Only register qemu-user-static when necessary.

Also, don't re-download qemu-ARCH-static binaries for debian-iptables
This commit is contained in:
Jeff Grafton 2018-08-09 15:57:11 -07:00
parent 92fc7f18a2
commit 0dee9f150b
4 changed files with 6 additions and 27 deletions

View File

@ -51,8 +51,10 @@ endif
mkdir -p ${TEMP_DIR}/cni-bin/bin
tar -xz -C ${TEMP_DIR}/cni-bin/bin -f "cni-tars/${CNI_TARBALL}"
ifneq ($(ARCH),amd64)
# Register /usr/bin/qemu-ARCH-static as the handler for non-x86 binaries in the kernel
docker run --rm --privileged multiarch/qemu-user-static:register --reset
endif
docker build --pull -t $(REGISTRY)/$(IMAGE)-$(ARCH):$(TAG) $(TEMP_DIR)
rm -rf $(TEMP_DIR)

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@ -14,10 +14,6 @@
FROM BASEIMAGE
# If we're building for another architecture than amd64, the CROSS_BUILD_ placeholder is removed so e.g. CROSS_BUILD_COPY turns into COPY
# If we're building normally, for amd64, CROSS_BUILD lines are removed
CROSS_BUILD_COPY qemu-ARCH-static /usr/bin/
RUN clean-install \
conntrack \
ebtables \

View File

@ -19,37 +19,16 @@ IMAGE=debian-iptables
TAG=v10.1
ARCH?=amd64
TEMP_DIR:=$(shell mktemp -d)
QEMUVERSION=v2.9.1
ifeq ($(ARCH),arm)
QEMUARCH=arm
endif
ifeq ($(ARCH),arm64)
QEMUARCH=aarch64
endif
ifeq ($(ARCH),ppc64le)
QEMUARCH=ppc64le
endif
ifeq ($(ARCH),s390x)
QEMUARCH=s390x
endif
BASEIMAGE=k8s.gcr.io/debian-base-$(ARCH):0.3.1
build:
cp ./* $(TEMP_DIR)
cd $(TEMP_DIR) && sed -i "s|BASEIMAGE|$(BASEIMAGE)|g" Dockerfile
cd $(TEMP_DIR) && sed -i "s|ARCH|$(QEMUARCH)|g" Dockerfile
ifeq ($(ARCH),amd64)
# When building "normally" for amd64, remove the whole line, it has no part in the amd64 image
cd $(TEMP_DIR) && sed -i "/CROSS_BUILD_/d" Dockerfile
else
# When cross-building, only the placeholder "CROSS_BUILD_" should be removed
# Register /usr/bin/qemu-ARCH-static as the handler for ARM binaries in the kernel
ifneq ($(ARCH),amd64)
# Register /usr/bin/qemu-ARCH-static as the handler for non-x86 binaries in the kernel
docker run --rm --privileged multiarch/qemu-user-static:register --reset
curl -sSL https://github.com/multiarch/qemu-user-static/releases/download/$(QEMUVERSION)/x86_64_qemu-$(QEMUARCH)-static.tar.gz | tar -xz -C $(TEMP_DIR)
cd $(TEMP_DIR) && sed -i "s/CROSS_BUILD_//g" Dockerfile
endif
docker build --pull -t $(REGISTRY)/$(IMAGE)-$(ARCH):$(TAG) $(TEMP_DIR)

View File

@ -39,8 +39,10 @@ endif
cd ${TEMP_DIR} && sed -i.back "s|BASEIMAGE|${BASEIMAGE}|g" Dockerfile
ifneq ($(ARCH),amd64)
# Register /usr/bin/qemu-ARCH-static as the handler for non-x86 binaries in the kernel
docker run --rm --privileged multiarch/qemu-user-static:register --reset
endif
docker build --pull -t ${REGISTRY}/hyperkube-${ARCH}:${VERSION} ${TEMP_DIR}
rm -rf "${TEMP_DIR}"