From 09ff168cea35d70bda783527e62eec41ce1a648d Mon Sep 17 00:00:00 2001
From: mii443 <mii@sfc.wide.ad.jp>
Date: Thu, 17 Oct 2024 01:36:05 +0000
Subject: [PATCH] wip

---
 src/bin/izoli.rs     |  8 ++++++++
 src/cgroup/cgroup.rs | 40 ++++++++++++++++++++++++++++++++++++++++
 src/cgroup/mod.rs    |  1 +
 3 files changed, 49 insertions(+)
 create mode 100644 src/bin/izoli.rs
 create mode 100644 src/cgroup/cgroup.rs
 create mode 100644 src/cgroup/mod.rs

diff --git a/src/bin/izoli.rs b/src/bin/izoli.rs
new file mode 100644
index 0000000..8343580
--- /dev/null
+++ b/src/bin/izoli.rs
@@ -0,0 +1,8 @@
+use izolilib::cgroup::cgroup::CGroup;
+
+fn main() {
+    println!("test");
+    let cgroup = CGroup::new("test").unwrap();
+    println!("{:?}", cgroup.get_root_path());
+    println!("{}", cgroup.check_status());
+}
diff --git a/src/cgroup/cgroup.rs b/src/cgroup/cgroup.rs
new file mode 100644
index 0000000..ae1051b
--- /dev/null
+++ b/src/cgroup/cgroup.rs
@@ -0,0 +1,40 @@
+use std::{
+    fs,
+    path::{Path, PathBuf},
+};
+
+pub struct CGroup {
+    pub path: PathBuf,
+}
+
+impl CGroup {
+    pub fn new(path: &str) -> Result<Self, std::io::Error> {
+        let cgroup = CGroup {
+            path: PathBuf::from(path),
+        };
+
+        if !cgroup.check_status() {
+            cgroup.create()?;
+        }
+
+        Ok(cgroup)
+    }
+
+    fn create(&self) -> Result<(), std::io::Error> {
+        let root = self.get_root_path();
+        fs::create_dir_all(root)
+    }
+
+    pub fn check_status(&self) -> bool {
+        let root = self.get_root_path();
+
+        root.exists() && root.is_dir()
+    }
+
+    pub fn get_root_path(&self) -> PathBuf {
+        let cgroup_root = PathBuf::from("/sys/fs/cgroup/");
+        let root = cgroup_root.join(&self.path);
+
+        root
+    }
+}
diff --git a/src/cgroup/mod.rs b/src/cgroup/mod.rs
new file mode 100644
index 0000000..57f2888
--- /dev/null
+++ b/src/cgroup/mod.rs
@@ -0,0 +1 @@
+pub mod cgroup;