[__sensible_editor] Add support for RedHat derivatives
They have added sensible-utils lately. select-editor(1) does not work because their alternatives system is broken, but sensible-editor(1) works just fine, so we can support it.
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Dennis Camera
parent
9a6ca1a343
commit
b6898b097f
3 changed files with 78 additions and 39 deletions
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@ -22,76 +22,92 @@
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# absolute path.
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#
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die() {
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echo "$@" >&2
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exit 1
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}
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editor_missing() { die "Editor '$1' is missing on the target system."; }
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editor_no_alternative() { die "Editor '$1' is not in the alternatives list of the target system."; }
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case $("${__explorer}/os")
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in
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debian|devuan|ubuntu)
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: # supported
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has_alternatives=true
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editors=$(update-alternatives --list editor)
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;;
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*)
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exit 0 # will produce an error message in the manifest
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# NOTE: RedHat has an alternatives system but it doesn't usually track
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# editors and it is a pain to extract the list.
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has_alternatives=false
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;;
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esac
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editor=$(cat "${__object}/parameter/editor")
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editors=$(update-alternatives --list editor)
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if test $(echo "${editors}" | wc -l) -lt 1
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then
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echo 'No editors have been found on this system.' >&2
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exit 1
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fi
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case $editor
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in
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/*)
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is_path=true
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is_abspath=true
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;;
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*/*)
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echo 'Relative editor paths are not supported' >&2
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exit 1
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die 'Relative editor paths are not supported'
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;;
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*)
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is_path=false
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is_abspath=false
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;;
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esac
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IFS='
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'
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if $is_path
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if $has_alternatives && test "$(echo "${editors}" | wc -l)" -gt 0
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then
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if ! test -f "${editor}"
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IFS='
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'
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if ! $is_abspath
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then
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echo "Editor ${editor} is missing on the target system." >&2
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exit 1
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# First, try to resolve the absolute path using $editors.
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for e in $editors
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do
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if test "$(basename "${e}")" = "${editor}"
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then
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editor="${e}"
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break
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fi
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done
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fi
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# Check if path is present
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test -f "${editor}" || editor_missing "${editor}"
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for e in $editors
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do
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if test "${editor}" = "${e}"
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then
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# Editor is present and part of the alternatives list -> use it!
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# Editor is part of the alternatives list -> use it!
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echo "${editor}"
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exit 0
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fi
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done
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echo "Editor ${editor} is not in the alternatives list of the target system." >&2
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exit 1
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editor_no_alternative "${editor}"
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else
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for e in $editors
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do
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if test "$(basename "${e}")" = "${editor}"
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then
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# Editor could be found by basename in the alternatives list -> use it!
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echo "${e}"
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exit 0
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fi
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done
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# NOTE: This branch is mostly for RedHat-based systems which do
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# not track editor alternatives. To make this type useful
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# on RedHat at all we allow an absoloute path to be provided
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# in any case.
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echo "Editor ${editor} is missing on the target system." >&2
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exit 1
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if $is_abspath
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then
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test -x "${editor}" || editor_missing "${editor}"
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echo "${editor}"
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exit 0
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else
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die "The target doesn't list any editor alternatives. " \
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"Please specify an absolute path or populate the alternatives list."
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fi
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fi
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# The script should never reach this statement!
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exit 1
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@ -8,14 +8,15 @@ cdist-type__sensible_editor - Select the sensible-editor
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DESCRIPTION
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-----------
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This cdist type allows you to select the sensible-editor on Debian-based systems
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for a given user.
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This cdist type allows you to select the :strong:`sensible-editor` for
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a given user.
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REQUIRED PARAMETERS
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-------------------
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editor
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Name or path of the editor to be selected.
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On systems other than Debian derivatives an absolute path is required.
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OPTIONAL PARAMETERS
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@ -33,9 +34,17 @@ EXAMPLES
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__sensible_editor noob --editor nano
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LIMITATIONS
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-----------
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This type only works on operating systems on which the sensible-utils package
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is available.
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Hint: On RedHat-based systems setting up the EPEL repo might be necessary.
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SEE ALSO
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--------
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none
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:strong:`select-editor`\ (1), :strong:`sensible-editor`\ (1).
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AUTHOR
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@ -27,14 +27,28 @@ user=$__object_id
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case $os
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in
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debian|devuan|ubuntu)
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test "${state}" = 'present' && __package_apt sensible-utils --state present
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test "${state}" != 'absent' \
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&& __package sensible-utils --state present --type apt
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;;
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centos|fedora|redhat|scientific)
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test "${state}" != 'absent' \
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&& __package sensible-utils --state present --type yum
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;;
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*)
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echo "OS ${os} does not support select-editor." >&2
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echo "OS ${os} does not support sensible-editor." >&2
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echo "If it does, please provide a patch." >&2
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exit 1
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;;
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esac
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if test "${state}" != 'present' && test "${state}" != 'absent'
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then
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echo 'Only "present" and "absent" are allowed for --state' >&2
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exit 1
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fi
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test "${state}" = 'absent' || export __require='__package/sensible-utils'
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editor_path=$(cat "${__object}/explorer/editor_path")
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user_home=$(cat "${__object}/explorer/user_home")
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group=$(cat "${__object}/explorer/group")
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