Merge pull request #21520 from mikedanese/fastbuild

Auto commit by PR queue bot

Makefile

@@ -150,6 +150,6 @@ release:
 # Example:
 #   make release-skip-tests
 release-skip-tests quick-release:
-	KUBE_RELEASE_RUN_TESTS=n build/release.sh
+	KUBE_RELEASE_RUN_TESTS=n KUBE_FASTBUILD=true build/release.sh
 .PHONY: release-skip-tests quick-release
 

build/common.sh

@@ -580,6 +580,11 @@ function kube::build::run_build_command() {
     docker_run_opts+=(-e "KUBERNETES_CONTRIB=${KUBERNETES_CONTRIB}")
   fi
 
+  docker_run_opts+=(
+    --env "KUBE_FASTBUILD=${KUBE_FASTBUILD:-false}"
+    --env "KUBE_BUILDER_OS=${OSTYPE:-notdetected}"
+  )
+
   # If we have stdin we can run interactive.  This allows things like 'shell.sh'
   # to work.  However, if we run this way and don't have stdin, then it ends up
   # running in a daemon-ish mode.  So if we don't have a stdin, we explicitly

hack/lib/golang.sh

@@ -47,19 +47,25 @@ kube::golang::server_targets() {
 readonly KUBE_SERVER_TARGETS=($(kube::golang::server_targets))
 readonly KUBE_SERVER_BINARIES=("${KUBE_SERVER_TARGETS[@]##*/}")
 
+if [[ "${KUBE_FASTBUILD:-}" == "true" ]]; then
+  readonly KUBE_SERVER_PLATFORMS=(linux/amd64)
+  readonly KUBE_TEST_PLATFORMS=(linux/amd64)
+  if [[ "${KUBE_BUILDER_OS:-}" == "darwin"* ]]; then
+    readonly KUBE_CLIENT_PLATFORMS=(
+      darwin/amd64
+      linux/amd64
+    )
+  else
+    readonly KUBE_CLIENT_PLATFORMS=(linux/amd64)
+  fi
+else
+
   # The server platform we are building on.
   readonly KUBE_SERVER_PLATFORMS=(
     linux/amd64
     linux/arm
   )
 
-# The set of client targets that we are building for all platforms
-readonly KUBE_CLIENT_TARGETS=(
-  cmd/kubectl
-)
-readonly KUBE_CLIENT_BINARIES=("${KUBE_CLIENT_TARGETS[@]##*/}")
-readonly KUBE_CLIENT_BINARIES_WIN=("${KUBE_CLIENT_BINARIES[@]/%/.exe}")
-
   # If we update this we should also update the set of golang compilers we build
   # in 'build/build-image/cross/Dockerfile'. However, it's only a bit faster since go 1.5, not mandatory
   readonly KUBE_CLIENT_PLATFORMS=(
@@ -72,6 +78,22 @@ readonly KUBE_CLIENT_PLATFORMS=(
     windows/386
   )
 
+  # Which platforms we should compile test targets for. Not all client platforms need these tests
+  readonly KUBE_TEST_PLATFORMS=(
+    linux/amd64
+    darwin/amd64
+    windows/amd64
+    linux/arm
+  )
+fi
+
+# The set of client targets that we are building for all platforms
+readonly KUBE_CLIENT_TARGETS=(
+  cmd/kubectl
+)
+readonly KUBE_CLIENT_BINARIES=("${KUBE_CLIENT_TARGETS[@]##*/}")
+readonly KUBE_CLIENT_BINARIES_WIN=("${KUBE_CLIENT_BINARIES[@]/%/.exe}")
+
 # The set of test targets that we are building for all platforms
 kube::golang::test_targets() {
   local targets=(
@@ -109,14 +131,6 @@ readonly KUBE_TEST_PORTABLE=(
   hack/lib
 )
 
-# Which platforms we should compile test targets for. Not all client platforms need these tests
-readonly KUBE_TEST_PLATFORMS=(
-  linux/amd64
-  darwin/amd64
-  windows/amd64
-  linux/arm
-)
-
 # Gigabytes desired for parallel platform builds. 11 is fairly
 # arbitrary, but is a reasonable splitting point for 2015
 # laptops-versus-not.