mirror of https://github.com/searxng/searxng.git
1172 lines
30 KiB
Bash
Executable File
1172 lines
30 KiB
Bash
Executable File
#!/usr/bin/env bash
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# -*- coding: utf-8; mode: sh indent-tabs-mode: nil -*-
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# SPDX-License-Identifier: AGPL-3.0-or-later
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# shellcheck disable=SC2059,SC1117
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# ubuntu, debian, arch, fedora ...
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DIST_ID=$(source /etc/os-release; echo "$ID");
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# shellcheck disable=SC2034
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DIST_VERS=$(source /etc/os-release; echo "$VERSION_ID");
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ADMIN_NAME="${ADMIN_NAME:-$(git config user.name)}"
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ADMIN_NAME="${ADMIN_NAME:-$USER}"
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ADMIN_EMAIL="${ADMIN_EMAIL:-$(git config user.email)}"
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ADMIN_EMAIL="${ADMIN_EMAIL:-$USER@$(hostname)}"
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if [[ -z "${REPO_ROOT}" ]]; then
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REPO_ROOT=$(dirname "${BASH_SOURCE[0]}")
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while [ -h "${REPO_ROOT}" ] ; do
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REPO_ROOT=$(readlink "${REPO_ROOT}")
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done
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REPO_ROOT=$(cd "${REPO_ROOT}/.." && pwd -P )
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fi
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if [[ -z ${TEMPLATES} ]]; then
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TEMPLATES="${REPO_ROOT}/utils/templates"
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fi
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if [[ -z "$CACHE" ]]; then
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CACHE="${REPO_ROOT}/cache"
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fi
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if [[ -z ${DIFF_CMD} ]]; then
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DIFF_CMD="diff -u"
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if command -v colordiff >/dev/null; then
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DIFF_CMD="colordiff -u"
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fi
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fi
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DOT_CONFIG="${DOT_CONFIG:-${REPO_ROOT}/.config.sh}"
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source_dot_config() {
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if [[ ! -e "${DOT_CONFIG}" ]]; then
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err_msg "configuration does not extsts at: ${DOT_CONFIG}"
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return 42
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fi
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# shellcheck disable=SC1090
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source "${DOT_CONFIG}"
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}
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sudo_or_exit() {
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# usage: sudo_or_exit
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if [ ! "$(id -u)" -eq 0 ]; then
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err_msg "this command requires root (sudo) privilege!" >&2
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exit 42
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fi
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}
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required_commands() {
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# usage: required_commands [cmd1 ...]
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local exit_val=0
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while [ -n "$1" ]; do
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if ! command -v "$1" &>/dev/null; then
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err_msg "missing command $1"
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exit_val=42
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fi
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shift
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done
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return $exit_val
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}
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# colors
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# ------
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# shellcheck disable=SC2034
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set_terminal_colors() {
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_colors=8
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_creset='\e[0m' # reset all attributes
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_Black='\e[0;30m'
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_White='\e[1;37m'
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_Red='\e[0;31m'
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_Green='\e[0;32m'
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_Yellow='\e[0;33m'
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_Blue='\e[0;34m'
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_Violet='\e[0;35m'
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_Cyan='\e[0;36m'
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_BBlack='\e[1;30m'
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_BWhite='\e[1;37m'
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_BRed='\e[1;31m'
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_BGreen='\e[1;32m'
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_BYellow='\e[1;33m'
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_BBlue='\e[1;34m'
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_BPurple='\e[1;35m'
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_BCyan='\e[1;36m'
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}
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if [ ! -p /dev/stdout ]; then
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set_terminal_colors
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fi
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# reST
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# ----
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if command -v fmt >/dev/null; then
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export FMT="fmt -u"
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else
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export FMT="cat"
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fi
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rst_title() {
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# usage: rst_title <header-text> [part|chapter|section]
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case ${2-chapter} in
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part) printf "\n${_BGreen}${1//?/=}${_creset}\n${_BCyan}${1}${_creset}\n${_BGreen}${1//?/=}${_creset}\n";;
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chapter) printf "\n${_BCyan}${1}${_creset}\n${_BGreen}${1//?/=}${_creset}\n";;
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section) printf "\n${_BCyan}${1}${_creset}\n${_BGreen}${1//?/-}${_creset}\n";;
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*)
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err_msg "invalid argument '${2}' in line $(caller)"
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return 42
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;;
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esac
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}
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rst_para() {
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# usage: RST_INDENT=1 rst_para "lorem ipsum ..."
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local prefix=''
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if [[ -n $RST_INDENT ]] && [[ $RST_INDENT -gt 0 ]]; then
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prefix="$(for i in $(seq 1 "$RST_INDENT"); do printf " "; done)"
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echo -en "\n$*\n" | $FMT | prefix_stdout "$prefix"
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else
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echo -en "\n$*\n" | $FMT
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fi
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}
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err_msg() { echo -e "${_BRed}ERROR:${_creset} $*" >&2; }
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warn_msg() { echo -e "${_BBlue}WARN:${_creset} $*" >&2; }
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info_msg() { echo -e "${_BYellow}INFO:${_creset} $*" >&2; }
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clean_stdin() {
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if [[ $(uname -s) != 'Darwin' ]]; then
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while read -r -n1 -t 0.1; do : ; done
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fi
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}
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wait_key(){
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# usage: waitKEY [<timeout in sec>]
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clean_stdin
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local _t=$1
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local msg="${MSG}"
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[[ -z "$msg" ]] && msg="${_Green}** press any [${_BCyan}KEY${_Green}] to continue **${_creset}"
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[[ -n $FORCE_TIMEOUT ]] && _t=$FORCE_TIMEOUT
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[[ -n $_t ]] && _t="-t $_t"
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printf "$msg"
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# shellcheck disable=SC2086
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read -r -s -n1 $_t
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echo
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clean_stdin
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}
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ask_yn() {
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# usage: ask_yn <prompt-text> [Ny|Yn] [<timeout in sec>]
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local EXIT_YES=0 # exit status 0 --> successful
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local EXIT_NO=1 # exit status 1 --> error code
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local _t=$3
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[[ -n $FORCE_TIMEOUT ]] && _t=$FORCE_TIMEOUT
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[[ -n $_t ]] && _t="-t $_t"
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case "${FORCE_SELECTION:-${2}}" in
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Y) return ${EXIT_YES} ;;
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N) return ${EXIT_NO} ;;
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Yn)
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local exit_val=${EXIT_YES}
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local choice="[${_BGreen}YES${_creset}/no]"
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local default="Yes"
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;;
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*)
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local exit_val=${EXIT_NO}
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local choice="[${_BGreen}NO${_creset}/yes]"
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local default="No"
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;;
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esac
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echo
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while true; do
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clean_stdin
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printf "$1 ${choice} "
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# shellcheck disable=SC2086
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read -r -n1 $_t
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if [[ -z $REPLY ]]; then
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printf "$default\n"; break
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elif [[ $REPLY =~ ^[Yy]$ ]]; then
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exit_val=${EXIT_YES}
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printf "\n"
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break
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elif [[ $REPLY =~ ^[Nn]$ ]]; then
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exit_val=${EXIT_NO}
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printf "\n"
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break
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fi
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_t=""
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err_msg "invalid choice"
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done
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clean_stdin
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return $exit_val
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}
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tee_stderr () {
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# usage::
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# tee_stderr 1 <<EOF | python -i
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# print("hello")
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# EOF
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# ...
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# >>> print("hello")
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# hello
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local _t="0";
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if [[ -n $1 ]] ; then _t="$1"; fi
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(while read -r line; do
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# shellcheck disable=SC2086
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sleep $_t
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echo -e "$line" >&2
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echo "$line"
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done)
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}
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prefix_stdout () {
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# usage: <cmd> | prefix_stdout [prefix]
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local prefix="${_BYellow}-->|${_creset}"
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if [[ -n $1 ]] ; then prefix="$1"; fi
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# shellcheck disable=SC2162
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(while IFS= read line; do
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echo -e "${prefix}$line"
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done)
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}
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append_line() {
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# usage: append_line <line> <file>
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#
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# Append line if not exists, create file if not exists. E.g::
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#
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# append_line 'source ~/.foo' ~/bashrc
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local LINE=$1
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local FILE=$2
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grep -qFs -- "$LINE" "$FILE" || echo "$LINE" >> "$FILE"
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}
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cache_download() {
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# usage: cache_download <url> <local-filename>
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local exit_value=0
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if [[ -n ${SUDO_USER} ]]; then
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sudo -u "${SUDO_USER}" mkdir -p "${CACHE}"
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else
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mkdir -p "${CACHE}"
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fi
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if [[ -f "${CACHE}/$2" ]] ; then
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info_msg "already cached: $1"
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info_msg " --> ${CACHE}/$2"
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fi
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if [[ ! -f "${CACHE}/$2" ]]; then
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info_msg "caching: $1"
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info_msg " --> ${CACHE}/$2"
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if [[ -n ${SUDO_USER} ]]; then
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sudo -u "${SUDO_USER}" wget --progress=bar -O "${CACHE}/$2" "$1" ; exit_value=$?
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else
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wget --progress=bar -O "${CACHE}/$2" "$1" ; exit_value=$?
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fi
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if [[ ! $exit_value = 0 ]]; then
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err_msg "failed to download: $1"
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fi
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fi
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}
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backup_file() {
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# usage: backup_file /path/to/file.foo
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local stamp
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stamp=$(date +"_%Y%m%d_%H%M%S")
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info_msg "create backup: ${1}${stamp}"
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cp -a "${1}" "${1}${stamp}"
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}
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choose_one() {
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# usage:
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#
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# DEFAULT_SELECT= 2 \
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# choose_one <name> "your selection?" "Coffee" "Coffee with milk"
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local default=${DEFAULT_SELECT-1}
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local REPLY
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local env_name=$1 && shift
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local choice=$1;
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local max="${#@}"
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local _t
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[[ -n $FORCE_TIMEOUT ]] && _t=$FORCE_TIMEOUT
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[[ -n $_t ]] && _t="-t $_t"
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list=("$@")
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echo -e "${_BGreen}Menu::${_creset}"
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for ((i=1; i<= $((max -1)); i++)); do
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if [[ "$i" == "$default" ]]; then
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echo -e " ${_BGreen}$i.${_creset}) ${list[$i]} [default]"
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else
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echo -e " $i.) ${list[$i]}"
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fi
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done
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while true; do
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clean_stdin
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printf "$1 [${_BGreen}$default${_creset}] "
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if (( 10 > max )); then
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# shellcheck disable=SC2086
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read -r -n1 $_t
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else
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# shellcheck disable=SC2086,SC2229
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read -r $_t
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fi
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# selection fits
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[[ $REPLY =~ ^-?[0-9]+$ ]] && (( REPLY > 0 )) && (( REPLY < max )) && break
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# take default
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[[ -z $REPLY ]] && REPLY=$default && break
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_t=""
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err_msg "invalid choice"
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done
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eval "$env_name"='${list[${REPLY}]}'
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echo
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clean_stdin
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}
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install_template() {
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# usage:
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#
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# install_template [--no-eval] [--variant=<name>] \
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# {file} [{owner} [{group} [{chmod}]]]
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#
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# E.g. the origin of variant 'raw' of /etc/updatedb.conf is::
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#
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# ${TEMPLATES}/etc/updatedb.conf:raw
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#
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# To install variant 'raw' of /etc/updatedb.conf without evaluated
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# replacements you can use::
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#
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# install_template --variant=raw --no-eval \
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# /etc/updatedb.conf root root 644
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local _reply=""
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local do_eval=1
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local variant=""
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local pos_args=("$0")
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for i in "$@"; do
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case $i in
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--no-eval) do_eval=0; shift ;;
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--variant=*) variant=":${i#*=}"; shift ;;
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*) pos_args+=("$i") ;;
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esac
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done
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local dst="${pos_args[1]}"
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local template_origin="${TEMPLATES}${dst}${variant}"
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local template_file="${TEMPLATES}${dst}"
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local owner="${pos_args[2]-$(id -un)}"
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local group="${pos_args[3]-$(id -gn)}"
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local chmod="${pos_args[4]-644}"
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info_msg "install (eval=$do_eval): ${dst}"
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[[ -n $variant ]] && info_msg "variant: ${variant}"
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if [[ ! -f "${template_origin}" ]] ; then
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err_msg "${template_origin} does not exists"
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err_msg "... can't install $dst"
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wait_key 30
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return 42
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fi
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if [[ "$do_eval" == "1" ]]; then
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template_file="${CACHE}${dst}${variant}"
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info_msg "BUILD template ${template_file}"
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if [[ -n ${SUDO_USER} ]]; then
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sudo -u "${SUDO_USER}" mkdir -p "$(dirname "${template_file}")"
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else
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mkdir -p "$(dirname "${template_file}")"
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fi
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# shellcheck disable=SC2086
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eval "echo \"$(cat ${template_origin})\"" > "${template_file}"
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if [[ -n ${SUDO_USER} ]]; then
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chown "${SUDO_USER}:${SUDO_USER}" "${template_file}"
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fi
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else
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template_file=$template_origin
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fi
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mkdir -p "$(dirname "${dst}")"
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if [[ ! -f "${dst}" ]]; then
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info_msg "install: ${template_file}"
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sudo -H install -v -o "${owner}" -g "${group}" -m "${chmod}" \
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"${template_file}" "${dst}" | prefix_stdout
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return $?
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fi
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if [[ -f "${dst}" ]] && cmp --silent "${template_file}" "${dst}" ; then
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info_msg "file ${dst} allready installed"
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return 0
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fi
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info_msg "diffrent file ${dst} allready exists on this host"
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while true; do
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choose_one _reply "choose next step with file $dst" \
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"replace file" \
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"leave file unchanged" \
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"interactiv shell" \
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"diff files"
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case $_reply in
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"replace file")
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info_msg "install: ${template_file}"
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sudo -H install -v -o "${owner}" -g "${group}" -m "${chmod}" \
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"${template_file}" "${dst}" | prefix_stdout
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break
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;;
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"leave file unchanged")
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break
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;;
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"interactiv shell")
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echo "// edit ${dst} to your needs"
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echo -e "// exit with [${_BCyan}CTRL-D${_creset}]"
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sudo -H -u "${owner}" -i
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$DIFF_CMD "${dst}" "${template_file}"
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echo
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echo "${_BBlack}did you edit file ...${_creset}"
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printf " ${template_file}"
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if ask_yn "... to your needs?"; then
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break
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fi
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;;
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"diff files")
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$DIFF_CMD "${dst}" "${template_file}" | prefix_stdout
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esac
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done
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}
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service_is_available() {
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# usage: service_is_available <URL>
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local URL="$1"
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if [[ -z $URL ]]; then
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err_msg "service_is_available: missing arguments"
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return 42
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fi
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http_code=$(curl -H 'Cache-Control: no-cache' \
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--silent -o /dev/null --head --write-out '%{http_code}' --insecure \
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"${URL}")
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exit_val=$?
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if [[ $exit_val = 0 ]]; then
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info_msg "got $http_code from ${URL}"
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fi
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case "$http_code" in
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404|410|423) exit_val=$http_code;;
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esac
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return "$exit_val"
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}
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|
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# golang
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# ------
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go_is_available() {
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# usage: go_is_available $SERVICE_USER && echo "go is installed!"
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sudo -i -u "${1}" which go &>/dev/null
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}
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install_go() {
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# usage: install_go "${GO_PKG_URL}" "${GO_TAR}" "${SERVICE_USER}"
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local _svcpr=" ${_Yellow}|${3}|${_creset} "
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rst_title "Install Go in user's HOME" section
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rst_para "download and install go binary .."
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cache_download "${1}" "${2}"
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tee_stderr 0.1 <<EOF | sudo -i -u "${3}" | prefix_stdout "$_svcpr"
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echo \$PATH
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echo \$GOPATH
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mkdir -p \$HOME/local
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rm -rf \$HOME/local/go
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tar -C \$HOME/local -xzf ${CACHE}/${2}
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EOF
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sudo -i -u "${3}" <<EOF | prefix_stdout
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! which go >/dev/null && echo "ERROR - Go Installation not found in PATH!?!"
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which go >/dev/null && go version && echo "congratulations -- Go installation OK :)"
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EOF
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}
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|
|
# system accounts
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|
# ---------------
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|
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service_account_is_available() {
|
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|
|
# usage: service_account_is_available "$SERVICE_USER" && echo "OK"
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|
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sudo -i -u "$1" echo \$HOME &>/dev/null
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}
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drop_service_account() {
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|
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# usage: drop_service_account "${SERVICE_USER}"
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|
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rst_title "Drop ${1} HOME" section
|
|
if ask_yn "Do you really want to drop ${1} home folder?"; then
|
|
userdel -r -f "${1}" 2>&1 | prefix_stdout
|
|
else
|
|
rst_para "Leave HOME folder $(du -sh "${1}") unchanged."
|
|
fi
|
|
}
|
|
|
|
interactive_shell(){
|
|
|
|
# usage: interactive_shell "${SERVICE_USER}"
|
|
|
|
echo -e "// exit with [${_BCyan}CTRL-D${_creset}]"
|
|
sudo -H -u "${1}" -i
|
|
}
|
|
|
|
|
|
# systemd
|
|
# -------
|
|
|
|
SYSTEMD_UNITS="${SYSTEMD_UNITS:-/lib/systemd/system}"
|
|
|
|
systemd_install_service() {
|
|
|
|
# usage: systemd_install_service "${SERVICE_NAME}" "${SERVICE_SYSTEMD_UNIT}"
|
|
|
|
rst_title "Install System-D Unit ${1}" section
|
|
echo
|
|
install_template "${2}" root root 644
|
|
wait_key
|
|
systemd_activate_service "${1}"
|
|
}
|
|
|
|
systemd_remove_service() {
|
|
|
|
# usage: systemd_remove_service "${SERVICE_NAME}" "${SERVICE_SYSTEMD_UNIT}"
|
|
|
|
if ! ask_yn "Do you really want to deinstall systemd unit ${1}?"; then
|
|
return 42
|
|
fi
|
|
systemd_deactivate_service "${1}"
|
|
rm "${2}" 2>&1 | prefix_stdout
|
|
}
|
|
|
|
systemd_activate_service() {
|
|
|
|
# usage: systemd_activate_service "${SERVICE_NAME}"
|
|
|
|
rst_title "Activate ${1} (service)" section
|
|
echo
|
|
tee_stderr <<EOF | bash 2>&1
|
|
systemctl enable ${1}.service
|
|
systemctl restart ${1}.service
|
|
EOF
|
|
tee_stderr <<EOF | bash 2>&1
|
|
systemctl status --no-pager ${1}.service
|
|
EOF
|
|
}
|
|
|
|
systemd_deactivate_service() {
|
|
|
|
# usage: systemd_deactivate_service "${SERVICE_NAME}"
|
|
|
|
rst_title "De-Activate ${1} (service)" section
|
|
echo
|
|
tee_stderr <<EOF | bash 2>&1 | prefix_stdout
|
|
systemctl stop ${1}.service
|
|
systemctl disable ${1}.service
|
|
EOF
|
|
}
|
|
|
|
systemd_restart_service() {
|
|
|
|
# usage: systemd_restart_service "${SERVICE_NAME}"
|
|
|
|
rst_title "Restart ${1} (service)" section
|
|
echo
|
|
tee_stderr <<EOF | bash 2>&1
|
|
systemctl restart ${1}.service
|
|
EOF
|
|
tee_stderr <<EOF | bash 2>&1
|
|
systemctl status --no-pager ${1}.service
|
|
EOF
|
|
}
|
|
|
|
|
|
# Apache
|
|
# ------
|
|
|
|
# FIXME: Arch Linux & RHEL should be added
|
|
|
|
if [[ -z "${APACHE_SITES_AVAILABE}" ]]; then
|
|
APACHE_SITES_AVAILABE="/etc/apache2/sites-available"
|
|
fi
|
|
|
|
apache_is_installed() {
|
|
(command -v apachectl \
|
|
&& command -v a2ensite \
|
|
&& command -v a2dissite ) &>/dev/null
|
|
}
|
|
|
|
apache_reload() {
|
|
|
|
info_msg "reload apache .."
|
|
echo
|
|
sudo -H apachectl configtest
|
|
sudo -H service apache2 force-reload
|
|
}
|
|
|
|
apache_install_site() {
|
|
|
|
# usage: apache_install_site [<template option> ...] <mysite.conf>
|
|
#
|
|
# <template option>: see install_template
|
|
|
|
local template_opts=()
|
|
local pos_args=("$0")
|
|
|
|
for i in "$@"; do
|
|
case $i in
|
|
-*) template_opts+=("$i");;
|
|
*) pos_args+=("$i");;
|
|
esac
|
|
done
|
|
|
|
install_template "${template_opts[@]}" \
|
|
"${APACHE_SITES_AVAILABE}/${pos_args[1]}" \
|
|
root root 644
|
|
|
|
apache_enable_site "${pos_args[1]}"
|
|
info_msg "installed apache site: ${pos_args[1]}"
|
|
}
|
|
|
|
apache_remove_site() {
|
|
|
|
# usage: apache_remove_site <mysite.conf>
|
|
|
|
info_msg "remove apache site: $1"
|
|
apache_dissable_site "$1"
|
|
rm -f "${APACHE_SITES_AVAILABE}/$1"
|
|
}
|
|
|
|
apache_enable_site() {
|
|
|
|
# usage: apache_enable_site <mysite.conf>
|
|
|
|
info_msg "enable apache site: $1"
|
|
sudo -H a2ensite -q "$1"
|
|
apache_reload
|
|
}
|
|
|
|
apache_dissable_site() {
|
|
|
|
# usage: apache_disable_site <mysite.conf>
|
|
|
|
info_msg "disable apache site: $1"
|
|
sudo -H a2dissite -q "$1"
|
|
apache_reload
|
|
}
|
|
|
|
# uWSGI
|
|
# -----
|
|
|
|
uWSGI_SETUP="${uWSGI_SETUP:=/etc/uwsgi}"
|
|
uWSGI_USER=
|
|
uWSGI_GROUP=
|
|
|
|
# How distros manage uWSGI apps is very different. From uWSGI POV read:
|
|
# - https://uwsgi-docs.readthedocs.io/en/latest/Management.html
|
|
|
|
uWSGI_distro_setup() {
|
|
case $DIST_ID-$DIST_VERS in
|
|
ubuntu-*|debian-*)
|
|
# init.d --> /usr/share/doc/uwsgi/README.Debian.gz
|
|
# For uWSGI debian uses the LSB init process, this might be changed
|
|
# one day, see https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=833067
|
|
uWSGI_APPS_AVAILABLE="${uWSGI_SETUP}/apps-available"
|
|
uWSGI_APPS_ENABLED="${uWSGI_SETUP}/apps-enabled"
|
|
;;
|
|
arch-*)
|
|
# systemd --> /usr/lib/systemd/system/uwsgi@.service
|
|
# For uWSGI archlinux uses systemd template units, see
|
|
# - http://0pointer.de/blog/projects/instances.html
|
|
# - https://uwsgi-docs.readthedocs.io/en/latest/Systemd.html#one-service-per-app-in-systemd
|
|
uWSGI_APPS_AVAILABLE="${uWSGI_SETUP}/apps-archlinux"
|
|
uWSGI_APPS_ENABLED="${uWSGI_SETUP}"
|
|
;;
|
|
fedora-*)
|
|
# systemd --> /usr/lib/systemd/system/uwsgi.service
|
|
# The unit file starts uWSGI in emperor mode (/etc/uwsgi.ini), see
|
|
# - https://uwsgi-docs.readthedocs.io/en/latest/Emperor.html
|
|
uWSGI_APPS_AVAILABLE="${uWSGI_SETUP}/apps-available"
|
|
uWSGI_APPS_ENABLED="${uWSGI_SETUP}.d"
|
|
uWSGI_USER="uwsgi"
|
|
uWSGI_GROUP="uwsgi"
|
|
;;
|
|
*)
|
|
info_msg "$DIST_ID-$DIST_VERS: uWSGI not yet implemented"
|
|
;;
|
|
esac
|
|
}
|
|
|
|
uWSGI_distro_setup
|
|
|
|
uWSGI_restart() {
|
|
|
|
# usage: uWSGI_restart() <myapp.ini>
|
|
|
|
local CONF="$1"
|
|
if [[ -z $CONF ]]; then
|
|
err_msg "uWSGI_restart: missing arguments"
|
|
return 42
|
|
fi
|
|
|
|
info_msg "restart uWSGI service"
|
|
|
|
case $DIST_ID-$DIST_VERS in
|
|
ubuntu-*|debian-*)
|
|
# the 'service' method seems broken in that way, that it (re-)starts
|
|
# the whole uwsgi process.
|
|
service uwsgi restart "${CONF%.*}"
|
|
;;
|
|
arch-*)
|
|
# restart systemd template instance
|
|
if uWSGI_app_available "${CONF}"; then
|
|
systemctl restart "uwsgi@${CONF%.*}"
|
|
else
|
|
info_msg "in systemd template mode: ${CONF} not installed (nothing to restart)"
|
|
fi
|
|
;;
|
|
fedora-*)
|
|
# in emperor mode, just touch the file to restart
|
|
if uWSGI_app_enabled "${CONF}"; then
|
|
touch "${uWSGI_APPS_ENABLED}/${CONF}"
|
|
else
|
|
info_msg "in uWSGI emperor mode: ${CONF} not installed (nothing to restart)"
|
|
fi
|
|
;;
|
|
*)
|
|
err_msg "$DIST_ID-$DIST_VERS: uWSGI not yet implemented"
|
|
return 42
|
|
;;
|
|
esac
|
|
}
|
|
|
|
uWSGI_app_available() {
|
|
# usage: uWSGI_app_available <myapp.ini>
|
|
local CONF="$1"
|
|
if [[ -z $CONF ]]; then
|
|
err_msg "uWSGI_app_available: missing arguments"
|
|
return 42
|
|
fi
|
|
[[ -f "${uWSGI_APPS_AVAILABLE}/${CONF}" ]]
|
|
}
|
|
|
|
uWSGI_install_app() {
|
|
|
|
# usage: uWSGI_install_app [<template option> ...] <myapp.ini>
|
|
#
|
|
# <template option>: see install_template
|
|
|
|
local pos_args=("$0")
|
|
|
|
for i in "$@"; do
|
|
case $i in
|
|
-*) template_opts+=("$i");;
|
|
*) pos_args+=("$i");;
|
|
esac
|
|
done
|
|
mkdir -p "${uWSGI_APPS_AVAILABLE}"
|
|
install_template "${template_opts[@]}" \
|
|
"${uWSGI_APPS_AVAILABLE}/${pos_args[1]}" \
|
|
root root 644
|
|
uWSGI_enable_app "${pos_args[1]}"
|
|
uWSGI_restart "${pos_args[1]}"
|
|
info_msg "uWSGI app: ${pos_args[1]} is installed"
|
|
}
|
|
|
|
uWSGI_remove_app() {
|
|
|
|
# usage: uWSGI_remove_app <myapp.ini>
|
|
|
|
local CONF="$1"
|
|
info_msg "remove uWSGI app: ${CONF}"
|
|
uWSGI_disable_app "${CONF}"
|
|
uWSGI_restart "${CONF}"
|
|
rm -f "${uWSGI_APPS_AVAILABLE}/${CONF}"
|
|
}
|
|
|
|
uWSGI_app_enabled() {
|
|
# usage: uWSGI_app_enabled <myapp.ini>
|
|
|
|
local CONF="$1"
|
|
local exit_val=0
|
|
if [[ -z $CONF ]]; then
|
|
err_msg "uWSGI_app_enabled: missing arguments"
|
|
return 42
|
|
fi
|
|
case $DIST_ID-$DIST_VERS in
|
|
ubuntu-*|debian-*)
|
|
[[ -f "${uWSGI_APPS_ENABLED}/${CONF}" ]]
|
|
exit_val=$?
|
|
;;
|
|
arch-*)
|
|
systemctl -q is-enabled "uwsgi@${CONF%.*}"
|
|
exit_val=$?
|
|
;;
|
|
fedora-*)
|
|
[[ -f "${uWSGI_APPS_ENABLED}/${CONF}" ]]
|
|
exit_val=$?
|
|
;;
|
|
*)
|
|
# FIXME
|
|
err_msg "$DIST_ID-$DIST_VERS: uWSGI not yet implemented"
|
|
exit_val=1
|
|
;;
|
|
esac
|
|
return $exit_val
|
|
}
|
|
|
|
# shellcheck disable=SC2164
|
|
uWSGI_enable_app() {
|
|
|
|
# usage: uWSGI_enable_app <myapp.ini>
|
|
|
|
local CONF="$1"
|
|
|
|
if [[ -z $CONF ]]; then
|
|
err_msg "uWSGI_enable_app: missing arguments"
|
|
return 42
|
|
fi
|
|
|
|
case $DIST_ID-$DIST_VERS in
|
|
ubuntu-*|debian-*)
|
|
mkdir -p "${uWSGI_APPS_ENABLED}"
|
|
rm -f "${uWSGI_APPS_ENABLED}/${CONF}"
|
|
ln -s "${uWSGI_APPS_AVAILABLE}/${CONF}" "${uWSGI_APPS_ENABLED}/${CONF}"
|
|
info_msg "enabled uWSGI app: ${CONF} (restart required)"
|
|
;;
|
|
arch-*)
|
|
mkdir -p "${uWSGI_APPS_ENABLED}"
|
|
rm -f "${uWSGI_APPS_ENABLED}/${CONF}"
|
|
ln -s "${uWSGI_APPS_AVAILABLE}/${CONF}" "${uWSGI_APPS_ENABLED}/${CONF}"
|
|
systemctl enable "uwsgi@${CONF%.*}"
|
|
info_msg "enabled uWSGI app: ${CONF} (restart required)"
|
|
;;
|
|
fedora-*)
|
|
mkdir -p "${uWSGI_APPS_ENABLED}"
|
|
rm -f "${uWSGI_APPS_ENABLED}/${CONF}"
|
|
ln -s "${uWSGI_APPS_AVAILABLE}/${CONF}" "${uWSGI_APPS_ENABLED}/${CONF}"
|
|
chown "${uWSGI_USER}:${uWSGI_GROUP}" "${uWSGI_APPS_ENABLED}/${CONF}"
|
|
info_msg "enabled uWSGI app: ${CONF}"
|
|
;;
|
|
*)
|
|
# FIXME
|
|
err_msg "$DIST_ID-$DIST_VERS: uWSGI not yet implemented"
|
|
;;
|
|
esac
|
|
}
|
|
|
|
uWSGI_disable_app() {
|
|
|
|
# usage: uWSGI_disable_app <myapp.ini>
|
|
|
|
local CONF="$1"
|
|
if [[ -z $CONF ]]; then
|
|
err_msg "uWSGI_disable_app: missing arguments"
|
|
return 42
|
|
fi
|
|
|
|
case $DIST_ID-$DIST_VERS in
|
|
ubuntu-*|debian-*)
|
|
service uwsgi stop "${CONF%.*}"
|
|
rm -f "${uWSGI_APPS_ENABLED}/${CONF}"
|
|
info_msg "disabled uWSGI app: ${CONF} (restart uWSGI required)"
|
|
;;
|
|
arch-*)
|
|
systemctl stop "uwsgi@${CONF%.*}"
|
|
systemctl disable "uwsgi@${CONF%.*}"
|
|
rm -f "${uWSGI_APPS_ENABLED}/${CONF}"
|
|
;;
|
|
fedora-*)
|
|
# in emperor mode, just remove the app.ini file
|
|
rm -f "${uWSGI_APPS_ENABLED}/${CONF}"
|
|
;;
|
|
*)
|
|
# FIXME
|
|
err_msg "$DIST_ID-$DIST_VERS: uWSGI not yet implemented"
|
|
;;
|
|
esac
|
|
}
|
|
|
|
# distro's package manager
|
|
# ------------------------
|
|
|
|
pkg_install() {
|
|
|
|
# usage: TITEL='install foobar' pkg_install foopkg barpkg
|
|
|
|
rst_title "${TITLE:-installation of packages}" section
|
|
echo -e "\npackage(s)::\n"
|
|
# shellcheck disable=SC2068
|
|
echo " " $@ | $FMT
|
|
|
|
if ! ask_yn "Should packages be installed?" Yn 30; then
|
|
return 42
|
|
fi
|
|
case $DIST_ID in
|
|
ubuntu|debian)
|
|
# shellcheck disable=SC2068
|
|
apt-get install -m -y $@
|
|
;;
|
|
arch)
|
|
# shellcheck disable=SC2068
|
|
pacman -Sy --noconfirm $@
|
|
;;
|
|
fedora)
|
|
# shellcheck disable=SC2068
|
|
dnf install -y $@
|
|
;;
|
|
esac
|
|
}
|
|
|
|
pkg_remove() {
|
|
|
|
# usage: TITEL='remove foobar' pkg_remove foopkg barpkg
|
|
|
|
rst_title "${TITLE:-remove packages}" section
|
|
echo -e "\npackage(s)::\n"
|
|
# shellcheck disable=SC2068
|
|
echo " " $@ | $FMT
|
|
|
|
if ! ask_yn "Should packages be removed (purge)?" Yn 30; then
|
|
return 42
|
|
fi
|
|
case $DIST_ID in
|
|
ubuntu|debian)
|
|
# shellcheck disable=SC2068
|
|
apt-get purge --autoremove --ignore-missing -y $@
|
|
;;
|
|
arch)
|
|
# shellcheck disable=SC2068
|
|
pacman -R --noconfirm $@
|
|
;;
|
|
fedora)
|
|
# shellcheck disable=SC2068
|
|
dnf remove -y $@
|
|
;;
|
|
esac
|
|
}
|
|
|
|
pkg_is_installed() {
|
|
|
|
# usage: pkg_is_install foopkg || pkg_install foopkg
|
|
|
|
case $DIST_ID in
|
|
ubuntu|debian)
|
|
dpkg -l "$1" &> /dev/null
|
|
return $?
|
|
;;
|
|
arch)
|
|
pacman -Qsq "$1" &> /dev/null
|
|
return $?
|
|
;;
|
|
fedora)
|
|
dnf list -q --installed "$1" &> /dev/null
|
|
return $?
|
|
;;
|
|
esac
|
|
}
|
|
|
|
# git tooling
|
|
# -----------
|
|
|
|
# shellcheck disable=SC2164
|
|
git_clone() {
|
|
|
|
# usage:
|
|
#
|
|
# git_clone <url> <name> [<branch> [<user>]]
|
|
# git_clone <url> <path> [<branch> [<user>]]
|
|
#
|
|
# First form uses $CACHE/<name> as destination folder, second form clones
|
|
# into <path>. If repository is allready cloned, pull from <branch> and
|
|
# update working tree (if needed, the caller has to stash local changes).
|
|
#
|
|
# git clone https://github.com/asciimoo/searx searx-src origin/master searxlogin
|
|
#
|
|
|
|
local url="$1"
|
|
local dest="$2"
|
|
local branch="$3"
|
|
local user="$4"
|
|
local bash_cmd="bash"
|
|
local remote="origin"
|
|
|
|
if [[ ! "${dest:0:1}" = "/" ]]; then
|
|
dest="$CACHE/$dest"
|
|
fi
|
|
|
|
[[ -z $branch ]] && branch=master
|
|
[[ -z $user ]] && [[ -n "${SUDO_USER}" ]] && user="${SUDO_USER}"
|
|
[[ -n $user ]] && bash_cmd="sudo -H -u $user -i"
|
|
|
|
if [[ -d "${dest}" ]] ; then
|
|
info_msg "already cloned: $dest"
|
|
tee_stderr 0.1 <<EOF | $bash_cmd 2>&1 | prefix_stdout " ${_Yellow}|$user|${_creset} "
|
|
cd "${dest}"
|
|
git checkout -m -B "$branch" --track "$remote/$branch"
|
|
git pull --all
|
|
EOF
|
|
else
|
|
info_msg "clone into: $dest"
|
|
tee_stderr 0.1 <<EOF | $bash_cmd 2>&1 | prefix_stdout " ${_Yellow}|$user|${_creset} "
|
|
mkdir -p "$(dirname "$dest")"
|
|
cd "$(dirname "$dest")"
|
|
git clone --branch "$branch" --origin "$remote" "$url" "$(basename "$dest")"
|
|
EOF
|
|
fi
|
|
}
|
|
|
|
# containers
|
|
# ----------
|
|
|
|
in_container() {
|
|
# Test if shell runs in a container.
|
|
#
|
|
# usage: in_container && echo "process running inside a LXC container"
|
|
# in_container || echo "process is not running inside a LXC container"
|
|
#
|
|
# sudo_or_exit
|
|
# hint: Reads init process environment, therefore root access is required!
|
|
# to be safe, take a look at the environment of process 1 (/sbin/init)
|
|
# grep -qa 'container=lxc' /proc/1/environ
|
|
|
|
# see lxc_init_container
|
|
[[ -f /.lxcenv ]]
|
|
}
|
|
|
|
LXC_ENV_FOLDER=
|
|
if in_container; then
|
|
# shellcheck disable=SC2034
|
|
LXC_ENV_FOLDER="lxc/$(hostname)/"
|
|
fi
|
|
|
|
lxc_init_container() {
|
|
|
|
# Create a /.lxcenv file in the root folder. Call this once after container
|
|
# is inital started.
|
|
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# usage: lxc_create_root_dot_lxcenv <name>
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|
|
|
info_msg "create /.lxcenv in container $1"
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|
cat <<EOF | lxc exec "${1}" -- bash | prefix_stdout "[${_BBlue}${1}${_creset}] "
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|
touch "/.lxcenv"
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|
ls -l "/.lxcenv"
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|
EOF
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|
}
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|
|
|
# apt packages
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|
LXC_BASE_PACKAGES_debian="bash git build-essential python3 virtualenv"
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|
|
|
# pacman packages
|
|
LXC_BASE_PACKAGES_arch="bash git base-devel python python-virtualenv"
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|
|
|
# dnf packages
|
|
LXC_BASE_PACKAGES_fedora="bash git @development-tools python virtualenv"
|
|
|
|
case $DIST_ID in
|
|
ubuntu|debian) LXC_BASE_PACKAGES="${LXC_BASE_PACKAGES_debian}" ;;
|
|
arch) LXC_BASE_PACKAGES="${LXC_BASE_PACKAGES_arch}" ;;
|
|
fedora) LXC_BASE_PACKAGES="${LXC_BASE_PACKAGES_fedora}" ;;
|
|
*) err_msg "$DIST_ID-$DIST_VERS: pkg_install LXC_BASE_PACKAGES not yet implemented" ;;
|
|
esac
|
|
|
|
lxc_install_base_packages() {
|
|
info_msg "install LXC_BASE_PACKAGES in container $1"
|
|
pkg_install "${LXC_BASE_PACKAGES}"
|
|
}
|
|
|
|
lxc_exists(){
|
|
|
|
# usage: lxc_exists <name> || echo "container <name> does not exists"
|
|
|
|
lxc info "$1" &>/dev/null
|
|
}
|
|
|
|
lxc_image_exists(){
|
|
# usage: lxc_image_exists <alias> || echo "image <alias> does locally not exists"
|
|
|
|
lxc image info "local:$1" &>/dev/null
|
|
|
|
}
|
|
|
|
lxc_delete_container() {
|
|
|
|
# usage: lxc_delete_container <container-name>
|
|
|
|
if lxc info "$1" &>/dev/null; then
|
|
info_msg "stop & delete instance ${_BBlue}${1}${_creset}"
|
|
lxc stop "$1" &>/dev/null
|
|
lxc delete "$1" | prefix_stdout
|
|
else
|
|
warn_msg "instance '$1' does not exist / can't delete :o"
|
|
fi
|
|
}
|
|
|
|
lxc_delete_local_image() {
|
|
|
|
# usage: lxc_delete_local_image <container-name>
|
|
|
|
info_msg "delete image 'local:$i'"
|
|
lxc image delete "local:$i"
|
|
}
|
|
|
|
|
|
# IP
|
|
# --
|
|
|
|
global_IPs(){
|
|
# usage: global_IPS
|
|
#
|
|
# print list of host's SCOPE global addresses and adapters e.g::
|
|
#
|
|
# $ global_IPs
|
|
# enp4s0|192.168.1.127
|
|
# lxdbr0|10.246.86.1
|
|
# lxdbr0|fd42:8c58:2cd:b73f::1
|
|
|
|
ip -o addr show | sed -nr 's/[0-9]*:\s*([a-z0-9]*).*inet[6]?\s*([a-z0-9.:]*).*scope global.*/\1|\2/p'
|
|
}
|