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6
examples/customization/configuration-snippets/index.html
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@ -1209,13 +1209,13 @@
<a href="https://github.com/kubernetes/ingress-nginx/edit/master/docs/examples/customization/configuration-snippets/README.md" title="Edit this page" class="md-icon md-content__icon">&#xE3C9;</a>
<h1 id="configuration-snippets">Configuration Snippets<a class="headerlink" href="#configuration-snippets" title="Permanent link">&para;</a></h1>
<h2 id="ingress">Ingress<a class="headerlink" href="#ingress" title="Permanent link">&para;</a></h2>
<h1 id="configuration-snippets">Configuration Snippets<a class="headerlink" href="#configuration-snippets" title="Permanent link"></a></h1>
<h2 id="ingress">Ingress<a class="headerlink" href="#ingress" title="Permanent link"></a></h2>
<p>The Ingress in this example adds a custom header to Nginx configuration that only applies to that specific Ingress. If you want to add headers that apply globally to all Ingresses, please have a look at <a href="../custom-headers/">this example</a>.</p>
<div class="codehilite"><pre><span></span><span class="gp">$</span> kubectl apply -f ingress.yaml
</pre></div>
<h2 id="test">Test<a class="headerlink" href="#test" title="Permanent link">&para;</a></h2>
<h2 id="test">Test<a class="headerlink" href="#test" title="Permanent link"></a></h2>
<p>Check if the contents of the annotation are present in the nginx.conf file using:
<code class="codehilite">kubectl exec nginx-ingress-controller-873061567-4n3k2 -n kube-system cat /etc/nginx/nginx.conf</code></p>

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examples/customization/custom-configuration/index.html
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@ -1150,7 +1150,7 @@
<a href="https://github.com/kubernetes/ingress-nginx/edit/master/docs/examples/customization/custom-configuration/README.md" title="Edit this page" class="md-icon md-content__icon">&#xE3C9;</a>
<h1 id="custom-configuration">Custom Configuration<a class="headerlink" href="#custom-configuration" title="Permanent link">&para;</a></h1>
<h1 id="custom-configuration">Custom Configuration<a class="headerlink" href="#custom-configuration" title="Permanent link"></a></h1>
<p>Using a <a href="https://kubernetes.io/docs/tasks/configure-pod-container/configure-pod-configmap/">ConfigMap</a> is possible to customize the NGINX configuration</p>
<p>For example, if we want to change the timeouts we need to create a ConfigMap:</p>
<div class="codehilite"><pre><span></span>$ cat configmap.yaml

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examples/customization/custom-errors/index.html
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@ -1223,9 +1223,9 @@
<a href="https://github.com/kubernetes/ingress-nginx/edit/master/docs/examples/customization/custom-errors/README.md" title="Edit this page" class="md-icon md-content__icon">&#xE3C9;</a>
<h1 id="custom-errors">Custom Errors<a class="headerlink" href="#custom-errors" title="Permanent link">&para;</a></h1>
<h1 id="custom-errors">Custom Errors<a class="headerlink" href="#custom-errors" title="Permanent link"></a></h1>
<p>This example demonstrates how to use a custom backend to render custom error pages.</p>
<h2 id="customized-default-backend">Customized default backend<a class="headerlink" href="#customized-default-backend" title="Permanent link">&para;</a></h2>
<h2 id="customized-default-backend">Customized default backend<a class="headerlink" href="#customized-default-backend" title="Permanent link"></a></h2>
<p>First, create the custom <code class="codehilite">default-backend</code>. It will be used by the Ingress controller later on.</p>
<div class="codehilite"><pre><span></span>$ kubectl create -f custom-default-backend.yaml
service <span class="s2">&quot;nginx-errors&quot;</span> created
@ -1241,7 +1241,7 @@ NAME TYPE CLUSTER-IP EXTERNAL-IP PORT<span class="o"
service/nginx-errors ClusterIP <span class="m">10</span>.0.0.12 &lt;none&gt; <span class="m">80</span>/TCP 10s
</pre></div>
<h2 id="ingress-controller-configuration">Ingress controller configuration<a class="headerlink" href="#ingress-controller-configuration" title="Permanent link">&para;</a></h2>
<h2 id="ingress-controller-configuration">Ingress controller configuration<a class="headerlink" href="#ingress-controller-configuration" title="Permanent link"></a></h2>
<p>If you do not already have an instance of the NGINX Ingress controller running, deploy it according to the
<a href="../../../deploy/">deployment guide</a>, then follow these steps:</p>
<ol>
@ -1265,7 +1265,7 @@ ingress-nginx ClusterIP <span class="m">10</span>.0.0.13 &lt;none&gt;
<p>The <code class="codehilite">ingress-nginx</code> Service is of type <code class="codehilite">ClusterIP</code> in this example. This may vary depending on your environment.
Make sure you can use the Service to reach NGINX before proceeding with the rest of this example.</p>
</div>
<h2 id="testing-error-pages">Testing error pages<a class="headerlink" href="#testing-error-pages" title="Permanent link">&para;</a></h2>
<h2 id="testing-error-pages">Testing error pages<a class="headerlink" href="#testing-error-pages" title="Permanent link"></a></h2>
<p>Let us send a couple of HTTP requests using cURL and validate everything is working as expected.</p>
<p>A request to the default backend returns a 404 error with a custom message:</p>
<div class="codehilite"><pre><span></span>$ curl -D- http://10.0.0.13/

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examples/customization/custom-headers/index.html
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@ -1195,7 +1195,7 @@
<a href="https://github.com/kubernetes/ingress-nginx/edit/master/docs/examples/customization/custom-headers/README.md" title="Edit this page" class="md-icon md-content__icon">&#xE3C9;</a>
<h1 id="custom-headers">Custom Headers<a class="headerlink" href="#custom-headers" title="Permanent link">&para;</a></h1>
<h1 id="custom-headers">Custom Headers<a class="headerlink" href="#custom-headers" title="Permanent link"></a></h1>
<p>This example demonstrates configuration of the nginx ingress controller via
a ConfigMap to pass a custom list of headers to the upstream
server.</p>
@ -1208,7 +1208,7 @@ server.</p>
</pre></div>
<p>The nginx ingress controller will read the <code class="codehilite">ingress-nginx/nginx-configuration</code> ConfigMap, find the <code class="codehilite">proxy-set-headers</code> key, read HTTP headers from the <code class="codehilite">ingress-nginx/custom-headers</code> ConfigMap, and include those HTTP headers in all requests flowing from nginx to the backends.</p>
<h2 id="test">Test<a class="headerlink" href="#test" title="Permanent link">&para;</a></h2>
<h2 id="test">Test<a class="headerlink" href="#test" title="Permanent link"></a></h2>
<p>Check the contents of the ConfigMaps are present in the nginx.conf file using:
<code class="codehilite">kubectl exec nginx-ingress-controller-873061567-4n3k2 -n ingress-nginx cat /etc/nginx/nginx.conf</code></p>

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examples/customization/external-auth-headers/index.html
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@ -1150,7 +1150,7 @@
<a href="https://github.com/kubernetes/ingress-nginx/edit/master/docs/examples/customization/external-auth-headers/README.md" title="Edit this page" class="md-icon md-content__icon">&#xE3C9;</a>
<h1 id="external-authentication-authentication-service-response-headers-propagation">External authentication, authentication service response headers propagation<a class="headerlink" href="#external-authentication-authentication-service-response-headers-propagation" title="Permanent link">&para;</a></h1>
<h1 id="external-authentication-authentication-service-response-headers-propagation">External authentication, authentication service response headers propagation<a class="headerlink" href="#external-authentication-authentication-service-response-headers-propagation" title="Permanent link"></a></h1>
<p>This example demonstrates propagation of selected authentication service response headers
to backend service.</p>
<p>Sample configuration includes:</p>

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examples/customization/ssl-dh-param/index.html
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@ -1223,11 +1223,11 @@
<a href="https://github.com/kubernetes/ingress-nginx/edit/master/docs/examples/customization/ssl-dh-param/README.md" title="Edit this page" class="md-icon md-content__icon">&#xE3C9;</a>
<h1 id="custom-dh-parameters-for-perfect-forward-secrecy">Custom DH parameters for perfect forward secrecy<a class="headerlink" href="#custom-dh-parameters-for-perfect-forward-secrecy" title="Permanent link">&para;</a></h1>
<h1 id="custom-dh-parameters-for-perfect-forward-secrecy">Custom DH parameters for perfect forward secrecy<a class="headerlink" href="#custom-dh-parameters-for-perfect-forward-secrecy" title="Permanent link"></a></h1>
<p>This example aims to demonstrate the deployment of an nginx ingress controller and
use a ConfigMap to configure custom Diffie-Hellman parameters file to help with
"Perfect Forward Secrecy".</p>
<h2 id="custom-configuration">Custom configuration<a class="headerlink" href="#custom-configuration" title="Permanent link">&para;</a></h2>
<h2 id="custom-configuration">Custom configuration<a class="headerlink" href="#custom-configuration" title="Permanent link"></a></h2>
<div class="codehilite"><pre><span></span><span class="gp">$</span> cat configmap.yaml
<span class="go">apiVersion: v1</span>
<span class="go">data:</span>
@ -1244,7 +1244,7 @@ use a ConfigMap to configure custom Diffie-Hellman parameters file to help with
<div class="codehilite"><pre><span></span><span class="gp">$</span> kubectl create -f configmap.yaml
</pre></div>
<h2 id="custom-dh-parameters-secret">Custom DH parameters secret<a class="headerlink" href="#custom-dh-parameters-secret" title="Permanent link">&para;</a></h2>
<h2 id="custom-dh-parameters-secret">Custom DH parameters secret<a class="headerlink" href="#custom-dh-parameters-secret" title="Permanent link"></a></h2>
<div class="codehilite"><pre><span></span><span class="gp">$</span>&gt; openssl dhparam <span class="m">1024</span> <span class="m">2</span>&gt; /dev/null <span class="p">|</span> base64
<span class="go">LS0tLS1CRUdJTiBESCBQQVJBTUVURVJ...</span>
</pre></div>
@ -1265,7 +1265,7 @@ use a ConfigMap to configure custom Diffie-Hellman parameters file to help with
<div class="codehilite"><pre><span></span><span class="gp">$</span> kubectl create -f ssl-dh-param.yaml
</pre></div>
<h2 id="test">Test<a class="headerlink" href="#test" title="Permanent link">&para;</a></h2>
<h2 id="test">Test<a class="headerlink" href="#test" title="Permanent link"></a></h2>
<p>Check the contents of the configmap is present in the nginx.conf file using:
<code class="codehilite">kubectl exec nginx-ingress-controller-873061567-4n3k2 -n kube-system cat /etc/nginx/nginx.conf</code></p>

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examples/customization/sysctl/index.html
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@ -1150,7 +1150,7 @@
<a href="https://github.com/kubernetes/ingress-nginx/edit/master/docs/examples/customization/sysctl/README.md" title="Edit this page" class="md-icon md-content__icon">&#xE3C9;</a>
<h1 id="sysctl-tuning">Sysctl tuning<a class="headerlink" href="#sysctl-tuning" title="Permanent link">&para;</a></h1>
<h1 id="sysctl-tuning">Sysctl tuning<a class="headerlink" href="#sysctl-tuning" title="Permanent link"></a></h1>
<p>This example aims to demonstrate the use of an Init Container to adjust sysctl default values
using <code class="codehilite">kubectl patch</code></p>
<div class="codehilite"><pre><span></span><span class="go">kubectl patch deployment -n ingress-nginx nginx-ingress-controller --patch=&quot;$(cat patch.json)&quot;</span>