Created
March 16, 2018 11:54
-
-
Save gmaliar/e226efec052b3b8fdf0744fbd0cebf68 to your computer and use it in GitHub Desktop.
Auto-renewing secrets using Valut and Kubernetes | app-deployment.yml
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| apiVersion: apps/v1beta1 | |
| kind: Deployment | |
| metadata: | |
| name: vault-dynamic-secrets-rails | |
| labels: | |
| app: vault-dynamic-secrets-rails | |
| spec: | |
| replicas: 3 | |
| template: | |
| metadata: | |
| labels: | |
| app: vault-dynamic-secrets-rails | |
| spec: | |
| serviceAccountName: postgres-vault | |
| initContainers: | |
| - name: vault-init | |
| image: everpeace/curl-jq | |
| command: | |
| - "sh" | |
| - "-c" | |
| - > | |
| KUBE_TOKEN=$(cat /var/run/secrets/kubernetes.io/serviceaccount/token); | |
| curl --request POST --data '{"jwt": "'"$KUBE_TOKEN"'", "role": "postgres"}' http://errant-mandrill-vault:8200/v1/auth/kubernetes/login | jq -j '.auth.client_token' > /etc/vault/token; | |
| X_VAULT_TOKEN=$(cat /etc/vault/token); | |
| curl --header "X-Vault-Token: $X_VAULT_TOKEN" http://errant-mandrill-vault:8200/v1/database/creds/postgres-role > /etc/app/creds.json; | |
| volumeMounts: | |
| - name: app-creds | |
| mountPath: /etc/app | |
| - name: vault-token | |
| mountPath: /etc/vault | |
| containers: | |
| - name: rails | |
| image: gmaliar/vault-dynamic-secrets-rails:0.0.1 | |
| imagePullPolicy: Always | |
| ports: | |
| - containerPort: 3000 | |
| resources: | |
| limits: | |
| memory: "50Mi" | |
| cpu: "100m" | |
| volumeMounts: | |
| - name: app-creds | |
| mountPath: /etc/app | |
| - name: vault-manager | |
| image: everpeace/curl-jq | |
| command: | |
| - "sh" | |
| - "-c" | |
| - > | |
| X_VAULT_TOKEN=$(cat /etc/vault/token); | |
| VAULT_LEASE_ID=$(cat /etc/app/creds.json | jq -j '.lease_id'); | |
| while true; do | |
| curl --request PUT --header "X-Vault-Token: $X_VAULT_TOKEN" --data '{"lease_id": "'"$VAULT_LEASE_ID"'", "increment": 3600}' http://errant-mandrill-vault:8200/v1/sys/leases/renew; | |
| sleep 3600; | |
| done | |
| lifecycle: | |
| preStop: | |
| exec: | |
| command: | |
| - "sh" | |
| - "-c" | |
| - > | |
| X_VAULT_TOKEN=$(cat /etc/vault/token); | |
| VAULT_LEASE_ID=$(cat /etc/app/creds.json | jq -j '.lease_id'); | |
| curl --request PUT --header "X-Vault-Token: $X_VAULT_TOKEN" --data '{"lease_id": "'"$VAULT_LEASE_ID"'"}' http://errant-mandrill-vault:8200/v1/sys/leases/revoke; | |
| volumeMounts: | |
| - name: app-creds | |
| mountPath: /etc/app | |
| - name: vault-token | |
| mountPath: /etc/vault | |
| volumes: | |
| - name: app-creds | |
| emptyDir: {} | |
| - name: vault-token | |
| emptyDir: {} |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment