45 lines
1.7 KiB
Bash
45 lines
1.7 KiB
Bash
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#!/bin/bash
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# nginx 安全加固部署脚本（D 项）
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# - 备份已提前完成（/root/sec-hardening-backup-20260920-014533）
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# - 只在 http 上下文插入 limit_req_zone（不新增任何 stream 块）
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# - nginx -t 通过才 reload；失败立即回滚
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set -e
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BK=/root/sec-hardening-backup-20260920-014533
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cp -f /tmp/app.anzhizhichong.com.conf /etc/nginx/conf.d/app.anzhizhichong.com.conf
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cp -f /tmp/test.anzhizhichong.com.conf /etc/nginx/conf.d/test.anzhizhichong.com.conf
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python3 - <<'PY'
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p = '/etc/nginx/nginx.conf'
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s = open(p).read()
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if 'limit_req_zone' in s:
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print('limit_req_zone already present, skip insert')
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else:
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add = """ # ==== 安全加固：按客户端 IP 限流 zone（必须位于 http 上下文）====
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limit_req_zone $binary_remote_addr zone=auth_login_zone:10m rate=10r/m;
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limit_req_zone $binary_remote_addr zone=auth_challenge_zone:10m rate=20r/m;
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limit_req_zone $binary_remote_addr zone=uploads_zone:10m rate=120r/m;
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limit_req_status 429;
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"""
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i = s.index('http {') + len('http {')
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open(p, 'w').write(s[:i] + '\n' + add + s[i:])
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print('inserted limit_req_zone after http {')
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PY
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echo "=== stream block count (must stay 1) ==="
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grep -c '^stream {' /etc/nginx/nginx.conf
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echo "=== limit_req_zone lines ==="
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grep -n 'limit_req_zone\|limit_req_status' /etc/nginx/nginx.conf
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echo "=== nginx -t ==="
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if nginx -t; then
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systemctl reload nginx
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echo "RELOAD OK"
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else
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echo "NGINX TEST FAILED -> ROLLBACK"
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cp -f "$BK/nginx.conf" /etc/nginx/nginx.conf
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cp -f "$BK/app.anzhizhichong.com.conf" /etc/nginx/conf.d/app.anzhizhichong.com.conf
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cp -f "$BK/test.anzhizhichong.com.conf" /etc/nginx/conf.d/test.anzhizhichong.com.conf
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nginx -t
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exit 1
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fi
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