Installation — Metadata Studio 3.11.0 documentation

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class="container-fluid"> <div class="section" id="installation"> <h1>Installation<a class="headerlink" href="#installation" title="Permalink to this headline">露</a></h1> <div class="contents local topic" id="what-s-in-this-document"> <p class="topic-title"><cite>What鈥檚 in this document?</cite></p> <ul class="simple"> <li><a class="reference internal" href="#prerequisites" id="id3">Prerequisites</a></li> <li><a class="reference internal" href="#kubernetes-cluster" id="id4">Kubernetes Cluster</a><ul> <li><a class="reference internal" href="#local-cluster" id="id5">Local cluster</a></li> <li><a class="reference internal" href="#licenses" id="id6">Licenses</a></li> </ul> </li> <li><a class="reference internal" href="#installation-with-helm" id="id7">Installation with Helm</a></li> <li><a class="reference internal" href="#additional-configuration" id="id8">Additional Configuration</a><ul> <li><a class="reference internal" href="#changing-the-ingress-host" id="id9">Changing the Ingress host</a></li> <li><a class="reference internal" href="#configuring-tagging-service-api-key" id="id10">Configuring Tagging service API key</a></li> <li><a class="reference internal" href="#changing-the-default-metadata-studio-logo" id="id11">Changing the default Metadata Studio logo</a></li> </ul> </li> </ul> </div> <div class="section" id="prerequisites"> <span id="installation-prerequisites"></span><h2><a class="toc-backref" href="#what-s-in-this-document">Prerequisites</a><a class="headerlink" href="#prerequisites" title="Permalink to this headline">露</a></h2> <p>To install Ontotext Metadata Studio, you will need the following tools and files:</p> <ul class="simple"> <li>Obtain a license file for GraphDB 9.11.x Enterprise Edition.</li> <li>Obtain a license file for Ontotext Metadata Studio.</li> <li>Install <a class="reference external" href="https://helm.sh/docs/intro/install/">helm</a>.</li> <li>Install <a class="reference external" href="https://kubernetes.io/docs/tasks/tools/install-kubectl-linux/">kubectl</a>.</li> </ul> </div> <div class="section" id="kubernetes-cluster"> <span id="installation-kubernetes-cluster"></span><h2><a class="toc-backref" href="#what-s-in-this-document">Kubernetes Cluster</a><a class="headerlink" href="#kubernetes-cluster" title="Permalink to this headline">露</a></h2> <p>Currently, the only supported installation method for Metadata Studio is to install it inside a Kubernetes cluster using the official Helm charts.</p> <p>Before continuing with the installation, you will need access to a functional Kubernetes cluster. Also, in order to be able to access the web application, an Ingress controller needs to be deployed.</p> <div class="section" id="local-cluster"> <h3><a class="toc-backref" href="#what-s-in-this-document">Local cluster</a><a class="headerlink" href="#local-cluster" title="Permalink to this headline">露</a></h3> <p>There are a number of tools that enable you to create a local Kubernetes cluster. In this guide, the cluster will be created with <a class="reference external" href="https://kind.sigs.k8s.io/docs/user/quick-start/">kind</a>.</p> <p>To create a new cluster with kind:</p> <ol class="arabic"> <li><p class="first">First, create a single-node cluster. Note that since the node is running inside a Docker container, the <code class="docutils literal notranslate"><span class="pre">extraPortMappings</span></code> section is required to map the container ports to the host in order to able to access the Ingress controller.</p> <blockquote> <div><div class="highlight-bash notranslate"><div class="highlight"><pre><span></span>cat <span class="s"><<EOF | kind create cluster --config=-</span> <span class="s">kind: Cluster</span> <span class="s">apiVersion: kind.x-k8s.io/v1alpha4</span> <span class="s">nodes:</span> <span class="s">- role: control-plane</span> <span class="s"> kubeadmConfigPatches:</span> <span class="s"> - |</span> <span class="s"> kind: InitConfiguration</span> <span class="s"> nodeRegistration:</span> <span class="s"> kubeletExtraArgs:</span> <span class="s"> node-labels: "ingress-ready=true"</span> <span class="s"> extraPortMappings:</span> <span class="s"> - containerPort: 80</span> <span class="s"> hostPort: 80</span> <span class="s"> protocol: TCP</span> <span class="s"> - containerPort: 443</span> <span class="s"> hostPort: 443</span> <span class="s"> protocol: TCP</span> <span class="s">EOF</span> </pre></div> </div> </div></blockquote> </li> <li><p class="first">Deploy the <a class="reference external" href="https://docs.nginx.com/nginx-ingress-controller/">Nginx Ingress controller</a>.</p> <blockquote> <div><div class="highlight-bash notranslate"><div class="highlight"><pre><span></span>kubectl apply --filename https://raw.githubusercontent.com/kubernetes/ingress-nginx/main/deploy/static/provider/kind/deploy.yaml </pre></div> </div> </div></blockquote> </li> </ol> </div> <div class="section" id="licenses"> <h3><a class="toc-backref" href="#what-s-in-this-document">Licenses</a><a class="headerlink" href="#licenses" title="Permalink to this headline">露</a></h3> <p>Ontotext Metadata Studio and GraphDB Enterprise Edition require a license to function. These should be provided as secrets in the cluster before installing.</p> <p>To create the secrets, execute the following commands:</p> <div class="highlight-bash notranslate"><div class="highlight"><pre><span></span>kubectl create secret generic metadata-studio-license <span class="se">\</span> --from-file metadata-studio.license<span class="o">=</span>/path/to/metadata-studio.license kubectl create secret generic graphdb-license <span class="se">\</span> --from-file graphdb.license<span class="o">=</span>/path/to/graphdb-ee.license </pre></div> </div> </div> </div> <div class="section" id="installation-with-helm"> <span id="id1"></span><h2><a class="toc-backref" href="#what-s-in-this-document">Installation with Helm</a><a class="headerlink" href="#installation-with-helm" title="Permalink to this headline">露</a></h2> <p>Once you have a running <a class="reference internal" href="#installation-kubernetes-cluster"><span class="std std-ref">Kubernetes cluster</span></a>, you can install Metadata Studio using Helm.</p> <ol class="arabic"> <li><p class="first">To download the Helm chart, you need to add the Ontotext Helm chart repository:</p> <blockquote> <div><div class="highlight-bash notranslate"><div class="highlight"><pre><span></span>helm repo add ontotext http://maven.ontotext.com/repository/helm-public/ </pre></div> </div> </div></blockquote> </li> <li><p class="first">After that, the Helm chart can be installed using the following command:</p> <blockquote> <div><div class="highlight-bash notranslate"><div class="highlight"><pre><span></span>helm upgrade --install --timeout 10m metadata-studio ontotext/metadata-studio </pre></div> </div> </div></blockquote> </li> </ol> <p>Once all pods are ready and the jobs are completed, the Metadata Studio web application can be accessed at <a class="reference external" href="http://omds.127.0.0.1.nip.io">http://omds.127.0.0.1.nip.io</a>. To change the host on which the application can be accessed, see the <a class="reference internal" href="#additional-configuration"><span class="std std-ref">Additional configuration</span></a> section.</p> </div> <div class="section" id="additional-configuration"> <span id="id2"></span><h2><a class="toc-backref" href="#what-s-in-this-document">Additional Configuration</a><a class="headerlink" href="#additional-configuration" title="Permalink to this headline">露</a></h2> <div class="section" id="changing-the-ingress-host"> <span id="additional-configuration-changing-ingress-host"></span><h3><a class="toc-backref" href="#what-s-in-this-document">Changing the Ingress host</a><a class="headerlink" href="#changing-the-ingress-host" title="Permalink to this headline">露</a></h3> <p>By default, the address on the application will be <a class="reference external" href="http://omds.127.0.0.1.nip.io">http://omds.127.0.0.1.nip.io</a>. This is suitable for local previews, but not for production.</p> <p>To deploy the application on a different domain, certain configuration properties need to be changed:</p> <ol class="arabic"> <li><p class="first">Create a file called <code class="file docutils literal notranslate"><span class="pre">values.overrides.yaml</span></code>.</p> </li> <li><p class="first">Considering that Metadata Studio needs to be accessible at <a class="reference external" href="http://metadata-studio.example.com">http://metadata-studio.example.com</a>, place the following content in the file:</p> <blockquote> <div><div class="highlight-yaml notranslate"><div class="highlight"><pre><span></span><span class="nt">ingress</span><span class="p">:</span> <span class="nt">host</span><span class="p">:</span> <span class="l l-Scalar l-Scalar-Plain">metadata-studio.example.com</span> <span class="nt">graphdb</span><span class="p">:</span> <span class="nt">configuration</span><span class="p">:</span> <span class="nt">externalUrl</span><span class="p">:</span> <span class="l l-Scalar l-Scalar-Plain">metadata-studio.example.com/graphdb/</span> <span class="nt">web</span><span class="p">:</span> <span class="nt">configuration</span><span class="p">:</span> <span class="nt">OMDS_OAUTH_REDIRECT_URI</span><span class="p">:</span> <span class="l l-Scalar l-Scalar-Plain">http://metadata-studio.example.com/oauth</span> <span class="nt">OMDS_AUTHORIZATION_ENDPOINT</span><span class="p">:</span> <span class="l l-Scalar l-Scalar-Plain">http://metadata-studio.example.com/auth/realms/metadata-studio/protocol/openid-connect/auth</span> <span class="nt">OMDS_TOKEN_ENDPOINT</span><span class="p">:</span> <span class="l l-Scalar l-Scalar-Plain">http://metadata-studio.example.com/auth/realms/metadata-studio/protocol/openid-connect/token</span> <span class="nt">OMDS_END_SESSION_ENDPOINT</span><span class="p">:</span> <span class="l l-Scalar l-Scalar-Plain">http://metadata-studio.example.com/auth/realms/metadata-studio/protocol/openid-connect/logout</span> <span class="nt">keycloak</span><span class="p">:</span> <span class="nt">realm</span><span class="p">:</span> <span class="nt">rootUrl</span><span class="p">:</span> <span class="l l-Scalar l-Scalar-Plain">http://metadata-studio.example.com</span> </pre></div> </div> </div></blockquote> </li> <li><p class="first">Now, Ontotext Metadata Studio can be installed with the following command:</p> <blockquote> <div><div class="highlight-bash notranslate"><div class="highlight"><pre><span></span>helm upgrade --install --timeout 15m --values /path/to/values.overrides.yaml metadata-studio ontotext/metadata-studio </pre></div> </div> </div></blockquote> </li> </ol> </div> <div class="section" id="configuring-tagging-service-api-key"> <h3><a class="toc-backref" href="#what-s-in-this-document">Configuring Tagging service API key</a><a class="headerlink" href="#configuring-tagging-service-api-key" title="Permalink to this headline">露</a></h3> <p>The Ontotext Tagging and Ontotext CEEL services require an API to function. To provide the key, include it in the <code class="file docutils literal notranslate"><span class="pre">values.overrides.yaml</span></code> file:</p> <div class="highlight-yaml notranslate"><div class="highlight"><pre><span></span><span class="nt">service</span><span class="p">:</span> <span class="nt">configurationSecret</span><span class="p">:</span> <span class="nt">tag.api.key</span><span class="p">:</span> <span class="l l-Scalar l-Scalar-Plain">my-tag-api-key</span> <span class="l l-Scalar l-Scalar-Plain">ceel.api.key</span><span class="p p-Indicator">:</span> <span class="l l-Scalar l-Scalar-Plain">my-tag-api-key</span> </pre></div> </div> </div> <div class="section" id="changing-the-default-metadata-studio-logo"> <span id="additional-configuration-changing-default-omds-logo"></span><h3><a class="toc-backref" href="#what-s-in-this-document">Changing the default Metadata Studio logo</a><a class="headerlink" href="#changing-the-default-metadata-studio-logo" title="Permalink to this headline">露</a></h3> <p>Metadata Studio provides the option to change its default logo.</p> <p>To deploy the application with a different logo:</p> <ol class="arabic"> <li><p class="first">Create a configmap with the following structure (the below K8S configmap name serves as an example):</p> <blockquote> <div><div class="highlight-yaml notranslate"><div class="highlight"><pre><span></span><span class="nt">apiVersion</span><span class="p">:</span> <span class="l l-Scalar l-Scalar-Plain">v1</span> <span class="nt">kind</span><span class="p">:</span> <span class="l l-Scalar l-Scalar-Plain">ConfigMap</span> <span class="nt">metadata</span><span class="p">:</span> <span class="nt">name</span><span class="p">:</span> <span class="l l-Scalar l-Scalar-Plain">omds-logo-config</span> <span class="nt">binaryData</span><span class="p">:</span> <span class="nt">logo.png</span><span class="p">:</span> <span class="p p-Indicator">{{</span> <span class="nv">.Files.Get "files/logo.png" | b64enc</span> <span class="p p-Indicator">}}</span> <span class="nt">favicon.ico</span><span class="p">:</span> <span class="p p-Indicator">{{</span> <span class="nv">.Files.Get "files/favicon.ico" | b64enc</span> <span class="p p-Indicator">}}</span> </pre></div> </div> </div></blockquote> </li> <li><p class="first">Provide the files mentioned in the configmap.</p> </li> <li><p class="first">Create a file called <code class="file docutils literal notranslate"><span class="pre">values.overrides.yaml</span></code>.</p> </li> <li><p class="first">In it, place the following content:</p> <blockquote> <div><div class="highlight-yaml notranslate"><div class="highlight"><pre><span></span><span class="nt">logo</span><span class="p">:</span> <span class="nt">override</span><span class="p">:</span> <span class="l l-Scalar l-Scalar-Plain">true</span> <span class="nt">configmap</span><span class="p">:</span> <span class="l l-Scalar l-Scalar-Plain">omds-logo-config</span> </pre></div> </div> </div></blockquote> </li> <li><p class="first">Now, Metadata Studio can be installed with the following command:</p> <blockquote> <div><div class="highlight-bash notranslate"><div class="highlight"><pre><span></span>helm upgrade --install --timeout 15m --values /path/to/values.overrides.yaml metadata-studio ontotext/metadata-studio </pre></div> </div> </div></blockquote> </li> </ol> </div> </div> </div> </div> </div> <hr class="m-0"> <footer class="main-container py-5"> <div class="container-fluid"> <div class="row"> <div class="col-12 col-sm-6 col-lg-4"> <h4>Download documentation</h4> <ul class="list-inline"> <li class="list-inline-item"> <a href="/omds/3.11/pdf/Metadata-Studio.pdf" download class="btn btn-link text-secondary px-0" target="_blank"><span class="icon-download text-tertiary"></span> PDF</a> </li> <li class="list-inline-item"> <a href="/omds/3.11/epub/Metadata-Studio.epub" download class="btn btn-link text-secondary px-0" target="_blank"><span class="icon-download 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Installation — Metadata Studio 3.11.0 documentation