SHELL = bash
GOTOOLS = \
	github.com/elazarl/go-bindata-assetfs/... \
	github.com/hashicorp/go-bindata/... \
	github.com/magiconair/vendorfmt/cmd/vendorfmt \
	github.com/mitchellh/gox \
	golang.org/x/tools/cmd/cover \
	golang.org/x/tools/cmd/stringer \
	github.com/axw/gocov/gocov \
	gopkg.in/matm/v1/gocov-html

GOTAGS ?=
GOFILES ?= $(shell go list ./... | grep -v /vendor/)
ifeq ($(origin GOTEST_PKGS_EXCLUDE), undefined)
GOTEST_PKGS ?= "./..."
else
GOTEST_PKGS=$(shell go list ./... | sed 's/github.com\/hashicorp\/consul/./' | egrep -v "^($(GOTEST_PKGS_EXCLUDE))$$")
endif
GOOS=$(shell go env GOOS)
GOARCH=$(shell go env GOARCH)
GOPATH=$(shell go env GOPATH)

# Get the git commit
GIT_COMMIT=$(shell git rev-parse --short HEAD)
GIT_DIRTY=$(shell test -n "`git status --porcelain`" && echo "+CHANGES" || true)
GIT_DESCRIBE=$(shell git describe --tags --always)
GIT_IMPORT=github.com/hashicorp/consul/version
GOLDFLAGS=-X $(GIT_IMPORT).GitCommit=$(GIT_COMMIT)$(GIT_DIRTY) -X $(GIT_IMPORT).GitDescribe=$(GIT_DESCRIBE)

export GOLDFLAGS

# all builds binaries for all targets
all: bin

bin: tools
	@mkdir -p bin/
	@GOTAGS='$(GOTAGS)' sh -c "'$(CURDIR)/scripts/build.sh'"

# dev creates binaries for testing locally - these are put into ./bin and $GOPATH
dev: changelogfmt vendorfmt dev-build

dev-build:
	@echo "--> TEMPORARY HACK: installing hashstructure to make CI pass until we vendor it upstream"
	go get github.com/mitchellh/hashstructure
	@echo "--> Building consul"
	mkdir -p pkg/$(GOOS)_$(GOARCH)/ bin/
	go install -ldflags '$(GOLDFLAGS)' -tags '$(GOTAGS)'
	cp $(GOPATH)/bin/consul bin/
	cp $(GOPATH)/bin/consul pkg/$(GOOS)_$(GOARCH)

vendorfmt:
	@echo "--> Formatting vendor/vendor.json"
	test -x $(GOPATH)/bin/vendorfmt || go get -u github.com/magiconair/vendorfmt/cmd/vendorfmt
	vendorfmt

changelogfmt:
	@echo "--> Making [GH-xxxx] references clickable..."
	@sed -E 's|([^\[])\[GH-([0-9]+)\]|\1[[GH-\2](https://github.com/hashicorp/consul/issues/\2)]|g' CHANGELOG.md > changelog.tmp && mv changelog.tmp CHANGELOG.md

# linux builds a linux package independent of the source platform
linux:
	mkdir -p pkg/linux_amd64/
	GOOS=linux GOARCH=amd64 go build -ldflags '$(GOLDFLAGS)' -tags '$(GOTAGS)' -o pkg/linux_amd64/consul

# dist builds binaries for all platforms and packages them for distribution
dist:
	@GOTAGS='$(GOTAGS)' sh -c "'$(CURDIR)/scripts/dist.sh'"

cov:
	gocov test $(GOFILES) | gocov-html > /tmp/coverage.html
	open /tmp/coverage.html

test: other-consul dev-build vet
	@echo "--> Running go test"
	@rm -f test.log exit-code
	go test -tags '$(GOTAGS)' -i $(GOTEST_PKGS)
	@# Dump verbose output to test.log so we can surface test names on failure but
	@# hide it from travis as it exceeds their log limits and causes job to be
	@# terminated (over 4MB and over 10k lines in the UI). We need to output
	@# _something_ to stop them terminating us due to inactivity...
	{ go test $(GOTEST_FLAGS) -tags '$(GOTAGS)' -timeout 5m $(GOTEST_PKGS) 2>&1 ; echo $$? > exit-code ; } | tee test.log | egrep '^(ok|FAIL)\s*github.com/hashicorp/consul'
	@echo "Exit code: $$(cat exit-code)" >> test.log
	@# This prints all the race report between ====== lines
	@awk '/^WARNING: DATA RACE/ {do_print=1; print "=================="} do_print==1 {print} /^={10,}/ {do_print=0}' test.log || true
	@grep -A10 'panic: ' test.log || true
	@# Prints all the failure output until the next non-indented line - testify
	@# helpers often output multiple lines for readability but useless if we can't
	@# see them. Un-intuitive order of matches is necessary. No || true because
	@# awk always returns true even if there is no match and it breaks non-bash
	@# shells locally.
	@awk '/^[^[:space:]]/ {do_print=0} /--- SKIP/ {do_print=1} do_print==1 {print}' test.log
	@awk '/^[^[:space:]]/ {do_print=0} /--- FAIL/ {do_print=1} do_print==1 {print}' test.log
	@grep '^FAIL' test.log || true
	@if [ "$$(cat exit-code)" == "0" ] ; then echo "PASS" ; exit 0 ; else exit 1 ; fi

test-race:
	$(MAKE) GOTEST_FLAGS=-race

other-consul:
	@echo "--> Checking for other consul instances"
	@if ps -ef | grep 'consul agent' | grep -v grep ; then \
		echo "Found other running consul agents. This may affect your tests." ; \
		exit 1 ; \
	fi

cover:
	go test $(GOFILES) --cover

format:
	@echo "--> Running go fmt"
	@go fmt $(GOFILES)

vet:
	@echo "--> Running go vet"
	@go vet -tags '$(GOTAGS)' $(GOFILES); if [ $$? -eq 1 ]; then \
		echo ""; \
		echo "Vet found suspicious constructs. Please check the reported constructs"; \
		echo "and fix them if necessary before submitting the code for review."; \
		exit 1; \
	fi

# Build the static web ui and build static assets inside a Docker container, the
# same way a release build works. This implicitly does a "make static-assets" at
# the end.
ui:
	@sh -c "'$(CURDIR)/scripts/ui.sh'"

# If you've run "make ui" manually then this will get called for you. This is
# also run as part of the release build script when it verifies that there are no
# changes to the UI assets that aren't checked in.
static-assets:
	@go-bindata-assetfs -pkg agent -prefix pkg -o agent/bindata_assetfs.go ./pkg/web_ui/...
	$(MAKE) format

tools:
	go get -u -v $(GOTOOLS)

.PHONY: all ci bin dev dist cov test cover format vet ui static-assets tools vendorfmt