Add new partitions detection method through duf
eshell-info-banner will now default to duf if it is installed and avaliable on the system, otherwise it will default to platform-specific implementation.
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README.org
19
README.org
@ -87,7 +87,7 @@ A couple of variables can be edited by the user in order to configure
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- ~eshell-info-banner-critical-percentage~ :: Percentage from which the
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level should be displayed as critical.
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Default value ~90~
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Default value: ~90~
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- ~eshell-info-banner-tramp-aware~ :: When using Eshell through TRAMP,
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you can decide whether ~eshell-info-banner~ will display information
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about the remote system you are connected to or only display
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@ -95,7 +95,22 @@ A couple of variables can be edited by the user in order to configure
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~eshell-info-banner-tramp-aware~ to ~t~ to display information on the
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remote system or to ~nil~ to keep local information only.
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Default value ~t~
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Default value: ~t~
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- ~eshell-info-banner-use-duf~ :: Whether or not to use [[https://github.com/muesli/duf][duf]]. ~duf~ is a
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better replacement for ~df~ and should be more platform-agnostic than
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the latter. I also suspect this implementation will be faster than
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the one with ~df~, since there is very few string manipulation with
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~duf~ compared to the implementations with ~df~. However, due to
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~shell-command-to-string~, Windows users might want to turn it off by
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default.
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Default value: ~t~ if ~duf~ is found on the system, ~nil~ otherwise
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- ~eshell-info-banner-duf-executable~ :: Path to your ~duf~ executable. If
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~duf~ is not found by default by Emacs, you can override
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~eshell-info-banner-use-duf~ with ~t~ and specify the path to ~duf~ with
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this custom variable.
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Default value: ~duf~
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Don’t like the colors used by the package? They should follow by
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default your theme, but you can customize the following faces:
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@ -2,7 +2,7 @@
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;; Author: Lucien Cartier-Tilet <lucien@phundrak.com>
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;; Maintainer: Lucien Cartier-Tilet <lucien@phundrak.com>
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;; Version: 0.4.4
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;; Version: 0.5.0
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;; Package-Requires: ((emacs "25") (dash "2") (f "0.20") (s "1"))
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;; Homepage: https://labs.phundrak.com/phundrak/eshell-info-banner.el
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@ -130,6 +130,22 @@
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:type 'list
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:version "0.3.0")
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(defcustom eshell-info-banner-duf-executable "duf"
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"Path to the `duf' executable."
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:group 'eshell-info-banner
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:type 'string
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:safe #'stringp
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:version "0.5.0")
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(defcustom eshell-info-banner-use-duf (if (executable-find eshell-info-banner-duf-executable)
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t
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nil)
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"If non-nil, use `duf' instead of `df'."
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:group 'eshell-info-banner
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:type 'boolean
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:safe #'booleanp
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:version "0.5.0")
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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; Faces ;
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@ -235,6 +251,36 @@ neither of these, an error will be thrown by the function."
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(eshell-info-banner--abbr-path (cdr path))))
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(t (error "Invalid argument %s, neither stringp or listp" path))))
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(defun eshell-info-banner--get-mounted-partitions/duf ()
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"Detect mounted partitions on systems supporting `duf'.
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Return detected partitions as a list of structs. See
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`eshell-info-banner-partition-prefixes' to see how partitions are
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chosen. Relies on the `duf' command.
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FIXME: filter first partitions, then get other information."
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(let* ((partitions (json-read-from-string (shell-command-to-string (concat eshell-info-banner-duf-executable
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" -json"))))
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(partitions (cl-remove-if-not (lambda (partition)
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(let ((device (format "%s" (cdr (assoc 'device partition)))))
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(seq-some (lambda (prefix)
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(string-prefix-p prefix device t))
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eshell-info-banner-partition-prefixes)))
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(seq-into-sequence partitions))))
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(mapcar (lambda (partition)
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(let* ((mount-point (format "%s" (cdr (assoc 'mount_point partition))))
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(total (cdr (assoc 'total partition)))
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(used (cdr (assoc 'used partition)))
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(percent (/ (* 100 used) total)))
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(make-eshell-info-banner--mounted-partitions
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:path (if (> (length mount-point) eshell-info-banner-shorten-path-from)
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(eshell-info-banner--abbr-path mount-point t)
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mount-point)
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:size (file-size-human-readable total)
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:used (file-size-human-readable used)
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:percent percent)))
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partitions)))
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(defun eshell-info-banner--get-mounted-partitions/gnu ()
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"Detect mounted partitions on a Linux system.
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@ -303,17 +349,19 @@ chosen. Relies on the `df' command."
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"Detect mounted partitions on the system.
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Return detected partitions as a list of structs."
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(pcase system-type
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((or 'gnu 'gnu/linux 'gnu/kfreebsd)
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(eshell-info-banner--get-mounted-partitions/gnu))
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((or 'ms-dos 'windows-nt 'cygwin)
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(eshell-info-banner--get-mounted-partitions/windows))
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('darwin
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(eshell-info-banner--get-mounted-partitions/darwin))
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(other
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(progn
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(message "Partition detection for %s not yet supported." other)
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nil))))
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(if eshell-info-banner-use-duf
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(eshell-info-banner--get-mounted-partitions/duf)
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(pcase system-type
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((or 'gnu 'gnu/linux 'gnu/kfreebsd)
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(eshell-info-banner--get-mounted-partitions/gnu))
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((or 'ms-dos 'windows-nt 'cygwin)
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(eshell-info-banner--get-mounted-partitions/windows))
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('darwin
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(eshell-info-banner--get-mounted-partitions/darwin))
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(other
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(progn
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(message "Partition detection for %s not yet supported." other)
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nil)))))
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(defun eshell-info-banner--partition-to-string (partition text-padding bar-length)
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"Display a progress bar showing how full a `PARTITION' is.
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@ -328,7 +376,7 @@ For TEXT-PADDING and BAR-LENGTH, see the documentation of
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:weight 'bold))
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": "
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(eshell-info-banner--progress-bar bar-length percentage)
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(format " %6s / %-5s (%3s%%)"
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(format " %6s / %-6s (%3s%%)"
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(eshell-info-banner--mounted-partitions-used partition)
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(eshell-info-banner--mounted-partitions-size partition)
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(eshell-info-banner--with-face
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@ -436,7 +484,7 @@ displayed."
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(concat (s-pad-right text-padding "." type)
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": "
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(eshell-info-banner--progress-bar bar-length percentage)
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(format " %6s / %-5s (%3s%%)"
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(format " %6s / %-6s (%3s%%)"
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(file-size-human-readable used)
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(file-size-human-readable total)
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(eshell-info-banner--with-face
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@ -532,7 +580,7 @@ the warning face with a battery level of 25% or less."
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(eshell-info-banner--progress-bar bar-length
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percentage
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t)
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(s-repeat 16 " ")
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(s-repeat 17 " ")
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(format "(%3s%%)\n"
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(eshell-info-banner--with-face
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(number-to-string percentage)
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@ -593,23 +641,23 @@ If RELEASE-FILE is nil, use '/etc/os-release'."
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"See `eshell-info-banner--get-os-information'."
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(let ((prefix (if eshell-info-banner-tramp-aware (file-remote-p default-directory) "")))
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`(,(cond
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((executable-find "hostnamectl" eshell-info-banner-tramp-aware)
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(eshell-info-banner--get-os-information-from-hostnamectl))
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((executable-find "lsb_release" eshell-info-banner-tramp-aware)
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(eshell-info-banner--get-os-information-from-lsb-release))
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((file-exists-p (concat prefix "/etc/os-release"))
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(eshell-info-banner--get-os-information-from-release-file))
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((executable-find "shepherd")
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(let ((distro (car (s-lines (shell-command-to-string "guix -V")))))
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(save-match-data
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(string-match "\\([0-9\\.]+\\)" distro)
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(concat "Guix System "
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(substring-no-properties distro
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(match-beginning 1)
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(match-end 1))))))
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(t "Unknown"))
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.
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,(s-trim (shell-command-to-string "uname -rs")))))
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((executable-find "hostnamectl" eshell-info-banner-tramp-aware)
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(eshell-info-banner--get-os-information-from-hostnamectl))
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((executable-find "lsb_release" eshell-info-banner-tramp-aware)
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(eshell-info-banner--get-os-information-from-lsb-release))
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((file-exists-p (concat prefix "/etc/os-release"))
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(eshell-info-banner--get-os-information-from-release-file))
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((executable-find "shepherd")
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(let ((distro (car (s-lines (shell-command-to-string "guix -V")))))
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(save-match-data
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(string-match "\\([0-9\\.]+\\)" distro)
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(concat "Guix System "
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(substring-no-properties distro
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(match-beginning 1)
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(match-end 1))))))
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(t "Unknown"))
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.
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,(s-trim (shell-command-to-string "uname -rs")))))
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(defmacro eshell-info-banner--get-macos-name (version)
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"Get the name of the current macOS or OSX system based on its VERSION."
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@ -667,7 +715,7 @@ build number)."
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eshell-info-banner-width))
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(middle-padding (- tot-width right-text left-padding 4))
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(bar-length (- tot-width left-padding 4 22)))
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(bar-length (- tot-width left-padding 4 23)))
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(concat (format "%s\n" (s-repeat tot-width eshell-info-banner-progress-bar-char))
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(format "%s: %s Kernel.: %s\n"
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(s-pad-right left-padding
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