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Update the WSLC plugin API to allow to mount arbitrary paths (#40693)

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* Save state

* Reject relative mountpoints

* Format
This commit is contained in:
Blue authored and GitHub committed 2026-06-05 12:38:13 -07:00
1 parent fcfdbeb7a9
commit f931e5810d
6 files changed
+22 -54
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test/windows/testplugin/Plugin.cpp
+9 -21
View File
@@ -441,6 +441,8 @@ try
const auto testFolder = L"C:\\";
constexpr auto testFileName = L"plugin-test.txt";
constexpr auto rwMountpoint = "/mnt/wsl-plugin/plugin-rw-test";
constexpr auto roMountpoint = "/mnt/wsl-plugin/plugin-ro-test";
// Validate rw mounts.
{
@@ -453,8 +455,7 @@ try
}
// Mount read-write and verify the file can be read from Linux.
char rwMountpoint[WSLC_MOUNTPOINT_LENGTH] = {};
THROW_IF_FAILED(g_api->WSLCMountFolder(Session->SessionId, testFolder, false, L"plugin-rw-test", rwMountpoint));
THROW_IF_FAILED(g_api->WSLCMountFolder(Session->SessionId, testFolder, rwMountpoint, false));
g_logfile << "WSLC RW folder mounted at: " << rwMountpoint << std::endl;
@@ -466,8 +467,7 @@ try
// Validate ro mounts.
{
char roMountpoint[WSLC_MOUNTPOINT_LENGTH] = {};
THROW_IF_FAILED(g_api->WSLCMountFolder(Session->SessionId, L"C:\\", TRUE, L"plugin-ro-test", roMountpoint));
THROW_IF_FAILED(g_api->WSLCMountFolder(Session->SessionId, L"C:\\", roMountpoint, TRUE));
g_logfile << "WSLC RO folder mounted at: " << roMountpoint << std::endl;
@@ -479,24 +479,12 @@ try
}
// Validate that trying to mount a folder that doesn't exist fails with the expected error code.
{
char mountpoint[WSLC_MOUNTPOINT_LENGTH] = {};
g_logfile << "WSLCMountFolder(nonexistent): "
<< g_api->WSLCMountFolder(Session->SessionId, L"C:\\nonexistent", TRUE, L"plugin-ro-test", mountpoint) << std::endl;
}
g_logfile << "WSLCMountFolder(nonexistent): " << g_api->WSLCMountFolder(Session->SessionId, L"C:\\nonexistent", roMountpoint, TRUE)
<< std::endl;
// Validate that trying to escape the /mnt folder fails.
{
char mountpoint[WSLC_MOUNTPOINT_LENGTH] = {};
g_logfile << "WSLCMountFolder(../escape): " << g_api->WSLCMountFolder(Session->SessionId, L"C:\\", TRUE, L"../escape", mountpoint)
<< std::endl;
}
// Validate that empty names are rejected.
{
char mountpoint[WSLC_MOUNTPOINT_LENGTH] = {};
g_logfile << "WSLCMountFolder(): " << g_api->WSLCMountFolder(Session->SessionId, L"C:\\", TRUE, L"", mountpoint) << std::endl;
}
// Validate that non-absolute mountpoints are rejected.
g_logfile << "WSLCMountFolder(relative): " << g_api->WSLCMountFolder(Session->SessionId, L"C:\\", "relative-mountpoint", TRUE)
<< std::endl;
g_logfile << "Test completed" << std::endl;
}