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fix(backend): make cache-deployer generate CSR using kubelet-serving signerName #7273

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Feb 8, 2022
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fix(backend): make cache-deployer generate CSR using kubelet-serving signerName #7273

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4 changes: 2 additions & 2 deletions backend/src/cache/deployer/webhook-create-signed-cert.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -94,7 +94,7 @@ DNS.3 = ${service}.${namespace}.svc
EOF

openssl genrsa -out ${tmpdir}/server-key.pem 2048
openssl req -new -key ${tmpdir}/server-key.pem -subj "/CN=${service}.${namespace}.svc" -out ${tmpdir}/server.csr -config ${tmpdir}/csr.conf
openssl req -new -key ${tmpdir}/server-key.pem -subj "/CN=system:node:${service}.${namespace}.svc;/O=system:nodes" -out ${tmpdir}/server.csr -config ${tmpdir}/csr.conf

echo "start running kubectl..."

Expand All @@ -111,7 +111,7 @@ spec:
groups:
- system:authenticated
request: $(cat ${tmpdir}/server.csr | base64 | tr -d '\n')
signerName: kubernetes.io/kube-apiserver-client
signerName: kubernetes.io/kubelet-serving
usages:
- digital signature
- key encipherment
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