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closes #148

This commit is contained in:
Kyle McNally 2024-04-03 11:15:25 -04:00
parent bb952358a2
commit 94b8687686
2 changed files with 18 additions and 11 deletions
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15
README.md
View File

@ -204,6 +204,17 @@ From what I can tell, `headless_shell` does not seem to include support for the
Try marking this package as an external. Ref: https://webpack.js.org/configuration/externals/ Try marking this package as an external. Ref: https://webpack.js.org/configuration/externals/
### I'm experiencing timeouts or failures closing Chromium
This is a common issue. Chromium sometimes opens up more pages than you ask for. You can try the following
```typescript
for (const page of await browser.pages()) {
await page.close();
}
await browser.close();
```
## Fonts ## Fonts
The Amazon Linux 2 AWS Lambda runtime is not provisioned with any font faces. The Amazon Linux 2 AWS Lambda runtime is not provisioned with any font faces.
@ -260,8 +271,8 @@ By default, this package uses `swiftshader`/`angle` to do CPU acceleration for W
| `args` | `Array<string>` | Provides a list of recommended additional [Chromium flags](https://github.com/GoogleChrome/chrome-launcher/blob/master/docs/chrome-flags-for-tools.md). | | `args` | `Array<string>` | Provides a list of recommended additional [Chromium flags](https://github.com/GoogleChrome/chrome-launcher/blob/master/docs/chrome-flags-for-tools.md). |
| `defaultViewport` | `Object` | Returns a sensible default viewport for serverless. | | `defaultViewport` | `Object` | Returns a sensible default viewport for serverless. |
| `executablePath(location?: string)` | `Promise<string>` | Returns the path the Chromium binary was extracted to. | | `executablePath(location?: string)` | `Promise<string>` | Returns the path the Chromium binary was extracted to. |
| `setHeadlessMode` | `void` | Sets the headless mode to either `true` or `"shell"` | | `setHeadlessMode` | `void` | Sets the headless mode to either `true` or `"shell"` |
| `headless` | `true \| "shell"` | Returns `true` or `"shell"` depending on what version of chrome's headless you are running | | `headless` | `true \| "shell"` | Returns `true` or `"shell"` depending on what version of chrome's headless you are running |
| `setGraphicsMode` | `void` | Sets the graphics mode to either `true` or `false` | | `setGraphicsMode` | `void` | Sets the graphics mode to either `true` or `false` |
| `graphics` | `boolean` | Returns a boolean depending on whether webgl is enabled or disabled | | `graphics` | `boolean` | Returns a boolean depending on whether webgl is enabled or disabled |

14
_/amazon/handlers/index.js
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@ -18,15 +18,8 @@ exports.handler = async (event, context) => {
console.log("Chromium version", await browser.version()); console.log("Chromium version", await browser.version());
const contexts = [browser.defaultBrowserContext()]; for (let job of event) {
const page = await browser.newPage();
while (contexts.length < event.length) {
contexts.push(await browser.createBrowserContext());
}
for (let context of contexts) {
const job = event.shift();
const page = await context.newPage();
if (job.hasOwnProperty("url") === true) { if (job.hasOwnProperty("url") === true) {
await page.goto(job.url, { waitUntil: ["domcontentloaded", "load"] }); await page.goto(job.url, { waitUntil: ["domcontentloaded", "load"] });
@ -68,6 +61,9 @@ exports.handler = async (event, context) => {
throw error.message; throw error.message;
} finally { } finally {
if (browser !== null) { if (browser !== null) {
for (const page of await browser.pages()) {
await page.close();
}
await browser.close(); await browser.close();
} }
} }