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author | Daniel J Walsh <dwalsh@redhat.com> | 2021-12-06 06:46:27 -0500 |
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committer | Daniel J Walsh <dwalsh@redhat.com> | 2021-12-07 06:17:11 -0500 |
commit | 2130d185395b897798dcb1c17bbaf147dfb4da3c (patch) | |
tree | 55458df21157cdfd632bc2ad7de4cb38dd969e01 /pkg/cgroups/pids.go | |
parent | 2f11e2ac53269d2aafd0325e17e7c9bfda119dea (diff) | |
download | podman-2130d185395b897798dcb1c17bbaf147dfb4da3c.tar.gz podman-2130d185395b897798dcb1c17bbaf147dfb4da3c.tar.bz2 podman-2130d185395b897798dcb1c17bbaf147dfb4da3c.zip |
Update vendor or containers/common moving pkg/cgroups there
[NO NEW TESTS NEEDED] This is just moving pkg/cgroups out so
existing tests should be fine.
Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>
Diffstat (limited to 'pkg/cgroups/pids.go')
-rw-r--r-- | pkg/cgroups/pids.go | 66 |
1 files changed, 0 insertions, 66 deletions
diff --git a/pkg/cgroups/pids.go b/pkg/cgroups/pids.go deleted file mode 100644 index b2bfebe4d..000000000 --- a/pkg/cgroups/pids.go +++ /dev/null @@ -1,66 +0,0 @@ -package cgroups - -import ( - "fmt" - "io/ioutil" - "path/filepath" - - spec "github.com/opencontainers/runtime-spec/specs-go" -) - -type pidHandler struct { -} - -func getPidsHandler() *pidHandler { - return &pidHandler{} -} - -// Apply set the specified constraints -func (c *pidHandler) Apply(ctr *CgroupControl, res *spec.LinuxResources) error { - if res.Pids == nil { - return nil - } - var PIDRoot string - - if ctr.cgroup2 { - PIDRoot = filepath.Join(cgroupRoot, ctr.path) - } else { - PIDRoot = ctr.getCgroupv1Path(Pids) - } - - p := filepath.Join(PIDRoot, "pids.max") - return ioutil.WriteFile(p, []byte(fmt.Sprintf("%d\n", res.Pids.Limit)), 0644) -} - -// Create the cgroup -func (c *pidHandler) Create(ctr *CgroupControl) (bool, error) { - return ctr.createCgroupDirectory(Pids) -} - -// Destroy the cgroup -func (c *pidHandler) Destroy(ctr *CgroupControl) error { - return rmDirRecursively(ctr.getCgroupv1Path(Pids)) -} - -// Stat fills a metrics structure with usage stats for the controller -func (c *pidHandler) Stat(ctr *CgroupControl, m *Metrics) error { - if ctr.path == "" { - // nothing we can do to retrieve the pids.current path - return nil - } - - var PIDRoot string - if ctr.cgroup2 { - PIDRoot = filepath.Join(cgroupRoot, ctr.path) - } else { - PIDRoot = ctr.getCgroupv1Path(Pids) - } - - current, err := readFileAsUint64(filepath.Join(PIDRoot, "pids.current")) - if err != nil { - return err - } - - m.Pids = PidsMetrics{Current: current} - return nil -} |