How did you organize the storage of state files and secret management? Tell us about Vault.

To store state files (e.g., Terraform state), remote backends with locking support are usually used to avoid conflicts during concurrent access. Common solutions include S3 with DynamoDB for locks, Google Cloud Storage, Azure Blob Storage, etc.

Secret management is implemented through specialized systems, such as HashiCorp Vault. Vault allows secure storage, issuance, and revocation of secrets, as well as access control via policies and authentication.

Main features of Vault:

• Centralized secret storage
• Dynamic secret creation (e.g., temporary credentials for databases)
• Access management through policies
• Audit and logging of operations

Example of using Vault to retrieve a secret:

vault kv get secret/myapp/config

Thus, Vault helps securely manage secrets and integrates with infrastructure for automation and enhanced security.