264 lines
10 KiB
Bash
264 lines
10 KiB
Bash
#!/usr/bin/env bash
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set -eu
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usage() {
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echo "用法：$0 [发布目录]"
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echo "每次部署都是全新部署，必须输入确认词后才会清理 Smail 专属运行数据。"
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}
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fresh=true
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root_argument=""
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while [ "$#" -gt 0 ]; do
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case "$1" in
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--fresh)
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# 保留旧参数兼容性；部署始终按全新部署处理。
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;;
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--help|-h)
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usage
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exit 0
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;;
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-* )
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echo "未知参数：$1" >&2
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usage >&2
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exit 1
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;;
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*)
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if [ -n "$root_argument" ]; then
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echo "发布目录只能指定一次。" >&2
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exit 1
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fi
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root_argument="$1"
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;;
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esac
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shift
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done
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if [ "$(id -u)" -ne 0 ]; then
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echo "必须使用 root 用户安装 Smail" >&2
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exit 1
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fi
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root_dir="$(realpath -e -- "${root_argument:-$(dirname "$0")/..}")"
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is_packaged=false
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if [ -f "$root_dir/smail" ] && [ -f "$root_dir/smail-admin" ] && [ -f "$root_dir/smail-config" ]; then
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is_packaged=true
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fi
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runtime_dir="${root_dir}"
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fresh_confirmation="确认全新部署 Smail"
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printf '这是不可逆的 Smail 专属数据清理操作。请输入“%s”继续： ' "$fresh_confirmation"
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if ! IFS= read -r confirmation || [ "$confirmation" != "$fresh_confirmation" ]; then
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echo "未获得有效确认，已取消全新部署。" >&2
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exit 1
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fi
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case "$(uname -m)" in
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x86_64) arch=amd64 ;;
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aarch64|arm64) arch=arm64 ;;
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*) echo "不支持的系统架构" >&2; exit 1 ;;
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esac
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# 安装前先检查所有输入和运行状态，不能覆盖仍在运行的程序。
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if [ "$is_packaged" = true ]; then
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backend_smail="$root_dir/smail"
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backend_smail_admin="$root_dir/smail-admin"
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backend_smail_config="$root_dir/smail-config"
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else
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backend_smail="$root_dir/out/backend/smail_linux_$arch"
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backend_smail_admin="$root_dir/out/backend/smail-admin_linux_$arch"
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backend_smail_config="$root_dir/out/backend/smail-config_linux_$arch"
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fi
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for file in "$backend_smail" "$backend_smail_admin" \
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"$backend_smail_config" \
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"$root_dir/deploy/systemd/smail.service" "$root_dir/deploy/systemd/smail-admin.service"; do
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if [ ! -f "$file" ] || [ -L "$file" ] || [ ! -s "$file" ]; then
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echo "安装输入不存在或不是普通文件：$file" >&2
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exit 1
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fi
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done
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if systemctl is-active --quiet smail.service || systemctl is-active --quiet smail-admin.service; then
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echo "请先停止 Smail 主服务和管理员重置服务，安装不会自动中断现有业务。" >&2
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exit 1
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fi
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for process in /proc/[0-9]*/exe; do
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executable="$(readlink "$process" 2>/dev/null || true)"
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case "$executable" in
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"$runtime_dir/smail"|"$runtime_dir/smail (deleted)"|"$runtime_dir/smail-admin"|"$runtime_dir/smail-admin (deleted)")
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echo "部署目录中的程序仍在运行，请确认并停止后再安装。" >&2
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exit 1 ;;
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esac
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done
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if [ -L "$runtime_dir" ] || { [ -e "$runtime_dir" ] && [ ! -d "$runtime_dir" ]; }; then
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echo "部署路径不能是链接或普通文件。" >&2
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exit 1
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fi
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for directory in config data ssl log plugins; do
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target="$runtime_dir/$directory"
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if [ -L "$target" ] || { [ -e "$target" ] && [ ! -d "$target" ]; }; then
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echo "运行目录不能是链接或普通文件：$target" >&2
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exit 1
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fi
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done
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for target in "$runtime_dir/smail" "$runtime_dir/smail-admin" \
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/etc/systemd/system/smail.service /etc/systemd/system/smail-admin.service \
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/etc/smail/smail.env; do
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if [ -L "$target" ] || { [ -e "$target" ] && [ ! -f "$target" ]; }; then
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echo "程序或服务文件不能是链接或特殊文件：$target" >&2
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exit 1
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fi
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done
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if [ -L /etc/smail ] || { [ -e /etc/smail ] && [ ! -d /etc/smail ]; }; then
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echo "服务环境目录不能是链接或普通文件：/etc/smail" >&2
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exit 1
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fi
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if [ -L /run/smail ] || { [ -e /run/smail ] && [ ! -d /run/smail ]; }; then
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echo "本机控制目录不能是链接或普通文件。" >&2
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exit 1
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fi
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if [ -L /run/smail/admin-control.sock ] || { [ -e /run/smail/admin-control.sock ] && [ ! -S /run/smail/admin-control.sock ]; }; then
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echo "本机控制路径不是安全套接字。" >&2
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exit 1
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fi
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# 仅保留程序和服务文件的短期备份，不保留配置、数据库、证书、日志、插件或其他运行数据。
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for legacy_backup in /var/backups/smail-deploy-*; do
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if [ ! -e "$legacy_backup" ]; then continue; fi
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if [ -L "$legacy_backup" ] || [ ! -d "$legacy_backup" ]; then
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echo "历史 Smail 备份不是安全目录，拒绝清理：$legacy_backup" >&2
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exit 1
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fi
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rm -rf -- "$legacy_backup"
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done
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if [ "$fresh" = true ]; then
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if [ -d "$runtime_dir" ] && [ -n "$(find "$runtime_dir" -mindepth 1 -maxdepth 1 -type l -print -quit)" ]; then
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echo "全新部署已停止：/opt/smail 顶层存在符号链接，拒绝清理。" >&2
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exit 1
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fi
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if [ -d "$runtime_dir" ]; then
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if [ "$is_packaged" = true ]; then
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for directory in config data ssl log; do
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if [ -d "$runtime_dir/$directory" ]; then
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find "$runtime_dir/$directory" -mindepth 1 -maxdepth 1 -exec rm -rf -- {} +
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fi
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done
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else
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find "$runtime_dir" -mindepth 1 -maxdepth 1 -exec rm -rf -- {} +
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fi
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fi
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if [ -d /etc/smail ]; then
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find /etc/smail -mindepth 1 -maxdepth 1 -exec rm -rf -- {} +
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fi
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if [ -d /etc/systemd/system/smail.service.d ]; then
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rm -rf -- /etc/systemd/system/smail.service.d
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fi
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if [ -d /run/smail ]; then
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find /run/smail -mindepth 1 -maxdepth 1 -exec rm -rf -- {} +
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fi
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systemctl disable smail smail-admin >/dev/null 2>&1 || true
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systemctl daemon-reload
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fi
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if ! getent group smail >/dev/null; then groupadd --system smail; fi
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if ! getent passwd smail >/dev/null; then useradd --system --gid smail --home-dir "$runtime_dir" --shell /usr/sbin/nologin smail; fi
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install -d -o smail -g smail -m 0755 "$runtime_dir"
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chown smail:smail "$runtime_dir"
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install -d -o root -g root -m 0750 /etc/smail
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if [ ! -e /etc/smail/smail.env ]; then
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# 每次部署都重新创建服务环境文件，不继承旧的凭据或代理配置。
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umask 0077
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printf '%s\n' "SMAIL_ROOT=$runtime_dir" 'GOMEMLIMIT=256MiB' > /etc/smail/smail.env
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fi
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if ! grep -q '^SMAIL_PLUGIN_UID=' /etc/smail/smail.env; then
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printf 'SMAIL_PLUGIN_UID=%s\n' "$(id -u smail)" >> /etc/smail/smail.env
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fi
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if ! grep -q '^SMAIL_PLUGIN_GID=' /etc/smail/smail.env; then
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printf 'SMAIL_PLUGIN_GID=%s\n' "$(id -g smail)" >> /etc/smail/smail.env
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fi
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chown root:root /etc/smail/smail.env
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chmod 0600 /etc/smail/smail.env
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for directory in config data ssl log plugins; do
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target="$runtime_dir/$directory"
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# 内置插件在临时沙箱中展开，只兼容已存在的历史插件目录。
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if [ "$directory" = plugins ] && [ ! -d "$target" ]; then continue; fi
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install -d -o smail -g smail -m 0700 "$target"
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# 不跟随链接，也不越过挂载点；仅为本部署的存量运行数据调整属主。
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find -P "$target" -xdev \( -type d -o -type f \) -exec chown --no-dereference smail:smail {} +
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done
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install -d -o smail -g smail -m 0750 /run/smail
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if [ -S /run/smail/admin-control.sock ]; then
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# 从旧版 root 主服务迁移时保留残留套接字，由主程序验证失活后自行处理。
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chown --no-dereference smail:smail /run/smail/admin-control.sock
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fi
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install -d -o root -g root -m 0755 /run/systemd/ask-password
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if [ "$backend_smail" != "$runtime_dir/smail" ]; then
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install -o root -g root -m 0755 "$backend_smail" "$runtime_dir/smail"
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else
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chown root:root "$runtime_dir/smail"
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chmod 0755 "$runtime_dir/smail"
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fi
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if [ "$backend_smail_admin" != "$runtime_dir/smail-admin" ]; then
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install -o root -g root -m 0700 "$backend_smail_admin" "$runtime_dir/smail-admin"
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else
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chown root:root "$runtime_dir/smail-admin"
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chmod 0700 "$runtime_dir/smail-admin"
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fi
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if [ "$backend_smail_config" != "$runtime_dir/smail-config" ]; then
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install -o root -g root -m 0700 "$backend_smail_config" "$runtime_dir/smail-config"
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else
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chown root:root "$runtime_dir/smail-config"
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chmod 0700 "$runtime_dir/smail-config"
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fi
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sed -e "s|WorkingDirectory=/opt/smail|WorkingDirectory=$runtime_dir|g" \
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-e "s|ExecStart=/opt/smail/smail|ExecStart=$runtime_dir/smail|g" \
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-e "s|/opt/smail/config|$runtime_dir/config|g" \
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-e "s|/opt/smail/data|$runtime_dir/data|g" \
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-e "s|/opt/smail/ssl|$runtime_dir/ssl|g" \
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-e "s|/opt/smail/log|$runtime_dir/log|g" \
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-e "s|/opt/smail/plugins|$runtime_dir/plugins|g" \
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"$root_dir/deploy/systemd/smail.service" > /etc/systemd/system/smail.service
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chmod 0644 /etc/systemd/system/smail.service
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chown root:root /etc/systemd/system/smail.service
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sed -e "s|WorkingDirectory=/opt/smail|WorkingDirectory=$runtime_dir|g" \
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-e "s|ExecStart=/opt/smail/smail-admin|ExecStart=$runtime_dir/smail-admin|g" \
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"$root_dir/deploy/systemd/smail-admin.service" > /etc/systemd/system/smail-admin.service
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chmod 0644 /etc/systemd/system/smail-admin.service
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chown root:root /etc/systemd/system/smail-admin.service
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systemctl daemon-reload
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systemctl enable smail
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systemctl disable smail-admin >/dev/null 2>&1 || true
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echo "=== 正在启动 Smail 系统服务 ==="
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systemctl restart smail
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echo "=== Smail 服务状态 ==="
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systemctl status smail --no-pager || true
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echo "=========================================================="
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echo " Smail 安装与系统服务注册完成！"
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echo " 安装路径: $runtime_dir"
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echo " 运行用户: smail"
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echo " 开机自启: 已启用 (systemctl enable smail)"
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echo " 服务状态: 已启动 (systemctl status smail)"
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echo "=========================================================="
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# 实时追踪服务日志，直到检测到初始化完成（出现“Setup End!”或“初始化完成”）后自动退出
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echo ""
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echo "=== 正在等待并监控初始化流程 (按 Ctrl+C 可提前退出监控) ==="
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echo "提示：请在浏览器打开初始化页面完成系统初始化配置..."
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# 使用 journalctl 持续监听 smail 服务日志
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journalctl -u smail -f -n 20 --no-pager | while IFS= read -r line; do
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printf '%s\n' "$line"
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case "$line" in
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*"Setup End!"*)
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printf '\n%s\n' "=========================================================="
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printf '%s\n' " 检测到 Smail 初始化已顺利完成 (Setup End!)！监控自动退出。"
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printf '%s\n' "=========================================================="
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break
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;;
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esac
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done
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