#!/bin/sh
# It's very important to set user/group correctly.

git_dir='/var/lib/gitlab'

if ! getent group git 1>/dev/null; then
	echo '* Creating group git' 1>&2

	addgroup -S git
fi

if ! id git 2>/dev/null 1>&2; then
	echo '* Creating user git' 1>&2

	adduser -DHS -G git -h "$git_dir" -s /bin/sh  \
		-g "added by apk for gitlab-foss" git
	passwd -u git 1>/dev/null  # unlock
fi

if ! id -Gn git | grep -Fq redis; then
	echo '* Adding user git to group redis' 1>&2

	addgroup git redis
fi

if [ "$(id -gn git)" != 'git' ]; then
	cat >&2 <<-EOF
	!!
	!! User git has primary group $(id -gn git). We strongly recommend to change
	!! git's primary group to git, otherwise GitLab may not work correctly.
	!!
	EOF

	# Add it at least as a supplementary group.
	adduser git git
fi

user_home="$(getent passwd git | cut -d: -f6)"

if [ "$user_home" != "$git_dir" ]; then
	cat >&2 <<-EOF
	!!
	!! User git has home directory in $user_home, but this package assumes
	!! $git_dir. Although it's possible to use a different directory,
	!! it's really not easy.
	!!
	!! Please change git's home directory to $git_dir, or adjust settings
	!! and move files yourself. Otherwise GitLab will not work!
	!!
	EOF
fi

exit 0