istio.io/content/en/docs/tasks/traffic-management/traffic-shifting/snips.sh

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#!/bin/bash
# shellcheck disable=SC2034,SC2153,SC2155,SC2164
# Copyright Istio Authors. All Rights Reserved.
#
# 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.
####################################################################################################
# WARNING: THIS IS AN AUTO-GENERATED FILE, DO NOT EDIT. PLEASE MODIFY THE ORIGINAL MARKDOWN FILE:
# docs/tasks/traffic-management/traffic-shifting/index.md
####################################################################################################
source "content/en/boilerplates/snips/gateway-api-support.sh"
snip_config_all_v1() {
kubectl apply -f samples/bookinfo/networking/virtual-service-all-v1.yaml
}
snip_gtw_config_all_v1() {
kubectl apply -f samples/bookinfo/gateway-api/route-reviews-v1.yaml
}
snip_config_50_v3() {
kubectl apply -f samples/bookinfo/networking/virtual-service-reviews-50-v3.yaml
}
snip_gtw_config_50_v3() {
kubectl apply -f samples/bookinfo/gateway-api/route-reviews-50-v3.yaml
}
snip_verify_config_50_v3() {
kubectl get virtualservice reviews -o yaml
}
! IFS=$'\n' read -r -d '' snip_verify_config_50_v3_out <<\ENDSNIP
apiVersion: networking.istio.io/v1
kind: VirtualService
...
spec:
hosts:
- reviews
http:
- route:
- destination:
host: reviews
subset: v1
weight: 50
- destination:
host: reviews
subset: v3
weight: 50
ENDSNIP
snip_gtw_verify_config_50_v3() {
kubectl get httproute reviews -o yaml
}
! IFS=$'\n' read -r -d '' snip_gtw_verify_config_50_v3_out <<\ENDSNIP
apiVersion: gateway.networking.k8s.io/v1
kind: HTTPRoute
...
spec:
parentRefs:
- group: ""
kind: Service
name: reviews
port: 9080
rules:
- backendRefs:
- group: ""
kind: Service
name: reviews-v1
port: 9080
weight: 50
- group: ""
kind: Service
name: reviews-v3
port: 9080
weight: 50
matches:
- path:
type: PathPrefix
value: /
status:
parents:
- conditions:
- lastTransitionTime: "2022-11-10T18:13:43Z"
message: Route was valid
observedGeneration: 14
reason: Accepted
status: "True"
type: Accepted
...
ENDSNIP
snip_config_100_v3() {
kubectl apply -f samples/bookinfo/networking/virtual-service-reviews-v3.yaml
}
snip_gtw_config_100_v3() {
kubectl apply -f samples/bookinfo/gateway-api/route-reviews-v3.yaml
}
snip_cleanup() {
kubectl delete -f samples/bookinfo/networking/virtual-service-all-v1.yaml
}
snip_gtw_cleanup() {
kubectl delete httproute reviews
}