open-nomad/command/agent/stats_endpoint.go
2016-05-28 19:42:34 -07:00

35 lines
922 B
Go

package agent
import (
"fmt"
"net/http"
)
func (s *HTTPServer) StatsRequest(resp http.ResponseWriter, req *http.Request) (interface{}, error) {
if s.agent.client == nil {
return nil, clientNotRunning
}
cStatsReporter := s.agent.client.StatsReporter()
var allocID, task string
if allocID = req.URL.Query().Get("allocation"); allocID == "" {
return cStatsReporter.HostStats(), nil
}
allocStats := cStatsReporter.AllocStats()
arStatsReporter, ok := allocStats[allocID]
if !ok {
return nil, fmt.Errorf("alloc %q is not running on this client", allocID)
}
if task = req.URL.Query().Get("task"); task != "" {
taskStatsReporter, err := arStatsReporter.TaskStats(task)
if err != nil {
return nil, err
}
return taskStatsReporter.ResourceUsage(), nil
}
res := make(map[string]interface{})
for task, sr := range arStatsReporter.AllocStats() {
res[task] = sr.ResourceUsage()
}
return res, nil
}