Switch to github.com/golang/dep for vendoring

Signed-off-by: Mrunal Patel <mrunalp@gmail.com>

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

@@ -0,0 +1,36 @@
+package(default_visibility = ["//visibility:public"])
+
+licenses(["notice"])
+
+load(
+    "@io_bazel_rules_go//go:def.bzl",
+    "go_library",
+    "go_test",
+)
+
+go_library(
+    name = "go_default_library",
+    srcs = ["env.go"],
+    tags = ["automanaged"],
+)
+
+go_test(
+    name = "go_default_test",
+    srcs = ["env_test.go"],
+    library = ":go_default_library",
+    tags = ["automanaged"],
+    deps = ["//vendor:github.com/stretchr/testify/assert"],
+)
+
+filegroup(
+    name = "package-srcs",
+    srcs = glob(["**"]),
+    tags = ["automanaged"],
+    visibility = ["//visibility:private"],
+)
+
+filegroup(
+    name = "all-srcs",
+    srcs = [":package-srcs"],
+    tags = ["automanaged"],
+)

vendor/k8s.io/kubernetes/pkg/util/env/env.go

@@ -0,0 +1,51 @@
+/*
+Copyright 2015 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 env
+
+import (
+	"os"
+	"strconv"
+)
+
+func GetEnvAsStringOrFallback(key, defaultValue string) string {
+	if v := os.Getenv(key); v != "" {
+		return v
+	}
+	return defaultValue
+}
+
+func GetEnvAsIntOrFallback(key string, defaultValue int) (int, error) {
+	if v := os.Getenv(key); v != "" {
+		value, err := strconv.Atoi(v)
+		if err != nil {
+			return defaultValue, err
+		}
+		return value, nil
+	}
+	return defaultValue, nil
+}
+
+func GetEnvAsFloat64OrFallback(key string, defaultValue float64) (float64, error) {
+	if v := os.Getenv(key); v != "" {
+		value, err := strconv.ParseFloat(v, 64)
+		if err != nil {
+			return defaultValue, err
+		}
+		return value, nil
+	}
+	return defaultValue, nil
+}

vendor/k8s.io/kubernetes/pkg/util/env/env_test.go

@@ -0,0 +1,80 @@
+/*
+Copyright 2015 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 env
+
+import (
+	"os"
+	"strconv"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestGetEnvAsStringOrFallback(t *testing.T) {
+	const expected = "foo"
+
+	assert := assert.New(t)
+
+	key := "FLOCKER_SET_VAR"
+	os.Setenv(key, expected)
+	assert.Equal(expected, GetEnvAsStringOrFallback(key, "~"+expected))
+
+	key = "FLOCKER_UNSET_VAR"
+	assert.Equal(expected, GetEnvAsStringOrFallback(key, expected))
+}
+
+func TestGetEnvAsIntOrFallback(t *testing.T) {
+	const expected = 1
+
+	assert := assert.New(t)
+
+	key := "FLOCKER_SET_VAR"
+	os.Setenv(key, strconv.Itoa(expected))
+	returnVal, _ := GetEnvAsIntOrFallback(key, 1)
+	assert.Equal(expected, returnVal)
+
+	key = "FLOCKER_UNSET_VAR"
+	returnVal, _ = GetEnvAsIntOrFallback(key, expected)
+	assert.Equal(expected, returnVal)
+
+	key = "FLOCKER_SET_VAR"
+	os.Setenv(key, "not-an-int")
+	returnVal, err := GetEnvAsIntOrFallback(key, 1)
+	assert.Equal(expected, returnVal)
+	assert.EqualError(err, "strconv.ParseInt: parsing \"not-an-int\": invalid syntax")
+}
+
+func TestGetEnvAsFloat64OrFallback(t *testing.T) {
+	const expected = 1.0
+
+	assert := assert.New(t)
+
+	key := "FLOCKER_SET_VAR"
+	os.Setenv(key, "1.0")
+	returnVal, _ := GetEnvAsFloat64OrFallback(key, 2.0)
+	assert.Equal(expected, returnVal)
+
+	key = "FLOCKER_UNSET_VAR"
+	returnVal, _ = GetEnvAsFloat64OrFallback(key, 1.0)
+	assert.Equal(expected, returnVal)
+
+	key = "FLOCKER_SET_VAR"
+	os.Setenv(key, "not-a-float")
+	returnVal, err := GetEnvAsFloat64OrFallback(key, 1.0)
+	assert.Equal(expected, returnVal)
+	assert.EqualError(err, "strconv.ParseFloat: parsing \"not-a-float\": invalid syntax")
+}