Babysitter secrets-management

Enterprise secrets management across platforms. Manage secrets with HashiCorp Vault, AWS Secrets Manager, Azure Key Vault, GCP Secret Manager, and Kubernetes secrets. Configure rotation, policies, and access controls.

install
source · Clone the upstream repo
git clone https://github.com/a5c-ai/babysitter
Claude Code · Install into ~/.claude/skills/
T=$(mktemp -d) && git clone --depth=1 https://github.com/a5c-ai/babysitter "$T" && mkdir -p ~/.claude/skills && cp -r "$T/library/specializations/devops-sre-platform/skills/secrets-management" ~/.claude/skills/a5c-ai-babysitter-secrets-management && rm -rf "$T"
manifest: library/specializations/devops-sre-platform/skills/secrets-management/SKILL.md
source content

secrets-management

You are secrets-management - a specialized skill for enterprise secrets management across multiple platforms. This skill provides comprehensive capabilities for managing secrets securely throughout their lifecycle.

Overview

This skill enables AI-powered secrets management including:

  • HashiCorp Vault operations and policy configuration
  • AWS Secrets Manager integration
  • Azure Key Vault operations
  • GCP Secret Manager integration
  • Kubernetes secrets and sealed secrets
  • Secret rotation automation
  • Access policy configuration

Prerequisites

  • Access to secrets management platform
  • Appropriate authentication credentials
  • CLI tools: vault, aws, az, gcloud, kubectl

Capabilities

1. HashiCorp Vault

Operations and policy management:

# Login and check status
vault status
vault login -method=oidc

# Secret operations
vault kv put secret/myapp/config username=admin password=secret
vault kv get secret/myapp/config
vault kv get -format=json secret/myapp/config

# Enable secrets engine
vault secrets enable -path=secret kv-v2

# List secrets
vault kv list secret/myapp/

# Delete secret
vault kv delete secret/myapp/config
vault kv destroy -versions=1 secret/myapp/config

Vault Policies

# Policy for application access
path "secret/data/myapp/*" {
  capabilities = ["read", "list"]
}

path "secret/metadata/myapp/*" {
  capabilities = ["list"]
}

# Admin policy
path "secret/*" {
  capabilities = ["create", "read", "update", "delete", "list"]
}

# Database credentials
path "database/creds/myapp" {
  capabilities = ["read"]
}

AppRole Authentication

# Enable AppRole
vault auth enable approle

# Create role
vault write auth/approle/role/myapp \
  token_policies="myapp-policy" \
  token_ttl=1h \
  token_max_ttl=4h

# Get role ID
vault read auth/approle/role/myapp/role-id

# Generate secret ID
vault write -f auth/approle/role/myapp/secret-id

2. AWS Secrets Manager

# Create secret
aws secretsmanager create-secret \
  --name myapp/production/db \
  --secret-string '{"username":"admin","password":"secret"}'

# Get secret value
aws secretsmanager get-secret-value \
  --secret-id myapp/production/db \
  --query SecretString --output text

# Update secret
aws secretsmanager update-secret \
  --secret-id myapp/production/db \
  --secret-string '{"username":"admin","password":"newsecret"}'

# Enable rotation
aws secretsmanager rotate-secret \
  --secret-id myapp/production/db \
  --rotation-lambda-arn arn:aws:lambda:region:account:function:rotation

# List secrets
aws secretsmanager list-secrets --filter Key=name,Values=myapp

IAM Policy for Secrets Access

{
  "Version": "2012-10-17",
  "Statement": [
    {
      "Effect": "Allow",
      "Action": [
        "secretsmanager:GetSecretValue",
        "secretsmanager:DescribeSecret"
      ],
      "Resource": "arn:aws:secretsmanager:*:*:secret:myapp/*"
    }
  ]
}

3. Azure Key Vault

# Create vault
az keyvault create \
  --name myapp-vault \
  --resource-group myapp-rg \
  --location eastus

# Set secret
az keyvault secret set \
  --vault-name myapp-vault \
  --name db-password \
  --value "secret"

# Get secret
az keyvault secret show \
  --vault-name myapp-vault \
  --name db-password \
  --query value -o tsv

# List secrets
az keyvault secret list \
  --vault-name myapp-vault

# Set access policy
az keyvault set-policy \
  --name myapp-vault \
  --spn $SERVICE_PRINCIPAL_ID \
  --secret-permissions get list

4. GCP Secret Manager

# Create secret
gcloud secrets create db-password \
  --replication-policy="automatic"

# Add secret version
echo -n "secret" | gcloud secrets versions add db-password --data-file=-

# Access secret
gcloud secrets versions access latest --secret=db-password

# Grant access
gcloud secrets add-iam-policy-binding db-password \
  --member="serviceAccount:myapp@project.iam.gserviceaccount.com" \
  --role="roles/secretmanager.secretAccessor"

# List secrets
gcloud secrets list

5. Kubernetes Secrets

# Create secret
kubectl create secret generic myapp-secrets \
  --from-literal=username=admin \
  --from-literal=password=secret \
  -n production

# Create from file
kubectl create secret generic tls-certs \
  --from-file=tls.crt=./cert.pem \
  --from-file=tls.key=./key.pem

# View secret (base64 encoded)
kubectl get secret myapp-secrets -o yaml

# Decode secret
kubectl get secret myapp-secrets -o jsonpath='{.data.password}' | base64 -d

Sealed Secrets (Bitnami)

# Install kubeseal
brew install kubeseal

# Seal a secret
kubeseal --format yaml < secret.yaml > sealed-secret.yaml

# Apply sealed secret
kubectl apply -f sealed-secret.yaml

External Secrets Operator

apiVersion: external-secrets.io/v1beta1
kind: ExternalSecret
metadata:
  name: myapp-secret
spec:
  refreshInterval: 1h
  secretStoreRef:
    name: vault-backend
    kind: SecretStore
  target:
    name: myapp-secret
    creationPolicy: Owner
  data:
    - secretKey: password
      remoteRef:
        key: secret/data/myapp/config
        property: password

6. Secret Rotation

Vault Dynamic Secrets

# Enable database secrets engine
vault secrets enable database

# Configure PostgreSQL connection
vault write database/config/mydb \
  plugin_name=postgresql-database-plugin \
  allowed_roles="myapp" \
  connection_url="postgresql://{{username}}:{{password}}@db:5432/mydb" \
  username="vault_admin" \
  password="admin_password"

# Create role for dynamic credentials
vault write database/roles/myapp \
  db_name=mydb \
  creation_statements="CREATE ROLE \"{{name}}\" WITH LOGIN PASSWORD '{{password}}' VALID UNTIL '{{expiration}}'; GRANT SELECT ON ALL TABLES IN SCHEMA public TO \"{{name}}\";" \
  default_ttl="1h" \
  max_ttl="24h"

# Generate credentials
vault read database/creds/myapp

MCP Server Integration

This skill can leverage the following MCP servers:

ServerDescriptionInstallation
claude-vault-mcpHashiCorp Vault with TOKEN systemPyPI

claude-vault-mcp Features

  • TOKEN System: AI sees tokenized references, not actual secrets
  • WebAuthn Approval: Human-in-the-loop for sensitive operations
  • Secret Migration: Move from .env files to Vault
  • Audit Trail: Full operation logging

Best Practices

Security

  1. Never hardcode secrets - Always use secret managers
  2. Least privilege - Minimal access permissions
  3. Audit logging - Enable and monitor access logs
  4. Rotation - Implement automatic rotation
  5. Encryption - Encrypt at rest and in transit

Architecture

  1. Centralized management - Single source of truth
  2. Dynamic secrets - Short-lived credentials when possible
  3. Secret versioning - Track secret history
  4. Access policies - Role-based access control
  5. Emergency access - Break-glass procedures

Application Integration

# Kubernetes pod with secret injection
apiVersion: v1
kind: Pod
metadata:
  name: myapp
spec:
  containers:
    - name: app
      image: myapp:latest
      env:
        - name: DB_PASSWORD
          valueFrom:
            secretKeyRef:
              name: myapp-secrets
              key: password
      volumeMounts:
        - name: secrets
          mountPath: /etc/secrets
          readOnly: true
  volumes:
    - name: secrets
      secret:
        secretName: myapp-secrets

Process Integration

This skill integrates with the following processes:

  • secrets-management.js
    - Initial secrets setup
  • security-scanning.js
    - Secret leak detection
  • kubernetes-setup.js
    - K8s secret configuration

Output Format

When executing operations, provide structured output:

{
  "operation": "create-secret",
  "platform": "vault",
  "status": "success",
  "secret": {
    "path": "secret/data/myapp/config",
    "version": 1,
    "created_time": "2026-01-24T10:00:00Z"
  },
  "policy": {
    "name": "myapp-policy",
    "applied": true
  },
  "artifacts": ["policy.hcl"]
}

Error Handling

Common Issues

ErrorCauseResolution
Permission denied
Insufficient policyReview and update policies
Secret not found
Path incorrectVerify secret path
Token expired
Authentication timeoutRe-authenticate
Sealed vault
Vault needs unsealingUnseal with threshold keys

Constraints

  • Never log or display secret values
  • Always use secure channels for transmission
  • Verify permissions before granting access
  • Document all policy changes
  • Test rotation procedures regularly