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Custom Login Page in Splunk
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| </head> | |
| <body> | |
| <form method="post" id="loginForm"> | |
| <div> | |
| <input type="text" name="username" placeholder="Username" /> | |
| </div> | |
| <div> | |
| <input type="password" name="password" placeholder="Password" /> | |
| </div> | |
| <div> | |
| <input type="hidden" name="cval" /> | |
| </div> | |
| <input type="submit" value="Sign In" /> | |
| </form> | |
| <script> | |
| const APP_NAME = 'search'; | |
| var form = document.getElementById('loginForm'); | |
| form.elements.cval.value = new URLSearchParams(window.location.search).get("cval"); | |
| var paths = window.location.pathname.split('/'); | |
| var locale = paths.length > 1 ? paths[1] : "en-US"; | |
| form.addEventListener("submit", function (e) { | |
| e.preventDefault(); | |
| var form_data = `username=${encodeURIComponent(form.elements.username.value)}&password=${encodeURIComponent(form.elements.password.value)}&cval=${encodeURIComponent(form.elements.cval.value)}`; | |
| fetch(`/${locale}/account/login`, { | |
| method: "POST", | |
| body: form_data, | |
| }).then(function (response) { | |
| if (response.status === 200) { | |
| window.location.replace( | |
| `/${locale}/app/${APP_NAME}` | |
| ); | |
| } else if (response.status === 401) { | |
| console.log('Incorrect login - check username and password'); | |
| } else { | |
| throw new Error( | |
| "Unhandled status code: " + | |
| response.status | |
| ); | |
| } | |
| }).catch(function (error) { | |
| console.error(error); | |
| }); | |
| }); | |
| </script> | |
| </body> | |
| </html> |
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This static login page can be used to customize the login experience for Splunk (Tested with Enterprise 8.2.3).
To activate it, you have to copy this file to
$SPLUNK_HOME/share/splunk/search_mrsparkle/exposed/login.html(it will be served by Splunk Web as a static file) and add the following entry to thesettingsstanza in theweb.conf:This JS snippet automatically redirects every login attempt to this static HTML page and injects the necessary
cvalvalue for authentication.