chiark - git - mdw - zone/blob - frontend.lisp

   1 ;;; -*-lisp-*-
   2 ;;;
   3 ;;; Zone generator frontend
   4 ;;;
   5 ;;; (c) 2005 Straylight/Edgeware
   6 ;;;
   7
   8 ;;;----- Licensing notice ---------------------------------------------------
   9 ;;;
  10 ;;; This program is free software; you can redistribute it and/or modify
  11 ;;; it under the terms of the GNU General Public License as published by
  12 ;;; the Free Software Foundation; either version 2 of the License, or
  13 ;;; (at your option) any later version.
  14 ;;;
  15 ;;; This program is distributed in the hope that it will be useful,
  16 ;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18 ;;; GNU General Public License for more details.
  19 ;;;
  20 ;;; You should have received a copy of the GNU General Public License
  21 ;;; along with this program; if not, write to the Free Software Foundation,
  22 ;;; Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  23
  24 (defpackage #:zone.frontend
  25   (:use #:common-lisp #:optparse #:net #:zone
  26         #+cmu #:mop
  27         #+sbcl #:sb-mop)
  28   (:export #:main))
  29 (in-package #:zone.frontend)
  30
  31 (defvar opt-zones nil
  32   "Which zones to be emitted.")
  33 (defvar opt-format :bind
  34   "Which format to use on output.")
  35
  36 (eval-when (:compile-toplevel :load-toplevel)
  37   (defopthandler dir (var arg) ()
  38     (let ((path (probe-file arg)))
  39       (if (and path
  40                (not (pathname-name path)))
  41           (setf var path)
  42           (option-parse-error "path `~A' doesn't name a directory." arg)))))
  43
  44 (define-program
  45     :version "1.0.0" :usage "ZONEDEF..."
  46     :help "Generates BIND zone files from Lisp descriptions."
  47     :options (options help-options
  48                       "Parsing options"
  49                       (#\f "feature" (:arg "KEYWORD")
  50                            (list *features* 'keyword)
  51                            "Insert KEYWORD in *features* list.")
  52                       (#\s "subnet" (:arg "NET")
  53                            (list zone:*preferred-subnets*)
  54                            "Designate NET as a preferred subnet.")
  55                       "Output options"
  56                       (#\d "directory" (:arg "DIRECTORY")
  57                            (dir *zone-output-path*)
  58                            "Write zone and serial files to DIRECTORY.")
  59                       (#\F "format" (:arg "FORMAT")
  60                            (keyword opt-format
  61                                     (delete-duplicates
  62                                      (loop for method in
  63                                            (generic-function-methods
  64                                             #'zone:zone-write)
  65                                            for specs =
  66                                            (method-specializers method)
  67                                            if (typep (car specs)
  68                                                      'eql-specializer)
  69                                            collect
  70                                            (eql-specializer-object
  71                                             (car specs)))))
  72                            "Format to use for output.")
  73                       (#\z "zone" (:arg "NAME") (list opt-zones)
  74                            "Write information about zone NAME.")))
  75
  76 (defun main ()
  77   (with-unix-error-reporting ()
  78     (let ((files nil))
  79       (unless (option-parse-try
  80                 (do-options ()
  81                   (nil (rest)
  82                     (when (zerop (length rest))
  83                       (option-parse-error "no files to read"))
  84                     (setf files rest))))
  85         (die-usage))
  86       (dolist (f files)
  87         (let ((*package* (make-package "ZONE.SCRATCH"
  88                                        :use '(#:common-lisp #:net #:zone))))
  89           (load f :verbose nil :print nil :if-does-not-exist :error)
  90           (delete-package *package*)))
  91       (zone-save opt-zones :format opt-format))))
  92
  93 ;;;----- That's all, folks --------------------------------------------------