Proposal for client-server container runtime

hack/update-generated-runtime-dockerized.sh

+#!/bin/bash
+
+# Copyright 2016 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.
+
+set -o errexit
+set -o nounset
+set -o pipefail
+
+KUBE_ROOT=$(dirname "${BASH_SOURCE}")/..
+KUBE_REMOTE_RUNTIME_ROOT="${KUBE_ROOT}/pkg/kubelet/api/v1alpha1/runtime"
+source "${KUBE_ROOT}/hack/lib/init.sh"
+
+kube::golang::setup_env
+
+hack/build-go.sh cmd/libs/go2idl/go-to-protobuf/protoc-gen-gogo
+
+if [[ -z "$(which protoc)" || "$(protoc --version)" != "libprotoc 3.0."* ]]; then
+  echo "Generating protobuf requires protoc 3.0.0-beta1 or newer. Please download and"
+  echo "install the platform appropriate Protobuf package for your OS: "
+  echo
+  echo "  https://github.com/google/protobuf/releases"
+  echo
+  echo "WARNING: Protobuf changes are not being validated"
+  exit 1
+fi
+
+function cleanup {
+	rm -f ${KUBE_REMOTE_RUNTIME_ROOT}/api.pb.go.bak
+}
+
+trap cleanup EXIT
+
+gogopath=$(dirname $(kube::util::find-binary "protoc-gen-gogo"))
+export PATH=$gogopath:$PATH
+protoc -I${KUBE_REMOTE_RUNTIME_ROOT} --gogo_out=plugins=grpc:${KUBE_REMOTE_RUNTIME_ROOT} ${KUBE_REMOTE_RUNTIME_ROOT}/api.proto
+echo "$(cat hack/boilerplate/boilerplate.go.txt ${KUBE_REMOTE_RUNTIME_ROOT}/api.pb.go)" > ${KUBE_REMOTE_RUNTIME_ROOT}/api.pb.go
+sed -i".bak" "s/Copyright YEAR/Copyright $(date '+%Y')/g" ${KUBE_REMOTE_RUNTIME_ROOT}/api.pb.go
+

hack/update-generated-runtime.sh

+#!/bin/bash
+
+# Copyright 2016 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.
+
+set -o errexit
+set -o nounset
+set -o pipefail
+
+KUBE_ROOT=$(dirname "${BASH_SOURCE}")/..
+source "${KUBE_ROOT}/build/common.sh"
+
+kube::golang::setup_env
+
+function prereqs() {
+  kube::log::status "Verifying Prerequisites...."
+  kube::build::ensure_docker_in_path || return 1
+  if kube::build::is_osx; then
+      kube::build::docker_available_on_osx || return 1
+  fi
+  kube::build::ensure_docker_daemon_connectivity || return 1
+
+  KUBE_ROOT_HASH=$(kube::build::short_hash "${HOSTNAME:-}:${REPO_DIR:-${KUBE_ROOT}}/go-to-protobuf")
+  KUBE_BUILD_IMAGE_TAG="build-${KUBE_ROOT_HASH}"
+  KUBE_BUILD_IMAGE="${KUBE_BUILD_IMAGE_REPO}:${KUBE_BUILD_IMAGE_TAG}"
+  KUBE_BUILD_CONTAINER_NAME="kube-build-${KUBE_ROOT_HASH}"
+  KUBE_BUILD_DATA_CONTAINER_NAME="kube-build-data-${KUBE_ROOT_HASH}"
+  DOCKER_MOUNT_ARGS=(
+    --volume "${REPO_DIR:-${KUBE_ROOT}}/cluster:/go/src/${KUBE_GO_PACKAGE}/cluster"
+    --volume "${REPO_DIR:-${KUBE_ROOT}}/cmd:/go/src/${KUBE_GO_PACKAGE}/cmd"
+    --volume "${REPO_DIR:-${KUBE_ROOT}}/vendor:/go/src/${KUBE_GO_PACKAGE}/vendor"
+    --volume "${REPO_DIR:-${KUBE_ROOT}}/hack:/go/src/${KUBE_GO_PACKAGE}/hack"
+    --volume "${REPO_DIR:-${KUBE_ROOT}}/pkg:/go/src/${KUBE_GO_PACKAGE}/pkg"
+    --volume "${REPO_DIR:-${KUBE_ROOT}}/federation:/go/src/${KUBE_GO_PACKAGE}/federation"
+    --volume "${REPO_DIR:-${KUBE_ROOT}}/third_party:/go/src/${KUBE_GO_PACKAGE}/third_party"
+    --volume /etc/localtime:/etc/localtime:ro
+    --volumes-from "${KUBE_BUILD_DATA_CONTAINER_NAME}"
+  )
+  LOCAL_OUTPUT_BUILD_CONTEXT="${LOCAL_OUTPUT_IMAGE_STAGING}/${KUBE_BUILD_IMAGE}"
+}
+
+prereqs
+mkdir -p "${LOCAL_OUTPUT_BUILD_CONTEXT}"
+cp "${KUBE_ROOT}/cmd/libs/go2idl/go-to-protobuf/build-image/Dockerfile" "${LOCAL_OUTPUT_BUILD_CONTEXT}/Dockerfile"
+kube::build::update_dockerfile
+kube::build::docker_build "${KUBE_BUILD_IMAGE}" "${LOCAL_OUTPUT_BUILD_CONTEXT}" 'false'
+kube::build::run_build_command hack/update-generated-runtime-dockerized.sh "$@"
+

hack/verify-flags/exceptions.txt

@@ -79,6 +79,10 @@ hack/test-update-storage-objects.sh:  local storage_media_type=${2:-""}
 hack/test-update-storage-objects.sh:  local storage_versions=${1:-""}
 hack/test-update-storage-objects.sh:  source_file=${test_data[0]}
 hack/test-update-storage-objects.sh:# source_file,resource,namespace,name,old_version,new_version
+pkg/kubelet/api/v1alpha1/runtime/api.pb.go:	ContainerPort *int32 `protobuf:"varint,3,opt,name=container_port" json:"container_port,omitempty"`
+pkg/kubelet/api/v1alpha1/runtime/api.pb.go:	OomScoreAdj      *int64 `protobuf:"varint,5,opt,name=oom_score_adj" json:"oom_score_adj,omitempty"`
+pkg/kubelet/api/v1alpha1/runtime/api.proto:    optional int32 container_port = 3;
+pkg/kubelet/api/v1alpha1/runtime/api.proto:    optional int64 oom_score_adj = 5;
 pkg/kubelet/network/hairpin/hairpin.go:	hairpinModeRelativePath = "hairpin_mode"
 pkg/kubelet/qos/policy_test.go:			t.Errorf("oom_score_adj should be between %d and %d, but was %d", test.lowOOMScoreAdj, test.highOOMScoreAdj, oomScoreAdj)
 pkg/kubelet/qos/policy_test.go:	highOOMScoreAdj int // The min oom_score_adj score the container should be assigned.

hack/verify-generated-runtime.sh

+#!/bin/bash
+
+# Copyright 2016 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.
+
+set -o errexit
+set -o nounset
+set -o pipefail
+
+KUBE_ROOT=$(dirname "${BASH_SOURCE}")/..
+KUBE_REMOTE_RUNTIME_ROOT="${KUBE_ROOT}/pkg/kubelet/api/v1alpha1/runtime"
+source "${KUBE_ROOT}/hack/lib/init.sh"
+
+kube::golang::setup_env
+
+function cleanup {
+	rm -rf ${KUBE_REMOTE_RUNTIME_ROOT}/_tmp/
+}
+
+trap cleanup EXIT
+
+mkdir -p ${KUBE_REMOTE_RUNTIME_ROOT}/_tmp
+cp ${KUBE_REMOTE_RUNTIME_ROOT}/api.pb.go ${KUBE_REMOTE_RUNTIME_ROOT}/_tmp/
+
+ret=0
+hack/update-generated-runtime.sh
+diff -I "gzipped FileDescriptorProto" -I "0x" -Naupr ${KUBE_REMOTE_RUNTIME_ROOT}/_tmp/api.pb.go ${KUBE_REMOTE_RUNTIME_ROOT}/api.pb.go || ret=$?
+if [[ $ret -eq 0 ]]; then
+    echo "Generated container runtime api is up to date."
+else
+    echo "Generated container runtime api is out of date. Please run hack/update-generated-runtime.sh"
+    exit 1
+fi