Rename connection string

Author: zhouselena

.evergreen/perfcomp/cmd/perfcomp/compare.go

@@ -92,13 +92,13 @@ func createComment(result perfcomp.CompareResult) string {
 }
 
 func runCompare(cmd *cobra.Command, args []string, project string, perfContext string) error {
-	perfAnalyzerConnString := os.Getenv("PERF_URI_PRIVATE_ENDPOINT")
+	perfAnalyticsConnString := os.Getenv("PERF_URI_PRIVATE_ENDPOINT")
 	version := args[len(args)-1]
 
 	ctx, cancel := context.WithTimeout(cmd.Context(), 5*time.Second)
 	defer cancel()
 
-	res, err := perfcomp.Compare(ctx, version, perfAnalyzerConnString, project, perfContext)
+	res, err := perfcomp.Compare(ctx, version, perfAnalyticsConnString, project, perfContext)
 	if err != nil {
 		log.Fatalf("failed to compare: %v", err)
 	}

.evergreen/perfcomp/compare.go

@@ -116,10 +116,10 @@ const stableRegionsColl = "stable_regions"
 
 // Compare will return statistical results for a patch version using the
 // stable region defined by the performance analytics cluster.
-func Compare(ctx context.Context, versionID string, perfAnalyzerConnString string, project string, perfContext string) (*CompareResult, error) {
+func Compare(ctx context.Context, versionID string, perfAnalyticsConnString string, project string, perfContext string) (*CompareResult, error) {
 
 	// Connect to analytics node
-	client, err := mongo.Connect(options.Client().ApplyURI(perfAnalyzerConnString))
+	client, err := mongo.Connect(options.Client().ApplyURI(perfAnalyticsConnString))
 	if err != nil {
 		return nil, fmt.Errorf("error connecting client: %v", err)
 	}