March 2020
Intermediate to advanced
626 pages
14h 45m
English
Content preview from Mastering Service Mesh
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Enabling Istio for an existing application
To enable Istio for an existing application, we will use istioctl to generate additional artifacts in bookinfo.yaml, so the sidecar proxy is added to every pod:
- First, generate modified YAML with a sidecar proxy for the Bookinfo application:
$ cd ~/servicemesh$ istioctl kube-inject -f bookinfo.yaml > bookinfo_proxy.yaml$ cat bookinfo_proxy.yaml... template: metadata: annotations: sidecar.istio.io/interceptionMode: REDIRECT... traffic.sidecar.istio.io/excludeInboundPorts: "15020" traffic.sidecar.istio.io/includeInboundPorts: "9080" traffic.sidecar.istio.io/includeOutboundIPRanges: '*'...
istioctl in the preceding example cannot be substituted by the kubectl command. Notice the sidecar proxy code ...
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