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docker-labs/handlers/new_instance.go
Jonathan Leibiusky (@xetorthio) d05fe56fea Better session lock management
2016-11-11 20:10:19 -03:00

33 lines
551 B
Go

package handlers
import (
"encoding/json"
"log"
"net/http"
"github.com/franela/play-with-docker/services"
"github.com/gorilla/mux"
)
func NewInstance(rw http.ResponseWriter, req *http.Request) {
vars := mux.Vars(req)
sessionId := vars["sessionId"]
s := services.GetSession(sessionId)
s.Lock()
defer s.Unlock()
if len(s.Instances) >= 5 {
rw.WriteHeader(http.StatusConflict)
return
}
i, err := services.NewInstance(s)
if err != nil {
log.Println(err)
//TODO: Set a status error
} else {
json.NewEncoder(rw).Encode(i)
}
}