[INFRA-009] infra: Set up secrets management

This commit is contained in:
senke 2025-12-25 21:38:32 +01:00
parent 9bc95df591
commit 376d468fb7
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"description": "Configure Vault or similar for secrets management",
"owner": "devops",
"estimated_hours": 4,
"status": "todo",
"files_involved": [],
"status": "completed",
"files_involved": [
"k8s/secrets/README.md",
"k8s/secrets/external-secrets-operator.yaml",
"k8s/secrets/secret-stores/vault-store.yaml",
"k8s/secrets/secret-stores/aws-store.yaml",
"k8s/secrets/secret-stores/gcp-store.yaml",
"k8s/secrets/external-secrets/veza-secrets.yaml",
"k8s/secrets/secrets-rotation.yaml",
"k8s/secrets/vault-integration.yaml",
"k8s/secrets.yaml.example"
],
"implementation_steps": [
{
"step": 1,
@ -11557,7 +11567,18 @@
"Unit tests",
"Integration tests"
],
"notes": ""
"notes": "",
"completed_at": "2025-12-25T21:38:32.471597",
"validation": {
"yaml_syntax": "All manifests validated",
"external_secrets_operator": "Installation manifest created",
"secret_stores": "Vault, AWS, and GCP secret stores configured",
"external_secrets": "ExternalSecret resources for all environments (dev, staging, production)",
"secrets_rotation": "CronJob for automatic secret rotation configured",
"vault_integration": "Vault integration guide and examples provided",
"documentation": "Comprehensive README.md with setup, troubleshooting, and best practices",
"secrets_example": "Updated secrets.yaml.example with all required secrets"
}
},
{
"id": "INFRA-010",

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# Example secrets file - DO NOT COMMIT REAL SECRETS
# Copy this file to secrets.yaml and fill in real values
# Then use: kubectl create secret generic veza-secrets --from-env-file=secrets.yaml -n veza-production
#
# For production, consider using External Secrets Operator with Vault/AWS/GCP
# See k8s/secrets/README.md for more information
apiVersion: v1
kind: Secret
metadata:
name: veza-secrets
namespace: veza-production
namespace: veza-production # Change to veza-development or veza-staging as needed
type: Opaque
stringData:
# Required secrets for all services
database-url: "postgresql://user:password@postgres:5432/veza?sslmode=require"
redis-url: "redis://redis:6379/0"
jwt-secret: "your-jwt-secret-key-min-32-chars-long"
# Backend API additional secrets
stripe-api-key: "sk_live_your_stripe_api_key"
stripe-webhook-secret: "whsec_your_webhook_secret"
smtp-password: "your_smtp_password"
s3-access-key: "your_aws_access_key"
s3-secret-key: "your_aws_secret_key"
# Chat Server secrets
chat-server-secret: "your_chat_server_secret"
# Stream Server secrets
stream-server-secret: "your_stream_server_secret"

340
k8s/secrets/README.md Normal file
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# Secrets Management for Veza Platform
This directory contains configurations and documentation for managing secrets in the Veza platform using Kubernetes Secrets, External Secrets Operator, and optionally HashiCorp Vault.
## Overview
Veza uses a multi-layered approach to secrets management:
1. **Kubernetes Secrets** (Basic): For simple, static secrets
2. **External Secrets Operator** (Recommended): For dynamic secrets from external providers
3. **HashiCorp Vault** (Advanced): For enterprise-grade secrets management with rotation
## Architecture
```
┌─────────────────────────────────────────────────────────┐
│ External Providers │
│ ┌──────────┐ ┌──────────┐ ┌──────────┐ ┌────────┐ │
│ │ Vault │ │ AWS │ │ GCP │ │ Azure │ │
│ │ │ │ Secrets │ │ Secrets │ │ KeyVault│ │
│ └────┬─────┘ └────┬─────┘ └────┬─────┘ └────┬────┘ │
└───────┼─────────────┼─────────────┼─────────────┼──────┘
│ │ │ │
└─────────────┴─────────────┴─────────────┘
┌─────────────▼─────────────┐
│ External Secrets Operator │
└─────────────┬─────────────┘
┌─────────────▼─────────────┐
│ Kubernetes Secrets │
└─────────────┬─────────────┘
┌─────────────▼─────────────┐
│ Veza Pods │
│ (Backend, Frontend, etc.) │
└───────────────────────────┘
```
## Quick Start
### Option 1: Basic Kubernetes Secrets (Development)
```bash
# Create secrets manually
kubectl create secret generic veza-secrets \
--from-literal=database-url='postgresql://user:pass@host:5432/db' \
--from-literal=jwt-secret='your-secret-key-min-32-chars' \
--from-literal=redis-url='redis://host:6379' \
-n veza-development
# Or from file
kubectl create secret generic veza-secrets \
--from-env-file=secrets.env \
-n veza-development
```
### Option 2: External Secrets Operator (Recommended for Production)
```bash
# 1. Install External Secrets Operator
kubectl apply -f k8s/secrets/external-secrets-operator.yaml
# 2. Configure secret store (e.g., Vault)
kubectl apply -f k8s/secrets/secret-stores/vault-store.yaml
# 3. Create ExternalSecret resources
kubectl apply -f k8s/secrets/external-secrets/veza-secrets.yaml
```
## Secret Stores
### HashiCorp Vault
Vault provides enterprise-grade secrets management with:
- Automatic secret rotation
- Audit logging
- Fine-grained access control
- Dynamic secrets
**Setup:**
```bash
# 1. Install Vault (if not already installed)
helm repo add hashicorp https://helm.releases.hashicorp.com
helm install vault hashicorp/vault -n vault-system --create-namespace
# 2. Configure Vault store for External Secrets
kubectl apply -f k8s/secrets/secret-stores/vault-store.yaml
# 3. Create secrets in Vault
vault kv put secret/veza/production \
database-url="postgresql://..." \
jwt-secret="..." \
redis-url="redis://..."
# 4. Create ExternalSecret
kubectl apply -f k8s/secrets/external-secrets/veza-secrets.yaml
```
### AWS Secrets Manager
```bash
# 1. Configure AWS store
kubectl apply -f k8s/secrets/secret-stores/aws-store.yaml
# 2. Create secrets in AWS Secrets Manager
aws secretsmanager create-secret \
--name veza/production/database-url \
--secret-string "postgresql://..."
# 3. Create ExternalSecret
kubectl apply -f k8s/secrets/external-secrets/veza-secrets-aws.yaml
```
### Google Cloud Secret Manager
```bash
# 1. Configure GCP store
kubectl apply -f k8s/secrets/secret-stores/gcp-store.yaml
# 2. Create secrets in GCP
gcloud secrets create veza-database-url --data-file=- <<< "postgresql://..."
# 3. Create ExternalSecret
kubectl apply -f k8s/secrets/external-secrets/veza-secrets-gcp.yaml
```
## Secret Structure
### Required Secrets
All Veza services require the following secrets:
| Secret Key | Description | Example |
|------------|-------------|---------|
| `database-url` | PostgreSQL connection string | `postgresql://user:pass@host:5432/veza?sslmode=require` |
| `redis-url` | Redis connection string | `redis://host:6379/0` |
| `jwt-secret` | JWT signing secret (min 32 chars) | `your-super-secret-jwt-key-min-32-chars-long` |
### Backend API Additional Secrets
| Secret Key | Description | Example |
|------------|-------------|---------|
| `stripe-api-key` | Stripe API key for payments | `sk_live_...` |
| `stripe-webhook-secret` | Stripe webhook signing secret | `whsec_...` |
| `smtp-password` | SMTP password for emails | `password` |
| `s3-access-key` | AWS S3 access key | `AKIA...` |
| `s3-secret-key` | AWS S3 secret key | `...` |
### Chat Server Additional Secrets
| Secret Key | Description | Example |
|------------|-------------|---------|
| `chat-server-secret` | Secret for chat server authentication | `chat-secret-key` |
### Stream Server Additional Secrets
| Secret Key | Description | Example |
|------------|-------------|---------|
| `stream-server-secret` | Secret for stream server authentication | `stream-secret-key` |
## Environment-Specific Secrets
Secrets are organized by environment:
```
secret/
├── veza/
│ ├── development/
│ │ ├── database-url
│ │ ├── jwt-secret
│ │ └── redis-url
│ ├── staging/
│ │ ├── database-url
│ │ ├── jwt-secret
│ │ └── redis-url
│ └── production/
│ ├── database-url
│ ├── jwt-secret
│ └── redis-url
```
## Secret Rotation
### Automatic Rotation with Vault
Vault can automatically rotate secrets:
```bash
# Enable automatic rotation for database credentials
vault write database/config/veza \
plugin_name=postgresql-database-plugin \
allowed_roles="veza-role" \
connection_url="postgresql://{{username}}:{{password}}@postgres:5432/veza" \
username="vault" \
password="vault-password" \
rotation_period="24h"
```
### Manual Rotation
```bash
# 1. Update secret in source (Vault, AWS, etc.)
vault kv put secret/veza/production/jwt-secret value="new-secret-key"
# 2. External Secrets Operator will automatically sync
# Or force sync:
kubectl annotate externalsecret veza-secrets \
force-sync=$(date +%s) \
-n veza-production
# 3. Restart pods to pick up new secrets
kubectl rollout restart deployment/veza-backend-api -n veza-production
```
### Rotation CronJob
A CronJob is provided to rotate secrets periodically:
```bash
kubectl apply -f k8s/secrets/secrets-rotation.yaml
```
## Security Best Practices
1. **Never commit secrets to Git**
- Use `.gitignore` for secret files
- Use `secrets.yaml.example` as template
2. **Use separate secrets per environment**
- Different secrets for dev, staging, production
- Use namespaces to isolate environments
3. **Rotate secrets regularly**
- JWT secrets: Every 90 days
- Database passwords: Every 180 days
- API keys: As per provider recommendations
4. **Limit access with RBAC**
```yaml
apiVersion: rbac.authorization.k8s.io/v1
kind: Role
metadata:
name: secrets-reader
namespace: veza-production
rules:
- apiGroups: [""]
resources: ["secrets"]
verbs: ["get", "list"]
```
5. **Enable audit logging**
- Log all secret access
- Monitor for unauthorized access
6. **Use encryption at rest**
- Enable encryption for etcd (Kubernetes secrets)
- Use encrypted volumes for Vault
7. **Principle of least privilege**
- Only grant access to secrets that are needed
- Use service accounts with minimal permissions
## Troubleshooting
### Secret not syncing
```bash
# Check ExternalSecret status
kubectl describe externalsecret veza-secrets -n veza-production
# Check External Secrets Operator logs
kubectl logs -n external-secrets-system deployment/external-secrets
# Check SecretStore connection
kubectl describe secretstore vault-store -n veza-production
```
### Secret not found in pod
```bash
# Verify secret exists
kubectl get secret veza-secrets -n veza-production
# Check pod environment variables
kubectl exec -it deployment/veza-backend-api -n veza-production -- env | grep -i secret
# Verify secret is mounted
kubectl describe pod -l app=veza-backend-api -n veza-production | grep -A 5 "Mounts:"
```
### Permission denied
```bash
# Check RBAC permissions
kubectl auth can-i get secrets --namespace=veza-production
# Check service account
kubectl get serviceaccount -n veza-production
kubectl describe serviceaccount veza-backend-api -n veza-production
```
## Migration Guide
### From Kubernetes Secrets to External Secrets
1. **Install External Secrets Operator**
```bash
kubectl apply -f k8s/secrets/external-secrets-operator.yaml
```
2. **Configure secret store**
```bash
kubectl apply -f k8s/secrets/secret-stores/vault-store.yaml
```
3. **Create ExternalSecret resources**
```bash
kubectl apply -f k8s/secrets/external-secrets/veza-secrets.yaml
```
4. **Verify secrets are synced**
```bash
kubectl get externalsecret -n veza-production
kubectl get secret veza-secrets -n veza-production
```
5. **Update deployments** (if needed, External Secrets creates the same secret name)
6. **Remove old manual secrets** (optional, after verification)
## References
- [External Secrets Operator Documentation](https://external-secrets.io/)
- [HashiCorp Vault Documentation](https://www.vaultproject.io/docs)
- [Kubernetes Secrets Documentation](https://kubernetes.io/docs/concepts/configuration/secret/)
- [AWS Secrets Manager](https://aws.amazon.com/secrets-manager/)
- [Google Cloud Secret Manager](https://cloud.google.com/secret-manager)

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# External Secrets Operator Installation
# This installs the External Secrets Operator which syncs secrets from external providers
# into Kubernetes Secrets.
apiVersion: v1
kind: Namespace
metadata:
name: external-secrets-system
labels:
name: external-secrets-system
---
apiVersion: v1
kind: ServiceAccount
metadata:
name: external-secrets
namespace: external-secrets-system
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRole
metadata:
name: external-secrets
rules:
- apiGroups: [""]
resources: ["secrets", "configmaps"]
verbs: ["get", "list", "watch", "create", "update", "patch", "delete"]
- apiGroups: [""]
resources: ["serviceaccounts"]
verbs: ["get", "list", "watch"]
- apiGroups: ["external-secrets.io"]
resources: ["externalsecrets", "secretstores", "clustersecretstores"]
verbs: ["get", "list", "watch", "create", "update", "patch", "delete"]
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRoleBinding
metadata:
name: external-secrets
roleRef:
apiGroup: rbac.authorization.k8s.io
kind: ClusterRole
name: external-secrets
subjects:
- kind: ServiceAccount
name: external-secrets
namespace: external-secrets-system
---
# Note: For production, use the official Helm chart:
# helm repo add external-secrets https://charts.external-secrets.io
# helm install external-secrets external-secrets/external-secrets -n external-secrets-system
#
# This manifest is a simplified version for reference.
# For the full installation, use:
# kubectl apply -f https://raw.githubusercontent.com/external-secrets/external-secrets/main/deploy/charts/external-secrets/crds/bundle.yaml
# helm install external-secrets external-secrets/external-secrets -n external-secrets-system

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# ExternalSecret for Veza Production Secrets
# This syncs secrets from Vault into Kubernetes Secrets
apiVersion: external-secrets.io/v1beta1
kind: ExternalSecret
metadata:
name: veza-secrets
namespace: veza-production
spec:
refreshInterval: 1h
secretStoreRef:
name: vault-store
kind: SecretStore
target:
name: veza-secrets
creationPolicy: Owner
template:
type: Opaque
data:
database-url: "{{ .database_url }}"
redis-url: "{{ .redis_url }}"
jwt-secret: "{{ .jwt_secret }}"
stripe-api-key: "{{ .stripe_api_key }}"
stripe-webhook-secret: "{{ .stripe_webhook_secret }}"
smtp-password: "{{ .smtp_password }}"
s3-access-key: "{{ .s3_access_key }}"
s3-secret-key: "{{ .s3_secret_key }}"
data:
- secretKey: database_url
remoteRef:
key: veza/production
property: database-url
- secretKey: redis_url
remoteRef:
key: veza/production
property: redis-url
- secretKey: jwt_secret
remoteRef:
key: veza/production
property: jwt-secret
- secretKey: stripe_api_key
remoteRef:
key: veza/production
property: stripe-api-key
- secretKey: stripe_webhook_secret
remoteRef:
key: veza/production
property: stripe-webhook-secret
- secretKey: smtp_password
remoteRef:
key: veza/production
property: smtp-password
- secretKey: s3_access_key
remoteRef:
key: veza/production
property: s3-access-key
- secretKey: s3_secret_key
remoteRef:
key: veza/production
property: s3-secret-key
---
# ExternalSecret for Development
apiVersion: external-secrets.io/v1beta1
kind: ExternalSecret
metadata:
name: veza-secrets
namespace: veza-development
spec:
refreshInterval: 1h
secretStoreRef:
name: vault-store
kind: SecretStore
target:
name: veza-secrets
creationPolicy: Owner
template:
type: Opaque
data:
database-url: "{{ .database_url }}"
redis-url: "{{ .redis_url }}"
jwt-secret: "{{ .jwt_secret }}"
data:
- secretKey: database_url
remoteRef:
key: veza/development
property: database-url
- secretKey: redis_url
remoteRef:
key: veza/development
property: redis-url
- secretKey: jwt_secret
remoteRef:
key: veza/development
property: jwt-secret
---
# ExternalSecret for Staging
apiVersion: external-secrets.io/v1beta1
kind: ExternalSecret
metadata:
name: veza-secrets
namespace: veza-staging
spec:
refreshInterval: 1h
secretStoreRef:
name: vault-store
kind: SecretStore
target:
name: veza-secrets
creationPolicy: Owner
template:
type: Opaque
data:
database-url: "{{ .database_url }}"
redis-url: "{{ .redis_url }}"
jwt-secret: "{{ .jwt_secret }}"
data:
- secretKey: database_url
remoteRef:
key: veza/staging
property: database-url
- secretKey: redis_url
remoteRef:
key: veza/staging
property: redis-url
- secretKey: jwt_secret
remoteRef:
key: veza/staging
property: jwt-secret

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# SecretStore for AWS Secrets Manager
# This configures External Secrets Operator to fetch secrets from AWS Secrets Manager
apiVersion: v1
kind: ServiceAccount
metadata:
name: external-secrets-aws
namespace: veza-production
annotations:
eks.amazonaws.com/role-arn: arn:aws:iam::ACCOUNT_ID:role/veza-external-secrets-role
---
apiVersion: external-secrets.io/v1beta1
kind: SecretStore
metadata:
name: aws-store
namespace: veza-production
spec:
provider:
aws:
service: SecretsManager
region: us-east-1
auth:
jwt:
serviceAccountRef:
name: external-secrets-aws

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# SecretStore for Google Cloud Secret Manager
# This configures External Secrets Operator to fetch secrets from GCP Secret Manager
apiVersion: v1
kind: ServiceAccount
metadata:
name: external-secrets-gcp
namespace: veza-production
annotations:
iam.gke.io/gcp-service-account: veza-external-secrets@PROJECT_ID.iam.gserviceaccount.com
---
apiVersion: external-secrets.io/v1beta1
kind: SecretStore
metadata:
name: gcp-store
namespace: veza-production
spec:
provider:
gcpsm:
projectId: PROJECT_ID
auth:
workloadIdentity:
clusterLocation: us-central1
clusterName: veza-cluster
serviceAccountRef:
name: external-secrets-gcp

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# SecretStore for HashiCorp Vault
# This configures External Secrets Operator to fetch secrets from Vault
apiVersion: external-secrets.io/v1beta1
kind: SecretStore
metadata:
name: vault-store
namespace: veza-production
spec:
provider:
vault:
server: "https://vault.veza.internal:8200"
path: "secret"
version: "v2"
auth:
kubernetes:
mountPath: "kubernetes"
role: "veza-external-secrets"
serviceAccountRef:
name: external-secrets
---
# For development environment
apiVersion: external-secrets.io/v1beta1
kind: SecretStore
metadata:
name: vault-store
namespace: veza-development
spec:
provider:
vault:
server: "https://vault.veza.internal:8200"
path: "secret"
version: "v2"
auth:
kubernetes:
mountPath: "kubernetes"
role: "veza-external-secrets-dev"
serviceAccountRef:
name: external-secrets
---
# For staging environment
apiVersion: external-secrets.io/v1beta1
kind: SecretStore
metadata:
name: vault-store
namespace: veza-staging
spec:
provider:
vault:
server: "https://vault.veza.internal:8200"
path: "secret"
version: "v2"
auth:
kubernetes:
mountPath: "kubernetes"
role: "veza-external-secrets-staging"
serviceAccountRef:
name: external-secrets

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# CronJob for Secret Rotation
# This job rotates secrets periodically and triggers External Secrets to sync
apiVersion: batch/v1
kind: CronJob
metadata:
name: secrets-rotation
namespace: veza-production
spec:
schedule: "0 2 * * 0" # Every Sunday at 2 AM
successfulJobsHistoryLimit: 3
failedJobsHistoryLimit: 3
jobTemplate:
spec:
template:
spec:
serviceAccountName: secrets-rotation
containers:
- name: rotate-secrets
image: vault:latest
command:
- /bin/sh
- -c
- |
# Rotate JWT secret (if using Vault dynamic secrets)
vault kv put secret/veza/production/jwt-secret value=$(openssl rand -base64 32)
# Force External Secrets to sync
kubectl annotate externalsecret veza-secrets \
force-sync=$(date +%s) \
-n veza-production \
--overwrite
# Restart deployments to pick up new secrets
kubectl rollout restart deployment/veza-backend-api -n veza-production
kubectl rollout restart deployment/veza-chat-server -n veza-production
kubectl rollout restart deployment/veza-stream-server -n veza-production
env:
- name: VAULT_ADDR
value: "https://vault.veza.internal:8200"
- name: KUBECONFIG
value: /var/run/secrets/kubernetes.io/serviceaccount
restartPolicy: OnFailure
---
apiVersion: v1
kind: ServiceAccount
metadata:
name: secrets-rotation
namespace: veza-production
---
apiVersion: rbac.authorization.k8s.io/v1
kind: Role
metadata:
name: secrets-rotation
namespace: veza-production
rules:
- apiGroups: ["external-secrets.io"]
resources: ["externalsecrets"]
verbs: ["get", "patch", "update"]
- apiGroups: ["apps"]
resources: ["deployments"]
verbs: ["get", "patch"]
---
apiVersion: rbac.authorization.k8s.io/v1
kind: RoleBinding
metadata:
name: secrets-rotation
namespace: veza-production
roleRef:
apiGroup: rbac.authorization.k8s.io
kind: Role
name: secrets-rotation
subjects:
- kind: ServiceAccount
name: secrets-rotation
namespace: veza-production

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# HashiCorp Vault Integration Guide
# This file contains example configurations for integrating Vault with Veza
# Note: This is a reference file. Actual Vault installation should be done via Helm:
# helm repo add hashicorp https://helm.releases.hashicorp.com
# helm install vault hashicorp/vault -n vault-system --create-namespace
---
# Example: Vault Policy for Veza
# Create this policy in Vault:
# vault policy write veza-production - <<EOF
# path "secret/data/veza/production/*" {
# capabilities = ["read", "list"]
# }
# path "secret/metadata/veza/production/*" {
# capabilities = ["list", "read"]
# }
# EOF
---
# Example: Vault Kubernetes Auth Role
# vault write auth/kubernetes/role/veza-external-secrets \
# bound_service_account_names=external-secrets \
# bound_service_account_namespaces=veza-production \
# policies=veza-production \
# ttl=1h
---
# Example: Vault Database Dynamic Secrets
# This enables automatic rotation of database credentials
# vault write database/config/veza \
# plugin_name=postgresql-database-plugin \
# allowed_roles="veza-role" \
# connection_url="postgresql://{{username}}:{{password}}@postgres:5432/veza" \
# username="vault" \
# password="vault-password"
#
# vault write database/roles/veza-role \
# db_name=veza \
# creation_statements="CREATE ROLE \"{{name}}\" WITH LOGIN PASSWORD '{{password}}' VALID UNTIL '{{expiration}}'; \
# GRANT SELECT, INSERT, UPDATE, DELETE ON ALL TABLES IN SCHEMA public TO \"{{name}}\";" \
# default_ttl="1h" \
# max_ttl="24h"
---
# Example: Vault Secret Structure
# vault kv put secret/veza/production \
# database-url="postgresql://user:pass@host:5432/veza" \
# redis-url="redis://host:6379/0" \
# jwt-secret="your-jwt-secret-key-min-32-chars" \
# stripe-api-key="sk_live_..." \
# stripe-webhook-secret="whsec_..." \
# smtp-password="password" \
# s3-access-key="AKIA..." \
# s3-secret-key="..."