Module ssh 

SSH connection management for RIPE Atlas controller communication

This module provides:

• SSH tunnel management with automatic reconnection
• Registration protocol (INIT command)
• Keepalive handling (KEEP command)
• Reverse port forwarding for telnet interface

Structs

ControllerInfo

Controller information returned from INIT

KnownHosts

Known SSH host keys for server verification (TOFU model)

ProbeInitInfo

Probe information sent during registration INIT

SshConfig

SSH connection configuration

SshConnection

SSH connection to RIPE Atlas controller

TelnetState

State needed for handling telnet connections directly in the SSH handler

Enums

InitResponse

INIT response variants

Functions

generate_key

Generate a new SSH key pair

key_fingerprint

Compute the SHA256 fingerprint of a public key (e.g., “SHA256:abc123…”)

load_key

Load SSH key from file

load_key_from_string

Load SSH key pair from a PEM string (e.g. from an environment variable)

save_key

Save SSH key pair to files