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|
#!/bin/bash
#
# Copyright (C) 2013-2022 Draios Inc dba Sysdig.
#
# This file is part of Sysdig.
#
# 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
SYSDIG_REPOSITORY_NAME="stable"
function install_rpm {
if ! hash curl > /dev/null 2>&1; then
echo "* Installing curl"
yum -q -y install curl
fi
if ! yum -q list dkms > /dev/null 2>&1; then
echo "* Installing EPEL repository (for DKMS)"
if [ $VERSION -eq 8 ]; then
rpm --quiet -i https://dl.fedoraproject.org/pub/epel/epel-release-latest-8.noarch.rpm
elif [ $VERSION -eq 7 ]; then
rpm --quiet -i https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm
else
rpm --quiet -i https://mirrors.kernel.org/fedora-epel/6/i386/epel-release-6-8.noarch.rpm
fi
fi
echo "* Installing Sysdig public key"
rpm --quiet --import https://download.sysdig.com/DRAIOS-GPG-KEY.public
echo "* Installing Sysdig repository"
curl -s -o /etc/yum.repos.d/draios.repo "https://download.sysdig.com/$SYSDIG_REPOSITORY_NAME/rpm/draios.repo"
echo "* Installing kernel headers"
KERNEL_VERSION=$(uname -r)
if [[ $KERNEL_VERSION == *PAE* ]]; then
yum -q -y install kernel-PAE-devel-${KERNEL_VERSION%.PAE} || kernel_warning
elif [[ $KERNEL_VERSION == *stab* ]]; then
# It's OpenVZ kernel and we should install another package
yum -q -y install vzkernel-devel-$KERNEL_VERSION || kernel_warning
elif [[ $KERNEL_VERSION == *uek* ]]; then
yum -q -y install kernel-uek-devel-$KERNEL_VERSION || kernel_warning
else
yum -q -y install kernel-devel-$KERNEL_VERSION || kernel_warning
fi
echo "* Installing Sysdig"
yum -q -y install sysdig
}
function install_deb {
export DEBIAN_FRONTEND=noninteractive
if ! hash curl > /dev/null 2>&1; then
echo "* Installing curl"
apt-get -qq -y install curl < /dev/null
fi
echo "* Installing Sysdig public key"
curl -s https://download.sysdig.com/DRAIOS-GPG-KEY.public | apt-key add -
echo "* Installing Sysdig repository"
curl -s -o /etc/apt/sources.list.d/draios.list "https://download.sysdig.com/$SYSDIG_REPOSITORY_NAME/deb/draios.list"
apt-get -qq update < /dev/null
echo "* Installing kernel headers"
apt-get -qq -y install linux-headers-$(uname -r) < /dev/null || kernel_warning
echo "* Installing Sysdig"
apt-get -qq -y install sysdig < /dev/null
}
function unsupported {
echo 'Unsupported operating system. Please consider writing to the mailing list at'
echo 'https://groups.google.com/forum/#!forum/sysdig or trying the manual'
echo 'installation.'
exit 1
}
function kernel_warning {
echo "Unable to find kernel development files for the current kernel version" $(uname -r)
echo "This usually means that your system is not up-to-date or you installed a custom kernel version."
echo "The installation will continue but you'll need to install these yourself in order to use Sysdig."
echo 'Please write to the mailing list at https://groups.google.com/forum/#!forum/sysdig'
echo "if you need further assistance."
}
if [ $(id -u) != 0 ]; then
echo "Installer must be run as root (or with sudo)."
exit 1
fi
echo "* Detecting operating system"
ARCH=$(uname -m)
if [[ ! $ARCH = *86 ]] && [ ! $ARCH = "x86_64" ] && [ ! $ARCH = "s390x" ]; then
unsupported
fi
if [ $ARCH = "s390x" ]; then
echo "------------"
echo "WARNING: A Docker container is the only officially supported platform on s390x"
echo "------------"
fi
if [ -f /etc/debian_version ]; then
if [ -f /etc/lsb-release ]; then
. /etc/lsb-release
DISTRO=$DISTRIB_ID
VERSION=${DISTRIB_RELEASE%%.*}
else
DISTRO="Debian"
VERSION=$(cat /etc/debian_version | cut -d'.' -f1)
fi
case "$DISTRO" in
"Ubuntu")
if [ $VERSION -ge 10 ]; then
install_deb
else
unsupported
fi
;;
"LinuxMint")
if [ $VERSION -ge 9 ]; then
install_deb
else
unsupported
fi
;;
"Debian")
if [ $VERSION -ge 6 ]; then
install_deb
elif [[ $VERSION == *sid* ]]; then
install_deb
else
unsupported
fi
;;
*)
unsupported
;;
esac
elif [ -f /etc/system-release-cpe ]; then
DISTRO=$(cat /etc/system-release-cpe | cut -d':' -f3)
# New Amazon Linux 2 distro
if [[ -f /etc/image-id ]]; then
AMZ_AMI_VERSION=$(cat /etc/image-id | grep 'image_name' | cut -d"=" -f2 | tr -d "\"")
fi
if [[ "${DISTRO}" == "o" ]] && [[ ${AMZ_AMI_VERSION} = *"amzn2"* ]]; then
DISTRO=$(cat /etc/system-release-cpe | cut -d':' -f4)
fi
VERSION=$(cat /etc/system-release-cpe | cut -d':' -f5 | cut -d'.' -f1 | sed 's/[^0-9]*//g')
case "$DISTRO" in
"oracle" | "centos" | "redhat")
if [ $VERSION -ge 6 ]; then
install_rpm
else
unsupported
fi
;;
"amazon")
install_rpm
;;
"fedoraproject")
if [ $VERSION -ge 13 ]; then
install_rpm
else
unsupported
fi
;;
*)
unsupported
;;
esac
else
unsupported
fi
modprobe -r scap
|
