# Note: Comments are unindented to not be printed during the installation

.PHONY: install uninstall
CLASS_FILE = /etc/login.conf.d/i2pd

install:
# This command verifies if the group _i2pd exists. If it doesn't, it creates
# it with gid 838.
	groupinfo -e _i2pd || groupadd -g 838 _i2pd

# These commands verify if the user _i2pd exists. If it doesn't, it creates
# it with uid 838, default group 838 (which is _i2pd), login class "i2pd"
# (created manually before running this script), comment "i2pd account",
# home directory /var/lib/i2pd, and login shell /sbin/nologin (which forbids
# it from loging in). The mkdir and chown are used instead of the -m option
# of useradd in case /var/lib/i2pd already existed before the execution of
# this make target.
	mkdir -p /var/lib/i2pd
	userinfo -e _i2pd || useradd -u 838 -g 838 -L i2pd \
	-c "i2pd account" -d /var/lib/i2pd -s /sbin/nologin _i2pd
	chown -R _i2pd:_i2pd /var/lib/i2pd

# This command adds a new login class allowing _i2pd to open more files
# simultaneously if the version of OpenBSD is 7.1 or newer. For older
# versions, the modification needs to be done manually in /etc/login.conf.
	if [ $$(echo "$$(uname -r) >= 7.1" | bc) = 1 ]; then \
		echo "i2pd:\\"                    >  $(CLASS_FILE); \
		echo "\t:openfiles-cur=102400:\\" >> $(CLASS_FILE); \
		echo "\t:openfiles-max=102400:\\" >> $(CLASS_FILE); \
		echo "\t:tc=daemon:"              >> $(CLASS_FILE); \
	fi

# This command copies the RC script in the RC script folder to allow I2Pd to
# be managed by the service supervisor.
	install -o root -g bin -m 555 i2pd /etc/rc.d/i2pd



uninstall:
# This command removes the RC script.
	rcctl disable i2pd
	rm /etc/rc.d/i2pd

# This command removes the i2pd login class.
	rm $(CLASS_FILE)

# This command removes the _i2pd user and its home.
	userdel -r _i2pd

# This command removes the _i2pd group.
	groupdel _i2pd