(file-name-nondirectory . tramp-handle-file-name-nondirectory)
(file-truename . tramp-sh-handle-file-truename)
(file-exists-p . tramp-sh-handle-file-exists-p)
+ (file-accessible-directory-p . tramp-handle-file-accessible-directory-p)
(file-directory-p . tramp-sh-handle-file-directory-p)
(file-executable-p . tramp-sh-handle-file-executable-p)
(file-readable-p . tramp-sh-handle-file-readable-p)
(verify-visited-file-modtime . tramp-sh-handle-verify-visited-file-modtime)
(file-selinux-context . tramp-sh-handle-file-selinux-context)
(set-file-selinux-context . tramp-sh-handle-set-file-selinux-context)
+ (file-acl . tramp-sh-handle-file-acl)
+ (set-file-acl . tramp-sh-handle-set-file-acl)
(vc-registered . tramp-sh-handle-vc-registered))
"Alist of handler functions.
Operations not mentioned here will be handled by the normal Emacs functions.")
(if (stringp (nth 3 context))
(format "--range=%s" (nth 3 context)) "")
(tramp-shell-quote-argument localname))))
- (tramp-set-file-property v localname "file-selinux-context" context)
- (tramp-set-file-property v localname "file-selinux-context" 'undef)))
- ;; We always return nil.
- nil)
+ (progn
+ (tramp-set-file-property v localname "file-selinux-context" context)
+ t)
+ (tramp-set-file-property v localname "file-selinux-context" 'undef)
+ nil)))
+
+(defun tramp-remote-acl-p (vec)
+ "Check, whether ACL is enabled on the remote host."
+ (with-tramp-connection-property (tramp-get-connection-process vec) "acl-p"
+ (tramp-send-command-and-check vec "getfacl /")))
+
+(defun tramp-sh-handle-file-acl (filename)
+ "Like `file-acl' for Tramp files."
+ (with-parsed-tramp-file-name filename nil
+ (with-tramp-file-property v localname "file-acl"
+ (when (and (tramp-remote-acl-p v)
+ (tramp-send-command-and-check
+ v (format
+ "getfacl -acs %s 2>/dev/null"
+ (tramp-shell-quote-argument localname))))
+ (with-current-buffer (tramp-get-connection-buffer v)
+ (goto-char (point-max))
+ (delete-blank-lines)
+ (when (> (point-max) (point-min))
+ (substring-no-properties (buffer-string))))))))
+
+(defun tramp-sh-handle-set-file-acl (filename acl-string)
+ "Like `set-file-acl' for Tramp files."
+ (with-parsed-tramp-file-name filename nil
+ (when (tramp-remote-acl-p v)
+ (condition-case nil
+ (when (stringp acl-string)
+ (tramp-set-file-property v localname "file-acl" acl-string)
+ (dolist (line (split-string acl-string nil t) t)
+ (unless (tramp-send-command-and-check
+ v (format
+ "setfacl -m %s %s"
+ line (tramp-shell-quote-argument localname)))
+ (error nil))))
+ ;; In case of errors, we return `nil'.
+ (error
+ (tramp-set-file-property v localname "file-acl" 'undef)
+ nil)))))
;; Simple functions using the `test' command.
(and (tramp-run-test "-d" (file-name-directory filename))
(tramp-run-test "-w" (file-name-directory filename)))))))
-(defun tramp-sh-handle-file-ownership-preserved-p (filename)
+(defun tramp-sh-handle-file-ownership-preserved-p (filename &optional group)
"Like `file-ownership-preserved-p' for Tramp files."
(with-parsed-tramp-file-name filename nil
(with-tramp-file-property v localname "file-ownership-preserved-p"
;; Return t if the file doesn't exist, since it's true that no
;; information would be lost by an (attempted) delete and create.
(or (null attributes)
- (= (nth 2 attributes) (tramp-get-remote-uid v 'integer)))))))
+ (and
+ (= (nth 2 attributes) (tramp-get-remote-uid v 'integer))
+ (or (not group)
+ (= (nth 3 attributes) (tramp-get-remote-gid v 'integer)))))))))
;; Directory listings.
(defun tramp-sh-handle-copy-file
(filename newname &optional ok-if-already-exists keep-date
- preserve-uid-gid preserve-selinux-context)
+ preserve-uid-gid preserve-extended-attributes)
"Like `copy-file' for Tramp files."
(setq filename (expand-file-name filename))
(setq newname (expand-file-name newname))
(tramp-tramp-file-p newname))
(tramp-do-copy-or-rename-file
'copy filename newname ok-if-already-exists keep-date
- preserve-uid-gid preserve-selinux-context))
+ preserve-uid-gid preserve-extended-attributes))
;; Compat section.
- (preserve-selinux-context
+ (preserve-extended-attributes
(tramp-run-real-handler
'copy-file
(list filename newname ok-if-already-exists keep-date
- preserve-uid-gid preserve-selinux-context)))
+ preserve-uid-gid preserve-extended-attributes)))
(preserve-uid-gid
(tramp-run-real-handler
'copy-file
(defun tramp-do-copy-or-rename-file
(op filename newname &optional ok-if-already-exists keep-date
- preserve-uid-gid preserve-selinux-context)
+ preserve-uid-gid preserve-extended-attributes)
"Copy or rename a remote file.
OP must be `copy' or `rename' and indicates the operation to perform.
FILENAME specifies the file to copy or rename, NEWNAME is the name of
KEEP-DATE means to make sure that NEWNAME has the same timestamp
as FILENAME. PRESERVE-UID-GID, when non-nil, instructs to keep
the uid and gid if both files are on the same host.
-PRESERVE-SELINUX-CONTEXT activates selinux commands.
+PRESERVE-EXTENDED-ATTRIBUTES activates selinux and acl commands.
This function is invoked by `tramp-sh-handle-copy-file' and
`tramp-sh-handle-rename-file'. It is an error if OP is neither
(let ((t1 (tramp-tramp-file-p filename))
(t2 (tramp-tramp-file-p newname))
(length (nth 7 (file-attributes (file-truename filename))))
- (context (and preserve-selinux-context
- (apply 'file-selinux-context (list filename))))
+ (attributes (and preserve-extended-attributes
+ (apply 'file-extended-attributes (list filename))))
pr tm)
(with-parsed-tramp-file-name (if t1 filename newname) nil
;; One of them must be a Tramp file.
(error "Tramp implementation says this cannot happen")))
- ;; Handle `preserve-selinux-context'.
- (when context (apply 'set-file-selinux-context (list newname context)))
+ ;; Handle `preserve-extended-attributes'. We ignore possible
+ ;; errors, because ACL strings could be incompatible.
+ (when attributes
+ (ignore-errors
+ (apply 'set-file-extended-attributes (list newname attributes))))
;; In case of `rename', we must flush the cache of the source file.
(when (and t1 (eq op 'rename))
;; last longer than 60 secs.
(let ((p (let ((default-directory
(tramp-compat-temporary-file-directory)))
- (apply 'start-process
+ (apply 'start-process-shell-command
(tramp-get-connection-name v)
(tramp-get-connection-buffer v)
copy-program
- (append copy-args (list source target))))))
+ (append
+ copy-args
+ (list
+ (shell-quote-argument source)
+ (shell-quote-argument target)
+ "&&" "echo" "tramp_exit_status" "0"
+ "||" "echo" "tramp_exit_status" "1"))))))
(tramp-message
orig-vec 6 "%s"
(mapconcat 'identity (process-command p) " "))
(tramp-compat-set-process-query-on-exit-flag p nil)
(tramp-process-actions
- p v nil tramp-actions-copy-out-of-band)))
+ p v nil tramp-actions-copy-out-of-band)
+
+ ;; Check the return code.
+ (goto-char (point-max))
+ (unless
+ (re-search-backward "tramp_exit_status [0-9]+" nil t)
+ (tramp-error
+ orig-vec 'file-error
+ "Couldn't find exit status of `%s'" (process-command p)))
+ (skip-chars-forward "^ ")
+ (unless (zerop (read (current-buffer)))
+ (forward-line -1)
+ (tramp-error
+ orig-vec 'file-error
+ "Error copying: `%s'"
+ (buffer-substring (point-min) (point-at-eol))))))
;; Reset the transfer process properties.
(tramp-message orig-vec 6 "\n%s" (buffer-string))
(keyboard-quit)
ret))))
-(defun tramp-sh-handle-call-process-region
- (start end program &optional delete buffer display &rest args)
- "Like `call-process-region' for Tramp files."
- (let ((tmpfile (tramp-compat-make-temp-file "")))
- (write-region start end tmpfile)
- (when delete (delete-region start end))
- (unwind-protect
- (apply 'call-process program tmpfile buffer display args)
- (delete-file tmpfile))))
-
(defun tramp-sh-handle-file-local-copy (filename)
"Like `file-local-copy' for Tramp files."
(with-parsed-tramp-file-name filename nil
(if (equal id-format 'integer) (user-uid) (user-login-name)))
(defun tramp-get-local-gid (id-format)
- (nth 3 (tramp-compat-file-attributes "~/" id-format)))
+ (if (and (fboundp 'group-gid) (equal id-format 'integer))
+ (tramp-compat-funcall 'group-gid)
+ (nth 3 (tramp-compat-file-attributes "~/" id-format))))
;; Some predefined connection properties.
(defun tramp-get-inline-compress (vec prop size)