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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
import { BaseAction } from "resource://normandy/actions/BaseAction.sys.mjs";
const lazy = {};
ChromeUtils.defineESModuleGetters(lazy, {
ActionSchemas: "resource://normandy/actions/schemas/index.sys.mjs",
AddonManager: "resource://gre/modules/AddonManager.sys.mjs",
AddonRollouts: "resource://normandy/lib/AddonRollouts.sys.mjs",
TelemetryEnvironment: "resource://gre/modules/TelemetryEnvironment.sys.mjs",
TelemetryEvents: "resource://normandy/lib/TelemetryEvents.sys.mjs",
});
export class AddonRollbackAction extends BaseAction {
get schema() {
return lazy.ActionSchemas["addon-rollback"];
}
async _run(recipe) {
const { rolloutSlug } = recipe.arguments;
const rollout = await lazy.AddonRollouts.get(rolloutSlug);
if (!rollout) {
this.log.debug(`Rollback ${rolloutSlug} not applicable, skipping`);
return;
}
switch (rollout.state) {
case lazy.AddonRollouts.STATE_ACTIVE: {
await lazy.AddonRollouts.update({
...rollout,
state: lazy.AddonRollouts.STATE_ROLLED_BACK,
});
const addon = await lazy.AddonManager.getAddonByID(rollout.addonId);
if (addon) {
try {
await addon.uninstall();
} catch (err) {
lazy.TelemetryEvents.sendEvent(
"unenrollFailed",
"addon_rollback",
rolloutSlug,
{
reason: "uninstall-failed",
}
);
throw err;
}
} else {
this.log.warn(
`Could not uninstall addon ${rollout.addonId} for rollback ${rolloutSlug}: it is not installed.`
);
}
lazy.TelemetryEvents.sendEvent(
"unenroll",
"addon_rollback",
rolloutSlug,
{
reason: "rollback",
}
);
lazy.TelemetryEnvironment.setExperimentInactive(rolloutSlug);
break;
}
case lazy.AddonRollouts.STATE_ROLLED_BACK: {
return; // Do nothing
}
default: {
throw new Error(
`Unexpected state when rolling back ${rolloutSlug}: ${rollout.state}`
);
}
}
}
}
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