mirror of
https://github.com/superseriousbusiness/gotosocial.git
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57dc742c76
Bumps [github.com/KimMachineGun/automemlimit](https://github.com/KimMachineGun/automemlimit) from 0.2.4 to 0.2.5. - [Release notes](https://github.com/KimMachineGun/automemlimit/releases) - [Commits](https://github.com/KimMachineGun/automemlimit/compare/v0.2.4...v0.2.5) --- updated-dependencies: - dependency-name: github.com/KimMachineGun/automemlimit dependency-type: direct:production update-type: version-update:semver-patch ... Signed-off-by: dependabot[bot] <support@github.com> Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
125 lines
2.8 KiB
Go
125 lines
2.8 KiB
Go
/*
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Copyright The containerd Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package cgroup1
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import (
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"bufio"
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"os"
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"path/filepath"
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"strconv"
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v1 "github.com/containerd/cgroups/v3/cgroup1/stats"
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specs "github.com/opencontainers/runtime-spec/specs-go"
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)
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func NewCpu(root string) *cpuController {
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return &cpuController{
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root: filepath.Join(root, string(Cpu)),
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}
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}
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type cpuController struct {
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root string
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}
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func (c *cpuController) Name() Name {
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return Cpu
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}
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func (c *cpuController) Path(path string) string {
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return filepath.Join(c.root, path)
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}
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func (c *cpuController) Create(path string, resources *specs.LinuxResources) error {
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if err := os.MkdirAll(c.Path(path), defaultDirPerm); err != nil {
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return err
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}
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if cpu := resources.CPU; cpu != nil {
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for _, t := range []struct {
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name string
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ivalue *int64
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uvalue *uint64
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}{
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{
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name: "rt_period_us",
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uvalue: cpu.RealtimePeriod,
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},
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{
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name: "rt_runtime_us",
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ivalue: cpu.RealtimeRuntime,
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},
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{
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name: "shares",
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uvalue: cpu.Shares,
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},
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{
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name: "cfs_period_us",
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uvalue: cpu.Period,
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},
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{
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name: "cfs_quota_us",
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ivalue: cpu.Quota,
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},
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} {
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var value []byte
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if t.uvalue != nil {
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value = []byte(strconv.FormatUint(*t.uvalue, 10))
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} else if t.ivalue != nil {
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value = []byte(strconv.FormatInt(*t.ivalue, 10))
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}
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if value != nil {
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if err := os.WriteFile(
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filepath.Join(c.Path(path), "cpu."+t.name),
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value,
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defaultFilePerm,
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); err != nil {
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return err
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}
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}
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}
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}
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return nil
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}
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func (c *cpuController) Update(path string, resources *specs.LinuxResources) error {
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return c.Create(path, resources)
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}
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func (c *cpuController) Stat(path string, stats *v1.Metrics) error {
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f, err := os.Open(filepath.Join(c.Path(path), "cpu.stat"))
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if err != nil {
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return err
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}
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defer f.Close()
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// get or create the cpu field because cpuacct can also set values on this struct
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sc := bufio.NewScanner(f)
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for sc.Scan() {
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key, v, err := parseKV(sc.Text())
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if err != nil {
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return err
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}
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switch key {
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case "nr_periods":
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stats.CPU.Throttling.Periods = v
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case "nr_throttled":
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stats.CPU.Throttling.ThrottledPeriods = v
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case "throttled_time":
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stats.CPU.Throttling.ThrottledTime = v
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}
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}
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return sc.Err()
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}
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