Add glide.yaml and vendor deps

vendor/k8s.io/kubernetes/pkg/util/flushwriter/BUILD

@@ -0,0 +1,28 @@
+package(default_visibility = ["//visibility:public"])
+
+licenses(["notice"])
+
+load(
+    "@io_bazel_rules_go//go:def.bzl",
+    "go_binary",
+    "go_library",
+    "go_test",
+    "cgo_library",
+)
+
+go_library(
+    name = "go_default_library",
+    srcs = [
+        "doc.go",
+        "writer.go",
+    ],
+    tags = ["automanaged"],
+)
+
+go_test(
+    name = "go_default_test",
+    srcs = ["writer_test.go"],
+    library = "go_default_library",
+    tags = ["automanaged"],
+    deps = [],
+)

vendor/k8s.io/kubernetes/pkg/util/flushwriter/doc.go

@@ -0,0 +1,19 @@
+/*
+Copyright 2014 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Package flushwriter implements a wrapper for a writer that flushes on every
+// write if that writer implements the io.Flusher interface
+package flushwriter // import "k8s.io/kubernetes/pkg/util/flushwriter"

vendor/k8s.io/kubernetes/pkg/util/flushwriter/writer.go

@@ -0,0 +1,53 @@
+/*
+Copyright 2014 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package flushwriter
+
+import (
+	"io"
+	"net/http"
+)
+
+// Wrap wraps an io.Writer into a writer that flushes after every write if
+// the writer implements the Flusher interface.
+func Wrap(w io.Writer) io.Writer {
+	fw := &flushWriter{
+		writer: w,
+	}
+	if flusher, ok := w.(http.Flusher); ok {
+		fw.flusher = flusher
+	}
+	return fw
+}
+
+// flushWriter provides wrapper for responseWriter with HTTP streaming capabilities
+type flushWriter struct {
+	flusher http.Flusher
+	writer  io.Writer
+}
+
+// Write is a FlushWriter implementation of the io.Writer that sends any buffered
+// data to the client.
+func (fw *flushWriter) Write(p []byte) (n int, err error) {
+	n, err = fw.writer.Write(p)
+	if err != nil {
+		return
+	}
+	if fw.flusher != nil {
+		fw.flusher.Flush()
+	}
+	return
+}

vendor/k8s.io/kubernetes/pkg/util/flushwriter/writer_test.go

@@ -0,0 +1,86 @@
+/*
+Copyright 2014 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package flushwriter
+
+import (
+	"fmt"
+	"testing"
+)
+
+type writerWithFlush struct {
+	writeCount, flushCount int
+	err                    error
+}
+
+func (w *writerWithFlush) Flush() {
+	w.flushCount++
+}
+
+func (w *writerWithFlush) Write(p []byte) (n int, err error) {
+	w.writeCount++
+	return len(p), w.err
+}
+
+type writerWithNoFlush struct {
+	writeCount int
+}
+
+func (w *writerWithNoFlush) Write(p []byte) (n int, err error) {
+	w.writeCount++
+	return len(p), nil
+}
+
+func TestWriteWithFlush(t *testing.T) {
+	w := &writerWithFlush{}
+	fw := Wrap(w)
+	for i := 0; i < 10; i++ {
+		_, err := fw.Write([]byte("Test write"))
+		if err != nil {
+			t.Errorf("Unexpected error while writing with flush writer: %v", err)
+		}
+	}
+	if w.flushCount != 10 {
+		t.Errorf("Flush not called the expected number of times. Actual: %d", w.flushCount)
+	}
+	if w.writeCount != 10 {
+		t.Errorf("Write not called the expected number of times. Actual: %d", w.writeCount)
+	}
+}
+
+func TestWriteWithoutFlush(t *testing.T) {
+	w := &writerWithNoFlush{}
+	fw := Wrap(w)
+	for i := 0; i < 10; i++ {
+		_, err := fw.Write([]byte("Test write"))
+		if err != nil {
+			t.Errorf("Unexpected error while writing with flush writer: %v", err)
+		}
+	}
+	if w.writeCount != 10 {
+		t.Errorf("Write not called the expected number of times. Actual: %d", w.writeCount)
+	}
+}
+
+func TestWriteError(t *testing.T) {
+	e := fmt.Errorf("Error")
+	w := &writerWithFlush{err: e}
+	fw := Wrap(w)
+	_, err := fw.Write([]byte("Test write"))
+	if err != e {
+		t.Errorf("Did not get expected error. Got: %#v", err)
+	}
+}