Dynamic Configuration Refactoring

provider/rest/rest.go

@@ -1,68 +0,0 @@
-package rest
-
-import (
-	"encoding/json"
-	"fmt"
-	"io/ioutil"
-	"net/http"
-
-	"github.com/containous/mux"
-	"github.com/containous/traefik/log"
-	"github.com/containous/traefik/safe"
-	"github.com/containous/traefik/types"
-	"github.com/unrolled/render"
-)
-
-// Provider is a provider.Provider implementation that provides a Rest API
-type Provider struct {
-	configurationChan chan<- types.ConfigMessage
-	EntryPoint        string `description:"EntryPoint" export:"true"`
-}
-
-var templatesRenderer = render.New(render.Options{Directory: "nowhere"})
-
-// Init the provider
-func (p *Provider) Init(_ types.Constraints) error {
-	return nil
-}
-
-// AddRoutes add rest provider routes on a router
-func (p *Provider) AddRoutes(systemRouter *mux.Router) {
-	systemRouter.
-		Methods(http.MethodPut).
-		Path("/api/providers/{provider}").
-		HandlerFunc(func(response http.ResponseWriter, request *http.Request) {
-
-			vars := mux.Vars(request)
-			// TODO: Deprecated configuration - Need to be removed in the future
-			if vars["provider"] != "web" && vars["provider"] != "rest" {
-				response.WriteHeader(http.StatusBadRequest)
-				fmt.Fprint(response, "Only 'rest' provider can be updated through the REST API")
-				return
-			} else if vars["provider"] == "web" {
-				log.Warn("The provider web is deprecated. Please use /rest instead")
-			}
-
-			configuration := new(types.Configuration)
-			body, _ := ioutil.ReadAll(request.Body)
-			err := json.Unmarshal(body, configuration)
-			if err == nil {
-				// TODO: Deprecated configuration - Change to `rest` in the future
-				p.configurationChan <- types.ConfigMessage{ProviderName: "web", Configuration: configuration}
-				err := templatesRenderer.JSON(response, http.StatusOK, configuration)
-				if err != nil {
-					log.Error(err)
-				}
-			} else {
-				log.Errorf("Error parsing configuration %+v", err)
-				http.Error(response, fmt.Sprintf("%+v", err), http.StatusBadRequest)
-			}
-		})
-}
-
-// Provide allows the provider to provide configurations to traefik
-// using the given configuration channel.
-func (p *Provider) Provide(configurationChan chan<- types.ConfigMessage, pool *safe.Pool) error {
-	p.configurationChan = configurationChan
-	return nil
-}