Struct PolicyEngine 

pub struct PolicyEngine { /* private fields */ }

Policy engine with a read-through cache backed by SQLite.

Implementations

impl PolicyEngine

pub fn new(pool: SqlitePool, config: Arc<GuardConfig>) -> Self

Creates a new policy engine.

pub async fn evaluate(&self, ctx: &EvalContext) -> GuardResult<PolicyDecision>

Evaluates enabled policies in descending priority order.

pub fn compute_risk(&self, ctx: &EvalContext) -> f64

Computes a risk score for the provided context.

pub async fn load_from_dir(&self, dir: &Path) -> GuardResult<usize>

Loads all TOML policy files from a directory and upserts them into SQLite.

pub async fn add_policy_from_toml( &self, source: &str, fallback_name: &str, ) -> GuardResult<Policy>

Parses one TOML source string and upserts the contained policies.

pub async fn list_policies(&self) -> GuardResult<Vec<Policy>>

Lists persisted policies in evaluation order.

pub async fn remove_policy(&self, policy_id: Uuid) -> GuardResult<()>

Removes a policy by id.

Trait Implementations

impl Clone for PolicyEngine

fn clone(&self) -> PolicyEngine

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.