When this worker is inactive for more than the given maxInactiveTime,
it will send a termination request to its main worker.
If you use a DynamicClusterPool the extra workers that were created will be terminated,
@@ -7,7 +7,7 @@ but the minimum number of workers will be guaranteed.
Since
2.0.0
Type Parameters
Data = unknown
Type of data this worker receives from pool's execution. This can only be structured-cloneable data.
Response = unknown
Type of response the worker sends back to the main worker. This can only be structured-cloneable data.
Call all destroy hooks. This should only ever be called once. An error will
be thrown if it is called more than once. This must be manually called. If
the resource is left to be collected by the GC then the destroy hooks will
never be called.
runInAsyncScope<This, Result>(fn, thisArg?, ...args): Result
Call the provided function with the provided arguments in the execution context
+
Returns void
runInAsyncScope
runInAsyncScope<This, Result>(fn, thisArg?, ...args): Result
Call the provided function with the provided arguments in the execution context
of the async resource. This will establish the context, trigger the AsyncHooks
before callbacks, call the function, trigger the AsyncHooks after callbacks, and
then restore the original execution context.
@@ -93,18 +93,18 @@ then restore the original execution context.
A cluster worker used by a poolifier
+ClusterPool.- Preparing search index...
- The search index is not available
poolifier - v3.0.8Class ClusterWorker<Data, Response>
A cluster worker used by a poolifier
ClusterPool.When this worker is inactive for more than the given
maxInactiveTime, it will send a termination request to its main worker.If you use a
DynamicClusterPoolthe extra workers that were created will be terminated, @@ -7,7 +7,7 @@ but the minimum number of workers will be guaranteed.Since
2.0.0
Type Parameters
Data = unknown
Type of data this worker receives from pool's execution. This can only be structured-cloneable data.
Response = unknown
Type of response the worker sends back to the main worker. This can only be structured-cloneable data.
-Hierarchy
Index
Constructors
Hierarchy
Index
Constructors
Properties
Constructors
constructor
Constructs a new poolifier cluster worker.
Type Parameters
Data = unknown
Response = unknown
Parameters
taskFunctions: TaskFunction<Data, Response> | TaskFunctions<Data, Response>
Task function(s) processed by the worker when the pool's
executionfunction is invoked.opts: WorkerOptions = {}
Options for the worker.
-Returns ClusterWorker<Data, Response>
Properties
ProtectedOptionalactiveHandler id of the
-activeIntervalworker activity check.ProtectedReadonlyisWhether this is the main worker or not.
-ProtectedlastTimestamp of the last task processed by this worker.
-ProtectedoptsOptions for the worker.
-ProtectedstatisticsPerformance statistics computation requirements.
-ProtectedtaskTask function(s) processed by the worker when the pool's
-executionfunction is invoked.Accessors
ProtectedidWorker id.
-Returns number
Methods
add
Adds a task function to the worker. +
Returns ClusterWorker<Data, Response>
Properties
ProtectedOptionalactiveHandler id of the
+activeIntervalworker activity check.ProtectedReadonlyisWhether this is the main worker or not.
+ProtectedlastTimestamp of the last task processed by this worker.
+ProtectedoptsOptions for the worker.
+ProtectedstatisticsPerformance statistics computation requirements.
+ProtectedtaskTask function(s) processed by the worker when the pool's
+executionfunction is invoked.Accessors
ProtectedidWorker id.
+Returns number
Methods
add
Adds a task function to the worker. If a task function with the same name already exists, it is replaced.
Parameters
name: string
The name of the task function to add.
fn: TaskFunction<Data, Response>
The task function to add.
Returns TaskFunctionOperationResult
Whether the task function was added or not.
-async
Returns number
The unique
-asyncIdassigned to the resource.bind
Binds the given function to execute to this
+AsyncResource's scope.async
Returns number
The unique
+asyncIdassigned to the resource.bind
Binds the given function to execute to this
AsyncResource's scope.Type Parameters
Func extends ((...args) => any)
Parameters
fn: Func
The function to bind to the current
AsyncResource.Returns Func
Since
v14.8.0, v12.19.0
-emit
Call all
destroyhooks. This should only ever be called once. An error will +emit
Call all
destroyhooks. This should only ever be called once. An error will be thrown if it is called more than once. This must be manually called. If the resource is left to be collected by the GC then thedestroyhooks will never be called.Returns ClusterWorker<Data, Response>
A reference to
-asyncResource.ProtectedgetReturns the main worker.
+ProtectedgetReturns the main worker.
Returns Worker
Reference to the main worker.
Throws
https://nodejs.org/api/errors.html#class-error If the main worker is not set.
-ProtectedhandleHandles an error and convert it to a string so it can be sent back to the main worker.
+ProtectedhandleHandles an error and convert it to a string so it can be sent back to the main worker.
Parameters
error: string | Error
The error raised by the worker.
Returns string
The error message.
-ProtectedhandleHandles a kill message sent by the main worker.
-Parameters
_message: MessageValue<Data, unknown>
Returns void
ProtectedhandleHandles the ready message sent by the main worker.
+ProtectedhandleHandles a kill message sent by the main worker.
+Parameters
_message: MessageValue<Data, unknown>
Returns void
ProtectedhandleHandles the ready message sent by the main worker.
Parameters
message: MessageValue<Data, unknown>
The ready message.
-Returns void
ProtectedhandleParameters
message: MessageValue<Data, unknown>
Returns void
has
Checks if the worker has a task function with the given name.
+Returns void
ProtectedhandleParameters
message: MessageValue<Data, unknown>
Returns void
has
Checks if the worker has a task function with the given name.
Parameters
name: string
The name of the task function to check.
Returns TaskFunctionOperationResult
Whether the worker has a task function with the given name or not.
-list
Lists the names of the worker's task functions.
+list
Lists the names of the worker's task functions.
Returns string[]
The names of the worker's task functions.
-ProtectedmessageWorker message listener.
+ProtectedmessageWorker message listener.
Parameters
message: MessageValue<Data, unknown>
The received message.
-Returns void
remove
Removes a task function from the worker.
+Returns void
remove
Removes a task function from the worker.
Parameters
name: string
The name of the task function to remove.
Returns TaskFunctionOperationResult
Whether the task function existed and was removed or not.
-ProtectedrunRuns the given task.
+ProtectedrunRuns the given task.
Parameters
task: Task<Data>
The task to execute.
-Returns void
ProtectedrunRuns the given task function asynchronously.
+Returns void
ProtectedrunRuns the given task function asynchronously.
Parameters
fn: TaskAsyncFunction<Data, Response>
Task function that will be executed.
task: Task<Data>
Input data for the task function.
-Returns void
run
Call the provided function with the provided arguments in the execution context +
Returns void
run
Call the provided function with the provided arguments in the execution context of the async resource. This will establish the context, trigger the AsyncHooks before callbacks, call the function, trigger the AsyncHooks after callbacks, and then restore the original execution context.
@@ -93,18 +93,18 @@ then restore the original execution context.Parameters
this: This
Rest...args: any[]Returns Result
OptionalthisArg: ThisThe receiver to be used for the function call.
Rest...args: any[]Optional arguments to pass to the function.
Returns Result
Since
v9.6.0
-ProtectedrunRuns the given task function synchronously.
+ProtectedrunRuns the given task function synchronously.
Parameters
fn: TaskSyncFunction<Data, Response>
Task function that will be executed.
task: Task<Data>
Input data for the task function.
-Returns void
ProtectedsendSends task function names to the main worker.
-Returns void
ProtectedsendSends a message to main worker.
+Returns void
ProtectedsendSends task function names to the main worker.
+Returns void
ProtectedsendSends a message to main worker.
Parameters
message: MessageValue<Response, unknown>
The response message.
-Returns void
set
Sets the default task function to use in the worker.
+Returns void
set
Sets the default task function to use in the worker.
Parameters
name: string
The name of the task function to use as default task function.
Returns TaskFunctionOperationResult
Whether the default task function was set or not.
-trigger
Returns number
The same
-triggerAsyncIdthat is passed to theAsyncResourceconstructor.StaticbindBinds the given function to the current execution context.
+trigger
Returns number
The same
+triggerAsyncIdthat is passed to theAsyncResourceconstructor.StaticbindBinds the given function to the current execution context.
Type Parameters
Func extends ((this, ...args) => any)
ThisArg
Parameters
fn: Func
The function to bind to the current execution context.
Optionaltype: stringAn optional name to associate with the underlying
AsyncResource.OptionalthisArg: ThisArgReturns Func
Since
v14.8.0, v12.19.0
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