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simplify loop

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This commit is contained in:
Matteo Croce
2019-10-03 18:46:23 +02:00
parent 91b621a64c
commit b79a27559b
1 changed files with 3 additions and 3 deletions
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6
docs/04-certificate-authority.md
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@@ -104,7 +104,7 @@ Kubernetes uses a [special-purpose authorization mode](https://kubernetes.io/doc
Generate a certificate and private key for each Kubernetes worker node: Generate a certificate and private key for each Kubernetes worker node:
```sh ```sh
for instance in worker-0 worker-1 worker-2; do for instance in worker-{0..2}; do
cat > ${instance}-csr.json <<EOF cat > ${instance}-csr.json <<EOF
{ {
"CN": "system:node:${instance}", "CN": "system:node:${instance}",
@@ -367,7 +367,7 @@ service-account.pem
Copy the appropriate certificates and private keys to each worker instance: Copy the appropriate certificates and private keys to each worker instance:
```sh ```sh
for instance in worker-0 worker-1 worker-2; do for instance in worker-{0..2}; do
gcloud compute scp ca.pem ${instance}-key.pem ${instance}.pem ${instance}:~/ gcloud compute scp ca.pem ${instance}-key.pem ${instance}.pem ${instance}:~/
done done
``` ```
@@ -375,7 +375,7 @@ done
Copy the appropriate certificates and private keys to each controller instance: Copy the appropriate certificates and private keys to each controller instance:
```sh ```sh
for instance in controller-0 controller-1 controller-2; do for instance in controller-{0..2}; do
gcloud compute scp ca.pem ca-key.pem kubernetes-key.pem kubernetes.pem \ gcloud compute scp ca.pem ca-key.pem kubernetes-key.pem kubernetes.pem \
service-account-key.pem service-account.pem ${instance}:~/ service-account-key.pem service-account.pem ${instance}:~/
done done