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superseb/kubectl_remove_checksum_cattle-node-agent-ds.sh

Created October 28, 2018 11:33
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Remove CATTLE_CA_CHECKSUM from cattle-node-agent DaemonSet
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kubectl_remove_checksum_cattle-node-agent-ds.sh
#!/bin/bash
# Check current CATTLE_CA_CHECKSUM value
kubectl -n cattle-system get ds -o go-template='{{range .items}}{{range .spec.template.spec.containers}}{{range .env}}{{if eq .name "CATTLE_CA_CHECKSUM"}}{{.name}}{{"="}}{{.value}}{{"\n"}}{{end}}{{end}}{{end}}{{end}}'
# Remove CATTLE_CA_CHECKSUM value
kubectl -n cattle-system patch daemonset/cattle-node-agent -p '{"spec": {"template": {"spec": {"containers": [{"name": "agent", "env": [{"name": "CATTLE_CA_CHECKSUM", "value": ""}]}]}}}}'
# Check changed CATTLE_CA_CHECKSUM value
kubectl -n cattle-system get ds -o go-template='{{range .items}}{{range .spec.template.spec.containers}}{{range .env}}{{if eq .name "CATTLE_CA_CHECKSUM"}}{{.name}}{{"="}}{{.value}}{{"\n"}}{{end}}{{end}}{{end}}{{end}}'
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