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@@ -2582,7 +2582,21 @@ NtFUGA95RGN9s+pl6XY0YARPHf5O76ErC1OZtDTR5RdyQfcM+94gYZsexsXl0aQO
 9YD3Wg==
 -----END CERTIFICATE-----
 </code></pre></div>
-<p>You can achieve that by using the <code>filterPEM</code> function to extract a specific type of PEM block from that secret. If multiple blocks of that type (here: <code>CERTIFICATE</code>) exist then all of them are returned in the order they are specified.</p>
+<p>You can achieve that by using the <code>filterPEM</code> function to extract a specific type of PEM block from that secret. If multiple blocks of that type (here: <code>CERTIFICATE</code>) exist, all of them are returned in the order specified. To extract a specific type of PEM block, pass the type as a string argument to the filterPEM function. Take a look at this example of how to transform a secret which contains a private key and a certificate into the desired format:</p>
+<div class="highlight"><pre><span></span><code><span class="nt">apiVersion</span><span class="p">:</span><span class="w"> </span><span class="l l-Scalar l-Scalar-Plain">external-secrets.io/v1beta1</span>
+<span class="nt">kind</span><span class="p">:</span><span class="w"> </span><span class="l l-Scalar l-Scalar-Plain">ExternalSecret</span>
+<span class="nt">metadata</span><span class="p">:</span>
+<span class="w">  </span><span class="nt">name</span><span class="p">:</span><span class="w"> </span><span class="l l-Scalar l-Scalar-Plain">template</span>
+<span class="nt">spec</span><span class="p">:</span>
+<span class="w">  </span><span class="c1"># ...</span>
+<span class="w">  </span><span class="nt">target</span><span class="p">:</span>
+<span class="w">    </span><span class="nt">template</span><span class="p">:</span>
+<span class="w">      </span><span class="nt">type</span><span class="p">:</span><span class="w"> </span><span class="l l-Scalar l-Scalar-Plain">kubernetes.io/tls</span>
+<span class="w">      </span><span class="nt">engineVersion</span><span class="p">:</span><span class="w"> </span><span class="l l-Scalar l-Scalar-Plain">v2</span>
+<span class="w">      </span><span class="nt">data</span><span class="p">:</span>
+<span class="w">        </span><span class="nt">tls.crt</span><span class="p">:</span><span class="w"> </span><span class="s">&quot;{{</span><span class="nv"> </span><span class="s">.mysecret</span><span class="nv"> </span><span class="s">|</span><span class="nv"> </span><span class="s">filterPEM</span><span class="nv"> </span><span class="s">&quot;</span><span class="l l-Scalar l-Scalar-Plain">CERTIFICATE&quot; }}&quot;</span>
+<span class="w">        </span><span class="nt">tls.key</span><span class="p">:</span><span class="w"> </span><span class="s">&quot;{{</span><span class="nv"> </span><span class="s">.mysecret</span><span class="nv"> </span><span class="s">|</span><span class="nv"> </span><span class="s">filterPEM</span><span class="nv"> </span><span class="s">&quot;</span><span class="l l-Scalar l-Scalar-Plain">PRIVATE KEY&quot; }}&quot;</span>
+</code></pre></div>
 <h2 id="helper-functions">Helper functions</h2>
 <div class="admonition info inline end">
 <p class="admonition-title">Info</p>

main/snippets/filterpem-template-v2-external-secret.yaml

@@ -0,0 +1,16 @@
+{% raw %}
+apiVersion: external-secrets.io/v1beta1
+kind: ExternalSecret
+metadata:
+  name: template
+spec:
+  # ...
+  target:
+    template:
+      type: kubernetes.io/tls
+      engineVersion: v2
+      data:
+        tls.crt: "{{ .mysecret | filterPEM "CERTIFICATE" }}"
+        tls.key: "{{ .mysecret | filterPEM "PRIVATE KEY" }}"
+
+{% endraw %}