Add CFS bandwith burst for cgroup v2

Signed-off-by: Furisto <24721048+Furisto@users.noreply.github.com>

crates/Cargo.lock

@@ -429,18 +429,18 @@ dependencies = [
 
 [[package]]
 name = "derive_builder"
-version = "0.10.2"
+version = "0.11.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d13202debe11181040ae9063d739fa32cfcaaebe2275fe387703460ae2365b30"
+checksum = "11d918e7dabe374a51dae0f29d818fece3b218b8b4eabec3bc4d42c537e7ed8f"
 dependencies = [
  "derive_builder_macro",
 ]
 
 [[package]]
 name = "derive_builder_core"
-version = "0.10.2"
+version = "0.11.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "66e616858f6187ed828df7c64a6d71720d83767a7f19740b2d1b6fe6327b36e5"
+checksum = "f712c2d4e52d5fcae53584e461dcb92fb2202e144ebf83ab0ba4360d18b767c7"
 dependencies = [
  "darling 0.12.4",
  "proc-macro2",
@@ -450,9 +450,9 @@ dependencies = [
 
 [[package]]
 name = "derive_builder_macro"
-version = "0.10.2"
+version = "0.11.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "58a94ace95092c5acb1e97a7e846b310cfbd499652f72297da7493f618a98d73"
+checksum = "a8a2ac71b4a9a590dde6cee3ca4687aca5e7ce06f4ee297c5a959de5f1e42b2e"
 dependencies = [
  "derive_builder_core",
  "syn",
@@ -1285,8 +1285,7 @@ dependencies = [
 [[package]]
 name = "oci-spec"
 version = "0.5.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "71a85b9f9654fe5c3eab8907369250c05aeda9d807b76bd06c740601f881dc02"
+source = "git+https://github.com/containers/oci-spec-rs?rev=89376af#89376af909b308e7fa65189f8fccc7cd20468dd1"
 dependencies = [
  "derive_builder",
  "getset",

crates/libcgroups/Cargo.toml

@@ -25,7 +25,7 @@ nix = "0.23.1"
 procfs = "0.12.0"
 log = "0.4"
 anyhow = "1.0"
-oci-spec = "0.5.5"
+oci-spec = { git = "https://github.com/containers/oci-spec-rs", rev = "89376af" }
 dbus = { version = "0.9.5", optional = true }
 fixedbitset = "0.4.1"
 serde = { version = "1.0", features = ["derive"] }
@@ -35,7 +35,7 @@ errno = { version = "0.2.8", optional = true }
 libc = { version = "0.2.122", optional = true }
 
 [dev-dependencies]
-oci-spec = { version = "0.5.5", features = ["proptests"] }
+oci-spec = { git = "https://github.com/containers/oci-spec-rs", rev = "89376af", features = ["proptests"] }
 quickcheck = "1"
 mockall = { version = "0.11.0", features = [] }
 clap = "3.1.8"

crates/libcgroups/src/v2/cpu.rs

@@ -12,6 +12,7 @@ use super::controller::Controller;
 
 const CGROUP_CPU_WEIGHT: &str = "cpu.weight";
 const CGROUP_CPU_MAX: &str = "cpu.max";
+const CGROUP_CPU_BURST: &str = "cpu.max.burst";
 const UNRESTRICTED_QUOTA: &str = "max";
 const MAX_CPU_WEIGHT: u64 = 10000;
 
@@ -91,6 +92,10 @@ impl Cpu {
             common::write_cgroup_file_str(&cpu_max_file, &cpu_max)?;
         }
 
+        if let Some(burst) = cpu.burst() {
+            common::write_cgroup_file(path.join(CGROUP_CPU_BURST), burst)?;
+        }
+
         Ok(())
     }
 
@@ -274,4 +279,16 @@ mod tests {
 
         assert_eq!(actual, expected);
     }
+
+    #[test]
+    fn test_burst() {
+        let expected = 100000u64;
+        let (tmp, burst_file) = setup("test_burst", CGROUP_CPU_BURST);
+        let cpu = LinuxCpuBuilder::default().burst(expected).build().unwrap();
+
+        Cpu::apply(&tmp, &cpu).expect("apply cpu");
+
+        let actual = fs::read_to_string(burst_file).expect("read burst file");
+        assert_eq!(actual, expected.to_string());
+    }
 }

crates/libcontainer/Cargo.toml

@@ -29,7 +29,7 @@ libc = "0.2.122"
 log = "0.4"
 mio = { version = "0.8.2", features = ["os-ext", "os-poll"] }
 nix = "0.23.1"
-oci-spec = "0.5.5"
+oci-spec = { git = "https://github.com/containers/oci-spec-rs", rev = "89376af" }
 path-clean = "0.1.0"
 procfs = "0.12.0"
 prctl = "1.0.0"
@@ -43,7 +43,7 @@ wasmer = { version = "2.2.0", optional = true }
 wasmer-wasi = { version = "2.2.0", optional = true }
 
 [dev-dependencies]
-oci-spec = { version = "0.5.5", features = ["proptests"] }
+oci-spec = { git = "https://github.com/containers/oci-spec-rs", rev = "89376af", features = ["proptests"] }
 quickcheck = "1"
 serial_test = "0.6.0"
 rand = "0.8.5"

crates/youki/Cargo.toml

@@ -25,7 +25,7 @@ libcontainer = { version = "0.0.3", path = "../libcontainer" }
 liboci-cli = { version = "0.0.3", path = "../liboci-cli" }
 log = { version = "0.4", features = ["std"]}
 nix = "0.23.1"
-oci-spec = "0.5.5"
+oci-spec = { git = "https://github.com/containers/oci-spec-rs", rev = "89376af" }
 once_cell = "1.10.0"
 pentacle = "1.0.0"
 procfs = "0.12.0"