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#!/bin/sh
# -*- coding: utf-8 -*-
basedir="$(realpath "$0" | xargs dirname)"
info()
{
echo "--- $*"
}
error()
{
echo "=== ERROR: $*" >&2
}
warning()
{
echo "=== WARNING: $*" >&2
}
die()
{
error "$*"
exit 1
}
do_install()
{
info "install $*"
install "$@" || die "Failed install $*"
}
do_systemctl()
{
info "systemctl $*"
systemctl "$@" || die "Failed to systemctl $*"
}
do_chown()
{
info "chown $*"
chown "$@" || die "Failed to chown $*"
}
do_chmod()
{
info "chmod $*"
chmod "$@" || die "Failed to chmod $*"
}
try_systemctl()
{
info "systemctl $*"
systemctl "$@" 2>/dev/null
}
do_chown()
{
info "chown $*"
chown "$@" || die "Failed to chown $*"
}
do_chmod()
{
info "chmod $*"
chmod "$@" || die "Failed to chmod $*"
}
entry_checks()
{
[ -d "$target" ] || die "letmein is not built! Run ./build.sh"
[ "$(id -u)" = "0" ] || die "Must be root to install letmein."
if ! grep -qe '^letmeind:' /etc/passwd; then
die "The system user 'letmeind' does not exist in /etc/passwd. Please run ./create-user.sh"
fi
if ! grep -qe '^letmeind:' /etc/group; then
die "The system group 'letmeind' does not exist in /etc/group. Please run ./create-user.sh"
fi
}
stop_services()
{
try_systemctl stop letmeind.socket
try_systemctl stop letmeind.service
try_systemctl stop letmeinfwd.socket
try_systemctl stop letmeinfwd.service
try_systemctl disable letmeind.service
try_systemctl disable letmeind.socket
try_systemctl disable letmeinfwd.service
try_systemctl disable letmeinfwd.socket
}
start_services()
{
do_systemctl start letmeinfwd.socket
do_systemctl start letmeinfwd.service
do_systemctl start letmeind.socket
do_systemctl start letmeind.service
}
install_dirs()
{
do_install \
-o root -g root -m 0755 \
-d /opt/letmein/bin
do_install \
-o root -g root -m 0755 \
-d /opt/letmein/etc
}
install_conf()
{
if [ -e /opt/letmein/etc/letmeind.conf ]; then
do_chown root:letmeind /opt/letmein/etc/letmeind.conf
do_chmod 0640 /opt/letmein/etc/letmeind.conf
else
do_install \
-o root -g letmeind -m 0640 \
"$basedir/letmeind/letmeind.conf" \
/opt/letmein/etc/letmeind.conf
fi
}
install_letmeinfwd()
{
do_install \
-o root -g root -m 0755 \
"$target/letmeinfwd" \
/opt/letmein/bin/
do_install \
-o root -g root -m 0644 \
"$basedir/letmeinfwd/letmeinfwd.service" \
/etc/systemd/system/
do_install \
-o root -g root -m 0644 \
"$basedir/letmeinfwd/letmeinfwd.socket" \
/etc/systemd/system/
do_systemctl enable letmeinfwd.socket
do_systemctl enable letmeinfwd.service
}
install_letmeind()
{
do_install \
-o root -g root -m 0755 \
"$target/letmeind" \
/opt/letmein/bin/
do_install \
-o root -g root -m 0644 \
"$basedir/letmeind/letmeind.service" \
/etc/systemd/system/
do_install \
-o root -g root -m 0644 \
"$basedir/letmeind/letmeind.socket" \
/etc/systemd/system/
do_systemctl enable letmeind.socket
do_systemctl enable letmeind.service
}
release="release"
while [ $# -ge 1 ]; do
case "$1" in
--debug|-d)
release="debug"
;;
--release|-r)
release="release"
;;
*)
die "Invalid option: $1"
;;
esac
shift
done
target="$basedir/target/$release"
entry_checks
stop_services
install_dirs
install_conf
install_letmeinfwd
install_letmeind
start_services
# vim: ts=4 sw=4 expandtab
|
