155 lines
4.9 KiB
Bash
Executable File
155 lines
4.9 KiB
Bash
Executable File
#!/bin/bash
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# Automatisation d'installation et configuration de BackupPC pour Windows 10 {{{
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# via Bash on Ubuntu
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# Institut de Physique de Rennes UMR6251
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# Jérémy Gardais − Mail 2019
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# }}}
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# How-to use {{{
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# With PowerShell
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## This script can be launch with PowerShell :
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## bash -c "./install_backuppc_windows_bash_on_linux.sh"
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# }}}
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# Variable {{{
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## Valeur de fin
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SUCCESS=0
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ERROR=1
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backuppc_user="backuppc"
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backuppc_homedir="/var/lib/backuppc"
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backuppc_sshkey="from=\"129.20.203.16\" ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDIhMc8ixQXfWDACJy4q0v8T877UxahhCjO51PQFzylwVpf88LX3yWeDrWIW0NRu0zoSm396mig918OpD5ggqML/QbYbQsoDdAFUV/tK4JU6UJgEQIl25MOcUBCFepsFBGS09CH/V07xSUqSP/+beeTRLNO2CQzk3S2y3YfkXpM7KmOGfeLgoCaQAcxIkgLXeM3TpCZEzJDlZ8c8k/DjVvsgwCpQktYzNo2b37KHLLfgyW9KSo6N9sReUuNQjS6lu8rjrXfc6+J0pY2D6IxWptTWL/JVrhFCUqe4QQy+xYjoR41wqnAQyl/kOcyBNhSvojMKwQT6vlPwru6pOno16/X backuppc@backuppc.ipr.univ-rennes1.fr"
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## Couleur {{{
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BLACK='\033[49;30m'
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BLACKB='\033[49;90m'
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RED='\033[0;31m'
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REDB='\033[1;31m'
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GREEN='\033[0;32m'
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YELLOW='\033[0;33m'
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BLUE='\033[94;49m'
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MAGENTA='\033[0;35m'
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CYAN='\033[36;49m'
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WHITE='\033[0;37m'
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BOLD='\033[1m'
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RESET='\033[0m'
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## }}}
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# }}}
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# Fonctions {{{
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function getMainBackupDir() ## {{{
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{
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local input_dir
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local backup_dir
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printf '%b' "${GREEN}Merci de saisir ici (copier/coller avec le clic droit), le chemin du dossier à sauvegarder :${RESET} "
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read -r input_dir
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### Transform Windows path to Unix path
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backup_dir=$(wslpath "${input_dir}")
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### Verify the directory exist
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if [ ! -d "${backup_dir}" ]; then
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printf '%b' "${BOLD}${input_dir} ne semble pas être un dossier. Merci de vérifier votre saisie.${RESET}\\n"
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return "${ERROR}"
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fi
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}
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## }}}
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function addUserForBackuppc() ## {{{
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{
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local userLogin="${1}" ### eg. 'backuppc'
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local userHomedir="${2}" ### eg. '/var/lib/backuppc'
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if ! getent passwd "${userLogin}" > /dev/null 2>&1; then
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printf '%b' "${BOLD}L'utilisateur ${userLogin} n'existe pas, tentative de création.${RESET}\\n"
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useradd --system --shell /bin/sh --home-dir "${userHomedir}/" --create-home -- "${userLogin}"
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fi
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chown -R -- "${userLogin}:" "${userHomedir}"
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}
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## }}}
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function manageSshKeyForBackuppc() ## {{{
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{
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local userLogin="${1}" ### eg. 'backuppc'
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local backuppcSshKey="${2}" ### eg. 'AAAAA...
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local userHomedir
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userHomedir="$(getent passwd "${userLogin}" | cut -d: -f6)"
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### Create ssh directory for BackupPC's user
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mkdir -p -- "${userHomedir}/.ssh"
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chmod 0700 -- "${userHomedir}/.ssh"
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printf '%b' "${backuppcSshKey}" > "${userHomedir}/.ssh/authorized_keys"
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chmod 0600 -- "${userHomedir}/.ssh/authorized_keys"
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chown -R -- "${userLogin}:" "${userHomedir}"
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}
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## }}}
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function ensureSshdIsInstalled() ## {{{
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{
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### `command -v sshd` still return old value even after openssh-server was removed
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### So we can't be sure of openssh-server state.
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if ! hash sshd 2>/dev/null; then
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printf '%b' "${BOLD}openssh-server non installé, tentative d'installation.${RESET}\\n"
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if [ $(command -v aptitude) ]; then aptitude install -y --quiet=5 -- openssh-server > /dev/null
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elif [ $(command -v apt) ]; then apt install -y openssh-server > /dev/null
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elif [ $(command -v yum) ]; then yum install -y openssh-server
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elif [ $(command -v zypper) ]; then zypper install -y openssh-server
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else
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printf '%b' "${REDB}Merci d’installer openssh-server sur votre machine, installation annulée.${RESET}\\n"
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return "$ERROR"
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fi
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fi
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}
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## }}}
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function ensureSshdIsRunning() ## {{{
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{
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### Ensure to completely restart sshd
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service ssh --full-restart > /dev/null
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}
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## }}}
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# }}}
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# Récupération des informations de l'utilisateur {{{
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getMainBackupDir
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if [ "$?" != "${SUCCESS}" ]; then
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printf '%b' "${REDB}La récupération du dossier principal à sauvegarder a échouée, installation annulée.${RESET}\\n"
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exit "${ERROR}"
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fi
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# }}}
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# Gestion des paquets {{{
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## Mettre à jour les dépôts
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apt update -- > /dev/null 2>&1
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## Installer aptitude
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### aptitude permet une meilleure résolution des dépendances/erreurs/... que apt
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### apt-get est déprécié au profit de apt ou aptitude
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apt install -y -- aptitude > /dev/null 2>&1
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## Mettre à jour le système
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aptitude full-upgrade -y --quiet=5 > /dev/null
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# }}}
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# Gestion de l'utilisateur pour BackupPC {{{
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addUserForBackuppc "${backuppc_user}" "${backuppc_homedir}"
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if [ "$?" != "${SUCCESS}" ]; then
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printf '%b' "${REDB}La création de l'utilisateur ${backuppc_user} a échouée, installation annulée.${RESET}\\n"
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exit "${ERROR}"
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fi
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manageSshKeyForBackuppc "${backuppc_user}" "${backuppc_sshkey}"
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# }}}
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# Gestion de SSH {{{
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ensureSshdIsInstalled
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if [ "$?" != "${SUCCESS}" ]; then
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printf '%b' "${REDB}L'installation du serveur ssh a échoué, installation annulée.${RESET}\\n"
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exit "${ERROR}"
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fi
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ensureSshdIsRunning
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if [ "$?" != "${SUCCESS}" ]; then
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printf '%b' "${REDB}Le serveur ssh n'a pas correctement démarré, installation annulée.${RESET}\\n"
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exit "${ERROR}"
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fi
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# }}}
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exit "${SUCCESS}"
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