;;; -*-lisp-*-
;;;
-;;; $Id$
-;;;
;;; Zone generator frontend
;;;
;;; (c) 2005 Straylight/Edgeware
;;; it under the terms of the GNU General Public License as published by
;;; the Free Software Foundation; either version 2 of the License, or
;;; (at your option) any later version.
-;;;
+;;;
;;; This program is distributed in the hope that it will be useful,
;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;;; GNU General Public License for more details.
-;;;
+;;;
;;; You should have received a copy of the GNU General Public License
;;; along with this program; if not, write to the Free Software Foundation,
;;; Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
(defpackage #:zone.frontend
- (:use #:common-lisp #:optparse #:net #:zone)
+ (:use #:common-lisp #:mdw.base #:mdw.sys-base #:optparse #:net #:zone
+ #+(or cmu clisp) #:mop
+ #+sbcl #:sb-mop)
(:export #:main))
(in-package #:zone.frontend)
(defvar opt-zones nil
"Which zones to be emitted.")
+(defvar opt-format :bind
+ "Which format to use on output.")
+(defvar opt-debug nil
+ "Whether to emit stack backtraces on error.")
+
+(defun directory-exists-p (name)
+
+ ;; Make a pathname for NAME which has the right form for a directory.
+ (let ((dirpath
+ (let ((path (pathname name)))
+ (if (null (pathname-name path))
+ path
+ (make-pathname :directory
+ (append (or (pathname-directory path)
+ (list :relative))
+ (list (pathname-name path)))
+ :name nil
+ :type nil
+ :defaults path)))))
+
+ ;; Now check that it exists.
+ #+clisp (and (ext:probe-directory dirpath) (truename dirpath))
+ #-clisp (probe-file dirpath)))
+
+(eval-when (:compile-toplevel :load-toplevel)
+ (defopthandler dir (var arg) ()
+ (let ((path (directory-exists-p arg)))
+ (if (and path
+ (not (pathname-name path)))
+ (setf var path)
+ (option-parse-error "path `~A' doesn't name a directory." arg))))
+ (let ((duration-units (make-hash-table :test #'equal)))
+ (dolist (item '((("Gs") #.(* 1000 1000 1000))
+ (("Ms") #.(* 1000 1000))
+ (("ks") 1000)
+ (("hs") 100)
+ (("das") 10)
+ (("yr" "year" "years" "y") #.(* 365 24 60 60))
+ (("wk" "week" "weeks" "w") #.(* 7 24 60 60))
+ (("day" "days" "dy" "d") #.(* 24 60 60))
+ (("hr" "hour" "hours" "h") #.(* 60 60))
+ (("min" "minute" "minutes" "m") 60)
+ (("s" "second" "seconds" "sec" "") 1)))
+ (dolist (name (car item))
+ (setf (gethash name duration-units) (cadr item))))
+ (defopthandler dur (var arg) ()
+ (let ((len (length arg)))
+ (multiple-value-bind (n i) (parse-integer arg :junk-allowed t)
+ (unless n
+ (option-parse-error "invalid duration `~A': ~
+ integer expected" arg))
+ (loop (cond ((or (>= i len)
+ (not (whitespace-char-p (char arg i))))
+ (return))
+ (t
+ (incf i))))
+ (let ((u0 i))
+ (loop (cond ((or (>= i len)
+ (whitespace-char-p (char arg i)))
+ (return))
+ (t
+ (incf i))))
+ (let* ((u1 i)
+ (unit (subseq arg u0 u1))
+ (scale (gethash unit duration-units)))
+ (unless scale
+ (option-parse-error "invalid duration `~A': ~
+ unknown unit `~A'"
+ arg unit))
+ (setf var (* n scale)))))))))
(define-program
:version "1.0.0" :usage "ZONEDEF..."
:help "Generates BIND zone files from Lisp descriptions."
:options (options help-options
+ "Parsing options"
+ (#\f "feature" (:arg "KEYWORD")
+ (list *features* 'keyword)
+ "Insert KEYWORD in *features* list.")
+ (#\s "subnet" (:arg "NET")
+ (list zone:*preferred-subnets*)
+ "Designate NET as a preferred subnet.")
+ (#\D "debug" (set opt-debug)
+ "Produce stack backtrace on error.")
+ "Timeout options"
+ (#\E "expire" (:arg "DURATION")
+ (dur *default-zone-expire*)
+ "Set default zone expiry period.")
+ (#\N "min-ttl" (:arg "DURATION")
+ (dur *default-zone-min-ttl*)
+ "Set default zone minimum/negative time-to-live.")
+ (#\R "refresh" (:arg "DURATION")
+ (dur *default-zone-refresh*)
+ "Set default zone refresh period.")
+ (#\T "ttl" (:arg "DURATION")
+ (dur *default-zone-ttl*)
+ "Set default zone time-to-live.")
+ (#\Y "retry" (:arg "DURATION")
+ (dur *default-zone-retry*)
+ "Set default zone retry period.")
"Output options"
+ (#\d "directory" (:arg "DIRECTORY")
+ (dir *zone-output-path*)
+ "Write zone and serial files to DIRECTORY.")
+ (#\F "format" (:arg "FORMAT")
+ (keyword opt-format
+ (delete-duplicates
+ (loop for method in
+ (append
+ (generic-function-methods
+ #'zone:zone-write)
+ (generic-function-methods
+ #'zone:zone-write-header))
+ for specs =
+ (method-specializers method)
+ if (typep (car specs)
+ 'eql-specializer)
+ collect
+ (eql-specializer-object
+ (car specs)))))
+ "Format to use for output.")
(#\z "zone" (:arg "NAME") (list opt-zones)
"Write information about zone NAME.")))
(defun main ()
- (with-unix-error-reporting ()
- (let ((seq 54)
- (files nil))
- (unless (option-parse-try
- (do-options ()
- (nil (rest)
- (when (zerop (length rest))
- (option-parse-error "no files to read"))
- (setf files rest))))
- (die-usage))
- (dolist (f files)
- (let ((*package* (make-package (format nil "zone.scratch-~A"
- (incf seq))
- :use '(#:common-lisp #:net #:zone))))
- (load f :verbose nil :print nil :if-does-not-exist :error)))
- (zone-save opt-zones))))
+ (set-command-line-arguments)
+ (let ((files nil))
+ (flet ((run ()
+ (dolist (f files)
+ (let ((*package* (make-package "ZONE.SCRATCH"
+ :use '(#:common-lisp
+ #:net #:zone))))
+ (progv *zone-config* (mapcar #'symbol-value *zone-config*)
+ (load f :verbose nil :print nil :if-does-not-exist :error)
+ (delete-package *package*))))
+ (zone-save opt-zones :format opt-format)
+ t))
+ (with-unix-error-reporting ()
+ (unless (option-parse-try
+ (do-options ()
+ (nil (rest)
+ (when (zerop (length rest))
+ (option-parse-error "no files to read"))
+ (setf files rest))))
+ (die-usage)))
+ (if opt-debug
+ (run)
+ (with-unix-error-reporting () (run)))
+ t)))
;;;----- That's all, folks --------------------------------------------------