5dee1141d1
* client/executor: refactor client to remove interpolation * executor: POC libcontainer based executor * vendor: use hashicorp libcontainer fork * vendor: add libcontainer/nsenter dep * executor: updated executor interface to simplify operations * executor: implement logging pipe * logmon: new logmon plugin to manage task logs * driver/executor: use logmon for log management * executor: fix tests and windows build * executor: fix logging key names * executor: fix test failures * executor: add config field to toggle between using libcontainer and standard executors * logmon: use discover utility to discover nomad executable * executor: only call libcontainer-shim on main in linux * logmon: use seperate path configs for stdout/stderr fifos * executor: windows fixes * executor: created reusable pid stats collection utility that can be used in an executor * executor: update fifo.Open calls * executor: fix build * remove executor from docker driver * executor: Shutdown func to kill and cleanup executor and its children * executor: move linux specific universal executor funcs to seperate file * move logmon initialization to a task runner hook * client: doc fixes and renaming from code review * taskrunner: use shared config struct for logmon fifo fields * taskrunner: logmon only needs to be started once per task
26 lines
626 B
Go
26 lines
626 B
Go
package executor
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import (
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"os"
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"sync"
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cgroupConfig "github.com/opencontainers/runc/libcontainer/configs"
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)
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// resourceContainerContext is a platform-specific struct for managing a
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// resource container. In the case of Linux, this is used to control Cgroups.
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type resourceContainerContext struct {
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groups *cgroupConfig.Cgroup
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cgLock sync.Mutex
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}
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// cleanup removes this host's Cgroup from within an Executor's context
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func (rc *resourceContainerContext) executorCleanup() error {
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rc.cgLock.Lock()
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defer rc.cgLock.Unlock()
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if err := DestroyCgroup(rc.groups, os.Getpid()); err != nil {
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return err
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}
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return nil
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}
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