r5253: *** empty log message ***

[cl-modlisp.git] / base.lisp

diff --git a/base.lisp b/base.lisp
index 6b63c4d06e1a24330cc690b311677130deb6ac27..bcf84b5e049c22fb46e56ababd74bf9ab3c4d1e2 100644 (file)
--- a/base.lisp
+++ b/base.lisp
@@ -7,50 +7,51 @@
 ;;;; Programmer:    Kevin M. Rosenberg
 ;;;; Date Started:  Dec 2002
 ;;;;
-;;;; $Id: base.lisp,v 1.3 2003/07/05 00:51:04 kevin Exp $
+;;;; $Id: base.lisp,v 1.6 2003/07/08 06:40:00 kevin Exp $
 ;;;; *************************************************************************
 
 (in-package #:modlisp)
 
-
-(let ((*listener-socket* nil)
-      (*listener-process* nil))
-
-  (defun modlisp-start (&key (port +default-apache-port+)
-                            (function 'demo-apache-command-processor))
+(defun modlisp-start (&key (port +default-apache-port+)
+                          (processor 'demo-apache-command-processor)
+                          (processor-args nil))
+  (let ((listener (make-instance 'listener :port port
+                                :name (next-server-name)
+                                :function 'apache-command-issuer
+                                :function-args (cons processor processor-args)
+                                :format :text
+                                :wait nil)))
     (handler-case
-       (make-socket-server (next-server-name) function port
-                           :format :text :wait nil)
+       (make-socket-server listener)
       (error (e)
        (format t "~&Error while trying to start modlisp server~&  ~A" e)
        (decf *listener-count*)
-       nil)
-      (:no-error (process socket)
-       (setq *listener-socket* socket)
-       (setq *listener-process* process)
-       process)))
-  
-  (defun modlisp-stop ()
-    (when *listener-process*
-      (format t "~&; killing modlisp server process ~A~%" *listener-process*)
-      (handler-case
-         (progn
-           #+sbcl (sb-thread:destroy-thread *listener-process*)
-           #+cmucl (mp:destroy-process *listener-process*)
-           #+allegro (mp:process-kill *listener-process*)
-           #+allegro (mp:process-allow-schedule)
-           #+lispworks (mp:process-kill *listener-process*))
-       (error (e)
-         (format t "~&Error while trying to kill modlisp server~&  ~A" e))
-       (:no-error (res)
-         (declare (ignore res))
-         (setq *listener-process* nil))))
-    (when *listener-socket*
-      (ignore-errors (close *listener-socket*))
-      (setq *listener-socket* nil)))
-  
- ) ;; closure
+       (values nil nil))
+      (:no-error (res)
+       (declare (ignore res))
+       (push listener *active-listeners*)
+       listener))))
     
+(defun modlisp-stop (listener)
+  (unless listener
+    (cmsg "listener is NIL in modlisp-stop")
+    (return-from modlisp-stop))
+  (dolist (worker (workers listener))
+    (close-active-socket (connection worker))
+    (destroy-process (process worker)))
+  (setf (workers listener) nil)
+  (with-slots (process socket) listener
+    (errorset (close-passive-socket socket) t)
+    (errorset (destroy-process process) t))
+  (setq *active-listeners* (remove listener *active-listeners*)))
+
+(defun modlisp-stop-all ()
+  (dolist (listener *active-listeners*)
+    (ignore-errors
+     (progn
+       (modlisp-stop listener)
+       (setq *active-listeners* (remove listener *active-listeners*))))))
+
 (defun next-server-name ()
   (format nil "modlisp-socket-server-~d" (incf *listener-count*))) 
 
@@ -61,20 +62,21 @@
       (*number-worker-requests* 0)
       (*close-apache-socket* t))
   
-  (defun apache-command-issuer (*apache-socket* processor-fun)
+  (defun apache-command-issuer (*apache-socket* processor &rest args)
     "generates commands from apache, issues commands to processor-fun"
     (unwind-protect
         (progn
           (setq *number-worker-requests* 0)
           (do ((command (read-apache-command) (read-apache-command)))
-              ((null command) 'done)
-            (funcall processor-fun command)
+              ((null command))
+            (apply processor command args)
             (force-output *apache-socket*)
             (incf *number-worker-requests*)
             (incf *number-server-requests*)
             (when *close-apache-socket*
               (return))))
-      (close *apache-socket*)))
+      (close-active-socket *apache-socket*)))
+  
 
   (defun get-number-worker-requests ()
     *number-worker-requests*)
@@ -87,25 +89,32 @@
   
   ) ;; closure
 
+(defun header-value (header key)
+  (cdr (assoc key header :test #'string=)))
+
 (defun read-apache-command ()
   (ignore-errors
     (let* ((header (read-apache-header))
-         (content-length (cdr (assoc "content-length" header :test #'equal)))
-         (content (when content-length 
-                    (make-string
-                     (parse-integer content-length :junk-allowed t)))))
+          (content-length (header-value header "content-length"))
+          (content (when content-length 
+                     (make-string
+                      (parse-integer content-length :junk-allowed t)))))
      (when content
        (read-sequence content *apache-socket*)
        (push (cons "posted-content" content) header))
      header)))
 
+(defun read-apache-line ()
+  (kmrcl:string-left-trim-one-char  #\return
+                                   (read-line *apache-socket* nil nil)))
+
 (defun read-apache-header ()
-  (loop for key = (read-line *apache-socket* nil nil)
-                       while (and key
-                                  (string-not-equal key "end")
-                                  (> (length key) 1))
-                     for value = (read-line *apache-socket* nil nil)
-                     collect (cons key value)))
+  (loop for key = (read-apache-line)
+      while (and key
+                (string-not-equal key "end")
+                (> (length key) 1))
+      for value = (read-apache-line)
+      collect (cons key value)))
 
 (defun write-header-line (key value)
   (write-string key *apache-socket*)
@@ -113,6 +122,4 @@
   (write-string value *apache-socket*)
   (write-char #\NewLine *apache-socket*))
 
-(defun header-value (command key)
-  (cdr (assoc key command :test #'string=)))