Struct libafl::events::centralized::CentralizedEventManager

impl<EM, SP> CentralizedEventManager<EM, SP>
where EM: UsesState, SP: ShMemProvider + 'static,

pub fn new( inner: EM, client: LlmpClient<SP>, is_main: bool ) -> Result<Self, Error>

Creates a new CentralizedEventManager.

pub fn on_port( inner: EM, shmem_provider: SP, port: u16, is_main: bool ) -> Result<Self, Error>

Create a centralized event manager on a port

If the port is not yet bound, it will act as a broker; otherwise, it will act as a client.

pub fn existing_client_from_env( inner: EM, shmem_provider: SP, env_name: &str, is_main: bool ) -> Result<Self, Error>

If a client respawns, it may reuse the existing connection, previously stored by LlmpClient::to_env().

pub fn describe(&self) -> Result<LlmpClientDescription, Error>

Describe the client event manager’s LLMP parts in a restorable fashion

pub fn existing_client_from_description( inner: EM, shmem_provider: SP, description: &LlmpClientDescription, is_main: bool ) -> Result<Self, Error>

Create an existing client from description

pub fn to_env(&self, env_name: &str)

Write the config for a client EventManager to env vars, a new client can reattach using CentralizedEventManager::existing_client_from_env().

pub fn is_main(&self) -> bool

Know if this instance is main or secondary

Trait Implementations§

impl<EM, SP> Debug for CentralizedEventManager<EM, SP>
where EM: UsesState + Debug, SP: ShMemProvider + 'static + Debug,

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

impl<EM, SP> EventFirer for CentralizedEventManager<EM, SP>
where EM: EventStatsCollector + EventFirer + HasEventManagerId, SP: ShMemProvider + 'static,

fn fire( &mut self, state: &mut Self::State, event: Event<<Self::State as UsesInput>::Input> ) -> Result<(), Error>

Send off an Event to the broker Read more

fn log( &mut self, state: &mut Self::State, severity_level: LogSeverity, message: String ) -> Result<(), Error>

Send off an Event::Log event to the broker. This is a shortcut for EventFirer::fire with Event::Log as argument.

fn serialize_observers<OT>( &mut self, observers: &OT ) -> Result<Option<Vec<u8>>, Error>
where OT: ObserversTuple<Self::State> + Serialize,

Serialize all observers for this type and manager

fn configuration(&self) -> EventConfig

Get the configuration

impl<E, EM, SP, Z> EventProcessor<E, Z> for CentralizedEventManager<EM, SP>
where EM: EventStatsCollector + EventProcessor<E, Z> + EventFirer + HasEventManagerId, E: HasObservers<State = Self::State> + Executor<Self, Z>, for<'a> E::Observers: Deserialize<'a>, Z: EvaluatorObservers<E::Observers, State = Self::State> + ExecutionProcessor<E::Observers, State = Self::State>, Self::State: HasExecutions + HasMetadata, SP: ShMemProvider + 'static,

fn process( &mut self, fuzzer: &mut Z, state: &mut Self::State, executor: &mut E ) -> Result<usize, Error>

Lookup for incoming events and process them. Return the number of processes events or an error

impl<EM, SP> EventRestarter for CentralizedEventManager<EM, SP>
where EM: EventRestarter, SP: ShMemProvider + 'static,

fn on_restart(&mut self, state: &mut Self::State) -> Result<(), Error>

For restarting event managers, implement a way to forward state to their next peers.

fn send_exiting(&mut self) -> Result<(), Error>

Send information that this client is exiting. No need to restart us any longer, and no need to print an error, either.

fn await_restart_safe(&mut self)

Block until we are safe to exit, usually called inside on_restart.

impl<EM, SP> EventStatsCollector for CentralizedEventManager<EM, SP>
where EM: EventStatsCollector + UsesState, SP: ShMemProvider + 'static,

fn serialization_time(&self) -> Duration

Expose the collected observers serialization time

fn deserialization_time(&self) -> Duration

Expose the collected observers deserialization time

fn serializations_cnt(&self) -> usize

How many times observers were serialized

fn should_serialize_cnt(&self) -> usize

How many times shoukd have been serialized an observer

fn serialization_time_mut(&mut self) -> &mut Duration

Expose the collected observers serialization time (mut)

fn deserialization_time_mut(&mut self) -> &mut Duration

Expose the collected observers deserialization time (mut)

fn serializations_cnt_mut(&mut self) -> &mut usize

How many times observers were serialized (mut)

fn should_serialize_cnt_mut(&mut self) -> &mut usize

How many times shoukd have been serialized an observer (mut)

impl<EM, SP> HasCustomBufHandlers for CentralizedEventManager<EM, SP>
where EM: HasCustomBufHandlers, SP: ShMemProvider + 'static,

fn add_custom_buf_handler( &mut self, handler: Box<dyn FnMut(&mut Self::State, &String, &[u8]) -> Result<CustomBufEventResult, Error>> )

Adds a custom buffer handler that will run for each incoming CustomBuf event.

impl<EM, SP> HasEventManagerId for CentralizedEventManager<EM, SP>
where EM: HasEventManagerId + UsesState, SP: ShMemProvider + 'static,

fn mgr_id(&self) -> EventManagerId

The id of this manager. For Multiprocessed EventManagers, each client should have a unique ids.

impl<EM, SP> ProgressReporter for CentralizedEventManager<EM, SP>
where EM: EventStatsCollector + ProgressReporter + HasEventManagerId, EM::State: HasMetadata + HasExecutions + HasLastReportTime, SP: ShMemProvider + 'static,

fn maybe_report_progress( &mut self, state: &mut Self::State, monitor_timeout: Duration ) -> Result<(), Error>

Given the last time, if monitor_timeout seconds passed, send off an info/monitor/heartbeat message to the broker. Returns the new last time (so the old one, unless monitor_timeout time has passed and monitor have been sent) Will return an crate::Error, if the stats could not be sent.

fn report_progress(&mut self, state: &mut Self::State) -> Result<(), Error>

Send off an info/monitor/heartbeat message to the broker. Will return an crate::Error, if the stats could not be sent.

impl<EM, SP> UsesState for CentralizedEventManager<EM, SP>
where EM: UsesState, SP: ShMemProvider + 'static,

type State = ::State

The state known by this type.

impl<E, EM, SP, Z> EventManager<E, Z> for CentralizedEventManager<EM, SP>
where EM: EventStatsCollector + EventManager<E, Z>, EM::State: HasExecutions + HasMetadata + HasLastReportTime, E: HasObservers<State = Self::State> + Executor<Self, Z>, for<'a> E::Observers: Deserialize<'a>, Z: EvaluatorObservers<E::Observers, State = Self::State> + ExecutionProcessor<E::Observers, State = Self::State>, SP: ShMemProvider + 'static,

Auto Trait Implementations§

impl<EM, SP> RefUnwindSafe for CentralizedEventManager<EM, SP>
where EM: RefUnwindSafe, SP: RefUnwindSafe, <SP as ShMemProvider>::ShMem: RefUnwindSafe,

impl<EM, SP> !Send for CentralizedEventManager<EM, SP>

impl<EM, SP> !Sync for CentralizedEventManager<EM, SP>

impl<EM, SP> Unpin for CentralizedEventManager<EM, SP>
where EM: Unpin, SP: Unpin, <SP as ShMemProvider>::ShMem: Unpin,

impl<EM, SP> UnwindSafe for CentralizedEventManager<EM, SP>
where EM: UnwindSafe, SP: UnwindSafe, <SP as ShMemProvider>::ShMem: UnwindSafe,

Blanket Implementations§

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