diff --git a/docs/examples/customization/custom-errors/custom-default-backend.yaml b/docs/examples/customization/custom-errors/custom-default-backend.yaml index 70096bdbec..4cf5e72e2c 100644 --- a/docs/examples/customization/custom-errors/custom-default-backend.yaml +++ b/docs/examples/customization/custom-errors/custom-default-backend.yaml @@ -36,7 +36,7 @@ spec: spec: containers: - name: nginx-error-server - image: quay.io/kubernetes-ingress-controller/custom-error-pages-amd64:0.3 + image: gcr.io/k8s-staging-ingress-nginx/nginx-errors:0.48.1 ports: - containerPort: 8080 # Setting the environment variable DEBUG we can see the headers sent diff --git a/images/custom-error-pages/Makefile b/images/custom-error-pages/Makefile index d08fa27e10..fa210ef87c 100644 --- a/images/custom-error-pages/Makefile +++ b/images/custom-error-pages/Makefile @@ -1,105 +1,57 @@ -all: all-container - -BUILDTAGS= - -# Use the 0.0 tag for testing, it shouldn't clobber any release builds -TAG?=0.4 -REGISTRY?=quay.io/kubernetes-ingress-controller -GOOS?=linux -DOCKER?=docker -SED_I?=sed -i -GOHOSTOS ?= $(shell go env GOHOSTOS) - -PKG=k8s.io/ingress-nginx/images/custom-error-pages - -ifeq ($(GOHOSTOS),darwin) - SED_I=sed -i '' -endif - -REPO_INFO=$(shell git config --get remote.origin.url) - -ifndef COMMIT - COMMIT := git-$(shell git rev-parse --short HEAD) -endif - -ARCH ?= $(shell go env GOARCH) -GOARCH = ${ARCH} - -BASEIMAGE?=alpine:3.10 - -ALL_ARCH = amd64 arm arm64 - -QEMUVERSION=v4.1.0-1 - -IMGNAME = custom-error-pages -IMAGE = $(REGISTRY)/$(IMGNAME) -MULTI_ARCH_IMG = $(IMAGE)-$(ARCH) - -ifeq ($(ARCH),arm) - QEMUARCH=arm - GOARCH=arm -endif -ifeq ($(ARCH),arm64) - QEMUARCH=aarch64 -endif - -TEMP_DIR := $(shell mktemp -d) - -DOCKERFILE := $(TEMP_DIR)/rootfs/Dockerfile - -sub-container-%: - $(MAKE) ARCH=$* build container - -sub-push-%: - $(MAKE) ARCH=$* push - -all-container: $(addprefix sub-container-,$(ALL_ARCH)) - -all-push: $(addprefix sub-push-,$(ALL_ARCH)) - -container: .container-$(ARCH) -.container-$(ARCH): - cp -r ./* $(TEMP_DIR) - $(SED_I) 's|BASEIMAGE|$(BASEIMAGE)|g' $(DOCKERFILE) - $(SED_I) "s|QEMUARCH|$(QEMUARCH)|g" $(DOCKERFILE) - -ifeq ($(ARCH),amd64) - # When building "normally" for amd64, remove the whole line, it has no part in the amd64 image - $(SED_I) "/CROSS_BUILD_/d" $(DOCKERFILE) +# Copyright 2021 The Kubernetes Authors. +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +# Container image for nginx-errors. + +# set default shell +SHELL=/bin/bash -o pipefail -o errexit + +DIR:=$(strip $(shell dirname $(realpath $(lastword $(MAKEFILE_LIST))))) +INIT_BUILDX=$(DIR)/../../hack/init-buildx.sh + +TAG ?=v$(shell date +%m%d%Y)-$(shell git rev-parse --short HEAD) +REGISTRY ?= local + +IMAGE = $(REGISTRY)/nginx-errors + +# required to enable buildx +export DOCKER_CLI_EXPERIMENTAL=enabled + +# build with buildx +PLATFORMS?=linux/amd64,linux/arm,linux/arm64 +OUTPUT= +PROGRESS=plain + +build: ensure-buildx + docker buildx build \ + --platform=${PLATFORMS} $(OUTPUT) \ + --progress=$(PROGRESS) \ + --pull \ + -t $(IMAGE):$(TAG) rootfs + +# push the cross built image +push: OUTPUT=--push +push: build + +# enable buildx +ensure-buildx: +# this is required for cloudbuild +ifeq ("$(wildcard $(INIT_BUILDX))","") + @curl -sSL https://raw.githubusercontent.com/kubernetes/ingress-nginx/main/hack/init-buildx.sh | bash 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 - # $(DOCKER) run --rm --privileged multiarch/qemu-user-static:register --reset - curl -sSL https://github.com/multiarch/qemu-user-static/releases/download/$(QEMUVERSION)/x86_64_qemu-$(QEMUARCH)-static.tar.gz | tar -xz -C $(TEMP_DIR)/rootfs - $(SED_I) "s/CROSS_BUILD_//g" $(DOCKERFILE) + @exec $(INIT_BUILDX) endif + @echo "done" - $(DOCKER) build -t $(MULTI_ARCH_IMG):$(TAG) $(TEMP_DIR)/rootfs - -ifeq ($(ARCH), amd64) - # This is for to maintain the backward compatibility - $(DOCKER) tag $(MULTI_ARCH_IMG):$(TAG) $(IMAGE):$(TAG) -endif - -push: .push-$(ARCH) -.push-$(ARCH): - $(DOCKER) push $(MULTI_ARCH_IMG):$(TAG) -ifeq ($(ARCH), amd64) - $(DOCKER) push $(IMAGE):$(TAG) -endif - -clean: - $(DOCKER) rmi -f $(MULTI_ARCH_IMG):$(TAG) || true - -build: clean - CGO_ENABLED=0 GOOS=${GOOS} GOARCH=${GOARCH} go build -a -installsuffix cgo \ - -ldflags "-s -w" \ - -o ${TEMP_DIR}/rootfs/custom-error-pages ${PKG}/... - -release: all-container all-push - echo "done" - -.PHONY: register-qemu -register-qemu: - # Register /usr/bin/qemu-ARCH-static as the handler for binaries in multiple platforms - $(DOCKER) run --rm --privileged multiarch/qemu-user-static:register --reset +.PHONY: build push ensure-buildx diff --git a/images/custom-error-pages/cloudbuild.yml b/images/custom-error-pages/cloudbuild.yml new file mode 100644 index 0000000000..d80d2aeaf9 --- /dev/null +++ b/images/custom-error-pages/cloudbuild.yml @@ -0,0 +1,22 @@ +timeout: 600s +options: + substitution_option: ALLOW_LOOSE +steps: + - name: gcr.io/k8s-testimages/gcb-docker-gcloud:v20201130-750d12f + entrypoint: bash + env: + - DOCKER_CLI_EXPERIMENTAL=enabled + - TAG=$_GIT_TAG + - BASE_REF=$_PULL_BASE_REF + - REGISTRY=gcr.io/k8s-staging-ingress-nginx + # default cloudbuild has HOME=/builder/home and docker buildx is in /root/.docker/cli-plugins/docker-buildx + # set the home to /root explicitly to if using docker buildx + - HOME=/root + args: + - -c + - | + gcloud auth configure-docker \ + && make push +substitutions: + _GIT_TAG: "12345" + _PULL_BASE_REF: "master" diff --git a/images/custom-error-pages/rootfs/Dockerfile b/images/custom-error-pages/rootfs/Dockerfile index aaf60efb1b..fc09e92d13 100755 --- a/images/custom-error-pages/rootfs/Dockerfile +++ b/images/custom-error-pages/rootfs/Dockerfile @@ -1,4 +1,4 @@ -# Copyright 2017 The Kubernetes Authors. All rights reserved. +# Copyright 2021 The Kubernetes Authors. All rights reserved. # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. @@ -12,10 +12,23 @@ # See the License for the specific language governing permissions and # limitations under the License. -FROM BASEIMAGE +FROM golang:1.17-alpine as builder +RUN apk add git -CROSS_BUILD_COPY qemu-QEMUARCH-static /usr/bin/ +WORKDIR /go/src/k8s.io/ingress-nginx/images/custom-error-pages -COPY . / +COPY . . -CMD ["/custom-error-pages"] +RUN go get . && \ + CGO_ENABLED=0 go build -a -installsuffix cgo \ + -ldflags "-s -w" \ + -o nginx-errors . + +# Use distroless as minimal base image to package the binary +# Refer to https://github.com/GoogleContainerTools/distroless for more details +FROM gcr.io/distroless/static:nonroot + +COPY --from=builder /go/src/k8s.io/ingress-nginx/images/custom-error-pages/nginx-errors / +USER nonroot:nonroot + +CMD ["/nginx-errors"] diff --git a/images/custom-error-pages/rootfs/go.mod b/images/custom-error-pages/rootfs/go.mod new file mode 100644 index 0000000000..3040c5791d --- /dev/null +++ b/images/custom-error-pages/rootfs/go.mod @@ -0,0 +1,17 @@ +module k8s.io/ingress-nginx/custom-error-pages + +go 1.17 + +require github.com/prometheus/client_golang v1.11.0 + +require ( + github.com/beorn7/perks v1.0.1 // indirect + github.com/cespare/xxhash/v2 v2.1.1 // indirect + github.com/golang/protobuf v1.4.3 // indirect + github.com/matttproud/golang_protobuf_extensions v1.0.1 // indirect + github.com/prometheus/client_model v0.2.0 // indirect + github.com/prometheus/common v0.26.0 // indirect + github.com/prometheus/procfs v0.6.0 // indirect + golang.org/x/sys v0.0.0-20210603081109-ebe580a85c40 // indirect + google.golang.org/protobuf v1.26.0-rc.1 // indirect +) diff --git a/images/custom-error-pages/rootfs/go.sum b/images/custom-error-pages/rootfs/go.sum new file mode 100644 index 0000000000..6a42e5c54c --- /dev/null +++ b/images/custom-error-pages/rootfs/go.sum @@ 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b/images/custom-error-pages/rootfs/main.go similarity index 100% rename from images/custom-error-pages/main.go rename to images/custom-error-pages/rootfs/main.go diff --git a/images/custom-error-pages/metrics.go b/images/custom-error-pages/rootfs/metrics.go similarity index 100% rename from images/custom-error-pages/metrics.go rename to images/custom-error-pages/rootfs/metrics.go