From d88b3ea4da29b09b21de832096d3b2a6e45cce93 Mon Sep 17 00:00:00 2001
From: mii443 <mii@sfc.wide.ad.jp>
Date: Thu, 17 Oct 2024 07:58:12 +0000
Subject: [PATCH] add get_max_depth

---
 src/cgroup/cgroup.rs | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/cgroup/cgroup.rs b/src/cgroup/cgroup.rs
index 8afbba8..f0af93a 100644
--- a/src/cgroup/cgroup.rs
+++ b/src/cgroup/cgroup.rs
@@ -5,7 +5,7 @@ use std::{
     str::FromStr,
 };
 
-use super::{cgroup_stat::CGroupStat, controller::Controller};
+use super::{cgroup_stat::CGroupStat, controller::Controller, limit_value::CGroupLimitValue};
 
 pub struct CGroup {
     pub path: PathBuf,
@@ -98,4 +98,10 @@ impl CGroup {
 
         Ok(CGroupStat::from_str(&stat).unwrap())
     }
+
+    pub fn get_max_depth(&self) -> Result<CGroupLimitValue<u64>, std::io::Error> {
+        let max = self.read("cgroup.max.depth")?;
+
+        Ok(CGroupLimitValue::from_str(&max).unwrap())
+    }
 }