1 files changed, 331 insertions, 0 deletions

diff --git a/src/ext/Iis/ca/scavdir.cpp b/src/ext/Iis/ca/scavdir.cpp
new file mode 100644
index 00000000..d388ce97
--- /dev/null
+++ b/src/ext/Iis/ca/scavdir.cpp
@@ -0,0 +1,331 @@
+// Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the Microsoft Reciprocal License. See LICENSE.TXT file in the project root for full license information.
+
+#include "precomp.h"
+
+// prototypes
+static HRESULT AddVirtualDirToList(
+    __in SCA_VDIR** psvdList
+    );
+
+
+HRESULT __stdcall ScaVirtualDirsRead(
+    __in IMSAdminBase* piMetabase,
+    __in SCA_WEB* pswList,
+    __in SCA_VDIR** ppsvdList,
+    __in SCA_MIMEMAP** ppsmmList,
+    __in SCA_HTTP_HEADER** ppshhList,
+    __in SCA_WEB_ERROR** ppsweList,
+    __in WCA_WRAPQUERY_HANDLE hUserQuery,
+    __in WCA_WRAPQUERY_HANDLE hWebBaseQuery,
+    __in WCA_WRAPQUERY_HANDLE hWebDirPropQuery,
+    __in WCA_WRAPQUERY_HANDLE hWebAppQuery,
+    __in WCA_WRAPQUERY_HANDLE hWebAppExtQuery,
+    __inout LPWSTR *ppwzCustomActionData
+    )
+{
+    Assert(piMetabase && ppsvdList);
+
+    HRESULT hr = S_OK;
+    MSIHANDLE hRec;
+    INSTALLSTATE isInstalled = INSTALLSTATE_UNKNOWN;
+    INSTALLSTATE isAction = INSTALLSTATE_UNKNOWN;
+
+    SCA_VDIR* pvdir = NULL;
+    LPWSTR pwzData = NULL;
+
+    WCA_WRAPQUERY_HANDLE hWrapQuery = NULL;
+
+    hr = WcaBeginUnwrapQuery(&hWrapQuery, ppwzCustomActionData);
+    ExitOnFailure(hr, "Failed to unwrap query for ScaAppPoolRead");
+
+    if (0 == WcaGetQueryRecords(hWrapQuery))
+    {
+        WcaLog(LOGMSG_VERBOSE, "Skipping ScaVirtualDirsRead() because IIsWebVirtualDir table not present");
+        ExitFunction1(hr = S_FALSE);
+    }
+
+    // loop through all the vdirs
+    while (S_OK == (hr = WcaFetchWrappedRecord(hWrapQuery, &hRec)))
+    {
+        // Get the Component first.  If there is a Component and it is not being modified during
+        // this transaction, skip processing this whole record.
+        hr = WcaGetRecordString(hRec, vdqComponent, &pwzData);
+        ExitOnFailure(hr, "failed to get IIsWebVirtualDir.Component");
+
+        hr = WcaGetRecordInteger(hRec, vdqInstalled, (int *)&isInstalled);
+        ExitOnFailure(hr, "Failed to get Component installed state for virtual dir");
+
+        hr = WcaGetRecordInteger(hRec, vdqAction, (int *)&isAction);
+        ExitOnFailure(hr, "Failed to get Component action state for virtual dir");
+
+        if (!WcaIsInstalling(isInstalled, isAction) &&
+            !WcaIsReInstalling(isInstalled, isAction) &&
+            !WcaIsUninstalling(isInstalled, isAction))
+        {
+            continue; // skip this record.
+        }
+
+        hr = AddVirtualDirToList(ppsvdList);
+        ExitOnFailure(hr, "failed to add virtual dir to list");
+
+        pvdir = *ppsvdList;
+
+        hr = ::StringCchCopyW(pvdir->wzComponent, countof(pvdir->wzComponent), pwzData);
+        ExitOnFailure(hr, "failed to copy component name: %ls", pwzData);
+
+        pvdir->isInstalled = isInstalled;
+        pvdir->isAction = isAction;
+
+        // get the web key
+        hr = WcaGetRecordString(hRec, vdqWeb, &pwzData);
+        ExitOnFailure(hr, "Failed to get Web for VirtualDir");
+
+        hr = ScaWebsGetBase(piMetabase, pswList, pwzData, pvdir->wzWebBase, countof(pvdir->wzWebBase), hWebBaseQuery);
+        if (WcaIsUninstalling(isInstalled, isAction))
+        {
+            // If we're uninstalling, ignore any failure to find the existing web
+            hr = S_OK;
+        }
+        ExitOnFailure(hr, "Failed to get base of web: %ls for VirtualDir", pwzData);
+
+        hr = WcaGetRecordString(hRec, vdqAlias, &pwzData);
+        ExitOnFailure(hr, "Failed to get Alias for VirtualDir");
+
+        if (0 != lstrlenW(pvdir->wzWebBase))
+        {
+            hr = ::StringCchPrintfW(pvdir->wzVDirRoot, countof(pvdir->wzVDirRoot), L"%s/Root/%s", pvdir->wzWebBase, pwzData);
+            ExitOnFailure(hr, "Failed to set VDirRoot for VirtualDir");
+        }
+
+        // get the vdir's directory
+        hr = WcaGetRecordString(hRec, vdqDirectory, &pwzData);
+        ExitOnFailure(hr, "Failed to get Directory for VirtualDir");
+
+        // get the web's directory
+        if (INSTALLSTATE_SOURCE == pvdir->isAction)
+        {
+            hr = WcaGetRecordString(hRec, vdqSourcePath, &pwzData);
+        }
+        else
+        {
+            hr = WcaGetRecordString(hRec, vdqTargetPath, &pwzData);
+        }
+        ExitOnFailure(hr, "Failed to get Source/TargetPath for Directory");
+
+        // remove trailing backslash(es)
+        while (lstrlenW(pwzData) > 0 && pwzData[lstrlenW(pwzData)-1] == L'\\')
+        {
+            pwzData[lstrlenW(pwzData)-1] = 0;
+        }
+        hr = ::StringCchCopyW(pvdir->wzDirectory, countof(pvdir->wzDirectory), pwzData);
+        ExitOnFailure(hr, "Failed to copy directory string to vdir object");
+
+        // get the security information for this web
+        hr = WcaGetRecordString(hRec, vdqProperties, &pwzData);
+        ExitOnFailure(hr, "Failed to get web directory identifier for VirtualDir");
+        if (*pwzData)
+        {
+            hr = ScaGetWebDirProperties(pwzData, hUserQuery, hWebDirPropQuery, &pvdir->swp);
+            ExitOnFailure(hr, "Failed to get web directory for VirtualDir");
+
+            pvdir->fHasProperties = TRUE;
+        }
+
+        // get the application information for this web
+        hr = WcaGetRecordString(hRec, vdqApplication, &pwzData);
+        ExitOnFailure(hr, "Failed to get application identifier for VirtualDir");
+        if (*pwzData)
+        {
+            hr = ScaGetWebApplication(NULL, pwzData, hWebAppQuery, hWebAppExtQuery, &pvdir->swapp);
+            ExitOnFailure(hr, "Failed to get application for VirtualDir");
+
+            pvdir->fHasApplication = TRUE;
+        }
+
+        hr = WcaGetRecordString(hRec, vdqVDir, &pwzData);
+        ExitOnFailure(hr, "Failed to get VDir for VirtualDir");
+
+        if (*pwzData && *ppsmmList)
+        {
+            hr = ScaGetMimeMap(mmptVDir, pwzData, ppsmmList, &pvdir->psmm);
+            ExitOnFailure(hr, "Failed to get mimemap for VirtualDir");
+        }
+
+        if (*pwzData && *ppshhList)
+        {
+            hr = ScaGetHttpHeader(hhptVDir, pwzData, ppshhList, &pvdir->pshh);
+            ExitOnFailure(hr, "Failed to get custom HTTP headers for VirtualDir: %ls", pwzData);
+        }
+
+        if (*pwzData && *ppsweList)
+        {
+            hr = ScaGetWebError(weptVDir, pwzData, ppsweList, &pvdir->pswe);
+            ExitOnFailure(hr, "Failed to get custom web errors for VirtualDir: %ls", pwzData);
+        }
+    }
+
+    if (E_NOMOREITEMS == hr)
+    {
+        hr = S_OK;
+    }
+    ExitOnFailure(hr, "Failure while processing VirtualDirs");
+
+LExit:
+    WcaFinishUnwrapQuery(hWrapQuery);
+
+    ReleaseStr(pwzData);
+    return hr;
+}
+
+
+HRESULT ScaVirtualDirsInstall(
+    __in IMSAdminBase* piMetabase,
+    __in SCA_VDIR* psvdList,
+    __in SCA_APPPOOL * psapList
+    )
+{
+    Assert(piMetabase);
+
+    HRESULT hr = S_OK;
+    SCA_VDIR* psvd = psvdList;
+    int i;
+
+    while (psvd)
+    {
+        // On reinstall, we have to uninstall the old application, otherwise a duplicate will be created
+        if (WcaIsReInstalling(psvd->isInstalled, psvd->isAction))
+        {
+            if (psvd->fHasApplication)
+            {
+                hr = ScaDeleteApp(piMetabase, psvd->wzVDirRoot);
+                ExitOnFailure(hr, "Failed to remove application for WebVDir as part of a reinstall");
+            }
+        }
+
+        if (WcaIsInstalling(psvd->isInstalled, psvd->isAction))
+        {
+            hr = ScaCreateMetabaseKey(piMetabase, psvd->wzVDirRoot, L"");
+            ExitOnFailure(hr, "Failed to create key for VirtualDir");
+            hr = ScaWriteMetabaseValue(piMetabase, psvd->wzVDirRoot, L"", MD_KEY_TYPE, METADATA_NO_ATTRIBUTES, IIS_MD_UT_SERVER, STRING_METADATA, (LPVOID)L"IIsWebVirtualDir");
+            ExitOnFailure(hr, "Failed to write key type for for VirtualDir");
+            i = 0x4000003e; // 1073741886;      // default directory browsing rights
+            hr = ScaWriteMetabaseValue(piMetabase, psvd->wzVDirRoot, L"", MD_DIRECTORY_BROWSING, METADATA_INHERIT, IIS_MD_UT_FILE, DWORD_METADATA, (LPVOID)((DWORD_PTR)i));
+            ExitOnFailure(hr, "Failed to set directory browsing for VirtualDir");
+
+            hr = ScaWriteMetabaseValue(piMetabase, psvd->wzVDirRoot, L"", MD_VR_PATH, METADATA_INHERIT, IIS_MD_UT_FILE, STRING_METADATA, (LPVOID)psvd->wzDirectory);
+            ExitOnFailure(hr, "Failed to write Directory for VirtualDir");
+
+            if (psvd->fHasProperties)
+            {
+                ScaWriteWebDirProperties(piMetabase, psvd->wzVDirRoot, &psvd->swp);
+                ExitOnFailure(hr, "Failed to write directory properties for VirtualDir");
+            }
+
+            if (psvd->fHasApplication)
+            {
+                hr = ScaWriteWebApplication(piMetabase, psvd->wzVDirRoot, &psvd->swapp, psapList);
+                ExitOnFailure(hr, "Failed to write application for VirtualDir");
+            }
+
+            if (psvd->psmm)
+            {
+                hr = ScaWriteMimeMap(piMetabase, psvd->wzVDirRoot, psvd->psmm);
+                ExitOnFailure(hr, "Failed to write mimemap for VirtualDir");
+            }
+
+            if (psvd->pshh)
+            {
+                hr = ScaWriteHttpHeader(piMetabase, psvd->wzVDirRoot, psvd->pshh);
+                ExitOnFailure(hr, "Failed to write custom HTTP headers for VirtualDir");
+            }
+
+            if (psvd->pswe)
+            {
+                hr = ScaWriteWebError(piMetabase, weptVDir, psvd->wzVDirRoot, psvd->pswe);
+                ExitOnFailure(hr, "Failed to write custom web errors for VirtualDir");
+            }
+        }
+
+        psvd = psvd->psvdNext;
+    }
+
+LExit:
+    return hr;
+}
+
+
+HRESULT ScaVirtualDirsUninstall(
+    __in IMSAdminBase* piMetabase,
+    __in SCA_VDIR* psvdList
+    )
+{
+    Assert(piMetabase);
+
+    HRESULT hr = S_OK;
+    SCA_VDIR* psvd = psvdList;
+
+    while (psvd)
+    {
+        if (WcaIsUninstalling(psvd->isInstalled, psvd->isAction))
+        {
+            // delete the application for this virtual directory
+            if (psvd->fHasApplication)
+            {
+                hr = ScaDeleteApp(piMetabase, psvd->wzVDirRoot);
+                ExitOnFailure(hr, "Failed to remove application for WebVDir");
+            }
+
+            if (0 != lstrlenW(psvd->wzVDirRoot))
+            {
+                hr = ScaDeleteMetabaseKey(piMetabase, psvd->wzVDirRoot, L"");
+                ExitOnFailure(hr, "Failed to remove VirtualDir '%ls' from metabase", psvd->wzKey);
+            }
+        }
+
+        psvd = psvd->psvdNext;
+    }
+
+LExit:
+    return hr;
+}
+
+
+void ScaVirtualDirsFreeList(
+    __in SCA_VDIR* psvdList
+    )
+{
+    SCA_VDIR* psvdDelete = psvdList;
+    while (psvdList)
+    {
+        psvdDelete = psvdList;
+        psvdList = psvdList->psvdNext;
+
+        if (psvdDelete->psmm)
+        {
+            ScaMimeMapFreeList(psvdDelete->psmm);
+        }
+
+        if (psvdDelete->pswe)
+        {
+            ScaWebErrorFreeList(psvdDelete->pswe);
+        }
+
+        MemFree(psvdDelete);
+    }
+}
+
+
+static HRESULT AddVirtualDirToList(
+    __in SCA_VDIR** ppsvdList
+    )
+{
+    HRESULT hr = S_OK;
+    SCA_VDIR* psvd = static_cast<SCA_VDIR*>(MemAlloc(sizeof(SCA_VDIR), TRUE));
+    ExitOnNull(psvd, hr, E_OUTOFMEMORY, "failed to allocate memory for new vdir list element");
+
+    psvd->psvdNext= *ppsvdList;
+    *ppsvdList = psvd;
+
+LExit:
+    return hr;
+}