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;;; -*- Mode: Lisp ; Base: 10 ; Syntax: ANSI-Common-Lisp -*-
;;;;; Main loop for the Philip-Jose Farmer
;;; Manage a farm of processes each doing a part of a grand job.
(in-package :philip-jose)
(defparameter *philip-jose-farmer-version* 0)
(defun-request-handler :farmer-version ()
(reply *philip-jose-farmer-version*))
(defun-request-handler :square (n)
(reply (* n n)))
(defun-request-handler :1+ (n)
(reply (1+ n)))
(defun-request-handler :reload ()
(reply (asdf:oos 'asdf:load-op *farmer-system*)))
(defun-request-handler :register-client (id &key valid explanation)
(logger "~&Registering client~{ ~A~}" id)
(reply t))
(defun-request-handler :armageddon ()
(flet ((kill-worker-id (worker-id)
(destructuring-bind (machine process connect-time) worker-id
(declare (ignorable connect-time))
(logger "~&Armageddon killing pid ~D on ~A" process machine)
(kill-machine-process machine process))))
(maphash (lambda (worker-id status)
(declare (ignorable status))
(kill-worker-id worker-id))
*registered-workers*)
(maphash (lambda (job-id job)
(declare (ignorable job-id))
(kill-worker-id (car (job-status job))))
*claimed-worker-jobs*))
(reply t)
(logger "~&Armageddon quitting")
(sb-ext:quit))
(defun-job fake (m)
(setf *random-state* (make-random-state t))
(let ((x (* 1d-3 (random 10000))))
(DBG :fake m x)
(fsleep x)
(values m x)))
(defun show-tasks ()
(let ((*print-level* 4))
(logger "~&scheduled local-tasks: ~S~%" (fifo-head *scheduled-local-tasks*))
(logger "~&timed local-tasks: ~S~%" (container-contents *timed-local-tasks*))
(logger "~&scheduled worker jobs: ~S~%" (fifo-head *scheduled-worker-jobs*))
(logger "~&claimed worker jobs: ~S~%" (hash-table->alist *claimed-worker-jobs*)))
nil)
(defun clear-tasks ()
(fifo-empty! *scheduled-local-tasks*)
(empty-container! *timed-local-tasks*)
(fifo-empty! *scheduled-worker-jobs*)
(clrhash *claimed-worker-jobs*)
nil)
#|
(trace call-request-handler handle-sexp-request)
(hash-table->alist *request-heads*)
|#