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SSL證書是數(shù)字證書的一種,類似于駕駛證、護照和營業(yè)執(zhí)照的電子副本。因為配置在服務(wù)器上,也稱為SSL服務(wù)器證書。SSL 證書就是遵守 SSL協(xié)議,由受信任的數(shù)字證書頒發(fā)機構(gòu)CA,在驗證服務(wù)器身份后頒發(fā),具有服務(wù)器身份驗證和數(shù)據(jù)傳輸加密功能。我們介紹 一下letsencrypt的免費SSL證書續(xù)簽及解決辦法

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正常letsencrypt的免費SSL證書續(xù)簽, 常常需要停止nginx
步驟:
就是先停nginx服務(wù),然后續(xù)簽操作,在服務(wù)器上即:
1. 直接續(xù)簽證書
find / -name "certbot-auto"
/root/letsencrypt/certbot-auto
/root/certbot-auto
/root/letsencrypt/certbot-auto/certbot-auto renew --force-renew --no-self-upgrade
--force-renew 強制更新
--no-self-upgrade 不更新 letsencrypt
2. 續(xù)簽證書失敗(重新注冊證書)
執(zhí)行: /root/letsencrypt/certbot-auto certonly --standalone --no-self-upgrade -d xxxxx.com
若執(zhí)行報以下錯
Saving debug log to /var/log/letsencrypt/letsencrypt.log
Plugins selected: Authenticator standalone, Installer None
Obtaining a new certificate
Performing the following challenges:
http-01 challenge for xxxx.com
Cleaning up challenges
Problem binding to port 80: Could not bind to IPv4 or IPv6.
停止nginx
sudo /usr/sbin/nginx -s stop
啟動nginx
nginx -c /etc/nginx/nginx.conf
nginx -s reload
最后
用2生成的新的 fullchain.pem 和privkey.pem 替換原來舊的,即可
cp /etc/letsencrypt/live/xxx.com-0001/fullchain.pem /etc/letsencrypt/live/xxx.com/fullchain.pem
cp /etc/letsencrypt/live/xxx.com-0001/privkey.pem /etc/letsencrypt/live/xxx.com/privkey.pem
sudo /usr/sbin/nginx -t
sudo /usr/sbin/nginx -s reload
訪問網(wǎng)站, 可以看到證書已續(xù)簽 ??!
網(wǎng)頁名稱:letsencrypt的免費SSL證書續(xù)簽及解決方案
網(wǎng)頁URL:http://www.dlmjj.cn/article/codoscd.html


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