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<div class="section" id="install-with-nginx">
<span id="installation-nginx"></span><h1>Install with nginx<a class="headerlink" href="#install-with-nginx" title="Permalink to this headline"></a></h1>
<div class="sidebar">
<p class="sidebar-title">further reading</p>
<ul class="simple">
<li><p><a class="reference external" href="https://docs.nginx.com/nginx/admin-guide/">nginx</a></p></li>
<li><p><a class="reference external" href="https://nginx.org/en/docs/beginners_guide.html">nginx beginners guide</a></p></li>
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<li><p><a class="reference external" href="https://docs.nginx.com/nginx/admin-guide/web-server/web-server/#setting-up-virtual-servers">nginx server configuration</a></p></li>
<li><p><a class="reference external" href="https://www.nginx.com/resources/wiki/start/">Getting Started wiki</a></p></li>
<li><p><a class="reference external" href="https://uwsgi-docs.readthedocs.io/en/latest/Nginx.html">uWSGI support from nginx</a></p></li>
</ul>
</div>
<div class="contents local topic" id="contents">
<p class="topic-title">Contents</p>
<ul class="simple">
<li><p><a class="reference internal" href="#the-nginx-http-server" id="id1">The nginx HTTP server</a></p></li>
<li><p><a class="reference internal" href="#a-nginx-searx-site" id="id2">A nginx searx site</a></p></li>
<li><p><a class="reference internal" href="#disable-logs" id="id3">Disable logs</a></p></li>
</ul>
</div>
<hr class="docutils" />
<p><strong>Install</strong> <a class="reference internal" href="#nginx-searx-site"><span class="std std-ref">A nginx searx site</span></a> using <a class="reference internal" href="../utils/filtron.sh.html#filtron-sh-overview"><span class="std std-ref">filtron.sh</span></a></p>
<div class="highlight-bash notranslate"><div class="highlight"><pre><span></span>$ sudo -H ./utils/filtron.sh nginx install
</pre></div>
</div>
<p><strong>Install</strong> <a class="reference internal" href="#nginx-searx-site"><span class="std std-ref">A nginx searx site</span></a> using <a class="reference internal" href="../utils/morty.sh.html#morty-sh-overview"><span class="std std-ref">morty.sh</span></a></p>
<div class="highlight-bash notranslate"><div class="highlight"><pre><span></span>$ sudo -H ./utils/morty.sh nginx install
</pre></div>
</div>
<hr class="docutils" />
<div class="section" id="the-nginx-http-server">
<h2><a class="toc-backref" href="#id1">The nginx HTTP server</a><a class="headerlink" href="#the-nginx-http-server" title="Permalink to this headline"></a></h2>
<p>If <a class="reference external" href="https://docs.nginx.com/nginx/admin-guide/">nginx</a> is not installed (uwsgi will not work with the package nginx-light),
install it now.</p>
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<p>Ubuntu / debian</p>
</div>
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<p>Arch Linux</p>
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<p>Fedora / RHEL</p>
</div>
</div>
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<div class="highlight-sh notranslate"><div class="highlight"><pre><span></span>sudo -H apt-get install nginx
</pre></div>
</div>
</div>
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<div class="highlight-sh notranslate"><div class="highlight"><pre><span></span>sudo -H pacman -S nginx-mainline
sudo -H systemctl <span class="nb">enable</span> nginx
sudo -H systemctl start nginx
</pre></div>
</div>
</div>
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<div class="highlight-sh notranslate"><div class="highlight"><pre><span></span>sudo -H dnf install nginx
sudo -H systemctl <span class="nb">enable</span> nginx
sudo -H systemctl start nginx
</pre></div>
</div>
</div>
</div>
<p>Now at <a class="reference external" href="http://localhost">http://localhost</a> you should see a <em>Welcome to nginx!</em> page, on Fedora you
see a <em>Fedora Webserver - Test Page</em>. The test page comes from the default
<a class="reference external" href="https://docs.nginx.com/nginx/admin-guide/web-server/web-server/#setting-up-virtual-servers">nginx server configuration</a>. How this default intro site is configured,
depends on the linux distribution:</p>
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<p>Ubuntu / debian</p>
</div>
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<p>Arch Linux</p>
</div>
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<p>Fedora / RHEL</p>
</div>
</div>
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<div class="highlight-sh notranslate"><div class="highlight"><pre><span></span>less /etc/nginx/nginx.conf
</pre></div>
</div>
<p>there is a line including site configurations from:</p>
<div class="highlight-nginx notranslate"><div class="highlight"><pre><span></span><span class="k">include</span> <span class="n">/etc/nginx/sites-enabled/*</span>;
</pre></div>
</div>
</div>
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<div class="highlight-sh notranslate"><div class="highlight"><pre><span></span>less /etc/nginx/nginx.conf
</pre></div>
</div>
<p>in there is a configuration section named <code class="docutils literal notranslate"><span class="pre">server</span></code>:</p>
<div class="highlight-nginx notranslate"><div class="highlight"><pre><span></span><span class="k">server</span> <span class="p">{</span>
<span class="kn">listen</span> <span class="mi">80</span><span class="p">;</span>
<span class="kn">server_name</span> <span class="s">localhost</span><span class="p">;</span>
<span class="c1"># ...</span>
<span class="p">}</span>
</pre></div>
</div>
</div>
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<div class="highlight-sh notranslate"><div class="highlight"><pre><span></span>less /etc/nginx/nginx.conf
</pre></div>
</div>
<p>there is a line including site configurations from:</p>
<div class="highlight-nginx notranslate"><div class="highlight"><pre><span></span><span class="k">include</span> <span class="n">/etc/nginx/conf.d/*.conf</span>;
</pre></div>
</div>
</div>
</div>
</div>
<div class="section" id="a-nginx-searx-site">
<span id="nginx-searx-site"></span><h2><a class="toc-backref" href="#id2">A nginx searx site</a><a class="headerlink" href="#a-nginx-searx-site" title="Permalink to this headline"></a></h2>
<div class="sidebar">
<p class="sidebar-title">public to the internet?</p>
<p>If your searx instance is public, stop here and first install <a class="reference internal" href="../utils/filtron.sh.html#filtron-sh"><span class="std std-ref">filtron
reverse proxy</span></a> and <a class="reference internal" href="../utils/morty.sh.html#morty-sh"><span class="std std-ref">result proxy morty</span></a>, see
<a class="reference internal" href="installation.html#installation-scripts"><span class="std std-ref">Installation scripts</span></a>. If already done, follow setup: <em>searx via
filtron plus morty</em>.</p>
</div>
<p>Now you have to create a configuration for the searx site. If <a class="reference external" href="https://docs.nginx.com/nginx/admin-guide/">nginx</a> is new to
you, the <a class="reference external" href="https://nginx.org/en/docs/beginners_guide.html">nginx beginners guide</a> is a good starting point and the <a class="reference external" href="https://www.nginx.com/resources/wiki/start/">Getting
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Started wiki</a> is always a good resource <em>to keep in the pocket</em>.</p>
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<p>Ubuntu / debian</p>
</div>
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<p>Arch Linux</p>
</div>
</div>
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<div class="docutils container">
<p>Fedora / RHEL</p>
</div>
</div>
</div>
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<p>Create configuration at <code class="docutils literal notranslate"><span class="pre">/etc/nginx/sites-available/searx</span></code> and place a
symlink to sites-enabled:</p>
<div class="highlight-sh notranslate"><div class="highlight"><pre><span></span>sudo -H ln -s /etc/nginx/sites-available/searx /etc/nginx/sites-enabled/searx
</pre></div>
</div>
</div>
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<p>In the <code class="docutils literal notranslate"><span class="pre">/etc/nginx/nginx.conf</span></code> file, replace the configuration section
named <code class="docutils literal notranslate"><span class="pre">server</span></code>.</p>
</div>
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<p>Create configuration at <code class="docutils literal notranslate"><span class="pre">/etc/nginx/conf.d/searx</span></code> and place a
symlink to sites-enabled:</p>
</div>
</div>
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<p>searx via filtron plus morty</p>
</div>
</div>
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<p>proxy or uWSGI</p>
</div>
</div>
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<p>.. at subdir URL</p>
</div>
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<p>Use this setup, if your instance is public to the internet, compare
figure: <a class="reference internal" href="architecture.html#arch-public"><span class="std std-ref">architecture</span></a> and <a class="reference internal" href="installation.html#installation-scripts"><span class="std std-ref">Installation scripts</span></a>.</p>
<ol class="arabic simple">
<li><p>Configure a reverse proxy for <a class="reference internal" href="../utils/filtron.sh.html#filtron-sh"><span class="std std-ref">filtron</span></a>, listening on
<em>localhost 4004</em> (<a class="reference internal" href="filtron.html#filtron-route-request"><span class="std std-ref">Route request through filtron</span></a>):</p></li>
</ol>
<div class="highlight-nginx notranslate"><div class="highlight"><pre><span></span><span class="c1"># https://example.org/searx</span>
<span class="k">location</span> <span class="s">/searx</span> <span class="p">{</span>
<span class="kn">proxy_pass</span> <span class="s">http://127.0.0.1:4004/</span><span class="p">;</span>
<span class="kn">proxy_set_header</span> <span class="s">Host</span> <span class="nv">$http_host</span><span class="p">;</span>
<span class="kn">proxy_set_header</span> <span class="s">Connection</span> <span class="nv">$http_connection</span><span class="p">;</span>
<span class="kn">proxy_set_header</span> <span class="s">X-Real-IP</span> <span class="nv">$remote_addr</span><span class="p">;</span>
<span class="kn">proxy_set_header</span> <span class="s">X-Forwarded-For</span> <span class="nv">$proxy_add_x_forwarded_for</span><span class="p">;</span>
<span class="kn">proxy_set_header</span> <span class="s">X-Scheme</span> <span class="nv">$scheme</span><span class="p">;</span>
<span class="kn">proxy_set_header</span> <span class="s">X-Script-Name</span> <span class="s">/searx</span><span class="p">;</span>
<span class="p">}</span>
<span class="k">location</span> <span class="s">/searx/static</span> <span class="p">{</span>
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<span class="kn">alias</span> <span class="s">/usr/local/searx/searx-src/searx/static</span><span class="p">;</span>
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<span class="p">}</span>
</pre></div>
</div>
<ol class="arabic simple" start="2">
<li><p>Configure reverse proxy for <a class="reference internal" href="morty.html#searx-morty"><span class="std std-ref">morty</span></a>, listening on
<em>localhost 3000</em>:</p></li>
</ol>
<div class="highlight-nginx notranslate"><div class="highlight"><pre><span></span><span class="c1"># https://example.org/morty</span>
<span class="k">location</span> <span class="s">/morty</span> <span class="p">{</span>
<span class="kn">proxy_pass</span> <span class="s">http://127.0.0.1:3000/</span><span class="p">;</span>
<span class="kn">proxy_set_header</span> <span class="s">Host</span> <span class="nv">$http_host</span><span class="p">;</span>
<span class="kn">proxy_set_header</span> <span class="s">Connection</span> <span class="nv">$http_connection</span><span class="p">;</span>
<span class="kn">proxy_set_header</span> <span class="s">X-Real-IP</span> <span class="nv">$remote_addr</span><span class="p">;</span>
<span class="kn">proxy_set_header</span> <span class="s">X-Forwarded-For</span> <span class="nv">$proxy_add_x_forwarded_for</span><span class="p">;</span>
<span class="kn">proxy_set_header</span> <span class="s">X-Scheme</span> <span class="nv">$scheme</span><span class="p">;</span>
<span class="p">}</span>
</pre></div>
</div>
<p>Note that reverse proxy advised to be used in case of single-user or
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low-traffic instances. For a fully result proxification add <a class="reference internal" href="morty.html#searx-morty"><span class="std std-ref">mortys</span></a> <strong>public URL</strong> to your <a class="reference external" href="https://github.com/searx/searx/blob/master/searx/settings.yml">git://searx/settings.yml</a>:</p>
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<div class="highlight-yaml notranslate"><div class="highlight"><pre><span></span><span class="l l-Scalar l-Scalar-Plain">result_proxy</span><span class="p p-Indicator">:</span>
<span class="c1"># replace example.org with your server&#39;s public name</span>
<span class="l l-Scalar l-Scalar-Plain">url</span> <span class="p p-Indicator">:</span> <span class="l l-Scalar l-Scalar-Plain">https://example.org/morty</span>
<span class="l l-Scalar l-Scalar-Plain">server</span><span class="p p-Indicator">:</span>
<span class="l l-Scalar l-Scalar-Plain">image_proxy</span> <span class="p p-Indicator">:</span> <span class="l l-Scalar l-Scalar-Plain">True</span>
</pre></div>
</div>
</div>
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<p>Be warned, with this setup, your instance isnt <a class="reference internal" href="filtron.html#searx-filtron"><span class="std std-ref">protected</span></a>. Nevertheless it is good enough for intranet usage and it is a
excellent example of; <em>how different services can be set up</em>. The next
example shows a reverse proxy configuration wrapping the <a class="reference internal" href="installation-uwsgi.html#uwsgi-configuration"><span class="std std-ref">searx-uWSGI
application</span></a>, listening on <code class="docutils literal notranslate"><span class="pre">http</span> <span class="pre">=</span>
<span class="pre">127.0.0.1:8888</span></code>.</p>
<div class="highlight-nginx notranslate"><div class="highlight"><pre><span></span><span class="c1"># https://hostname.local/</span>
<span class="k">location</span> <span class="s">/</span> <span class="p">{</span>
<span class="kn">proxy_pass</span> <span class="s">http://127.0.0.1:8888</span><span class="p">;</span>
<span class="kn">proxy_set_header</span> <span class="s">Host</span> <span class="nv">$host</span><span class="p">;</span>
<span class="kn">proxy_set_header</span> <span class="s">Connection</span> <span class="nv">$http_connection</span><span class="p">;</span>
<span class="kn">proxy_set_header</span> <span class="s">X-Forwarded-For</span> <span class="nv">$proxy_add_x_forwarded_for</span><span class="p">;</span>
<span class="kn">proxy_set_header</span> <span class="s">X-Scheme</span> <span class="nv">$scheme</span><span class="p">;</span>
<span class="kn">proxy_buffering</span> <span class="no">off</span><span class="p">;</span>
<span class="p">}</span>
</pre></div>
</div>
<p>Alternatively you can use the <a class="reference external" href="https://uwsgi-docs.readthedocs.io/en/latest/Nginx.html">uWSGI support from nginx</a> via unix
sockets. For socket communication, you have to activate <code class="docutils literal notranslate"><span class="pre">socket</span> <span class="pre">=</span>
<span class="pre">/run/uwsgi/app/searx/socket</span></code> and comment out the <code class="docutils literal notranslate"><span class="pre">http</span> <span class="pre">=</span>
<span class="pre">127.0.0.1:8888</span></code> configuration in your <a class="reference internal" href="installation-uwsgi.html#uwsgi-configuration"><span class="std std-ref">uwsgi ini file</span></a>.</p>
<p>The example shows a nginx virtual <code class="docutils literal notranslate"><span class="pre">server</span></code> configuration, listening on
port 80 (IPv4 and IPv6 <a class="reference external" href="http://[::]:80">http://[::]:80</a>). The uWSGI app is configured at
location <code class="docutils literal notranslate"><span class="pre">/</span></code> by importing the <a class="reference external" href="https://uwsgi-docs.readthedocs.io/en/latest/Nginx.html#configuring-nginx">uwsgi_params</a> and passing requests to
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the uWSGI socket (<code class="docutils literal notranslate"><span class="pre">uwsgi_pass</span></code>). The <code class="docutils literal notranslate"><span class="pre">server</span></code>'s root points to the
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<a class="reference internal" href="installation-searx.html#searx-src"><span class="std std-ref">searx-src clone</span></a> and wraps directly the
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<a class="reference external" href="https://github.com/searx/searx/blob/master/searx/static/">git://searx/static/</a> content at <code class="docutils literal notranslate"><span class="pre">location</span> <span class="pre">/static</span></code>.</p>
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<div class="highlight-nginx notranslate"><div class="highlight"><pre><span></span><span class="k">server</span> <span class="p">{</span>
<span class="c1"># replace hostname.local with your server&#39;s name</span>
<span class="kn">server_name</span> <span class="s">hostname.local</span><span class="p">;</span>
<span class="kn">listen</span> <span class="mi">80</span><span class="p">;</span>
<span class="kn">listen</span> <span class="s">[::]:80</span><span class="p">;</span>
<span class="kn">location</span> <span class="s">/</span> <span class="p">{</span>
<span class="kn">include</span> <span class="s">uwsgi_params</span><span class="p">;</span>
<span class="kn">uwsgi_pass</span> <span class="s">unix:/run/uwsgi/app/searx/socket</span><span class="p">;</span>
<span class="p">}</span>
<span class="kn">root</span> <span class="s">/usr/local/searx/searx-src/searx</span><span class="p">;</span>
<span class="kn">location</span> <span class="s">/static</span> <span class="p">{</span> <span class="p">}</span>
<span class="p">}</span>
</pre></div>
</div>
<p>If not already exists, create a folder for the unix sockets, which can be
used by the searx account:</p>
<div class="highlight-bash notranslate"><div class="highlight"><pre><span></span>mkdir -p /run/uwsgi/app/searx/
sudo -H chown -R searx:searx /run/uwsgi/app/searx/
</pre></div>
</div>
</div>
<div class="ui bottom attached sphinx-tab tab segment sphinx-data-tab-XC5cLiBhdCBzdWJkaXIgVVJM docutils container">
<p>Be warned, with these setups, your instance isnt <a class="reference internal" href="filtron.html#searx-filtron"><span class="std std-ref">protected</span></a>. The examples are just here to demonstrate how to export the
searx application from a subdirectory URL <code class="docutils literal notranslate"><span class="pre">https://example.org/searx/</span></code>.</p>
<div class="highlight-nginx notranslate"><div class="highlight"><pre><span></span><span class="c1"># https://hostname.local/searx</span>
<span class="k">location</span> <span class="s">/searx</span> <span class="p">{</span>
<span class="kn">proxy_pass</span> <span class="s">http://127.0.0.1:8888</span><span class="p">;</span>
<span class="kn">proxy_set_header</span> <span class="s">Host</span> <span class="nv">$host</span><span class="p">;</span>
<span class="kn">proxy_set_header</span> <span class="s">Connection</span> <span class="nv">$http_connection</span><span class="p">;</span>
<span class="kn">proxy_set_header</span> <span class="s">X-Forwarded-For</span> <span class="nv">$proxy_add_x_forwarded_for</span><span class="p">;</span>
<span class="kn">proxy_set_header</span> <span class="s">X-Scheme</span> <span class="nv">$scheme</span><span class="p">;</span>
<span class="kn">proxy_set_header</span> <span class="s">X-Script-Name</span> <span class="s">/searx</span><span class="p">;</span>
<span class="kn">proxy_buffering</span> <span class="no">off</span><span class="p">;</span>
<span class="p">}</span>
<span class="k">location</span> <span class="s">/searx/static</span> <span class="p">{</span>
<span class="kn">alias</span> <span class="s">/usr/local/searx/searx-src/searx/static</span><span class="p">;</span>
<span class="p">}</span>
</pre></div>
</div>
<p>The <code class="docutils literal notranslate"><span class="pre">X-Script-Name</span> <span class="pre">/searx</span></code> is needed by the searx implementation to
calculate relative URLs correct. The next example shows a uWSGI
configuration. Since there are no HTTP headers in a (u)WSGI protocol, the
value is shipped via the <a class="reference external" href="https://werkzeug.palletsprojects.com/en/1.0.x/wsgi/#werkzeug.wsgi.get_script_name">SCRIPT_NAME</a> in the WSGI environment.</p>
<div class="highlight-nginx notranslate"><div class="highlight"><pre><span></span><span class="c1"># https://hostname.local/searx</span>
<span class="k">location</span> <span class="s">/searx</span> <span class="p">{</span>
<span class="kn">uwsgi_param</span> <span class="s">SCRIPT_NAME</span> <span class="s">/searx</span><span class="p">;</span>
<span class="kn">include</span> <span class="s">uwsgi_params</span><span class="p">;</span>
<span class="kn">uwsgi_pass</span> <span class="s">unix:/run/uwsgi/app/searx/socket</span><span class="p">;</span>
<span class="p">}</span>
<span class="k">location</span> <span class="s">/searx/static</span> <span class="p">{</span>
<span class="kn">alias</span> <span class="s">/usr/local/searx/searx-src/searx</span><span class="p">;</span>
<span class="p">}</span>
</pre></div>
</div>
<p>For searx to work correctly the <code class="docutils literal notranslate"><span class="pre">base_url</span></code> must be set in the
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<a class="reference external" href="https://github.com/searx/searx/blob/master/searx/settings.yml">git://searx/settings.yml</a>.</p>
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<div class="highlight-yaml notranslate"><div class="highlight"><pre><span></span><span class="l l-Scalar l-Scalar-Plain">server</span><span class="p p-Indicator">:</span>
<span class="c1"># replace example.org with your server&#39;s public name</span>
<span class="l l-Scalar l-Scalar-Plain">base_url</span> <span class="p p-Indicator">:</span> <span class="l l-Scalar l-Scalar-Plain">https://example.org/searx/</span>
</pre></div>
</div>
</div>
</div>
<p>Restart service:</p>
<div class="sphinx-tabs docutils container">
<div class="ui top attached tabular menu sphinx-menu docutils container">
<div class="active item sphinx-data-tab-VWJ1bnR1IC8gZGViaWFu docutils container">
<div class="docutils container">
<p>Ubuntu / debian</p>
</div>
</div>
<div class="item sphinx-data-tab-QXJjaCBMaW51eA== docutils container">
<div class="docutils container">
<p>Arch Linux</p>
</div>
</div>
<div class="item sphinx-data-tab-RmVkb3Jh docutils container">
<div class="docutils container">
<p>Fedora</p>
</div>
</div>
</div>
<div class="ui bottom attached sphinx-tab tab segment sphinx-data-tab-VWJ1bnR1IC8gZGViaWFu active docutils container">
<div class="highlight-sh notranslate"><div class="highlight"><pre><span></span>sudo -H systemctl restart nginx
sudo -H service uwsgi restart searx
</pre></div>
</div>
</div>
<div class="ui bottom attached sphinx-tab tab segment sphinx-data-tab-QXJjaCBMaW51eA== docutils container">
<div class="highlight-sh notranslate"><div class="highlight"><pre><span></span>sudo -H systemctl restart nginx
sudo -H systemctl restart uwsgi@searx
</pre></div>
</div>
</div>
<div class="ui bottom attached sphinx-tab tab segment sphinx-data-tab-RmVkb3Jh docutils container">
<div class="highlight-sh notranslate"><div class="highlight"><pre><span></span>sudo -H systemctl restart nginx
sudo -H touch /etc/uwsgi.d/searx.ini
</pre></div>
</div>
</div>
</div>
</div>
<div class="section" id="disable-logs">
<h2><a class="toc-backref" href="#id3">Disable logs</a><a class="headerlink" href="#disable-logs" title="Permalink to this headline"></a></h2>
<p>For better privacy you can disable nginx logs in <code class="docutils literal notranslate"><span class="pre">/etc/nginx/nginx.conf</span></code>.</p>
<div class="highlight-nginx notranslate"><div class="highlight"><pre><span></span><span class="k">http</span> <span class="p">{</span>
<span class="c1"># ...</span>
<span class="kn">access_log</span> <span class="s">/dev/null</span><span class="p">;</span>
<span class="kn">error_log</span> <span class="s">/dev/null</span><span class="p">;</span>
<span class="c1"># ...</span>
<span class="p">}</span>
</pre></div>
</div>
</div>
</div>
2020-09-30 10:35:05 +02:00
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