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Bug 757835 - Fall back to not use the maintenance service if there is an error when using the service to stage an update in the background; r=rstrong

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This will cause us to fall back to a non-background update with a UAC prompt,
which sucks, but at least it lets the user to update.

--HG--
extra : transplant_source : z%00/Z%ED%E3gj%A2%E6%244%D0%B0%AE%A1zdPT
This commit is contained in:
Ehsan Akhgari 2012-05-23 12:31:37 -04:00
parent f57f0bfd53
commit 066029ac7f
1 changed files with 56 additions and 44 deletions
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100
toolkit/mozapps/update/nsUpdateService.js
View File

@ -879,6 +879,57 @@ function readStringFromFile(file) {
return readStringFromInputStream(fis);
}
function handleUpdateFailure(update, errorCode) {
update.errorCode = parseInt(errorCode);
if (update.errorCode == WRITE_ERROR) {
Cc["@mozilla.org/updates/update-prompt;1"].
createInstance(Ci.nsIUpdatePrompt).
showUpdateError(update);
writeStatusFile(getUpdatesDir(), update.state = STATE_PENDING);
return true;
}
if (update.errorCode == ELEVATION_CANCELED) {
writeStatusFile(getUpdatesDir(), update.state = STATE_PENDING);
return true;
}
if (update.errorCode == SERVICE_UPDATER_COULD_NOT_BE_STARTED ||
update.errorCode == SERVICE_NOT_ENOUGH_COMMAND_LINE_ARGS ||
update.errorCode == SERVICE_UPDATER_SIGN_ERROR ||
update.errorCode == SERVICE_UPDATER_COMPARE_ERROR ||
update.errorCode == SERVICE_UPDATER_IDENTITY_ERROR ||
update.errorCode == SERVICE_STILL_APPLYING_ON_SUCCESS ||
update.errorCode == SERVICE_STILL_APPLYING_ON_FAILURE ||
update.errorCode == SERVICE_UPDATER_NOT_FIXED_DRIVE ||
update.errorCode == SERVICE_COULD_NOT_LOCK_UPDATER ||
update.errorCode == SERVICE_INSTALLDIR_ERROR) {
var failCount = getPref("getIntPref",
PREF_APP_UPDATE_SERVICE_ERRORS, 0);
var maxFail = getPref("getIntPref",
PREF_APP_UPDATE_SERVICE_MAX_ERRORS,
DEFAULT_SERVICE_MAX_ERRORS);
// As a safety, when the service reaches maximum failures, it will
// disable itself and fallback to using the normal update mechanism
// without the service.
if (failCount >= maxFail) {
Services.prefs.setBoolPref(PREF_APP_UPDATE_SERVICE_ENABLED, false);
Services.prefs.clearUserPref(PREF_APP_UPDATE_SERVICE_ERRORS);
} else {
failCount++;
Services.prefs.setIntPref(PREF_APP_UPDATE_SERVICE_ERRORS,
failCount);
}
writeStatusFile(getUpdatesDir(), update.state = STATE_PENDING);
return true;
}
return false;
}
/**
* Update Patch
* @param patch
@ -1454,48 +1505,7 @@ UpdateService.prototype = {
var ary = status.split(":");
update.state = ary[0];
if (update.state == STATE_FAILED && ary[1]) {
update.errorCode = parseInt(ary[1]);
if (update.errorCode == WRITE_ERROR) {
prompter.showUpdateError(update);
writeStatusFile(getUpdatesDir(), update.state = STATE_PENDING);
return;
}
if (update.errorCode == ELEVATION_CANCELED) {
writeStatusFile(getUpdatesDir(), update.state = STATE_PENDING);
return;
}
if (update.errorCode == SERVICE_UPDATER_COULD_NOT_BE_STARTED ||
update.errorCode == SERVICE_NOT_ENOUGH_COMMAND_LINE_ARGS ||
update.errorCode == SERVICE_UPDATER_SIGN_ERROR ||
update.errorCode == SERVICE_UPDATER_COMPARE_ERROR ||
update.errorCode == SERVICE_UPDATER_IDENTITY_ERROR ||
update.errorCode == SERVICE_STILL_APPLYING_ON_SUCCESS ||
update.errorCode == SERVICE_STILL_APPLYING_ON_FAILURE ||
update.errorCode == SERVICE_UPDATER_NOT_FIXED_DRIVE ||
update.errorCode == SERVICE_COULD_NOT_LOCK_UPDATER ||
update.errorCode == SERVICE_INSTALLDIR_ERROR) {
var failCount = getPref("getIntPref",
PREF_APP_UPDATE_SERVICE_ERRORS, 0);
var maxFail = getPref("getIntPref",
PREF_APP_UPDATE_SERVICE_MAX_ERRORS,
DEFAULT_SERVICE_MAX_ERRORS);
// As a safety, when the service reaches maximum failures, it will
// disable itself and fallback to using the normal update mechanism
// without the service.
if (failCount >= maxFail) {
Services.prefs.setBoolPref(PREF_APP_UPDATE_SERVICE_ENABLED, false);
Services.prefs.clearUserPref(PREF_APP_UPDATE_SERVICE_ERRORS);
} else {
failCount++;
Services.prefs.setIntPref(PREF_APP_UPDATE_SERVICE_ERRORS,
failCount);
}
writeStatusFile(getUpdatesDir(), update.state = STATE_PENDING);
if (handleUpdateFailure(update, ary[1])) {
return;
}
}
@ -2315,11 +2325,13 @@ UpdateManager.prototype = {
},
refreshUpdateStatus: function UM_refreshUpdateStatus(update) {
var updateSucceeded = true;
var status = readStatusFile(getUpdatesDir());
var ary = status.split(":");
update.state = ary[0];
if (update.state == STATE_FAILED && ary[1]) {
update.errorCode = parseInt(ary[1]);
updateSucceeded = false;
handleUpdateFailure(update, ary[1]);
}
if (update.state == STATE_APPLIED && shouldUseService()) {
writeStatusFile(getUpdatesDir(), update.state = STATE_APPLIED_SVC);
@ -2329,7 +2341,7 @@ UpdateManager.prototype = {
um.saveUpdates();
// Destroy the updates directory, since we're done with it.
cleanUpUpdatesDir(true);
cleanUpUpdatesDir(updateSucceeded);
// Send an observer notification which the update wizard uses in
// order to update its UI.