182 lines
6.2 KiB
Bash
182 lines
6.2 KiB
Bash
#!/bin/sh
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set -eu
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# ChuSQL 卸载脚本（Linux/macOS）：停服务、删程序与配置、
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# 从 .profile 摘掉 PATH 段。数据目录默认一起删。
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install_dir=''
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data_dir=''
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keep_data='no'
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keep_config='no'
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assume_yes='no'
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usage() {
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cat <<'EOF'
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Uninstall ChuSQL (Linux/macOS).
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Usage: uninstall.sh [options]
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--install-dir DIR program directory (default: $HOME/.local/share/chusql)
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--data-dir DIR data directory (default: settings.toml, then XDG data directory)
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--keep-data keep the data directory, remove programs only
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--keep-config keep settings.toml
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--yes do not ask (required when there is no terminal)
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-h, --help show this help
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EOF
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}
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step() { echo "== $1"; }
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note() { echo " $1"; }
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fail() {
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echo "!! $1" >&2
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exit 1
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}
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# 停掉命令行里带这个路径的进程
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stop_by_path() {
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target=$1
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[ -n "$target" ] || return 0
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if [ "$(uname -s)" = Linux ]; then
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for process in /proc/[0-9]*/exe; do
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executable=$(readlink "$process" 2>/dev/null) || continue
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[ "$executable" = "$target" ] || continue
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pid=${process#/proc/}; pid=${pid%/exe}
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kill "$pid" || fail "cannot stop $target ($pid)"
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attempts=0
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while [ -e "$process" ]; do
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attempts=$((attempts + 1))
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[ "$attempts" -lt 100 ] || fail "timed out stopping $target ($pid)"
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sleep 0.1
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done
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done
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return 0
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fi
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pids=$(ps -eo pid=,args= 2>/dev/null |
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awk -v t="$target" '{ pid = $1; $1 = ""; sub(/^ +/, ""); if (index($0, t) == 1) print pid }' || true)
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[ -n "$pids" ] || return 0
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for pid in $pids; do
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kill "$pid" 2>/dev/null || true
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done
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note "stopped: $pids"
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sleep 1
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for pid in $pids; do
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kill -9 "$pid" 2>/dev/null || true
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done
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}
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# 问一句 y/n，不是 y 就当没同意
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ask_yes_no() {
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printf '%s ' "$1" >&2
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answer=''
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IFS= read -r answer || answer=''
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case "$answer" in
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y | Y | yes | YES | Yes) return 0 ;;
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*) return 1 ;;
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esac
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}
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while [ $# -gt 0 ]; do
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case "$1" in
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-h | --help) usage; exit 0 ;;
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--install-dir) install_dir="${2:-}"; shift 2 ;;
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--data-dir) data_dir="${2:-}"; shift 2 ;;
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--keep-data) keep_data='yes'; shift ;;
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--keep-config) keep_config='yes'; shift ;;
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--yes) assume_yes='yes'; shift ;;
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*) fail "unknown option: $1 (try --help)" ;;
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esac
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done
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install_dir=${install_dir:-$HOME/.local/share/chusql}
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config_dir="${XDG_CONFIG_HOME:-$HOME/.config}/ChuSQL"
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config_file="$config_dir/settings.toml"
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if [ -z "$data_dir" ] && [ -f "$config_file" ]; then
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data_dir=$(awk '/^[[:space:]]*\[storage\]/ { storage=1; next } /^[[:space:]]*\[/ { storage=0 } storage && /^[[:space:]]*data_dir[[:space:]]*=[[:space:]]*"[^"\\]*"[[:space:]]*(#.*)?$/ { sub(/^[^=]*=[[:space:]]*"/, ""); sub(/"[[:space:]]*(#.*)?$/, ""); print; exit }' "$config_file")
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[ -n "$data_dir" ] || fail 'settings.toml needs an explicit double-quoted storage.data_dir without escapes; pass --data-dir'
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case "$data_dir" in /*) ;; *) data_dir="$install_dir/$data_dir" ;; esac
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fi
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data_dir=${data_dir:-${XDG_DATA_HOME:-$HOME/.local/share}/chusql/data}
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if [ "$(uname -s)" = Linux ]; then
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install_dir=$(realpath -m -- "$install_dir")
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data_dir=$(realpath -m -- "$data_dir")
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else
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if [ -d "$install_dir" ]; then install_dir=$(CDPATH= cd -- "$install_dir" && pwd -P); fi
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if [ -d "$data_dir" ]; then data_dir=$(CDPATH= cd -- "$data_dir" && pwd -P); fi
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fi
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case "$install_dir" in /|"$HOME") fail 'refusing to remove the root or home directory' ;; esac
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case "$data_dir" in /|"$HOME") fail 'refusing to remove the root or home data directory' ;; esac
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case "$install_dir" in "$data_dir"|"$data_dir"/*) fail 'data directory must not contain the installation' ;; esac
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for entry in bin static csql csql-web csql-web.sh uninstall.sh; do
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case "$data_dir" in "$install_dir/$entry"|"$install_dir/$entry"/*) fail 'data directory overlaps installed program files' ;; esac
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done
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profile="$HOME/.profile"
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if [ "$assume_yes" = 'no' ]; then
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echo 'ChuSQL uninstaller'
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echo " install dir $install_dir"
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echo " data dir $data_dir"
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if [ "$keep_data" = 'yes' ]; then echo ' data kept'; fi
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if [ -t 0 ]; then
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ask_yes_no 'Remove it? [y/N]' || {
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echo 'nothing was removed'
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exit 0
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}
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else
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fail 'no terminal: rerun with --yes to confirm'
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fi
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fi
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step 'Stopping the service'
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service_file="${XDG_CONFIG_HOME:-$HOME/.config}/systemd/user/chusql-server.service"
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if [ "$(uname -s)" = 'Linux' ] && [ -f "$service_file" ]; then
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command -v systemctl >/dev/null 2>&1 || fail 'systemctl is required to remove the service'
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systemctl --user disable --now chusql-server.service || fail 'cannot stop and disable chusql-server.service'
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rm -f "$service_file"
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systemctl --user daemon-reload || fail 'cannot reload systemd units'
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fi
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stop_by_path "$install_dir/bin/chusql-server"
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stop_by_path "$install_dir/bin/chusql-web"
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step 'Removing files'
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if [ ! -d "$install_dir" ]; then
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note "not found: $install_dir"
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elif [ "$keep_data" = 'yes' ]; then
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for entry in "$install_dir"/bin "$install_dir"/static "$install_dir"/csql "$install_dir"/csql-web "$install_dir"/csql-web.sh "$install_dir"/uninstall.sh; do
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[ -e "$entry" ] || continue
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rm -rf "$entry"
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done
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note "kept data: $data_dir"
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else
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rm -rf "$install_dir"
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note "removed $install_dir"
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fi
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if [ "$keep_data" = 'no' ] && [ -d "$data_dir" ]; then rm -rf "$data_dir"; fi
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step 'Removing settings.toml'
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if [ "$keep_config" = 'yes' ]; then
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note "kept config: $config_file"
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else
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rm -f "$config_file"
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rmdir "$config_dir" 2>/dev/null || true
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note "removed config: $config_file"
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fi
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step 'Removing the PATH entry'
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marker='# ChuSQL'
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if [ ! -f "$profile" ]; then
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note "no $profile"
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elif grep -q "^$marker$" "$profile"; then
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tmp="$profile.chusql-uninstall"
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awk -v m="$marker" '
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skip > 0 { skip--; next }
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$0 == m { skip = 2; next }
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{ print }
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' "$profile" >"$tmp" && mv "$tmp" "$profile"
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note "removed the $marker block from $profile"
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else
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note "no $marker block in $profile"
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fi
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step 'Done'
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note 'open a new terminal: the old PATH stays in the current one'
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