#!/usr/bin/make -f

export DH_GOLANG_INSTALL_ALL := 1
export DH_GOLANG_EXCLUDES := hub\d+ data\d+

# Make sure ancillary rules don't generate errors, since the following
# variable is only set while building:
ifneq (,$(SOURCE_DATE_EPOCH))
	now := @$(SOURCE_DATE_EPOCH)
else
	now := now
endif

# Upstream's Makefile would take care of this, but we're building via
# dh_auto_build in golang mode, instead of using make:
export BUILD_VERSION   := v$(shell dpkg-parsechangelog -SVersion)
export BUILD_TAG       := debian
export BUILD_CODENAME  := $(shell perl -ne 'print $$1 if /^BUILD_CODENAME="(.+)"$$/' platform/unix_common.mk)
export BUILD_TIMESTAMP := $(shell TZ=Etc/UTC date +'%F_%T' -d $(now))
export set_cwversion   := -X github.com/crowdsecurity/crowdsec/pkg/cwversion
export LD_FLAGS        := -ldflags '-s -w             \
	$(set_cwversion).Version=$(BUILD_VERSION)     \
	$(set_cwversion).Tag=$(BUILD_TAG)             \
	$(set_cwversion).Codename=$(BUILD_CODENAME)   \
	$(set_cwversion).BuildDate=$(BUILD_TIMESTAMP) \
'

# Use 1 for a new upstream release, and bump it when an update of the
# hub files is desired while the upstream version doesn't change. See
# below for the generate_hub_tarball target:
export DATA_ID    := 1
export HUB_ID     := 1
export HUB_BRANCH := origin/v1.4.6
export HUB_DIR    := ../hub
export U_VERSION  := $(shell dpkg-parsechangelog -SVersion|sed 's/-.*//')

%:
	dh $@ --builddirectory=_build --buildsystem=golang --with=golang

override_dh_auto_build:
	dh_auto_build -- $(LD_FLAGS)

override_dh_install-arch:
	dh_install -a
	# Switch from Golang naming to upstream-desired naming:
	mv debian/crowdsec/usr/bin/crowdsec-cli \
		debian/crowdsec/usr/bin/cscli
	# Adjust the hub branch according to the upstream version:
	sed "s/\(.*hub_branch:\) master/\1 v$(U_VERSION)/" -i debian/crowdsec/etc/crowdsec/config.yaml
	# Drop unit tests from the hub:
	find debian/crowdsec/usr/share/crowdsec/hub -depth -name '.tests' -exec rm -rf '{}' ';'

# #1031328 (upstream #2125):
override_dh_install-indep: IDIR=debian/golang-github-crowdsecurity-crowdsec-dev/usr/share/gocode/src/github.com/crowdsecurity/crowdsec/pkg/cwhub
override_dh_install-indep:
	dh_install -i
	rm -f $(IDIR)/hubdir/.index.json
	rm -f $(IDIR)/hubdir/collections/crowdsecurity/test_collection.yaml
	rm -f $(IDIR)/hubdir/scenarios/crowdsecurity/barfoo_scenario.yaml
	rm -f $(IDIR)/hubdir/scenarios/crowdsecurity/foobar_scenario.yaml
	rm -f $(IDIR)/hubdir/collections/crowdsecurity/test_collection.yaml
	rm -f $(IDIR)/hubdir/scenarios/crowdsecurity/barfoo_scenario.yaml
	rm -f $(IDIR)/install/collections/test_collection.yaml
	rm -f $(IDIR)/install/scenarios/barfoo_scenario.yaml


### Maintainer targets:

generate_hub_tarball:
	cd $(HUB_DIR) && git archive --prefix hub$(HUB_ID)/ $(HUB_BRANCH) | gzip -9 > ../crowdsec_$(U_VERSION).orig-hub$(HUB_ID).tar.gz \
	&& echo "Generated hub tarball from branch $(HUB_BRANCH), at commit `git show $(HUB_BRANCH) | awk '/^commit / {print $$2; quit}' | cut -b -10`"

extract_hub_tarball:
	tar xf ../crowdsec_$(U_VERSION).orig-hub$(HUB_ID).tar.gz

extract_data_tarball:
	tar xf ../crowdsec_$(U_VERSION).orig-data$(HUB_ID).tar.gz