Makefile bug fixed
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10 changed files with 542 additions and 6 deletions
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@ -73,6 +73,17 @@ utilities</a>
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tweaking my Linux sytem or trying to do productive things.</p>
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<p class="articles-date">25.7.2025</p>
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</li>
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<li>
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<div class="articles-header">
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<a href="rsync-android.html" class="articles-title">Using rsync on
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Android to syncronise my Music library</a>
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<p class="articles-author"><em>Never</em></p>
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</div>
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<p class="articles-summary">As Spotify is getting enshittified by
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capitalism, keeping a music library is kind of essential. Here I use
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rsync to syncronise my library with my Android smartphone.</p>
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<p class="articles-date">12.01.2026</p>
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</li>
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</ul>
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</nav>
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@ -121,8 +121,8 @@ Ghostscript</a></li>
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</ul>
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</nav>
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<article>
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<h2 id="merge-pdfs">Merge pdfs</h2>
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<h3 id="using-ghostscript">Using Ghostscript</h3>
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<h1 id="merge-pdfs">Merge pdfs</h1>
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<h2 id="using-ghostscript">Using Ghostscript</h2>
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<p>Ghostscript has a feature to merge multiple pdf files into one.
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Although ImageMagick also has this feature, I prefer this one, as it
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doesn’t rasterize and scales down the pdf files.</p>
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203
public_html/eh/eh/eh/eh-eh/rsync-android.html
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203
public_html/eh/eh/eh/eh-eh/rsync-android.html
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@ -0,0 +1,203 @@
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<!DOCTYPE html>
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<html xmlns="http://www.w3.org/1999/xhtml" lang="" xml:lang="">
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<head>
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<meta charset="utf-8" />
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<meta name="generator" content="pandoc" />
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<meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=yes" />
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<meta name="author" content="Never" />
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<title>Using rsync on Android to syncronise my Music library</title>
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<link rel="icon" type="image/x-icon" href="pandoc/favicon.png">
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<style>
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code{white-space: pre-wrap;}
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span.smallcaps{font-variant: small-caps;}
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div.columns{display: flex; gap: min(4vw, 1.5em);}
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div.column{flex: auto; overflow-x: auto;}
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div.hanging-indent{margin-left: 1.5em; text-indent: -1.5em;}
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/* The extra [class] is a hack that increases specificity enough to
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override a similar rule in reveal.js */
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ul.task-list[class]{list-style: none;}
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ul.task-list li input[type="checkbox"] {
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font-size: inherit;
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width: 0.8em;
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margin: 0 0.8em 0.2em -1.6em;
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vertical-align: middle;
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}
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/* CSS for syntax highlighting */
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html { -webkit-text-size-adjust: 100%; }
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pre > code.sourceCode { white-space: pre; position: relative; }
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pre > code.sourceCode > span { display: inline-block; line-height: 1.25; }
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pre > code.sourceCode > span:empty { height: 1.2em; }
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.sourceCode { overflow: visible; }
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code.sourceCode > span { color: inherit; text-decoration: inherit; }
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div.sourceCode { margin: 1em 0; }
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pre.sourceCode { margin: 0; }
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@media screen {
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div.sourceCode { overflow: auto; }
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}
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@media print {
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pre > code.sourceCode { white-space: pre-wrap; }
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pre > code.sourceCode > span { text-indent: -5em; padding-left: 5em; }
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}
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pre.numberSource code
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{ counter-reset: source-line 0; }
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pre.numberSource code > span
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{ position: relative; left: -4em; counter-increment: source-line; }
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pre.numberSource code > span > a:first-child::before
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{ content: counter(source-line);
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position: relative; left: -1em; text-align: right; vertical-align: baseline;
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border: none; display: inline-block;
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-webkit-touch-callout: none; -webkit-user-select: none;
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-khtml-user-select: none; -moz-user-select: none;
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-ms-user-select: none; user-select: none;
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padding: 0 4px; width: 4em;
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}
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pre.numberSource { margin-left: 3em; padding-left: 4px; }
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div.sourceCode
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{ color: #cccccc; background-color: #303030; }
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@media screen {
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pre > code.sourceCode > span > a:first-child::before { text-decoration: underline; }
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}
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code span.al { color: #ffcfaf; } /* Alert */
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code span.an { color: #7f9f7f; font-weight: bold; } /* Annotation */
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code span.at { } /* Attribute */
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code span.bn { color: #dca3a3; } /* BaseN */
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code span.bu { } /* BuiltIn */
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code span.cf { color: #f0dfaf; } /* ControlFlow */
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code span.ch { color: #dca3a3; } /* Char */
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code span.cn { color: #dca3a3; font-weight: bold; } /* Constant */
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code span.co { color: #7f9f7f; } /* Comment */
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code span.cv { color: #7f9f7f; font-weight: bold; } /* CommentVar */
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code span.do { color: #7f9f7f; } /* Documentation */
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code span.dt { color: #dfdfbf; } /* DataType */
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code span.dv { color: #dcdccc; } /* DecVal */
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code span.er { color: #c3bf9f; } /* Error */
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code span.ex { } /* Extension */
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code span.fl { color: #c0bed1; } /* Float */
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code span.fu { color: #efef8f; } /* Function */
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code span.im { } /* Import */
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code span.in { color: #7f9f7f; font-weight: bold; } /* Information */
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code span.kw { color: #f0dfaf; } /* Keyword */
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code span.op { color: #f0efd0; } /* Operator */
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code span.ot { color: #efef8f; } /* Other */
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code span.pp { color: #ffcfaf; font-weight: bold; } /* Preprocessor */
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code span.sc { color: #dca3a3; } /* SpecialChar */
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code span.ss { color: #cc9393; } /* SpecialString */
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code span.st { color: #cc9393; } /* String */
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code span.va { } /* Variable */
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code span.vs { color: #cc9393; } /* VerbatimString */
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code span.wa { color: #7f9f7f; font-weight: bold; } /* Warning */
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</style>
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<link rel="stylesheet" href="style.css" />
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</head>
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<body>
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<header id="page-header">
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<ul>
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<li><a href="index.html">Home</a></li><li><a href="about.html">About</a></li>
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</ul>
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<!--
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<ul>
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<li>
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<span id="dark-mode">
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<input id="dark-mode-toggle" type="checkbox"><label for="dark-mode-toggle">Dark mode</label>
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</span>
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</li>
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</ul>
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-->
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</header>
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<header id="title-block-header">
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<h1 class="title">Using rsync on Android to syncronise my Music
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library</h1>
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<p class="author">Never</p>
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<p class="date">12.01.2026</p>
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</header>
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<section id="content">
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<nav id="TOC" role="doc-toc">
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<ul>
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<li><a href="#setup-termux" id="toc-setup-termux">Setup Termux</a></li>
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<li><a href="#establishing-an-ssh-connection"
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id="toc-establishing-an-ssh-connection">Establishing an ssh
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connection</a>
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<ul>
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<li><a href="#configuring-android"
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id="toc-configuring-android">Configuring Android</a></li>
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<li><a href="#connecting-to-android-via-ssh"
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id="toc-connecting-to-android-via-ssh">Connecting to Android via
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ssh</a></li>
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</ul></li>
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<li><a href="#syncronising-files-with-rsync"
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id="toc-syncronising-files-with-rsync">Syncronising files with
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rsync</a></li>
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</ul>
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</nav>
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<article>
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<h1 id="setup-termux">Setup Termux</h1>
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<p>Install Termux using F-Droid.</p>
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<p>Update software repos.</p>
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<div class="sourceCode" id="cb1"><pre class="sourceCode sh"><code class="sourceCode bash"><span id="cb1-1"><a href="#cb1-1" aria-hidden="true" tabindex="-1"></a><span class="ex">pkg</span> update</span></code></pre></div>
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<p>Grant file access permissions using.</p>
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<div class="sourceCode" id="cb2"><pre class="sourceCode sh"><code class="sourceCode bash"><span id="cb2-1"><a href="#cb2-1" aria-hidden="true" tabindex="-1"></a><span class="ex">termux-setup-storage</span></span></code></pre></div>
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<h1 id="establishing-an-ssh-connection">Establishing an ssh
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connection</h1>
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<p>If network (such as eduroam) is blocking ssh trafic between machines,
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open a Wi-Fi Hotspot on your Linux machine and connect the Andoid device
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to it before using <code>rsync</code> or <code>ssh</code>.</p>
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<h2 id="configuring-android">Configuring Android</h2>
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<p>Install the openssh server on Termux.</p>
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<div class="sourceCode" id="cb3"><pre class="sourceCode sh"><code class="sourceCode bash"><span id="cb3-1"><a href="#cb3-1" aria-hidden="true" tabindex="-1"></a><span class="ex">pkg</span> install openssh</span></code></pre></div>
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<p>Start the ssh server daemon.</p>
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<div class="sourceCode" id="cb4"><pre class="sourceCode sh"><code class="sourceCode bash"><span id="cb4-1"><a href="#cb4-1" aria-hidden="true" tabindex="-1"></a><span class="ex">sshd</span></span></code></pre></div>
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<p>Get the ip address of the Android machine (in the Hotspot).</p>
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<div class="sourceCode" id="cb5"><pre class="sourceCode sh"><code class="sourceCode bash"><span id="cb5-1"><a href="#cb5-1" aria-hidden="true" tabindex="-1"></a><span class="ex">ifconfig</span></span></code></pre></div>
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<pre><code>Warning: cannot open /proc/net/dev (Permission denied). Limited output.
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lo: flags=73<UP,LOOPBACK,RUNNING> mtu 65536
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inet 127.0.0.1 netmask 255.0.0.0
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unspec 00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00 txqueuelen 1000 (UNSPEC)
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rmnet0: flags=4305<UP,POINTOPOINT,RUNNING,NOARP,MULTICAST> mtu 1280
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inet 10.200.157.166 netmask 255.255.255.0 destination 10.200.157.166
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unspec 00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00 txqueuelen 1000 (UNSPEC)
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wlan0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
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inet 10.42.0.200 netmask 255.255.255.0 broadcast 10.42.0.210
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unspec 00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00 txqueuelen 1000 (UNSPEC)</code></pre>
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<p>In this case 10.42.0.200.</p>
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<p>The ssh server should now be running and listening on port 8022. You
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can check by running</p>
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<div class="sourceCode" id="cb7"><pre class="sourceCode sh"><code class="sourceCode bash"><span id="cb7-1"><a href="#cb7-1" aria-hidden="true" tabindex="-1"></a><span class="fu">nmap</span> <span class="at">-Pn</span> <span class="op"><</span>ip_address<span class="op">></span></span></code></pre></div>
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<p>For me <code><ip_address></code> whould be 10.42.0.200.</p>
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<p>Get the username.</p>
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<div class="sourceCode" id="cb8"><pre class="sourceCode sh"><code class="sourceCode bash"><span id="cb8-1"><a href="#cb8-1" aria-hidden="true" tabindex="-1"></a><span class="fu">whoami</span></span></code></pre></div>
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<pre><code>u0_a700</code></pre>
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<p>Set a password for this user.</p>
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<div class="sourceCode" id="cb10"><pre
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class="sourceCode sh"><code class="sourceCode bash"><span id="cb10-1"><a href="#cb10-1" aria-hidden="true" tabindex="-1"></a><span class="fu">passwd</span></span></code></pre></div>
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<h2 id="connecting-to-android-via-ssh">Connecting to Android via
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ssh</h2>
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<p>Make sure you have an ssh key pair on the Linux system. If not
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generate one using <code>ssh-keygen</code></p>
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<p>Now connect to Android by <code>ssh</code></p>
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<div class="sourceCode" id="cb11"><pre
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class="sourceCode sh"><code class="sourceCode bash"><span id="cb11-1"><a href="#cb11-1" aria-hidden="true" tabindex="-1"></a><span class="fu">ssh</span> <span class="op"><</span>username<span class="op">></span>@<span class="op"><</span>ip_address<span class="op">></span> -p 8022</span></code></pre></div>
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<h1 id="syncronising-files-with-rsync">Syncronising files with
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rsync</h1>
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<p>Install <code>rsync</code> on Termux and Linux. Make sure to keep
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your own openssl config.</p>
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<div class="sourceCode" id="cb12"><pre
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class="sourceCode sh"><code class="sourceCode bash"><span id="cb12-1"><a href="#cb12-1" aria-hidden="true" tabindex="-1"></a><span class="ex">pkg</span> install rsync</span></code></pre></div>
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<p>Now on your Linux machine, syncronise your Music library with
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rsync.</p>
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<div class="sourceCode" id="cb13"><pre
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class="sourceCode sh"><code class="sourceCode bash"><span id="cb13-1"><a href="#cb13-1" aria-hidden="true" tabindex="-1"></a><span class="fu">rsync</span> <span class="at">-av</span> <span class="at">-e</span> <span class="st">"ssh -p 8022"</span> ~/Music <span class="op"><</span>username<span class="op">></span>@<span class="op"><</span>ip_address<span class="op">></span>:/data/data/com.termux/files/home/storage/music</span></code></pre></div>
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</article>
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</section>
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<a href="https://cups.teabucket.eu/prev?from=never" target="_parent"><img alt="Previous" src="images/cups_left.svg" width="30" height="30/"></a>
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