#!/usr/bin/make -f

# Find the arch we are building for, as this determines
# the location of plugins in /usr/lib
DEB_HOST_MULTIARCH ?= $(shell dpkg-architecture -qDEB_HOST_MULTIARCH)
TOP = $(CURDIR)/debian/netdata
TEMPTOP = $(CURDIR)/debian/tmp

%:
	# For jessie and beyond
	#
	dh $@ --with autoreconf,systemd

	# For wheezy or other non-systemd distributions use the following. You
	# should also see contrib/README.md which gives details of updates to
	# make to debian/control.
	#
	#dh $@ --with autoreconf

override_dh_auto_configure:
	autoreconf -ivf
	dh_auto_configure -- --prefix=/usr --sysconfdir=/etc --localstatedir=/var --libdir=/usr/lib \
	--libexecdir=/usr/libexec --with-user=netdata --with-math --with-zlib --with-webdir=/var/lib/netdata/www

debian/%.postinst: debian/%.postinst.in
	sed 's/@DEB_HOST_MULTIARCH@/$(DEB_HOST_MULTIARCH)/g' $< > $@

override_dh_install: debian/netdata.postinst
	dh_install

	# Set the CUPS plugin install rule
	#
	mkdir -p $(TOP)-plugin-cups/usr/libexec/netdata/plugins.d
	mv -f $(TEMPTOP)/usr/libexec/netdata/plugins.d/cups.plugin \
	$(TOP)-plugin-cups/usr/libexec/netdata/plugins.d/cups.plugin

	# Set the rest of the software in the main package
	#
	cp -rp $(TEMPTOP)/usr $(TOP)
	cp -rp $(TEMPTOP)/var $(TOP)
	cp -rp $(TEMPTOP)/etc $(TOP)

	# Move files that local user shouldn't be editing to /usr/share/netdata
	#
	mkdir -p "$(TOP)/usr/share/netdata/www"
	for D in $$(find "$(TOP)/var/lib/netdata/www/" -maxdepth 1 -type d -printf '%f '); do \
		echo Relocating $$D; \
		mv "$(TOP)/var/lib/netdata/www/$$D" "$(TOP)/usr/share/netdata/www/$$D"; \
		ln -s "/usr/share/netdata/www/$$D" "$(TOP)/var/lib/netdata/www/$$D"; \
	done

	# Update postinst to set correct group for www files on installation.
	# Should probably be dpkg-statoverride really, but that gets *really*
	# messy. We also set all web files in /var as conffiles so an upgrade
	# doesn't splat them.
	#
	for D in $$(find "$(TOP)/var/lib/netdata/www/" -maxdepth 1 -type f -printf '%f '); do \
		echo Updating postinst for $$D; \
		sed -i "s/^#PERMS#/chgrp netdata \/var\/lib\/netdata\/www\/$$D\n#PERMS#/g" \
			$(CURDIR)/debian/netdata.postinst; \
		echo "/var/lib/netdata/www/$$D" >> $(CURDIR)/debian/netdata.conffiles; \
	done
	sed -i "/^#PERMS#/d" $(CURDIR)/debian/netdata.postinst

	# Install go
	#
	debian/install_go.sh $$(cat ${CURDIR}/packaging/go.d.version) $(TOP)/usr/lib/netdata $(TOP)/usr/libexec/netdata

override_dh_installdocs:
	dh_installdocs

	find . \
		-name README.md \
		-not -path './.travis/*' \
		-not -path './debian/*' \
		-not -path './contrib/*' \
		-exec cp \
		--parents \
		--target $(TOP)/usr/share/doc/netdata/ \
		{} \;

override_dh_fixperms:
	dh_fixperms

	# apps.plugin should only be runnable by the netdata user. It will be
	# given extra capabilities in the postinst script.
	#
	chmod 0754 $(TOP)/usr/libexec/netdata/plugins.d/apps.plugin
	chmod 0754 $(TOP)/usr/libexec/netdata/plugins.d/freeipmi.plugin
	chmod 0754 $(TOP)/usr/libexec/netdata/plugins.d/perf.plugin
	chmod 0754 $(TOP)/usr/libexec/netdata/plugins.d/slabinfo.plugin
	chmod 0750 $(TOP)/usr/libexec/netdata/plugins.d/go.d.plugin

	# CUPS plugin package
	chmod 0750 $(TOP)-plugin-cups/usr/libexec/netdata/plugins.d/cups.plugin

override_dh_installlogrotate:
	cp system/netdata.logrotate debian/netdata.logrotate
	dh_installlogrotate

override_dh_clean:
	dh_clean

	# Tidy up copied/generated files
	#
	-[ -r $(CURDIR)/debian/netdata.logrotate ] && rm $(CURDIR)/debian/netdata.logrotate
	-[ -r $(CURDIR)/debian/netdata.postinst ] && rm $(CURDIR)/debian/netdata.postinst
	-[ -r $(CURDIR)/debian/netdata.conffiles ] && rm $(CURDIR)/debian/netdata.conffiles
