dekun
52aca456e9
Support DATABASE_URL with connection pooling, pg_dump backups, SQLite migration script, and deploy_postgres.sh with docs. Co-authored-by: Cursor <cursoragent@cursor.com>
102 lines
3.2 KiB
Bash
102 lines
3.2 KiB
Bash
#!/usr/bin/env bash
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# qihuo · PostgreSQL 一键部署 / 从 SQLite 迁移
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# 用法: sudo bash scripts/deploy_postgres.sh
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# 可选: MIGRATE_SQLITE=1 自动从 /opt/qihuo/futures.db 迁移
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set -euo pipefail
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APP_DIR="${APP_DIR:-/opt/qihuo}"
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PG_DB="${PG_DB:-qihuo}"
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PG_USER="${PG_USER:-qihuo}"
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PG_HOST="${PG_HOST:-127.0.0.1}"
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PG_PORT="${PG_PORT:-5432}"
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MIGRATE_SQLITE="${MIGRATE_SQLITE:-0}"
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if [ "$(id -u)" -ne 0 ]; then
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echo "请使用 root: sudo bash scripts/deploy_postgres.sh"
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exit 1
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fi
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if [ ! -d "$APP_DIR" ]; then
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echo "错误: 应用目录不存在 $APP_DIR，请先 bash deploy.sh"
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exit 1
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fi
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echo "==> 安装 PostgreSQL..."
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export DEBIAN_FRONTEND=noninteractive
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apt-get update -qq
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apt-get install -y postgresql postgresql-contrib
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echo "==> 创建数据库与用户..."
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if [ -z "${PG_PASSWORD:-}" ]; then
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PG_PASSWORD="$(python3 -c 'import secrets; print(secrets.token_urlsafe(16))')"
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fi
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sudo -u postgres psql -v ON_ERROR_STOP=1 <<SQL
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DO \$\$
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BEGIN
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IF NOT EXISTS (SELECT FROM pg_roles WHERE rolname = '${PG_USER}') THEN
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CREATE ROLE ${PG_USER} LOGIN PASSWORD '${PG_PASSWORD}';
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ELSE
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ALTER ROLE ${PG_USER} WITH PASSWORD '${PG_PASSWORD}';
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END IF;
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END
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\$\$;
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SELECT 'CREATE DATABASE ${PG_DB} OWNER ${PG_USER}'
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WHERE NOT EXISTS (SELECT FROM pg_database WHERE datname = '${PG_DB}')\\gexec
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GRANT ALL PRIVILEGES ON DATABASE ${PG_DB} TO ${PG_USER};
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SQL
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DATABASE_URL="postgresql://${PG_USER}:${PG_PASSWORD}@${PG_HOST}:${PG_PORT}/${PG_DB}"
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echo "==> 写入 .env DATABASE_URL..."
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ENV_FILE="$APP_DIR/.env"
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if grep -q "^DATABASE_URL=" "$ENV_FILE" 2>/dev/null; then
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sed -i "s|^DATABASE_URL=.*|DATABASE_URL=${DATABASE_URL}|" "$ENV_FILE"
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else
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echo "" >>"$ENV_FILE"
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echo "# PostgreSQL（生产推荐，消除 SQLite 并发锁）" >>"$ENV_FILE"
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echo "DATABASE_URL=${DATABASE_URL}" >>"$ENV_FILE"
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echo "PG_POOL_MIN=2" >>"$ENV_FILE"
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echo "PG_POOL_MAX=20" >>"$ENV_FILE"
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fi
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echo "==> Python 依赖..."
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# shellcheck disable=SC1091
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source "$APP_DIR/venv/bin/activate"
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pip install -q -r "$APP_DIR/requirements.txt"
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echo "==> 初始化 PostgreSQL 表结构..."
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cd "$APP_DIR"
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export DATABASE_URL
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python3 -c "from app import init_db; init_db(); from db_conn import database_label; print('OK:', database_label())"
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if [ "$MIGRATE_SQLITE" = "1" ] && [ -f "$APP_DIR/futures.db" ]; then
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echo "==> 从 SQLite 迁移数据..."
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python3 "$APP_DIR/scripts/migrate_sqlite_to_postgres.py" --sqlite "$APP_DIR/futures.db"
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if [ "${BACKUP_SQLITE:-1}" = "1" ]; then
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BAK="$APP_DIR/futures.db.pre_pg.$(date +%Y%m%d_%H%M%S)"
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cp -a "$APP_DIR/futures.db" "$BAK"
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echo " 已备份旧库: $BAK"
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fi
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elif [ -f "$APP_DIR/futures.db" ]; then
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echo "提示: 检测到 futures.db，如需迁移请: MIGRATE_SQLITE=1 bash scripts/deploy_postgres.sh"
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fi
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echo "==> 重启 PM2..."
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if pm2 describe qihuo &>/dev/null; then
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pm2 restart ecosystem.config.cjs --update-env
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else
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pm2 start "$APP_DIR/ecosystem.config.cjs"
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fi
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pm2 save
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echo ""
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echo "=========================================="
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echo " PostgreSQL 部署完成"
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echo " DATABASE_URL=${DATABASE_URL}"
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echo " 请妥善保存数据库密码: ${PG_PASSWORD}"
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echo " 文档: docs/POSTGRES.md"
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echo " 备份: 系统设置页 或 pg_dump / 自动备份"
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echo "=========================================="
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