45 lines
1.5 KiB
Racket
45 lines
1.5 KiB
Racket
#lang syndicate
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(require syndicate/schemas/gen/box-protocol)
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(define (report-stats REPORT_EVERY)
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(define start-time (current-inexact-milliseconds))
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(define prev-value 0)
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(lambda (new-value)
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(when (zero? (remainder new-value REPORT_EVERY))
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(define end-time (current-inexact-milliseconds))
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(define delta (/ (- end-time start-time) 1000.0))
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(define count (- new-value prev-value))
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(set! prev-value new-value)
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(set! start-time end-time)
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(log-info "Box got ~a (~a Hz)" new-value (/ count delta)))))
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(define box
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(action (ds LIMIT REPORT_EVERY)
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(spawn #:name 'box
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(define root-facet this-facet)
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(define-field value 0)
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(define reporter (report-stats REPORT_EVERY))
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(at ds
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(assert (BoxState (value)))
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(when (message (SetBox $new-value))
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(reporter new-value)
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(when (= new-value LIMIT) (stop-facet root-facet))
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(value new-value))))))
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(define client
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(action (ds)
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(spawn #:name 'client
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(define root-facet this-facet)
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(at ds
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(when (asserted (BoxState $value)) (send! ds (SetBox (+ value 1))))
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(during (BoxState _)
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(on-stop (log-info "Client detected box termination")
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(stop-facet root-facet)))))))
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(module+ main
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(time
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(actor-system/dataspace (ds)
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(box this-turn ds 500000 100000)
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(client this-turn ds))))
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