Files
etcd/mod/lock/v2/get_index_handler.go
2013-12-04 22:24:04 -07:00

31 lines
671 B
Go

package v2
import (
"net/http"
"path"
"strconv"
"github.com/gorilla/mux"
)
// getIndexHandler retrieves the current lock index.
func (h *handler) getIndexHandler(w http.ResponseWriter, req *http.Request) {
h.client.SyncCluster()
vars := mux.Vars(req)
keypath := path.Join(prefix, vars["key"])
// Read all indices.
resp, err := h.client.GetAll(keypath, true)
if err != nil {
http.Error(w, "lock children lookup error: " + err.Error(), http.StatusInternalServerError)
return
}
// Write out the index of the last one to the response body.
indices := extractResponseIndices(resp)
if len(indices) > 0 {
w.Write([]byte(strconv.Itoa(indices[0])))
}
}