func (s *DockerServer) nodeUpdate(w http.ResponseWriter, r *http.Request) {
s.swarmMut.Lock()
defer s.swarmMut.Unlock()
if s.swarm == nil {
w.WriteHeader(http.StatusNotAcceptable)
return
}
id := mux.Vars(r)["id"]
var n *swarm.Node
for i := range s.nodes {
if s.nodes[i].ID == id {
n = &s.nodes[i]
break
}
}
if n == nil {
w.WriteHeader(http.StatusNotFound)
return
}
var spec swarm.NodeSpec
err := json.NewDecoder(r.Body).Decode(&spec)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
n.Spec = spec
err = s.runNodeOperation(s.swarmServer.URL(), nodeOperation{
Op: "update",
Node: *n,
})
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
}
