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Revert "Merge pull request 101888 from kolyshkin/update-runc-rc94"

Browse Source 
This reverts commit b1b06fe0a4, reversing
changes made to 382a33986b.
This commit is contained in:
Jordan Liggitt
2021-05-18 09:12:04 -04:00
parent 7ccd90e7d7
commit 4b45d0d921
336 changed files with 5393 additions and 17166 deletions
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80
vendor/github.com/opencontainers/runc/libcontainer/cgroups/fs2/fs2.go generated vendored
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@@ -75,7 +75,7 @@ func (m *manager) Apply(pid int) error {
// - "runc create (rootless + limits + no cgrouppath + no permission) fails with informative error"
if m.rootless {
if m.config.Path == "" {
if blNeed, nErr := needAnyControllers(m.config.Resources); nErr == nil && !blNeed {
if blNeed, nErr := needAnyControllers(m.config); nErr == nil && !blNeed {
return nil
}
return errors.Wrap(err, "rootless needs no limits + no cgrouppath when no permission is granted for cgroups")
@@ -103,27 +103,43 @@ func (m *manager) GetStats() (*cgroups.Stats, error) {
)
st := cgroups.NewStats()
if err := m.getControllers(); err != nil {
return st, err
}
// pids (since kernel 4.5)
if err := statPids(m.dirPath, st); err != nil {
errs = append(errs, err)
if _, ok := m.controllers["pids"]; ok {
if err := statPids(m.dirPath, st); err != nil {
errs = append(errs, err)
}
} else {
if err := statPidsWithoutController(m.dirPath, st); err != nil {
errs = append(errs, err)
}
}
// memory (since kernel 4.5)
if err := statMemory(m.dirPath, st); err != nil && !os.IsNotExist(err) {
errs = append(errs, err)
if _, ok := m.controllers["memory"]; ok {
if err := statMemory(m.dirPath, st); err != nil {
errs = append(errs, err)
}
}
// io (since kernel 4.5)
if err := statIo(m.dirPath, st); err != nil && !os.IsNotExist(err) {
errs = append(errs, err)
if _, ok := m.controllers["io"]; ok {
if err := statIo(m.dirPath, st); err != nil {
errs = append(errs, err)
}
}
// cpu (since kernel 4.15)
// Note cpu.stat is available even if the controller is not enabled.
if err := statCpu(m.dirPath, st); err != nil && !os.IsNotExist(err) {
errs = append(errs, err)
if _, ok := m.controllers["cpu"]; ok {
if err := statCpu(m.dirPath, st); err != nil {
errs = append(errs, err)
}
}
// hugetlb (since kernel 5.6)
if err := statHugeTlb(m.dirPath, st); err != nil && !os.IsNotExist(err) {
errs = append(errs, err)
if _, ok := m.controllers["hugetlb"]; ok {
if err := statHugeTlb(m.dirPath, st); err != nil {
errs = append(errs, err)
}
}
if len(errs) > 0 && !m.rootless {
return st, errors.Errorf("error while statting cgroup v2: %+v", errs)
@@ -147,50 +163,53 @@ func (m *manager) Path(_ string) string {
return m.dirPath
}
func (m *manager) Set(r *configs.Resources) error {
func (m *manager) Set(container *configs.Config) error {
if container == nil || container.Cgroups == nil {
return nil
}
if err := m.getControllers(); err != nil {
return err
}
// pids (since kernel 4.5)
if err := setPids(m.dirPath, r); err != nil {
if err := setPids(m.dirPath, container.Cgroups); err != nil {
return err
}
// memory (since kernel 4.5)
if err := setMemory(m.dirPath, r); err != nil {
if err := setMemory(m.dirPath, container.Cgroups); err != nil {
return err
}
// io (since kernel 4.5)
if err := setIo(m.dirPath, r); err != nil {
if err := setIo(m.dirPath, container.Cgroups); err != nil {
return err
}
// cpu (since kernel 4.15)
if err := setCpu(m.dirPath, r); err != nil {
if err := setCpu(m.dirPath, container.Cgroups); err != nil {
return err
}
// devices (since kernel 4.15, pseudo-controller)
//
// When m.rootless is true, errors from the device subsystem are ignored because it is really not expected to work.
// When m.Rootless is true, errors from the device subsystem are ignored because it is really not expected to work.
// However, errors from other subsystems are not ignored.
// see @test "runc create (rootless + limits + no cgrouppath + no permission) fails with informative error"
if err := setDevices(m.dirPath, r); err != nil && !m.rootless {
if err := setDevices(m.dirPath, container.Cgroups); err != nil && !m.rootless {
return err
}
// cpuset (since kernel 5.0)
if err := setCpuset(m.dirPath, r); err != nil {
if err := setCpuset(m.dirPath, container.Cgroups); err != nil {
return err
}
// hugetlb (since kernel 5.6)
if err := setHugeTlb(m.dirPath, r); err != nil {
if err := setHugeTlb(m.dirPath, container.Cgroups); err != nil {
return err
}
// freezer (since kernel 5.2, pseudo-controller)
if err := setFreezer(m.dirPath, r.Freezer); err != nil {
if err := setFreezer(m.dirPath, container.Cgroups.Freezer); err != nil {
return err
}
if err := m.setUnified(r.Unified); err != nil {
if err := m.setUnified(container.Cgroups.Unified); err != nil {
return err
}
m.config.Resources = r
m.config = container.Cgroups
return nil
}
@@ -238,16 +257,3 @@ func (m *manager) GetFreezerState() (configs.FreezerState, error) {
func (m *manager) Exists() bool {
return cgroups.PathExists(m.dirPath)
}
func OOMKillCount(path string) (uint64, error) {
return fscommon.GetValueByKey(path, "memory.events", "oom_kill")
}
func (m *manager) OOMKillCount() (uint64, error) {
c, err := OOMKillCount(m.dirPath)
if err != nil && m.rootless && os.IsNotExist(err) {
err = nil
}
return c, err
}