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feat: use cert-manager to gen tls cert and secret. #3540

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merged 6 commits into from Jul 19, 2023
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1 change: 1 addition & 0 deletions deploy/cloud/Kubefile
Expand Up @@ -3,6 +3,7 @@ COPY tars tars
COPY etc etc
COPY scripts scripts
COPY manifests manifests
COPY registry registry

ENV cloudDomain="127.0.0.1.nip.io"

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78 changes: 78 additions & 0 deletions deploy/cloud/manifests/mock-cert-job.yaml
@@ -0,0 +1,78 @@
apiVersion: v1
kind: ServiceAccount
metadata:
name: mock-cert-sa
namespace: sealos-system
---
apiVersion: rbac.authorization.k8s.io/v1
kind: Role
metadata:
name: secret-manager
namespace: sealos-system
rules:
- apiGroups: [""]
resources: ["secrets"]
verbs: ["*"]
---
apiVersion: rbac.authorization.k8s.io/v1
kind: RoleBinding
metadata:
name: secret-creator-binding
namespace: sealos-system
subjects:
- kind: ServiceAccount
name: mock-cert-sa
namespace: sealos-system
roleRef:
kind: Role
name: secret-manager
apiGroup: rbac.authorization.k8s.io
---
apiVersion: batch/v1
kind: Job
metadata:
name: mock-cert
namespace: sealos-system
spec:
template:
spec:
securityContext:
runAsUser: 0
serviceAccountName: mock-cert-sa
containers:
- name: mock-cert
image: bitnami/kubectl:1.25.6
command: [ "/bin/sh", "-c" ]
args:
- |
set -ex

mkdir -p /etc/tls
openssl req -x509 -nodes -days 365 -newkey rsa:2048 \
-keyout /etc/tls/tls.key \
-out /etc/tls/tls.crt \
-subj "/CN={{ .cloudDomain }}" \
-addext "subjectAltName=DNS:{{ .cloudDomain }},DNS:*.{{ .cloudDomain }}"
tls_crt=$(cat /etc/tls/tls.crt | base64 | tr -d '\n')
tls_key=$(cat /etc/tls/tls.key | base64 | tr -d '\n')
tmpfile=$(mktemp)
cat <<EOF >$tmpfile
apiVersion: v1
data:
tls.crt: $tls_crt
tls.key: $tls_key
kind: Secret
metadata:
annotations:
reflector.v1.k8s.emberstack.com/reflection-allowed: "true"
reflector.v1.k8s.emberstack.com/reflection-allowed-namespaces: sealos,\w+-system,\w+-frontend,ns-[\-a-z0-9]*
reflector.v1.k8s.emberstack.com/reflection-auto-enabled: "true"
reflector.v1.k8s.emberstack.com/reflection-auto-namespaces: sealos,\w+-system,\w+-frontend,ns-[\-a-z0-9]*
name: wildcard-cert
namespace: sealos-system
type: kubernetes.io/tls
EOF

kubectl apply -f $tmpfile --namespace=sealos-system
restartPolicy: Never
backoffLimit: 1
6 changes: 2 additions & 4 deletions deploy/cloud/scripts/init.sh
Expand Up @@ -17,10 +17,8 @@ function mock_tls {
echo "tls secret is already set"
return
fi

mkdir -p etc/tls
openssl req -x509 -nodes -days 365 -newkey rsa:2048 -keyout etc/tls/tls.key -out etc/tls/tls.crt -subj "/CN=$1" -addext "subjectAltName=DNS:$1,DNS:*.$1" >/dev/null 2>&1
sed -i -e "s;$tlsCrtPlaceholder;$(base64 -w 0 etc/tls/tls.crt);" -e "s;$tlsKeyPlaceholder;$(base64 -w 0 etc/tls/tls.key);" manifests/tls-secret.yaml
kubectl apply -f manifests/mock-cert-job.yaml
echo "mock tls job has been created successfully."
}

function sealos_run_controller {
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