#!/usr/bin/make -f
#
# Makefile — gsc example for nsd
#
# An example Makefile usable to manage nsd in the context of gsc.
#
# Copyright © 2014 martin f. krafft <madduck@madduck.net>
# Released under the terms of the Artistic Licence 2.0
#

HOSTNAME = $(shell hostname --fqdn)
PARAMS_FILE = $(wildcard ./params_$(HOSTNAME))

ifeq ($(PARAMS_FILE),)
$(error No parameters file found for host $(HOSTNAME))
endif

.PHONY: update
update: .sentinel fixperms
.sentinel: .git/index Makefile nsd.conf zones.conf
	@. $(PARAMS_FILE) \
	&& echo "$$NSD_REBUILD_COMMAND" && $$NSD_REBUILD_COMMAND \
	&& echo "$$NSD_RESTART_COMMAND" && $$NSD_RESTART_COMMAND
	@touch $@

fixperms: ALWAYS
	chmod -R o= .
	setfacl -R -m group:nsd_update:rX,default:group:nsd_update:rX .
	setfacl -R -m default:mask::rX,default:group::rX .
	setfacl -R -m user:nsd:rX,default:user:nsd:rX .
.PHONY: fixperms

git_pull:
	git pull

ALWAYS:
%.conf: %.conf-generator ALWAYS
	@rm -f .$@.tmp && umask 0337 && ./$< $(PARAMS_FILE) > .$@.tmp
	@[ -e $@ ] || touch $@
	@cmp --quiet .$@.tmp $@ || \
		{ chmod 600 $@ && mv .$@.tmp $@ && echo $@ updated. ; }
	@rm -f .$@.tmp