Move HTTPService and ConfigService into services package (#9422)

* Move HTTPService and ConfigService into utils package

* Re-add StaticConfigService

* Move config and http services into their own packages

app/app.go

@@ -25,6 +25,7 @@ import (
 	"github.com/mattermost/mattermost-server/mlog"
 	"github.com/mattermost/mattermost-server/model"
 	"github.com/mattermost/mattermost-server/plugin"
+	"github.com/mattermost/mattermost-server/services/httpservice"
 	"github.com/mattermost/mattermost-server/store"
 	"github.com/mattermost/mattermost-server/store/sqlstore"
 	"github.com/mattermost/mattermost-server/utils"
@@ -101,7 +102,7 @@ type App struct {
 
 	phase2PermissionsMigrationComplete bool
 
-	HTTPService HTTPService
+	HTTPService httpservice.HTTPService
 }
 
 var appCount = 0
@@ -128,7 +129,7 @@ func New(options ...Option) (outApp *App, outErr error) {
 		licenseListeners: map[string]func(){},
 	}
 
-	app.HTTPService = MakeHTTPService(app)
+	app.HTTPService = httpservice.MakeHTTPService(app)
 
 	app.CreatePushNotificationsHub()
 	app.StartPushNotificationsHubWorkers()

app/apptestlib.go

@@ -7,7 +7,6 @@ import (
 	"io"
 	"io/ioutil"
 	"net/http"
-	"net/http/httptest"
 	"os"
 	"path/filepath"
 	"time"
@@ -21,6 +20,7 @@ import (
 	"github.com/mattermost/mattermost-server/store/sqlstore"
 	"github.com/mattermost/mattermost-server/store/storetest"
 	"github.com/mattermost/mattermost-server/utils"
+	"github.com/mattermost/mattermost-server/utils/testutils"
 )
 
 type TestHelper struct {
@@ -36,7 +36,7 @@ type TestHelper struct {
 	tempConfigPath string
 	tempWorkspace  string
 
-	MockedHTTPService *MockedHTTPService
+	MockedHTTPService *testutils.MockedHTTPService
 }
 
 type persistentTestStore struct {
@@ -168,7 +168,7 @@ func (me *TestHelper) InitSystemAdmin() *TestHelper {
 }
 
 func (me *TestHelper) MockHTTPService(handler http.Handler) *TestHelper {
-	me.MockedHTTPService = MakeMockedHTTPService(handler)
+	me.MockedHTTPService = testutils.MakeMockedHTTPService(handler)
 	me.App.HTTPService = me.MockedHTTPService
 
 	return me
@@ -514,22 +514,3 @@ func (me *FakeClusterInterface) sendClearRoleCacheMessage() {
 		Event: model.CLUSTER_EVENT_INVALIDATE_CACHE_FOR_ROLES,
 	})
 }
-
-type MockedHTTPService struct {
-	Server *httptest.Server
-}
-
-func MakeMockedHTTPService(handler http.Handler) *MockedHTTPService {
-	return &MockedHTTPService{
-		Server: httptest.NewServer(handler),
-	}
-}
-
-func (h *MockedHTTPService) MakeClient(trustURLs bool) *http.Client {
-	return h.Server.Client()
-}
-
-func (h *MockedHTTPService) Close() {
-	h.Server.CloseClientConnections()
-	h.Server.Close()
-}

app/http_service.go

@@ -1,67 +0,0 @@
-// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
-// See License.txt for license information.
-
-package app
-
-import (
-	"net"
-	"net/http"
-	"strings"
-
-	"github.com/mattermost/mattermost-server/utils"
-)
-
-// Wraps the functionality for creating a new http.Client to encapsulate that and allow it to be mocked when testing
-type HTTPService interface {
-	MakeClient(trustURLs bool) *http.Client
-	Close()
-}
-
-type HTTPServiceImpl struct {
-	app *App
-}
-
-func MakeHTTPService(app *App) HTTPService {
-	return &HTTPServiceImpl{app}
-}
-
-func (h *HTTPServiceImpl) MakeClient(trustURLs bool) *http.Client {
-	insecure := h.app.Config().ServiceSettings.EnableInsecureOutgoingConnections != nil && *h.app.Config().ServiceSettings.EnableInsecureOutgoingConnections
-
-	if trustURLs {
-		return utils.NewHTTPClient(insecure, nil, nil)
-	}
-
-	allowHost := func(host string) bool {
-		if h.app.Config().ServiceSettings.AllowedUntrustedInternalConnections == nil {
-			return false
-		}
-		for _, allowed := range strings.Fields(*h.app.Config().ServiceSettings.AllowedUntrustedInternalConnections) {
-			if host == allowed {
-				return true
-			}
-		}
-		return false
-	}
-
-	allowIP := func(ip net.IP) bool {
-		if !utils.IsReservedIP(ip) {
-			return true
-		}
-		if h.app.Config().ServiceSettings.AllowedUntrustedInternalConnections == nil {
-			return false
-		}
-		for _, allowed := range strings.Fields(*h.app.Config().ServiceSettings.AllowedUntrustedInternalConnections) {
-			if _, ipRange, err := net.ParseCIDR(allowed); err == nil && ipRange.Contains(ip) {
-				return true
-			}
-		}
-		return false
-	}
-
-	return utils.NewHTTPClient(insecure, allowHost, allowIP)
-}
-
-func (h *HTTPServiceImpl) Close() {
-	// Does nothing, but allows this to be overridden when mocking the service
-}