297 lines
7.6 KiB
Bash
297 lines
7.6 KiB
Bash
#!/usr/bin/env bash
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#
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# install_stalwart_mailserver.sh v2.3
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# --------------------------------------------------------
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# ✅ 安装 Stalwart Mail Server（Rust版，官方 install.sh）
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# ✅ SMTPS(465) + IMAPS(993)，全程 TLS-only
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# ✅ 支持 S3 / MinIO 存储
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# ✅ 支持 JSON 用户认证（默认）
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# ✅ 自动生成 DKIM + SPF/DMARC DNS 模板
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# ✅ Systemd 管理
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# ✅ 无 WebUI（由外部 Dashboard 对接）
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# --------------------------------------------------------
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# Author: Pan Haitao @ svc.plus
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#
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set -euo pipefail
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DOMAIN="svc.plus"
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HOSTNAME="mail.${DOMAIN}"
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SERVER_IP="$(curl -s https://api.ipify.org || echo 127.0.0.1)"
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CERT_DIR="/etc/ssl"
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CERT="${CERT_DIR}/${DOMAIN}.pem"
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KEY="${CERT_DIR}/${DOMAIN}.key"
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STALWART_DIR="/etc/stalwart"
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STALWART_BIN="/usr/local/bin/stalwart-mail"
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STALWART_CFG="${STALWART_DIR}/stalwart.toml"
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DKIM_KEY_DIR="${STALWART_DIR}/dkim"
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DKIM_SELECTOR="mail"
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SERVICE_USER="stalwart"
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SERVICE_GROUP="stalwart"
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ACTION="${1:-help}"
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# S3 存储参数
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S3_ENDPOINT="https://minio.svc.plus:9000"
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S3_BUCKET="svcplus-mail"
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S3_ACCESS_KEY="MINIO_ACCESS_KEY"
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S3_SECRET_KEY="MINIO_SECRET_KEY"
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ADMIN_EMAIL="admin@${DOMAIN}"
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log(){ echo -e "\033[1;36m$*\033[0m"; }
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die(){ echo "❌ $*"; exit 1; }
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check_root(){ [ "$EUID" -eq 0 ] || die "请以 root 运行"; }
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# ------------------ 依赖 ------------------
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ensure_packages(){
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log "📦 安装依赖..."
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apt update -qq
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apt install -y curl openssl jq dnsutils opendkim opendkim-tools swaks tar
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}
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# ------------------ 安装 Stalwart ------------------
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install_stalwart(){
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if ! command -v stalwart-mail &>/dev/null; then
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log "⬇️ 通过官方脚本安装 Stalwart Mail Server..."
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curl --proto '=https' --tlsv1.2 -sSf https://get.stalw.art/install.sh -o /tmp/install.sh
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bash /tmp/install.sh
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else
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log "✅ 已检测到 Stalwart：$(stalwart-mail --version)"
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fi
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}
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# ------------------ 证书 ------------------
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verify_cert(){
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mkdir -p "$CERT_DIR"
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if [[ -f "$CERT" && -f "$KEY" ]]; then
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log "🔐 使用现有证书"
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else
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log "⚠️ 未检测到证书，生成自签..."
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openssl req -x509 -nodes -newkey rsa:2048 -days 365 \
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-subj "/CN=${HOSTNAME}" -keyout "$KEY" -out "$CERT"
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fi
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}
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# ------------------ DKIM ------------------
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deploy_dkim(){
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log "🔏 生成 DKIM 密钥..."
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mkdir -p "${DKIM_KEY_DIR}"
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cd "${DKIM_KEY_DIR}"
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if [ ! -f "${DKIM_SELECTOR}.private" ]; then
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opendkim-genkey -s "${DKIM_SELECTOR}" -d "${DOMAIN}"
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chmod 600 "${DKIM_SELECTOR}.private"
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fi
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}
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# ------------------ 配置文件 ------------------
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generate_config(){
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log "⚙️ 生成 stalwart.toml..."
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mkdir -p "${STALWART_DIR}"
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cat >"${STALWART_CFG}" <<EOF
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# =====================================================
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# Stalwart Mail Server Configuration (Core Only)
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# =====================================================
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[server]
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hostname = "${HOSTNAME}"
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data-dir = "/var/lib/stalwart"
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user = "${SERVICE_USER}"
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[tls]
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cert = "${CERT}"
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key = "${KEY}"
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# SMTPS 465
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[smtp]
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listen = ["0.0.0.0:465"]
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require_tls = true
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tls_implicit = true
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auth = "users"
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# IMAPS 993
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[imap]
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listen = ["0.0.0.0:993"]
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require_tls = true
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auth = "users"
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# 存储后端（S3/MinIO）
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[store]
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backend = "s3"
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bucket = "${S3_BUCKET}"
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endpoint = "${S3_ENDPOINT}"
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access-key = "${S3_ACCESS_KEY}"
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secret-key = "${S3_SECRET_KEY}"
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region = "us-east-1"
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path-style = true
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tls = true
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# JSON 用户认证
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[auth.users]
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backend = "json"
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path = "${STALWART_DIR}/users.json"
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# DKIM
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[dns.dkim]
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selector = "${DKIM_SELECTOR}"
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private-key = "${DKIM_KEY_DIR}/${DKIM_SELECTOR}.private"
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domain = "${DOMAIN}"
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# Metrics & Logs
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[metrics]
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listen = ["127.0.0.1:9090"]
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[log]
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level = "info"
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output = "journald"
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EOF
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# 默认账户
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if [[ ! -f "${STALWART_DIR}/users.json" ]]; then
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cat >"${STALWART_DIR}/users.json" <<JSON
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{
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"users": [
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{
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"email": "demo@${DOMAIN}",
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"password": "\$2y\$12\$1UZ7dEK3T2xKqacbPO5KUOJdyq8JcKAAwPKZt8SKmwbT39IM7Ch1O"
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}
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]
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}
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JSON
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log "✅ 默认账户：demo@${DOMAIN} / 密码：demo123"
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fi
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}
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# ------------------ Systemd ------------------
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setup_systemd(){
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log "🧩 配置 systemd 服务..."
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cat >/etc/systemd/system/stalwart.service <<EOF
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[Unit]
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Description=Stalwart Mail Server (Core)
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After=network-online.target
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[Service]
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ExecStart=${STALWART_BIN} serve -c ${STALWART_CFG}
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Restart=on-failure
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User=${SERVICE_USER}
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Group=${SERVICE_GROUP}
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AmbientCapabilities=CAP_NET_BIND_SERVICE
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[Install]
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WantedBy=multi-user.target
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EOF
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id "${SERVICE_USER}" &>/dev/null || useradd -r -s /bin/false "${SERVICE_USER}"
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chown -R "${SERVICE_USER}:${SERVICE_GROUP}" "${STALWART_DIR}" /var/lib/stalwart || true
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systemctl daemon-reload
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systemctl enable --now stalwart.service
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}
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# ------------------ DNS 模板 ------------------
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show_dns_record(){
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log "🌐 DNS 模板（SPF / DKIM / DMARC / rDNS）"
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local DKIM_FILE="${DKIM_KEY_DIR}/${DKIM_SELECTOR}.txt"
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local DKIM_VAL="<未生成>"
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[[ -f "$DKIM_FILE" ]] && DKIM_VAL=$(grep -v '^;' "$DKIM_FILE" | tr -d '\n' | sed -E 's/.*p=//;s/"//g')
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cat <<EOF
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----------------------------------------------------------
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A mail.${DOMAIN} ${SERVER_IP}
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MX ${DOMAIN} mail.${DOMAIN}.
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SPF @ "v=spf1 a:mail.${DOMAIN} -all"
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DKIM ${DKIM_SELECTOR}._domainkey "v=DKIM1; k=rsa; p=${DKIM_VAL}"
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DMARC _dmarc "v=DMARC1; p=none; rua=mailto:postmaster@${DOMAIN}"
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rDNS (反向解析 ${SERVER_IP} -> ${HOSTNAME})
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HELO (应输出 ${HOSTNAME})
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----------------------------------------------------------
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EOF
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}
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# ------------------ 应用端配置 ------------------
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show_app_config(){
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cat <<EOF
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📦 应用端配置：
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----------------------------------------------------------
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IMAP:
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host: ${HOSTNAME}
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port: 993
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username: demo@${DOMAIN}
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password: demo123
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tls: true
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SMTP:
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host: ${HOSTNAME}
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port: 465
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username: demo@${DOMAIN}
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password: demo123
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tls: true
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----------------------------------------------------------
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EOF
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}
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# ------------------ 检查 ------------------
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check_self(){
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log "🔍 检查服务状态..."
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systemctl is-active --quiet stalwart && log "✅ stalwart 正在运行" || die "❌ 未运行"
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ss -tlnp | grep -E ':465|:993' || die "❌ 端口未监听"
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log "✅ 服务运行正常"
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}
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check_send_email(){
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log "✉️ 测试发信..."
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swaks --server "${HOSTNAME}:465" \
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--tls --auth LOGIN \
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--auth-user "demo@${DOMAIN}" \
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--auth-password "demo123" \
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--from "demo@${DOMAIN}" \
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--to "${ADMIN_EMAIL}" \
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--header "Subject: ✅ Stalwart 测试 $(date '+%F %T')" \
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--body "测试发信成功 $(date '+%F %T')"
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}
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# ------------------ 卸载 ------------------
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uninstall_reset(){
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log "🧹 卸载 Stalwart..."
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systemctl disable --now stalwart || true
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rm -f /etc/systemd/system/stalwart.service
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rm -rf "${STALWART_DIR}" /var/lib/stalwart
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log "✅ 已清理完成（证书保留）"
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}
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# ------------------ 主逻辑 ------------------
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check_root
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case "${ACTION}" in
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deploy)
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ensure_packages
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install_stalwart
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verify_cert
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deploy_dkim
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generate_config
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setup_systemd
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show_dns_record ;;
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upgrade)
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log "⬆️ 升级并重启..."
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systemctl stop stalwart || true
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install_stalwart
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generate_config
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systemctl restart stalwart
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show_dns_record ;;
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show)
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case "${2:-}" in
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dns_record) show_dns_record ;;
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app_config) show_app_config ;;
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*) echo "用法: $0 show {dns_record|app_config}" ;;
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esac ;;
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check)
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case "${2:-}" in
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self) check_self ;;
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send_email) check_send_email ;;
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*) echo "用法: $0 check {self|send_email}" ;;
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esac ;;
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uninstall|reset)
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uninstall_reset ;;
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help|--help|-h|*)
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echo "用法: $0 {deploy|upgrade|show {dns_record|app_config}|check {self|send_email}|uninstall}" ;;
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esac
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