mirror of https://github.com/searx/searx
262 lines
6.6 KiB
Bash
Executable File
262 lines
6.6 KiB
Bash
Executable File
#!/usr/bin/env bash
|
|
# -*- coding: utf-8; mode: sh -*-
|
|
# shellcheck disable=SC2119
|
|
|
|
# shellcheck source=utils/lib.sh
|
|
source "$(dirname "${BASH_SOURCE[0]}")/lib.sh"
|
|
|
|
# ----------------------------------------------------------------------------
|
|
# config
|
|
# ----------------------------------------------------------------------------
|
|
|
|
FILTRON_ETC="/etc/filtron"
|
|
|
|
FILTRON_RULES="$FILTRON_ETC/rules.json"
|
|
FILTRON_API="127.0.0.1:4005"
|
|
FILTRON_LISTEN="127.0.0.1:4004"
|
|
FILTRON_TARGET="127.0.0.1:8888"
|
|
|
|
SERVICE_NAME="filtron"
|
|
SERVICE_USER="${SERVICE_NAME}"
|
|
SERVICE_HOME="/home/${SERVICE_USER}"
|
|
SERVICE_SYSTEMD_UNIT="${SYSTEMD_UNITS}/${SERVICE_NAME}.service"
|
|
|
|
# shellcheck disable=SC2034
|
|
SERVICE_GROUP="${SERVICE_USER}"
|
|
|
|
GO_ENV="${SERVICE_HOME}/.go_env"
|
|
GO_PKG_URL="https://dl.google.com/go/go1.13.5.linux-amd64.tar.gz"
|
|
GO_TAR=$(basename "$GO_PKG_URL")
|
|
|
|
CONFIG_FILES=(
|
|
"${FILTRON_RULES}"
|
|
"${SERVICE_SYSTEMD_UNIT}"
|
|
)
|
|
|
|
# ----------------------------------------------------------------------------
|
|
usage(){
|
|
# ----------------------------------------------------------------------------
|
|
|
|
# shellcheck disable=SC1117
|
|
cat <<EOF
|
|
|
|
usage:
|
|
|
|
$(basename "$0") shell
|
|
$(basename "$0") install [all|user]
|
|
$(basename "$0") remove [all]
|
|
$(basename "$0") activate [service]
|
|
$(basename "$0") deactivate [service]
|
|
$(basename "$0") show [service]
|
|
|
|
shell
|
|
start interactive shell from user ${SERVICE_USER}
|
|
install / remove all
|
|
complete setup of filtron service
|
|
activate
|
|
activate and start service daemon (systemd unit)
|
|
deactivate service
|
|
stop and deactivate service daemon (systemd unit)
|
|
install user
|
|
add service user '$SERVICE_USER' at $SERVICE_HOME
|
|
show service
|
|
show service status and log
|
|
EOF
|
|
[ ! -z ${1+x} ] && echo -e "$1"
|
|
}
|
|
|
|
main(){
|
|
rst_title "$SERVICE_NAME" part
|
|
|
|
local _usage="ERROR: unknown or missing $1 command $2"
|
|
|
|
case $1 in
|
|
--source-only) ;;
|
|
-h|--help) usage; exit 0;;
|
|
|
|
shell)
|
|
sudo_or_exit
|
|
interactive_shell
|
|
;;
|
|
show)
|
|
case $2 in
|
|
service)
|
|
sudo_or_exit
|
|
show_service
|
|
;;
|
|
*) usage "$_usage"; exit 42;;
|
|
esac ;;
|
|
install)
|
|
sudo_or_exit
|
|
case $2 in
|
|
all) install_all ;;
|
|
user) assert_user ;;
|
|
*) usage "$_usage"; exit 42;;
|
|
esac ;;
|
|
remove)
|
|
sudo_or_exit
|
|
case $2 in
|
|
all) remove_all;;
|
|
user) remove_user ;;
|
|
*) usage "$_usage"; exit 42;;
|
|
esac ;;
|
|
activate)
|
|
sudo_or_exit
|
|
case $2 in
|
|
service) activate_service ;;
|
|
*) usage "$_usage"; exit 42;;
|
|
esac ;;
|
|
deactivate)
|
|
sudo_or_exit
|
|
case $2 in
|
|
service) deactivate_service ;;
|
|
*) usage "$_usage"; exit 42;;
|
|
esac ;;
|
|
*) usage "ERROR: unknown or missing command $1"; exit 42;;
|
|
esac
|
|
}
|
|
|
|
install_all() {
|
|
rst_title "Install $SERVICE_NAME (service)"
|
|
assert_user
|
|
wait_key
|
|
install_go
|
|
wait_key
|
|
install_filtron
|
|
wait_key
|
|
install_service
|
|
wait_key
|
|
}
|
|
|
|
remove_all() {
|
|
rst_title "De-Install $SERVICE_NAME (service)"
|
|
remove_service
|
|
wait_key
|
|
remove_user
|
|
rm -r "$FILTRON_ETC" 2>&1 | prefix_stdout
|
|
wait_key
|
|
}
|
|
|
|
install_service() {
|
|
rst_title "Install System-D Unit ${SERVICE_NAME}.service" section
|
|
echo
|
|
install_template ${SERVICE_SYSTEMD_UNIT} root root 644
|
|
wait_key
|
|
activate_service
|
|
}
|
|
|
|
remove_service() {
|
|
if ! ask_yn "Do you really want to deinstall $SERVICE_NAME?"; then
|
|
return
|
|
fi
|
|
deactivate_service
|
|
rm "${SERVICE_SYSTEMD_UNIT}" 2>&1 | prefix_stdout
|
|
}
|
|
|
|
activate_service () {
|
|
rst_title "Activate $SERVICE_NAME (service)" section
|
|
echo
|
|
tee_stderr <<EOF | bash 2>&1 | prefix_stdout
|
|
systemctl enable $SERVICE_NAME.service
|
|
systemctl restart $SERVICE_NAME.service
|
|
EOF
|
|
tee_stderr <<EOF | bash 2>&1 | prefix_stdout
|
|
systemctl status $SERVICE_NAME.service
|
|
EOF
|
|
}
|
|
|
|
deactivate_service () {
|
|
rst_title "De-Activate $SERVICE_NAME (service)" section
|
|
echo
|
|
tee_stderr <<EOF | bash 2>&1 | prefix_stdout
|
|
systemctl stop $SERVICE_NAME.service
|
|
systemctl disable $SERVICE_NAME.service
|
|
EOF
|
|
}
|
|
|
|
assert_user() {
|
|
rst_title "user $SERVICE_USER" section
|
|
echo
|
|
tee_stderr 1 <<EOF | bash | prefix_stdout
|
|
sudo -H adduser --shell /bin/bash --system --home $SERVICE_HOME --group --gecos 'Filtron' $SERVICE_USER
|
|
sudo -H usermod -a -G shadow $SERVICE_USER
|
|
groups $SERVICE_USER
|
|
EOF
|
|
SERVICE_HOME="$(sudo -i -u "$SERVICE_USER" echo \$HOME)"
|
|
export SERVICE_HOME
|
|
echo "export SERVICE_HOME=$SERVICE_HOME"
|
|
|
|
cat > "$GO_ENV" <<EOF
|
|
export GOPATH=\$HOME/go-apps
|
|
export PATH=\$PATH:\$HOME/local/go/bin:\$GOPATH/bin
|
|
EOF
|
|
echo "Environment $GO_ENV has been setup."
|
|
|
|
tee_stderr <<EOF | sudo -i -u $SERVICE_USER
|
|
grep -qFs -- 'source $GO_ENV' ~/.profile || echo 'source $GO_ENV' >> ~/.profile
|
|
EOF
|
|
}
|
|
|
|
remove_user() {
|
|
rst_title "Drop $SERVICE_USER HOME" section
|
|
if ask_yn "Do you really want to drop $SERVICE_USER home folder?"; then
|
|
userdel -r -f "$SERVICE_USER" 2>&1 | prefix_stdout
|
|
else
|
|
rst_para "Leave HOME folder $(du -sh "$SERVICE_HOME") unchanged."
|
|
fi
|
|
}
|
|
|
|
interactive_shell(){
|
|
echo "// exit with CTRL-D"
|
|
sudo -H -u ${SERVICE_USER} -i
|
|
}
|
|
|
|
_service_prefix=" |$SERVICE_USER| "
|
|
|
|
install_go(){
|
|
rst_title "Install Go in user's HOME" section
|
|
|
|
rst_para "download and install go binary .."
|
|
cache_download "${GO_PKG_URL}" "${GO_TAR}"
|
|
|
|
tee_stderr 0.1 <<EOF | sudo -i -u "$SERVICE_USER" | prefix_stdout "$_service_prefix"
|
|
echo \$PATH
|
|
echo \$GOPATH
|
|
mkdir -p \$HOME/local
|
|
rm -rf \$HOME/local/go
|
|
tar -C \$HOME/local -xzf ${CACHE}/${GO_TAR}
|
|
EOF
|
|
echo
|
|
sudo -i -u "$SERVICE_USER" <<EOF | prefix_stdout
|
|
! which go >/dev/null && echo "Go Installation not found in PATH!?!"
|
|
which go >/dev/null && go version && echo "congratulations -- Go installation OK :)"
|
|
EOF
|
|
}
|
|
|
|
install_filtron() {
|
|
rst_title "Install filtron in user's ~/go-apps" section
|
|
echo
|
|
tee_stderr <<EOF | sudo -i -u "$SERVICE_USER" 2>&1 | prefix_stdout "$_service_prefix"
|
|
go get -v -u github.com/asciimoo/filtron
|
|
EOF
|
|
install_template --no-eval "$FILTRON_RULES" root root 644
|
|
}
|
|
|
|
show_service () {
|
|
rst_title "service status & log"
|
|
echo
|
|
systemctl status filtron.service
|
|
echo
|
|
read -s -n1 -t 5 -p "// use CTRL-C to stop monitoring the log"
|
|
echo
|
|
while true; do
|
|
trap break 2
|
|
journalctl -f -u filtron
|
|
done
|
|
return 0
|
|
}
|
|
|
|
# ----------------------------------------------------------------------------
|
|
main "$@"
|
|
# ----------------------------------------------------------------------------
|