Fix: update cgroups-rs for fix a bug

bug ref:
kata-containers/cgroups-rs@7d4d457

Signed-off-by: jokemanfire <hu.dingyang@zte.com.cn>

Author: jokemanfire

Cargo.toml

@@ -26,7 +26,7 @@ edition = "2021"
 # Common dependencies for all crates
 [workspace.dependencies]
 async-trait = "0.1.52"
-cgroups-rs = "0.3.4"
+cgroups-rs = "0.4.0"
 crossbeam = "0.8.1"
 futures = "0.3.19"
 libc = "0.2.112"

crates/runc-shim/src/cgroup_memory.rs

@@ -125,9 +125,12 @@ mod tests {
     use std::path::Path;
 
     use cgroups_rs::{
-        hierarchies::{self, is_cgroup2_unified_mode},
-        memory::MemController,
-        Cgroup, CgroupPid,
+        fs::{
+            hierarchies::{self, is_cgroup2_unified_mode},
+            memory::MemController,
+            Cgroup,
+        },
+        CgroupPid,
     };
     use tokio::{fs::remove_file, io::AsyncWriteExt, process::Command};
 
@@ -139,7 +142,6 @@ mod tests {
             // Create a memory cgroup with limits on both memory and swap.
             let path = "cgroupv1_oom_monitor";
             let cg = Cgroup::new(hierarchies::auto(), path).unwrap();
-
             let mem_controller: &MemController = cg.controller_of().unwrap();
             mem_controller.set_limit(10 * 1024 * 1024).unwrap(); // 10M
             mem_controller.set_swappiness(0).unwrap();

crates/runc-shim/src/task.rs

@@ -50,7 +50,7 @@ type EventSender = Sender<(String, Box<dyn MessageDyn>)>;
 use std::path::Path;
 
 #[cfg(target_os = "linux")]
-use cgroups_rs::hierarchies::is_cgroup2_unified_mode;
+use cgroups_rs::fs::hierarchies::is_cgroup2_unified_mode;
 use containerd_shim::{
     api::{PauseRequest, ResumeRequest},
     protos::events::task::{TaskPaused, TaskResumed},

crates/shim/src/cgroup.rs

@@ -24,8 +24,11 @@ use std::{
 };
 
 use cgroups_rs::{
-    cgroup::get_cgroups_relative_paths_by_pid, error::Result as CgResult, hierarchies, Cgroup,
-    CgroupPid, MaxValue, Subsystem,
+    fs::{
+        cgroup::get_cgroups_relative_paths_by_pid, error::Result as CgResult, hierarchies, Cgroup,
+        MaxValue, Subsystem,
+    },
+    CgroupPid,
 };
 use containerd_shim_protos::{
     cgroups::metrics::{CPUStat, CPUUsage, MemoryEntry, MemoryStat, Metrics, PidsStat, Throttle},
@@ -186,8 +189,8 @@ pub fn collect_metrics(pid: u32) -> Result<Metrics> {
                 pid_stats.set_limit(
                     ignore_err(pid_ctr.get_pid_max().map(|val| match val {
                         // See https://github.com/opencontainers/runc/blob/dbe8434359ca35af1c1e10df42b1f4391c1e1010/libcontainer/cgroups/fs/pids.go#L55
-                        cgroups_rs::MaxValue::Max => 0,
-                        cgroups_rs::MaxValue::Value(val) => val as u64,
+                        MaxValue::Max => 0,
+                        MaxValue::Value(val) => val as u64,
                     }))
                     .map_err(other_error!("get pid limit"))?,
                 );
@@ -354,7 +357,10 @@ pub fn update_resources(pid: u32, resources: &LinuxResources) -> Result<()> {
 mod tests {
     use std::path::PathBuf;
 
-    use cgroups_rs::{hierarchies, Cgroup, CgroupPid};
+    use cgroups_rs::{
+        fs::{hierarchies, Cgroup},
+        CgroupPid,
+    };
 
     use super::parse_cgroups_v2_path;
     use crate::cgroup::{