refactor for (pre fetch apply switchover) 1.0 release
This commit is contained in:
380
SetupNewSystem.sh
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380
SetupNewSystem.sh
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#!/usr/bin/bash
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# Standard strict mode and error handling boilderplate...
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#set -e
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#set -o pipefail
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#set -o functrace
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# Start actual script logic here...
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#################
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#Global variables
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#################
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export SUBODEV_CHECK
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SUBODEV_CHECK="$(getent passwd|grep -c subodev)"
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export LOCALUSER_CHECK
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LOCALUSER_CHECK="$(getent passwd|grep -c localuser)"
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function pi-detect()
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{
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echo Now running "$FUNCNAME"....
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if [ -f /sys/firmware/devicetree/base/model ] ; then
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export IS_RASPI="1"
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fi
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if [ ! -f /sys/firmware/devicetree/base/model ] ; then
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export IS_RASPI="0"
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fi
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echo Completed running "$FUNCNAME"
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}
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function global-oam()
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{
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echo Now running "$FUNCNAME"....
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curl --silent https://dl.knownelement.com/FetchApplyDistPoint/distro > /usr/local/bin/distro && chmod +x /usr/local/bin/distro
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curl --silent https://dl.knownelement.com/FetchApplyDistPoint/up2date.sh > /usr/local/bin/up2date.sh && chmod +x /usr/local/bin/up2date.sh
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rm -rf /usr/local/librenms-agent
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curl --silent https://dl.knownelement.com/FetchApplyDistPoint/librenms.tar.gz > /usr/local/librenms.tar.gz
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cd /usr/local && tar xfz librenms.tar.gz && rm -f /usr/local/librenms.tar.gz
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cd - || exit
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echo Completed running "$FUNCNAME"
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}
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function global-systemServiceConfigurationFiles()
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{
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echo Now running "$FUNCNAME"....
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curl --silent https://dl.knownelement.com/FetchApplyDistPoint/tsys-zshrc > /etc/zshrc
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curl --silent https://dl.knownelement.com/FetchApplyDistPoint/aliases > /etc/aliases
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curl --silent https://dl.knownelement.com/FetchApplyDistPoint/rsyslog.conf > /etc/rsyslog.conf
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curl --silent https://dl.knownelement.com/FetchApplyDistPoint/tsys-sshd-config > /etc/ssh/sshd_config
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curl --silent https://dl.knownelement.com/FetchApplyDistPoint/ssh-audit_hardening.conf > /etc/ssh/sshd_config.d/ssh-audit_hardening.conf
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export ROOT_SSH_DIR="/root/.ssh"
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export LOCALUSER_SSH_DIR="/home/localuser/.ssh"
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export SUBODEV_SSH_DIR="/home/subodev/.ssh"
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if [ ! -d $ROOT_SSH_DIR ]; then
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mkdir /root/.ssh/
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curl --silent https://dl.knownelement.com/FetchApplyDistPoint/ssh-authorized-keys > /root/.ssh/authorized_keys \
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&& chmod 400 /root/.ssh/authorized_keys \
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&& chown root: /root/.ssh/authorized_keys
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fi
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if [ "$LOCALUSER_CHECK" = 1 ]; then
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if [ ! -d $LOCALUSER_SSH_DIR ]; then
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mkdir -p /home/localuser/.ssh/
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fi
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curl --silent https://dl.knownelement.com/FetchApplyDistPoint/ssh-authorized-keys > /home/localuser/.ssh/authorized_keys \
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&& chown localuser /home/localuser/.ssh/authorized_keys \
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&& chmod 400 /home/localuser/.ssh/authorized_keys
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fi
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if [ "$SUBODEV_CHECK" = 1 ]; then
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if [ ! -d $SUBODEV_SSH_DIR ]; then
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mkdir /home/subodev/.ssh/
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fi
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curl --silent https://dl.knownelement.com/FetchApplyDistPoint/ssh-authorized-keys > /home/subodev/.ssh/authorized_keys \
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&& chmod 400 /home/subodev/.ssh/authorized_keys \
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&& chown subodev: /home/subodev/.ssh/authorized_keys
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fi
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newaliases
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echo Completed running "$FUNCNAME"
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}
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function global-installPackages()
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{
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echo Now running "$FUNCNAME"....
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# Setup webmin repo, used for RBAC/2fa PAM
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curl https://raw.githubusercontent.com/webmin/webmin/master/webmin-setup-repo.sh > /tmp/webmin-setup.sh
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sh /tmp/webmin-setup.sh -f && rm -f /tmp/webmin-setup.sh
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# Setup lynis repo, used for sec ops/compliance
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echo "deb https://packages.cisofy.com/community/lynis/deb/ stable main" > /etc/apt/sources.list.d/cisofy-lynis.list
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curl --silent --insecure -s https://packages.cisofy.com/keys/cisofy-software-public.key | apt-key add -
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# Setup tailscale
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curl -fsSL https://pkgs.tailscale.com/stable/debian/bookworm.noarmor.gpg | sudo tee /usr/share/keyrings/tailscale-archive-keyring.gpg >/dev/null
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curl -fsSL https://pkgs.tailscale.com/stable/debian/bookworm.tailscale-keyring.list | sudo tee /etc/apt/sources.list.d/tailscale.list
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#
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#Patch the system
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#
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/usr/local/bin/up2date.sh
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#Remove stuff we don't want
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#export DEBIAN_FRONTEND="noninteractive" && apt-get -qq --yes -o Dpkg::Options::="--force-confold" --purge remove nano
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# add stuff we want
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export DEBIAN_FRONTEND="noninteractive" && apt-get -qq --yes -o Dpkg::Options::="--force-confold" install \
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virt-what \
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htop \
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dstat \
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snmpd \
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ncdu \
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iftop \
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acct \
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nethogs \
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sysstat \
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ngrep \
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lsb-release \
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screen \
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tailscale \
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tmux \
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vim \
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command-not-found \
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lldpd \
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net-tools \
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dos2unix \
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gpg \
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molly-guard \
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fail2ban \
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lshw \
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sudo \
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mailutils \
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clamav \
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sl \
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rsyslog \
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logwatch \
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git \
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rsync \
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net-tools \
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tshark \
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tcpdump \
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lynis \
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glances \
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zsh \
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zsh-autosuggestions \
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zsh-syntax-highlighting \
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fonts-powerline \
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webmin \
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usermin \
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iotop \
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tuned \
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cockpit \
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iptables \
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netfilter-persistent \
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iptables-persistent \
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postfix \
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telnet
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export KALI_CHECK
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KALI_CHECK="$(distro |grep -c kali)"
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if [ "$KALI_CHECK" = 0 ]; then
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export DEBIAN_FRONTEND="noninteractive" && apt-get -qq --yes -o Dpkg::Options::="--force-confold" install \
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ntpdate \
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ntp
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fi
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if [ "$KALI_CHECK" = 1 ]; then
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export DEBIAN_FRONTEND="noninteractive" && apt-get -qq --yes -o Dpkg::Options::="--force-confold" install \
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ntpsec-ntpdate \
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ntpsec
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fi
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export VIRT_TYPE
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VIRT_TYPE="$(virt-what)"
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export VIRT_GUEST
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VIRT_GUEST="$(echo "$VIRT_TYPE"|egrep 'hyperv|kvm' )"
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export KVM_GUEST
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KVM_GUEST="$(echo "$VIRT_TYPE"|grep 'kvm')"
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if [[ $KVM_GUEST = 1 ]]; then
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apt -y install qemu-guest-agent
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fi
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export PHYSICAL_HOST
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PHYSICAL_HOST="$(dmidecode -t System|grep -c Dell)"
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if [[ $PHYSICAL_HOST -gt 0 ]]; then
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export DEBIAN_FRONTEND="noninteractive" && apt-get -qq --yes -o Dpkg::Options::="--force-confold" install \
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i7z \
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thermald \
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cpupower
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# power-profiles-daemon
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fi
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echo Completed running "$FUNCNAME"
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}
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function global-postPackageConfiguration()
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{
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echo Now running "$FUNCNAME"
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apt-file update
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systemctl stop postfix
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curl --silent https://dl.knownelement.com/FetchApplyDistPoint/postfix_generic> /etc/postfix/generic
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dos2unix /etc/postfix/generic
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postmap /etc/postfix/generic
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postconf -e "inet_protocols = ipv4"
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postconf -e "inet_interfaces = 127.0.0.1"
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postconf -e "mydestination= 127.0.0.1"
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postconf -e "relayhost = tsys-cloudron.knel.net"
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postconf -e "smtp_generic_maps = hash:/etc/postfix/generic"
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# smtp_generic_maps = hash:/etc/postfix/generic
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systemctl restart postfix
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#This is under test/dev and may fail
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echo "hi from root to root" | mail -s "hi directly to root from $(hostname)" root
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chsh -s $(which zsh) root
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if [ "$LOCALUSER_CHECK" = 1 ]; then
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chsh -s "$(which zsh)" localuser
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fi
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if [ "$SUBODEV_CHECK" = 1 ]; then
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chsh -s "$(which zsh)" localuser
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fi
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###Post package deployment bits
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curl --silent https://dl.knownelement.com/FetchApplyDistPoint/dhclient.conf > /etc/dhcp/dhclient.conf
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systemctl stop snmpd && /etc/init.d/snmpd stop
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curl --silent https://dl.knownelement.com/FetchApplyDistPoint/snmp-sudo.conf > /etc/sudoers.d/Debian-snmp
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sed -i "s|-Lsd|-LS6d|" /lib/systemd/system/snmpd.service
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pi-detect
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if [ $IS_RASPI = 1 ] ; then
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curl --silent https://dl.knownelement.com/FetchApplyDistPoint/snmpd-rpi.conf > /etc/snmp/snmpd.conf
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fi
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if [ $IS_RASPI != 1 ] ; then
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curl --silent https://dl.knownelement.com/FetchApplyDistPoint/snmpd.conf > /etc/snmp/snmpd.conf
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fi
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systemctl daemon-reload && systemctl restart snmpd && /etc/init.d/snmpd restart
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systemctl stop rsyslog
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systemctl start rsyslog
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logger "hi hi from $(hostname)"
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if [ "$KALI_CHECK" -eq 0 ]; then
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curl --silent https://dl.knownelement.com/FetchApplyDistPoint/ntp.conf > /etc/ntpsec/ntp.conf
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systemctl restart ntp
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fi
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if [ "$KALI_CHECK" -eq 1 ]; then
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curl --silent https://dl.knownelement.com/FetchApplyDistPoint/ntp.conf > /etc/ntp.conf
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systemctl restart ntpsec.service
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fi
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systemctl enable
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systemctl stop postfix
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systemctl start postfix
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/usr/sbin/accton on
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#if [ $PHYSICAL_HOST -gt 0 ]; then
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# power-profiles-daemon
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# powerprofilesctl set performance
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#tsys1# systemctl enable power-profiles-daemon
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#tsys1# systemctl start power-profiles-daemon
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#fi
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if [ "$VIRT_GUEST" = 1 ]; then
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tuned-adm profile virtual-guest
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fi
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echo Completed running "$FUNCNAME"
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}
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function secharden-auto-upgrade()
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{
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echo Now running "$FUNCNAME...."
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echo Completed running "$FUNCNAME"
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}
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function secharden-2fa()
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{
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echo Now running "$FUNCNAME"....
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echo Completed running "$FUNCNAME"
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}
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function secharden-ssh()
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{
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echo Now running "$FUNCNAME"....
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iptables -I INPUT -p tcp --dport 22 -m state --state NEW -m recent --set
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iptables -I INPUT -p tcp --dport 22 -m state --state NEW -m recent --update --seconds 10 --hitcount 10 -j DROP
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ip6tables -I INPUT -p tcp --dport 22 -m state --state NEW -m recent --set
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ip6tables -I INPUT -p tcp --dport 22 -m state --state NEW -m recent --update --seconds 10 --hitcount 10 -j DROP
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service netfilter-persistent save
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echo Completed running "$FUNCNAME"
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}
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function secharden-scap-stig()
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{
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echo Now running "$FUNCNAME"....
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echo Completed running "$FUNCNAME"
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}
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####################################################################################################
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# RUn the various functions in the correct order
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####################################################################################################
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global-oam
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global-systemServiceConfigurationFiles
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global-installPackages
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global-postPackageConfiguration
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secharden-ssh
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#######################################
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#Coming soon...
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#######################################
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#secharden-auto-upgrade
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#secharden-2fa
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#Coming very soon, 2fa for webmin/cockpit/ssh
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#libpam-google-authenticator
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#https://www.ogselfhosting.com/index.php/2024/03/21/enabling-2fa-for-cockpit/
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#https://webmin.com/docs/modules/webmin-configuration/#two-factor-authentication
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#https://www.digitalocean.com/community/tutorials/how-to-set-up-multi-factor-authentication-for-ssh-on-ubuntu-18-04
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#secharden-scap-stig
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#auth-cloudron-ldap
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Reference in New Issue
Block a user