https://risala.pages.dev/tags/talos/Recent content in Talos on Wael NasreddineHugoen-ushttps://risala.pages.dev/posts/talos-bootstrap-x509-unknown-authority/Mon, 01 Jan 0001 00:00:00 +0000https://risala.pages.dev/posts/talos-bootstrap-x509-unknown-authority/<h2 id="problem"> Problem <a class="heading-link" href="#problem"> <i class="fa-solid fa-link" aria-hidden="true" title="Link to heading"></i> <span class="sr-only">Link to heading</span> </a> </h2> <p>When bootstrapping a Talos Linux cluster, <code>talosctl bootstrap</code> may fail with an error:</p> <pre><code>rpc error: code = Unavailable desc = last connection error: connection error: desc = &quot;transport: authentication handshake failed: tls: failed to verify certificate: x509: certificate signed by unknown authority&quot; </code></pre> <p>This occurred during an installation on Proxmox.</p> <h2 id="solution--workaround"> Solution / Workaround <a class="heading-link" href="#solution--workaround"> <i class="fa-solid fa-link" aria-hidden="true" title="Link to heading"></i> <span class="sr-only">Link to heading</span> </a> </h2> <p>The issue was resolved by performing the following steps:</p>https://risala.pages.dev/posts/talos-factory-iso-with-extensions/Mon, 01 Jan 0001 00:00:00 +0000https://risala.pages.dev/posts/talos-factory-iso-with-extensions/<p>Talos Linux provides an <a href="https://factory.talos.dev/" class="external-link" target="_blank" rel="noopener">Image Factory</a> to generate customized installation images. For a bare-metal or Proxmox installation, a &quot;metal&quot; platform image can be generated.</p> <h2 id="process-example-using-web-interface-v1102"> Process Example using web interface (v1.10.2): <a class="heading-link" href="#process-example-using-web-interface-v1102"> <i class="fa-solid fa-link" aria-hidden="true" title="Link to heading"></i> <span class="sr-only">Link to heading</span> </a> </h2> <ol> <li>Go to the <a href="https://factory.talos.dev/" class="external-link" target="_blank" rel="noopener">Talos Linux Image Factory</a>.</li> <li>Select architecture (e.g., <code>amd64</code>), platform (<code>metal</code>), desired Talos version (e.g., <code>1.10.2</code>).</li> <li>Specify desired system extensions. For example, to include <code>nfsd</code>, <code>qemu-guest-agent</code>, and <code>tailscale</code>:</li> </ol> <p> </p> <pre><code>customization: systemExtensions: officialExtensions: - siderolabs/nfsd - siderolabs/qemu-guest-agent - siderolabs/tailscale </code></pre> <ol> <li>The factory will generate a unique schematic ID and an installation URL for the ISO. Example URL: <code>factory.talos.dev/metal-installer/630b5c0ccc1955f97a7c6f097fd5eae789d10a425fed8431985e22bf7a831af2:v1.10.2</code></li> </ol> <p>This ISO can then be downloaded and used to install Talos on Proxmox VMs or physical hardware.</p>