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Diffstat (limited to 'vendor/github.com/containerd/cgroups/control.go')
-rw-r--r-- | vendor/github.com/containerd/cgroups/control.go | 88 |
1 files changed, 0 insertions, 88 deletions
diff --git a/vendor/github.com/containerd/cgroups/control.go b/vendor/github.com/containerd/cgroups/control.go deleted file mode 100644 index 1f62c54f3..000000000 --- a/vendor/github.com/containerd/cgroups/control.go +++ /dev/null @@ -1,88 +0,0 @@ -/* - Copyright The containerd Authors. - - Licensed under the Apache License, Version 2.0 (the "License"); - you may not use this file except in compliance with the License. - You may obtain a copy of the License at - - http://www.apache.org/licenses/LICENSE-2.0 - - Unless required by applicable law or agreed to in writing, software - distributed under the License is distributed on an "AS IS" BASIS, - WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - See the License for the specific language governing permissions and - limitations under the License. -*/ - -package cgroups - -import ( - "os" - - specs "github.com/opencontainers/runtime-spec/specs-go" -) - -const ( - cgroupProcs = "cgroup.procs" - cgroupTasks = "tasks" - defaultDirPerm = 0755 -) - -// defaultFilePerm is a var so that the test framework can change the filemode -// of all files created when the tests are running. The difference between the -// tests and real world use is that files like "cgroup.procs" will exist when writing -// to a read cgroup filesystem and do not exist prior when running in the tests. -// this is set to a non 0 value in the test code -var defaultFilePerm = os.FileMode(0) - -type Process struct { - // Subsystem is the name of the subsystem that the process is in - Subsystem Name - // Pid is the process id of the process - Pid int - // Path is the full path of the subsystem and location that the process is in - Path string -} - -type Task struct { - // Subsystem is the name of the subsystem that the task is in - Subsystem Name - // Pid is the process id of the task - Pid int - // Path is the full path of the subsystem and location that the task is in - Path string -} - -// Cgroup handles interactions with the individual groups to perform -// actions on them as them main interface to this cgroup package -type Cgroup interface { - // New creates a new cgroup under the calling cgroup - New(string, *specs.LinuxResources) (Cgroup, error) - // Add adds a process to the cgroup (cgroup.procs) - Add(Process) error - // AddTask adds a process to the cgroup (tasks) - AddTask(Process) error - // Delete removes the cgroup as a whole - Delete() error - // MoveTo moves all the processes under the calling cgroup to the provided one - // subsystems are moved one at a time - MoveTo(Cgroup) error - // Stat returns the stats for all subsystems in the cgroup - Stat(...ErrorHandler) (*Metrics, error) - // Update updates all the subsystems with the provided resource changes - Update(resources *specs.LinuxResources) error - // Processes returns all the processes in a select subsystem for the cgroup - Processes(Name, bool) ([]Process, error) - // Tasks returns all the tasks in a select subsystem for the cgroup - Tasks(Name, bool) ([]Task, error) - // Freeze freezes or pauses all processes inside the cgroup - Freeze() error - // Thaw thaw or resumes all processes inside the cgroup - Thaw() error - // OOMEventFD returns the memory subsystem's event fd for OOM events - OOMEventFD() (uintptr, error) - // State returns the cgroups current state - State() State - // Subsystems returns all the subsystems in the cgroup - Subsystems() []Subsystem -} |