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</code></pre></div><h3 id=2-create-new-user-for-running-mcaptcha>2. Create new user for running <code>mcaptcha</code><a href=#2-create-new-user-for-running-mcaptcha class=anchor aria-hidden=true>#</a></h3><div class=highlight><pre class=chroma><code class=language-bash data-lang=bash>$ sudo useradd -b /srv -m -s /usr/bin/zsh mcaptcha
</code></pre></div><h3 id=3-create-new-user-in-postgres>3. Create new user in Postgres<a href=#3-create-new-user-in-postgres class=anchor aria-hidden=true>#</a></h3><div class=highlight><pre class=chroma><code class=language-bash data-lang=bash>$ sudo -iu postgres <span class=c1># switch to `postgres` user</span>
$ psql
<span class=nv>postgres</span><span class=o>=</span><span class=c1># CREATE USER mcaptcha WITH PASSWORD &#39;my super long password and yes you need single quote`;</span>
$ createdb -O mcaptcha mcaptcha <span class=c1># create db &#39;mcaptcha&#39; with &#39;mcaptcha&#39; as owner</span>
</code></pre></div><h3 id=4-install-and-load-mcaptchacachehttpsgithubcommcaptchacache-module>4. Install and load <a href=https://github.com/mCaptcha/cache><code>mCaptcha/cache</code></a> module:<a href=#4-install-and-load-mcaptchacachehttpsgithubcommcaptchacache-module class=anchor aria-hidden=true>#</a></h3><p>See <a href=https://github.com/mCaptcha/cache><code>mCaptcha/cache</code></a> for more
details.</p><h3 id=4-build-mcaptcha>4. Build <code>mcaptcha</code><a href=#4-build-mcaptcha class=anchor aria-hidden=true>#</a></h3><p>To build <code>mcaptcha</code>, you need the following dependencies:</p><ol><li>rust</li><li>node(<code>v14.16.0</code>)</li><li>yarn(JavaScript package manager)</li><li>make</li></ol><h2 id=how-to-build>How to build<a href=#how-to-build class=anchor aria-hidden=true>#</a></h2><ol><li>Install Cargo using <a href=https://rustup.rs/>rustup</a> with:</li></ol><div class=highlight><pre class=chroma><code class=language-bash data-lang=bash>$ curl --proto <span class=s1>&#39;=https&#39;</span> --tlsv1.2 -sSf https://sh.rustup.rs <span class=p>|</span> sh
</code></pre></div><ol start=2><li><p>Install node(<code>v14.16.0</code>)</p></li><li><p>Install yarn(JavaScript package manager)</p></li><li><p>Build with make:</p></li></ol><div class=highlight><pre class=chroma><code class=language-bash data-lang=bash>$ make dev-env <span class=o>&amp;&amp;</span> <span class=se>\
</span><span class=se></span> make release
</code></pre></div><h3 id=5-install-package>5. Install package:<a href=#5-install-package class=anchor aria-hidden=true>#</a></h3><div class=highlight><pre class=chroma><code class=language-bash data-lang=bash>$ sudo cp ./target/release/mcaptcha /usr/bin/ <span class=o>&amp;&amp;</span> <span class=se>\
</span><span class=se></span> mkdir sudo /etc/mcaptcha <span class=o>&amp;&amp;</span> <span class=se>\
</span><span class=se></span> sudo cp config/default.toml /etc/mcaptcha/config.toml
</code></pre></div><h3 id=6-systemd-service-configuration>6. Systemd service configuration:<a href=#6-systemd-service-configuration class=anchor aria-hidden=true>#</a></h3><ol><li>Copy the following to <code>/etc/systemd/system/mcaptcha.service</code>:</li></ol><div class=highlight><pre class=chroma><code class=language-systemd data-lang=systemd><span class=k>[Unit]</span>
<span class=na>Description</span><span class=o>=</span><span class=s>mCaptcha: a CAPTCHA system that gives attackers a run for their money</span>
<span class=k>[Service]</span>
<span class=na>Type</span><span class=o>=</span><span class=s>simple</span>
<span class=na>User</span><span class=o>=</span><span class=s>mcaptcha</span>
<span class=na>ExecStart</span><span class=o>=</span><span class=s>/usr/bin/mcaptcha</span>
<span class=na>Restart</span><span class=o>=</span><span class=s>on-failure</span>
<span class=na>RestartSec</span><span class=o>=</span><span class=s>1</span>
<span class=na>SuccessExitStatus</span><span class=o>=</span><span class=s>3 4</span>
<span class=na>RestartForceExitStatus</span><span class=o>=</span><span class=s>3 4</span>
<span class=na>SystemCallArchitectures</span><span class=o>=</span><span class=s>native</span>
<span class=na>MemoryDenyWriteExecute</span><span class=o>=</span><span class=s>true</span>
<span class=na>NoNewPrivileges</span><span class=o>=</span><span class=s>true</span>
<span class=na>Environment</span><span class=o>=</span><span class=s>&#34;RUST_LOG=info&#34;</span>
<span class=k>[Unit]</span>
<span class=na>After</span><span class=o>=</span><span class=s>sound.target</span>
<span class=na>Wants</span><span class=o>=</span><span class=s>network-online.target</span>
<span class=na>Wants</span><span class=o>=</span><span class=s>network-online.target</span>
<span class=na>Requires</span><span class=o>=</span><span class=s>postgresql.service</span>
<span class=na>After</span><span class=o>=</span><span class=s>syslog.target</span>
<span class=k>[Install]</span>
<span class=na>WantedBy</span><span class=o>=</span><span class=s>multi-user.target</span>
</code></pre></div><ol start=2><li>Enable service:</li></ol><div class=highlight><pre class=chroma><code class=language-bash data-lang=bash>$ sudo systemctl daemon-reload <span class=o>&amp;&amp;</span> <span class=se>\
</span><span class=se></span> sudo systemctl <span class=nb>enable</span> mcaptcha <span class=o>&amp;&amp;</span> <span class=se>\ </span><span class=c1># Auto startup during boot</span>
sudo systemctl start mcaptcha
<span class=sb>``</span>
</code></pre></div><p class=edit-page><a href=https://github.com/mCaptcha/website/blob/master/content/docs/self-hosted/bare-metal.md><svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentcolor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-edit-2"><path d="M17 3a2.828 2.828.0 114 4L7.5 20.5 2 22l1.5-5.5L17 3z"/></svg>Edit this page on GitHub</a></p><div class="docs-navigation d-flex justify-content-between"><a href=/docs/self-hosted/docker/><div class="card my-1"><div class="card-body py-2">&larr; Docker</div></div></a><a class=ms-auto href=/docs/api/pow-sha256/><div class="card my-1"><div class="card-body py-2">pow_sha256 &rarr;</div></div></a></div></main></div></div></div><footer class="footer text-muted"><div class=container><div class=row><div class="col-lg-8 order-last order-lg-first"><ul class=list-inline><li class=list-inline-item>Powered by <a href=https://gohugo.io/>Hugo</a>, and <a href=https://getdoks.org/>Doks</a></li></ul></div><div class="col-lg-8 order-first order-lg-last text-lg-end"><ul class=list-inline><li class=list-inline-item><a href=/about/>About</a></li><li class=list-inline-item><a href=/donate>Donate</a></li><li class=list-inline-item><a href=/privacy-policy/>Privacy</a></li><li class=list-inline-item><a href=/security>Security</a></li><li class=list-inline-item><a href=https://stats.uptimerobot.com/GK7VLFJnBl>Status</a></li><li class=list-inline-item><a href=/thanks>Thanks</a></li></ul></div></div></div></footer><script src=/main.min.db67f0caa6a5788b691b9509981d6e5943f4b8d829170a674f468d4b23671ce4017c47a0a22116a8fc2f2de556c8b48f1afecd86707066f2f022c5dd83e8ea3c.js integrity="sha512-22fwyqaleItpG5UJmB1uWUP0uNgpFwpnT0aNSyNnHOQBfEegoiEWqPwvLeVWyLSPGv7NhnBwZvLwIsXdg+jqPA==" crossorigin=anonymous defer></script><script src=/index.min.14d90a1bf5eef7d2b17902afe7b9ef7f8050a0619390568503a8254f864e31029e63bec047cd6efd6d23a2470d3458899332e923065cef88508028b49ab0b873.js integrity="sha512-FNkKG/Xu99KxeQKv57nvf4BQoGGTkFaFA6glT4ZOMQKeY77AR81u/W0jokcNNFiJkzLpIwZc74hQgCi0mrC4cw==" crossorigin=anonymous defer></script></body></html>