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mylib_template
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mylib_template
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#!/usr/bin/env bash
#******************************************************************************
# Copyright 2020 Clark Hsu
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#******************************************************************************
# How To
# mkdir -p ${HOME}/.my_libs/bash/
# cp mylib_template ${HOME}/.my_libs/bash/mylib
#******************************************************************************
# Source
# LIB_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
#******************************************************************************
#******************************************************************************
# Function Template
# function function_01() {
# if [ "$#" != "1" ]; then
# log_e "Usage: ${FUNCNAME[0]} <ARGS>"
# log_e "${FUNCNAME[0]} $# ${*}"
# else
# log_m "${FUNCNAME[0]} $# ${*}"
# # cd "${TOP_DIR:?}" || exit 1
# fi
# }
#******************************************************************************
function use_bash() {
chsh -s $(which bash)
echo ${SHELL}
bash --version
}
# # https://askubuntu.com/questions/17536/how-do-i-create-a-permanent-bash-alias
# # https://github.com/Bash-it/bash-it/tree/master/aliases/available
# function use_bash_alias()
# {
# if [ -f ${HOME}/.bash_aliases ]; then
# . ${HOME}/.bash_aliases
# fi
# }
#******************************************************************************
function use_zsh() {
chsh -s $(which zsh)
echo ${SHELL}
zsh --version
}
# function use_zsh_alias()
# {
# if [ -f ${HOME}/.zsh_aliases ]; then
# . ${HOME}/.zsh_aliases
# fi
# }
#******************************************************************************
function add_to_bash_history() {
if [ "$#" != "1" ]; then
log_e "Usage: ${FUNCNAME[0]} <ARGS>"
log_e "${FUNCNAME[0]} $# ${*}"
else
# log_m "${FUNCNAME[0]} $# ${*}"
# cd "${TOP_DIR:?}" || exit 1
echo "${1}" >>${HOME}/.bash_history
echo "${1}" >>${HOME}/.zsh_history
fi
}
function clean_bash_history() {
if [ "$#" != "0" ]; then
log_e "Usage: ${FUNCNAME[0]} <ARGS>"
else
log_m "${FUNCNAME[0]}" # ${*}
# echo ${SHELL}
# chsh -s /bin/bash
# chsh -s /bin/zsh
history -c >${HOME}/.bash_history >${HOME}/.zsh_history
add_to_bash_history "${MYBIN}/clean_files.sh -a clean_directory"
fi
}
#******************************************************************************
# Remote Function Template
# function create_role_rc() {
# if [ "$#" != "2" ]; then
# log_e "Usage: ${FUNCNAME[0]} <CONFIGURATION_MANAGEMENT_TOP_DIR> <ROLE>"
# else
# log_m "${FUNCNAME[0]} $# ${*}"
# # cd "${TOP_DIR:?}" || exit 1
# mkdir -p ${1}/${2}
# cat <<\*EOF* >"${1}/${2}/${2}_rc.sh"
# #!/usr/bin/env bash
# export ABC="xyz"
# *EOF*
# fi
# }
# function create_role_rc_j2() {
# if [ "$#" != "3" ]; then
# log_e "Usage: ${FUNCNAME[0]} <CONFIGURATION_MANAGEMENT_TOP_DIR> <ROLE> <J2_FILE>"
# else
# log_m "${FUNCNAME[0]} $# ${*}"
# # cd "${TOP_DIR:?}" || exit 1
# mkdir -p ${1}/${2}
# local APP_NAME=myapp
# local APP_VERSION=v0.0.1
# local APP_ENABLE=true
# # j2_enable=true
# set_j2_template_file \
# "infile:${TOP_DIR:?}/data/templates/${J2_FILE}" \
# "outfile:${1}/${2}/${2}_rc.sh" \
# "APP_NAME:${APP_NAME}" \
# "APP_VERSION:${APP_VERSION}" \
# "APP_ENABLE:${APP_ENABLE}"
# fi
# }
# function create_conf() {
# if [ "$#" != "2" ]; then
# log_e "Usage: ${FUNCNAME[0]} <CONFIGURATION_MANAGEMENT_TOP_DIR> <ROLE>"
# else
# log_m "${FUNCNAME[0]} $# ${*}"
# # cd "${TOP_DIR:?}" || exit 1
# mkdir -p ${1}/${2}/rootfs/etc/${2}
# cat <<\*EOF* >"${1}/${2}/rootfs/etc/${2}/${2}.conf"
# *EOF*
# fi
# }
# function create_conf_j2() {
# if [ "$#" != "3" ]; then
# log_e "Usage: ${FUNCNAME[0]} <CONFIGURATION_MANAGEMENT_TOP_DIR> <ROLE> <J2_FILE>"
# else
# log_m "${FUNCNAME[0]} $# ${*}"
# # cd "${TOP_DIR:?}" || exit 1
# mkdir -p ${1}/${2}
# local APP_NAME=myapp
# local APP_VERSION=v0.0.1
# local APP_ENABLE=true
# # j2_enable=true
# set_j2_template_file \
# "infile:${TOP_DIR:?}/data/templates/${J2_FILE}" \
# "outfile:${1}/${2}/rootfs/etc/${2}/${2}.conf" \
# "APP_NAME:${APP_NAME}" \
# "APP_VERSION:${APP_VERSION}" \
# "APP_ENABLE:${APP_ENABLE}"
# fi
# }
# function create_script_{{ RUNTIME }}_{{ FUNCNAME }}() { # [ daemon | docker ] [ install_app | deploy_app ]
# if [ "$#" != "4" ]; then
# log_e "Usage: ${FUNCNAME[0]} <CONFIGURATION_MANAGEMENT_TOP_DIR> <ROLE> <RUNTIME> <SCRIPT>"
# else
# log_m "${FUNCNAME[0]} $# ${*}"
# # cd "${TOP_DIR:?}" || exit 1
# mkdir -p "${1}/${2}/${3}"
# cat <<\*EOF* >"${1}/${2}/${3}/${4}"
# #!/usr/bin/env bash
# # set -x
# echo -e "\n>>> Load Configuration...\n"
# BIN_DIR=$(cd "$(dirname "${0}")" && pwd)
# echo ">>> BIN_DIR=${BIN_DIR}"
# TOP_DIR=$(dirname ${BIN_DIR})
# echo ">>> TOP_DIR=${TOP_DIR}"
# ROOTFS_DIR=${TOP_DIR:?}/rootfs
# echo ">>> ROOTFS_DIR=${ROOTFS_DIR}"
# ROLE=$(basename ${TOP_DIR:?})
# echo ">>> ROLE=${ROLE}"
# # source "${HOME}/.my_libs/bash/myconfigs"
# # source "${HOME}/.my_libs/bash/mylib"
# # source "${HOME}/.my_libs/bash/myprojects"
# # source ${TOP_DIR:?}/${ROLE}_rc.sh
# # if [ "$#" != "1" ]; then
# # log_e "Usage: ${FUNCNAME[0]} <ARGS>"
# # exit 0
# # fi
# # sudo cp ${ROOTFS_DIR}/etc/${ROLE}/${ROLE}.conf /etc/${ROLE}/${ROLE}.conf
# PACKAGE_MANAGER=$(basename $(command -v {apt-get,brew,dnf,emerge,pacman,yum,zypper,xbps-install} 2>/dev/null) 2>/dev/null || basename $(command -v apk 2>/dev/null) 2>/dev/null)
# PACKAGE_SYSTEM=$(basename $(command -v {dpkg,pkgbuild,rpm} 2>/dev/null) 2>/dev/null || basename $(command -v apk 2>/dev/null) 2>/dev/null)
# DISTRO=$(cat /etc/*-release 2>/dev/null | uniq -u | grep ^ID= | cut -d = -f 2 | sed s/\"//g | sed s/linux/-linux/g && sw_vers -productName 2>/dev/null | sed 's/ //g' | tr A-Z a-z)
# OS=$(uname -s | tr A-Z a-z)
# ARCH=$(uname -m | sed -e 's/x86_64/amd64/' -e 's/aarch64/arm64/')
# echo -e "\n>>> ${PACKAGE_MANAGER} ${PACKAGE_SYSTEM} ${DISTRO} ${OS} ${ARCH}....\n"
# echo -e "\n================================================================================\n"
# *EOF*
# fi
# }
# function create_script_{{ RUNTIME }}_{{ FUNCNAME }}_j2() { # [ daemon | docker ] [ install_app | deploy_app ]
# if [ "$#" != "5" ]; then
# log_e "Usage: ${FUNCNAME[0]} <CONFIGURATION_MANAGEMENT_TOP_DIR> <ROLE> <RUNTIME> <SCRIPT> <J2_FILE>"
# else
# log_m "${FUNCNAME[0]} $# ${*}"
# # cd "${TOP_DIR:?}" || exit 1
# mkdir -p "${1}/${2}/${3}"
# local APP_NAME=myapp
# local APP_VERSION=v0.0.1
# local APP_ENABLE=true
# # j2_enable=true
# set_j2_template_file \
# "infile:${TOP_DIR:?}/data/templates/${J2_FILE}" \
# "outfile:${1}/${2}/${3}/${4}" \
# "APP_NAME:${APP_NAME}" \
# "APP_VERSION:${APP_VERSION}" \
# "APP_ENABLE:${APP_ENABLE}"
# fi
# }
# function create_and_run_remote_script() { # [ daemon | docker ] [ install_app | deploy_app ]
# if [ "$#" != "0" ]; then
# log_e "Usage: ${FUNCNAME[0]} <DEPLOYMENT_PLATFORM_DISTRO_TOP_DIR> <SSH_USER> <IPS> <CONFIGURATION_MANAGEMENT_TOP_DIR> <REMOTE_CONFIGURATION_MANAGEMENT_TOP_DIR> <ROLE> <RUNTIME> <SCRIPT> <ARGS>"
# else
# log_m "${FUNCNAME[0]}" # ${*}
# cd "${CONFIGURATION_MANAGEMENT_TOP_DIR}" || exit 1
# ROLE="all" # server client master worker helloworld all
# SCRIPT="myscript.sh" # ${FUNCNAME[0]}.sh | install_app.sh | install_server.sh | install_client.sh
# create_script_${RUNTIME}_${FUNCNAME[0]} "${CONFIGURATION_MANAGEMENT_TOP_DIR}" "${ROLE}" "${RUNTIME}" "${SCRIPT}"
# # scp_all_scripts_to_remote "${SSH_USER}" "${IPS}"
# update_remote_script "${SSH_USER}" "${IPS}" "${CONFIGURATION_MANAGEMENT_TOP_DIR}" "${REMOTE_CONFIGURATION_MANAGEMENT_TOP_DIR}" "${ROLE}" "${RUNTIME}" "${SCRIPT}"
# run_remote_script "${SSH_USER}" "${IPS}" "${CONFIGURATION_MANAGEMENT_TOP_DIR}" "${REMOTE_CONFIGURATION_MANAGEMENT_TOP_DIR}" "${ROLE}" "${RUNTIME}" "${SCRIPT}" "${ARGS}"
# fi
# }
# function create_and_run_remote_script_j2() { # [ daemon | docker ] [ install_app | deploy_app ]
# if [ "$#" != "0" ]; then
# log_e "Usage: ${FUNCNAME[0]} <DEPLOYMENT_PLATFORM_DISTRO_TOP_DIR> <SSH_USER> <IPS> <CONFIGURATION_MANAGEMENT_TOP_DIR> <REMOTE_CONFIGURATION_MANAGEMENT_TOP_DIR> <ROLE> <RUNTIME> <SCRIPT> <ARGS>"
# else
# log_m "${FUNCNAME[0]}" # ${*}
# cd "${CONFIGURATION_MANAGEMENT_TOP_DIR}" || exit 1
# ROLE="all" # server client master worker helloworld all
# J2_FILE="myscript.sh.2" # ${FUNCNAME[0]}.sh | install_app.sh | install_server.sh | install_client.sh.j2 | install_app.sh.j2 | install_server.sh.j2 | install_client.sh.j2
# SCRIPT="myscript.sh" # ${FUNCNAME[0]}.sh | install_app.sh | install_server.sh | install_client.sh
# create_script_${RUNTIME}_${FUNCNAME[0]}_j2 "${CONFIGURATION_MANAGEMENT_TOP_DIR}" "${ROLE}" "${RUNTIME}" "${SCRIPT}" "${J2_FILE}"
# # scp_all_scripts_to_remote "${SSH_USER}" "${IPS}"
# update_remote_script "${SSH_USER}" "${IPS}" "${CONFIGURATION_MANAGEMENT_TOP_DIR}" "${REMOTE_CONFIGURATION_MANAGEMENT_TOP_DIR}" "${ROLE}" "${RUNTIME}" "${SCRIPT}"
# run_remote_script "${SSH_USER}" "${IPS}" "${CONFIGURATION_MANAGEMENT_TOP_DIR}" "${REMOTE_CONFIGURATION_MANAGEMENT_TOP_DIR}" "${ROLE}" "${RUNTIME}" "${SCRIPT}" "${ARGS}"
# fi
# }
# function create_script_batch() {
# if [ "$#" != "0" ]; then
# log_e "Usage: ${FUNCNAME[0]}"
# else
# log_m "${FUNCNAME[0]}" # ${*}
# mkdir -p ${CONFIGURATION_MANAGEMENT_TOP_DIR}
# cd "${CONFIGURATION_MANAGEMENT_TOP_DIR}" || exit 1
# ROLE="all" # server client master worker helloworld all
# SCRIPT="myscript.sh" # ${FUNCNAME[0]}.sh | install_app.sh | install_server.sh | install_client.sh
# create_role_rc "${CONFIGURATION_MANAGEMENT_TOP_DIR}" "${ROLE}"
# # source ${CONFIGURATION_MANAGEMENT_TOP_DIR}/${ROLE}/${ROLE}_rc.sh
# create_conf "${CONFIGURATION_MANAGEMENT_TOP_DIR}" "${ROLE}"
# RUNTIME=container
# create_script_${RUNTIME}_${FUNCNAME[0]} "${CONFIGURATION_MANAGEMENT_TOP_DIR}" "${ROLE}" "${RUNTIME}" "${SCRIPT}"
# RUNTIME=daemon
# create_script_${RUNTIME}_${FUNCNAME[0]} "${CONFIGURATION_MANAGEMENT_TOP_DIR}" "${ROLE}" "${RUNTIME}" "${SCRIPT}"
# fi
# }
# function create_script_batch_j2() {
# if [ "$#" != "0" ]; then
# log_e "Usage: ${FUNCNAME[0]}"
# else
# log_m "${FUNCNAME[0]}" # ${*}
# mkdir -p ${CONFIGURATION_MANAGEMENT_TOP_DIR}
# cd "${CONFIGURATION_MANAGEMENT_TOP_DIR}" || exit 1
# ROLE="all" # server client master worker helloworld all
# SCRIPT="myscript.sh" # ${FUNCNAME[0]}.sh | install_app.sh | install_server.sh | install_client.sh
# create_role_rc "${CONFIGURATION_MANAGEMENT_TOP_DIR}" "${ROLE}"
# # source ${CONFIGURATION_MANAGEMENT_TOP_DIR}/${ROLE}/${ROLE}_rc.sh
# create_conf "${CONFIGURATION_MANAGEMENT_TOP_DIR}" "${ROLE}"
# RUNTIME=container
# create_script_${RUNTIME}_${FUNCNAME[0]}_j2 "${CONFIGURATION_MANAGEMENT_TOP_DIR}" "${ROLE}" "${RUNTIME}" "${SCRIPT}"
# RUNTIME=daemon
# create_script_${RUNTIME}_${FUNCNAME[0]}_j2 "${CONFIGURATION_MANAGEMENT_TOP_DIR}" "${ROLE}" "${RUNTIME}" "${SCRIPT}"
# fi
# }
#******************************************************************************
function check_if_root_user() {
if [[ ${UID} -ne 0 ]]; then
echo "[Warning] This script was designed for root user. Please rerun the script as root user!"
exit 1
fi
}
function run_as_root() {
local COMMAND="$*"
if [ ${EUID} -ne 0 -a ${USE_SUDO} = "true" ]; then
COMMAND="sudo ${COMMAND}"
fi
${COMMAND}
}
function semantic_versioning_parse() {
if [ "$#" != "1" ]; then
log_e "Usage: ${FUNCNAME[0]} <ARGS>"
log_e "${FUNCNAME[0]} $# ${*}"
else
# log_m "${FUNCNAME[0]} $# ${*}"
# cd "${TOP_DIR:?}" || exit 1
MAJOR="${1%%.*}"
MINOR="${1#${MAJOR}.}"
MINOR="${MINOR%%.*}"
PATCH="${1#${MAJOR}.${MINOR}.}"
PATCH="${PATCH%%[-.]*}"
# echo "${MAJOR} ${MINOR} ${PATCH}"
fi
}
# semantic_versioning_parse 1.2.3
#******************************************************************************
function is_wsl() {
case $(uname -r) in
*microsoft*) true ;; # WSL 2
*Microsoft*) true ;; # WSL 1
*) false ;;
esac
}
function is_darwin() {
case $(uname -s | tr A-Z a-z) in
darwin) true ;;
*) false ;;
esac
}
function get_distribution() {
LSB_DIST=""
# Every system that we officially support has /etc/os-release
if [ -r /etc/os-release ]; then
LSB_DIST="$(. /etc/os-release && echo "${ID}")"
fi
# Returning an empty string here should be alright since the
# case statements don't act unless you provide an actual value
echo "${LSB_DIST}"
}
#******************************************************************************
function detect_path_user_group_permission() {
if [ "$#" != "1" ]; then
log_e "Usage: ${FUNCNAME[0]} <dir/file>"
exit 1
else
if [ -f "${1}" ]; then
PATH_TYPE="file"
else
PATH_TYPE="directory"
fi
case $(uname -s | tr A-Z a-z) in
linux)
USER=$(stat -c "%U" "${HOME}")
GROUP=$(stat -c "%G" "${HOME}")
PERM=$(stat -c "%a" "${HOME}")
;;
darwin | freebsd)
USER=$(stat -f "%Su" "${HOME}")
GROUP=$(stat -f "%Sg" "${HOME}")
PERM=$(stat -f "%Lp" "${HOME}")
;;
esac
echo -e "\n>>> ${1}: ${PATH_TYPE} ${USER} ${GROUP} ${PERM} ...\n"
fi
}
function detect_group_user() {
if [ "$#" != "1" ]; then
log_e "Usage: ${FUNCNAME[0]} <dir/file>"
exit 1
else
USER_NAME=$(id -n -u)
ADMIN_NAME=$(grep '^admin:' /etc/group >&/dev/null && echo admin || echo adm)
GROUP_NAME=$(id -n -g)
USER_ID=$(id -u)
GROUP_ID=$(id -g)
log_i "USER_NAME=${USER_NAME}"
log_i "ADMIN_NAME=${ADMIN_NAME}"
log_i "GROUP_NAME=${GROUP_NAME}"
log_i "USER_ID=${USER_ID}"
log_i "GROUP_ID=${GROUP_ID}"
fi
}
function detect_owner_group_permission() {
if [ "$#" != "1" ]; then
log_e "Usage: ${FUNCNAME[0]} [<FILE> | <DIR>]"
log_e "${FUNCNAME[0]} $# ${*}"
else
log_m "${FUNCNAME[0]} $# ${*}"
cd "${1}" || exit 1
detect_env
if [ -f "${1}" ]; then
DF_TYPE="file"
case ${OS} in
linux)
F_USER=$(stat -c "%U" "${1}")
F_GROUP=$(stat -c "%G" "${1}")
F_PERM=$(stat -c "%a" "${1}")
;;
darwin | freebsd)
F_USER=$(stat -f "%Su" "${1}")
F_GROUP=$(stat -f "%Sg" "${1}")
F_PERM=$(stat -f "%Lp" "${1}")
;;
esac
D_PATH=$(dirname "${1}")
F_NAME=$(basename "${1}")
elif [ -d "${1}" ]; then
DF_TYPE="directory"
D_PATH="${1}"
else
DF_TYPE="directory"
D_PATH=$(dirname "${1}")
if [ ! -e "${D_PATH}" ]; then
mkdir -p "${D_PATH}"
fi
fi
case ${OS} in
linux)
D_USER=$(stat -c "%U" "${D_PATH}")
D_GROUP=$(stat -c "%G" "${D_PATH}")
D_PERM=$(stat -c "%a" "${D_PATH}")
;;
darwin | freebsd)
D_USER=$(stat -f "%Su" "${D_PATH}")
D_GROUP=$(stat -f "%Sg" "${D_PATH}")
D_PERM=$(stat -f "%Lp" "${D_PATH}")
;;
esac
if [ "${F_USER}" == "" ]; then
F_USER="${D_USER}"
F_GROUP="${D_GROUP}"
F_PERM="${D_PERM}"
fi
log_i "DF_TYPE=${DF_TYPE}"
log_i "F_NAME=${F_NAME}"
log_i "D_PATH=${D_PATH}"
log_i "F_USER=${F_USER}"
log_i "F_GROUP=${F_GROUP}"
log_i "F_PERM=${F_PERM}"
log_i "D_USER=${D_USER}"
log_i "D_GROUP=${D_GROUP}"
log_i "D_PERM=${D_PERM}"
fi
}
function clean_owner_group_permission() {
if [ "$#" != "1" ]; then
log_e "Usage: ${FUNCNAME[0]} <BASE_DIR>"
log_e "${FUNCNAME[0]} $# ${*}"
else
log_m "${FUNCNAME[0]} $# ${*}"
cd "${1}" || exit 1
DF_TYPE=''
F_NAME=''
D_PATH=''
F_USER=''
F_GROUP=''
F_PERM=''
D_USER=''
D_GROUP=''
D_PERM=''
fi
}
function defrag_disk() {
if [ "$#" != "1" ]; then
log_e "Usage: ${FUNCNAME[0]} <BASE_DIR>"
log_e "${FUNCNAME[0]} $# ${*}"
else
log_m "${FUNCNAME[0]} $# ${*}"
cd "${1}" || exit 1
# time e4defrag "${1}"
time sudo e4defrag "${1}"
fi
}
function free_space() {
if [ "$#" != "1" ]; then
log_e "Usage: ${FUNCNAME[0]} <BASE_DIR>"
log_e "${FUNCNAME[0]} $# ${*}"
else
log_m "${FUNCNAME[0]} $# ${*}"
cd "${1}" || exit 1
time cat /dev/zero >zero.fill
sync
sleep 1
sync
rm zero.fill
fi
}
#******************************************************************************
function update_datetime() {
if [ "$#" != "0" ] && [ "$#" != "1" ]; then
log_e "Usage: ${FUNCNAME[0]} <ARGS>"
log_e "${FUNCNAME[0]} $# ${*}"
else
# log_m "${FUNCNAME[0]} $# ${*}"
# cd "${TOP_DIR:?}" || exit 1
echo -e "\n>>> Time Sync...\n"
sudo date -s "$(curl -s --head http://google.com | grep ^Date: | sed 's/Date: //g') ${1}"
fi
}
#******************************************************************************
function read_and_confirm_password() {
if [ "$#" == "3" ]; then
eval ${2}="'${3}'"
elif [ "$#" != "2" ]; then
log_e "Usage: ${FUNCNAME[0]} <message> <variable> [<value>]"
exit 1
fi
if [ "${2}" == "PASSWORD" ] && [ "${PASSWORD}" == "" ]; then
echo -e "\n>>> Please enter password: "
read -r -s -p "Password: " PASSWORD_01
echo -e "\n>>> Please enter password: "
read -r -s -p "Password: " PASSWORD_02
if [ "${PASSWORD_01}" == "${PASSWORD_02}" ]; then
eval ${2}="'${PASSWORD_01}'"
else
echo -e "\nInput Password not match!"
exit 1
fi
fi
}
function read_and_confirm() {
local REASON=""
if [ "$#" == "3" ]; then
REASON="${3}"
elif [ "$#" != "2" ]; then
log_e "Usage: ${FUNCNAME[0]} <message> <variable> [<value>]"
exit 1
fi
while [ "${REASON}" == "" ]; do
echo -e "\n>>> Please enter ${1}: "
read -r REASON
local INPUT=0
while [ ${INPUT} -le 0 ] || [ ${INPUT} -ge 3 ]; do
echo -e "\n>>> Please confirm: ${REASON}"
echo " 1) Yes"
echo " 2) No"
echo -e "\n>>> Please enter your choice:"
read -r INPUT
#echo "Your INPUT is ${INPUT}"
case ${INPUT} in
1) ;;
2)
REASON=""
;;
*)
log_e "Invalid INPUT: ${INPUT}"
INPUT=0
;;
esac
done
done
eval ${2}="'${REASON}'"
}
function read_multiple_line() {
local __resultvar=${1}
local RESULT=""
while read -r LINE; do
if [ "${LINE}" = "" ]; then
break
fi
# RESULT="${RESULT}\n\t${LINE}"
RESULT="${RESULT}\n${LINE}"
done
if [[ "${__resultvar}" ]]; then
eval ${__resultvar}="'${RESULT}'"
else
echo "${RESULT}"
fi
}
function read_multiple_line_and_confirm() {
local REASON=""
if [ "$#" == "3" ]; then
REASON="${3}"
elif [ "$#" != "2" ]; then
log_e "Usage: ${FUNCNAME[0]} <message> <variable> [<value>]"
exit 1
fi
while [ "${REASON}" == "" ]; do
echo -e "\n>>> Please enter ${1}: "
echo "******************************************************************************"
read_multiple_line REASON
local INPUT=0
while [ ${INPUT} -le 0 ] || [ ${INPUT} -ge 3 ]; do
echo -e "\n>>> Please confirm: ${REASON}"
echo " 1) Yes"
echo " 2) No"
echo -e "\n>>> Please enter your choice:"
read -r INPUT
#echo "Your INPUT is ${INPUT}"
case ${INPUT} in
1) ;;
2)
REASON=""
;;
*)
log_e "Invalid INPUT: ${INPUT}"
INPUT=0
;;
esac
done
done
eval ${2}="'${REASON}'"
}
function enter_file_name() {
local REASON=""
if [ "$#" == "4" ]; then
REASON="${4}"
elif [ "$#" != "3" ]; then
log_e "Usage: ${FUNCNAME[0]} <path> <message> <variable> [<value>]"
exit 1
fi
while [ "${REASON}" == "" ]; do
echo -e "\nList existing file in ${1}...\n"
ls "${1}"
echo -e "\n>>> Please enter ${2}: "
read -r REASON
local INPUT=0
while [ ${INPUT} -le 0 ] || [ ${INPUT} -ge 3 ]; do
echo -e "\n>>> Please confirm: ${REASON}"
echo " 1) Yes"
echo " 2) No"
echo -e "\n>>> Please enter your choice:"
read -r INPUT
#echo "Your INPUT is ${INPUT}"
case ${INPUT} in
1) ;;
2)
REASON=""
;;
*)
log_e "Invalid INPUT: ${INPUT}"
INPUT=0
;;
esac
done
done
eval ${3}="'${REASON}'"
}
function confirm_yn() {
local OPT=""
if [ "$#" == "3" ]; then
OPT="${3}"
elif [ "$#" != "2" ]; then
log_e "Usage: ${FUNCNAME[0]} <message> <variable> [<value>]"
fi
local INPUT=0
local SIZE=3
while [ "${INPUT}" -le 0 ] || [ "${INPUT}" -ge "${SIZE}" ]; do
if [ "${OPT}" == "" ] || [ "${OPT}" -le 0 ] || [ "${OPT}" -ge "${SIZE}" ]; then
echo -e "\n>>> ${1}:"
echo " 1) Yes"
echo " 2) No"
echo -e "\n>>> Please enter your choice:"
read -r INPUT
#echo "Your INPUT is ${INPUT}"
elif [ "${OPT}" -gt 0 ] || [ "${OPT}" -lt "${SIZE}" ]; then
INPUT=${OPT}
fi
case ${INPUT} in
1)
ENABLE="yes"
;;
2)
ENABLE="no"
;;
*)
log_e "Invalid INPUT: ${INPUT}"
INPUT=0
;;
esac
done
eval ${2}="'${ENABLE}'"
}
function confirm_tf() {
local OPT=""
if [ "$#" == "3" ]; then
OPT="${3}"
elif [ "$#" != "2" ]; then
log_e "Usage: ${FUNCNAME[0]} <message> <variable> [<value>]"
fi
local INPUT=0
local SIZE=3
while [ "${INPUT}" -le 0 ] || [ "${INPUT}" -ge "${SIZE}" ]; do
if [ "${OPT}" == "" ] || [ "${OPT}" -le 0 ] || [ "${OPT}" -ge "${SIZE}" ]; then
echo -e "\n>>> ${1}:"
echo " 1) True"
echo " 2) False"
echo -e "\n>>> Please enter your choice:"
read -r INPUT
#echo "Your INPUT is ${INPUT}"
elif [ "${OPT}" -gt 0 ] || [ "${OPT}" -lt "${SIZE}" ]; then
INPUT=${OPT}
fi
case ${INPUT} in
1)
ENABLE="true"
;;
2)
ENABLE="false"
;;
*)
log_e "Invalid INPUT: ${INPUT}"
INPUT=0
;;
esac
done
eval ${2}="'${ENABLE}'"
}
function select_x_from_path() {
if [ "$#" == "4" ]; then
TYPE="${4}"
elif [ "$#" != "3" ]; then
log_e "Usage: ${FUNCNAME[0]} <path> <message> <variable> [<value>]"
exit 1
fi
if [ "${4}" == "" ]; then
local ROOT_FOLDER="${1}"
if [ ! -e "${ROOT_FOLDER}" ]; then
log_e "${ROOT_FOLDER} Cannot be found"
exit 1
fi
cd "${ROOT_FOLDER}" || exit 1
local OPTIONS=(*)
echo -e "\n>>> Enter the Number of ${2} to Be Select: "
local PS3=">> Please enter your choice: "
select OPTION in ${OPTIONS[*]}; do
echo "${REPLY} ${OPTIONS[${REPLY} - 1]}"
TYPE="${OPTIONS[${REPLY} - 1]}"
break
done
fi
eval ${3}="'${TYPE}'"
}
function select_x_from_array() {
if [ "$#" == "4" ]; then
TYPE="${4}"
elif [ "$#" != "3" ]; then
log_e "Usage: ${FUNCNAME[0]} <array> <message> <variable> [<value>]"
exit 1
fi
if [ "${4}" == "" ]; then
read -r -a OPTIONS <<<"${1}"
echo -e "\n>>> Enter the Number of ${2} to Be Select: "
local PS3=">> Please enter your choice: "
select OPTION in ${OPTIONS[*]}; do
echo "${REPLY} ${OPTIONS[${REPLY} - 1]}"
TYPE="${OPTIONS[${REPLY} - 1]}"
break
done
fi
eval ${3}="'${TYPE}'"
}
function select_x_from_file() {
if [ "$#" == "4" ]; then
TYPE="${4}"
elif [ "$#" != "3" ]; then
log_e "Usage: ${FUNCNAME[0]} <file> <message> <variable> [<value>]"
exit 1
fi
if [ "${4}" == "" ]; then
local OPTIONS=()
read_option_array_from_configuration_file OPTIONS "${1}"
echo -e "\n>>> Enter the Number of ${2} to Be Select: "
local PS3=">> Please enter your choice: "
select OPTION in ${OPTIONS[*]}; do
echo "${REPLY} ${OPTIONS[${REPLY} - 1]}"
TYPE="${OPTIONS[${REPLY} - 1]}"
break
done
fi
eval ${3}="'${TYPE}'"
}
#******************************************************************************
function check_and_add_include_in_etc_app_conf() {
if [ "$#" != "1" ]; then
log_e "Usage: ${FUNCNAME[0]} <APP_NAME>"
log_e "${FUNCNAME[0]} $# ${*}"
else
log_m "${FUNCNAME[0]} $# ${*}"
# cd "${TOP_DIR:?}" || exit 1
local APP_NAME=${1}
if ! sudo grep -q "include /etc/${APP_NAME}.d/\*.conf" /etc/${APP_NAME}.conf; then
echo "Include in '/etc/${APP_NAME}.conf' is not found!"
echo -e "\ninclude /etc/${APP_NAME}.d/*.conf" >>/etc/${APP_NAME}.conf
else
echo "Include in '/etc/${APP_NAME}.conf' found!"
fi
fi
}
function print_file_without_comments_and_empty_lines() {
if [ "$#" != "1" ]; then
log_e "Usage: ${FUNCNAME[0]} <FILE>"
log_e "${FUNCNAME[0]} $# ${*}"
else
log_m "${FUNCNAME[0]} $# ${*}"
# cd "${TOP_DIR:?}" || exit 1
local FILE=${1}
grep "^[^#*/;]" ${FILE}
# sed -e 's/^[ \t]*//g' -e 's/[ \t]*$//g' -e 's/[ \t]*#.*$//g' -e '/^[ \t]*$/d' ${FILE}
fi
}
function remove_leading_trailing_spaces_comments_and_empty_lines_from_file() {
if [ "$#" != "1" ]; then
log_e "Usage: ${FUNCNAME[0]} <FILE>"
log_e "${FUNCNAME[0]} $# ${*}"
else
log_m "${FUNCNAME[0]} $# ${*}"
# cd "${TOP_DIR:?}" || exit 1
local FILE=${1}
grep "^[^#*/;]" ${FILE} | tee ${FILE}
# sed -i -e 's/^[ \t]*//g' -e 's/[ \t]*$//g' -e 's/[ \t]*#.*$//g' -e '/^[ \t]*$/d' ${FILE}
fi
}
#******************************************************************************
# Usage:
# set_j2_template_file \
# "infile:${TOP_DIR:?}/data/template/app.conf.j2" \
# "outfile:${TOP_DIR:?}/data/rootfs/etc/app.conf" \
# "APP_NAME:${APP_NAME}" \
# "APP_VERSION:${APP_VERSION}" \
# "APP_ENABLE:${APP_ENABLE}"
function set_j2_template_file() {
if [[ $# < 2 ]]; then
log_e "Usage: ${FUNCNAME[0]} \"infile:${TOP_DIR:?}/conf/${SERVICE_HOME}.conf\" [\"outfile:${SERVICE_HOME}/etc/${SERVICE_HOME}.config\" ] \"<VARIABLE>:${VARIABLE}\""
exit 1
log_e "${FUNCNAME[0]} $# ${*}"
else
log_m "${FUNCNAME[0]} $# ${*}"
# cd "${TOP_DIR:?}" || exit 1
local INDEX=1
local PARAMETERS=()
local J2_ENABLE=true
for ELEMENT in "$@"; do
IFS=':', read -ra ARRAY <<<"${ELEMENT}"
if [[ "${ARRAY[0]}" = "infile" ]]; then
local INPUT_FILE=${ARRAY[1]}
continue
elif [[ "${ARRAY[0]}" = "outfile" ]]; then
local OUTPUT_FILE=${ARRAY[1]}
continue
elif [[ "${ARRAY[0]}" = "j2_enable" ]]; then
J2_ENABLE=${ARRAY[1]}
continue
fi
if [ ${J2_ENABLE} == true ]; then
PARAMETERS[${INDEX}]="-e 's#{{ ${ARRAY[0]} }}#${ARRAY[1]}#g' "
else
PARAMETERS[${INDEX}]="-e 's#${ARRAY[0]}#${ARRAY[1]}#g' "
fi
PARAMETERS+=${PARAMETERS[${INDEX}]}
i=$((${INDEX} + 1))
done
if [[ "${OUTPUT_FILE}" ]]; then
if [ ! -e "${OUTPUT_FILE}.bak" ] && [ -e "${OUTPUT_FILE}" ]; then
cp "${OUTPUT_FILE}" "${OUTPUT_FILE}.bak"
fi
eval sed ${PARAMETERS} "${INPUT_FILE}" >"${OUTPUT_FILE}"
else
if [ ! -e "${INPUT_FILE}.bak" ] && [ -e "${INPUT_FILE}" ]; then
cp "${INPUT_FILE}" "${INPUT_FILE}.bak"
fi
eval sed -i ${PARAMETERS} "${INPUT_FILE}"
fi
fi
}
# Usage:
# set_j2_template_files \
# "template_dir:${TOP_DIR:?}/data/template" \
# "files:${TOP_DIR:?}/data/rootfs/etc/app.conf ${TOP_DIR:?}/data/rootfs/etc/app/default" \
# "APP_NAME:${APP_NAME}" \
# "APP_VERSION:${APP_VERSION}" \
# "APP_ENABLE:${APP_ENABLE}"
function set_j2_template_files() {
if [[ $# < 3 ]]; then
log_e "Usage: ${FUNCNAME[0]} \"template_dir=\path\to\template\\\" \"files:${TOP_DIR:?}/conf/${SERVICE_HOME}.conf\" \"<VARIABLE>:${VARIABLE}\""
log_e "${FUNCNAME[0]} $# ${*}"
else
log_m "${FUNCNAME[0]} $# ${*}"
# cd "${TOP_DIR:?}" || exit 1
local INDEX=1
local PARAMETERS=()
local J2_ENABLE=true
for ELEMENT in "$@"; do
IFS=':', read -ra ARRAY <<<"${ELEMENT}"
if [[ "${ARRAY[0]}" = "files" ]]; then
local FILES=${ARRAY[1]}
continue
elif [[ "${ARRAY[0]}" = "template_dir" ]]; then
local TEMPLATE_DIR=${ARRAY[1]}
continue
elif [[ "${ARRAY[0]}" = "j2_enable" ]]; then
J2_ENABLE=${ARRAY[1]}
continue
fi
if [ ${J2_ENABLE} == true ]; then
PARAMETERS[${INDEX}]="-e 's#{{ ${ARRAY[0]} }}#${ARRAY[1]}#g' "
else
PARAMETERS[${INDEX}]="-e 's#${ARRAY[0]}#${ARRAY[1]}#g' "
fi
# PARAMETERS[${INDEX}]="-e 's#${ARRAY[0]}#${ARRAY[1]}#g' "
PARAMETERS+=${PARAMETERS[${INDEX}]}
i=$((${INDEX} + 1))
done