spcd/cd.sh
2024-06-05 14:46:56 +02:00

767 lines
20 KiB
Bash

#! /usr/bin/env sh
# defaults
[ "${CD_DNS}" ] || CD_DNS="\
9.9.9.9 \
"
[ "${CD_GIT_CHILD}" ] || CD_GIT_CHILD="cd"
[ "${CD_GIT_PARENT}" ] || CD_GIT_PARENT="rwx"
# main
cd_main () {
cd_set_environment_variables
cd_set_packages_repositories
cd_set_packages_configuration
#
cd_list_working_directory
cd_set_https_verification_off
cd_set_dns_resolving
cd_update_packages_catalog
cd_install_packages_tools
cd_install_ca_certificates
cd_write_ca_certificates
cd_update_ca_certificates
cd_set_https_verification_on
cd_update_packages_catalog
cd_upgrade_packages
cd_install_git
cd_install_python
# TODO move to Python
cd_install_rsync
# TODO move to Python
cd_install_ssh
cd_clean_packages_cache
cd_install_python_modules
cd_write_python_module
cd_switch_to_python "${@}"
}
# steps
cd_set_environment_variables () {
cd_step "Set environment variables"
# set operating system id
CD_OS_ID="$(cd_grep_os ID)"
case "${CD_OS_ID}" in
"almalinux") CD_OS_ID="${CD_OS_ALMA}" ;;
"alpine") CD_OS_ID="${CD_OS_ALPINE}" ;;
"arch") CD_OS_ID="${CD_OS_ARCH}" ;;
"debian") CD_OS_ID="${CD_OS_DEBIAN}" ;;
"fedora") CD_OS_ID="${CD_OS_FEDORA}" ;;
"rocky") CD_OS_ID="${CD_OS_ROCKY}" ;;
"ubuntu") CD_OS_ID="${CD_OS_UBUNTU}" ;;
*) cd_error_os "CD_OS_ID" ;;
esac
# set operating system version
case "${CD_OS_ID}" in
"${CD_OS_ALMA}"|"${CD_OS_ARCH}"|"${CD_OS_FEDORA}"|"${CD_OS_ROCKY}")
CD_OS_VERSION=$(cd_grep_os VERSION_ID \
| sed "s|^\([0-9]\+\)\..*|\1|")
;;
"${CD_OS_ALPINE}")
CD_OS_VERSION=$(cd_grep_os VERSION_ID \
| sed "s|^\([0-9]\+\.[0-9]\+\)\..*|\1|")
;;
"${CD_OS_DEBIAN}"|"${CD_OS_UBUNTU}")
CD_OS_VERSION="$(cd_grep_os VERSION_CODENAME)"
;;
esac
# check operating system version
case "${CD_OS_ID}" in
"${CD_OS_ALMA}"|"${CD_OS_ROCKY}")
case "${CD_OS_VERSION}" in
"8"|"9") ;;
*) cd_error_os "CD_OS_VERSION" ;;
esac
;;
"${CD_OS_ALPINE}")
case "${CD_OS_VERSION}" in
"3.18"|"3.19") ;;
*) cd_error_os "CD_OS_VERSION" ;;
esac
;;
"${CD_OS_ARCH}")
case "${CD_OS_VERSION}" in
"20231112"|"20240101") ;;
*) cd_error_os "CD_OS_VERSION" ;;
esac
;;
"${CD_OS_DEBIAN}")
case "${CD_OS_VERSION}" in
"bookworm"|"bullseye") ;;
*) cd_error_os "CD_OS_VERSION" ;;
esac
;;
"${CD_OS_FEDORA}")
case "${CD_OS_VERSION}" in
"39"|"40") ;;
*) cd_error_os "CD_OS_VERSION" ;;
esac
;;
"${CD_OS_UBUNTU}")
case "${CD_OS_VERSION}" in
"jammy"|"noble") ;;
*) cd_error_os "CD_OS_VERSION" ;;
esac
;;
esac
cd_echo "CD_OS_ID" "CD_OS_VERSION"
# universal
CD_DNS_FILE="/etc/resolv.conf"
CD_PKG_CA="ca-certificates"
CD_PKG_GIT="git"
# TODO move to Python
CD_PKG_RSYNC="rsync"
CD_PYTHON_ALIAS="python3"
cd_split
cd_echo "CD_DNS_FILE" "CD_PKG_CA" "CD_PKG_GIT" "CD_PYTHON_ALIAS"
# set ca command & root
case "${CD_OS_ID}" in
"${CD_OS_ALMA}"|"${CD_OS_FEDORA}"|"${CD_OS_ROCKY}")
CD_CA_ROOT="/etc/pki/ca-trust/source/anchors"
CD_CMD_CA="update-ca-trust"
;;
"${CD_OS_ALPINE}")
CD_CA_ROOT="/usr/local/share/ca-certificates"
CD_CMD_CA="update-ca-certificates"
;;
"${CD_OS_ARCH}")
CD_CA_ROOT="/etc/ca-certificates/trust-source/anchors"
CD_CMD_CA="update-ca-trust"
;;
"${CD_OS_DEBIAN}"|"${CD_OS_UBUNTU}")
CD_CA_ROOT="/usr/local/share/ca-certificates"
CD_CMD_CA="update-ca-certificates"
;;
esac
cd_split
cd_echo "CD_CA_ROOT" "CD_CMD_CA"
# set package manager
case "${CD_OS_ID}" in
"${CD_OS_ALPINE}")
CD_PM="${CD_PM_APK}"
;;
"${CD_OS_DEBIAN}"|"${CD_OS_UBUNTU}")
CD_PM="${CD_PM_APT}"
;;
"${CD_OS_ALMA}"|"${CD_OS_FEDORA}"|"${CD_OS_ROCKY}")
CD_PM="${CD_PM_DNF}"
;;
"${CD_OS_ARCH}")
CD_PM="${CD_PM_PACMAN}"
;;
esac
cd_split
cd_echo "CD_PM"
case "${CD_PM}" in
"${CD_PM_DNF}")
CD_PM_CLEAN="dnf clean all"
CD_PM_INSTALL="dnf install --assumeyes"
CD_PM_QUERY="rpm --query"
CD_PM_UPDATE="dnf makecache"
CD_PM_UPGRADE="dnf upgrade --assumeyes"
CD_PKG_PKG=""
CD_PM_CONF_PATH="/etc/dnf/dnf.conf"
CD_PM_CONF_TEXT="\
[main]
best=True
clean_requirements_on_remove=True
gpgcheck=1
installonly_limit=3
skip_if_unavailable=False
"
CD_PM_HTTPS_PATH="/etc/dnf/dnf.conf.d/https.conf"
CD_PM_HTTPS_TEXT="\
sslverify=False
"
;;
"${CD_PM_APK}")
CD_PM_CLEAN="apk cache purge"
CD_PM_INSTALL="apk add"
CD_PM_QUERY="apk info"
CD_PM_UPDATE="apk update"
CD_PM_UPGRADE="apk upgrade"
CD_PKG_PKG=""
CD_PM_CONF_PATH=""
CD_PM_CONF_TEXT=""
CD_PM_HTTPS_PATH="/etc/apk/repositories.d/https"
CD_PM_HTTPS_TEXT="\
--no-verify
"
;;
"${CD_PM_PACMAN}")
CD_PM_CLEAN="pacman --sync --clean --noconfirm"
CD_PM_INSTALL="pacman --sync --noconfirm"
CD_PM_QUERY="pacman --query"
CD_PM_UPDATE="pacman --sync --refresh"
CD_PM_UPGRADE="pacman --sync --sysupgrade --noconfirm"
CD_PKG_PKG=""
CD_PM_CONF_PATH=""
CD_PM_CONF_TEXT=""
CD_PM_HTTPS_PATH="/etc/pacman.d/https.conf"
CD_PM_HTTPS_TEXT="\
SSLVerify = No
"
;;
"${CD_PM_APT}")
CD_PM_CLEAN="apt-get clean"
CD_PM_INSTALL="apt-get install --assume-yes"
CD_PM_QUERY="dpkg-query --show"
CD_PM_UPDATE="apt-get update"
CD_PM_UPGRADE="apt-get upgrade --assume-yes"
CD_PKG_PKG="apt-utils"
CD_PM_CONF_PATH="/etc/apt/apt.conf.d/apt.conf"
CD_PM_CONF_TEXT="\
Acquire::Check-Valid-Until True;
APT::Get::Show-Versions True;
APT::Install-Recommends False;
APT::Install-Suggests False;
Dir::Etc::SourceParts \"\";
"
CD_PM_HTTPS_PATH="/etc/apt/apt.conf.d/https"
CD_PM_HTTPS_TEXT="\
Acquire::https::Verify-Peer False;
"
;;
esac
cd_split
cd_echo "CD_PM_CLEAN" \
"CD_PM_INSTALL" "CD_PM_QUERY" "CD_PM_UPDATE" "CD_PM_UPGRADE"
cd_split
cd_echo "CD_PKG_PKG" "CD_PM_CONF_PATH" "CD_PM_HTTPS_PATH"
# specific
case "${CD_OS_ID}" in
"${CD_OS_ALMA}")
CD_URL_DEFAULT="https://repo.almalinux.org/almalinux"
;;
"${CD_OS_ALPINE}")
CD_URL_DEFAULT="https://dl-cdn.alpinelinux.org/alpine"
;;
"${CD_OS_ARCH}")
CD_URL_DEFAULT="https://geo.mirror.pkgbuild.com"
;;
"${CD_OS_DEBIAN}")
CD_URL_DEFAULT="http://deb.debian.org/debian"
;;
"${CD_OS_FEDORA}")
CD_URL_DEFAULT="http://download.example/pub/fedora/linux/releases"
;;
"${CD_OS_ROCKY}")
CD_URL_DEFAULT="http://dl.rockylinux.org/\$contentdir"
;;
"${CD_OS_UBUNTU}")
CD_URL_DEFAULT="http://archive.ubuntu.com/ubuntu"
;;
esac
CD_URL_CHOSEN="${CD_URL_DEFAULT}"
case "${CD_OS_ID}" in
"${CD_OS_ALMA}")
[ "${CD_URL_ALMA}" ] && CD_URL_CHOSEN="${CD_URL_ALMA}"
;;
"${CD_OS_ALPINE}")
[ "${CD_URL_ALPINE}" ] && CD_URL_CHOSEN="${CD_URL_ALPINE}"
;;
"${CD_OS_ARCH}")
[ "${CD_URL_ARCH}" ] && CD_URL_CHOSEN="${CD_URL_ARCH}"
;;
"${CD_OS_DEBIAN}")
[ "${CD_URL_DEBIAN}" ] && CD_URL_CHOSEN="${CD_URL_DEBIAN}" \
|| CD_URL_CHOSEN="https://deb.debian.org/debian"
;;
"${CD_OS_FEDORA}")
[ "${CD_URL_FEDORA}" ] && CD_URL_CHOSEN="${CD_URL_FEDORA}" \
|| CD_URL_CHOSEN="https://rpmfind.net/linux/fedora/linux/releases"
;;
"${CD_OS_ROCKY}")
[ "${CD_URL_ROCKY}" ] && CD_URL_CHOSEN="${CD_URL_ROCKY}" \
|| CD_URL_CHOSEN="https://dl.rockylinux.org/\$contentdir"
;;
"${CD_OS_UBUNTU}")
[ "${CD_URL_UBUNTU}" ] && CD_URL_CHOSEN="${CD_URL_UBUNTU}" \
|| CD_URL_CHOSEN="https://ubuntu.mirrors.ovh.net/ubuntu"
;;
esac
cd_split
cd_echo "CD_URL_DEFAULT" "CD_URL_CHOSEN"
# set python command & package
case "${CD_OS_ID}" in
"${CD_OS_ALMA}"|"${CD_OS_ROCKY}")
CD_PYTHON_COMMAND="python3.11"
CD_PYTHON_PACKAGE="python3.11"
;;
"${CD_OS_ALPINE}")
CD_PYTHON_COMMAND="python3.11"
CD_PYTHON_PACKAGE="python3"
;;
"${CD_OS_ARCH}")
CD_PYTHON_COMMAND="python3.12"
CD_PYTHON_PACKAGE="python"
;;
"${CD_OS_DEBIAN}")
case "${CD_OS_VERSION}" in
"bookworm") CD_PYTHON_COMMAND="python3.11" ;;
"bullseye") CD_PYTHON_COMMAND="python3.9" ;;
esac
CD_PYTHON_PACKAGE="python3"
;;
"${CD_OS_FEDORA}")
CD_PYTHON_COMMAND="python3.12"
CD_PYTHON_PACKAGE="python3"
;;
"${CD_OS_UBUNTU}")
case "${CD_OS_VERSION}" in
"noble") CD_PYTHON_COMMAND="python3.12" ;;
"jammy") CD_PYTHON_COMMAND="python3.10" ;;
esac
CD_PYTHON_PACKAGE="python3"
;;
esac
# set python packages
case "${CD_OS_ID}" in
"${CD_OS_ALMA}"|"${CD_OS_FEDORA}"|"${CD_OS_ROCKY}")
CD_PYTHON_PACKAGES="/usr/lib64/${CD_PYTHON_COMMAND}/site-packages"
;;
"${CD_OS_ALPINE}"|"${CD_OS_ARCH}")
CD_PYTHON_PACKAGES="/usr/lib/${CD_PYTHON_COMMAND}/site-packages"
;;
"${CD_OS_DEBIAN}"|"${CD_OS_UBUNTU}")
CD_PYTHON_PACKAGES="/usr/lib/${CD_PYTHON_ALIAS}/dist-packages"
;;
esac
cd_split
cd_echo "CD_PYTHON_COMMAND" "CD_PYTHON_PACKAGE" "CD_PYTHON_PACKAGES"
# variables
[ "${CD_CA_1}" ] && CD_CA=true
# continuous integration platform
if [ "${GITHUB_ACTIONS}" ] ; then
# github → gitea → forgejo
CD_SERVER_URL="${GITHUB_SERVER_URL}"
CD_PROJECTS_GROUP="$(dirname "${GITHUB_REPOSITORY}")"
CD_PROJECT_NAME="$(basename "${GITHUB_REPOSITORY}")"
CD_PROJECT_BRANCH="${GITHUB_REF_NAME}"
elif [ "${GITLAB_CI}" ] ; then
# gitlab
CD_SERVER_URL="${CI_SERVER_URL}"
CD_PROJECTS_GROUP="$(dirname "${CI_PROJECT_PATH}")"
CD_PROJECT_NAME="$(basename "${CI_PROJECT_PATH}")"
CD_PROJECT_BRANCH="${CI_COMMIT_BRANCH}"
else
# unsupported
cd_error_ci "ø"
fi
[ "${CD_SERVER_URL}" ] || cd_error_ci "CD_SERVER_URL"
[ "${CD_PROJECTS_GROUP}" ] || cd_error_ci "CD_PROJECTS_GROUP"
[ "${CD_PROJECT_NAME}" ] || cd_error_ci "CD_PROJECT_NAME"
[ "${CD_PROJECT_BRANCH}" ] || cd_error_ci "CD_PROJECT_BRANCH"
#
CD_PROJECTS_URL="${CD_SERVER_URL}/${CD_PROJECTS_GROUP}"
CD_PROJECT_URL="${CD_PROJECTS_URL}/${CD_PROJECT_NAME}"
#
cd_split
cd_echo "CD_CA"
cd_split
cd_echo "CD_SERVER_URL" \
"CD_PROJECTS_GROUP" "CD_PROJECT_NAME" "CD_PROJECT_BRANCH"
cd_split
cd_echo "CD_PROJECTS_URL" "CD_PROJECT_URL"
# TODO move to Python
case "${CD_PM}" in
"${CD_PM_APK}"|"${CD_PM_APT}") CD_PKG_SSH="openssh-client" ;;
"${CD_PM_DNF}") CD_PKG_SSH="openssh-clients" ;;
"${CD_PM_PACMAN}") CD_PKG_SSH="openssh" ;;
esac
}
cd_set_packages_repositories () {
local expression
local file
cd_step "Set packages repositories"
case "${CD_OS_ID}" in
"${CD_OS_ALMA}")
case "${CD_OS_VERSION}" in
"8") file="/etc/yum.repos.d/almalinux.repo" ;;
"9") file="/etc/yum.repos.d/almalinux-baseos.repo" ;;
esac
cd_sed "${file}" \
"|^mirrorlist|# mirrorlist|" \
"|${CD_URL_DEFAULT}|${CD_URL_CHOSEN}|" \
"|^# baseurl|baseurl|"
;;
"${CD_OS_ALPINE}")
file="/etc/apk/repositories"
cd_write "${file}" "\
${CD_URL_CHOSEN}/v${CD_OS_VERSION}/main
${CD_URL_CHOSEN}/v${CD_OS_VERSION}/community
"
;;
"${CD_OS_DEBIAN}")
file="/etc/apt/sources.list"
cd_write "${file}" "\
deb ${CD_URL_CHOSEN} ${CD_OS_VERSION} main
deb ${CD_URL_CHOSEN} ${CD_OS_VERSION}-backports main
deb ${CD_URL_CHOSEN} ${CD_OS_VERSION}-updates main
deb ${CD_URL_CHOSEN}-security ${CD_OS_VERSION}-security main
"
;;
"${CD_OS_ROCKY}")
case "${CD_OS_VERSION}" in
"8") file="/etc/yum.repos.d/Rocky-BaseOS.repo" ;;
"9") file="/etc/yum.repos.d/rocky.repo" ;;
esac
cd_sed "${file}" \
"|^mirrorlist|# mirrorlist|" \
"|${CD_URL_DEFAULT}|${CD_URL_CHOSEN}|" \
"|^#baseurl|baseurl|"
;;
"${CD_OS_UBUNTU}")
file="/etc/apt/sources.list"
cd_write "${file}" "\
deb ${CD_URL_CHOSEN} ${CD_OS_VERSION} main
deb ${CD_URL_CHOSEN} ${CD_OS_VERSION}-backports main
deb ${CD_URL_CHOSEN} ${CD_OS_VERSION}-updates main
deb ${CD_URL_CHOSEN} ${CD_OS_VERSION}-security main
"
;;
esac
}
cd_set_packages_configuration () {
cd_step "Set packages configuration"
cd_write "${CD_PM_CONF_PATH}" "${CD_PM_CONF_TEXT}"
case "${CD_OS_ID}" in
"${CD_OS_DEBIAN}"|"${CD_OS_UBUNTU}")
export DEBIAN_FRONTEND="noninteractive"
;;
esac
}
# agnostic steps
cd_list_working_directory () {
cd_step "List working directory"
cd_ls "$(realpath .)"
}
cd_set_https_verification_off () {
if [ "${CD_CA}" -o "${CD_PM}" = "${CD_PM_APT}" ] ; then
cd_step "Set HTTPS verification off"
cd_mkdir "$(dirname "${CD_PM_HTTPS_PATH}")"
cd_write "${CD_PM_HTTPS_PATH}" "${CD_PM_HTTPS_TEXT}"
fi
}
cd_set_dns_resolving () {
local server
local text=""
cd_step "Set DNS resolving"
for server in ${CD_DNS} ; do
text="${text}nameserver ${server}
"
done
cd_write "${CD_DNS_FILE}" "${text}"
}
cd_update_packages_catalog () {
cd_step "Update packages catalog"
${CD_PM_UPDATE} || exit
}
cd_install_packages_tools () {
cd_step "Install packages tools"
cd_install_package "${CD_PKG_PKG}"
}
cd_install_ca_certificates () {
cd_step "Install CA"
cd_install_package "${CD_PKG_CA}"
}
cd_write_ca_certificates () {
local index
local path
local text
cd_step "Write CA certificates"
cd_mkdir "${CD_CA_ROOT}"
index=1
eval "text=\"\${CD_CA_${index}}\""
while [ "${text}" ] ; do
path="${CD_CA_ROOT}/${index}.crt"
cd_split
cd_write "${path}" "${text}"
cd_openssl "${path}"
index=$((index+1))
eval "text=\"\${CD_CA_${index}}\""
done
}
cd_update_ca_certificates () {
cd_step "Update CA certificates"
${CD_CMD_CA} || exit
}
cd_set_https_verification_on () {
cd_step "Set HTTPS verification on"
cd_rm "${CD_PM_HTTPS_PATH}"
}
cd_upgrade_packages () {
cd_step "Upgrade packages"
${CD_PM_UPGRADE} || exit
}
cd_install_git () {
cd_step "Install Git"
cd_install_package "${CD_PKG_GIT}"
}
cd_install_python () {
cd_step "Install Python"
cd_install_package "${CD_PYTHON_PACKAGE}"
cd_split
cd_ln_python "${CD_PYTHON_COMMAND}"
}
# TODO move to Python
cd_install_rsync () {
cd_step "Install Rsync"
cd_install_package "${CD_PKG_RSYNC}"
}
# TODO move to Python
cd_install_ssh () {
cd_step "Install SSH"
cd_install_package "${CD_PKG_SSH}"
}
cd_clean_packages_cache () {
cd_step "Clean packages cache"
${CD_PM_CLEAN} || exit
}
cd_install_python_modules () {
local path
local repository
local root
local url
cd_step "Install Python modules"
root="$(mktemp --directory)" || exit
echo "${root}"
for repository in "${CD_GIT_CHILD}" "${CD_GIT_PARENT}" ; do
cd_split
url="${CD_PROJECTS_URL}/${repository}"
echo -n "\
${url}
"
git clone \
"${url}" "${root}/${repository}" \
|| exit
path="${root}/${repository}/${repository}"
echo -n "\
${path}
${CD_PYTHON_PACKAGES}
"
cp --recursive \
"${path}" "${CD_PYTHON_PACKAGES}" \
|| exit
done
cd_split
cd_rm "${root}"
}
cd_write_python_module () {
cd_step "Write Python module"
cd_write "${CD_PYTHON_PACKAGES}/env.py" "\
CD_STEP = ${CD_STEP}
$(cd_echo CD_OPEN)
$(cd_echo CD_DOWN)
$(cd_echo CD_VERTICAL CD_SPLT)
$(cd_echo CD_UP)
$(cd_echo CD_SHUT)
$(cd_echo CD_OS_ID CD_OS_VERSION)
"
}
cd_switch_to_python () {
local path
cd_step "Switch to Python"
#
path="$(realpath "${0}")"
echo -n "\
${path}
${CD_GIT_CHILD}
"
"${CD_PYTHON_ALIAS}" -m "${CD_GIT_CHILD}" "${@}"
}
# functions
cd_cat () {
if [ -f "${1}" ] ; then
cd_open "${1}"
cat "${1}" || exit
cd_shut "${1}"
fi
}
cd_echo () {
local name
if [ "${1}" ] ; then
for name in "${@}" ; do
eval "echo ${name} = \\\"\${${name}}\\\""
done
fi
}
cd_error_ci () {
echo "× CI: ${1}"
exit ${CD_ERROR_CI}
}
cd_error_os () {
local variable="${1}"
echo -n "× OS: "
cd_echo "${variable}"
exit ${CD_ERROR_OS}
}
cd_grep_os () {
local variable="${1}"
if [ "${variable}" ] ; then
grep "^${variable}=" "/etc/os-release" \
| sed "s|^${variable}=||" \
| sed "s|^\"\(.*\)\"$|\1|"
fi
}
cd_install_package () {
if [ "${1}" ] ; then
${CD_PM_INSTALL} "${1}" || exit
fi
}
cd_ln_python () {
local command="${1}"
if [ "${command}" ] ; then
echo "${CD_PYTHON_ALIAS}${command}"
ln -f -s "${command}" "/usr/bin/${CD_PYTHON_ALIAS}" || exit
fi
}
cd_ls () {
if [ -d "${1}" ] ; then
cd_open "${1}"
ls -a -l "${1}" || exit
cd_shut "${1}"
fi
}
cd_mkdir () {
if [ "${1}" ] ; then
echo "${1}"
mkdir --parents "${1}" || exit
fi
}
cd_open () {
echo "${CD_OPEN}${@}"
}
cd_openssl () {
local file="${1}"
if [ -f "${file}" ] ; then
openssl x509 -noout -text -in "${file}" || exit
fi
}
cd_rm () {
local path="${1}"
if [ -e "${path}" ] ; then
echo "${path}"
rm -r "${path}" || exit
fi
}
cd_sed () {
local expression
local file="${1}"
shift
if [ -f "${file}" ] ; then
cd_cat "${file}"
for expression in "${@}" ; do
sed --in-place "s${expression}g" "${file}" \
&& cd_cat "${file}" \
|| exit
done
fi
}
cd_shut () {
echo "${CD_SHUT}${@}"
}
cd_split () {
echo "${CD_SPLT}"
}
cd_step () {
CD_STEP=$((CD_STEP+1))
echo -n "\
${CD_DOWN}
${CD_VERTICAL} ${CD_STEP} ${@}
${CD_UP}
"
}
cd_write () {
local file="${1}"
local text="${2}"
if [ "${file}" ] ; then
[ -f "${file}" ] && cd_cat "${file}"
echo "${1}"
echo -n "${text}" > "${file}" || exit
cd_cat "${file}"
fi
}
# constants
CD_BOX_DOWN="╭"
CD_BOX_HORIZONTAL="─"
CD_BOX_LEFT="╴"
CD_BOX_RIGHT="╶"
CD_BOX_UP="╰"
CD_BOX_VERTICAL="│"
CD_ERROR_CI=2
CD_ERROR_OS=1
CD_OS_ALMA="alma"
CD_OS_ALPINE="alpine"
CD_OS_ARCH="arch"
CD_OS_DEBIAN="debian"
CD_OS_FEDORA="fedora"
CD_OS_ROCKY="rocky"
CD_OS_UBUNTU="ubuntu"
CD_PM_APK="apk"
CD_PM_APT="apt"
CD_PM_DNF="dnf"
CD_PM_PACMAN="pacman"
CD_OPEN="${CD_BOX_DOWN}${CD_BOX_LEFT}"
CD_SHUT="${CD_BOX_UP}${CD_BOX_LEFT}"
CD_HORIZONTAL="${CD_BOX_HORIZONTAL}╌╌┄┄┈┈"
CD_VERTICAL="${CD_BOX_VERTICAL}"
CD_DOWN="${CD_BOX_DOWN}${CD_HORIZONTAL}"
CD_SPLT="${CD_BOX_RIGHT}${CD_HORIZONTAL}"
CD_UP="${CD_BOX_UP}${CD_HORIZONTAL}"
# run
cd_main "${@}"