Update hack/update-deps.sh to use go modules

BUILD.bazel

@@ -1,8 +1,26 @@
 load("@io_kubernetes_build//defs:run_in_workspace.bzl", "workspace_binary")
 
 workspace_binary(
-    name = "dep",
-    cmd = "//vendor/github.com/golang/dep/cmd/dep",
+    name = "go",
+    cmd = "@go_sdk//:bin/go",
+)
+
+workspace_binary(
+    name = "update-minor",
+    args = [
+        "get",
+        "-u",
+    ],
+    cmd = "@go_sdk//:bin/go",
+)
+
+workspace_binary(
+    name = "update-patch",
+    args = [
+        "get",
+        "-u=patch",
+    ],
+    cmd = "@go_sdk//:bin/go",
 )
 
 workspace_binary(

hack/update-bazel.sh

@@ -19,6 +19,7 @@ set -o pipefail
 
 cd "$(git rev-parse --show-toplevel)"
 mkdir -p ./vendor
+find vendor -name BUILD -o -name BUILD.bazel -exec rm '{}' +
 touch ./vendor/BUILD.bazel
 bazel run //:gazelle
 bazel run //:kazel

hack/update-deps.sh

@@ -29,20 +29,24 @@ set -o xtrace
 cd "$(git rev-parse --show-toplevel)"
 trap 'echo "FAILED" >&2' ERR
 
-# dep itself has a problematic testdata directory with infinite symlinks which
-# makes bazel sad: https://github.com/golang/dep/pull/1412
-# dep should probably be removing it, but it doesn't:
-# https://github.com/golang/dep/issues/1580
-rm -rf vendor/github.com/golang/dep/internal/fs/testdata
-# go-bindata does too, and is not maintained ...
-rm -rf vendor/github.com/jteeuwen/go-bindata/testdata
-# docker has a contrib dir with nothing we use in it, dep will retain the licenses
-# which includes some GPL, so we manually prune this. 
-# See https://github.com/kubernetes/steering/issues/57
-rm -rf vendor/github.com/docker/docker/contrib
-bazel run //:dep -- ensure -v "$@"
-rm -rf vendor/github.com/golang/dep/internal/fs/testdata
-rm -rf vendor/github.com/jteeuwen/go-bindata/testdata
-rm -rf vendor/github.com/docker/docker/contrib
+prune-vendor() {
+  find vendor -type f \
+    -not -iname "*.go" \
+    -not -iname "*.proto" \
+    -not -iname "*.s" \
+    -not -iname "*.h" \
+    -not -iname "*.c" \
+    -not -iname "AUTHORS*" \
+    -not -iname "CONTRIBUTORS*" \
+    -not -iname "LICENSE*" \
+    -exec rm '{}' \;
+}
+
+rm -rf vendor
+export GO111MODULE=on
+bazel run //:go -- mod tidy
+bazel run //:go -- mod vendor
+prune-vendor
 hack/update-bazel.sh
+bazel run //:gazelle -- update-repos --from_file=go.mod
 echo SUCCESS

hack/verify-deps.sh

@@ -34,9 +34,7 @@ mkdir -p "${_tmp_repo_root}/.."
 cp -a "${repo_root}" "${_tmp_repo_root}/.."
 
 cd "${_tmp_repo_root}"
-export GOPATH="${_tmp_gopath}"
 export PATH="${_tmp_gopath}/bin:${PATH}"
-echo $GOPATH
 ./hack/update-deps.sh
 
 diff=$(diff -Nupr \