Mount + proper init + sys/proc/tmp

2021-12-01 21:26:11 +01:00
parent eedb9c067f
commit fbdabd66a5
16 changed files with 351 additions and 17 deletions
@@ -0,0 +1,64 @@
+#include <sys/mount.h>
+#include <unistd.h>
+#include <node.h>
+
+namespace mountNode {
+    void nodemount(const v8::FunctionCallbackInfo<v8::Value>& args) {
+        v8::Isolate* isolate = args.GetIsolate();
+
+        if (!args[0]->IsString()) {
+            isolate->ThrowException(v8::Exception::TypeError(
+                v8::String::NewFromUtf8(isolate, "First argument must be a string pointing to a device").ToLocalChecked()));
+            return;
+        }
+
+        if (!args[1]->IsString()) {
+            isolate->ThrowException(v8::Exception::TypeError(
+                v8::String::NewFromUtf8(isolate, "Argument must be a string pointing to a folder").ToLocalChecked()));
+            return;
+        }
+
+        if (!args[2]->IsString()) {
+            isolate->ThrowException(v8::Exception::TypeError(
+                v8::String::NewFromUtf8(isolate, "Argument must be a filesystem name").ToLocalChecked()));
+            return;
+        }
+
+        if (!args[3]->IsNumber()) {
+            isolate->ThrowException(v8::Exception::TypeError(
+                v8::String::NewFromUtf8(isolate, "Argument must be a number made from the mount flags").ToLocalChecked()));
+            return;
+        }
+
+        if (!args[4]->IsString()) {
+            isolate->ThrowException(v8::Exception::TypeError(
+                v8::String::NewFromUtf8(isolate, "Argument must be a string").ToLocalChecked()));
+            return;
+        }
+
+        v8::String::Utf8Value devpathV8(isolate, args[0]);
+        std::string devpath(*devpathV8);
+
+        v8::String::Utf8Value mountPointV8(isolate, args[1]);
+        std::string mountPoint(*mountPointV8);
+
+        v8::String::Utf8Value fsTypeV8(isolate, args[2]);
+        std::string fsType(*fsTypeV8);
+
+        unsigned long rwFlags = args[3].As<v8::Number>()->Value();
+
+        //comma separated parameters passed directly into the fs driver
+        v8::String::Utf8Value fsFlagsV8(isolate, args[4]);
+        std::string fsFlags(*fsFlagsV8);
+
+        const int returnValue = mount(devpath.c_str(), mountPoint.c_str(), fsType.c_str(), rwFlags, fsFlags.c_str());
+        args.GetReturnValue().Set(returnValue);
+    }
+
+
+    void Initialize(v8::Local<v8::Object> exports) {
+        NODE_SET_METHOD(exports, "mount", nodemount);
+    }
+
+    NODE_MODULE(mount_api, Initialize)
+}