Improve storage mount path handling

app/Livewire/Project/Service/FileStorage.php

@@ -94,6 +94,10 @@ class FileStorage extends Component
         try {
             $this->authorize('update', $this->resource);
 
+            if ($this->fileStorage->is_host_file) {
+                throw new \Exception('Host file mounts are bind-only and cannot be converted.');
+            }
+
             $this->fileStorage->deleteStorageOnServer();
             $this->fileStorage->is_directory = true;
             $this->fileStorage->content = null;
@@ -112,6 +116,10 @@ class FileStorage extends Component
         try {
             $this->authorize('update', $this->resource);
 
+            if ($this->fileStorage->is_host_file) {
+                throw new \Exception('Host file mounts are bind-only and cannot be loaded from the server.');
+            }
+
             $this->fileStorage->loadStorageOnServer();
             $this->syncData();
             $this->dispatch('success', 'File storage loaded from server.');
@@ -127,6 +135,10 @@ class FileStorage extends Component
         try {
             $this->authorize('update', $this->resource);
 
+            if ($this->fileStorage->is_host_file) {
+                throw new \Exception('Host file mounts are bind-only and cannot be converted.');
+            }
+
             $this->fileStorage->deleteStorageOnServer();
             $this->fileStorage->is_directory = false;
             $this->fileStorage->content = null;
@@ -154,8 +166,10 @@ class FileStorage extends Component
             $message = 'File deleted.';
             if ($this->fileStorage->is_directory) {
                 $message = 'Directory deleted.';
+            } elseif ($this->fileStorage->is_host_file) {
+                $message = 'Host file mount removed.';
             }
-            if ($this->permanently_delete) {
+            if ($this->permanently_delete && ! $this->fileStorage->is_host_file) {
                 $message = 'Directory deleted from the server.';
                 $this->fileStorage->deleteStorageOnServer();
             }
@@ -174,6 +188,12 @@ class FileStorage extends Component
     {
         $this->authorize('update', $this->resource);
 
+        if ($this->fileStorage->is_host_file) {
+            $this->dispatch('error', 'Host file mounts are bind-only and cannot be edited from the UI.');
+
+            return;
+        }
+
         if ($this->fileStorage->is_too_large) {
             $this->dispatch('error', 'File on server is too large to edit from the UI.');
 
@@ -205,6 +225,12 @@ class FileStorage extends Component
     public function instantSave(): void
     {
         $this->authorize('update', $this->resource);
+        if ($this->fileStorage->is_host_file) {
+            $this->dispatch('error', 'Host file mounts are bind-only and cannot be edited from the UI.');
+
+            return;
+        }
+
         if ($this->fileStorage->is_too_large) {
             $this->dispatch('error', 'File on server is too large to edit from the UI.');
 
@@ -223,6 +249,9 @@ class FileStorage extends Component
             'fileDeletionCheckboxes' => [
                 ['id' => 'permanently_delete', 'label' => 'The selected file will be permanently deleted form the server.'],
             ],
+            'hostFileDeletionCheckboxes' => [
+                ['id' => 'permanently_delete', 'label' => 'Only the mount configuration will be removed. The host file will not be deleted.'],
+            ],
         ]);
     }
 }

app/Livewire/Project/Service/Storage.php

@@ -29,6 +29,10 @@ class Storage extends Component
 
     public ?string $file_storage_content = null;
 
+    public string $host_file_storage_source = '';
+
+    public string $host_file_storage_destination = '';
+
     public string $file_storage_directory_source = '';
 
     public string $file_storage_directory_destination = '';
@@ -146,19 +150,9 @@ class Storage extends Component
                 'file_storage_content' => 'nullable|string',
             ]);
 
-            $this->file_storage_path = trim($this->file_storage_path);
-            $this->file_storage_path = str($this->file_storage_path)->start('/')->value();
+            $this->file_storage_path = validateFileMountPath($this->file_storage_path, 'file storage path');
 
-            // Validate path to prevent command injection
-            validateShellSafePath($this->file_storage_path, 'file storage path');
-
-            if ($this->resource->getMorphClass() === Application::class) {
-                $fs_path = application_configuration_dir().'/'.$this->resource->uuid.$this->file_storage_path;
-            } elseif (str($this->resource->getMorphClass())->contains('Standalone')) {
-                $fs_path = database_configuration_dir().'/'.$this->resource->uuid.$this->file_storage_path;
-            } else {
-                throw new \Exception('No valid resource type for file mount storage type!');
-            }
+            $fs_path = confineFileMountPath($this->fileStorageHostPath(), $this->file_storage_path, 'file storage path');
 
             LocalFileVolume::create([
                 'fs_path' => $fs_path,
@@ -178,6 +172,38 @@ class Storage extends Component
         }
     }
 
+    public function submitHostFileStorage()
+    {
+        try {
+            $this->authorize('update', $this->resource);
+
+            $this->validate([
+                'host_file_storage_source' => 'required|string',
+                'host_file_storage_destination' => 'required|string',
+            ]);
+
+            $this->host_file_storage_source = validateHostFileMountPath($this->host_file_storage_source, 'host file source path');
+            $this->host_file_storage_destination = validateFileMountPath($this->host_file_storage_destination, 'host file destination path');
+
+            LocalFileVolume::create([
+                'fs_path' => $this->host_file_storage_source,
+                'mount_path' => $this->host_file_storage_destination,
+                'content' => null,
+                'is_directory' => false,
+                'is_host_file' => true,
+                'resource_id' => $this->resource->id,
+                'resource_type' => get_class($this->resource),
+            ]);
+
+            $this->dispatch('success', 'Host file mount added successfully');
+            $this->dispatch('closeStorageModal', 'host-file');
+            $this->clearForm();
+            $this->refreshStorages();
+        } catch (\Throwable $e) {
+            return handleError($e, $this);
+        }
+    }
+
     public function submitFileStorageDirectory()
     {
         try {
@@ -222,6 +248,8 @@ class Storage extends Component
         $this->file_storage_path = '';
         $this->file_storage_content = null;
         $this->file_storage_directory_destination = '';
+        $this->host_file_storage_source = '';
+        $this->host_file_storage_destination = '';
 
         if (str($this->resource->getMorphClass())->contains('Standalone')) {
             $this->file_storage_directory_source = database_configuration_dir()."/{$this->resource->uuid}";
@@ -230,6 +258,34 @@ class Storage extends Component
         }
     }
 
+    public function fileStorageHostPath(): string
+    {
+        if (method_exists($this->resource, 'workdir')) {
+            return $this->resource->workdir();
+        }
+
+        if ($this->resource->getMorphClass() === Application::class) {
+            return application_configuration_dir().'/'.$this->resource->uuid;
+        }
+
+        if (str($this->resource->getMorphClass())->contains('Standalone')) {
+            return database_configuration_dir().'/'.$this->resource->uuid;
+        }
+
+        throw new \Exception('No valid resource type for file mount storage type!');
+    }
+
+    public function fileStoragePreviewPath(): string
+    {
+        $path = str($this->file_storage_path)->trim();
+
+        if ($path->isEmpty()) {
+            return $this->fileStorageHostPath().'/';
+        }
+
+        return $this->fileStorageHostPath().$path->start('/')->value();
+    }
+
     public function render()
     {
         return view('livewire.project.service.storage');