{"id":33620,"date":"2026-10-15T10:00:00","date_gmt":"2026-10-15T02:00:00","guid":{"rendered":"https:\/\/cn.hostease.com\/blog\/?p=33620"},"modified":"2026-10-16T00:54:05","modified_gmt":"2026-10-15T16:54:05","slug":"letsencrypt-cert-renewal-monitoring-script","status":"publish","type":"post","link":"https:\/\/cn.hostease.com\/blog\/tutorials\/letsencrypt-cert-renewal-monitoring-script\/","title":{"rendered":"Let’s Encrypt \u7eed\u671f\u76d1\u63a7\uff1a\u8bc1\u4e66\u5230\u671f\u68c0\u6d4b\u4e0e\u81ea\u52a8\u544a\u8b66\u811a\u672c"},"content":{"rendered":"

\u7f51\u7ad9\u7a81\u7136\u6253\u4e0d\u5f00\uff0c\u6d4f\u89c8\u5668\u63d0\u793a”\u60a8\u7684\u8fde\u63a5\u4e0d\u662f\u79c1\u5bc6\u8fde\u63a5”\uff0c\u5341\u6709\u516b\u4e5d\u662f SSL\uff08\u5b89\u5168\u4f20\u8f93\u534f\u8bae\uff09\u8bc1\u4e66\u8fc7\u671f\u4e86\u3002Let’s Encrypt \u8bc1\u4e66\u6709\u6548\u671f\u53ea\u6709 90 \u5929\uff0c\u867d\u7136 certbot \u4f1a\u901a\u8fc7\u5b9a\u65f6\u4efb\u52a1\u81ea\u52a8\u7eed\u671f\uff0c\u4f46\u7eed\u671f\u5931\u8d25\u5f80\u5f80\u6084\u65e0\u58f0\u606f\u2014\u2014cron \u65e5\u5fd7\u6ca1\u4eba\u770b\u3001\u90ae\u4ef6\u901a\u77e5\u88ab\u5ffd\u7565\uff0c\u76f4\u5230\u7528\u6237\u6295\u8bc9\u624d\u53d1\u73b0\u95ee\u9898\u3002\u8fd9\u7bc7\u6587\u7ae0\u6559\u4f60\u5982\u4f55\u642d\u5efa\u4e00\u5957\u5b8c\u6574\u7684\u7eed\u671f\u76d1\u63a7\u65b9\u6848\uff1a\u7528\u811a\u672c\u68c0\u6d4b\u6240\u6709\u57df\u540d\u7684\u8bc1\u4e66\u5269\u4f59\u5929\u6570\uff0c\u5728\u5230\u671f\u524d 30 \u5929\u300114 \u5929\u30017 \u5929\u5206\u7ea7\u544a\u8b66\uff0c\u5373\u4f7f certbot \u9759\u9ed8\u5931\u8d25\u4e5f\u80fd\u63d0\u524d\u6536\u5230\u901a\u77e5\u3002<\/p>\n

\"Let's<\/p>\n

\u4e3a\u4ec0\u4e48\u8bc1\u4e66\u4f1a”\u81ea\u52a8\u7eed\u671f\u5374\u4ecd\u7136\u8fc7\u671f”<\/h2>\n

\u5f88\u591a\u4eba\u4ee5\u4e3a\u88c5\u4e86 certbot \u5c31\u4e07\u4e8b\u5927\u5409\uff0c\u5b9e\u9645\u4e0a\u81ea\u52a8\u7eed\u671f\u5b58\u5728\u591a\u4e2a\u5931\u6548\u70b9\u3002\u6211\u4eec\u5904\u7406\u8fc7\u7684\u771f\u5b9e\u6848\u4f8b\u4e2d\uff0c\u6700\u5e38\u89c1\u7684\u539f\u56e0\u6709\u4e09\u4e2a\uff1a<\/p>\n

\u4e00\u662f 80 \u7aef\u53e3\u88ab\u5360\u7528\u5bfc\u81f4 HTTP-01 \u9a8c\u8bc1\u5931\u8d25\u3002\u67d0\u5ba2\u6237\u5728\u670d\u52a1\u5668\u4e0a\u65b0\u589e\u4e86\u4e00\u4e2a\u5360\u7528 80 \u7aef\u53e3\u7684\u670d\u52a1\u540e\uff0ccertbot \u7684 renew \u9a8c\u8bc1\u5168\u90e8\u5931\u8d25\uff0c\u6301\u7eed\u4e86 60 \u5929\u65e0\u4eba\u53d1\u73b0\u3002\u4e8c\u662f DNS\uff08\u57df\u540d\u89e3\u6790\u7cfb\u7edf\uff09\u8bb0\u5f55\u53d8\u66f4\u540e\u672a\u540c\u6b65\uff0c\u6bd4\u5982\u7f51\u7ad9\u8fc1\u79fb\u5230 VPS<\/a>\uff08\u865a\u62df\u4e13\u7528\u670d\u52a1\u5668<\/a>\uff09\u540e\u53ea\u8fc1\u79fb\u4e86\u7f51\u9875\u6587\u4ef6\uff0c\u6ca1\u68c0\u67e5\u8bc1\u4e66\u914d\u7f6e\uff0c\u65e7\u7684\u7eed\u671f\u914d\u7f6e\u6307\u5411\u5df2\u5931\u6548\u7684\u9a8c\u8bc1\u8def\u5f84\u3002\u4e09\u662f Python \u8fd0\u884c\u73af\u5883\u635f\u574f\uff0ccertbot \u4f9d\u8d56\u7684\u7cfb\u7edf\u5305\u5347\u7ea7\u540e\u4e0e\u73b0\u6709\u73af\u5883\u51b2\u7a81\uff0c\u7eed\u671f\u547d\u4ee4\u76f4\u63a5\u62a5\u9519\u9000\u51fa\u3002<\/p>\n

\u8fd9\u4e9b\u95ee\u9898\u5171\u540c\u7684\u7279\u70b9\u662f\uff1acertbot \u7684 cron \u65e5\u5fd7\u91cc\u5176\u5b9e\u5199\u4e86\u9519\u8bef\uff0c\u4f46\u6ca1\u6709\u4eba\u4e3b\u52a8\u53bb\u67e5\u3002\u6240\u4ee5\u76d1\u63a7\u7684\u91cd\u70b9\u4e0d\u662f”\u68c0\u67e5\u8bc1\u4e66\u662f\u5426\u8fc7\u671f”\uff0c\u800c\u662f”\u5728\u8fc7\u671f\u524d\u8db3\u591f\u65e9\u7684\u65f6\u95f4\u70b9\u53d1\u73b0\u7eed\u671f\u5f02\u5e38”\u3002<\/p>\n

\u68c0\u6d4b\u811a\u672c\uff1a\u8bfb\u53d6\u8bc1\u4e66\u5269\u4f59\u5929\u6570<\/h2>\n

\u6838\u5fc3\u601d\u8def\u662f\u7528 openssl<\/code> \u8bfb\u53d6\u8bc1\u4e66\u7684\u5b9e\u9645\u5230\u671f\u65f6\u95f4\uff0c\u800c\u4e0d\u662f\u4fe1\u4efb certbot \u81ea\u5df1\u7684\u8bb0\u5f55\u3002\u4ee5\u4e0b\u662f\u5b8c\u6574\u7684\u68c0\u6d4b\u811a\u672c\uff0c\u4fdd\u5b58\u4e3a \/usr\/local\/bin\/check_cert_expiry.sh<\/code>\uff1a<\/p>\n

#!\/bin\/bash\n# \u68c0\u67e5\u6307\u5b9a\u57df\u540d\u8bc1\u4e66\u7684\u5269\u4f59\u6709\u6548\u5929\u6570\nDOMAINS="www.example.com shop.example.com"\nALERT_EMAIL="admin@example.com"\nWARN_DAYS=30\n\nfor domain in $DOMAINS; do\n  END_DATE=$(echo | openssl s_client -servername "$domain" \\\n    -connect "$domain":443 2>\/dev\/null \\\n    | openssl x509 -noout -enddate \\\n    | cut -d= -f2)\n  if [ -z "$END_DATE" ]; then\n    echo "$(date '+%F %T') [ERROR] $domain \u65e0\u6cd5\u8bfb\u53d6\u8bc1\u4e66" >> \/var\/log\/cert-check.log\n    continue\n  fi\n  END_TS=$(date -d "$END_DATE" +%s)\n  NOW_TS=$(date +%s)\n  DAYS_LEFT=$(( (END_TS - NOW_TS) \/ 86400 ))\n  echo "$(date '+%F %T') [INFO] $domain \u5269\u4f59 ${DAYS_LEFT} \u5929" >> \/var\/log\/cert-check.log\n  if [ "$DAYS_LEFT" -lt "$WARN_DAYS" ]; then\n    echo "$domain \u8bc1\u4e66\u5269\u4f59 ${DAYS_DAYS} \u5929\uff0c\u8bf7\u68c0\u67e5\u7eed\u671f\u72b6\u6001" \\\n      | mail -s "\u8bc1\u4e66\u544a\u8b66: $domain" "$ALERT_EMAIL"\n  fi\ndone\n<\/code><\/pre>\n
\u8fd9\u4e2a\u811a\u672c\u6709\u4e24\u4e2a\u8bbe\u8ba1\u8981\u70b9\u3002\u7b2c\u4e00\uff0c\u5b83\u8d70\u771f\u5b9e\u7684 443 \u7aef\u53e3\u63e1\u624b\u8bfb\u53d6\u7ebf\u4e0a\u8bc1\u4e66\uff0c\u80fd\u53d1\u73b0”\u672c\u5730\u8bc1\u4e66\u7eed\u671f\u6210\u529f\u4f46 nginx \u6ca1\u6709\u91cd\u65b0\u52a0\u8f7d”\u8fd9\u7c7b\u914d\u7f6e\u4e0d\u540c\u6b65\u95ee\u9898\u3002\u7b2c\u4e8c\uff0c\u65e5\u5fd7\u5199\u5165 \/var\/log\/cert-check.log<\/code>\uff0c\u6bcf\u6b21\u8fd0\u884c\u90fd\u7559\u4e0b\u65f6\u95f4\u6233\u8bb0\u5f55\uff0c\u65b9\u4fbf\u4e8b\u540e\u56de\u6eaf\u8bc1\u4e66\u662f\u5728\u54ea\u4e00\u5929\u5f00\u59cb\u6ca1\u6709\u7eed\u4e0a\u7684\u3002<\/p>\n
\u90e8\u7f72 cron \u5b9a\u65f6\u68c0\u6d4b<\/h2>\n
\u811a\u672c\u5199\u597d\u540e\uff0c\u7528 cron \u8ba9\u5b83\u6bcf\u5929\u81ea\u52a8\u8fd0\u884c\u4e00\u6b21\u3002\u6267\u884c crontab -e<\/code> \u6dfb\u52a0\uff1a<\/p>\n
0 8 * * * \/usr\/local\/bin\/check_cert_expiry.sh\n<\/code><\/pre>\n
\u6bcf\u5929\u65e9\u4e0a 8 \u70b9\u68c0\u67e5\u4e00\u904d\u3002\u5982\u679c\u4f60\u60f3\u66f4\u7a33\u59a5\uff0c\u53ef\u4ee5\u5728\u7eed\u671f\u7a97\u53e3\uff08Let’s Encrypt \u5efa\u8bae\u6bcf 60 \u5929\u7eed\u671f\u4e00\u6b21\uff09\u524d\u540e\u5404\u52a0\u4e00\u6b21\u68c0\u67e5\uff0c\u6539\u4e3a\u6bcf 12 \u5c0f\u65f6\u8fd0\u884c\u4e00\u6b21\uff1a0 8,20 * * *<\/code>\u3002<\/p>\n
\u90e8\u7f72\u540e\u5148\u624b\u52a8\u8dd1\u4e00\u6b21\u9a8c\u8bc1\uff1abash \/usr\/local\/bin\/check_cert_expiry.sh && tail \/var\/log\/cert-check.log<\/code>\u3002\u786e\u8ba4\u65e5\u5fd7\u4e2d\u6bcf\u4e2a\u57df\u540d\u90fd\u6709\u6b63\u5e38\u7684\u5269\u4f59\u5929\u6570\u8bb0\u5f55\uff0c\u518d\u4ea4\u7ed9 cron\u3002\u5f88\u591a\u670d\u52a1\u5668\u6ca1\u914d\u7f6e mail<\/code> \u547d\u4ee4\uff0c\u544a\u8b66\u4f1a\u9759\u9ed8\u4e22\u5931\uff0c\u8fd9\u4e00\u6b65\u53ef\u4ee5\u7528 echo test | mail -s test admin@example.com<\/code> \u9a8c\u8bc1\u90ae\u4ef6\u901a\u9053\u662f\u5426\u771f\u7684\u53ef\u7528\u3002<\/p>\n
\"\u8bc1\u4e66\u68c0\u6d4b\u6d41\u7a0b\u793a\u610f\u56fe\uff1a\u670d\u52a1\u5668\u3001\u68c0\u6d4b\u76fe\u724c\u4e0e\u544a\u8b66\u94c3\u94db\u7684\u8fde\u63a5\u5173\u7cfb\"<\/p>\n
\u5bf9\u4e8e\u6258\u7ba1\u5728\u865a\u62df\u4e3b\u673a<\/a>\u4e0a\u7684\u7f51\u7ad9\uff0c\u7528\u6237\u6ca1\u6709 root \u6743\u9650\u4e5f\u65e0\u6cd5\u81ea\u884c\u90e8\u7f72 cron\uff0c\u8fd9\u7c7b\u73af\u5883\u8bc1\u4e66\u7531\u670d\u52a1\u5546\u7edf\u4e00\u7ba1\u7406\u3002\u5982\u679c\u4f60\u6b63\u5728\u9009\u578b\uff0cHostease \u865a\u62df\u4e3b\u673a<\/a>\u9ed8\u8ba4\u63d0\u4f9b\u81ea\u52a8\u7eed\u671f\u7684 SSL\uff08\u5b89\u5168\u4f20\u8f93\u534f\u8bae\uff09\u8bc1\u4e66\uff0c\u9002\u5408\u4e0d\u60f3\u81ea\u5df1\u7ef4\u62a4\u8bc1\u4e66\u94fe\u8def\u7684\u4e2d\u5c0f\u7ad9\u70b9\u3002<\/p>\n
\u5206\u7ea7\u544a\u8b66\uff1a\u628a”\u5230\u671f\u4e86”\u53d8\u6210”\u5feb\u5230\u671f\u4e86”<\/h2>\n
\u5355\u4e00\u9608\u503c\u7684\u544a\u8b66\u6709\u4e24\u4e2a\u7f3a\u9677\uff1a\u8bbe\u5f97\u592a\u665a\uff08\u6bd4\u5982 3 \u5929\uff09\u4f1a\u6765\u4e0d\u53ca\u5904\u7406\uff0c\u8bbe\u5f97\u592a\u65e9\uff08\u6bd4\u5982 45 \u5929\uff09\u4f1a\u5bfc\u81f4\u544a\u8b66\u88ab\u53cd\u590d\u89e6\u53d1\u3001\u9010\u6e10\u9ebb\u6728\u3002\u66f4\u597d\u7684\u505a\u6cd5\u662f\u5206\u7ea7\u544a\u8b66\uff0c\u5728\u811a\u672c\u4e2d\u7528\u9636\u68af\u903b\u8f91\u5b9e\u73b0\uff1a<\/p>\n
if [ "$DAYS_LEFT" -le 7 ]; then\n  LEVEL="CRITICAL"\nelif [ "$DAYS_LEFT" -le 14 ]; then\n  LEVEL="WARNING"\nelif [ "$DAYS_LEFT" -le 30 ]; then\n  LEVEL="NOTICE"\nfi\n<\/code><\/pre>\n
\u4e09\u7ea7\u9608\u503c\u5bf9\u5e94\u7684\u5904\u7406\u8282\u594f\u662f\uff1aNOTICE \u7ea7\u522b\uff08\u5269\u4f59 30 \u5929\u4ee5\u5185\uff09\u8bb0\u5f55\u65e5\u5fd7\u5e76\u6bcf\u65e5\u63d0\u9192\uff0c\u6b64\u65f6\u6b63\u5e38\u6267\u884c\u4e00\u6b21 certbot renew<\/code> \u5c31\u80fd\u89e3\u51b3\uff1bWARNING \u7ea7\u522b\uff0814 \u5929\u4ee5\u5185\uff09\u8bf4\u660e\u4e0a\u6b21\u81ea\u52a8\u7eed\u671f\u53ef\u80fd\u5df2\u7ecf\u5931\u8d25\uff0c\u9700\u8981\u767b\u5f55\u670d\u52a1\u5668\u68c0\u67e5 certbot renew --dry-run<\/code> \u7684\u8f93\u51fa\uff0c\u91cd\u70b9\u770b 80\/443 \u7aef\u53e3\u548c DNS \u9a8c\u8bc1\u662f\u5426\u6b63\u5e38\uff1bCRITICAL \u7ea7\u522b\uff087 \u5929\u4ee5\u5185\uff09\u5fc5\u987b\u7acb\u5373\u4eba\u5de5\u4ecb\u5165\uff0c\u624b\u52a8\u7eed\u671f\u5e76\u68c0\u67e5 nginx\/apache \u662f\u5426\u91cd\u65b0\u52a0\u8f7d\u4e86\u65b0\u8bc1\u4e66\u3002<\/p>\n
\u5b9e\u9645\u90e8\u7f72\u65f6\u5efa\u8bae\u628a CRITICAL \u544a\u8b66\u540c\u65f6\u53d1\u5230\u4e24\u4e2a\u6e20\u9053\uff08\u6bd4\u5982\u90ae\u4ef6\u52a0\u5373\u65f6\u901a\u8baf webhook\uff09\uff0c\u56e0\u4e3a\u8bc1\u4e66\u8fc7\u671f\u9020\u6210\u7684\u8bbf\u5ba2\u6d41\u5931\u662f\u5b9e\u6253\u5b9e\u7684\u2014\u2014\u6d4f\u89c8\u5668\u62e6\u622a\u9875\u9762\u4f1a\u8ba9\u8d85\u8fc7 80% \u7684\u8bbf\u5ba2\u76f4\u63a5\u79bb\u5f00\u3002<\/p>\n
\"\u5206\u7ea7\u544a\u8b66\u793a\u610f\u56fe\uff1a\u84dd\u3001\u6a59\u3001\u7ea2\u4e09\u6863\u4e0d\u540c\u957f\u5ea6\u7684\u8fdb\u5ea6\u6761\"<\/p>\n
\u8fdb\u9636\uff1a\u7528 certbot \u94a9\u5b50\u4e3b\u52a8\u6355\u83b7\u7eed\u671f\u5931\u8d25<\/h2>\n
\u524d\u9762\u7684\u65b9\u6848\u662f”\u4e8b\u540e\u68c0\u6d4b”\uff0c\u8fd8\u53ef\u4ee5\u518d\u5f80\u524d\u8d70\u4e00\u6b65\uff0c\u5728\u7eed\u671f\u5931\u8d25\u7684\u7b2c\u4e00\u65f6\u95f4\u5c31\u6536\u5230\u901a\u77e5\u3002certbot \u63d0\u4f9b\u4e86 --deploy-hook<\/code> \u548c\u5931\u8d25\u94a9\u5b50\u673a\u5236\uff0c\u5728 \/etc\/letsencrypt\/renewal-hooks\/<\/code> \u76ee\u5f55\u4e0b\u53ef\u4ee5\u653e\u7f6e\u4e09\u7c7b\u811a\u672c\uff1apre<\/code>\uff08\u7eed\u671f\u524d\uff09\u3001post<\/code>\uff08\u7eed\u671f\u540e\uff09\u3001deploy<\/code>\uff08\u65b0\u8bc1\u4e66\u90e8\u7f72\u6210\u529f\u540e\uff09\u3002<\/p>\n
\u6700\u5b9e\u7528\u7684\u662f deploy hook\uff0c\u7528\u6765\u81ea\u52a8\u91cd\u8f7d web \u670d\u52a1\u5668\uff0c\u907f\u514d”\u8bc1\u4e66\u5df2\u7eed\u671f\u4f46\u670d\u52a1\u8fd8\u5728\u7528\u65e7\u8bc1\u4e66”\u7684\u95ee\u9898\uff1a<\/p>\n
# \/etc\/letsencrypt\/renewal-hooks\/deploy\/reload-nginx.sh\n#!\/bin\/bash\nsystemctl reload nginx\n<\/code><\/pre>\n
chmod +x<\/code> \u8d4b\u4e88\u6267\u884c\u6743\u9650\u540e\uff0c\u6bcf\u6b21 certbot \u6210\u529f\u7eed\u671f\u90fd\u4f1a\u81ea\u52a8\u91cd\u8f7d nginx\u3002\u800c\u5bf9\u4e8e\u5931\u8d25\u6355\u83b7\uff0c\u53ef\u4ee5\u5728 cron \u4e2d\u6539\u4e3a\u8c03\u7528 certbot renew 2>&1 | mail -s \"certbot \u7eed\u671f\u7ed3\u679c\" admin@example.com<\/code>\uff0c\u8ba9\u6bcf\u6b21\u7eed\u671f\u65e0\u8bba\u6210\u8d25\u90fd\u53d1\u4e00\u5c01\u90ae\u4ef6\u2014\u2014\u6210\u529f\u65f6\u90ae\u4ef6\u662f\u4f8b\u884c\u786e\u8ba4\uff0c\u6ca1\u6536\u5230\u90ae\u4ef6\u6216\u90ae\u4ef6\u91cc\u6709\u62a5\u9519\u5c31\u662f\u9700\u8981\u5173\u6ce8\u7684\u4fe1\u53f7\u3002<\/p>\n
\u4e24\u79cd\u65b9\u6848\u7ed3\u5408\u540e\u7684\u76d1\u63a7\u94fe\u8def\u662f\uff1acertbot \u7eed\u671f\u65f6\u94a9\u5b50\u81ea\u52a8\u91cd\u8f7d\u670d\u52a1\u5e76\u90ae\u4ef6\u56de\u62a5\u7ed3\u679c\uff0c\u72ec\u7acb\u7684\u68c0\u6d4b\u811a\u672c\u6bcf\u5929\u6838\u5bf9\u7ebf\u4e0a\u8bc1\u4e66\u5269\u4f59\u5929\u6570\uff0c\u670d\u52a1\u5668\u8fd0\u7ef4\u76f8\u5173\u6587\u7ae0<\/a>\u91cc\u8fd8\u6709\u66f4\u591a Web \u670d\u52a1\u5668\u7ef4\u62a4\u7684\u7ec6\u8282\u53ef\u4ee5\u53c2\u8003\u3002\u53cc\u5c42\u673a\u5236\u4e0b\uff0c\u5373\u4f7f\u67d0\u4e00\u5c42\u5931\u6548\uff0c\u53e6\u4e00\u5c42\u4ecd\u80fd\u5728\u8bc1\u4e66\u8fc7\u671f\u524d 30 \u5929\u628a\u95ee\u9898\u66b4\u9732\u51fa\u6765\u3002<\/p>\n
\u603b\u7ed3<\/h2>\n
Let’s Encrypt \u7eed\u671f\u76d1\u63a7\u7684\u672c\u8d28\u662f\u7ed9\u81ea\u52a8\u5316\u6d41\u7a0b\u52a0\u4e0a\u4eba\u5de5\u53ef\u611f\u77e5\u7684\u5b89\u5168\u7f51\u3002\u6838\u5fc3\u52a8\u4f5c\u6709\u4e09\u6b65\uff1a\u7528 openssl \u811a\u672c\u6bcf\u5929\u68c0\u6d4b\u7ebf\u4e0a\u8bc1\u4e66\u5269\u4f59\u5929\u6570\uff0c\u7528\u5206\u7ea7\u9608\u503c\uff0830\/14\/7 \u5929\uff09\u533a\u5206\u544a\u8b66\u4f18\u5148\u7ea7\uff0c\u7528 certbot \u94a9\u5b50\u5728\u7eed\u671f\u5931\u8d25\u7684\u7b2c\u4e00\u65f6\u95f4\u53d1\u51fa\u901a\u77e5\u3002\u6574\u5957\u65b9\u6848\u53ea\u9700\u8981\u4e00\u4e2a shell \u811a\u672c\u52a0\u4e00\u6761 cron \u8bb0\u5f55\uff0c10 \u5206\u949f\u5c31\u80fd\u90e8\u7f72\u5b8c\u6210\u3002<\/p>\n
\u5982\u679c\u4f60\u9700\u8981\u73b0\u6210\u7684\u8fd0\u7ef4\u73af\u5883\u652f\u6301\uff0c\u53ef\u4ee5\u8003\u8651 Hostease \u7684 VPS \u4e3b\u673a<\/a>\u65b9\u6848\uff0croot \u6743\u9650\u5b8c\u6574\uff0c\u53ef\u4ee5\u81ea\u7531\u90e8\u7f72 certbot \u548c\u81ea\u5b9a\u4e49\u76d1\u63a7\u811a\u672c\uff1b\u7ba1\u7406\u591a\u53f0\u673a\u5668\u65f6\uff0c\u8fd9\u5957\u68c0\u6d4b\u811a\u672c\u4e5f\u53ef\u4ee5\u7edf\u4e00\u8dd1\u5728 \u72ec\u7acb\u670d\u52a1\u5668<\/a>\u7684\u8fd0\u7ef4\u6d41\u7a0b\u91cc\u505a\u96c6\u4e2d\u544a\u8b66\uff1b\u5982\u679c\u662f\u4f01\u4e1a\u7ad9\u70b9\uff0c\u6211\u4eec\u63a8\u8350\u628a\u8bc1\u4e66\u68c0\u67e5\u7eb3\u5165\u6bcf\u5468\u4f8b\u884c\u5de1\u68c0\u6e05\u5355\uff0c\u4e0e\u5907\u4efd\u9a8c\u8bc1\u4e00\u8d77\u6267\u884c\u3002\u5efa\u8bae\u73b0\u5728\u5c31\u767b\u5f55\u4e00\u53f0\u670d\u52a1\u5668\uff0c\u5148\u624b\u52a8\u8dd1\u4e00\u904d\u672c\u6587\u7684\u68c0\u6d4b\u811a\u672c\uff0c\u770b\u770b\u4f60\u7684\u57df\u540d\u8bc1\u4e66\u8fd8\u5269\u591a\u5c11\u5929\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u624b\u628a\u624b\u6559\u4f60\u7528 certbot \u4e0e cron \u642d\u5efa Let’s Encrypt \u8bc1\u4e66\u5230\u671f\u68c0\u6d4b\u4e0e\u81ea\u52a8\u544a\u8b66\u811a\u672c\uff0c\u63d0\u524d\u53d1\u73b0\u7eed\u671f\u5931\u8d25\uff0c\u907f\u514d\u7f51\u7ad9\u56e0\u8bc1\u4e66\u8fc7\u671f\u7a81\u7136\u65e0\u6cd5\u8bbf\u95ee\u3002<\/p>\n","protected":false},"author":2,"featured_media":33617,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[4099],"tags":[4899,4259,162,5274,5273],"class_list":["post-33620","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tutorials","tag-certbot","tag-letsencrypt","tag-ssl","tag-5274","tag-5273"],"aioseo_notices":[],"jetpack_featured_media_url":"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/10\/letsencrypt-monitor-cover.webp","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/33620","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/comments?post=33620"}],"version-history":[{"count":1,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/33620\/revisions"}],"predecessor-version":[{"id":33633,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/33620\/revisions\/33633"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/media\/33617"}],"wp:attachment":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/media?parent=33620"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/categories?post=33620"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/tags?post=33620"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}