thodg/cl-unix-cybernetics/unix/defs.lisp

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• Hash : 52739a28
  Author : Thomas de Grivel
  Date : 2018-07-10T12:48:31
  

  probe-installed-packages

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• unix/defs.lisp

• ;;
  ;;  adams  -  Remote system administration tools
  ;;
  ;;  Copyright 2013,2014 Thomas de Grivel <thomas@lowh.net>
  ;;
  ;;  Permission to use, copy, modify, and distribute this software for any
  ;;  purpose with or without fee is hereby granted, provided that the above
  ;;  copyright notice and this permission notice appear in all copies.
  ;;
  ;;  THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  ;;  WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  ;;  MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  ;;  ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  ;;  WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  ;;  ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  ;;  OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  ;;
  
  (in-package :adams)
  
  ;;  Group
  
  (define-resource-class group () ()
    ((probe-group-in-/etc/group :properties (:ensure :name :passwd :gid :members)))
    ((op-update-group :properties (:ensure :gid))))
  
  (defgeneric probe-group-in-/etc/group (resource os))
  (defgeneric op-update-group (resource os &key ensure gid))
  
  ;;  User
  
  (define-resource-class user (resource-container)
    ()
    ((probe-user-in-/etc/passwd :properties (:ensure :login :uid :gid :realname
                                                     :home :shell))
     (probe-user-groups-in-/etc/group :properties (:groups)))
    ((op-update-user :properties (:ensure :uid :gid :realname :home :shell
                                          :login-class :groups))))
  
  (defgeneric probe-user-in-/etc/passwd (resource os))
  (defgeneric probe-user-groups-in-/etc/group (resource os))
  (defgeneric op-update-user (resource os &key ensure uid gid realname home shell
                                            login-class
                                            groups))
  
  (defmethod resource-before-p ((r1 group) (r2 user))
    t)
  
  ;;  Filesystem virtual node
  
  (define-resource-class vnode ()
    ()
    ((probe-vnode-using-ls :properties (:ensure :group :links :mode :mtime
                                                :owner :size))
     (probe-vnode-using-stat :properties (:atime :blocks :blksize :ctime
                                                 :dev :ensure :flags :gid
                                                 :ino :links :mode :mtime
                                                 :rdev :size :uid)))
    ((op-chmod :properties (:mode))
     (op-chown :properties (:uid :gid :owner :group))))
  
  (defgeneric probe-vnode-using-ls (resource os))
  (defgeneric probe-vnode-using-stat (resource os))
  (defgeneric op-chmod (resource os &key mode &allow-other-keys))
  (defgeneric op-chown (resource os &key uid gid owner group &allow-other-keys))
  
  ;;  File
  
  (eval-when (:compile-toplevel :load-toplevel :execute)
  
    (defvar *cksum-legacy-algorithms*
      '(:cksum))
  
    (defvar *cksum-algorithms*
      `(:md5 :rmd160 :sha1 :sha224 :sha256 :sha384 :sha512
             ,@*cksum-legacy-algorithms*)))
  
  (defvar *probe-file-content-size-limit* 8192)
  
  (define-resource-class file (vnode)
    ()
    ((probe-file-content :properties (:content))
     . #.(let ((algorithms))
           (dolist (algorithm *cksum-algorithms*)
             (push `(,(sym 'probe-file-cksum- algorithm)
                      :properties (,algorithm))
                   algorithms))
           (nreverse algorithms)))
    ((op-file-ensure :properties (:ensure)))
    ((:op-properties (:ensure :mode :uid :gid :owner :group))))
  
  (defgeneric probe-file-content (resource os))
  (defgeneric op-file-ensure (resource os &key ensure))
  
  ;;  Directory
  
  (define-resource-class directory (vnode)
    ()
    ((probe-directory-content :properties (:content)))
    ((op-directory-ensure :properties (:ensure)))
    ((:op-properties (:ensure :mode :uid :gid :owner :group))))
  
  (defgeneric probe-directory-content (resource os))
  (defgeneric op-directory-ensure (resource os &key ensure))
  
  ;;  Mounted filesystems
  
  (define-resource-class mount ()
    ()
    ((probe-mount :properties (:mounted-device
                               :mounted-mount-point
                               :mounted-fstype
                               :mounted-options))
     (probe-fstab :properties (:fstab-device
                               :fstab-mount-point
                               :fstab-fstype
                               :fstab-options
                               :fstab-freq
                               :fstab-passno))))
  
  (defgeneric probe-mount (resource os))
  (defgeneric probe-fstab (resource os))
  
  ;;  Process
  
  (define-resource-class process ()
    ()
    ((probe-ps-auxww :properties (:user :pid :cpu :mem :vsz :rss :tt :state
                                  :start :time :cmd))))
  
  (defmethod probe-ps-auxww (process os))
  
  ;;  Software package
  
  (define-resource-class pkg)
  
  (defgeneric probe-installed-packages (host os))
  

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