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Makefile.defs
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Makefile.defs
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# Copyright 2017-2020 Authors of Cilium
# SPDX-License-Identifier: Apache-2.0
SHELL := /bin/bash
.SHELLFLAGS := -eu -o pipefail -c
# define a function replacing spaces with commas in a list
empty :=
space := $(empty) $(empty)
comma := ,
join-with-comma = $(subst $(space),$(comma),$(strip $1))
ROOT_DIR := $(shell dirname $(realpath $(lastword $(MAKEFILE_LIST))))
RELATIVE_DIR := $(shell echo $(realpath .) | sed "s;$(ROOT_DIR)[/]*;;")
include $(ROOT_DIR)/Makefile.quiet
PREFIX?=/usr
BINDIR?=$(PREFIX)/bin
CNIBINDIR?=/opt/cni/bin
CNICONFDIR?=/etc/cni/net.d
LIBDIR?=$(PREFIX)/lib
LOCALSTATEDIR?=/var
RUNDIR?=/var/run
CONFDIR?=/etc
INSTALL = install
CONTAINER_ENGINE?=docker
# Set DOCKER_DEV_ACCOUNT with "cilium" by default
ifeq ($(DOCKER_DEV_ACCOUNT),)
DOCKER_DEV_ACCOUNT="cilium"
endif
# Set DOCKER_IMAGE_TAG with "latest" by default
ifeq ($(DOCKER_IMAGE_TAG),)
DOCKER_IMAGE_TAG="latest"
endif
ifeq ($(shell uname -m),aarch64)
ETCD_IMAGE=quay.io/coreos/etcd:v3.3.20-arm64
else
ETCD_IMAGE=quay.io/coreos/etcd:v3.3.20
endif
CONSUL_IMAGE=consul:1.7.2
GO ?= go
# go build/test/clean flags
# these are declared here so they are treated explicitly
# as non-immediate variables
GO_BUILD_FLAGS =
GO_TEST_FLAGS =
GO_CLEAN_FLAGS =
GO_BUILD_LDFLAGS =
# go build/test -tags values
GO_TAGS_FLAGS = osusergo
# This is declared here as it is needed to change the covermode depending on if
# RACE is specified.
GOTEST_COVER_OPTS =
VERSION = $(shell cat $(dir $(lastword $(MAKEFILE_LIST)))/VERSION)
VERSION_MAJOR = $(shell cat $(dir $(lastword $(MAKEFILE_LIST)))/VERSION | cut -d. -f1)
# Use git only if in a Git repo
ifneq ($(wildcard $(dir $(lastword $(MAKEFILE_LIST)))/.git),)
GIT_VERSION = $(shell git show -s --format='format:%h %aI')
else
GIT_VERSION = $(shell cat $(ROOT_DIR)/GIT_VERSION)
endif
FULL_BUILD_VERSION = $(VERSION) $(GIT_VERSION)
GO_BUILD_LDFLAGS += -X "github.com/cilium/cilium/pkg/version.ciliumVersion=$(FULL_BUILD_VERSION)"
ifeq ($(NOSTRIP),)
# Note: these options will not remove annotations needed for stack
# traces, so panic backtraces will still be readable.
#
# -w: Omit the DWARF symbol table.
# -s: Omit the symbol table and debug information.
GO_BUILD_LDFLAGS += -s -w
endif
CILIUM_ENVOY_REF=$(shell grep -o "FROM .*cilium/cilium-envoy.*:[^ ]*" $(ROOT_DIR)/Dockerfile | cut -d ' ' -f 2)
CILIUM_ENVOY_SHA=$(shell echo $(subst @,:,$(CILIUM_ENVOY_REF)) | cut -d : -f 2)
GO_BUILD_LDFLAGS += -X "github.com/cilium/cilium/pkg/envoy.RequiredEnvoyVersionSHA=$(CILIUM_ENVOY_SHA)"
# Use git only if in a Git repo, otherwise find the files from the file system
BPF_SRCFILES_IGNORE = bpf/.gitignore
ifneq ($(wildcard $(dir $(lastword $(MAKEFILE_LIST)))/.git),)
BPF_SRCFILES := $(shell git ls-files $(ROOT_DIR)/bpf/ | LC_ALL=C sort | tr "\n" ' ')
else
# this line has to be in-sync with bpf/.gitignore, please note usage of make patterns like `%.i`
BPF_SRCFILES_IGNORE += bpf/cilium-map-migrate bpf/cilium-probe-kernel-hz bpf/%.i bpf/%.s bpf/.rebuild_all
BPF_SRCFILES := $(shell find $(ROOT_DIR)/bpf/ -type f | LC_ALL=C sort | tr "\n" ' ')
endif
# ROOT_DIR can be either `../` or absolute path, each of these need to be stripped
BPF_SRCFILES := $(filter-out $(BPF_SRCFILES_IGNORE),$(subst ../,,$(subst $(ROOT_DIR)/,,$(BPF_SRCFILES))))
CILIUM_DATAPATH_SHA256=$(shell cd $(ROOT_DIR); cat $(BPF_SRCFILES) | sha256sum | awk '{print $$1}')
GO_BUILD_LDFLAGS += -X "github.com/cilium/cilium/pkg/datapath/loader.DatapathSHA256=$(CILIUM_DATAPATH_SHA256)"
# Set -mod=vendor if running >= go 1.13 or if GO111MODULE is set.
# A go build is being executed with go modules if:
# * The go command is invoked with GO111MODULE=on environment variable set.
# * The go command is invoked in a directory outside of the $GOPATH/src tree
# and the environment variable GO111MODULE unset (or explicitly set to 'auto').
ifeq ($(GO111MODULE),on)
GO_BUILD_FLAGS += -mod=vendor
GO_TEST_FLAGS += -mod=vendor
GO_CLEAN_FLAGS += -mod=vendor
else
GO_MAJOR_VERSION_GE_1 := $(shell expr `$(GO) version | grep -E 'go[0-9]+' -o | sed 's/go//g'` \>= 1)
ifeq ($(GO_MAJOR_VERSION_GE_1),1)
GO_MINOR_VERSION_GE_13 := $(shell expr `$(GO) version | grep -E 'go[^ ]+' -o | sed 's/go1.//g'` \>= 13)
ifeq ($(GO_MINOR_VERSION_GE_13),1)
GO_BUILD_FLAGS += -mod=vendor
GO_TEST_FLAGS += -mod=vendor
GO_CLEAN_FLAGS += -mod=vendor
endif
endif
endif
GO_BUILD = CGO_ENABLED=0 $(GO) build
GO_BUILD_WITH_CGO = CGO_ENABLED=1 $(GO) build
ifneq ($(RACE),)
GO_BUILD_FLAGS += -race
GO_TEST_FLAGS += -race
GOTEST_COVER_OPTS += -covermode=atomic
# GO_BUILD becomes GO_BUILD_WITH_CGO as `-race` requires CGO
GO_BUILD = $(GO_BUILD_WITH_CGO)
ifeq ($(LOCKDEBUG),)
LOCKDEBUG=1
endif
else
GOTEST_COVER_OPTS += -covermode=count
endif
ifneq ($(LOCKDEBUG),)
GO_TAGS_FLAGS += lockdebug
endif
GO_BUILD_FLAGS += -ldflags '$(GO_BUILD_LDFLAGS) $(EXTRA_GO_BUILD_LDFLAGS)' -tags=$(call join-with-comma,$(GO_TAGS_FLAGS)) $(EXTRA_GO_BUILD_FLAGS)
GO_TEST_FLAGS += -tags=$(call join-with-comma,$(GO_TAGS_FLAGS))
ifeq ($(NOOPT),1)
GO_BUILD_FLAGS += -gcflags="all=-N -l"
endif
GO_BUILD += $(GO_BUILD_FLAGS)
GO_BUILD_WITH_CGO += $(GO_BUILD_FLAGS)
GO_TEST = $(GO) test $(GO_TEST_FLAGS)
GO_CLEAN = $(GO) clean $(GO_CLEAN_FLAGS)
# TODO: remove `GO111MODULE=off` once Go 1.13 is deprecated by Go maintainers
GO_VET = GO111MODULE=off $(GO) vet
GO_LIST = GO111MODULE=off $(GO) list
ifeq ($(BASE_IMAGE),)
BASE_IMAGE=scratch
endif