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MDEV-27546 MSI should fail if INSTALLDIR is a non-empty existing directory

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Make installer fail if INSTALLDIR exists.
In UI mode, show a popup and disable "Next" button until install root is
corrected
This commit is contained in:
Vladislav Vaintroub 2022-01-31 20:09:45 +01:00
parent 12cea09713
commit 8c457dad48
3 changed files with 36 additions and 1 deletions
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21
win/packaging/ca/CustomAction.cpp
View file

@ -187,6 +187,27 @@ bool IsDirectoryEmptyOrNonExisting(const wchar_t *dir) {
return empty;
}
extern "C" UINT __stdcall CheckInstallDirectory(MSIHANDLE hInstall)
{
HRESULT hr= S_OK;
UINT er= ERROR_SUCCESS;
wchar_t *path= 0;
hr= WcaInitialize(hInstall, __FUNCTION__);
ExitOnFailure(hr, "Failed to initialize");
WcaGetFormattedString(L"[INSTALLDIR]", &path);
if (!IsDirectoryEmptyOrNonExisting(path))
{
wchar_t msg[2*MAX_PATH];
swprintf(msg,countof(msg), L"Installation directory '%s' exists and is not empty. Choose a "
"different install directory",path);
WcaSetProperty(L"INSTALLDIRERROR", msg);
}
LExit:
ReleaseStr(path);
return WcaFinalize(er);
}
/*
Check for valid data directory is empty during install
A valid data directory is non-existing, or empty.

1
win/packaging/ca/CustomAction.def
View file

@ -8,3 +8,4 @@ CheckDatabaseProperties
CheckDataDirectory
CheckDBInUse
CheckServiceUpgrades
CheckInstallDirectory

15
win/packaging/extra.wxs.in
View file

@ -346,6 +346,7 @@
<Property Id="CRLF" Value="&#xD;&#xA;" />
<CustomAction Id="CheckDataDirectory" BinaryKey="wixca.dll" DllEntry="CheckDataDirectory" Execute="immediate" Impersonate="yes"/>
<CustomAction Id="CheckInstallDirectory" BinaryKey="wixca.dll" DllEntry="CheckInstallDirectory" Execute="immediate" Impersonate="yes"/>
<!-- What to do when navigation buttons are clicked -->
<UI Id="MyWixUI_Mondo">
<UIRef Id="WixUI_FeatureTree" />
@ -365,6 +366,12 @@
<Publish Dialog="CustomizeDlg" Control="Back" Event="NewDialog" Value="NewOrUpgradeInstanceDlg" Order="999">
NOT Installed AND UpgradableServiceFound
</Publish>
<Publish Dialog="CustomizeDlg" Control="Next" Event="DoAction" Value="CheckInstallDirectory" Order="1">NOT Installed</Publish>
<Publish Dialog="CustomizeDlg" Control="Next" Property="WarningText" Order="2"
Value="[INSTALLDIRERROR]">
INSTALLDIRERROR
</Publish>
<Publish Dialog="CustomizeDlg" Control="Next" Event="SpawnDialog" Value="WarningDlg" Order="3">WarningText</Publish>
<Publish Dialog="CustomizeDlg" Control="Next" Event="NewDialog" Value="ConfirmDataCleanupDlg" Order="4">
<![CDATA[(&DBInstance=2) AND (!DBInstance=3)]]>
</Publish>
@ -645,11 +652,17 @@
<CustomAction Id='ErrorDataDir'
Error='Invalid data directory, choose a different one. Error : [DATADIRERROR]'/>
<CustomAction Id="ErrorInstallDir"
Error="[INSTALLDIRERROR]" />
<InstallExecuteSequence>
<Custom Action="CheckDataDirectory" After="CostFinalize">
<![CDATA[&DBInstance=3 AND NOT !DBInstance=3 AND OLDERVERSIONBEINGUPGRADED=""]]>
</Custom>
<Custom Action="ErrorDataDir" After="CheckDataDirectory">DATADIRERROR</Custom>
<Custom Action="ErrorDataDir" After="CheckDataDirectory">DATADIRERROR</Custom>
<Custom Action="CheckInstallDirectory" After="CostFinalize">
NOT Installed
</Custom>
<Custom Action="ErrorInstallDir" After="CheckInstallDirectory">INSTALLDIRERROR</Custom>
<Custom Action="CheckDatabaseProperties" Before="CreateDatabaseCommand">SERVICENAME</Custom>
<Custom Action="CreateDatabaseCommand" After="CostFinalize" >
<![CDATA[&DBInstance=3 AND NOT !DBInstance=3 AND OLDERVERSIONBEINGUPGRADED=""]]>