New script to list dir without owner

This commit is contained in:
Jeremy Gardais 2022-03-28 14:18:47 +02:00
parent f01126f935
commit d50bb47358
Signed by: jegardai
GPG Key ID: E759BAA22501AF32
1 changed files with 249 additions and 0 deletions

249
cluster/list.dir.without.owner.sh Executable file
View File

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#!/bin/sh
#
# Purpose {{{
# This script will try to get the list of directories that doesn't
# have a owner known from the system
# 1. …
# …
#
# 2022-03-28
# }}}
# Vars {{{
readonly PROGNAME=$(basename "${0}")
readonly PROGDIR=$(readlink -m $(dirname "${0}"))
readonly ARGS="${*}"
readonly NBARGS="${#}"
[ -z "${DEBUG}" ] && DEBUG=1
## Export DEBUG for sub-script
export DEBUG
## Colors
readonly PURPLE='\033[1;35m'
readonly RED='\033[0;31m'
readonly RESET='\033[0m'
readonly COLOR_DEBUG="${PURPLE}"
# }}}
usage() { # {{{
cat <<- HELP
usage: $PROGNAME [-d|-h]
Try to give a description…
EXAMPLES:
- Check the directories of the current place :
${PROGNAME}
OPTIONS:
--debug
Enable debug messages.
-h,--help
Print this help message.
HELP
}
# }}}
debug_message() { # {{{
local_debug_message="${1}"
## Print message if DEBUG is enable (=0)
[ "${DEBUG}" -eq "0" ] && printf '\e[1;35m%-6b\e[m\n' "DEBUG ${PROGNAME}: ${local_debug_message}"
unset local_debug_message
return 0
}
# }}}
error_message() { # {{{
local_error_message="${1}"
local_error_code="${2}"
## Print message
printf '%b\n' "ERROR ${PROGNAME}: ${RED}${local_error_message}${RESET}"
exit "${local_error_code:=66}"
}
# }}}
define_vars() { # {{{
## If path_to_check wasn't defined (argument) {{{
if [ -z "${path_to_check}" ]; then
## Use default value
readonly path_to_check=$(pwd)
fi
## }}}
## Temp file vars {{{
full_dir_list_path="/tmp/${PROGNAME}.full.list"
true > "${full_dir_list_path}"
unknow_dir_list_path="/tmp/${PROGNAME}.unkwon.list"
true > "${unknow_dir_list_path}"
## }}}
}
# }}}
is_file_empty() { # {{{
local_file="${1}"
## File is empty by default
return_is_file_empty="0"
## Check if the file is empty
if [ ! -s "${local_file}" ]; then
return_is_file_empty="0"
debug_message "is_file_empty \
The file ${RED}${local_file}${COLOR_DEBUG} is empty or doesn't exists."
else
return_is_file_empty="1"
debug_message "is_file_empty \
The file ${RED}${local_file}${COLOR_DEBUG} exists and has a size greater than zero."
fi
return "${return_is_file_empty}"
}
# }}}
get_dir_list() { # {{{
## Return False by default
return_get_dir_list="1"
## Get directories and exclude hidden
if command find "${path_to_check}" -mindepth 1 -maxdepth 1 -type d -not -iname '.*' -printf '%f\n' \
> "${full_dir_list_path}"; then
debug_message "get_dir_list \
${RED}${path_to_check}${COLOR_DEBUG} directories list successfully created (see ${full_dir_list_path} file)."
return_get_dir_list="0"
else
debug_message "get_dir_list \
Error in ${RED}find${COLOR_DEBUG} command for ${path_to_check} directory."
return_get_dir_list="1"
fi
return "${return_get_dir_list}"
}
# }}}
main() { # {{{
## Define all vars
define_vars
## Get the list of all directories {{{
get_dir_list
## }}}
## Verify if directories list is empty {{{
### And EXIT with error message
is_file_empty "${full_dir_list_path}" \
&& error_message "The directories list of ${path_to_check} is empty (${full_dir_list_path} file)." 10
## }}}
## Parse directories list {{{
while IFS= read -r dir; do
### Get owner information {{{
debug_message "while loop - Try to get ${RED}${dir}${COLOR_DEBUG} owner information."
dir_owner_name="$(stat -c "%U" "${dir}" \
|| error_message "Can't stat ${dir} directory." 20)"
### }}}
### If owner is UNKNOWN {{{
if [ "${dir_owner_name}" = "UNKNOWN" ]; then
debug_message "while loop - Owner of ${dir} directory is no longer available on this system (${RED}${dir_owner_name}${COLOR_DEBUG})."
### Add this directory to specific list
printf '%b\n' "${dir}" >> "${unknow_dir_list_path}"
### }}}
### If owner is known from the system {{{
else
debug_message "while loop - Owner of ${dir} directory is ${RED}${dir_owner_name}${COLOR_DEBUG}, skip this directory."
fi
### }}}
done < "${full_dir_list_path}"
## }}}
## Clean temp file {{{
### full_dir_list_path if DEBUG is NOT enable
[ ! "${DEBUG}" -eq "0" ] && rm --force -- "${full_dir_list_path}"
## }}}
## If unknow_dir_list_path doesn't contains anything {{{
## Exit with success
is_file_empty "${unknow_dir_list_path}" \
&& debug_message "${path_to_check} doesn't contains any directory with unknown owner." \
&& exit 0
## }}}
## If some directories without owner are presents {{{
debug_message "${RED}${path_to_check}${COLOR_DEBUG} seems to contain some directories without owners. Please check the content of ${unknow_dir_list_path} file."
## }}}
}
# }}}
# Manage arguments # {{{
# This code can't be in a function due to argument management
if [ ! "${NBARGS}" -eq "0" ]; then
manage_arg="0"
## If the first argument is not an option
if ! printf -- '%s' "${1}" | grep -q -E -- "^-+";
then
## Print help message and exit
printf '%b\n' "${RED}Invalid option: ${1}${RESET}"
printf '%b\n' "---"
usage
exit 1
fi
# Parse all options (start with a "-") one by one
while printf -- '%s' "${1}" | grep -q -E -- "^-+"; do
case "${1}" in
--debug ) ## debug
DEBUG=0
;;
-h|--help ) ## help
usage
## Exit after help informations
exit 0
;;
-d|--dir|--directory ) ## Define path_to_check with given arg
## Move to the next argument
shift
## Define var
readonly path_to_check="${1}"
;;
* ) ## unknow option
printf '%b\n' "${RED}Invalid option: ${1}${RESET}"
printf '%b\n' "---"
usage
exit 1
;;
esac
debug_message "Arguments management \
${RED}${1}${COLOR_DEBUG} option managed."
## Move to the next argument
shift
manage_arg=$((manage_arg+1))
done
debug_message "Arguments management \
${RED}${manage_arg}${COLOR_DEBUG} argument(s) successfully managed."
else
debug_message "Arguments management \
No arguments/options to manage."
fi
# }}}
main
exit 0