295 lines
11 KiB
Bash
295 lines
11 KiB
Bash
#!/bin/bash
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prog="$(basename "$0")"
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usage() {
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cat >&2 <<-EOF
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usage: $prog [-h] [-U USERNAME] [-P PASSWORD] [-H HOSTNAME] [-D DOMAIN] [-Z POOL] [-S SHARE] [-A ADDONS] [-F]
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installs nasbeery onto your raspberry pi os
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-U USERNAME Username for SSH, Cockpit and SMB Login (default: pi)
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-P PASSWORD Password for SSH, Cockpit and SMB Login (min. 8 chars, default: password prompt)
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-H HOSTNAME Hostname of this nasbeery (default: nasbeery)
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-D DOMAIN Domain name of this nasbeery (default: bashclub.lan)
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-S SHARE Name of the SMB share to create (default: share)
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-A ADDONS Comma separated list of addons to install (ispconfig, docker)
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-F Enforce formatting disks - WARNING: Destroys all existing data
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---------------------------------------------------------------------------
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(C) 2022 nasbeery installer by bashclub (https://github.com/bashclub)
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---------------------------------------------------------------------------
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EOF
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exit $1
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}
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USERNAME=nasbeery
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HOSTNAME=nasbeery
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DOMAIN=bashclub.lan
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FORMAT=0
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ADDONS=
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ZPOOL=tank
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SHARE=share
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BASE_REPO=https://github.com/bashclub/nasbeery
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while getopts "hU:P:H:D:FIZ:S:" opt; do
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case $opt in
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h) usage 0 ;;
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U) USERNAME=$OPTARG ;;
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P) PASSWORD=$OPTARG PASSWORD_REPEAT=$OPTARG ;;
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H) HOSTNAME=$OPTARG ;;
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D) DOMAIN=$OPTARG ;;
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F) FORMAT=1 ;;
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A) ADDONS=$OPTARG ;;
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S) SHARE=$OPTARG ;;
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*) usage 1 ;;
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esac
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done
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shift $((OPTIND-1))
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if [[ $(ls nasbeery.conf) ]]; then
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source nasbeery.conf
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else
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cat << EOF > nasbeery.conf
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USERNAME=$USERNAME
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HOSTNAME=$HOSTNAME
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DOMAIN=$DOMAIN
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FORMAT=$FORMAT
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ADDONS=$ADDONS
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SHARE=$SHARE
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EOF
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fi
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# Change password for Samba and Terminal
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while [[ "$PASSWORD" != "$PASSWORD_REPEAT" || ${#PASSWORD} -lt 8 ]]; do
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PASSWORD=$(whiptail --backtitle "NASBEERY SETUP" --title "Set password!" --passwordbox "${PASSWORD_invalid_message}Please set a password for Terminal, Samba and Backupwireless\n(At least 8 characters!):" 10 75 3>&1 1>&2 2>&3)
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PASSWORD_REPEAT=$(whiptail --backtitle "NASBEERY SETUP" --title "Set password!" --passwordbox "Please repeat the Password:" 10 70 3>&1 1>&2 2>&3)
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PASSWORD_invalid_message="ERROR: Password is too short, or not matching! \n\n"
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done
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# check current zfs state
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if [[ $(lsmod | grep -E ^zfs) ]] && [[ $FORMAT -eq 0 ]]; then
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# module is loaded
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whiptail --title "Possible data loss!" \
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--backtitle "NASBEERY SETUP" \
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--yes-button "PRESERVE DATA" \
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--no-button "FORMAT DISKS!" \
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--yesno "Would you like to preserve you existing ZFS data from a previous installation?" 10 75
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FORMAT=$?
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fi
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echo "Add debian bullseye backports repo"
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echo "deb http://ftp.de.debian.org/debian/ bullseye-backports main contrib non-free" | tee -i /etc/apt/sources.list.d/bulleye-backports.list
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# pin cockpit to buster backports
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echo "Configure apt to install cockpit from backports repo"
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cat << EOF | tee -i /etc/apt/preferences.d/99-cockpit
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Package: cockpit cockpit-*
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Pin: release a=bullseye-backports
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Pin-Priority: 900
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EOF
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# update system and install packages
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echo "Updating package lists"
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apt -qq update
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echo "Installing dist-upgrade"
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DEBIAN_FRONTEND=noninteractive DEBIAN_PRIORITY=critical apt -y -qq -o DPkg::options::="--force-confdef" -o DPkg::options::="--force-confold" dist-upgrade
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echo "Detecting Architecture"
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if [[ $(dpkg --get-selections | grep -m1 "raspberrypi-kernel") ]]; then
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headers="raspberrypi-kernel-headers"
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elif [[ $(dpkg --get-selections | grep -E -m1 "linux-image-current-rockchip64") ]]; then
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headers="linux-headers-current-rockchip64"
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elif [[ $(dpkg --get-selections | grep -E -m1 "linux-image-current-meson64") ]]; then
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headers="linux-headers-current-meson64"
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elif [[ $(dpkg --get-selections | grep -E -m1 "linux-image-edge-meson64") ]]; then
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headers="linux-headers-edge-meson64"
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elif [[ $(dpkg --get-selections | grep -m1 "linux-image-amd64") ]]; then
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headers="linux-headers-amd64"
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fi
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echo "Intalling required packages"
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DEBIAN_FRONTEND=noninteractive DEBIAN_PRIORITY=critical apt -y -qq -o DPkg::options::="--force-confdef" -o DPkg::options::="--force-confold" install $headers ntpdate git apt-transport-https gnupg2 software-properties-common vim htop net-tools dnsutils
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# add extra apt keys
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echo "Add wsdd apt repo key"
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wget -O - https://pkg.ltec.ch/public/conf/ltec-ag.gpg.key | gpg --dearmor | tee -i /etc/apt/trusted.gpg.d/wsdd.gpg
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# add extra apt repos
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echo "Add wsdd apt repo url"
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echo "deb [signed-by=/etc/apt/trusted.gpg.d/wsdd.gpg] https://pkg.ltec.ch/public/ $(lsb_release -cs) main" | tee -i /etc/apt/sources.list.d/wsdd.list
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echo "add 45drives repo key"
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wget -O - https://repo.45drives.com/key/gpg.asc | gpg --dearmor | tee -i /etc/apt/trusted.gpg.d/45drives.gpg
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echo "Add 45drives apt repo url"
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echo "deb [signed-by=/etc/apt/trusted.gpg.d/45drives.gpg arch=amd64] https://repo.45drives.com/debian focal main" > /etc/apt/sources.list.d/45drives.list
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echo "Updating package lists"
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apt -qq update
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DEBIAN_FRONTEND=noninteractive DEBIAN_PRIORITY=critical apt -y -qq -o DPkg::options::="--force-confdef" -o DPkg::options::="--force-confold" install -t bullseye-backports acl samba-dsdb-modules samba-vfs-modules samba winbind wsdd
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echo "Installing cockpit"
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DEBIAN_FRONTEND=noninteractive DEBIAN_PRIORITY=critical apt -y -qq -o DPkg::options::="--force-confdef" -o DPkg::options::="--force-confold" install --no-install-recommends cockpit cockpit-identities cockpit-file-sharing cockpit-navigator cockpit-zfs-manager cockpit-benchmark zfs-dkms zfsutils-linux zfs-auto-snapshot
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echo "Activate zfs module"
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modprobe zfs
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echo "Update time via ntp"
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ntpdate-debian -b > /dev/null
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case $FORMAT in
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0) echo "Your ZFS Data will be preserved";;
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1) echo "Existing data on the drives will be deleted..."
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zpool destroy $ZPOOL
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zpool create -f -o autoexpand=on -o ashift=12 $ZPOOL mirror sda sdb
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echo "Regenerate ssh host keys"
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rm -f /etc/ssh/ssh_host_*
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ssh-keygen -t rsa -b 4096 -f /etc/ssh/ssh_host_rsa_key -N ""
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ssh-keygen -t ed25519 -f /etc/ssh/ssh_host_ed25519_key -N ""
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;;
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255) echo "[ESC] key pressed >> EXIT" && exit;;
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esac
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echo "Hadening ssh service"
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echo "Enable the RSA and ED25519 keys"
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sed -i 's/^\#HostKey \/etc\/ssh\/ssh_host_\(rsa\|ed25519\)_key$/HostKey \/etc\/ssh\/ssh_host_\1_key/g' /etc/ssh/sshd_config
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echo "Remove small Diffie-Hellman moduli"
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awk '$5 >= 3071' /etc/ssh/moduli | tee -i /etc/ssh/moduli.safe
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mv -f /etc/ssh/moduli.safe /etc/ssh/moduli
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echo "Restrict supported key exchange, cipher, and MAC algorithms"
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echo -e "\n# Restrict key exchange, cipher, and MAC algorithms, as per sshaudit.com\n# hardening guide.\nKexAlgorithms curve25519-sha256,curve25519-sha256@libssh.org,diffie-hellman-group16-sha512,diffie-hellman-group18-sha512,diffie-hellman-group-exchange-sha256\nCiphers chacha20-poly1305@openssh.com,aes256-gcm@openssh.com,aes128-gcm@openssh.com,aes256-ctr,aes192-ctr,aes128-ctr\nMACs hmac-sha2-256-etm@openssh.com,hmac-sha2-512-etm@openssh.com,umac-128-etm@openssh.com\nHostKeyAlgorithms ssh-ed25519,ssh-ed25519-cert-v01@openssh.com,sk-ssh-ed25519@openssh.com,sk-ssh-ed25519-cert-v01@openssh.com,rsa-sha2-256,rsa-sha2-512,rsa-sha2-256-cert-v01@openssh.com,rsa-sha2-512-cert-v01@openssh.com" | tee -i /etc/ssh/sshd_config.d/ssh-audit_hardening.conf
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if [ ! $(zfs list $ZPOOL/$SHARE) ] ; then
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echo "Creating $ZPOOL/$SHARE"
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zfs create -o compression=lz4 $ZPOOL/$SHARE
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fi
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echo "Settings permissions on $ZPOOL/$SHARE"
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chmod -R 770 /$ZPOOL
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chown -R $USERNAME:root /$ZPOOL
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echo "Seting hostname and fqdn"
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echo "$HOSTNAME" | tee -i /etc/hostname
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cat << EOF | tee -i /etc/hosts
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# Host addresses
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127.0.0.1 localhost
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127.0.1.1 $HOSTNAME.$DOMAIN $HOSTNAME
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::1 localhost ip6-localhost ip6-loopback
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ff02::1 ip6-allnodes
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ff02::2 ip6-allrouters
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EOF
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echo "Configuring user"
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useradd $USERNAME
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echo "$USERNAME:$PASSWORD" | chpasswd
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smbpasswd -x $USERNAME
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(echo $PASSWORD; echo $PASSWORD) | smbpasswd -a $USERNAME
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usermod -aG $USERNAME
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echo "Writing cockpit configuration"
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cat << EOF | tee -i /etc/cockpit/zfs/config.json
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{
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"#1": "COCKPIT ZFS MANAGER",
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"#2": "WARNING: DO NOT EDIT, AUTO-GENERATED CONFIGURATION",
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"cockpit": {
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"manage": true
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},
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"disks": {
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"base2": false
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},
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"loglevel": "2",
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"samba": {
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"manage": true,
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"windowscompatibility": true
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},
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"updates": {
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"check": true
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},
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"zfs": {
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"filesystem": {
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"cloneorigin": false,
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"quotarestrict": true,
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"readonlylockdown": false,
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"snapshotactions": true
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},
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"snapshot": {
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"filesystemlist": true
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},
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"status": {
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"errorcolors": true,
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"trimunsupported": false
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},
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"storagepool": {
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"activetab": 1,
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"boot": true,
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"bootlockdown": true,
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"count": true,
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"refreshall": false,
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"root": true
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}
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}
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}
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EOF
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if [[ $(ls /etc/cockpit/zfs/shares.conf) ]]; then
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echo "Creating cockpit zfs shares conf"
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cat << EOF | tee -i /etc/cockpit/zfs/shares.conf
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# COCKPIT ZFS MANAGER
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# WARNING: DO NOT EDIT, AUTO-GENERATED CONFIGURATION
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EOF
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fi
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echo "Configure zfs-auto-snapshot: change retention from 24 to 48h and 12 to 3 months"
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sed -i 's/24/48/g' /etc/cron.hourly/zfs-auto-snapshot
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sed -i 's/12/3/g' /etc/cron.monthly/zfs-auto-snapshot
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echo "Configure RAID led"
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echo -e 'PATH="/usr/bin:/bin:/usr/local/sbin:/usr/sbin:/sbin"\n*/1 * * * * root echo 14 > /sys/class/gpio/export 2> /dev/null;echo out > /sys/class/gpio/gpio14/direction ; zpool import -fa -d /dev/ > /dev/null; zpool list| grep -q ONLINE; echo \$? > /sys/class/gpio/gpio14/value' | tee -i /etc/cron.d/raidled
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echo "Write samba server configuration"
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cat << EOF | tee -i /etc/samba/smb.conf
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[global]
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include = registry
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EOF
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cat << EOF | tee -i /etc/samba/import.templates
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[global]
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workgroup = WORKGROUP
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log file = /var/log/samba/log.%m
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max log size = 1000
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logging = file
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panic action = /usr/share/samba/panic-action %d
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server role = standalone server
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obey pam restrictions = yes
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unix password sync = yes
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passwd program = /usr/bin/passwd %u
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passwd chat = *Enter\snew\s*\password:* %n\n *Retype\snew\s*\spassword:* %n\n *password\supdated\ssuccessfully* .
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pam password change = yes
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map to guest = bad user
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vfs objects = shadow_copy2
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shadow: snapdir = .zfs/snapshot
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shadow: sort = desc
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shadow: format = -%Y-%m-%d-%H%M
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shadow: snapprefix = ^zfs-auto-snap_\(frequent\)\{0,1\}\(hourly\)\{0,1\}\(daily\)\{0,1\}\(weekly\)\{0,1\}\(monthly\)\{0,1\}
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shadow: delimiter = -20
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[$SHARE]
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comment = Main Share
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path = /$ZPOOL/$SHARE
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read only = No
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create mask = 0660
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directory mask = 0770
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EOF
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net conf import /etc/samba/import.template
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#### PLUGIN INSTALLATION ####
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for addon in $ADDONS; do
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wget -O ./$addon $base_repo/raw/main/plugins/$addon
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bash ./$addon -Z $ZPOOL
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done
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echo "Restart samba services"
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systemctl enable smbd nmbd wsdd
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echo "############################################"
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echo "nasbeery installation finished! rebooting..."
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echo "############################################"
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reboot
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