -type f -not -path '*/.git/*' -exec sed -i "s/istio-ambient-${CURRENT_VERSION}/istio-ambient-${NEW_VERSION}/g" {} +
+
+echo "Committing the changes..."
+cd "$MANIFESTS_DIR"
+rm -rf $ISTIO_OLD
+git add .
+git commit -s -m "Upgrade istio-ambient to v.${COMMIT}"

hack/synchronize-istio-cni-manifests.sh

@@ -92,4 +92,4 @@ echo "Committing the changes..."
 cd "$MANIFESTS_DIR"
 rm -rf $ISTIO_OLD
 git add .
-git commit -s -m "Upgrade istio-cni to v.${COMMIT}"
+git commit -s -m "Upgrade istio-cni to v.${COMMIT}"

hack/synchronize-istio-manifests.sh

@@ -91,4 +91,4 @@ echo "Committing the changes..."
 cd "$MANIFESTS_DIR"
 rm -rf $ISTIO_OLD
 git add .
-git commit -s -m "Upgrade istio to v.${COMMIT}"
+git commit -s -m "Upgrade istio to v.${COMMIT}"