certs.yaml

---
apiVersion: cert-manager.io/v1
kind: Issuer
metadata:
  name: selfsigned-issuer
  namespace: es
spec:
  selfSigned: {}
---
# Самоподписанный сертификат CA
apiVersion: cert-manager.io/v1
kind: Certificate
metadata:
  name: ca
  namespace: es
spec:
  isCA: true
  duration: 87600h # 10y
  subject:
    organizations:
      - "Artur's home"
    organizationalUnits:
      - "IT dep"
    localities:
      - "Moscow"
    countries:
      - "RU"
  commonName: Opensearch CA
  secretName: ca-secret
  privateKey:
    algorithm: RSA
    encoding: PKCS8
    size: 4096
  issuerRef:
    name: selfsigned-issuer
    kind: Issuer
    group: cert-manager.io

---
apiVersion: cert-manager.io/v1
kind: Issuer
metadata:
  name: opensearch-issuer
  namespace: es
spec:
  ca:
    secretName: ca-secret

---
# Сертификат для всех нод opensearch
apiVersion: cert-manager.io/v1
kind: Certificate
metadata:
  name: master-cert
  namespace: es
spec:
  secretName: master-tls

  duration: 8760h # 1y
  renewBefore: 360h # 15d

  commonName: nodes
  subject:
    organizations:
      - "Artur's home"
    organizationalUnits:
      - "IT dep"
    localities:
      - "Moscow"
    countries:
      - "RU"

  isCA: false
  privateKey:
    algorithm: RSA
    encoding: PKCS8
    rotationPolicy: Always
    size: 4096
  usages:
    - server auth
    - client auth
  dnsNames:
    - localhost
    - esapi.kryukov.local
    - kibana.kryukov.local
    - opensearch-cluster-master.es.svc
    - opensearch-cluster-master.es.cluster.local
  ipAddresses:
    - 127.0.0.1
  issuerRef:
    group: cert-manager.io
    kind: Issuer
    name: opensearch-issuer
---
# Сертификат администратора opensearch
apiVersion: cert-manager.io/v1
kind: Certificate
metadata:
  name: admin-cert
  namespace: es
spec:
  secretName: admin-tls

  duration: 8760h # 1y
  renewBefore: 360h # 15d

  commonName: artur
  subject:
    organizations:
      - "Artur's home"
    organizationalUnits:
      - "IT dep"
    localities:
      - "Moscow"
    countries:
      - "RU"

  isCA: false
  privateKey:
    algorithm: RSA
    encoding: PKCS8
    rotationPolicy: Always
    size: 4096
  usages:
    - client auth
  issuerRef:
    group: cert-manager.io
    kind: Issuer
    name: opensearch-issuer