setup.sh

   1 #!/bin/bash
   2
   3 #
   4 # Bash script an easy setup of NextcloudBackup.sh and NextcloudRestore.sh
   5 #
   6 # Version 2.0.0
   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 #
  23 # Pre defined variables
  24 #
  25 backupMainDir='/media/hdd/nextcloud_backup'
  26 nextcloudFileDir='/var/www/nextcloud'
  27 webserverUser='www-data'
  28 webserverServiceName='nginx'
  29
  30 #
  31 # Gather information
  32 #
  33 clear
  34
  35 echo "Enter the directory to which the backups should be saved."
  36 echo "Default: ${backupMainDir}"
  37 echo ""
  38 read -p "Enter a directory or press ENTER if the backup directory should be ${backupMainDir}: " BACKUPMAINDIR
  39
  40 [ -z "$BACKUPMAINDIR" ] ||  backupMainDir=$BACKUPMAINDIR
  41 clear
  42
  43 echo "Enter the path to the Nextcloud file directory."
  44 echo "Usually: ${nextcloudFileDir}"
  45 echo ""
  46 read -p "Enter a directory or press ENTER if the file directory is ${nextcloudFileDir}: " NEXTCLOUDFILEDIRECTORY
  47
  48 [ -z "$NEXTCLOUDFILEDIRECTORY" ] ||  nextcloudFileDir=$NEXTCLOUDFILEDIRECTORY
  49 clear
  50
  51 echo "Enter the webserver user."
  52 echo "Usually: ${webserverUser}"
  53 echo ""
  54 read -p "Enter an new user or press ENTER if the webserver user is ${webserverUser}: " WEBSERVERUSER
  55
  56 [ -z "$WEBSERVERUSER" ] ||  webserverUser=$WEBSERVERUSER
  57 clear
  58
  59 echo "Enter the webserver service name."
  60 echo "Usually: nginx or apache2"
  61 echo ""
  62 read -p "Enter an new webserver service name or press ENTER if the webserver user is ${webserverServiceName}: " WEBSERVERSERVICENAME
  63
  64 [ -z "$WEBSERVERSERVICENAME" ] ||  webserverServiceName=$WEBSERVERSERVICENAME
  65 clear
  66
  67 echo "Backup directory: ${backupMainDir}"
  68 echo "Nextcloud file directory: ${nextcloudFileDir}"
  69 echo "Webserver user: ${webserverUser}"
  70 echo "Webserver service name: ${webserverServiceName}"
  71 echo ""
  72 read -p "Is the information correct? [y/N] " CORRECTINFO
  73
  74 if [ "$CORRECTINFO" != 'y' ] ; then
  75   echo "ABORTING!"
  76   echo "No file has been altered."
  77   exit 1
  78 fi
  79
  80 function occ_get() {
  81         sudo -u "${webserverUser}" php ${nextcloudFileDir}/occ config:system:get "$1"
  82 }
  83
  84 # Make test call to OCC
  85 occ_get datadirectory
  86
  87 if [ $? -ne 0 ]; then
  88     echo "Error calling OCC: Please check if the information provided was correct."
  89         echo "ABORTING!"
  90         echo "No file has been altered."
  91         exit 1
  92 fi
  93
  94 #
  95 # Read data from OCC and write to backup/restore scripts.
  96 #
  97
  98 echo ""
  99 echo ""
 100 echo "Modifying NextcloudBackup.sh and NextcloudRestore.sh to match your installation..."
 101 echo ""
 102
 103 # Backup main dir
 104 sed -i "s@^    backupMainDir.*@    backupMainDir='$backupMainDir'@" ./NextcloudBackup.sh
 105 sed -i "s@^    backupMainDir.*@    backupMainDir='$backupMainDir'@" ./NextcloudRestore.sh
 106
 107 # Nextcloud file dir
 108 sed -i "s@^nextcloudFileDir.*@nextcloudFileDir='$nextcloudFileDir'@" ./NextcloudBackup.sh
 109 sed -i "s@^nextcloudFileDir.*@nextcloudFileDir='$nextcloudFileDir'@" ./NextcloudRestore.sh
 110
 111 # Nextcloud data dir
 112 nextcloudDataDir=$(occ_get datadirectory)
 113
 114 sed -i "s@^nextcloudDataDir=.*@nextcloudDataDir='$nextcloudDataDir'@" ./NextcloudBackup.sh
 115 sed -i "s@^nextcloudDataDir=.*@nextcloudDataDir='$nextcloudDataDir'@" ./NextcloudRestore.sh
 116
 117 # Webserver service name
 118 sed -i "s/^webserverServiceName.*/webserverServiceName='$webserverServiceName'/" ./NextcloudBackup.sh
 119 sed -i "s/^webserverServiceName.*/webserverServiceName='$webserverServiceName'/" ./NextcloudRestore.sh
 120
 121 # Webserver user
 122 sed -i "s/^webserverUser.*/webserverUser='$webserverUser'/" ./NextcloudBackup.sh
 123 sed -i "s/^webserverUser.*/webserverUser='$webserverUser'/" ./NextcloudRestore.sh
 124
 125 # Database system
 126 databaseSystem=$(occ_get dbtype)
 127
 128 # PostgreSQL is identified as pgsql
 129 if [ "${databaseSystem,,}" = "pgsql" ]; then
 130   databaseSystem='postgresql';
 131 fi
 132
 133 sed -i "s/^databaseSystem.*/databaseSystem='$databaseSystem'/" ./NextcloudBackup.sh
 134 sed -i "s/^databaseSystem.*/databaseSystem='$databaseSystem'/" ./NextcloudRestore.sh
 135
 136 # Database
 137 nextcloudDatabase=$(occ_get dbname)
 138
 139 sed -i "s/^nextcloudDatabase.*/nextcloudDatabase='$nextcloudDatabase'/" ./NextcloudBackup.sh
 140 sed -i "s/^nextcloudDatabase.*/nextcloudDatabase='$nextcloudDatabase'/" ./NextcloudRestore.sh
 141
 142 # Database user
 143 dbUser=$(occ_get dbuser)
 144
 145 sed -i "s/^dbUser.*/dbUser='$dbUser'/" ./NextcloudBackup.sh
 146 sed -i "s/^dbUser.*/dbUser='$dbUser'/" ./NextcloudRestore.sh
 147
 148 # Database password
 149 dbPassword=$(occ_get dbpassword)
 150
 151 sed -i "s/^dbPassword.*/dbPassword='$dbPassword'/" ./NextcloudBackup.sh
 152 sed -i "s/^dbPassword.*/dbPassword='$dbPassword'/" ./NextcloudRestore.sh
 153
 154 echo ""
 155 echo "Done!"
 156 echo ""
 157 echo ""
 158 echo "IMPORTANT: Please check NextcloudBackup.sh and NextcloudRestore.sh if all variables were set correctly BEFORE running these scripts!"
 159 echo ""
 160 echo ""