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Unify the maintenance page based on dokku error pages
Maintenance page based on dokku nginx-vhosts 502 error page.
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Matige
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Dec 8, 2023
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,42 +1,61 @@ | ||
| <!DOCTYPE html> | ||
| <html> | ||
| <head> | ||
| <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> | ||
| <title>Application Offline for Maintenance</title> | ||
| <style type="text/css"> | ||
| body { | ||
| background-color: white; | ||
| color: #333333; | ||
| font-family: Arial, sans-serif; | ||
| margin: 0; | ||
| padding: 36px; | ||
| line-height: 18px; | ||
| font-size: 14px; | ||
| } | ||
| .section { | ||
| margin-bottom: 36px; | ||
| color: #222222; | ||
| } | ||
| .section h1 { | ||
| font-size: 26px; | ||
| background-color: #dad8e4; | ||
| padding: 18px 22px 15px 22px; | ||
| margin: 0; | ||
| overflow: hidden; | ||
| } | ||
| .article { | ||
| border: 4px solid #dad8e4; | ||
| padding: 24px 18px 18px 18px; | ||
| font-size: 14px; | ||
| } | ||
| </style> | ||
| </head> | ||
| <body> | ||
| <div class="section"> | ||
| <h1>Application Offline for Maintenance</h1> | ||
| <div class="article"> | ||
| <p>This application is undergoing maintenance right now. Please check back later.</p> | ||
| </div> | ||
| </div> | ||
| </body> | ||
| <head> | ||
| <title>Application Offline for Maintenance</title> | ||
| <meta name="viewport" content="width=device-width,initial-scale=1"> | ||
| <style> | ||
| body { | ||
| background-color: #6CABF7; | ||
| color: #fff; | ||
| text-align: center; | ||
| font-family: arial, sans-serif; | ||
| margin: 0; | ||
| } | ||
| div { | ||
| position:absolute; | ||
| top: 50%; | ||
| left: 50%; | ||
| transform: translateX(-50%) translateY(-50%); | ||
| } | ||
| p { | ||
| color: #eee; | ||
| } | ||
| </style> | ||
|
|
||
| <script> | ||
| /* Attempt to automatically reload, assuming that the maintenance mode is temporary */ | ||
| var retry_current = 2; // First refresh at 2 seconds | ||
| var retry_limit = 4096; // Maximum backoff time, ~68 minutes | ||
|
|
||
| check_gateway = function () { | ||
|
|
||
| var request = new XMLHttpRequest(); | ||
| request.open('HEAD', window.location.href, true); | ||
|
|
||
| request.onload = function () { | ||
|
|
||
| if (request.status >= 200 && request.status < 400) { | ||
| window.location.reload(true); | ||
| } else { | ||
| if (retry_current < retry_limit) { | ||
| retry_current *= 2; | ||
| } | ||
|
|
||
| setTimeout(check_gateway, retry_current * 1000); | ||
| } | ||
| }; | ||
|
|
||
| request.send(); | ||
| }; | ||
|
|
||
| setTimeout(check_gateway, retry_current * 1000); | ||
| </script> | ||
| </head> | ||
|
|
||
| <body> | ||
| <div> | ||
| <h1>Application Offline for Maintenance.</h1> | ||
| <p>This application is undergoing maintenance right now. Please check back later.</p> | ||
| </div> | ||
| </body> | ||
| </html> |