Improvements to hubmgr.

* It will daemonize by default.
* It will disconnect managed hubs on exit
* It exits on a c-c "exit" message.
* Deprecated Guile functions have been replaced.

diff --git a/lib/guile/hubmgr b/lib/guile/hubmgr
index dd15213..5d8de74 100755 (executable)
--- a/lib/guile/hubmgr
+++ b/lib/guile/hubmgr
@@ -79,7 +79,7 @@
                       (not (assq o statelist)))
                  (begin (logf "connecting to ~a" (cadr o))
                         (set! connlist (cons (cons o 'pend) connlist))
-                        (dc-qcmd (list* "cnct" o)
+                        (dc-qcmd (cons* "cnct" o)
                                  (let ((hub o))
                                    (lambda (resp)
                                      (let ((er (dc-extract resp)) (ir (dc-intresp resp)))
@@ -92,15 +92,16 @@
            hublist))
 
 (define (hubmgr-main args)
-  (let ((opts (getopt-long args '((daemon (single-char #\d) (value #f))
-                                 (server (single-char #\s) (value #t))))))
-    
+  (let ((opts (getopt-long args '((nodaemon (single-char #\d) (value #f))
+                                 (server (single-char #\s) (value #t))
+                                 (quiet (single-char #\q) (value #f))))))
+    (if (option-ref opts 'quiet #f) (set! logdest #f))
     (set! hublist (read-hl))
     (logf "read ~a hubs" (length hublist))
-    (dc-c&l #t (option-ref opts 'server #f) #t)
-    (dc-ecmd-assert 200 "notify" "fn:act" "on")
+    (dc-c&l (not (option-ref opts 'quiet #f)) (option-ref opts 'server #f) #t)
+    (dc-ecmd-assert 200 "notify" "fn:act" "on" "msg" "on")
     (dc-ecmd-assert 200 "register" "hubmgr")
-    (dc-handle-fn)
+    (dc-util-handle 'fn 'msg)
     (dc-fnproc-reg 'state (lambda (fn)
                            (if (and (eq? (cdr (assq 'state fn)) 'dead)
                                     (assq (cdr (assq 'id fn)) (map (lambda (o) (cons (cdr o) (car o))) connlist)))
@@ -115,15 +116,30 @@
                                   (set! connlist (delq (assq hlf connlist) connlist))
                                   (set! statelist (cons (list hlf (current-time) 10) statelist)))))
                           (cklist)))
+    (dc-msgproc-reg (lambda (sender msg)
+                     (if (equal? (car msg) "exit")
+                         (throw 'quit 0))))
     (dc-loop-reg ".periodic" #f cklist)
     
-    (if (and (option-ref opts 'daemon #f)
-            (not (= (primitive-fork) 0)))
-       (primitive-exit 0)
-       (set! logdest #f))
+    (if (not (option-ref opts 'nodaemon #f))
+       (begin (logf "daemonizing...")
+              (if (= (primitive-fork) 0)
+                  (set! logdest #f)
+                  (primitive-exit 0))))
     
+    (for-each (lambda (sig) (sigaction sig (lambda (sig) (throw 'quit 0)))) (list SIGINT SIGTERM SIGHUP))
     (cklist)
-    (dc-loop)))
+    (catch 'quit dc-loop
+          (lambda (sig ret)
+            (catch 'quit
+                   (lambda ()
+                     (for-each (lambda (o)
+                                 (if (not (eq? (cdr o) 'pend))
+                                     (dc-ecmd "dcnct" (cdr o))))
+                               connlist)
+                     )
+                   (lambda (sig ret) ret))
+            ret))))
 
 (setlocale LC_ALL "")
 (hubmgr-main (command-line))