GoDoxy/internal/watcher/health/monitor/docker.go

43 lines
1.3 KiB
Go

package monitor
import (
"github.com/yusing/go-proxy/internal/docker"
dockerTypes "github.com/docker/docker/api/types"
"github.com/yusing/go-proxy/internal/watcher/health"
)
type DockerHealthMonitor struct {
*monitor
client *docker.SharedClient
containerID string
fallback health.HealthChecker
}
func NewDockerHealthMonitor(client *docker.SharedClient, containerID, alias string, config *health.HealthCheckConfig, fallback health.HealthChecker) *DockerHealthMonitor {
mon := new(DockerHealthMonitor)
mon.client = client
mon.containerID = containerID
mon.monitor = newMonitor(fallback.URL(), config, mon.CheckHealth)
mon.fallback = fallback
mon.service = alias
return mon
}
func (mon *DockerHealthMonitor) CheckHealth() (result *health.HealthCheckResult, err error) {
cont, err := mon.client.ContainerInspect(mon.task.Context(), mon.containerID)
if err != nil {
return mon.fallback.CheckHealth()
}
if cont.State.Health == nil {
return mon.fallback.CheckHealth()
}
result = new(health.HealthCheckResult)
result.Healthy = cont.State.Health.Status == dockerTypes.Healthy
if len(cont.State.Health.Log) > 0 {
lastLog := cont.State.Health.Log[len(cont.State.Health.Log)-1]
result.Detail = lastLog.Output
result.Latency = lastLog.End.Sub(lastLog.Start)
}
return
}