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metamask-extension/app/scripts/lockdown-run.js
kumavis f9ea9e4b43
lockdown - breakout making globalThis properties non-writable (#12258)
* lockdown - breakout making globalThis properties non-writable into lockdown-more.js

* Update app/scripts/lockdown-more.js

Co-authored-by: David Walsh <davidwalsh83@gmail.com>

* Update app/scripts/lockdown-more.js

Co-authored-by: Erik Marks <25517051+rekmarks@users.noreply.github.com>

Co-authored-by: David Walsh <davidwalsh83@gmail.com>
Co-authored-by: Erik Marks <25517051+rekmarks@users.noreply.github.com>
2021-10-01 08:53:12 -10:00

23 lines
751 B
JavaScript

// Freezes all intrinsics
try {
// eslint-disable-next-line no-undef,import/unambiguous
lockdown({
consoleTaming: 'unsafe',
errorTaming: 'unsafe',
mathTaming: 'unsafe',
dateTaming: 'unsafe',
overrideTaming: 'severe',
});
} catch (error) {
// If the `lockdown` call throws an exception, it interferes with the
// contentscript injection on some versions of Firefox. The error is
// caught and logged here so that the contentscript still gets injected.
// This affects Firefox v56 and Waterfox Classic.
console.error('Lockdown failed:', error);
if (globalThis.sentry && globalThis.sentry.captureException) {
globalThis.sentry.captureException(
new Error(`Lockdown failed: ${error.message}`),
);
}
}