NAME
Myriad::Service - microservice coördination
SYNOPSIS
DESCRIPTION
ATTRIBUTES
These methods return instance variables.
ryu
Provides a common Ryu::Async instance.
myriad
The Myriad instance which owns this service. Stored internally as a weak reference.
rpc
subscription
service_name
The name of the service, defaults to the package name.
METRICS
General metrics that any service is assumed to have
myriad.service.rpc
Timing information about RPC calls tagged by service, status and method name
myriad.service.batch
Timing information about the batch subscriptions tagged by service, status and method name
myriad.service.receiver
Timing information about events receivers tagged by service, status and method name
myriad.service.emitter
A counter for the events emitted by emitters tagged by service and method name
METHODS
configure
Populate internal configuration.
_add_to_loop
Apply this service to the current event loop.
This will trigger a number of actions:
initial startup
first diagnostics check
if successful, batch and subscription registration will occur
ASYNC METHODS
load
To wire the service with Myriad's component before it actually starts work
start
Perform the diagnostics check and start the service
startup
Initialize the service internal status it will be called when the service is added to the IO::Async::Loop.
The method here is just a placeholder it should be reimplemented by the service code.
diagnostics
Runs any internal diagnostics.
The method here is just a placeholder it should be reimplemented by the service code.
shutdown
Gracefully shut down the service. At the moment, this means we:
stop accepting more requests
finish the pending requests
AUTHOR
Deriv Group Services Ltd. DERIV@cpan.org.
See "CONTRIBUTORS" in Myriad for full details.
LICENSE
Copyright Deriv Group Services Ltd 2020-2021. Licensed under the same terms as Perl itself.