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moby--moby/container/health.go
Derek McGowan 1009e6a40b
Update logrus to v1.0.1
Fixes case sensitivity issue

Signed-off-by: Derek McGowan <derek@mcgstyle.net>
2017-07-31 13:16:46 -07:00

50 lines
1.2 KiB
Go

package container
import (
"github.com/docker/docker/api/types"
"github.com/sirupsen/logrus"
)
// Health holds the current container health-check state
type Health struct {
types.Health
stop chan struct{} // Write struct{} to stop the monitor
}
// String returns a human-readable description of the health-check state
func (s *Health) String() string {
// This happens when the monitor has yet to be setup.
if s.Status == "" {
return types.Unhealthy
}
switch s.Status {
case types.Starting:
return "health: starting"
default: // Healthy and Unhealthy are clear on their own
return s.Status
}
}
// OpenMonitorChannel creates and returns a new monitor channel. If there already is one,
// it returns nil.
func (s *Health) OpenMonitorChannel() chan struct{} {
if s.stop == nil {
logrus.Debug("OpenMonitorChannel")
s.stop = make(chan struct{})
return s.stop
}
return nil
}
// CloseMonitorChannel closes any existing monitor channel.
func (s *Health) CloseMonitorChannel() {
if s.stop != nil {
logrus.Debug("CloseMonitorChannel: waiting for probe to stop")
close(s.stop)
s.stop = nil
// unhealthy when the monitor has stopped for compatibility reasons
s.Status = types.Unhealthy
logrus.Debug("CloseMonitorChannel done")
}
}