GNU   davin.50webs.com/research
Bringing to you notes for the ages

       Main Menu          Research Projects         Photo Album            Curriculum Vitae      The Greatest Artists
    Email Address       Computer Games          Web Design          Java Training Wheels      The Fly (A Story)   
  Political Activism   Bob Dylan Quotes+       My Life Story          Smoking Cessation          Other Links      
Debugging Macros     String Class I     Linked List System I Java for C Programmers Naming Convention
    String Class II         How I use m4              Strings III                 Symmetrical I/O             Linked Lists II     
Run-Time Type Info   Virtual Methods      An Array System        Science & Religion            Submodes       
  Nested Packages      Memory Leaks    Garbage Collection      Internet & Poverty      What is Knowledge?
Limits of Evolution   Emacs Additions      Function Plotter           Romantic Love        The Next Big Thing
    Science Fiction     Faster Compilation Theory of Morality         Elisp Scoping               Elisp Advice      
  S.O.G.M. Pattern       Safe Properties         School Bullying          Charisma Control          Life and Death    
     Splitting Java          Multiple Ctors       Religious Beliefs         Conversation 1           Conversation 2    
   J.T.W. Language    Emacs Additions II      Build Counter             Relation Plotter          Lisp++ Language  
  Memory Leaks II   Super Constructors CRUD Implementation Order a Website Form There Is An Afterlife
More Occam's Razor C to Java Translator Theory of Morality II


cull-size-quota.el

    

;;; cull-size-quota.el

;; Copyright (C) 2006-2015 Davin Pearson

;; Author/Maintainer: Davin Max Pearson <http://davin.50webs.com>
;; Keywords: Cull Size Quota
;; Version: 1.0

;;; Commentary:

;; This file is not part of GNU Emacs.

;; This file deletes archive files that exceed a certain size.

;;; Limitation of Warranty

;; This program is free software: you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation, either version 3 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 GNU Emacs, see the file COPYING.  If not, see:
;;
;; <http://www.gnu.org/licenses/gpl-3.0.txt>.


;;; Install Instructions:
;; See the following URL for the latest info and a tarball:
;;
;; <http://davin.50webs.com/research/2006/mopa2e.html#cull-size-quota>
;;
;; Then untar the tarball to a folder pointed to by the Emacs variable
;; load-path and add the following line to your ~/.emacs file.
;;
;; (require 'cull-size-quota)

;;; Known Bugs:

;; None!

;;; Code:

(defun d-file-size (file)
  (if (file-exists-p file)
      (nth 7 (file-attributes file))
    0))

;;;
;;; (shell-command "cp -r d:/home/bak/baz d:/")
;;;
;;; (setq count 0)
(defun cull-size-quota-inner-inner (dirname regexp total-size)

  ;;(debug)
  ;;(d-beeps "called cull-size-quota-inner-inner dirname=%s regexp=%s total-size=%s count=%s" dirname regexp total-size count)
  (incf count)

  ;;
  ;; NOTE: deletes files that exceed quota `total-size'
  ;;
  (let* ((list (nreverse (directory-files dirname t regexp)))
         (ptr  list)
         (size 0))
    (while (and ptr (<= size total-size))
      ;;(message "skipping file %s" (car ptr))
      (setq size (+ size (/ (d-file-size (car ptr)) 1024.0 1024.0)))
      (setq ptr (cdr ptr)))
    (while ptr
      (message "deleting file %s as total file size exceeds quota %s MB" (car ptr) total-size)
      (delete-file (car ptr))
      (setq ptr (cdr ptr))))

  ;;
  ;; NOTE: sets an upper bound on the number of files
  ;;
  (let* ((number-to-keep 200)
         (list (nreverse (directory-files dirname t regexp)))
         (ptr  list)
         (i    0))
    (while (and ptr (< i number-to-keep))
      (incf i)
      (setq ptr (cdr ptr)))
    (while ptr
      (message "deleting file %s as number of files exceeds 200" (car ptr))
      (delete-file (car ptr))
      (setq ptr (cdr ptr))))
  )

;;(cull-size-quota-inner "~/" (setq extension ".zip") 0)
(defun cull-size-quota-inner (dirname extension total-size)
  ;;(message "cull-size-quota-inner dirname=%s extension=%s total-size=%s" (prin1-to-string dirname) (prin1-to-string extension) (prin1-to-string total-size))
  (when (file-exists-p dirname)
    (assert (or (string-match "\\.tar\\.gz$" extension)
                (string-match "\\.tar$"      extension)
                (string-match "\\.zip$"      extension)
                (string-match "\\.pdf$"      extension)))
    (let* ((list          (bak--get-bases dirname extension))
           (ptr           list)
           (count         0)
           (len           (length list))
           (pr1-dirname   (prin1-to-string dirname))
           (pr1-extension (prin1-to-string extension)))
      (while ptr
        (incf count)
        (message "cull-size-quota-inner dirname=%s extension=%s total-size=%sMB progress=%s%%"
                 pr1-dirname
                 pr1-extension
                 total-size
                 (/ (* 100 count) len))
        (cull-size-quota-inner-inner dirname (concat "^"
                                                     (car ptr)
                                                     bak--yyyymmdd
                                                     bak--hhmmss
                                                     (regexp-quote extension)
                                                     "$")
                                     total-size)
        (setq ptr (cdr ptr)))
      )))

;; (cull-size-quota "d:/home/bak/")
;; (cull-size-quota "g:/home/bak")
(defun cull-size-quota-dir-plus-extension (dirname extension)
  (assert (or (string-match "\\.tar\\.gz$" extension)
              (string-match "\\.tar$"      extension)
              (string-match "\\.zip$"      extension)
              (string-match "\\.pdf$"      extension)
              ))
  (message "cull-size-quota %s" (prin1-to-string dirname))
  (progn
    ;;
    ;; NOTE: canonicalise dirname
    ;;
    (setq dirname (expand-file-name dirname))
    (if (not (string-match "/$" dirname))
        (setq dirname (concat dirname "/"))))

  (if (file-exists-p "f:/")
      (assert (or (file-exists-p "f:/big") (file-exists-p "f:/small"))))

  (if (file-exists-p "/media/www/F2TB/")
      (assert (or (file-exists-p "/media/www/F2TB/big") (file-exists-p "/media/www/F2TB/small"))))

  (if (file-exists-p "g:/")
      (assert (or (file-exists-p "g:/big") (file-exists-p "g:/small"))))

  (if (file-exists-p "/media/www/G16GB/")
      (assert (or (file-exists-p "/media/www/G16GB/big") (file-exists-p "/media/www/G16GB/small"))))

  (if (file-exists-p "h:/")
      (assert (or (file-exists-p "h:/big") (file-exists-p "h:/small"))))

  (if (file-exists-p "j:/")
      (assert (or (file-exists-p "j:/big") (file-exists-p "j:/small"))))

  (if (file-exists-p "/media/www/H16GB/")
      (assert (or (file-exists-p "/media/www/H16GB/big") (file-exists-p "/media/www/H16GB/small"))))

  ;; NOTE: these sizes are in megabytes
  (let (alist total-size)
    (progn
      (setq alist '(
                    ("c:/home/bak/"                     . 10)
                    ("c:/home/bak/baz/"                 . 10)
                    ("f:/home/bak/"                     . (if (file-exists-p "f:/big") 800  10))
                    ("f:/home/bak/baz/"                 . (if (file-exists-p "f:/big") 800 100))
                    ("f:/davinpearson-com/binaries/"    . (if (file-exists-p "f:/big") 800 100))
                    ("g:/home/bak/"                     . (if (file-exists-p "g:/big") 800  10))
                    ("g:/home/bak/baz/"                 . (if (file-exists-p "g:/big") 800 100))
                    ("h:/home/bak/"                     . (if (file-exists-p "h:/big") 800  10))
                    ("h:/home/bak/baz/"                 . (if (file-exists-p "h:/big") 800 100))
                    ("j:/home/bak/"                     . (if (file-exists-p "j:/big") 800  10))
                    ("j:/home/bak/baz/"                 . (if (file-exists-p "j:/big") 800 100))
                    ("/home/www/bak/"                   . 200)
                    ("/home/www/bak/baz/"               . 400)
                    ("/home/www/C/home/bak/"            . 10)
                    ("/home/www/C/home/bak/baz/"        . 10)
                    ("/home/www/F/home/bak/"            . (if (file-exists-p "/home/www/F/big") 800  10))
                    ("/home/www/F/home/bak/baz/"        . (if (file-exists-p "/home/www/F/big") 800 100))
                    ("/home/www/G/home/bak/"            . (if (file-exists-p "/home/www/G/big") 800  10))
                    ("/home/www/G/home/bak/baz/"        . (if (file-exists-p "/home/www/G/big") 800 100))
                    ("/home/www/H/home/bak/"            . (if (file-exists-p "/home/www/H/big") 800  10))
                    ("/home/www/H/home/bak/baz/"        . (if (file-exists-p "/home/www/H/big") 800 100))
                    ("/media/www/C1TB/home/bak/"       . 100)
                    ("/media/www/C1TB/home/bak/baz/"   . 100)
                    ("/media/www/F2TB/home/bak/"        . (if (file-exists-p "/media/www/F2TB/big")  800  10))
                    ("/media/www/F2TB/home/bak/baz/"    . (if (file-exists-p "/media/www/F2TB/big")  800 100))
                    ("/media/www/G16GB/home/bak/"       . (if (file-exists-p "/media/www/G16GB/big") 800  10))
                    ("/media/www/G16GB/home/bak/baz/"   . (if (file-exists-p "/media/www/G16GB/big") 800 100))
                    ("/media/www/H16GB/home/bak/"       . (if (file-exists-p "/media/www/H16GB/big") 800  10))
                    ("/media/www/H16GB/home/bak/baz/"   . (if (file-exists-p "/media/www/H16GB/big") 800 100))
                    ("/media/www/I16GB/home/bak/"       . (if (file-exists-p "/media/www/I16GB/big") 800  10))
                    ("/media/www/I16GB/home/bak/baz/"   . (if (file-exists-p "/media/www/I16GB/big") 800 100))
                    ("/media/www/J600GB/home/bak/"      . (if (file-exists-p "/media/www/J600GB/big") 800  10))
                    ("/media/www/J600GB/home/bak/baz/"  . (if (file-exists-p "/media/www/J600GB/big") 800 100))
                    ("/media/www/K2TB/home/bak/"        . (if (file-exists-p "/media/www/K2TB/big") 800  10))
                    ("/media/www/K2TB/home/bak/baz/"    . (if (file-exists-p "/media/www/K2TB/big") 800 100))
                    ("/media/www/BLU16GB/home/bak/"     . (if (file-exists-p "/media/www/BLU16GB/big") 800  10))
                    ("/media/www/BLU16GB/home/bak/baz/" . (if (file-exists-p "/media/www/BLU16GB/big") 800 100))
                    ("/media/www/BLU16GB/davinpearson-com/binaries/" . (if (file-exists-p "/media/www/BLU16GB/big") 800  10))
                    ("/media/www/GRN16GB/home/bak/"                  . (if (file-exists-p "/media/www/GRN16GB/big") 800 100))
                    ("/media/www/GRN16GB/home/bak/baz/"              . (if (file-exists-p "/media/www/GRN16GB/big") 800 100))
                    ("/media/www/GRN16GB/davinpearson-com/binaries/" . (if (file-exists-p "/media/www/GRN16GB/big") 800  10))
                    ("/media/www/WD2TB/home/bak/"                  . (if (file-exists-p "/media/www/WD2TB/big") 800 100))
                    ("/media/www/WD2TB/home/bak/baz/"              . (if (file-exists-p "/media/www/WD2TB/big") 800 100))
                    ("/media/www/WD2TB/davinpearson-com/binaries/" . (if (file-exists-p "/media/www/WD2TB/big") 800  10))
                    ("/media/www/WD2TB2/home/bak/"                  . (if (file-exists-p "/media/www/WD2TB2/big") 800 100))
                    ("/media/www/WD2TB2/home/bak/baz/"              . (if (file-exists-p "/media/www/WD2TB2/big") 800 100))
                    ("/media/www/WD2TB2/davinpearson-com/binaries/" . (if (file-exists-p "/media/www/WD2TB2/big") 800  10))
                    ("c:/home/hairy-lemon/output/davinpearson-com/binaries/" . 200)))
      (setq total-size (eval (cdr (assoc dirname alist))))
      (assert (boundp 'total-size))
      (assert total-size)
      (cull-size-quota-inner dirname extension total-size)
      )
    )
  )

;;; (setq dirname (expand-file-name "~/bak/"))
;;; (setq dirname "/media/www/G16GB/home/bak/")
(defun cull-size-quota (dirname)
  (interactive "DEnter dir: ")
  (let ((d-message-on t))
    (cull-size-quota-dir-plus-extension dirname ".tar.gz")
    (cull-size-quota-dir-plus-extension dirname ".tar")
    (cull-size-quota-dir-plus-extension dirname ".zip")
    (cull-size-quota-dir-plus-extension dirname ".pdf")
    )
  )

(provide 'cull-size-quota)
Back
| Main Menu | Research Projects | Photo Album | Curriculum Vitae | The Greatest Artists |
| Email Address | Computer Games | Web Design | Java Training Wheels | The Fly (A Story) |
| Political Activism | Bob Dylan Quotes+ | My Life Story | Smoking Cessation | Other Links |
| Debugging Macros | String Class I | Linked List System I | Java for C Programmers | Naming Convention |
| String Class II | How I use m4 | Strings III | Symmetrical I/O | Linked Lists II |
| Run-Time Type Info | Virtual Methods | An Array System | Science & Religion | Submodes |
| Nested Packages | Memory Leaks | Garbage Collection | Internet & Poverty | What is Knowledge? |
| Limits of Evolution | Emacs Additions | Function Plotter | Romantic Love | The Next Big Thing |
| Science Fiction | Faster Compilation | Theory of Morality | Elisp Scoping | Elisp Advice |
| S.O.G.M. Pattern | Safe Properties | School Bullying | Charisma Control | Life and Death |
| Splitting Java | Multiple Ctors | Religious Beliefs | Conversation 1 | Conversation 2 |
| J.T.W. Language | Emacs Additions II | Build Counter | Relation Plotter | Lisp++ Language |
| Memory Leaks II | Super Constructors | CRUD Implementation | Order a Website Form | There Is An Afterlife |
| More Occam's Razor | C to Java Translator | Theory of Morality II
Last modified: Sat Apr 29 18:38:32 NZST 2017
Best viewed at 800x600 or above resolution.
© Copyright 1999-2017 Davin Pearson.
Please report any broken links to