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Code Issues Projects Releases Packages Wiki Activity Actions 9

Show friendly 500 error page to users and developers (#24110)

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Close #24104

This also introduces many tests to cover many complex error handling
functions.

### Before

The details are never shown in production.

<details>

![image](https://user-images.githubusercontent.com/2114189/231805004-13214579-4fbe-465a-821c-be75c2749097.png)

</details>

### After

The details could be shown to site admin users. It is safe.

![image](https://user-images.githubusercontent.com/2114189/231803912-d5660994-416f-4b27-a4f1-a4cc962091d4.png)
This commit is contained in:
wxiaoguang 2023-04-14 13:19:11 +08:00 • committed by GitHub
parent 5768bafeb2
commit 1c8bc4081a
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GPG key ID: 4AEE18F83AFDEB23
10 changed files with 313 additions and 180 deletions
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5
web_src/css/helpers.css
View file

@ -46,8 +46,8 @@
text-overflow: ellipsis !important;
}
.gt-full-screen-width { width: 100vw !important; }
.gt-full-screen-height { height: 100vh !important; }
.gt-w-screen { width: 100vw !important; }
.gt-h-screen { height: 100vh !important; }
.gt-rounded { border-radius: var(--border-radius) !important; }
.gt-rounded-top { border-radius: var(--border-radius) var(--border-radius) 0 0 !important; }
@ -202,6 +202,7 @@
.gt-shrink-0 { flex-shrink: 0 !important; }
.gt-whitespace-nowrap { white-space: nowrap !important; }
.gt-whitespace-pre-wrap { white-space: pre-wrap !important; }
@media (max-width: 767px) {
.gt-db-small { display: block !important; }

12
web_src/js/bootstrap.js vendored
View file

@ -20,6 +20,10 @@ export function showGlobalErrorMessage(msg) {
* @param {ErrorEvent} e
*/
function processWindowErrorEvent(e) {
if (window.config.initCount > 1) {
// the page content has been loaded many times, the HTML/JS are totally broken, don't need to show error message
return;
}
if (!e.error && e.lineno === 0 && e.colno === 0 && e.filename === '' && window.navigator.userAgent.includes('FxiOS/')) {
// At the moment, Firefox (iOS) (10x) has an engine bug. See https://github.com/go-gitea/gitea/issues/20240
// If a script inserts a newly created (and content changed) element into DOM, there will be a nonsense error event reporting: Script error: line 0, col 0.
@ -33,7 +37,13 @@ function initGlobalErrorHandler() {
if (!window.config) {
showGlobalErrorMessage(`Gitea JavaScript code couldn't run correctly, please check your custom templates`);
}
if (window.config.initCount > 1) {
// when a sub-templates triggers an 500 error, its parent template has been partially rendered,
// then the 500 page will be rendered after that partially rendered page, which will cause the initCount > 1
// in this case, the page is totally broken, so do not do any further error handling
console.error('initGlobalErrorHandler: Gitea global config system has already been initialized, there must be something else wrong');
return;
}
// we added an event handler for window error at the very beginning of <script> of page head
// the handler calls `_globalHandlerErrors.push` (array method) to record all errors occur before this init
// then in this init, we can collect all error events and show them