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Examples - Authentication and Authorization Service
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md-toggle" data-md-toggle="__nav_2" type="checkbox" id="__nav_2" > <label class="md-nav__link" for="__nav_2"> User authentication <span class="md-nav__icon md-icon"></span> </label> <nav class="md-nav" aria-label="User authentication" data-md-level="1"> <label class="md-nav__title" for="__nav_2"> <span class="md-nav__icon md-icon"></span> User authentication </label> <ul class="md-nav__list" data-md-scrollfix> <li class="md-nav__item"> <a href="../../user-documentation/authentication-options/" class="md-nav__link"> Authentication options </a> </li> <li class="md-nav__item"> <a href="../../user-documentation/two-factor-authentication/" class="md-nav__link"> Two factor authentication </a> </li> <li class="md-nav__item"> <a href="../../user-documentation/kerberos-authentication/" class="md-nav__link"> Kerberos </a> </li> <li class="md-nav__item"> <a href="../../user-documentation/time-limits/" class="md-nav__link"> Time limits </a> </li> <li class="md-nav__item"> <a href="../../user-documentation/autologon/" class="md-nav__link"> Autologon </a> </li> <li class="md-nav__item"> <a href="../../user-documentation/account-lifecycle/" class="md-nav__link"> Account Lifecycle </a> </li> <li class="md-nav__item"> <a href="../../user-documentation/unconfirmed-identities/" class="md-nav__link"> Unconfirmed identities </a> </li> </ul> </nav> </li> <li class="md-nav__item md-nav__item--active md-nav__item--nested"> <input class="md-nav__toggle md-toggle" data-md-toggle="__nav_3" type="checkbox" id="__nav_3" checked> <label class="md-nav__link" for="__nav_3"> Securing applications <span class="md-nav__icon md-icon"></span> </label> <nav class="md-nav" aria-label="Securing applications" data-md-level="1"> <label class="md-nav__title" for="__nav_3"> <span class="md-nav__icon md-icon"></span> Securing applications </label> <ul class="md-nav__list" data-md-scrollfix> <li class="md-nav__item"> <a href="../application-configuration/" class="md-nav__link"> Configuring your application </a> </li> <li class="md-nav__item"> <a href="../adding-application/" class="md-nav__link"> Adding your application to the service </a> </li> <li class="md-nav__item"> <a href="../permission-scheme/" class="md-nav__link"> Defining the permissions scheme </a> </li> <li class="md-nav__item"> <a href="../role-based-permissions/" class="md-nav__link"> Role based permissions (recommended) </a> </li> <li class="md-nav__item"> <a href="../group-based-permissions/" class="md-nav__link"> Group based permissions </a> </li> <li class="md-nav__item"> <a href="../sso-registration/" class="md-nav__link"> Registering your application to SSO </a> </li> <li class="md-nav__item md-nav__item--nested"> <input class="md-nav__toggle md-toggle" data-md-toggle="__nav_3_7" type="checkbox" id="__nav_3_7" > <label class="md-nav__link" for="__nav_3_7"> SAML <span class="md-nav__icon md-icon"></span> </label> <nav class="md-nav" aria-label="SAML" data-md-level="2"> <label class="md-nav__title" for="__nav_3_7"> <span class="md-nav__icon md-icon"></span> SAML </label> <ul class="md-nav__list" data-md-scrollfix> <li class="md-nav__item"> <a href="../../user-documentation/saml/saml/" class="md-nav__link"> About </a> </li> <li class="md-nav__item"> <a href="../../user-documentation/saml/config/" class="md-nav__link"> Configuration </a> </li> <li class="md-nav__item"> <a href="../../user-documentation/saml/shibboleth-integration/" class="md-nav__link"> Shibboleth integration </a> </li> <li class="md-nav__item"> <a href="../../user-documentation/saml/shibboleth-migration/" class="md-nav__link"> Shibboleth migration from the old SSO </a> </li> </ul> </nav> </li> <li class="md-nav__item md-nav__item--nested"> <input class="md-nav__toggle md-toggle" data-md-toggle="__nav_3_8" type="checkbox" id="__nav_3_8" > <label class="md-nav__link" for="__nav_3_8"> OIDC <span class="md-nav__icon md-icon"></span> </label> <nav class="md-nav" aria-label="OIDC" data-md-level="2"> <label class="md-nav__title" for="__nav_3_8"> <span class="md-nav__icon md-icon"></span> OIDC </label> <ul class="md-nav__list" data-md-scrollfix> <li class="md-nav__item"> <a href="../../user-documentation/oidc/oidc/" class="md-nav__link"> About </a> </li> <li class="md-nav__item"> <a href="../../user-documentation/oidc/token-requests/" class="md-nav__link"> Token Requests </a> </li> <li class="md-nav__item"> <a href="../../user-documentation/oidc/scopes/" class="md-nav__link"> Scopes </a> </li> <li class="md-nav__item"> <a href="../../user-documentation/oidc/config/" class="md-nav__link"> OIDC configuration and usage </a> </li> <li class="md-nav__item"> <a href="../../user-documentation/oidc/apache/" class="md-nav__link"> Apache configuration </a> </li> <li class="md-nav__item"> <a href="../../user-documentation/oidc/securing-apis/" class="md-nav__link"> Securing APIs </a> </li> <li class="md-nav__item"> <a href="../../user-documentation/oidc/api-access/" class="md-nav__link"> API Access </a> </li> <li class="md-nav__item"> <a href="../../user-documentation/oidc/exchange-for-api/" class="md-nav__link"> Token Exchange </a> </li> <li class="md-nav__item"> <a href="../../user-documentation/oidc/device-code/" class="md-nav__link"> Device Code </a> </li> <li class="md-nav__item"> <a href="../../user-documentation/oidc/libraries/" class="md-nav__link"> Suggested libraries </a> </li> </ul> </nav> </li> <li class="md-nav__item md-nav__item--active"> <input class="md-nav__toggle md-toggle" data-md-toggle="toc" type="checkbox" id="__toc"> <label class="md-nav__link md-nav__link--active" for="__toc"> Examples <span class="md-nav__icon md-icon"></span> </label> <a href="./" class="md-nav__link md-nav__link--active"> Examples </a> <nav class="md-nav md-nav--secondary" aria-label="Table of contents"> <label class="md-nav__title" for="__toc"> <span class="md-nav__icon md-icon"></span> Table of contents </label> <ul class="md-nav__list" data-md-component="toc" data-md-scrollfix> <li class="md-nav__item"> <a href="#sso-examples" class="md-nav__link"> SSO examples </a> </li> <li class="md-nav__item"> <a href="#user-info-endpoint" class="md-nav__link"> User Info endpoint </a> </li> </ul> </nav> </li> <li class="md-nav__item"> <a href="../qa-environment/" class="md-nav__link"> QA Environment </a> </li> <li class="md-nav__item"> <a href="../command-line-tools/" class="md-nav__link"> Command line tools </a> </li> <li class="md-nav__item"> <a href="../../user-documentation/faqs/" class="md-nav__link"> FAQs </a> </li> </ul> </nav> </li> <li class="md-nav__item md-nav__item--nested"> <input class="md-nav__toggle md-toggle" data-md-toggle="__nav_4" type="checkbox" id="__nav_4" > <label class="md-nav__link" for="__nav_4"> Group Management System <span class="md-nav__icon md-icon"></span> </label> <nav class="md-nav" aria-label="Group Management System" data-md-level="1"> <label class="md-nav__title" for="__nav_4"> <span class="md-nav__icon md-icon"></span> Group Management System </label> <ul class="md-nav__list" data-md-scrollfix> <li class="md-nav__item"> <a href="../../roadmap/group-missing-features/" class="md-nav__link"> Missing features </a> </li> <li class="md-nav__item"> <a href="../../groups/special-groups/" class="md-nav__link"> Special groups </a> </li> <li class="md-nav__item"> <a href="../../groups/dynamic-guidance/" class="md-nav__link"> Dynamic groups </a> </li> <li class="md-nav__item"> <a href="../../groups/csv/" class="md-nav__link"> CSV </a> </li> <li class="md-nav__item"> <a href="../../groups/e-groups-to-gms-sync-scenario/" class="md-nav__link"> E-Groups to GMS transition </a> </li> </ul> </nav> </li> <li class="md-nav__item md-nav__item--nested"> <input class="md-nav__toggle md-toggle" data-md-toggle="__nav_5" type="checkbox" id="__nav_5" > <label class="md-nav__link" for="__nav_5"> Resources lifecycle and eligibility <span class="md-nav__icon md-icon"></span> </label> <nav class="md-nav" aria-label="Resources lifecycle and eligibility" data-md-level="1"> <label class="md-nav__title" for="__nav_5"> <span class="md-nav__icon md-icon"></span> Resources lifecycle and eligibility </label> <ul class="md-nav__list" data-md-scrollfix> <li class="md-nav__item"> <a href="../../resources/resources/" class="md-nav__link"> Introduction </a> </li> <li class="md-nav__item"> <a href="../../resources/resource-lifecycle-integration/" class="md-nav__link"> Integration </a> </li> <li class="md-nav__item"> <a href="../../resources/resource-states/" class="md-nav__link"> Resource States </a> </li> <li class="md-nav__item"> <a href="../../resources/push-rest-api/" class="md-nav__link"> Resources REST API (push) </a> </li> <li class="md-nav__item"> <a href="../../resources/policies/" class="md-nav__link"> Custom Resource Policies </a> </li> </ul> </nav> </li> <li class="md-nav__item md-nav__item--nested"> <input class="md-nav__toggle md-toggle" data-md-toggle="__nav_6" type="checkbox" id="__nav_6" > <label class="md-nav__link" for="__nav_6"> Documents <span class="md-nav__icon md-icon"></span> </label> <nav class="md-nav" aria-label="Documents" data-md-level="1"> <label class="md-nav__title" for="__nav_6"> <span class="md-nav__icon md-icon"></span> Documents </label> <ul class="md-nav__list" data-md-scrollfix> <li class="md-nav__item"> <a href="../../documents/why-keycloak/" class="md-nav__link"> Why Keycloak </a> </li> <li class="md-nav__item"> <a href="../../documents/presentations/" class="md-nav__link"> Presentations </a> </li> <li class="md-nav__item"> <a href="../../documents/our-contributions/" class="md-nav__link"> Our contributions to Keycloak </a> </li> </ul> </nav> </li> <li class="md-nav__item md-nav__item--nested"> <input class="md-nav__toggle md-toggle" data-md-toggle="__nav_7" type="checkbox" id="__nav_7" > <label class="md-nav__link" for="__nav_7"> Services <span class="md-nav__icon md-icon"></span> </label> <nav class="md-nav" aria-label="Services" data-md-level="1"> <label class="md-nav__title" for="__nav_7"> <span class="md-nav__icon md-icon"></span> Services </label> <ul class="md-nav__list" data-md-scrollfix> <li class="md-nav__item"> <a href="../../services/" class="md-nav__link"> Overview </a> </li> <li class="md-nav__item"> <a href="../../services/instances/" class="md-nav__link"> Links to instances </a> </li> <li class="md-nav__item md-nav__item--nested"> <input class="md-nav__toggle md-toggle" data-md-toggle="__nav_7_3" type="checkbox" id="__nav_7_3" > <label class="md-nav__link" for="__nav_7_3"> Authorization Service API <span class="md-nav__icon md-icon"></span> </label> <nav class="md-nav" aria-label="Authorization Service API" data-md-level="2"> <label class="md-nav__title" for="__nav_7_3"> <span class="md-nav__icon md-icon"></span> Authorization Service API </label> <ul class="md-nav__list" data-md-scrollfix> <li class="md-nav__item"> <a href="../../authzsvc/overview/" class="md-nav__link"> Overview </a> </li> <li class="md-nav__item"> <a href="../../authzsvc/managed-applications/" class="md-nav__link"> Managing applications for other users </a> </li> <li class="md-nav__item"> <a href="../../authzsvc/roles/" class="md-nav__link"> Role definitions </a> </li> <li class="md-nav__item"> <a href="../../authzsvc/model/" class="md-nav__link"> Model (attributes) </a> </li> <li class="md-nav__item"> <a href="../../authzsvc/examples/" class="md-nav__link"> Examples </a> </li> </ul> </nav> </li> </ul> </nav> </li> <li class="md-nav__item md-nav__item--nested"> <input class="md-nav__toggle md-toggle" data-md-toggle="__nav_8" type="checkbox" id="__nav_8" > <label class="md-nav__link" for="__nav_8"> Help <span class="md-nav__icon md-icon"></span> </label> <nav class="md-nav" aria-label="Help" data-md-level="1"> <label class="md-nav__title" for="__nav_8"> <span class="md-nav__icon md-icon"></span> Help </label> <ul class="md-nav__list" data-md-scrollfix> <li class="md-nav__item"> <a href="../../trouble-shooting/edugain-authentication/" class="md-nav__link"> eduGAIN Authentication </a> </li> <li class="md-nav__item"> <a href="../../trouble-shooting/2fa-tips/" class="md-nav__link"> 2FA Tips </a> </li> </ul> </nav> </li> <li class="md-nav__item"> <a href="../../privacy-notice/" class="md-nav__link"> Privacy notice </a> </li> <li class="md-nav__item md-nav__item--nested"> <input class="md-nav__toggle md-toggle" data-md-toggle="__nav_10" type="checkbox" id="__nav_10" > <label class="md-nav__link" for="__nav_10"> Migration notes <span class="md-nav__icon md-icon"></span> </label> <nav class="md-nav" aria-label="Migration notes" data-md-level="1"> <label class="md-nav__title" for="__nav_10"> <span class="md-nav__icon md-icon"></span> Migration notes </label> <ul class="md-nav__list" data-md-scrollfix> <li class="md-nav__item"> <a href="../../migrations/keycloak24/" class="md-nav__link"> Keycloak 24 </a> </li> </ul> </nav> </li> <li class="md-nav__item"> <a href="../../contact/" class="md-nav__link"> Contact </a> </li> </ul> </nav> </div> </div> </div> <div class="md-sidebar md-sidebar--secondary" data-md-component="sidebar" data-md-type="toc" > <div class="md-sidebar__scrollwrap"> <div class="md-sidebar__inner"> <nav class="md-nav md-nav--secondary" aria-label="Table of contents"> <label class="md-nav__title" for="__toc"> <span class="md-nav__icon md-icon"></span> Table of contents </label> <ul class="md-nav__list" data-md-component="toc" data-md-scrollfix> <li class="md-nav__item"> <a href="#sso-examples" class="md-nav__link"> SSO examples </a> </li> <li class="md-nav__item"> <a href="#user-info-endpoint" class="md-nav__link"> User Info endpoint </a> </li> </ul> </nav> </div> </div> </div> <div class="md-content" data-md-component="content"> <article class="md-content__inner md-typeset"> <a href="https://gitlab.cern.ch/authzsvc/docs/authzsvc-docs/-/blob/master/docs/applications/examples.md" title="Edit this page" class="md-content__button md-icon"> <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M20.71 7.04c.39-.39.39-1.04 0-1.41l-2.34-2.34c-.37-.39-1.02-.39-1.41 0l-1.84 1.83 3.75 3.75M3 17.25V21h3.75L17.81 9.93l-3.75-3.75L3 17.25Z"/></svg> </a> <h1 id="examples">Examples</h1> <h2 id="sso-examples">SSO examples</h2> <ul> <li> <p>Examples of SSO-protected applications (Electron, GoLand, JS, Java Spring, native mobile app etc.) are available at <a href="https://gitlab.cern.ch/authzsvc/docs/keycloak-sso-examples">https://gitlab.cern.ch/authzsvc/docs/keycloak-sso-examples</a></p> </li> <li> <p>An example of an SSO-protected API: <a href="https://gitlab.cern.ch/authzsvc/docs/motd-api-example">https://gitlab.cern.ch/authzsvc/docs/motd-api-example</a></p> </li> <li> <p>An <a href="https://gitlab.cern.ch/ai/it-puppet-hostgroup-malt_iaa/-/blob/qa/code/manifests/examples/sso_proxy/standalone_app.pp">example</a> on how to set up an Apache proxy with Single Sign-On for any web application, using Puppet module <a href="https://gitlab.cern.ch/ai/it-puppet-module-cernsso_apache">it-puppet-module-cernsso_apache</a></p> </li> </ul> <h2 id="user-info-endpoint">User Info endpoint</h2> <p>This <a href="https://gitlab.cern.ch/authzsvc/docs/keycloak-sso-examples/-/blob/master/Python-ex/getUserInfo.py">example script</a> obtains a Keycloak access token using client credentials and calls the <code>/userinfo</code> endpoint:</p> <blockquote> <p>Note: In case the client access type is <code>public</code> the <code>client_secret</code> can be empty.</p> </blockquote> <div class="highlight"><pre><span></span><code><span class="kn">import</span> <span class="nn">requests</span> <span class="kn">import</span> <span class="nn">sys</span> <span class="kn">import</span> <span class="nn">json</span> <span class="kn">import</span> <span class="nn">base64</span> <span class="kn">from</span> <span class="nn">getpass</span> <span class="kn">import</span> <span class="n">getpass</span> <span class="n">kc_server</span><span class="o">=</span> <span class="s2">"https://auth.cern.ch"</span> <span class="c1"># You can use this "public-client" test client,</span> <span class="c1"># or replace the client (application) ID and secret</span> <span class="c1"># with the ID and secret of your application.</span> <span class="n">client_id</span> <span class="o">=</span> <span class="s2">"public-client"</span> <span class="n">client_secret</span> <span class="o">=</span> <span class="s2">""</span> <span class="n">keycloak_endpoint</span> <span class="o">=</span> <span class="n">kc_server</span><span class="o">+</span><span class="s2">"/auth/realms/cern/protocol/openid-connect/token"</span> <span class="n">userinfo_endpoint</span> <span class="o">=</span> <span class="n">kc_server</span><span class="o">+</span><span class="s2">"/auth/realms/cern/protocol/openid-connect/userinfo"</span> <span class="n">username</span> <span class="o">=</span> <span class="nb">input</span><span class="p">(</span><span class="s2">"Username: "</span><span class="p">)</span> <span class="n">password</span> <span class="o">=</span> <span class="n">getpass</span><span class="p">(</span><span class="s2">"Password: "</span><span class="p">)</span> <span class="n">totp</span> <span class="o">=</span> <span class="nb">input</span><span class="p">(</span><span class="s2">"TOTP code (if you don't have 2FA enabled, just press Enter): "</span><span class="p">)</span> <span class="nb">print</span><span class="p">(</span><span class="s2">"</span><span class="se">\n</span><span class="s2">### Response ####################################################</span><span class="se">\n</span><span class="s2">"</span><span class="p">)</span> <span class="n">token_resp</span> <span class="o">=</span> <span class="n">requests</span><span class="o">.</span><span class="n">post</span><span class="p">(</span> <span class="n">keycloak_endpoint</span><span class="p">,</span> <span class="n">data</span><span class="o">=</span><span class="p">{</span> <span class="s2">"grant_type"</span><span class="p">:</span> <span class="s2">"password"</span><span class="p">,</span> <span class="s2">"scope"</span><span class="p">:</span> <span class="s2">"openid"</span><span class="p">,</span> <span class="s2">"client_id"</span><span class="p">:</span> <span class="n">client_id</span><span class="p">,</span> <span class="s2">"client_secret"</span><span class="p">:</span> <span class="n">client_secret</span><span class="p">,</span> <span class="s2">"password"</span><span class="p">:</span> <span class="n">password</span><span class="p">,</span> <span class="s2">"username"</span><span class="p">:</span> <span class="n">username</span><span class="p">,</span> <span class="s2">"totp"</span><span class="p">:</span> <span class="n">totp</span> <span class="p">}</span> <span class="p">)</span><span class="o">.</span><span class="n">json</span><span class="p">()</span> <span class="nb">print</span><span class="p">(</span><span class="n">json</span><span class="o">.</span><span class="n">dumps</span><span class="p">(</span><span class="n">token_resp</span><span class="p">,</span> <span class="n">indent</span><span class="o">=</span><span class="mi">4</span><span class="p">))</span> <span class="k">if</span> <span class="s2">"error"</span> <span class="ow">in</span> <span class="n">token_resp</span><span class="o">.</span><span class="n">keys</span><span class="p">():</span> <span class="n">sys</span><span class="o">.</span><span class="n">exit</span><span class="p">(</span><span class="mi">1</span><span class="p">)</span> <span class="nb">print</span><span class="p">(</span><span class="s2">"</span><span class="se">\n</span><span class="s2">### Access Token ####################################################</span><span class="se">\n</span><span class="s2">"</span><span class="p">)</span> <span class="n">access_token</span> <span class="o">=</span> <span class="n">token_resp</span><span class="p">[</span><span class="s1">'access_token'</span><span class="p">]</span> <span class="nb">print</span><span class="p">(</span><span class="n">access_token</span><span class="p">)</span> <span class="nb">print</span><span class="p">(</span><span class="s2">"</span><span class="se">\n</span><span class="s2">### Access Token payload ############################################</span><span class="se">\n</span><span class="s2">"</span><span class="p">)</span> <span class="c1"># take the payload from the JWT token</span> <span class="n">payload</span> <span class="o">=</span> <span class="n">json</span><span class="o">.</span><span class="n">loads</span><span class="p">(</span><span class="n">base64</span><span class="o">.</span><span class="n">b64decode</span><span class="p">(</span><span class="n">access_token</span><span class="o">.</span><span class="n">split</span><span class="p">(</span><span class="s2">"."</span><span class="p">)[</span><span class="mi">1</span><span class="p">]</span> <span class="o">+</span> <span class="s1">'=='</span><span class="p">))</span> <span class="nb">print</span><span class="p">(</span><span class="n">json</span><span class="o">.</span><span class="n">dumps</span><span class="p">(</span><span class="n">payload</span><span class="p">,</span> <span class="n">indent</span><span class="o">=</span><span class="mi">4</span><span class="p">))</span> <span class="nb">print</span><span class="p">(</span><span class="s2">"</span><span class="se">\n</span><span class="s2">### ID Token ########################################################</span><span class="se">\n</span><span class="s2">"</span><span class="p">)</span> <span class="n">id_token</span> <span class="o">=</span> <span class="n">token_resp</span><span class="p">[</span><span class="s1">'id_token'</span><span class="p">]</span> <span class="nb">print</span><span class="p">(</span><span class="n">id_token</span><span class="p">)</span> <span class="nb">print</span><span class="p">(</span><span class="s2">"</span><span class="se">\n</span><span class="s2">### ID Token payload ################################################</span><span class="se">\n</span><span class="s2">"</span><span class="p">)</span> <span class="c1"># take the payload from the JWT token</span> <span class="n">payload</span> <span class="o">=</span> <span class="n">json</span><span class="o">.</span><span class="n">loads</span><span class="p">(</span><span class="n">base64</span><span class="o">.</span><span class="n">b64decode</span><span class="p">(</span><span class="n">id_token</span><span class="o">.</span><span class="n">split</span><span class="p">(</span><span class="s2">"."</span><span class="p">)[</span><span class="mi">1</span><span class="p">]</span> <span class="o">+</span> <span class="s1">'=='</span><span class="p">))</span> <span class="nb">print</span><span class="p">(</span><span class="n">json</span><span class="o">.</span><span class="n">dumps</span><span class="p">(</span><span class="n">payload</span><span class="p">,</span> <span class="n">indent</span><span class="o">=</span><span class="mi">4</span><span class="p">))</span> <span class="nb">print</span><span class="p">(</span><span class="s2">"</span><span class="se">\n</span><span class="s2">### User Info #######################################################</span><span class="se">\n</span><span class="s2">"</span><span class="p">)</span> <span class="n">userinfo</span> <span class="o">=</span> <span class="n">requests</span><span class="o">.</span><span class="n">post</span><span class="p">(</span> <span class="n">userinfo_endpoint</span><span class="p">,</span> <span class="n">data</span><span class="o">=</span><span class="p">{</span><span class="s2">"access_token"</span><span class="p">:</span> <span class="n">access_token</span><span class="p">}</span> <span class="p">)</span><span class="o">.</span><span class="n">json</span><span class="p">()</span> <span class="nb">print</span><span class="p">(</span><span class="n">json</span><span class="o">.</span><span class="n">dumps</span><span class="p">(</span><span class="n">userinfo</span><span class="p">,</span> <span class="n">indent</span><span class="o">=</span><span class="mi">4</span><span class="p">))</span> </code></pre></div> </article> </div> </div> </main> <footer class="md-footer"> <nav class="md-footer__inner md-grid" aria-label="Footer" > <a href="../../user-documentation/oidc/libraries/" class="md-footer__link md-footer__link--prev" aria-label="Previous: Suggested libraries" rel="prev"> <div class="md-footer__button md-icon"> <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M20 11v2H8l5.5 5.5-1.42 1.42L4.16 12l7.92-7.92L13.5 5.5 8 11h12Z"/></svg> </div> <div class="md-footer__title"> <div class="md-ellipsis"> <span class="md-footer__direction"> Previous </span> Suggested libraries </div> </div> </a> <a href="../qa-environment/" 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