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 ${webserverUser}: " WEBSERVERSERVICENAME
  63
  64 [ -z "$WEBSERVERSERVICENAME" ] ||  webserverServiceName=$WEBSERVERSERVICENAME
  65 clear
  66
  67 echo "Backup directory: ${backupMainDir}"
  68 echo "Nextcloud file directory: ${nextcloudFileDir}"
  69 echo "Webserver user: ${webserverUser}"
  70 echo ""
  71 read -p "Is the information correct? [y/N] " CORRECTINFO
  72
  73 if [ "$CORRECTINFO" != 'y' ] ; then
  74   echo "ABORTING!"
  75   echo "No file has been altered."
  76   exit 1
  77 fi
  78
  79 function occ_get() {
  80         sudo -u "${webserverUser}" php ${nextcloudFileDir}/occ config:system:get "$1"
  81 }
  82
  83 # Make test call to OCC
  84 occ_get datadirectory
  85
  86 if [ $? -ne 0 ]; then
  87     echo "Error calling OCC: Please check if the information provided was correct."
  88         echo "ABORTING!"
  89         echo "No file has been altered."
  90         exit 1
  91 fi
  92
  93 #
  94 # Read data from OCC and write to backup/restore scripts.
  95 #
  96
  97 echo ""
  98 echo ""
  99 echo "Modifying NextcloudBackup.sh and NextcloudRestore.sh to match your installation..."
 100 echo ""
 101
 102 # Backup main dir
 103 sed -i "s@^    backupMainDir.*@    backupMainDir='$backupMainDir'@" ./NextcloudBackup.sh
 104 sed -i "s@^    backupMainDir.*@    backupMainDir='$backupMainDir'@" ./NextcloudRestore.sh
 105
 106 # Nextcloud file dir
 107 sed -i "s@^nextcloudFileDir.*@nextcloudFileDir='$nextcloudFileDir'@" ./NextcloudBackup.sh
 108 sed -i "s@^nextcloudFileDir.*@nextcloudFileDir='$nextcloudFileDir'@" ./NextcloudRestore.sh
 109
 110 # Nextcloud data dir
 111 nextcloudDataDir=$(occ_get datadirectory)
 112
 113 sed -i "s@^nextcloudDataDir=.*@nextcloudDataDir='$nextcloudDataDir'@" ./NextcloudBackup.sh
 114 sed -i "s@^nextcloudDataDir=.*@nextcloudDataDir='$nextcloudDataDir'@" ./NextcloudRestore.sh
 115
 116 # Webserver service name
 117 sed -i "s/^webserverServiceName.*/webserverServiceName='$webserverServiceName'/" ./NextcloudBackup.sh
 118 sed -i "s/^webserverServiceName.*/webserverServiceName='$webserverServiceName'/" ./NextcloudRestore.sh
 119
 120 # Webserver user
 121 sed -i "s/^webserverUser.*/webserverUser='$webserverUser'/" ./NextcloudBackup.sh
 122 sed -i "s/^webserverUser.*/webserverUser='$webserverUser'/" ./NextcloudRestore.sh
 123
 124 # Database system
 125 databaseSystem=$(occ_get dbtype)
 126
 127 # PostgreSQL is identified as pgsql
 128 if [ "${databaseSystem,,}" = "pgsql" ]; then
 129   databaseSystem='postgresql';
 130 fi
 131
 132 sed -i "s/^databaseSystem.*/databaseSystem='$databaseSystem'/" ./NextcloudBackup.sh
 133 sed -i "s/^databaseSystem.*/databaseSystem='$databaseSystem'/" ./NextcloudRestore.sh
 134
 135 # Database
 136 nextcloudDatabase=$(occ_get dbname)
 137
 138 sed -i "s/^nextcloudDatabase.*/nextcloudDatabase='$nextcloudDatabase'/" ./NextcloudBackup.sh
 139 sed -i "s/^nextcloudDatabase.*/nextcloudDatabase='$nextcloudDatabase'/" ./NextcloudRestore.sh
 140
 141 # Database user
 142 dbUser=$(occ_get dbuser)
 143
 144 sed -i "s/^dbUser.*/dbUser='$dbUser'/" ./NextcloudBackup.sh
 145 sed -i "s/^dbUser.*/dbUser='$dbUser'/" ./NextcloudRestore.sh
 146
 147 # Database password
 148 dbPassword=$(occ_get dbpassword)
 149
 150 sed -i "s/^dbPassword.*/dbPassword='$dbPassword'/" ./NextcloudBackup.sh
 151 sed -i "s/^dbPassword.*/dbPassword='$dbPassword'/" ./NextcloudRestore.sh
 152
 153 echo ""
 154 echo "Done!"
 155 echo ""
 156 echo ""
 157 echo "IMPORTANT: Please check NextcloudBackup.sh and NextcloudRestore.sh if all variables were set correctly BEFORE running these scripts!"
 158 echo ""
 159 echo ""