Struct CheckpointManager 

pub struct CheckpointManager { /* private fields */ }

Manages checkpoints for agent crash recovery.

Implementations

impl CheckpointManager

pub fn new(checkpoint_dir: &Path) -> Result<Self>

Create a new checkpoint manager.

pub fn default_dir() -> Result<Self>

Create a default checkpoint manager (~/.ares/checkpoints/).

pub fn save(&self, checkpoint: &Checkpoint) -> Result<()>

Save a checkpoint to disk.

pub fn load_latest(&self, session_id: &str) -> Result<Option<Checkpoint>>

Load the latest checkpoint for a session.

pub fn list_checkpoints(&self, session_id: &str) -> Result<Vec<Checkpoint>>

List all checkpoints for a session, ordered by step.

pub fn cleanup(&self, session_id: &str) -> Result<usize>

Clean up old checkpoints for a completed session.

pub fn cleanup_expired(&self, now: u64) -> Result<usize>

Remove checkpoint files whose metadata has expired relative to now.

pub fn has_checkpoint(&self, session_id: &str) -> bool

Check if a session has a recoverable checkpoint.