ziqim/solr/solr-7.7.2/server/solr-webapp/webapp/partials/login.html

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<div id="login" class="clearfix">

  <div ng-show="authScheme === 'Basic'">
    <h1>Basic Authentication</h1>
    <div class="login-error" ng-show="statusText !== 'require authentication' || authParamsError !== null">
      {{statusText}}{{authParamsError}}
    </div>
    <div ng-show="!isLoggedIn()">
      <p>
        Solr requires authentication for resource {{authLocation === '/' ? 'Dashboard' : authLocation}}.<br/>
        Please log in with your username and password for realm {{authRealm}}.
      </p>
      <br/>
      <div ng-show="error" class="alert alert-danger">{{error}}</div>
      <form name="form" ng-submit="login()" role="form">
        <div class="form-group">
          <label for="username">Username</label>
          <input type="text" name="username" id="username" class="form-control" ng-model="username" required />
          <span ng-show="form.username.$dirty && form.username.$error.required" class="help-block">Username is required</span>
        </div>
        <div class="form-group">
          <label for="password">Password</label>
          <input type="password" name="password" id="password" class="form-control" ng-model="password" required />
          <span ng-show="form.password.$dirty && form.password.$error.required" class="help-block">Password is required</span>
        </div>
        <br/>
        <div class="form-actions">
          <button type="submit" ng-disabled="form.$invalid" class="btn btn-danger">Login</button>
        </div>
      </form>
    </div>

    <div ng-show="isLoggedIn()">
      <p>
        Logged in as user {{authLoggedinUser}}. Realm={{authRealm}}.<br/>
      </p>
      <br/>
      <form name="logoutForm" ng-submit="logout()" role="form" ng-show="isLoggedIn()">
        <div class="form-actions">
          <button type="submit" class="btn btn-danger">Logout</button>
        </div>
      </form>
    </div>

  </div>

  <div ng-show="authScheme === 'Negotiate'">
    <h1>Kerberos Authentication</h1>
    <p>Your browser did not provide the required information to authenticate using Kerberos. 
      Please check that your computer has a valid ticket for communicating with Solr, 
      and that your browser is properly configured to provide that ticket when required. 
      For more information, consult 
      <a href="https://lucene.apache.org/solr/guide/kerberos-authentication-plugin.html">
        Solr's Kerberos documentation
      </a>.
    </p>
    The response from the server was:
    <hr/>
    <pre>HTTP 401 {{statusText}}
WWW-Authenticate: {{wwwAuthHeader}}</pre>
    <hr/>
  </div>
  
  <div ng-show="!authSchemeSupported">
    <h1>Authentication scheme not supported</h1>

    <div class="login-error">
      {{statusText}}
    </div>
    
    <p>Some or all Solr operations are protected by an authentication scheme that is not yet supported by this Admin UI ({{authScheme}}).</p>
    <p>Solr returned an error response:
    <hr/>
    <pre>HTTP 401 {{statusText}}
WWW-Authenticate: {{wwwAuthHeader}}</pre>
    <hr/>
    </p>
    <p>A possible workaround may be to use another client that supports this scheme.</p>
  </div>
</div>