mirror of https://github.com/istio/istio.io.git
101 lines
2.6 KiB
Bash
101 lines
2.6 KiB
Bash
#!/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/ops/configuration/traffic-management/dns-proxy/index.md
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####################################################################################################
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snip_getting_started_1() {
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cat <<EOF | istioctl install --set values.pilot.env.PILOT_ENABLE_CONFIG_DISTRIBUTION_TRACKING=true -y -f -
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apiVersion: install.istio.io/v1alpha1
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kind: IstioOperator
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spec:
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meshConfig:
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defaultConfig:
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proxyMetadata:
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# Enable basic DNS proxying
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ISTIO_META_DNS_CAPTURE: "true"
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# Enable automatic address allocation, optional
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ISTIO_META_DNS_AUTO_ALLOCATE: "true"
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EOF
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}
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snip_dns_capture_in_action_1() {
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kubectl apply -f - <<EOF
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apiVersion: networking.istio.io/v1beta1
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kind: ServiceEntry
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metadata:
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name: external-address
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spec:
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addresses:
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- 198.51.100.1
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hosts:
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- address.internal
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ports:
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- name: http
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number: 80
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protocol: HTTP
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EOF
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}
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snip_dns_capture_in_action_2() {
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kubectl label namespace default istio-injection=enabled --overwrite
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kubectl apply -f samples/sleep/sleep.yaml
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}
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snip_dns_capture_in_action_3() {
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kubectl exec deploy/sleep -- curl -sS -v address.internal
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}
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! read -r -d '' snip_dns_capture_in_action_3_out <<\ENDSNIP
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* Trying 198.51.100.1:80...
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ENDSNIP
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snip_address_auto_allocation_1() {
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kubectl apply -f - <<EOF
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apiVersion: networking.istio.io/v1beta1
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kind: ServiceEntry
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metadata:
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name: external-auto
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spec:
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hosts:
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- auto.internal
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ports:
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- name: http
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number: 80
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protocol: HTTP
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resolution: STATIC
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endpoints:
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- address: 198.51.100.2
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EOF
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}
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snip_address_auto_allocation_2() {
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kubectl exec deploy/sleep -- curl -sS -v auto.internal
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}
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! read -r -d '' snip_address_auto_allocation_2_out <<\ENDSNIP
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* Trying 240.240.0.1:80...
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ENDSNIP
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snip_cleanup_1() {
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kubectl delete -f samples/sleep/sleep.yaml
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istioctl uninstall --purge -y
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kubectl delete ns istio-system
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}
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