Add conversion functions for FileType from fuser

Cargo.lock

@@ -868,6 +868,7 @@ version = "0.1.0"
 dependencies = [
  "anyhow",
  "env_logger",
+ "fuser",
  "log",
  "quinn",
  "serde",

olivefs/Cargo.toml

@@ -27,7 +27,7 @@ clap = { version = "3.0.7", features = ["derive"] }
 quinn = { version = "0.8.0", features = [] }
 
 # Compression and Encryption
-zstd = "0.9.2+zstd.1.5.1"
+zstd = "0.9.2"
 sodiumoxide = "0.2.7"
 rustls = "0.20.2"
 

olivefs_common/Cargo.toml

@@ -23,4 +23,6 @@ toml = "0.5.8"
 quinn = { version = "0.8.0", features = [] }
 
 # Compression and Encryption
-zstd = "0.9.2+zstd.1.5.1"
+zstd = "0.9.2"
+
+fuser = { version = "0.10.0", optional = true }

olivefs_common/src/messages.rs

@@ -67,6 +67,9 @@ pub enum FileKind {
     Socket,
 }
 
+#[cfg(feature = "fuser")]
+mod messages_fuser;
+
 /// Copy of fuser's FileAttr. Used to describe a file.
 #[derive(Clone, Copy, Debug, Eq, PartialEq, Serialize, Deserialize)]
 pub struct FileMetadata {

olivefs_common/src/messages/messages_fuser.rs

@@ -0,0 +1,31 @@
+use crate::messages::FileKind;
+use fuser::FileType;
+use std::fs::FileType;
+
+impl From<FileType> for FileKind {
+    fn from(filetype: FileType) -> Self {
+        match filetype {
+            FileType::NamedPipe => FileKind::NamedPipe,
+            FileType::CharDevice => FileKind::CharDevice,
+            FileType::BlockDevice => FileKind::BlockDevice,
+            FileType::Directory => FileKind::Directory,
+            FileType::RegularFile => FileKind::RegularFile,
+            FileType::Symlink => FileKind::Symlink,
+            FileType::Socket => FileKind::Socket,
+        }
+    }
+}
+
+impl Into<FileType> for FileKind {
+    fn into(self) -> FileType {
+        match self {
+            FileKind::NamedPipe => FileType::NamedPipe,
+            FileKind::CharDevice => FileType::CharDevice,
+            FileKind::BlockDevice => FileType::BlockDevice,
+            FileKind::Directory => FileType::Directory,
+            FileKind::RegularFile => FileType::RegularFile,
+            FileKind::Symlink => FileType::Symlink,
+            FileKind::Socket => FileType::Socket,
+        }
+    }
+}

olivefsd/Cargo.toml

@@ -29,7 +29,7 @@ clap = { version = "3.0.7", features = ["derive"] }
 quinn = { version = "0.8.0", features = [] }
 
 # Compression and Encryption
-zstd = "0.9.2+zstd.1.5.1"
+zstd = "0.9.2"
 rustls = "0.20.2"
 rcgen = { version = "0.8.14", features = ["x509-parser"] }