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| # istio | ||
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| ## download (1.0.1): | ||
| ``` | ||
| cd ~ | ||
| wget https://github.com/istio/istio/releases/download/1.0.1/istio-1.0.1-linux.tar.gz | ||
| tar -xzvf istio-1.0.1-linux.tar.gz | ||
| cd istio-1.0.1 | ||
| echo 'export PATH="$PATH:/home/ubuntu/istio-1.0.1/bin"' >> ~/.profile | ||
| ``` | ||
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| ## Download (latest): | ||
| ``` | ||
| cd ~ | ||
| curl -L https://git.io/getLatestIstio | sh - | ||
| echo 'export PATH="$PATH:/home/ubuntu/istio-0.7.1/bin"' >> ~/.profile # change 0.7.1 in your version | ||
| cd istio-1.0.1 # change 1.0.1 in your version | ||
| ``` | ||
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| ## Kops configuration | ||
| ``` | ||
| kops edit cluster kubernetes.newtech.academy | ||
| ``` | ||
| Add: | ||
| ``` | ||
| kubeAPIServer: | ||
| admissionControl: | ||
| - NamespaceLifecycle | ||
| - LimitRanger | ||
| - ServiceAccount | ||
| - PersistentVolumeLabel | ||
| - DefaultStorageClass | ||
| - DefaultTolerationSeconds | ||
| - MutatingAdmissionWebhook | ||
| - ValidatingAdmissionWebhook | ||
| - ResourceQuota | ||
| - NodeRestriction | ||
| - Priority | ||
| ``` | ||
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| ## Istio install | ||
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| Apply CRDs: | ||
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| ``` | ||
| kubectl apply -f install/kubernetes/helm/istio/templates/crds.yaml | ||
| ``` | ||
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| Wait a few seconds. | ||
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| Option 1: with no mutual TLS authentication | ||
| ``` | ||
| kubectl apply -f install/kubernetes/istio.yaml | ||
| ``` | ||
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| Option 2: or with mutual TLS authentication | ||
| ``` | ||
| kubectl apply -f install/kubernetes/istio-auth.yaml | ||
| ``` | ||
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| ## Example app | ||
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| Example app (from istio) | ||
| ``` | ||
| export PATH="$PATH:/home/ubuntu/istio-1.0.1/bin" | ||
| kubectl apply -f <(istioctl kube-inject -f samples/bookinfo/platform/kube/bookinfo.yaml) | ||
| ``` | ||
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| ### Traffic management | ||
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| Add default route to v1: | ||
| ``` | ||
| istioctl create -f samples/bookinfo/routing/route-rule-all-v1.yaml | ||
| ``` | ||
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| Route traffic to v2 if rule matches | ||
| ``` | ||
| istioctl replace -f samples/bookinfo/routing/route-rule-reviews-test-v2.yaml | ||
| ``` | ||
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| Route 50% of traffic between v1 and v3: | ||
| ``` | ||
| istioctl replace -f samples/bookinfo/routing/route-rule-reviews-50-v3.yaml | ||
| ``` | ||
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| ## Distributed tracing | ||
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| Enable zipkin: | ||
| ``` | ||
| kubectl apply -f install/kubernetes/addons/zipkin.yaml | ||
| ``` | ||
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| Enable Jaeger: | ||
| ``` | ||
| kubectl delete -f install/kubernetes/addons/zipkin.yaml # if zipkin was installed, delete it first | ||
| kubectl apply -n istio-system -f https://raw.githubusercontent.com/jaegertracing/jaeger-kubernetes/master/all-in-one/jaeger-all-in-one-template.yml | ||
| ``` | ||
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