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falco/scripts/rpm/postinstall.in
2022-10-07 14:47:00 +02:00

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#
# Copyright (C) 2022 The Falco Authors.
#
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
set -e
mod_version="@DRIVER_VERSION@"
dkms add -m falco -v $mod_version --rpm_safe_upgrade
if [ `uname -r | grep -c "BOOT"` -eq 0 ] && [ -e /lib/modules/`uname -r`/build/include ]; then
dkms build -m falco -v $mod_version
dkms install --force -m falco -v $mod_version
elif [ `uname -r | grep -c "BOOT"` -gt 0 ]; then
echo -e ""
echo -e "Module build for the currently running kernel was skipped since you"
echo -e "are running a BOOT variant of the kernel."
else
echo -e ""
echo -e "Module build for the currently running kernel was skipped since the"
echo -e "kernel source for this kernel does not seem to be installed."
fi
# validate rpm macros by `rpm -qp --scripts <rpm>`
# RPM scriptlets: https://docs.fedoraproject.org/en-US/packaging-guidelines/Scriptlets/#_systemd
# https://docs.fedoraproject.org/en-US/packaging-guidelines/Scriptlets/#_syntax
# systemd_post macro expands to
# if postinst:
# `systemd-update-helper install-system-units <service>`
%systemd_post 'falco.service'
# post install mirrored from .deb
if [ $1 -eq 1 ]; then
# This will only remove masks created on package removal.
/usr/bin/systemctl --system unmask 'falco.service' >/dev/null || true
# enable falco on installation
# note: DEB postinstall script checks for changed symlinks
/usr/bin/systemctl --system enable 'falco.service' >/dev/null || true
# start falco on installation
/usr/bin/systemctl --system start 'falco.service' >/dev/null || true
fi
# post upgrade mirrored from .deb
if [ $1 -gt 1 ]; then
if [ -d /run/systemd/system ]; then
/usr/bin/systemctl --system daemon-reload >/dev/null || true
# restart falco on upgrade if service is already running
/usr/bin/systemctl --system condrestart 'falco.service' >/dev/null || true
fi
fi