#!/usr/bin/make -f
# -*- makefile -*-

# Uncomment this to turn on verbose mode.
#export DH_VERBOSE=1
ifndef THREADS_COUNT
    THREADS_COUNT=`nproc || grep -c ^processor /proc/cpuinfo`
endif

BUILD_TARGETS=clickhouse $(DAEMONS)

DEB_GCC_VERSION ?= -6

DEB_BUILD_GNU_TYPE := $(shell dpkg-architecture -qDEB_BUILD_GNU_TYPE)
DEB_HOST_GNU_TYPE  := $(shell dpkg-architecture -qDEB_HOST_GNU_TYPE)
ifeq ($(DEB_BUILD_GNU_TYPE),$(DEB_HOST_GNU_TYPE))
CC := gcc$(DEB_GCC_VERSION)
CXX := g++$(DEB_GCC_VERSION)
else
CC := $(DEB_HOST_GNU_TYPE)-gcc$(DEB_GCC_VERSION)
CXX := $(DEB_HOST_GNU_TYPE)-g++$(DEB_GCC_VERSION)
endif

CMAKE_FLAGS ?= -DCMAKE_CXX_COMPILER=`which $(CXX)` -DCMAKE_C_COMPILER=`which $(CC)`

ifdef CMAKE_BUILD_TYPE
	CMAKE_FLAGS += -DCMAKE_BUILD_TYPE=$(CMAKE_BUILD_TYPE)
endif

ifdef USE_STATIC_LIBRARIES
	CMAKE_FLAGS += -DUSE_STATIC_LIBRARIES=$(USE_STATIC_LIBRARIES)
endif

configure-stamp:
	dh_testdir
	rm -rf build
	make clean 1> /dev/null 2>&1 || echo "Nothing to clean"
	rm -f CMakeCache.txt
	mkdir -p build
	touch configure-stamp

build: build-stamp
build-stamp: configure-stamp
	dh_testdir
	# если не задан тип сборки запускаем cmake без указания типа, если задан - передаём его
	# for building Debug run: debuild -e CMAKE_BUILD_TYPE=Debug
	# for building with shared libs run: debuild -e USE_STATIC_LIBRARIES=0
	cd build && pwd && cmake .. $(CMAKE_FLAGS)
	# TODO: возможно надо исправить
	# последовательно запускаем make для каждой из целей.
	# т.к. при параллельном запуске (make target1 target2) несколько раз одновременно создаются бинарники
	# и возникает raise с custom_command, использующие эти бинарники
	for target in ${BUILD_TARGETS}; do $(MAKE) -j$(THREADS_COUNT) -C build $$target; done
	touch $@

clean:
	dh_testdir
	dh_testroot
	rm -f configure-stamp build-stamp
	rm -rf build
	# Удалим созданные для dh_installinit файлы
	find ./debian/ -name "*.init" -type l -delete
	# Удалим созданные для dh_installcron файлы
	find ./debian/ -name "*.cron.d" -type f -delete
	# Удалим созданные ссылки на файлы документации
	find ./debian/ -name "*.docs" -type l -delete
	rm -f ./debian/copyright
	# Удалим созданные *.install файлы
	for DAEMON_PKG in ${DAEMONS}; do AUTO=`grep "# automatically created" debian/$$DAEMON_PKG.install`; if [ "x$$AUTO" != "x" ]; then rm -f debian/$$DAEMON_PKG.install; fi; done
	dh_clean

install: build
	dh_testdir
	dh_testroot
	dh_prep
	cd build && \
	for target in ${BUILD_TARGETS}; do DESTDIR=../debian/tmp cmake -DCOMPONENT=$$target -P cmake_install.cmake; done

	# Создаём нужные файлы для dh_installinit, т.к. он их понимает только внутри debian/
	for I in debian/tmp/etc/init.d/*; do echo $$I; ln -s tmp/etc/init.d/`basename $$I` debian/`basename $$I`.init; done
	# Хотим, чтобы для пакета clickhouse-server-base init file назывался clickhouse-server
	if [ -e debian/tmp/etc/init.d/clickhouse-server ]; then ln -s tmp/etc/init.d/clickhouse-server debian/clickhouse-server-base.clickhouse-server.init; fi

	# создаем дефолтный cron, если нет крон-файла созданного пользователем
	# cron_name имеет вид daemonname
	# Для ClickHouse не должно быть лишних зависимостей.
	# Making necessary *.install files
	for DAEMON_PKG in ${DAEMONS}; do \
		if [ ! -e "debian/$$DAEMON_PKG.install" ]; then \
			echo "# automatically created" > debian/$$DAEMON_PKG.install; \
			echo "/etc/$$DAEMON_PKG/config.xml" >> debian/$$DAEMON_PKG.install; \
			echo "/usr/bin/$$DAEMON_PKG" >> debian/$$DAEMON_PKG.install; \
			echo "/etc/cron.d/$$DAEMON_PKG" >> debian/$$DAEMON_PKG.install; \
			if [ -e "debian/tmp/etc/monrun/conf.d/$$DAEMON_PKG.conf" ]; then \
				echo "/etc/monrun/conf.d/$$DAEMON_PKG.conf" >> debian/$$DAEMON_PKG.install; \
			fi;\
		fi;  \
	done

	# Making necessary *.postinst files
	for DAEMON_PKG in ${DAEMONS}; do \
		if [ ! -e "debian/$$DAEMON_PKG.postinst" ]; then \
			echo "# automatically created" > debian/$$DAEMON_PKG.postinst; \
			echo "mkdir -p /etc/$$DAEMON_PKG/conf.d" >> debian/$$DAEMON_PKG.postinst; \
			echo "chown -R clickhouse: /etc/$$DAEMON_PKG" >> debian/$$DAEMON_PKG.postinst; \
			if [ -e "debian/tmp/etc/init.d/$$DAEMON_PKG" ]; then \
				if echo $$DAEMON_PKG | grep server > /dev/null; then\
					echo "update-rc.d $$DAEMON_PKG defaults > /dev/null || exit \$$?" >> debian/$$DAEMON_PKG.postinst; \
				else\
					echo "update-rc.d $$DAEMON_PKG start 30 2 3 4 5 . stop 70 0 1 6 . > /dev/null || exit \$$?" >> debian/$$DAEMON_PKG.postinst; \
				fi\
			fi\
			\
		else \
			echo >> debian/$$DAEMON_PKG.postinst; \
			echo "mkdir -p /etc/$$DAEMON_PKG/conf.d; chown -R clickhouse: /etc/$$DAEMON_PKG" >> debian/$$DAEMON_PKG.postinst; \
		fi;  \
	done


	# In case building clickhouse-server, adding to package binary of clang, ld and header files - for dynamic compilation.
	mkdir -p debian/tmp/usr/share/clickhouse/bin debian/tmp/usr/share/clickhouse/headers
	debian/copy_clang_binaries.sh debian/tmp/usr/share/clickhouse/bin/
	./copy_headers.sh . debian/tmp/usr/share/clickhouse/headers

	# Making docs
	cp LICENSE debian/copyright

	for DAEMON_PKG in ${DAEMONS}; do \
		echo "LICENSE" > debian/$$DAEMON_PKG.docs; \
		echo "AUTHORS" >> debian/$$DAEMON_PKG.docs; \
		echo "README.md" >> debian/$$DAEMON_PKG.docs; \
	done

	ln -s clickhouse-server.docs debian/clickhouse-server-base.docs
	ln -s clickhouse-server.docs debian/clickhouse-server-common.docs
	ln -s clickhouse-server.docs debian/clickhouse-server-metrika.docs

	mkdir -p debian/tmp/etc/security/limits.d
	cp tools/etc/security/limits.d/clickhouse.conf debian/tmp/etc/security/limits.d
	mkdir -p debian/tmp/etc/init.d
	cp tools/etc/init.d/clickhouse-server debian/tmp/etc/init.d
	mkdir -p debian/tmp/etc/cron.d
	cp tools/etc/cron.d/clickhouse-server debian/tmp/etc/cron.d

# Build architecture-independent files here.
binary-indep: build install
# We have nothing to do by default.

# Build architecture-dependent files here.
binary-arch: build install
	dh_testdir
	dh_testroot
	dh_installdocs
	dh_installinit --no-start --no-package=clickhouse-server-base
	dh_installinit --no-start --package=clickhouse-server-base --name=clickhouse-server
	dh_installcron
	dh_installdirs
	dh_installchangelogs
	dh_install --sourcedir=debian/tmp
	dh_link
	dh_compress
	dh_fixperms
	dh_installdeb
	dh_shlibdeps --exclude=clang --exclude=stdc --exclude=ld
	dh_gencontrol
	dh_md5sums
	dh_builddeb -- -Zgzip -z3

binary: binary-indep binary-arch
.PHONY: build clean binary-indep binary-arch binary install