mirror of https://github.com/istio/istio.io.git
Service API task doc test (#8796)
* mark as tested * generate snips * test progress * add -I to curl output in command * regenerate snips * doc test fixes * Add HTTP/1.1 to expected output * change to use verify_elided
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Sam Naser
GitHub
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6abdcec827
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@ -4,7 +4,7 @@ description: Describes how to configure the Kubernetes Service APIs with Istio.
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weight: 50
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keywords: [traffic-management,ingress]
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owner: istio/wg-networking-maintainers
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test: no
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test: yes
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---
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This task describes how to configure Istio to expose a service outside of the service mesh cluster, using the Kubernetes [Service APIs](https://kubernetes-sigs.github.io/service-apis/).
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@ -102,7 +102,7 @@ See the [Service APIs](https://kubernetes-sigs.github.io/service-apis/) document
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1. Access the _httpbin_ service using _curl_:
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{{< text bash >}}
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$ curl -s -HHost:httpbin.example.com "http://$INGRESS_HOST:$INGRESS_PORT/get"
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$ curl -s -I -HHost:httpbin.example.com "http://$INGRESS_HOST:$INGRESS_PORT/get"
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HTTP/1.1 200 OK
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server: istio-envoy
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...
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@ -0,0 +1,107 @@
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#!/bin/bash
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# shellcheck disable=SC2034,SC2153,SC2155,SC2164
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# Copyright Istio Authors. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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####################################################################################################
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# WARNING: THIS IS AN AUTO-GENERATED FILE, DO NOT EDIT. PLEASE MODIFY THE ORIGINAL MARKDOWN FILE:
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# docs/tasks/traffic-management/ingress/service-apis/index.md
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####################################################################################################
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snip_setup_1() {
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kubectl kustomize "github.com/kubernetes-sigs/service-apis/config/crd?ref=v0.1.0" | kubectl apply -f -
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}
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snip_setup_2() {
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istioctl install --set values.pilot.env.PILOT_ENABLED_SERVICE_APIS=true
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}
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snip_configuring_a_gateway_1() {
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kubectl apply -f samples/httpbin/httpbin.yaml
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}
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snip_configuring_a_gateway_2() {
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kubectl apply -f - <<EOF
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apiVersion: networking.x-k8s.io/v1alpha1
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kind: GatewayClass
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metadata:
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name: istio
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spec:
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controller: istio.io/gateway-controller
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---
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apiVersion: networking.x-k8s.io/v1alpha1
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kind: Gateway
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metadata:
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name: gateway
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namespace: istio-system
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spec:
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gatewayClassName: istio
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listeners:
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- hostname: "*"
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port: 80
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protocol: HTTP
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routes:
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namespaces:
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from: All
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selector:
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matchLabels:
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selected: "yes"
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kind: HTTPRoute
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---
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apiVersion: networking.x-k8s.io/v1alpha1
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kind: HTTPRoute
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metadata:
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name: http
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namespace: default
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labels:
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selected: "yes"
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spec:
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gateways:
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allow: All
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hostnames: ["httpbin.example.com"]
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rules:
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- matches:
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- path:
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type: Prefix
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value: /get
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filters:
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- type: RequestHeaderModifier
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requestHeaderModifier:
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add:
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my-added-header: added-value
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forwardTo:
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- serviceName: httpbin
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port: 8000
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EOF
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}
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snip_configuring_a_gateway_3() {
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curl -s -I -HHost:httpbin.example.com "http://$INGRESS_HOST:$INGRESS_PORT/get"
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}
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! read -r -d '' snip_configuring_a_gateway_3_out <<\ENDSNIP
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HTTP/1.1 200 OK
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server: istio-envoy
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...
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ENDSNIP
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snip_configuring_a_gateway_4() {
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curl -s -I -HHost:httpbin.example.com "http://$INGRESS_HOST:$INGRESS_PORT/headers"
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}
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! read -r -d '' snip_configuring_a_gateway_4_out <<\ENDSNIP
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HTTP/1.1 404 Not Found
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...
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ENDSNIP
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@ -0,0 +1,52 @@
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#!/usr/bin/env bash
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# shellcheck disable=SC1090,SC2154
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# Copyright Istio Authors
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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set -e
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set -u
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set -o pipefail
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source "tests/util/samples.sh"
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# @setup profile=none
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# install Service API CRDs
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snip_setup_1
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# install Istio with PILOT_ENABLED_SERVICE_APIS flag enabled
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istioctl install --set values.pilot.env.PILOT_ENABLED_SERVICE_APIS=true -y
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_wait_for_deployment istio-system istiod
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_wait_for_deployment istio-system istio-ingressgateway
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startup_httpbin_sample
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# setup the Gateway and GatewayClass
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snip_configuring_a_gateway_2
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# configure $INGRESS_HOST and $INGRESS_PORT
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_set_ingress_environment_variables
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# send CURL traffic to http://$INGRESS_HOST:$INGRESS_PORT/get (expected 200)
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_verify_elided snip_configuring_a_gateway_3 "$snip_configuring_a_gateway_3_out"
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# send CURL traffic to http://$INGRESS_HOST:$INGRESS_PORT/get (expected 404)
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_verify_elided snip_configuring_a_gateway_4 "$snip_configuring_a_gateway_4_out"
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# @cleanup
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cleanup_httpbin_sample
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kubectl kustomize "github.com/kubernetes-sigs/service-apis/config/crd?ref=v0.1.0" | kubectl delete -f -
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kubectl delete ns istio-system
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