implement ipvs mode of kube-proxy

Conflicts:
	pkg/util/ipvs/ipvs_unsupported.go

pkg/proxy/BUILD

@@ -28,6 +28,7 @@ filegroup(
         "//pkg/proxy/config:all-srcs",
         "//pkg/proxy/healthcheck:all-srcs",
         "//pkg/proxy/iptables:all-srcs",
+        "//pkg/proxy/ipvs:all-srcs",
         "//pkg/proxy/userspace:all-srcs",
         "//pkg/proxy/util:all-srcs",
         "//pkg/proxy/winuserspace:all-srcs",

pkg/proxy/ipvs/BUILD

@@ -0,0 +1,79 @@
+package(default_visibility = ["//visibility:public"])
+
+licenses(["notice"])
+
+load(
+    "@io_bazel_rules_go//go:def.bzl",
+    "go_library",
+    "go_test",
+)
+
+go_test(
+    name = "go_default_test",
+    srcs = select({
+        "@io_bazel_rules_go//go/platform:linux_amd64": [
+            "proxier_test.go",
+        ],
+        "//conditions:default": [],
+    }),
+    library = ":go_default_library",
+    tags = ["automanaged"],
+    deps = select({
+        "@io_bazel_rules_go//go/platform:linux_amd64": [
+            "//pkg/api:go_default_library",
+            "//pkg/proxy:go_default_library",
+            "//pkg/proxy/util:go_default_library",
+            "//pkg/util/iptables:go_default_library",
+            "//pkg/util/iptables/testing:go_default_library",
+            "//pkg/util/ipvs:go_default_library",
+            "//pkg/util/ipvs/testing:go_default_library",
+            "//vendor/github.com/davecgh/go-spew/spew:go_default_library",
+            "//vendor/k8s.io/apimachinery/pkg/apis/meta/v1:go_default_library",
+            "//vendor/k8s.io/apimachinery/pkg/types:go_default_library",
+            "//vendor/k8s.io/apimachinery/pkg/util/intstr:go_default_library",
+            "//vendor/k8s.io/apimachinery/pkg/util/sets:go_default_library",
+            "//vendor/k8s.io/utils/exec:go_default_library",
+            "//vendor/k8s.io/utils/exec/testing:go_default_library",
+        ],
+        "//conditions:default": [],
+    }),
+)
+
+go_library(
+    name = "go_default_library",
+    srcs = ["proxier.go"],
+    tags = ["automanaged"],
+    deps = [
+        "//pkg/api:go_default_library",
+        "//pkg/api/helper:go_default_library",
+        "//pkg/api/service:go_default_library",
+        "//pkg/features:go_default_library",
+        "//pkg/proxy:go_default_library",
+        "//pkg/proxy/healthcheck:go_default_library",
+        "//pkg/proxy/util:go_default_library",
+        "//pkg/util/iptables:go_default_library",
+        "//pkg/util/ipvs:go_default_library",
+        "//pkg/util/sysctl:go_default_library",
+        "//vendor/github.com/golang/glog:go_default_library",
+        "//vendor/k8s.io/api/core/v1:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/types:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/util/sets:go_default_library",
+        "//vendor/k8s.io/apiserver/pkg/util/feature:go_default_library",
+        "//vendor/k8s.io/client-go/tools/record:go_default_library",
+        "//vendor/k8s.io/client-go/util/flowcontrol:go_default_library",
+        "//vendor/k8s.io/utils/exec:go_default_library",
+    ],
+)
+
+filegroup(
+    name = "package-srcs",
+    srcs = glob(["**"]),
+    tags = ["automanaged"],
+    visibility = ["//visibility:private"],
+)
+
+filegroup(
+    name = "all-srcs",
+    srcs = [":package-srcs"],
+    tags = ["automanaged"],
+)