allow to set email and password as lxc-install.sh parameter

docs/examples/lxc/lxc-install.sh

@@ -6,29 +6,86 @@
 # Will set-up paperless, apache2 and proftpd
 #
 # lxc launch ubuntu: paperless
-# lxc exec paperless -- sh -c "wget https://raw.githubusercontent.com/maur/paperless/master/docs/examples/lxc/lxc-install.sh && /bin/bash lxc-install.sh"
+# lxc exec paperless -- sh -c "sudo apt-get update && sudo apt-get install -y wget"
+# lxc exec paperless -- sh -c "wget https://raw.githubusercontent.com/maur/paperless/master/docs/examples/lxc/lxc-install.sh && /bin/bash lxc-install.sh --email "
 #
 #
+set +e
+PASSWORD=$(< /dev/urandom tr -dc _A-Z-a-z-0-9+@%^{} | head -c20;echo;)
+EMAIL=
 
+function displayHelp() {
+    echo "available parameters:
+    -e <email> | --email <email> 
+    -p <password> | --password <password>
+    "
+}
+
+POSITIONAL=()
+while [[ $# -gt 0 ]]
+do
+key="$1"
+i=$key
+
+case $i in
+    -e|--email)
+      EMAIL="${2}"
+      shift
+      shift
+    ;;
+    -p|--password)
+      PASSWORD="${2}"
+      shift
+      shift
+    ;;
+    --default|-h|--help)
+      shift
+      displayHelp
+      exit 0
+    ;;
+    *)
+      echo "argument: $i not recognized"
+      exit 2
+    ;;
+esac
+done
+set -- "${POSITIONAL[@]}" # restore positional parameters
+
+if [ -z $EMAIL ]; then
+  echo "missing email, try running with -h "
+  exit 3
+fi
+
+if [ $(grep -c paperless /etc/passwd) -eq 0 ]; then
   # Add paperless user with no password
   adduser --disabled-password --gecos "" paperless
+fi
+
+if [ $(grep -c ftpupload /etc/passwd) -eq 0 ]; then
   # Add ftpupload
   adduser --disabled-password --gecos "" ftpupload
   echo "Set ftpupload password: "
-passwd ftpupload
+  #passwd ftpupload
+  #TODO: generate some password and allow parameter 
+  echo "ftpupload:ftpuploadpassword" | chpasswd
+fi
+
+if [ $(id -nG paperless | grep -Fcw ftpupload) -eq 0 ]; then
   # Allow paperless group to access
   adduser paperless ftpupload
   chmod g+w /home/ftpupload 
+fi
 
 # Get apt up to date
 apt-get update
 
 # Needed for plain Paperless
-apt-get -y install unpaper gnupg libpoppler-cpp-dev python3-pyocr tesseract-ocr imagemagick optipng
+apt-get -y install unpaper gnupg libpoppler-cpp-dev python3-pyocr tesseract-ocr imagemagick optipng git
 
 # Needed for Apache
 apt-get -y install apache2 libapache2-mod-wsgi-py3
 
+if [ ! -f /etc/proftpd/proftpd.conf -o $(grep -c paperless /etc/proftpd/proftpd.conf) -eq 0 ]; then
   # Install ftp server and make sure all uplaoded files are owned by paperless
   apt-get -y install proftpd
   cat <<EOF >> /etc/proftpd/proftpd.conf
@@ -38,7 +95,7 @@ cat <<EOF >> /etc/proftpd/proftpd.conf
   </Directory>
 EOF
   systemctl restart proftpd
-
+fi
 
 #Get Paperless from git 
 su -c "cd /home/paperless ; git clone https://github.com/maur/paperless" paperless
@@ -58,16 +115,23 @@ sed  -i "s/#PAPERLESS_SECRET_KEY.*/PAPERLESS_SECRET_KEY=$SECRET/" /etc/paperless
 
 #Initialise the SQLite database 
 su -c "cd /home/paperless/paperless/src/ ; ./manage.py migrate" paperless
+echo "if superuser doesn't exists, create one with login: paperless and password: ${PASSWORD}"
 #Create a user for your Paperless instance
-su -c "cd /home/paperless/paperless/src/ ; ./manage.py createsuperuser" paperless
+su -c "cd /home/paperless/paperless/src/ ; echo ./manage.py create_superuser_with_password --username paperless --email ${EMAIL} --password ${PASSWORD} --preserve" paperless
+su -c "cd /home/paperless/paperless/src/ ; ./manage.py create_superuser_with_password --username paperless --email ${EMAIL} --password ${PASSWORD} --preserve" paperless
+
+if [ ! -d /home/paperless/paperless/static ]; then
   # 167 static files copied to '/home/paperless/paperless/static'.
   su -c "cd /home/paperless/paperless/src/ ; ./manage.py collectstatic" paperless
+fi
 
+if [ ! -f /etc/apache2/sites-available/paperless.conf ]; then
   # Set-up apache
   cp /home/paperless/paperless/docs/examples/lxc/paperless.conf /etc/apache2/sites-available/
   a2dissite 000-default.conf
   a2ensite paperless.conf
   systemctl reload apache2
+fi
 
 sed -e "s:home/paperless/project/virtualenv/bin/python:usr/bin/python3:" \
      /home/paperless/paperless/scripts/paperless-consumer.service \
@@ -83,4 +147,6 @@ systemctl start paperless-consumer
 # convert-im6.q16: not authorized
 # Security risk ?
 # https://stackoverflow.com/questions/42928765/convertnot-authorized-aaaa-error-constitute-c-readimage-453
+if [ -f /etc/ImageMagick-6/policy.xml ]; then
   mv /etc/ImageMagick-6/policy.xml /etc/ImageMagick-6/policy.xmlout
+fi

management/commands/create_superuser_with_password.py

@@ -0,0 +1,38 @@
+from django.contrib.auth.management.commands import createsuperuser
+from django.core.management import CommandError
+
+
+class Command(createsuperuser.Command):
+    help = 'Crate a superuser, and allow password to be provided'
+
+    def add_arguments(self, parser):
+        super(Command, self).add_arguments(parser)
+        parser.add_argument(
+            '--password', dest='password', default=None,
+            help='Specifies the password for the superuser.',
+        )
+        parser.add_argument(
+            '--preserve', dest='preserve', default=False, action='store_true',
+            help='Exit normally if the user already exists.',
+        )
+
+    def handle(self, *args, **options):
+        password = options.get('password')
+        username = options.get('username')
+        database = options.get('database')
+
+        if password and not username:
+            raise CommandError("--username is required if specifying --password")
+
+        if username and options.get('preserve'):
+            exists = self.UserModel._default_manager.db_manager(database).filter(username=username).exists()
+            if exists:
+                self.stdout.write("User exists, exiting normally due to --preserve")
+                return
+
+        super(Command, self).handle(*args, **options)
+
+        if password:
+            user = self.UserModel._default_manager.db_manager(database).get(username=username)
+            user.set_password(password)
+            user.save()