Add mount command on linux

Cargo.lock

@@ -116,6 +116,12 @@ dependencies = [
  "generic-array",
 ]
 
+[[package]]
+name = "byteorder"
+version = "1.4.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "14c189c53d098945499cdfa7ecc63567cf3886b3332b312a5b4585d8d3a6a610"
+
 [[package]]
 name = "cfg-if"
 version = "1.0.0"
@@ -241,6 +247,22 @@ dependencies = [
  "termcolor",
 ]
 
+[[package]]
+name = "fuser"
+version = "0.11.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "104ed58f182bc2975062cd3fab229e82b5762de420e26cf5645f661402694599"
+dependencies = [
+ "libc",
+ "log",
+ "memchr",
+ "page_size",
+ "pkg-config",
+ "smallvec",
+ "users",
+ "zerocopy",
+]
+
 [[package]]
 name = "generic-array"
 version = "0.14.5"
@@ -382,6 +404,16 @@ version = "6.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "029d8d0b2f198229de29dca79676f2738ff952edf3fde542eb8bf94d8c21b435"
 
+[[package]]
+name = "page_size"
+version = "0.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "eebde548fbbf1ea81a99b128872779c437752fb99f217c45245e1a61dcd9edcd"
+dependencies = [
+ "libc",
+ "winapi",
+]
+
 [[package]]
 name = "password-hash"
 version = "0.3.2"
@@ -402,6 +434,12 @@ dependencies = [
  "digest",
 ]
 
+[[package]]
+name = "pkg-config"
+version = "0.3.25"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1df8c4ec4b0627e53bdf214615ad287367e482558cf84b109250b37464dc03ae"
+
 [[package]]
 name = "polyval"
 version = "0.5.3"
@@ -491,6 +529,7 @@ dependencies = [
  "env_logger",
  "log",
  "rustcryptfs-lib",
+ "rustcryptfs-linux",
  "serde",
  "serde_json",
 ]
@@ -515,6 +554,12 @@ dependencies = [
 [[package]]
 name = "rustcryptfs-linux"
 version = "0.1.0"
+dependencies = [
+ "fuser",
+ "log",
+ "rustcryptfs-lib",
+ "thiserror",
+]
 
 [[package]]
 name = "ryu"
@@ -586,6 +631,12 @@ dependencies = [
  "digest",
 ]
 
+[[package]]
+name = "smallvec"
+version = "1.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a507befe795404456341dfab10cef66ead4c041f62b8b11bbb92bffe5d0953e0"
+
 [[package]]
 name = "strsim"
 version = "0.10.0"
@@ -609,6 +660,18 @@ dependencies = [
  "unicode-ident",
 ]
 
+[[package]]
+name = "synstructure"
+version = "0.12.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f36bdaa60a83aca3921b5259d5400cbf5e90fc51931376a9bd4a0eb79aa7210f"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+ "unicode-xid",
+]
+
 [[package]]
 name = "termcolor"
 version = "1.1.3"
@@ -656,6 +719,12 @@ version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d22af068fba1eb5edcb4aea19d382b2a3deb4c8f9d475c589b6ada9e0fd493ee"
 
+[[package]]
+name = "unicode-xid"
+version = "0.2.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f962df74c8c05a667b5ee8bcf162993134c104e96440b663c8daa176dc772d8c"
+
 [[package]]
 name = "universal-hash"
 version = "0.4.1"
@@ -666,6 +735,16 @@ dependencies = [
  "subtle",
 ]
 
+[[package]]
+name = "users"
+version = "0.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "24cc0f6d6f267b73e5a2cadf007ba8f9bc39c6a6f9666f8cf25ea809a153b032"
+dependencies = [
+ "libc",
+ "log",
+]
+
 [[package]]
 name = "version_check"
 version = "0.9.4"
@@ -708,3 +787,24 @@ name = "winapi-x86_64-pc-windows-gnu"
 version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
+
+[[package]]
+name = "zerocopy"
+version = "0.6.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "332f188cc1bcf1fe1064b8c58d150f497e697f49774aa846f2dc949d9a25f236"
+dependencies = [
+ "byteorder",
+ "zerocopy-derive",
+]
+
+[[package]]
+name = "zerocopy-derive"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a0fbc82b82efe24da867ee52e015e58178684bd9dd64c34e66bdf21da2582a9f"
+dependencies = [
+ "proc-macro2",
+ "syn",
+ "synstructure",
+]

rustcryptfs/Cargo.toml

@@ -12,4 +12,7 @@ serde_json = "1.0.78"
 clap = { version = "3.1.18", features = ["derive"] }
 log = "0.4.17"
 rustcryptfs-lib = { path = "../rustcryptfs-lib" }
-env_logger = "0.9.0"
+env_logger = "0.9.0"
+
+[target.'cfg(target_os = "linux")'.dependencies]
+rustcryptfs-linux = { path = "../rustcryptfs-linux" }

rustcryptfs/src/args.rs

@@ -1,3 +1,5 @@
+use std::path::PathBuf;
+
 use clap::{Parser, Subcommand};
 
 #[derive(Debug, Parser)]
@@ -14,6 +16,9 @@ pub(crate) enum Commands {
 
     // List file contained in a directory
     Ls(LsCommand),
+
+    /// Mount an encrypted folder
+    Mount(MountCommand),
 }
 
 #[derive(Debug, Parser)]
@@ -42,4 +47,17 @@ pub(crate) struct LsCommand {
     /// The password
     #[clap(short, long)]
     pub(crate) password : Option<String>
-}
+}
+
+#[derive(Debug, Parser)]
+pub(crate) struct MountCommand {
+    /// The directory
+    pub(crate) path: PathBuf,
+
+    /// The mount point
+    pub(crate) mountpoint: PathBuf,
+
+    /// The password
+    #[clap(short, long)]
+    pub(crate) password: Option<String>,
+}

rustcryptfs/src/main.rs

@@ -6,7 +6,7 @@ use std::{
 
 use clap::Parser;
 
-use args::{DecryptCommand, LsCommand};
+use args::{DecryptCommand, LsCommand, MountCommand};
 use rustcryptfs_lib::GocryptFs;
 
 mod args;
@@ -19,6 +19,7 @@ fn main() -> anyhow::Result<()> {
     match &args.command {
         args::Commands::Decrypt(c) => decrypt_file(c),
         args::Commands::Ls(c) => ls(c),
+        args::Commands::Mount(c) => mount(c),
     }
 }
 
@@ -102,3 +103,18 @@ fn decrypt_file(c: &DecryptCommand) -> anyhow::Result<()> {
 
     Ok(())
 }
+
+#[cfg(target_os = "linux")]
+fn mount(mount: &MountCommand) -> anyhow::Result<()> {
+    use rustcryptfs_linux::EncryptedFs;
+
+    let fs = EncryptedFs::new(&mount.path);
+
+    fs.mount(&mount.mountpoint);
+    Ok(())
+}
+
+#[cfg(not(target_os = "linux"))]
+fn mount(mount: &MountCommand) -> anyhow::Result<()> {
+    unimplemented!()
+}