setup.sh

   1 #!/bin/bash
   2
   3 #
   4 # Bash script an easy setup of NextcloudBackup.sh and NextcloudRestore.sh
   5 #
   6 # Version 2.3.0
   7 #
   8 # Usage:
   9 #       - call the setup.sh script
  10 #   - Enter the required information
  11 #   - You NextcloudBackup.sh and NextcloudRestore.sh scripts will be tailored to match you installation.
  12 #
  13 # The script is based on an installation of Nextcloud using nginx and MariaDB, see https://decatec.de/home-server/nextcloud-auf-ubuntu-server-18-04-lts-mit-nginx-mariadb-php-lets-encrypt-redis-und-fail2ban/
  14 #
  15
  16 #
  17 # IMPORTANT
  18 # The setup.sh script automated the configuration for the backup/restore scripts.
  19 # However, you should always check the backup/restore scripts BEFORE executing these!
  20 #
  21
  22 # Make sure the script exits when any command fails
  23 set -Eeuo pipefail
  24
  25 #
  26 # Pre defined variables
  27 #
  28 backupMainDir='/media/hdd/nextcloud_backup'
  29 nextcloudFileDir='/var/www/nextcloud'
  30 webserverUser='www-data'
  31 webserverServiceName='nginx'
  32
  33 #
  34 # Gather information
  35 #
  36 clear
  37
  38 echo "Enter the directory to which the backups should be saved."
  39 echo "Default: ${backupMainDir}"
  40 echo ""
  41 read -p "Enter a directory or press ENTER if the backup directory should be ${backupMainDir}: " BACKUPMAINDIR
  42
  43 [ -z "$BACKUPMAINDIR" ] ||  backupMainDir=$BACKUPMAINDIR
  44 clear
  45
  46 echo "Enter the path to the Nextcloud file directory."
  47 echo "Usually: ${nextcloudFileDir}"
  48 echo ""
  49 read -p "Enter a directory or press ENTER if the file directory is ${nextcloudFileDir}: " NEXTCLOUDFILEDIRECTORY
  50
  51 [ -z "$NEXTCLOUDFILEDIRECTORY" ] ||  nextcloudFileDir=$NEXTCLOUDFILEDIRECTORY
  52 clear
  53
  54 echo "Enter the webserver user."
  55 echo "Usually: ${webserverUser}"
  56 echo ""
  57 read -p "Enter an new user or press ENTER if the webserver user is ${webserverUser}: " WEBSERVERUSER
  58
  59 [ -z "$WEBSERVERUSER" ] ||  webserverUser=$WEBSERVERUSER
  60 clear
  61
  62 echo "Enter the webserver service name."
  63 echo "Usually: nginx or apache2"
  64 echo ""
  65 read -p "Enter an new webserver service name or press ENTER if the webserver service name is ${webserverServiceName}: " WEBSERVERSERVICENAME
  66
  67 [ -z "$WEBSERVERSERVICENAME" ] ||  webserverServiceName=$WEBSERVERSERVICENAME
  68 clear
  69
  70 echo "Backup directory: ${backupMainDir}"
  71 echo "Nextcloud file directory: ${nextcloudFileDir}"
  72 echo "Webserver user: ${webserverUser}"
  73 echo "Webserver service name: ${webserverServiceName}"
  74 echo ""
  75 read -p "Is the information correct? [y/N] " CORRECTINFO
  76
  77 if [ "$CORRECTINFO" != 'y' ] ; then
  78   echo "ABORTING!"
  79   echo "No file has been altered."
  80   exit 1
  81 fi
  82
  83 function occ_get() {
  84         sudo -u "${webserverUser}" php ${nextcloudFileDir}/occ config:system:get "$1"
  85 }
  86
  87 # Make test call to OCC
  88 occ_get datadirectory
  89
  90 if [ $? -ne 0 ]; then
  91     echo "Error calling OCC: Please check if the information provided was correct."
  92     echo "ABORTING!"
  93         echo "No file has been altered."
  94         exit 1
  95 fi
  96
  97 #
  98 # Read data from OCC and write to backup/restore scripts.
  99 #
 100
 101 echo ""
 102 echo ""
 103 echo "Modifying NextcloudBackup.sh and NextcloudRestore.sh to match your installation..."
 104 echo ""
 105
 106 # Backup main dir
 107 sed -i "s@^    backupMainDir.*@    backupMainDir='$backupMainDir'@" ./NextcloudBackup.sh
 108 sed -i "s@^    backupMainDir.*@    backupMainDir='$backupMainDir'@" ./NextcloudRestore.sh
 109
 110 # Nextcloud file dir
 111 sed -i "s@^nextcloudFileDir.*@nextcloudFileDir='$nextcloudFileDir'@" ./NextcloudBackup.sh
 112 sed -i "s@^nextcloudFileDir.*@nextcloudFileDir='$nextcloudFileDir'@" ./NextcloudRestore.sh
 113
 114 # Nextcloud data dir
 115 nextcloudDataDir=$(occ_get datadirectory)
 116
 117 sed -i "s@^nextcloudDataDir=.*@nextcloudDataDir='$nextcloudDataDir'@" ./NextcloudBackup.sh
 118 sed -i "s@^nextcloudDataDir=.*@nextcloudDataDir='$nextcloudDataDir'@" ./NextcloudRestore.sh
 119
 120 # Webserver service name
 121 sed -i "s/^webserverServiceName.*/webserverServiceName='$webserverServiceName'/" ./NextcloudBackup.sh
 122 sed -i "s/^webserverServiceName.*/webserverServiceName='$webserverServiceName'/" ./NextcloudRestore.sh
 123
 124 # Webserver user
 125 sed -i "s/^webserverUser.*/webserverUser='$webserverUser'/" ./NextcloudBackup.sh
 126 sed -i "s/^webserverUser.*/webserverUser='$webserverUser'/" ./NextcloudRestore.sh
 127
 128 # Database system
 129 databaseSystem=$(occ_get dbtype)
 130
 131 # PostgreSQL is identified as pgsql
 132 if [ "${databaseSystem,,}" = "pgsql" ]; then
 133   databaseSystem='postgresql';
 134 fi
 135
 136 sed -i "s/^databaseSystem.*/databaseSystem='$databaseSystem'/" ./NextcloudBackup.sh
 137 sed -i "s/^databaseSystem.*/databaseSystem='$databaseSystem'/" ./NextcloudRestore.sh
 138
 139 # Database
 140 nextcloudDatabase=$(occ_get dbname)
 141
 142 sed -i "s/^nextcloudDatabase.*/nextcloudDatabase='$nextcloudDatabase'/" ./NextcloudBackup.sh
 143 sed -i "s/^nextcloudDatabase.*/nextcloudDatabase='$nextcloudDatabase'/" ./NextcloudRestore.sh
 144
 145 # Database user
 146 dbUser=$(occ_get dbuser)
 147
 148 sed -i "s/^dbUser.*/dbUser='$dbUser'/" ./NextcloudBackup.sh
 149 sed -i "s/^dbUser.*/dbUser='$dbUser'/" ./NextcloudRestore.sh
 150
 151 # Database password
 152 dbPassword=$(occ_get dbpassword)
 153
 154 sed -i "s/^dbPassword.*/dbPassword='$dbPassword'/" ./NextcloudBackup.sh
 155 sed -i "s/^dbPassword.*/dbPassword='$dbPassword'/" ./NextcloudRestore.sh
 156
 157 echo ""
 158 echo "Done!"
 159 echo ""
 160 echo ""
 161 echo "IMPORTANT: Please check NextcloudBackup.sh and NextcloudRestore.sh if all variables were set correctly BEFORE running these scripts!"
 162 echo ""
 163 echo ""