#!/usr/bin/make -f
export DEB_LDFLAGS_MAINT_APPEND=-Wl,--as-needed -Wl,-O1
#export DEB_LDFLAGS_MAINT_APPEND=-Wl,--as-needed -Wl,-O1 -Wl,-z,defs
export DEB_BUILD_MAINT_OPTIONS=hardening=+all

CONFIGUREARGS := --libdir=/usr/lib --libexecdir=/usr/lib \
		--enable-ldap --enable-curl \
		--enable-pkcs11 \
		--enable-mediation --enable-medsrv --enable-medcli \
		--enable-openssl --enable-agent \
		--enable-ctr --enable-ccm --enable-gcm --enable-addrblock \
		--enable-eap-radius --enable-eap-identity --enable-eap-md5 \
		--enable-eap-gtc --enable-eap-aka --enable-eap-mschapv2 \
		--enable-eap-tls --enable-eap-ttls --enable-eap-tnc \
		--enable-ha \
		--enable-led --enable-gcrypt \
		--enable-test-vectors \
		--enable-xauth-eap --enable-xauth-pam \
		--enable-cmd \
		--enable-certexpire \
		--enable-lookip \
		--enable-error-notify \
		--enable-unity \
		--disable-blowfish --disable-des # BSD-Young license
	#--with-user=strongswan --with-group=nogroup
	#	--enable-kernel-pfkey --enable-kernel-klips \
	# And for --enable-eap-sim we would need the library, which we don't
	# have right now.
	# Don't --enable-cisco-quirks, because some other IPsec implementations
	# (most notably the Phion one) have problems connecting when pluto 
	# sends these Cisco options.

# the padlock plugin only makes sense on i386 
# RdRand only makes sense on i386 and amd64
DEB_BUILD_ARCH_CPU ?=$(shell dpkg-architecture -qDEB_BUILD_ARCH_CPU)
ifeq ($(DEB_BUILD_ARCH_CPU),i386)
  CONFIGUREARGS += --enable-padlock --enable-rdrand
endif

ifeq ($(DEB_BUILD_ARCH_CPU),amd64)
  CONFIGUREARGS += --enable-rdrand
endif

ifeq ($(DEB_BUILD_ARCH_OS),linux)
	# only enable network-manager and capabilities dropping on linux hosts
	# some plugins are linux-only too
	CONFIGUREARGS += --enable-nm \
		--with-capabilities=libcap \
		--enable-farp \
		--enable-dhcp \
		--enable-af-alg
endif

ifeq ($(DEB_BUILD_ARCH_OS),kfreebsd)
	# recommended configure line for FreeBSD
	# http://wiki.strongswan.org/projects/strongswan/wiki/FreeBSD
	CONFIGUREARGS += --disable-kernel-netlink \
		--enable-kernel-pfkey --enable-kernel-pfroute \
		--with-group=wheel
endif

override_dh_auto_configure:
	dh_auto_configure -- $(CONFIGUREARGS)

override_dh_auto_clean:
	dh_auto_clean
	# after a make clean, no binaries _should_ be left, but ....
	-find $(CURDIR) -name "*.o" | xargs --no-run-if-empty rm

	# Really clean (#356716)
	# This is a hack: should be better implemented
	rm -f lib/libstrongswan/libstrongswan.a || true
	rm -f lib/libstrongswan/liboswlog.a || true

	# just in case something went wrong
	rm -f $(CURDIR)/debian/ipsec.secrets

	# and make sure that template are up-to-date
	debconf-updatepo


override_dh_install:

	# first special cases
ifeq ($(DEB_BUILD_ARCH_OS),linux)
	# handle Linux-only plugins
	dh_install -p libstrongswan usr/lib/ipsec/plugins/libstrongswan-dhcp.so
	dh_install -p libstrongswan usr/lib/ipsec/plugins/libstrongswan-farp.so
	dh_install -p libstrongswan usr/lib/ipsec/plugins/libstrongswan-kernel-netlink.so
	dh_install -p libstrongswan usr/lib/ipsec/plugins/libstrongswan-af-alg.so
endif

ifeq ($(DEB_BUILD_ARCH_OS),kfreebsd)
	# handle FreeBSD-only plugins
	dh_install -p libstrongswan usr/lib/ipsec/plugins/libstrongswan-kernel-pfkey.so
	dh_install -p libstrongswan usr/lib/ipsec/plugins/libstrongswan-kernel-pfroute.so
endif

ifeq ($(DEB_BUILD_ARCH_CPU),i386)
	# special handling for padlock, as it is only built on i386
	dh_install -p libstrongswan usr/lib/ipsec/plugins/libstrongswan-padlock.so
	dh_install -p libstrongswan usr/lib/ipsec/plugins/libstrongswan-rdrand.so
endif

ifeq ($(DEB_BUILD_ARCH_CPU), amd64)
	dh_install -p libstrongswan usr/lib/ipsec/plugins/libstrongswan-rdrand.so
endif

	# then install the rest, ignoring the above
	dh_install --fail-missing \
		-X\.la -X\.a \
		-Xmedsrv -Xman3 \
		-Xlibstrongswan-kernel \
		-Xlibstrongswan-dhcp.so \
		-Xlibstrongswan-farp.so \
		-Xlibstrongswan-padlock.so \
		-Xlibstrongswan-rdrand.so \
		-Xlibstrongswan-af-alg.so

	# add additional files not covered by upstream makefile...
	install --mode=0600 $(CURDIR)/debian/ipsec.secrets.proto $(CURDIR)/debian/strongswan-starter/etc/ipsec.secrets
	# also "patch" ipsec.conf to include the debconf-managed file
	echo >> $(CURDIR)/debian/strongswan-starter/etc/ipsec.conf
	echo "include /var/lib/strongswan/ipsec.conf.inc" >> $(CURDIR)/debian/strongswan-starter/etc/ipsec.conf
	# and to enable both IKEv1 and IKEv2 by default
	sed -r 's/^[ \t]+# *charonstart=(yes|no) */\tcharonstart=yes/' < $(CURDIR)/debian/strongswan-starter/etc/ipsec.conf > $(CURDIR)/debian/strongswan-starter/etc/ipsec.conf.tmp
	mv $(CURDIR)/debian/strongswan-starter/etc/ipsec.conf.tmp $(CURDIR)/debian/strongswan-starter/etc/ipsec.conf

	# set permissions on ipsec.secrets
	chmod 600 $(CURDIR)/debian/strongswan-starter/etc/ipsec.secrets
	chmod 700 -R $(CURDIR)/debian/strongswan-starter/etc/ipsec.d/private/
	chmod 700 -R $(CURDIR)/debian/strongswan-starter/var/lib/strongswan/

	# this is handled by update-rc.d
	rm -rf $(CURDIR)/debian/strongswan-starter/etc/rc?.d

	# delete var/lock/subsys and var/run to satisfy lintian
	rm -rf $(CURDIR)/debian/openswan/var/lock
	rm -rf $(CURDIR)/debian/openswan/var/run

	# more lintian cleanups
	find $(CURDIR)/debian/*strongswan*/ -name ".cvsignore" | xargs --no-run-if-empty rm -f
	find $(CURDIR)/debian/*strongswan*/ -name "/.svn/" | xargs --no-run-if-empty rm -rf

override_dh_installinit:
	dh_installinit -n --name=ipsec

override_dh_installchangelogs:
	dh_installchangelogs NEWS

override_dh_strip:
	dh_strip --dbg-package=strongswan-dbg

override_dh_fixperms:
	dh_fixperms -X etc/ipsec.secrets -X etc/ipsec.d -X var/lib/strongswan

override_dh_makeshlibs:
	dh_makeshlibs -n -X usr/lib/ipsec/plugins

override_dh_installlogcheck:
	dh_installlogcheck --name strongswan

%:
	dh $@ --parallel --with autoreconf