# Open Infrastructure: compute-tools

# Copyright (C) 2014-2021 Daniel Baumann <daniel.baumann@open-infrastructure.net>
#
# SPDX-License-Identifier: GPL-3.0+
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <https://www.gnu.org/licenses/>.

SHELL := sh -e

PROJECT = open-infrastructure
SOFTWARE = compute-tools
PROGRAM = container

SCRIPTS = bin/* libexec/*/*

all: build

test:
	@echo -n "Checking for syntax errors with sh... "
	@for SCRIPT in $(SCRIPTS); \
	do \
		sh -n $${SCRIPT}; \
		echo -n "."; \
	done
	@echo " done."

	@echo -n "Checking for bashisms... "
	@if [ -x /usr/bin/checkbashisms ]; \
	then \
		for SCRIPT in $(SCRIPTS); \
		do \
			checkbashisms -f -x $${SCRIPT}; \
			echo -n "."; \
		done; \
	else \
		echo "Note: devscripts not installed, skipping checkbashisms."; \
	fi
	@echo " done."

	# FIXME: fail hard on shellcheck once all issues are fixed
	@echo -n "Checking with shellcheck... "
	@if [ -x /usr/bin/shellcheck ]; \
	then \
		for SCRIPT in $(SCRIPTS); \
		do \
			shellcheck $${SCRIPT} || true; \
			echo -n "."; \
		done; \
	else \
		echo "Note: shellcheck not installed, skipping shellcheck."; \
	fi
	@echo " done."

build: share/man/*.rst
	$(MAKE) -C share/man

	sed -n '/^===/,$$p' share/man/$(SOFTWARE).7.rst > README.txt

install: build
	mkdir -p $(DESTDIR)/etc/$(SOFTWARE)/config
	mkdir -p $(DESTDIR)/etc/$(SOFTWARE)/debconf
	mkdir -p $(DESTDIR)/etc/$(SOFTWARE)/hooks
	mkdir -p $(DESTDIR)/etc/$(SOFTWARE)/keys
	mkdir -p $(DESTDIR)/etc/${SOFTWARE}/container.conf.d

	mkdir -p $(DESTDIR)/usr/bin
	cp -r bin/* $(DESTDIR)/usr/bin

	mkdir -p $(DESTDIR)/usr/libexec
	cp -r libexec/* $(DESTDIR)/usr/libexec

	mkdir -p $(DESTDIR)/usr/share/$(SOFTWARE)
	cp -r VERSION.txt $(DESTDIR)/usr/share/$(SOFTWARE)
	cp -r share/config share/hooks share/keys share/build-scripts share/get-scripts $(DESTDIR)/usr/share/$(SOFTWARE)

	mkdir -p $(DESTDIR)/usr/share/bash-completion/completions
	cp -r share/bash-completion/* $(DESTDIR)/usr/share/bash-completion/completions

	mkdir -p $(DESTDIR)/etc/logrotate.d
	cp -r share/logrotate/* $(DESTDIR)/etc/logrotate.d

	mkdir -p $(DESTDIR)/etc/needrestart/conf.d
	cp -r share/needrestart/* $(DESTDIR)/etc/needrestart/conf.d

	mkdir -p $(DESTDIR)/etc/sysctl.d
	cp -r share/procps/* $(DESTDIR)/etc/sysctl.d

	mkdir -p $(DESTDIR)/etc/sudoers.d
	cp -r share/sudo/* $(DESTDIR)/etc/sudoers.d
	chmod 0440 $(DESTDIR)/etc/sudoers.d/*

	mkdir -p $(DESTDIR)/usr/share/doc/$(SOFTWARE)
	cp -r CHANGELOG.txt LICENSE.txt README.txt share/doc/* $(DESTDIR)/usr/share/doc/$(SOFTWARE)

	for SECTION in $$(seq 1 8); \
	do \
		if ls share/man/*.$${SECTION} > /dev/null 2>&1; \
		then \
			mkdir -p $(DESTDIR)/usr/share/man/man$${SECTION}; \
			cp share/man/*.$${SECTION} $(DESTDIR)/usr/share/man/man$${SECTION}; \
		fi; \
	done

	ln -sf container $(DESTDIR)/usr/bin/cnt
	ln -sf container.1 $(DESTDIR)/usr/share/man/man1/cnt.1
	ln -sf container-shell $(DESTDIR)/usr/bin/cntsh
	ln -sf container-shell.1 $(DESTDIR)/usr/share/man/man1/cntsh.1
	ln -sf container $(DESTDIR)/usr/share/bash-completion/completions/cnt

	ln -sf debconf $(DESTDIR)/usr/share/$(SOFTWARE)/build-scripts/debian
	ln -sf debconf.d $(DESTDIR)/usr/share/$(SOFTWARE)/build-scripts/debian.d
	ln -sf container-build-debconf.1 $(DESTDIR)/usr/share/man/man1/container-build-debian.1
	ln -sf debconf $(DESTDIR)/usr/share/$(SOFTWARE)/build-scripts/progress-linux
	ln -sf debconf.d $(DESTDIR)/usr/share/$(SOFTWARE)/build-scripts/progress-linux.d
	ln -sf container-build-debconf.1 $(DESTDIR)/usr/share/man/man1/container-build-progress-linux.1
	ln -sf debootstrap $(DESTDIR)/usr/share/$(SOFTWARE)/build-scripts/mmdebstrap
	ln -sf container-build-debootstrap.1 $(DESTDIR)/usr/share/man/man1/container-build-mmdebstrap.1

	ln -sf build $(DESTDIR)/usr/libexec/$(PROGRAM)/b
	ln -sf get $(DESTDIR)/usr/libexec/$(PROGRAM)/g
	ln -sf list $(DESTDIR)/usr/libexec/$(PROGRAM)/ls
	ln -sf move $(DESTDIR)/usr/libexec/$(PROGRAM)/mv
	ln -sf remove $(DESTDIR)/usr/libexec/$(PROGRAM)/rm
	ln -sf restart $(DESTDIR)/usr/libexec/$(PROGRAM)/rs
	ln -sf start $(DESTDIR)/usr/libexec/$(PROGRAM)/s
	ln -sf status $(DESTDIR)/usr/libexec/$(PROGRAM)/st
	ln -sf stop $(DESTDIR)/usr/libexec/$(PROGRAM)/t
	ln -sf update $(DESTDIR)/usr/libexec/$(PROGRAM)/u

	mkdir -p $(DESTDIR)/lib/systemd/system
	cp -r share/systemd/* $(DESTDIR)/lib/systemd/system

	mkdir -p $(DESTDIR)/var/log/$(SOFTWARE)

uninstall:
	rmdir --ignore-fail-on-non-empty --parents $(DESTDIR)/var/log/$(SOFTWARE) || true

	for FILE in share/systemd/*; \
	do \
		rm -f $(DESTDIR)/lib/systemd/system/$$(basename $${FILE}); \
	done

	for SECTION in $$(seq 1 8); \
	do \
		for FILE in share/man/*.$${SECTION}; \
		do \
			rm -f $(DESTDIR)/usr/share/man/man$${SECTION}/$$(basename $${FILE}); \
		done; \
		rmdir --ignore-fail-on-non-empty --parents $(DESTDIR)/usr/share/man/man$${SECTION} || true; \
	done

	rm -f $(DESTDIR)/usr/bin/cnt
	rm -f $(DESTDIR)/usr/share/man/man1/cnt.1
	rm -f $(DESTDIR)/usr/bin/cntsh
	rm -f $(DESTDIR)/usr/share/man/man1/cntsh.1
	rm -f $(DESTDIR)/usr/share/bash-completion/completions/cnt
	rm -f $(DESTDIR)/usr/share/man/man1/container-build-debian.1
	rm -f $(DESTDIR)/usr/share/man/man1/container-build-progress-linux.1
	rm -f $(DESTDIR)/usr/share/man/man1/container-build-mmdebstrap.1

	for FILE in share/sudo/*; \
	do \
		rm -f $(DESTDIR)/etc/sudoers.d/$$(basename $${FILE}); \
	done

	for FILE in share/procps/*; \
	do \
		rm -f $(DESTDIR)/etc/sysctl.d/$$(basename $${FILE}); \
	done

	for FILE in share/needrestart/*; \
	do \
		rm -f $(DESTDIR)/etc/needrestart/conf.d/$$(basename $${FILE}); \
	done

	for FILE in share/logrotate/*; \
	do \
		rm -f $(DESTDIR)/etc/logrotate.d/$$(basename $${FILE}); \
	done

	for FILE in share/bash-completion/*; \
	do \
		rm -f $(DESTDIR)/usr/share/bash-completion/completions/$$(basename $${FILE}); \
	done

	rm -rf $(DESTDIR)/usr/share/doc/$(SOFTWARE)
	rmdir --ignore-fail-on-non-empty --parents $(DESTDIR)/usr/share/doc || true

	rm -rf $(DESTDIR)/usr/share/$(SOFTWARE)
	rmdir --ignore-fail-on-non-empty --parents $(DESTDIR)/usr/share || true

	rm -rf $(DESTDIR)/usr/libexec/$(PROGRAM)
	rmdir --ignore-fail-on-non-empty --parents $(DESTDIR)/usr/libexec || true

	for FILE in bin/*; \
	do \
		rm -f $(DESTDIR)/usr/bin/$$(basename $${FILE}); \
	done
	rmdir --ignore-fail-on-non-empty --parents $(DESTDIR)/usr/bin || true

	rmdir --ignore-fail-on-non-empty --parents $(DESTDIR)/etc/$(SOFTWARE)/config || true
	rmdir --ignore-fail-on-non-empty --parents $(DESTDIR)/etc/$(SOFTWARE)/debconf || true
	rmdir --ignore-fail-on-non-empty --parents $(DESTDIR)/etc/$(SOFTWARE)/hooks || true
	rmdir --ignore-fail-on-non-empty --parents $(DESTDIR)/etc/$(SOFTWARE)/keys || true
	rmdir --ignore-fail-on-non-empty --parents $(DESTDIR)/etc/$(SOFTWARE)/container.conf.d || true
	rmdir --ignore-fail-on-non-empty --parents $(DESTDIR)/etc/$(SOFTWARE) || true
	rmdir --ignore-fail-on-non-empty --parents $(DESTDIR)/etc || true

	rmdir --ignore-fail-on-non-empty --parents $(DESTDIR) || true

clean:
	$(MAKE) -C share/man clean

	rm -f README.txt

distclean:

reinstall: uninstall install