From 2215cf5e3fbcfdbec633d3bb9f457e89d71dba11 Mon Sep 17 00:00:00 2001 From: Kathy Brade Date: Tue, 24 Feb 2015 13:50:23 -0500 Subject: [PATCH] Bug 14631: Improve profile access error messages. Instead of always reporting that the profile is locked, display specific messages for "access denied" and "read-only file system". --- .../profile/profileSelection.properties | 5 ++ toolkit/profile/nsToolkitProfileService.cpp | 57 ++++++++++++++++- toolkit/profile/nsToolkitProfileService.h | 13 +++- toolkit/xre/nsAppRunner.cpp | 64 +++++++++++++------ 4 files changed, 118 insertions(+), 21 deletions(-) diff --git a/toolkit/locales/en-US/chrome/mozapps/profile/profileSelection.properties b/toolkit/locales/en-US/chrome/mozapps/profile/profileSelection.properties index 242c8c78b251d..cf145367f1be1 100644 --- a/toolkit/locales/en-US/chrome/mozapps/profile/profileSelection.properties +++ b/toolkit/locales/en-US/chrome/mozapps/profile/profileSelection.properties @@ -12,6 +12,11 @@ restartMessageUnlocker=%S is already running, but is not responding. The old %S restartMessageNoUnlockerMac=A copy of %S is already open. Only one copy of %S can be open at a time. restartMessageUnlockerMac=A copy of %S is already open. The running copy of %S will quit in order to open this one. +# LOCALIZATION NOTE (profileProblemTitle, profileReadOnly, profileReadOnlyMac, profileAccessDenied): Messages displayed when the browser profile cannot be accessed or written to. %S is the application name. +profileProblemTitle=%S Profile Problem +profileReadOnly=You cannot run %S from a read-only file system. Please copy %S to another location before trying to use it. +profileReadOnlyMac=You cannot run %S from a read-only file system. Please copy %S to your Desktop or Applications folder before trying to use it. +profileAccessDenied=%S does not have permission to access the profile. Please adjust your file system permissions and try again. # Profile manager # LOCALIZATION NOTE (profileTooltip): First %S is the profile name, second %S is the path to the profile folder. profileTooltip=Profile: ‘%S’ - Path: ‘%S’ diff --git a/toolkit/profile/nsToolkitProfileService.cpp b/toolkit/profile/nsToolkitProfileService.cpp index 7c23ffec9ccf9..88dfbafcdc3d0 100644 --- a/toolkit/profile/nsToolkitProfileService.cpp +++ b/toolkit/profile/nsToolkitProfileService.cpp @@ -1136,9 +1136,10 @@ nsToolkitProfileService::SelectStartupProfile( } bool wasDefault; + ProfileStatus profileStatus; nsresult rv = SelectStartupProfile(&argc, argv.get(), aIsResetting, aRootDir, aLocalDir, - aProfile, aDidCreate, &wasDefault); + aProfile, aDidCreate, &wasDefault, profileStatus); // Since we were called outside of the normal startup path complete any // startup tasks. @@ -1171,7 +1172,8 @@ nsToolkitProfileService::SelectStartupProfile( nsresult nsToolkitProfileService::SelectStartupProfile( int* aArgc, char* aArgv[], bool aIsResetting, nsIFile** aRootDir, nsIFile** aLocalDir, nsIToolkitProfile** aProfile, bool* aDidCreate, - bool* aWasDefaultSelection) { + bool* aWasDefaultSelection, ProfileStatus& aProfileStatus) { + aProfileStatus = PROFILE_STATUS_OK; if (mStartupProfileSelected) { return NS_ERROR_ALREADY_INITIALIZED; } @@ -1265,6 +1267,13 @@ nsresult nsToolkitProfileService::SelectStartupProfile( rv = XRE_GetFileFromPath(arg, getter_AddRefs(lf)); NS_ENSURE_SUCCESS(rv, rv); + aProfileStatus = CheckProfileWriteAccess(lf); + if (PROFILE_STATUS_OK != aProfileStatus) { + NS_ADDREF(*aRootDir = lf); + NS_ADDREF(*aLocalDir = lf); + return NS_ERROR_FAILURE; + } + // Make sure that the profile path exists and it's a directory. bool exists; rv = lf->Exists(&exists); @@ -2047,3 +2056,47 @@ nsresult XRE_GetFileFromPath(const char* aPath, nsIFile** aResult) { # error Platform-specific logic needed here. #endif } + +// Check for write permission to the profile directory by trying to create a +// new file (after ensuring that no file with the same name exists). +ProfileStatus nsToolkitProfileService::CheckProfileWriteAccess( + nsIFile* aProfileDir) { +#if defined(XP_UNIX) + NS_NAMED_LITERAL_STRING(writeTestFileName, ".parentwritetest"); +#else + NS_NAMED_LITERAL_STRING(writeTestFileName, "parent.writetest"); +#endif + + nsCOMPtr writeTestFile; + nsresult rv = aProfileDir->Clone(getter_AddRefs(writeTestFile)); + if (NS_SUCCEEDED(rv)) rv = writeTestFile->Append(writeTestFileName); + + if (NS_SUCCEEDED(rv)) { + bool doesExist = false; + rv = writeTestFile->Exists(&doesExist); + if (NS_SUCCEEDED(rv) && doesExist) rv = writeTestFile->Remove(true); + } + + if (NS_SUCCEEDED(rv)) { + rv = writeTestFile->Create(nsIFile::NORMAL_FILE_TYPE, 0666); + (void)writeTestFile->Remove(true); + } + + ProfileStatus status = + NS_SUCCEEDED(rv) ? PROFILE_STATUS_OK : PROFILE_STATUS_OTHER_ERROR; + if (NS_ERROR_FILE_ACCESS_DENIED == rv) + status = PROFILE_STATUS_ACCESS_DENIED; + else if (NS_ERROR_FILE_READ_ONLY == rv) + status = PROFILE_STATUS_READ_ONLY; + + return status; +} + +ProfileStatus nsToolkitProfileService::CheckProfileWriteAccess( + nsIToolkitProfile* aProfile) { + nsCOMPtr profileDir; + nsresult rv = aProfile->GetRootDir(getter_AddRefs(profileDir)); + if (NS_FAILED(rv)) return PROFILE_STATUS_OTHER_ERROR; + + return CheckProfileWriteAccess(profileDir); +} diff --git a/toolkit/profile/nsToolkitProfileService.h b/toolkit/profile/nsToolkitProfileService.h index 73292e9d4348b..4901dd32b7e28 100644 --- a/toolkit/profile/nsToolkitProfileService.h +++ b/toolkit/profile/nsToolkitProfileService.h @@ -15,6 +15,14 @@ #include "nsProfileLock.h" #include "nsINIParser.h" +enum ProfileStatus { + PROFILE_STATUS_OK, + PROFILE_STATUS_ACCESS_DENIED, + PROFILE_STATUS_READ_ONLY, + PROFILE_STATUS_IS_LOCKED, + PROFILE_STATUS_OTHER_ERROR +}; + class nsToolkitProfile final : public nsIToolkitProfile, public mozilla::LinkedListElement> { @@ -79,10 +87,13 @@ class nsToolkitProfileService final : public nsIToolkitProfileService { nsresult SelectStartupProfile(int* aArgc, char* aArgv[], bool aIsResetting, nsIFile** aRootDir, nsIFile** aLocalDir, nsIToolkitProfile** aProfile, bool* aDidCreate, - bool* aWasDefaultSelection); + bool* aWasDefaultSelection, + ProfileStatus& aProfileStatus); nsresult CreateResetProfile(nsIToolkitProfile** aNewProfile); nsresult ApplyResetProfile(nsIToolkitProfile* aOldProfile); void CompleteStartup(); + static ProfileStatus CheckProfileWriteAccess(nsIToolkitProfile* aProfile); + static ProfileStatus CheckProfileWriteAccess(nsIFile* aProfileDir); private: friend class nsToolkitProfile; diff --git a/toolkit/xre/nsAppRunner.cpp b/toolkit/xre/nsAppRunner.cpp index d3d2d66d5de41..c06b9ad7eff9a 100644 --- a/toolkit/xre/nsAppRunner.cpp +++ b/toolkit/xre/nsAppRunner.cpp @@ -1713,11 +1713,12 @@ static nsresult ProfileMissingDialog(nsINativeAppSupport* aNative) { } } -static ReturnAbortOnError ProfileLockedDialog(nsIFile* aProfileDir, - nsIFile* aProfileLocalDir, - nsIProfileUnlocker* aUnlocker, - nsINativeAppSupport* aNative, - nsIProfileLock** aResult) { +static ReturnAbortOnError ProfileErrorDialog(nsIFile* aProfileDir, + nsIFile* aProfileLocalDir, + ProfileStatus aStatus, + nsIProfileUnlocker* aUnlocker, + nsINativeAppSupport* aNative, + nsIProfileLock** aResult) { nsresult rv; bool exists; @@ -1750,18 +1751,31 @@ static ReturnAbortOnError ProfileLockedDialog(nsIFile* aProfileDir, nsAutoString killMessage; #ifndef XP_MACOSX - rv = sb->FormatStringFromName( - aUnlocker ? "restartMessageUnlocker" : "restartMessageNoUnlocker", - params, 2, killMessage); + static const char* kRestartUnlocker = "restartMessageUnlocker"; + static const char* kRestartNoUnlocker = "restartMessageNoUnlocker"; + static const char* kReadOnly = "profileReadOnly"; #else - rv = sb->FormatStringFromName( - aUnlocker ? "restartMessageUnlockerMac" : "restartMessageNoUnlockerMac", - params, 2, killMessage); + static const char* kRestartUnlocker = "restartMessageUnlockerMac"; + static const char* kRestartNoUnlocker = "restartMessageNoUnlockerMac"; + static const char* kReadOnly = "profileReadOnlyMac"; #endif + static const char* kAccessDenied = "profileAccessDenied"; + + const char* errorKey = aUnlocker ? kRestartUnlocker : kRestartNoUnlocker; + if (PROFILE_STATUS_READ_ONLY == aStatus) + errorKey = kReadOnly; + else if (PROFILE_STATUS_ACCESS_DENIED == aStatus) + errorKey = kAccessDenied; + rv = sb->FormatStringFromName(errorKey, params, 2, killMessage); NS_ENSURE_SUCCESS(rv, NS_ERROR_FAILURE); + const char* titleKey = ((PROFILE_STATUS_READ_ONLY == aStatus) || + (PROFILE_STATUS_ACCESS_DENIED == aStatus)) + ? "profileProblemTitle" + : "restartTitle"; + nsAutoString killTitle; - rv = sb->FormatStringFromName("restartTitle", params, 1, killTitle); + rv = sb->FormatStringFromName(titleKey, params, 1, killTitle); NS_ENSURE_SUCCESS(rv, NS_ERROR_FAILURE); if (gfxPlatform::IsHeadless()) { @@ -1923,6 +1937,13 @@ static nsCOMPtr gResetOldProfile; static nsresult LockProfile(nsINativeAppSupport* aNative, nsIFile* aRootDir, nsIFile* aLocalDir, nsIToolkitProfile* aProfile, nsIProfileLock** aResult) { + ProfileStatus status = + (aProfile ? nsToolkitProfileService::CheckProfileWriteAccess(aProfile) + : nsToolkitProfileService::CheckProfileWriteAccess(aRootDir)); + if (PROFILE_STATUS_OK != status) + return ProfileErrorDialog(aRootDir, aLocalDir, status, nullptr, aNative, + aResult); + // If you close Firefox and very quickly reopen it, the old Firefox may // still be closing down. Rather than immediately showing the // "Firefox is running but is not responding" message, we spend a few @@ -1949,7 +1970,8 @@ static nsresult LockProfile(nsINativeAppSupport* aNative, nsIFile* aRootDir, } while (TimeStamp::Now() - start < TimeDuration::FromSeconds(kLockRetrySeconds)); - return ProfileLockedDialog(aRootDir, aLocalDir, unlocker, aNative, aResult); + return ProfileErrorDialog(aRootDir, aLocalDir, PROFILE_STATUS_IS_LOCKED, + unlocker, aNative, aResult); } // Pick a profile. We need to end up with a profile root dir, local dir and @@ -1964,7 +1986,8 @@ static nsresult LockProfile(nsINativeAppSupport* aNative, nsIFile* aRootDir, static nsresult SelectProfile(nsToolkitProfileService* aProfileSvc, nsINativeAppSupport* aNative, nsIFile** aRootDir, nsIFile** aLocalDir, nsIToolkitProfile** aProfile, - bool* aWasDefaultSelection) { + bool* aWasDefaultSelection, + nsIProfileLock** aResult) { StartupTimeline::Record(StartupTimeline::SELECT_PROFILE); nsresult rv; @@ -2000,9 +2023,14 @@ static nsresult SelectProfile(nsToolkitProfileService* aProfileSvc, // Ask the profile manager to select the profile directories to use. bool didCreate = false; - rv = aProfileSvc->SelectStartupProfile(&gArgc, gArgv, gDoProfileReset, - aRootDir, aLocalDir, aProfile, - &didCreate, aWasDefaultSelection); + ProfileStatus profileStatus = PROFILE_STATUS_OK; + rv = aProfileSvc->SelectStartupProfile( + &gArgc, gArgv, gDoProfileReset, aRootDir, aLocalDir, aProfile, &didCreate, + aWasDefaultSelection, profileStatus); + if (PROFILE_STATUS_OK != profileStatus) { + return ProfileErrorDialog(*aRootDir, *aLocalDir, profileStatus, nullptr, + aNative, aResult); + } if (rv == NS_ERROR_SHOW_PROFILE_MANAGER) { return ShowProfileManager(aProfileSvc, aNative); @@ -3946,7 +3974,7 @@ int XREMain::XRE_mainStartup(bool* aExitFlag) { nsCOMPtr profile; rv = SelectProfile(mProfileSvc, mNativeApp, getter_AddRefs(mProfD), getter_AddRefs(mProfLD), getter_AddRefs(profile), - &wasDefaultSelection); + &wasDefaultSelection, getter_AddRefs(mProfileLock)); if (rv == NS_ERROR_LAUNCHED_CHILD_PROCESS || rv == NS_ERROR_ABORT) { *aExitFlag = true; return 0; -- GitLab