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https://issues.apache.org/jira/browse/GUACAMOLE-884?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
jianfeng chen updated GUACAMOLE-884:
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Comment: was deleted
(was: let task = scheduleTask(function __display_draw() {
if (image.width && image.height) {
layer.drawImage(x, y, image);
}
}, true);
let byteString = url;
if (url.indexOf('base64,') !== -1) {
byteString = url.split(',')[1];
}
byteString = atob(byteString);
let bytearray = new Uint8Array(byteString.length);
for (let j = 0; j < byteString.length; j++) {
bytearray[j] = byteString.charCodeAt(j);
}
let blob = new Blob([bytearray], {
type: 'data:image/png'
});
let image = null;
createImageBitmap(blob).then((result) => {
image = result;
task.unblock();
});)
> Canvas Render Browser Memory Leakage
> ------------------------------------
>
> Key: GUACAMOLE-884
> URL: https://issues.apache.org/jira/browse/GUACAMOLE-884
> Project: Guacamole
> Issue Type: Bug
> Components: guacamole-common-js
> Affects Versions: 1.0.0
> Environment: guacamole 1.0
> Reporter: jianfeng chen
> Priority: Minor
> Attachments: 001.png, CorrectCode.png, guac-js-heap.png, pysh.py
>
>
> In SSH protocol, executing Python scripts will constantly render and refresh
> the interface, resulting in a gradual increase in browser memory, and finally
> browser crash.
> The script content is in the attachment.
> Execute script instructions：python pysh.py 1024 1
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