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<a class="featured-image-link" href="https://h.cowbay.org/post/auto-fetch-wildcard-ssl-certs-acme-dns-lego/"><div class='featured-image lazy lazy-bg-image' data-background="https://h.cowbay.org/images/post-default-8.jpg"></div></a>
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<span class="date">26 August</span>
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<span class="author">
<a href="https://github.com/changchichung" title="Posts by Eric Chang" rel="author">Eric Chang</a>
</span>
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<h2 class='excerpt-title'>
<a href="https://h.cowbay.org/post/auto-fetch-wildcard-ssl-certs-acme-dns-lego/ "> auto fetch Wildcard ssl certs with lego &#43; acme-dns ( Domain Register : Namecheap) </a>
</h2>
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<article>
<h3 id="auto-fetch--wildcard-ssl-certs-with-lego--acme-dns--domain-register--namecheap">auto fetch Wildcard ssl certs with lego + acme-dns ( Domain Register : Namecheap)</h3>
<p>自從用了 <a href="https://github.com/artyom/leproxy">leproxy</a> 之後其實就很少在管ssl 憑證的問題,反正<a href="https://github.com/artyom/leproxy">leproxy </a>都會自動處理好</p>
<p>不過LAN裡面的機器越來越多每次看到警告說沒有加密的訊息就有點不爽之前用了很多方式去申請全域憑證申請倒是還好沒太多問題。但是一碰到要更新就都無法自動因為都會要求去修改DNS 的 TXT 或者是 CNAME 記錄。</p>
<p>一般來說如果是其他DNS 供應商大部分都會提供API那就還好。 BUT !! (對然生就是離不開這個BUT &hellip;) 我們的域名是老闆在 iwantmyname 買的,一開始是給 webfaction 代管後來webfaction 被godaddy 買走,就轉到 namecheap 去(我也不知道為什麼不在godaddy 就好)。</p>
<div class="more-link-wrapper"><a class="more-link" href="https://h.cowbay.org/post/auto-fetch-wildcard-ssl-certs-acme-dns-lego/">Read the post<span class="screen-reader-text">This is a Standard Post</span></a></div>
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<a class="featured-image-link" href="https://h.cowbay.org/post/cloudcmd-web-file-manager/"><div class='featured-image lazy lazy-bg-image' data-background="https://h.cowbay.org/images/post-default-2.jpg"></div></a>
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<span class="date">20 July</span>
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<span class="author">
<a href="https://github.com/changchichung" title="Posts by Eric Chang" rel="author">Eric Chang</a>
</span>
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<span class="category">
<a href="/categories/%E7%AD%86%E8%A8%98">筆記</a>
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<h2 class='excerpt-title'>
<a href="https://h.cowbay.org/post/cloudcmd-web-file-manager/ "> [筆記] WEB 檔案管理 Cloudcmd Web File Manager </a>
</h2>
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<article>
<p>最近又接到之前處理過的需求,要讓使用者可以在外部上傳、編輯 yaml 檔案</p>
<p>之前是用 gohttpd 來做</p>
<p>可是不支援線上編輯 yaml 檔案</p>
<div class="more-link-wrapper"><a class="more-link" href="https://h.cowbay.org/post/cloudcmd-web-file-manager/">Read the post<span class="screen-reader-text">This is a Standard Post</span></a></div>
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<a class="featured-image-link" href="https://h.cowbay.org/post/various-self-hosted-file-sharing-system-test/"><div class='featured-image lazy lazy-bg-image' data-background="https://h.cowbay.org/images/post-default-18.jpg"></div></a>
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<span class="date">25 June</span>
<span> / </span>
<span class="author">
<a href="https://github.com/changchichung" title="Posts by Eric Chang" rel="author">Eric Chang</a>
</span>
<span> / </span>
<span class="category">
<a href="/categories/%E7%AD%86%E8%A8%98">筆記</a>
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<a href="https://h.cowbay.org/post/various-self-hosted-file-sharing-system-test/ "> [筆記] 幾種可以自建服務的 File Sharing 系統比較 </a>
</h2>
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<p>感覺最近應該會用到類似這樣的功能,趁著最近比較閒一點</p>
<p>就把系統弄起來玩玩看順便建立ansible 的playbook</p>
<div class="more-link-wrapper"><a class="more-link" href="https://h.cowbay.org/post/various-self-hosted-file-sharing-system-test/">Read the post<span class="screen-reader-text">This is a Standard Post</span></a></div>
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<a class="featured-image-link" href="https://h.cowbay.org/post/install-postgresql-pg_strom-nvidia_driver-cuda-in-ubuntu-20.04/"><div class='featured-image lazy lazy-bg-image' data-background="https://h.cowbay.org/images/post-default-3.jpg"></div></a>
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<span class="date">18 November</span>
<span> / </span>
<span class="author">
<a href="https://github.com/changchichung" title="Posts by Eric Chang" rel="author">Eric Chang</a>
</span>
<span> / </span>
<span class="category">
<a href="/categories/%E7%AD%86%E8%A8%98">筆記</a>
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<h2 class='excerpt-title'>
<a href="https://h.cowbay.org/post/install-postgresql-pg_strom-nvidia_driver-cuda-in-ubuntu-20.04/ "> ubuntu 20.04 install nvidia driver / CUDA / postgresql / pg_strom </a>
</h2>
</div>
<div class='excerpt-content'>
<article>
<p>最近又開始在亂搞postgresql 一直想要玩玩看GPU運算的威力大概一年多前有測試了 ubuntu 18.04 + postgresql + pg_strom 可是當時因為pg_strom 不支援當時手邊的顯示卡,只好作罷。</p>
<p>Breaks here</p>
<div class="more-link-wrapper"><a class="more-link" href="https://h.cowbay.org/post/install-postgresql-pg_strom-nvidia_driver-cuda-in-ubuntu-20.04/">Read the post<span class="screen-reader-text">This is a Standard Post</span></a></div>
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<a class="featured-image-link" href="https://h.cowbay.org/post/ubuntu-letsencrypt-cloudflare-wildcard/"><div class='featured-image lazy lazy-bg-image' data-background="https://h.cowbay.org/images/post-default-4.jpg"></div></a>
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<div class="excerpt-meta">
<span class="date">02 September</span>
<span> / </span>
<span class="author">
<a href="https://github.com/changchichung" title="Posts by Eric Chang" rel="author">Eric Chang</a>
</span>
<span> / </span>
<span class="category">
<a href="/categories/%E7%AD%86%E8%A8%98">筆記</a>
</span>
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<div class='excerpt-header'>
<h2 class='excerpt-title'>
<a href="https://h.cowbay.org/post/ubuntu-letsencrypt-cloudflare-wildcard/ "> [筆記] 在 ubuntu 20.04 底下用certbot 透過Cloudflare 申請全域的 Letsencrypt 憑證 </a>
</h2>
</div>
<div class='excerpt-content'>
<article>
<p>之前用caddy 作為反向代理其中一個優勢就是caddy 會自動處理Letsencrypt 憑證的問題</p>
<p>也不用煩惱怎麼去更新一堆有的沒的</p>
<p>不過,實際應用上,還是偶爾會拿這些憑證檔案來用的狀況</p>
<p>雖然可以從caddy 上面取得這些檔案</p>
<p>但是基本上這些檔案都是綁定一個特定的hostname</p>
<p>可是我想要有一個憑證,可以給同網域底下的機器用 ( Wildcard certificates )</p>
<div class="more-link-wrapper"><a class="more-link" href="https://h.cowbay.org/post/ubuntu-letsencrypt-cloudflare-wildcard/">Read the post<span class="screen-reader-text">This is a Standard Post</span></a></div>
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