Module tls 

TLS certificate and key loading for STARTTLS support.

The SMTP server upgrades plain-text connections to TLS via STARTTLS. This module reads PEM certificate chains and private keys from disk and builds the rustls configurations used by both the server listener and any outbound client connections.

Functions

ca_cert_path

Returns the default path to the CA certificate file used by the Mailsis infrastructure.

load_default_ca_cert

Loads the CA certificate from the default path.

load_tls_client_config

load_tls_client_config_cert

load_tls_server_config

Loads the TLS configuration from the files and returns a ServerConfig.