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[enh] remove helper's code as there are in core
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Gofannon
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commit
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1 changed files with 0 additions and 130 deletions
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@ -12,136 +12,6 @@
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# EXPERIMENTAL HELPERS
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#=================================================
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# Remove a file or a directory securely
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#
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# usage: ynh_secure_remove --file=path_to_remove [--regex=regex to append to $file] [--non_recursive] [--dry_run]
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# | arg: -f, --file - File or directory to remove
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# | arg: -r, --regex - Regex to append to $file to filter the files to remove
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# | arg: -n, --non_recursive - Perform a non recursive rm and a non recursive search with the regex
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# | arg: -d, --dry_run - Do not remove, only list the files to remove
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#
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# Requires YunoHost version 2.6.4 or higher.
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ynh_secure_remove () {
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# Declare an array to define the options of this helper.
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local legacy_args=frnd
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declare -Ar args_array=( [f]=file= [r]=regex= [n]=non_recursive [d]=dry_run )
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local file
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local regex
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local dry_run
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local non_recursive
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# Manage arguments with getopts
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ynh_handle_getopts_args "$@"
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regex=${regex:-}
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dry_run=${dry_run:-0}
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non_recursive=${non_recursive:-0}
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local forbidden_path="
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/var/www \
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/home/yunohost.app"
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# Fail if no argument is provided to the helper.
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if [ -z "$file" ]
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then
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ynh_print_warn --message="ynh_secure_remove called with no argument --file, ignoring."
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return 0
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fi
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if [ -n "$regex" ]
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then
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if [ -e "$file" ]
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then
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if [ $non_recursive -eq 1 ]; then
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local recursive="-maxdepth 1"
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else
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local recursive=""
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fi
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# Use find to list the files in $file and grep to filter with the regex
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files_to_remove="$(find -P "$file" $recursive -name ".." -prune -o -print | grep --extended-regexp "$regex")"
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else
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ynh_print_info --message="'$file' wasn't deleted because it doesn't exist."
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return 0
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fi
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else
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files_to_remove="$file"
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fi
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# Check each file before removing it
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while read file_to_remove
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do
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if [ -n "$file_to_remove" ]
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then
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# Check all forbidden path before removing anything
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# First match all paths or subpaths in $forbidden_path
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if [[ "$forbidden_path" =~ "$file_to_remove" ]] || \
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# Match all first level paths from / (Like /var, /root, etc...)
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[[ "$file_to_remove" =~ ^/[[:alnum:]]+$ ]] || \
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# Match if the path finishes by /. Because it seems there is an empty variable
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[ "${file_to_remove:${#file_to_remove}-1}" = "/" ]
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then
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ynh_print_err --message="Not deleting '$file_to_remove' because this path is forbidden !!!"
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# If the file to remove exists
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elif [ -e "$file_to_remove" ]
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then
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if [ $dry_run -eq 1 ]
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then
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ynh_print_warn --message="File to remove: $file_to_remove"
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else
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if [ $non_recursive -eq 1 ]; then
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local recursive=""
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else
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local recursive="--recursive"
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fi
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# Remove a file or a directory
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rm --force $recursive "$file_to_remove"
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fi
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else
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# Ignore non existent files with regex, as we likely remove the parent directory before its content is listed.
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if [ -z "$regex" ]
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then
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ynh_print_info --message="'$file_to_remove' wasn't deleted because it doesn't exist."
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fi
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fi
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fi
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done <<< "$(echo "$files_to_remove")"
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}
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#=================================================
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# FUTURE OFFICIAL HELPERS
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#=================================================
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# Check if a permission exists
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#
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# While waiting for this new helper https://github.com/YunoHost/yunohost/pull/905
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# We have to use another one because the new helper use a new YunoHost command, not available for now.
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#
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# usage: ynh_permission_has_user --permission=permission --user=user
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# | arg: -p, --permission - the permission to check
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# | arg: -u, --user - the user seek in the permission
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#
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# example: ynh_permission_has_user --permission=main --user=visitors
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#
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# Requires YunoHost version 3.7.1 or higher.
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ynh_permission_has_user() {
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local legacy_args=pu
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# Declare an array to define the options of this helper.
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declare -Ar args_array=( [p]=permission= [u]=user= )
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local permission
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local user
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# Manage arguments with getopts
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ynh_handle_getopts_args "$@"
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if ! ynh_permission_exists --permission=$permission
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then
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return 1
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fi
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# List all permissions
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# Filter only the required permission with a multiline sed (Here a cut from the permission to the next one), remove the url and his value
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perm="$(yunohost user permission list --full --output-as plain | sed --quiet "/^#$app.$permission/,/^#[[:alnum:]]/p" | sed "/^##url/,+1d")"
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# Remove all lines starting by # (got from the plain output before)
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allowed_users="$(echo "$perm" | grep --invert-match '^#')"
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# Grep the list of users an return the result if the user is indeed into the list
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echo "$allowed_users" | grep --quiet --word "$user"
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}
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