{"id":705,"date":"2026-10-28T12:05:07","date_gmt":"2026-10-28T04:05:07","guid":{"rendered":"https:\/\/www.idcy.com\/help\/news\/10705.html"},"modified":"2026-10-28T12:05:07","modified_gmt":"2026-10-28T04:05:07","slug":"%e9%a6%99%e6%b8%af%e4%ba%91%e6%9c%8d%e5%8a%a1%e5%99%a8ubuntu-22-04%e5%ae%89%e5%85%a8%e5%8a%a0%e5%9b%ba%e4%b8%8enginx%e8%b0%83%e4%bc%98%e9%aa%8c%e8%af%81%e6%89%8b%e5%86%8c","status":"publish","type":"post","link":"https:\/\/www.idcy.com\/help\/cloud\/10705.html","title":{"rendered":"\u9999\u6e2f\u4e91\u670d\u52a1\u5668Ubuntu 22.04\u5b89\u5168\u52a0\u56fa\u4e0eNginx\u8c03\u4f18\u9a8c\u8bc1\u624b\u518c"},"content":{"rendered":"

\u672c\u6587\u9762\u5411 \u4ebf\u8fbe\u7f51\u7edc\uff08IDCY GLOBAL\uff09<\/a> \u9999\u6e2f\u4e91\u670d\u52a1\u5668\u7528\u6237\uff0c\u8bb0\u5f55 Ubuntu 22.04 LTS \u7cfb\u7edf\u521d\u59cb\u5316\u540e\u7684\u5b89\u5168\u914d\u7f6e\u4e0e Nginx \u6027\u80fd\u4f18\u5316\u6b65\u9aa4\u3002\u5bf9\u9700\u8981\u5feb\u901f\u90e8\u7f72\u3001\u7075\u6d3b\u6269\u5c55\u7684\u7f51\u7ad9\u5e94\u7528\u548c\u5f00\u53d1\u6d4b\u8bd5\u73af\u5883\uff0c\u5b8c\u6210\u57fa\u7840\u52a0\u56fa\u4e0e\u6027\u80fd\u8c03\u4f18\u6709\u52a9\u4e8e\u63d0\u5347\u4e0a\u7ebf\u540e\u7684\u53ef\u7ef4\u62a4\u6027\u3002\u64cd\u4f5c\u524d\u8bf7\u5148\u5907\u4efd\u5173\u952e\u914d\u7f6e\uff0c\u5e76\u5728\u65b0\u7ec8\u7aef\u9a8c\u8bc1\u4fee\u6539\u7ed3\u679c\u3002<\/p>\n

\u4e00\u3001\u9002\u7528\u73af\u5883\u4e0e\u5907\u4efd\u8981\u6c42<\/h2>\n

1.1 \u9002\u7528\u73af\u5883<\/h3>\n

\u672c\u6587\u793a\u4f8b\u57fa\u4e8e Ubuntu 22.04 LTS \u548c Nginx 1.22\/1.24\uff0c\u5176\u4ed6\u7248\u672c\u8bf7\u4ee5\u5b98\u65b9\u6587\u6863\u4e3a\u51c6\u3002\u4f7f\u7528\u9999\u6e2f\u4e91\u670d\u52a1\u5668\u65f6\uff0c\u53ef\u5728\u7cfb\u7edf\u521d\u59cb\u5316\u540e\u6309\u672c\u6587\u6b65\u9aa4\u8fdb\u884c\u57fa\u7840\u52a0\u56fa\u4e0e\u8c03\u4f18\u3002<\/p>\n

1.2 \u5907\u4efd\u8981\u6c42<\/h3>\n

\u4fee\u6539\u524d\u9700\u5907\u4efd SSH \u4e3b\u914d\u7f6e\u3001Nginx \u914d\u7f6e\u76ee\u5f55\u548c\u5f53\u524d\u9632\u706b\u5899\u89c4\u5219\u3002<\/p>\n

sudo cp \/etc\/ssh\/sshd_config \/etc\/ssh\/sshd_config.bak.$(date +%F)\nsudo cp -r \/etc\/nginx \/etc\/nginx.bak.$(date +%F)\nsudo ufw status numbered > ~\/ufw-status.bak<\/code><\/pre>\n
\u4e8c\u3001Linux\u57fa\u7840\u5b89\u5168\u914d\u7f6e<\/h2>\n
2.1 \u521b\u5efa\u666e\u901a\u7528\u6237\u5e76\u914d\u7f6eSSH\u5bc6\u94a5<\/h3>\n
\u5148\u521b\u5efa\u666e\u901a\u7528\u6237\u5e76\u52a0\u5165 sudo \u7ec4\uff0c\u786e\u8ba4\u5bc6\u94a5\u767b\u5f55\u6210\u529f\u540e\u518d\u6536\u7d27 SSH\u3002\u4e0d\u8981\u76f4\u63a5\u5728\u672a\u9a8c\u8bc1\u7684\u65b0\u7ec8\u7aef\u4e0a\u7981\u6b62\u5bc6\u7801\u767b\u5f55\u3002<\/p>\n
sudo adduser deploy\nsudo usermod -aG sudo deploy\nmkdir -p ~\/.ssh\nchmod 700 ~\/.ssh\nnano ~\/.ssh\/authorized_keys\nchmod 600 ~\/.ssh\/authorized_keys<\/code><\/pre>\n
\u7f16\u8f91 \/etc\/ssh\/sshd_config \u65f6\u5efa\u8bae\u5148\u5907\u4efd\uff0c\u67e5\u627e\u5e76\u4fee\u6539\u4ee5\u4e0b\u53c2\u6570\u3002\u4ee5\u4e0b\u4ec5\u4e3a\u914d\u7f6e\u7247\u6bb5\uff0c\u8bf7\u6839\u636e\u5b9e\u9645\u7aef\u53e3\u548c\u7528\u6237\u8c03\u6574\u3002<\/p>\n
PermitRootLogin no\nPubkeyAuthentication yes\nPasswordAuthentication yes<\/code><\/pre>\n
\u5728\u786e\u8ba4\u65b0\u5bc6\u94a5\u7ec8\u7aef\u53ef\u6b63\u5e38\u767b\u5f55\u540e\uff0c\u53ef\u518d\u5c06 PasswordAuthentication \u8bbe\u7f6e\u4e3a no\uff0c\u7136\u540e\u6267\u884c sudo sshd -t \u9a8c\u8bc1\u914d\u7f6e\u3002<\/p>\n
2.2 \u914d\u7f6eUFW\u9632\u706b\u5899<\/h3>\n
\u542f\u7528\u9632\u706b\u5899\u524d\uff0c\u5fc5\u987b\u5148\u786e\u4fdd\u5f53\u524d SSH \u7aef\u53e3\u5df2\u5141\u8bb8\u3002\u4ee5\u4e0b\u547d\u4ee4\u6309\u9ed8\u8ba4 22 \u7aef\u53e3\u793a\u4f8b\uff0c\u5982\u5df2\u4fee\u6539 SSH \u7aef\u53e3\u8bf7\u66ff\u6362\u3002<\/p>\n
sudo ufw allow OpenSSH\nsudo ufw allow 'Nginx Full'\nsudo ufw enable\nsudo ufw status numbered<\/code><\/pre>\n
2.3 \u914d\u7f6efail2ban\u548c\u81ea\u52a8\u5b89\u5168\u66f4\u65b0<\/h3>\n
\u53ef\u5b89\u88c5 fail2ban \u9650\u5236 SSH \u4e0e Nginx \u5f02\u5e38\u5c1d\u8bd5\uff0c\u5e76\u542f\u7528\u65e0\u4eba\u503c\u5b88\u5b89\u5168\u66f4\u65b0\u3002<\/p>\n
sudo apt update\nsudo apt install fail2ban -y\nsudo systemctl enable fail2ban --now\nsudo dpkg-reconfigure --priority=low unattended-upgrades<\/code><\/pre>\n
fail2ban \u9ed8\u8ba4\u914d\u7f6e\u901a\u5e38\u5df2\u591f\u7528\uff0c\u5982\u9700\u8c03\u6574\u8bf7\u5148\u590d\u5236 \/etc\/fail2ban\/jail.conf \u4e3a jail.local \u540e\u518d\u4fee\u6539\u3002<\/p>\n
\u4e09\u3001Nginx\u6027\u80fd\u4f18\u5316<\/h2>\n
Nginx \u6027\u80fd\u4f18\u5316\u53ef\u53c2\u8003\u6027\u80fd\u4f18\u5316\u57fa\u7840\u601d\u8def\uff0c\u5148\u5907\u4efd\u540e\u4fee\u6539\uff0c\u907f\u514d\u76f4\u63a5\u8986\u76d6\u4e3b\u914d\u7f6e\u3002<\/p>\n
\"\u670d\u52a1\u5668\u8fd0\u7ef4\u4e0e\u6280\u672f\u914d\u7f6e\u573a\u666f\u793a\u610f\u56fe\"<\/figure>\n
3.1 \u8c03\u6574\u5de5\u4f5c\u8fdb\u7a0b\u4e0e\u8fde\u63a5\u53c2\u6570<\/h3>\n
\u5efa\u8bae\u5148\u590d\u5236\u4e3b\u914d\u7f6e\uff0c\u518d\u4f7f\u7528\u6587\u672c\u7f16\u8f91\u5668\u8c03\u6574 worker_processes \u548c events \u53c2\u6570\u3002\u4ee5\u4e0b\u7247\u6bb5\u53ea\u662f\u793a\u4f8b\uff0c\u4e0d\u662f\u5b8c\u6574\u4e3b\u914d\u7f6e\u3002<\/p>\n
sudo cp \/etc\/nginx\/nginx.conf \/etc\/nginx\/nginx.conf.bak.$(date +%F)\nsudo nano \/etc\/nginx\/nginx.conf<\/code><\/pre>\n
# \/etc\/nginx\/nginx.conf\nworker_processes auto;\nevents {\n    worker_connections 1024;\n}\nhttp {\n    keepalive_timeout 65;\n    gzip on;\n    gzip_comp_level 5;\n    gzip_min_length 256;\n    gzip_types text\/plain text\/css application\/json application\/javascript image\/svg+xml;\n}<\/code><\/pre>\n
\u4ee5\u4e0a\u6587\u4ef6\u9700\u4fdd\u7559\u539f\u6709 include \u6307\u4ee4\uff0c\u4ec5\u6839\u636e\u73b0\u6709\u7ed3\u6784\u8ffd\u52a0\u6216\u4fee\u6539\u5bf9\u5e94\u53c2\u6570\u3002<\/p>\n
3.2 \u914d\u7f6e\u9759\u6001\u7f13\u5b58\u4e0e\u8fde\u63a5\u9650\u5236<\/h3>\n
\u53ef\u5728 \/etc\/nginx\/conf.d\/global_perf.conf \u4e2d\u914d\u7f6e\u8fde\u63a5\u9650\u5236\uff0c\u5e76\u5728\u7ad9\u70b9 server \u5757\u4e2d\u6dfb\u52a0\u9759\u6001\u8d44\u6e90\u7f13\u5b58\u3002<\/p>\n
limit_req_zone $binary_remote_addr zone=req_per_ip:10m rate=10r\/s;\nlimit_conn_zone $binary_remote_addr zone=conn_per_ip:10m;\n\nlocation ~* \\.(css|js|jpg|jpeg|png|webp|svg|ico)$ {\n    expires 7d;\n    add_header Cache-Control 'public, max-age=604800';\n    try_files $uri =404;\n}<\/code><\/pre>\n
\u8fde\u63a5\u9650\u5236\u53c2\u6570\u9700\u6839\u636e\u4e1a\u52a1\u6d41\u91cf\u8c03\u6574\uff0c\u4e0d\u8981\u76f4\u63a5\u5957\u7528\u6781\u4f4e\u9608\u503c\u3002<\/p>\n
3.3 \u914d\u7f6e\u9a8c\u8bc1\u4e0e\u70ed\u52a0\u8f7d<\/h3>\n
\u6bcf\u6b21\u4fee\u6539\u540e\u5fc5\u987b\u6267\u884c sudo nginx -t\uff0c\u786e\u8ba4\u8bed\u6cd5\u901a\u8fc7\u540e\u518d\u70ed\u52a0\u8f7d\u3002<\/p>\n
sudo nginx -t\nsudo systemctl reload nginx\nsudo nginx -T | grep -E 'gzip|worker_processes'<\/code><\/pre>\n
\u56db\u3001\u9a8c\u8bc1\u65b9\u6cd5\u4e0e\u56de\u6eda\u601d\u8def<\/h2>\n
4.1 \u529f\u80fd\u9a8c\u8bc1<\/h3>\n