From 28948f6c51cdb84003e8274a8307661984889338 Mon Sep 17 00:00:00 2001
From: selfrelease <freedak.ipad@gmail.com>
Date: Fri, 4 Sep 2026 22:32:53 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20backup.sh=E6=95=B0=E6=8D=AE=E5=BA=93?=
 =?UTF-8?q?=E9=85=8D=E7=BD=AE=E6=94=B9=E4=B8=BAbossai@ubuntu,=E7=94=A8unix?=
 =?UTF-8?q?=20socket=E8=BF=9E=E6=8E=A5?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
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---
 backup.sh | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/backup.sh b/backup.sh
index ff582c8..42ab58c 100755
--- a/backup.sh
+++ b/backup.sh
@@ -16,9 +16,9 @@ set -euo pipefail
 
 BACKUP_DIR="${1:-./backups}"
 GPG_RECIPIENT="${2:-}"
-DB_NAME="${DB_NAME:-mcp}"
-DB_USER="${DB_USER:-postgres}"
-DB_HOST="${DB_HOST:-localhost}"
+DB_NAME="${DB_NAME:-bossai}"
+DB_USER="${DB_USER:-ubuntu}"
+DB_HOST="${DB_HOST:-/var/run/postgresql}"
 DB_PORT="${DB_PORT:-5432}"
 RETENTION_DAYS=7
 
@@ -30,7 +30,7 @@ COMPRESSED="$DUMP_FILE.gz"
 
 echo "[$(date)] 开始备份: $DB_NAME@$DB_HOST:$DB_PORT"
 
-# 1. pg_dump 导出
+# 1. pg_dump 导出(通过 unix socket peer auth,无需密码)
 if pg_dump -h "$DB_HOST" -p "$DB_PORT" -U "$DB_USER" -d "$DB_NAME" -f "$DUMP_FILE"; then
     echo "[$(date)] 导出成功: $DUMP_FILE"
 else
@@ -71,6 +71,7 @@ cat <<EOF
   gunzip bossai_XXXXXXXX_XXXXXX.sql.gz
   # 恢复
   psql -h $DB_HOST -p $DB_PORT -U $DB_USER -d $DB_NAME < bossai_XXXXXXXX_XXXXXX.sql
+  # 注意:在服务器上执行(ubuntu用户),本地无法连接数据库
 
 EOF