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Add taskworker that runs funcs out of process

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This commit is contained in:
Girish Ramakrishnan
2018-12-09 03:20:00 -08:00
parent 3688371ce8
commit d43106b0af
11 changed files with 108 additions and 137 deletions
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17
src/updater.js
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@@ -14,6 +14,8 @@ var assert = require('assert'),
config = require('./config.js'),
crypto = require('crypto'),
debug = require('debug')('box:updater'),
eventlog = require('./eventlog.js'),
locker = require('./locker.js'),
mkdirp = require('mkdirp'),
os = require('os'),
path = require('path'),
@@ -21,7 +23,6 @@ var assert = require('assert'),
safe = require('safetydance'),
shell = require('./shell.js'),
tasks = require('./tasks.js'),
TaskError = require('./tasks.js').TaskError,
updateChecker = require('./updatechecker.js'),
util = require('util');
@@ -188,10 +189,18 @@ function updateToLatest(auditSource, callback) {
if (!boxUpdateInfo) return callback(new UpdaterError(UpdaterError.ALREADY_UPTODATE, 'No update available'));
if (!boxUpdateInfo.sourceTarballUrl) return callback(new UpdaterError(UpdaterError.BAD_STATE, 'No automatic update available'));
tasks.startTask(tasks.TASK_UPDATE, { boxUpdateInfo }, auditSource, function (error, taskId) {
if (error && error.reason === TaskError.BAD_STATE) return callback(new UpdaterError(UpdaterError.BAD_STATE, error.message));
if (error) return callback(new UpdaterError(UpdaterError.INTERNAL_ERROR, error));
let error = locker.lock(locker.OP_BOX_UPDATE);
if (error) return callback(error);
let task = tasks.startTask(tasks.TASK_UPDATE, [ boxUpdateInfo ], auditSource);
task.on('error', (error) => callback(new UpdaterError(UpdaterError.INTERNAL_ERROR, error)));
task.on('start', (taskId) => {
eventlog.add(eventlog.ACTION_UPDATE, auditSource, { taskId });
callback(null, taskId);
});
task.on('finish', (error) => {
locker.unlock(locker.OP_BOX_UPDATE);
debug('Update failed with error', error);
});
}