SHELL=		/bin/bash

BASE_VERSION=	1.19.4
BASE_RELEASE=	1
PLUS_VERSION=	22
BASE_SRC=	nginx-$(BASE_VERSION).tar.gz
SRCDIR=		nginx-$(BASE_VERSION)
SRCPATH?=	../..
DOCS?=		../docs
BUILD_ENV_PATH=	${HOME}/debuild
MODULE_TARGET?=	oss

ifeq ($(MODULE_TARGET), plus)
MODULE_CONTROL_TEMPLATE=   nginx-plus-module.control.in
TARGET_SUFFIX=	-plus
MODULE_SUMMARY_PREFIX=NGINX Plus
TARGET_VERSION=$(PLUS_VERSION)
MODULE_PACKAGE_PREFIX=nginx-plus-module
else
MODULE_CONTROL_TEMPLATE=   nginx-module.control.in
MODULE_SUMMARY_PREFIX=nginx
TARGET_VERSION=$(BASE_VERSION)
MODULE_PACKAGE_PREFIX=nginx-module
endif

MODULE_TARGET_PREFIX=$(TARGET_VERSION)+

MODULE_PACKAGE_VENDOR=	Sergey Budnevitch <sb@nginx.com>
MODULE_PACKAGE_URL=	http://nginx.org/

CODENAME=	$(shell lsb_release -cs)
ARCH=		$(shell uname -m)
NPROC=		$(shell getconf _NPROCESSORS_ONLN)
MODSRC_PREFIX=	extra/
MODSRC_PATH=	$(MODSRC_PREFIX)
BUILD_DIR=	$$(BUILDDIR_nginx)

MODULES=

-include Makefile.module-*

BASE_CONFIGURE_ARGS=\
	--prefix=/etc/nginx \
	--sbin-path=/usr/sbin/nginx \
	--modules-path=/usr/lib/nginx/modules \
	--conf-path=/etc/nginx/nginx.conf \
	--error-log-path=/var/log/nginx/error.log \
	--http-log-path=/var/log/nginx/access.log \
	--pid-path=/var/run/nginx.pid \
	--lock-path=/var/run/nginx.lock \
	--http-client-body-temp-path=/var/cache/nginx/client_temp \
	--http-proxy-temp-path=/var/cache/nginx/proxy_temp \
	--http-fastcgi-temp-path=/var/cache/nginx/fastcgi_temp \
	--http-uwsgi-temp-path=/var/cache/nginx/uwsgi_temp \
	--http-scgi-temp-path=/var/cache/nginx/scgi_temp \
	--user=nginx \
	--group=nginx \
	--with-compat \
	--with-file-aio \
	--with-threads \
	--with-http_addition_module \
	--with-http_auth_request_module \
	--with-http_dav_module \
	--with-http_flv_module \
	--with-http_gunzip_module \
	--with-http_gzip_static_module \
	--with-http_mp4_module \
	--with-http_random_index_module \
	--with-http_realip_module \
	--with-http_secure_link_module \
	--with-http_slice_module \
	--with-http_ssl_module \
	--with-http_stub_status_module \
	--with-http_sub_module \
	--with-http_v2_module \
	--with-mail \
	--with-mail_ssl_module \
	--with-stream \
	--with-stream_realip_module \
	--with-stream_ssl_module \
	--with-stream_ssl_preread_module

export CR=\\n

modname = $(shell echo $1 | cut -d '-' -f 3- | tr '-' '_')

default:
	@echo "valid targets: all base $(addprefix module-, $(MODULES)) test test-debug"

all:	base modules
	@echo "===> all done"

modules:	$(addprefix module-, $(MODULES))

rules:	rules-base $(addprefix rules-module-, $(MODULES))

base:	rules-base
	@echo "===> Building base package" ; \
	$(SHELL) -c "cd debuild-base/$(SRCDIR) ; export DEB_BUILD_OPTIONS=parallel=$(NPROC) ; time -p debuild -us -uc" && \
	find debuild-base/ -maxdepth 1 -type f -exec cp {} ../../ \; && \
	ln -s debuild-base/$(SRCDIR)/debian/nginx/usr/sbin base

$(BASE_SRC):
	@{ \
	if [ -f $(SRCPATH)/$(BASE_SRC) ]; then \
		cp -P $(SRCPATH)/$(BASE_SRC) $(BASE_SRC) ; \
	elif [ -f $(SRCPATH)/nginx_$(BASE_VERSION).orig.tar.gz ]; then \
		cp -P $(SRCPATH)/nginx_$(BASE_VERSION).orig.tar.gz $(BASE_SRC) ; \
	else \
		wget http://nginx.org/download/$(BASE_SRC) ; \
	fi ; \
	}

nginx.deb-changelog:
	@echo "===> Generating $@"
	@cd $(DOCS) && DEST=$(CURDIR) VERSIONMASK=1 make $(CURDIR)/nginx.deb-changelog

rules-base: $(BASE_SRC) nginx.deb-changelog
	@echo "===> Creating $@"
	@{ \
	set -e ; \
	mkdir -p debuild-base ; \
	cp $(BASE_SRC) debuild-base/nginx_$(BASE_VERSION).orig.tar.gz ; \
	tar -C debuild-base -xf debuild-base/nginx_$(BASE_VERSION).orig.tar.gz ; \
	mkdir -p debuild-base/$(SRCDIR)/debian ; \
	mkdir -p debuild-base/$(SRCDIR)/debian/source ; \
	echo "3.0 (quilt)" > debuild-base/$(SRCDIR)/debian/source/format ; \
	echo "9" > debuild-base/$(SRCDIR)/debian/compat ; \
	cat nginx.rules.in | sed \
		-e 's#%%CODENAME%%#$(CODENAME)#g' \
		-e 's#%%BASE_CONFIGURE_ARGS%%#$(BASE_CONFIGURE_ARGS)#g' \
		-e 's#%%BASE_CONFIGURE_ARGS%%#$(BASE_CONFIGURE_ARGS)#g' \
		> debuild-base/$(SRCDIR)/debian/rules ; \
	cat nginx.deb-changelog | sed \
		-e 's#%%CODENAME%%#$(CODENAME)#g' \
		-e 's#%%BASE_VERSION%%#$(BASE_VERSION)#g' \
		-e 's#%%BASE_RELEASE%%#$(BASE_RELEASE)#g' \
		> debuild-base/$(SRCDIR)/debian/changelog ; \
	cat nginx.control.in | sed \
		-e 's#%%BASE_VERSION%%#$(BASE_VERSION)#g' \
		> debuild-base/$(SRCDIR)/debian/control ; \
	cp debuild-base/$(SRCDIR)/CHANGES debuild-base/$(SRCDIR)/CHANGES.ru nginx.* nginx-debug.default nginx-debug.service debuild-base/$(SRCDIR)/debian/ ; \
	cp $(DOCS)/nginx.copyright debuild-base/$(SRCDIR)/debian/copyright ; \
	chmod +x debuild-base/$(SRCDIR)/debian/rules ; \
	ln -s debuild-base/$(SRCDIR)/debian/rules rules-base ; \
	}

module-%: rules-module-%
	@echo "===> Building nginx-$@ package" ; \
	$(SHELL) -c "cd debuild-$@/$(SRCDIR) ; export DEB_BUILD_OPTIONS=parallel=$(NPROC) ; time -p debuild -us -uc" && \
	find debuild-$@/ -maxdepth 1 -type f -exec cp {} ../../ \; && \
	ln -s debuild-$@/$(SRCDIR)/debian/$(MODULE_PACKAGE_PREFIX)-$*/usr/lib/nginx/modules $@

nginx-module-%.deb-changelog:
	@echo "===> Generating $@"
	@cd $(DOCS) && DEST=$(CURDIR) VERSIONMASK=1 make $(CURDIR)/nginx-module-$*.deb-changelog
	@{ \
	if [ "$(MODULE_TARGET)" = "plus" ]; then \
		sed -i -e 's,nginx-module-,nginx-plus-module-,g' $(CURDIR)/nginx-module-$*.deb-changelog ; \
	fi ; \
	}


rules-module-%: $(BASE_SRC) nginx-module-%.deb-changelog
	@echo "===> Creating $@"
	@{ \
	set -e ; \
	curdir=`pwd` ; \
	module_asis=`echo $@ | cut -d '-' -f 3-` ; \
	builddir=`echo debuild-module-$${module_asis}` ; \
	mkdir -p $${builddir} ; \
	if [ "$(MODULE_TARGET)" = "oss" ]; then \
		module_version="$(MODULE_VERSION_PREFIX_$(call modname, $@))$(MODULE_VERSION_$(call modname, $@))" ; \
		orig_name="nginx-module-$${module_asis}_$${module_version}.orig.tar.gz" ; \
	else \
		module_version="$(MODULE_VERSION_PREFIX_$(call modname, $@))$(MODULE_VERSION_$(call modname, $@))" ; \
		orig_name="nginx-plus-module-$${module_asis}_$${module_version}.orig.tar.gz" ; \
	fi ; \
	cp $(BASE_SRC) $${builddir}/$${orig_name} ; \
	tar -C $${builddir} -xf $${builddir}/$${orig_name} ; \
	mkdir -p $${builddir}/$(SRCDIR)/debian/extra ; \
	mkdir -p $${builddir}/$(SRCDIR)/debian/source ; \
	echo "3.0 (quilt)" > $${builddir}/$(SRCDIR)/debian/source/format ; \
	echo "9" > $${builddir}/$(SRCDIR)/debian/compat ; \
	for src in $(MODULE_SOURCES_$(call modname, $@)); do \
		tar -C $${builddir}/$(SRCDIR)/debian/extra -xf extra/$${src} ; \
	done ; \
	for p in $(MODULE_PATCHES_$(call modname, $@)); do \
		( cd $${builddir}/$(SRCDIR)/debian/extra && patch -p1 < $${curdir}/extra/$${p} ) ; \
	done ; \
	( cd $${builddir}/$(SRCDIR) && find debian/ -type f -exec file --mime {} \; | fgrep 'charset=binary' | cut -d ':' -f 1 > include-binaries && mv include-binaries debian/source/ ) ; \
	module_copyright="nginx-module-$${module_asis}.copyright" ; \
	cp -p $(DOCS)/$${module_copyright} $${builddir}/$(SRCDIR)/debian/copyright ; \
	definitions=`echo "$$MODULE_DEFINITIONS_$(call modname, $@)" | sed -e ':a' -e 'N' -e '$$!ba' -e "s/\n/\$$CR/g"` ; \
	addcontroltags=`echo "$$MODULE_ADD_CONTROL_TAGS_$(call modname, $@)" | sed -e ':a' -e 'N' -e '$$!ba' -e "s/\n/\$$CR/g"` ; \
	prebuild=`echo "$$MODULE_PREBUILD_$(call modname, $@)" | sed -e ':a' -e 'N' -e '$$!ba' -e "s/\n/\$$CR/g"` ; \
	buildenv=`echo "$$MODULE_ENV_$(call modname, $@)" | sed -e ':a' -e 'N' -e '$$!ba' -e "s/\n/\$$CR/g"` ; \
	preinstall=`echo "$$MODULE_PREINSTALL_$(call modname, $@)" | sed -e ':a' -e 'N' -e '$$!ba' -e "s/\n/\$$CR/g"` ; \
	post=`echo "$$MODULE_POST_$(call modname, $@)" | sed -e ':a' -e 'N' -e '$$!ba' -e "s/\n/\$$CR/g"` ; \
	cat $(MODULE_CONTROL_TEMPLATE) | sed \
		-e "s#%%MODULE%%#$${module_asis}#g" \
		-e "s#%%MODULE_PACKAGE_VENDOR%%#$(MODULE_PACKAGE_VENDOR)#g" \
		-e "s#%%MODULE_PACKAGE_URL%%#$(MODULE_PACKAGE_URL)#g" \
		-e "s#%%SUMMARY%%#$(MODULE_SUMMARY_PREFIX) $(MODULE_SUMMARY_$(call modname, $@))#g" \
		-e "s#%%SHORT_SUMMARY%%#$(MODULE_SUMMARY_$(call modname, $@))#g" \
		-e "s#%%CODENAME%%#$(CODENAME)#g" \
		-e "s#%%BASE_VERSION%%#$(BASE_VERSION)#g" \
		-e "s#%%BASE_RELEASE%%#$(BASE_RELEASE)#g" \
		-e "s#%%PLUS_VERSION%%#$(PLUS_VERSION)#g" \
		-e "s#%%VERSION_PREFIX%%#$(MODULE_VERSION_PREFIX_$(call modname, $@))#g" \
		-e "s#%%MODULE_VERSION%%#$(MODULE_VERSION_$(call modname, $@))#g" \
		-e "s#%%MODULE_RELEASE%%#$(MODULE_RELEASE_$(call modname, $@))#g" \
		-e "s#%%MODULE_BUILD_DEPENDS%%#$(MODULE_BUILD_DEPENDS_$(call modname, $@))#g" \
		-e "s#%%MODULE_DEPENDS%%#$(MODULE_DEPENDS_$(call modname, $@))#g" \
		-e "s#%%ADD_CONTROL_TAGS%%#$${addcontroltags}#g" \
	> $${builddir}/$(SRCDIR)/debian/control ; \
	cat nginx-module-$*.deb-changelog | sed \
		-e "s#%%TARGET_VERSION%%#$(TARGET_VERSION)#g" \
		-e "s#%%BASE_VERSION%%#$(BASE_VERSION)#g" \
		-e "s#%%BASE_RELEASE%%#$(BASE_RELEASE)#g" \
		-e "s#%%PLUS_VERSION%%#$(PLUS_VERSION)#g" \
		-e "s#%%MODULE%%#$${module_asis}#g" \
		-e "s#%%CODENAME%%#$(CODENAME)#g" \
		-e "s#%%VERSION_PREFIX%%#$(MODULE_VERSION_PREFIX_$(call modname, $@))#g" \
		-e "s#%%MODULE_VERSION%%#$(MODULE_VERSION_$(call modname, $@))#g" \
		-e "s#%%MODULE_RELEASE%%#$(MODULE_RELEASE_$(call modname, $@))#g" \
	> $${builddir}/$(SRCDIR)/debian/changelog ; \
	cat nginx-module.rules.in | sed \
		-e "s#%%MODULE%%#$${module_asis}#g" \
		-e "s#%%CODENAME%%#$(CODENAME)#g" \
		-e "s#%%BASE_VERSION%%#$(BASE_VERSION)#g" \
		-e "s#%%BASE_RELEASE%%#$(BASE_RELEASE)#g" \
		-e "s#%%TARGET_SUFFIX%%#$(TARGET_SUFFIX)#g" \
		-e "s#%%BASE_CONFIGURE_ARGS%%#$(BASE_CONFIGURE_ARGS)#g" \
		-e "s#%%MODULE_CONFIGURE_ARGS%%#$(MODULE_CONFARGS_$(call modname, $@))#g" \
		-e "s#%%MODULE_DEFINITIONS%%#$${definitions}#g" \
		-e "s#%%MODULE_PREBUILD%%#$${prebuild}#g" \
		-e "s#%%MODULE_ENV%%#$${buildenv}#g" \
		-e "s#%%MODULE_CC_OPT%%#$(MODULE_CC_OPT_$(call modname, $@))#g" \
		-e "s#%%MODULE_CC_OPT_DEBUG%%#$(MODULE_CC_OPT_DEBUG_$(call modname, $@))#g" \
		-e "s#%%MODULE_LD_OPT%%#$(MODULE_LD_OPT_$(call modname, $@))#g" \
		-e "s#%%MODULE_LD_OPT_DEBUG%%#$(MODULE_LD_OPT_DEBUG_$(call modname, $@))#g" \
		-e "s#%%MODULE_PREINSTALL%%#$${preinstall}#g" \
	> $${builddir}/$(SRCDIR)/debian/rules ; \
	cat nginx-module.postinst.in | sed \
		-e "s#%%MODULE_POST%%#$$post#g" \
	> $${builddir}/$(SRCDIR)/debian/nginx$(TARGET_SUFFIX)-module-$${module_asis}.postinst ; \
	chmod +x $${builddir}/$(SRCDIR)/debian/rules ; \
	ln -s $${builddir}/$(SRCDIR)/debian/rules $@ ; \
	}

nginx-tests:
	@{ \
	if [ -d "$(SRCPATH)/nginx-tests" ]; then \
		echo "===> Copying tests from $(SRCPATH)/nginx-tests" ; \
		cp -rP $(SRCPATH)/nginx-tests nginx-tests ; \
	else \
		echo "===> Cloning tests" ; \
		hg clone http://hg.nginx.org/nginx-tests ; \
	fi ; \
	}

test: base nginx-tests
	@echo "===> Running tests with regular binary/modules"
	@{ \
	pwd=`pwd` ; \
	globals= ; \
	for so in `find module-*/ -maxdepth 1 -type f -name "*module.so" | sort -t / -k 2`; do \
		globals="$$globals load_module $$pwd/$$so;" ; \
	done ; \
	if [ -d $$pwd/debuild-module-perl ]; then \
		globals="$$globals env PERL5LIB=$$pwd/debuild-module-perl/$(SRCDIR)/debian/build-nginx/objs/src/http/modules/perl:$$pwd/debuild-module-perl/nginx-$(BASE_VERSION)/debian/build-nginx/objs/src/http/modules/perl/blib/arch;" ; \
	fi ; \
	if [ -d $$pwd/debuild-module-modsecurity ]; then \
		export LD_LIBRARY_PATH=$$pwd/debuild-module-modsecurity/$(SRCDIR)/debian/build-nginx/extra/modsecurity-v$(LIBMODSECURITY_VERSION)/local/lib ; \
	fi ; \
	if [ -d $$pwd/debuild-module-opentracing ]; then \
		export LD_LIBRARY_PATH=$$LD_LIBRARY_PATH:$$pwd/debuild-module-opentracing/$(SRCDIR)/debian/build-nginx/extra/opentracing-cpp-$(OPENTRACING_CPP_VERSION)/usr/local/lib ; \
	fi ; \
	cd nginx-tests && TEST_NGINX_BINARY=$$pwd/base/nginx TEST_NGINX_GLOBALS="$$globals" prove . ; \
	}

test-debug: base nginx-tests
	@echo "===> Running tests with debug binary/modules"
	@{ \
	pwd=`pwd` ; \
	globals= ; \
	for so in `find module-*/ -maxdepth 1 -type f -name "*module-debug.so" | sort -t / -k 2`; do \
		globals="$$globals load_module $$pwd/$$so;" ; \
	done ; \
	if [ -d $$pwd/debuild-module-perl ]; then \
		globals="$$globals env PERL5LIB=$$pwd/debuild-module-perl/$(SRCDIR)/debian/build-nginx-debug/objs/src/http/modules/perl:$$pwd/debuild-module-perl/nginx-$(BASE_VERSION)/debian/build-nginx/objs/src/http/modules/perl/blib/arch;" ; \
	fi ; \
	if [ -d $$pwd/debuild-module-modsecurity ]; then \
		export LD_LIBRARY_PATH=$$pwd/debuild-module-modsecurity/$(SRCDIR)/debian/build-nginx-debug/extra/modsecurity-v$(LIBMODSECURITY_VERSION)/local/lib ; \
	fi ; \
	if [ -d $$pwd/debuild-module-opentracing ]; then \
		export LD_LIBRARY_PATH=$$LD_LIBRARY_PATH:$$pwd/debuild-module-opentracing/$(SRCDIR)/debian/build-nginx-debug/extra/opentracing-cpp-$(OPENTRACING_CPP_VERSION)/usr/local/lib ; \
	fi ; \
	cd nginx-tests && TEST_NGINX_BINARY=$$pwd/base/nginx-debug TEST_NGINX_GLOBALS="$$globals" prove . ; \
	}

prepare-build-env: $(BASE_SRC)
	@{ \
	set -e ; \
	cwd=`pwd` ; \
	case $$cwd in $(BUILD_ENV_PATH)*) \
		echo "You are in $(BUILD_ENV_PATH), skipping" >&2 ; \
		exit 1 ; \
	esac ; \
	if [ -e $(BUILD_ENV_PATH) ]; then \
		echo "$(BUILD_ENV_PATH) is already exists and going to be removed." ; \
		echo "Press Enter to continue or Ctrl+C to exit" ; \
		read ; \
		rm -rf $(BUILD_ENV_PATH) ; \
	fi ; \
	mkdir -p $(BUILD_ENV_PATH) ; \
	tar -C $(BUILD_ENV_PATH) -xf $(BASE_SRC) ; \
	cp -rP $${cwd} $(BUILD_ENV_PATH)/nginx-$(BASE_VERSION)/ ; \
	cp $(BASE_SRC) $(BUILD_ENV_PATH)/nginx_$(BASE_VERSION).orig.tar.gz ; \
	cp -pr $(DOCS) $(BUILD_ENV_PATH)/$(SRCDIR)/; \
	echo "Build environment has been created in: $(BUILD_ENV_PATH)" ; \
	echo ; \
	echo "Please do the following in order to get available build targets:" ; \
	echo "    cd $(BUILD_ENV_PATH)/nginx-$(BASE_VERSION)/debian" ; \
	echo "    make" ; \
	}

clean:
	@rm -rf base module-* rules-base rules-module-* debuild-base debuild-module-* nginx-tests $(BASE_SRC)
	@rm -f nginx.deb-changelog nginx-module-*.deb-changelog

.PHONY:	default all modules rules test test-debug clean

.SECONDARY: