Commit 6939767a authored by Dmitry Shelepnev's avatar Dmitry Shelepnev
Browse files

Add sopds_util pg_optimize cmd for PostgreSQL Optimization

parent 886bd46c

opds_catalog/management/commands/sopds_util.py

+10 −2
Original line number Diff line number Diff line 
from django.core.management.base import BaseCommand

from django.core.management import call_command

from django.db import transaction

from django.db import connection

from django.conf import settings as main_settings



from opds_catalog import opdsdb
@@ -14,7 +15,7 @@ class Command(BaseCommand): 
    verbose = False

        

    def add_arguments(self, parser):

        parser.add_argument('command', action="store", nargs='*', help='Use [ clear | info | save_mygenres | load_mygenres | setconf | getconf ]') 

        parser.add_argument('command', action="store", nargs='*', help='Use [ clear | info | save_mygenres | load_mygenres | setconf | getconf | pg_optimize ]')

        parser.add_argument('--verbose',action='store_true', dest='verbose', default=False, help='Set verbosity level for books collection scan.')  

        parser.add_argument('--nogenres',action='store_true', dest='nogenres', default=False, help='Not install genres fom fixtures.')
@@ -40,6 +41,8 @@ class Command(BaseCommand): 
        elif action == "getconf":

            self.confparam = options['command'][1] if len(options['command'])>1 else None

            self.getconf(self.confparam)

        elif action == "pg_optimize":

            self.pg_optimize()



    def clear(self):

        with transaction.atomic():
@@ -47,6 +50,7 @@ class Command(BaseCommand): 
        if not self.nogenres:

            call_command('loaddata', 'genre.json', app_label='opds_catalog') 

        Counter.objects.update_known_counters()

        opdsdb.pg_optimize(False)

        

    def info(self):

        Counter.objects.update_known_counters()
@@ -78,5 +82,9 @@ class Command(BaseCommand): 
        else:

            call_command('constance', 'list', app_label='opds_catalog')



    def pg_optimize(self):

        opdsdb.pg_optimize(True)

opds_catalog/opdsdb.py

+19 −8
Original line number Diff line number Diff line
@@ -42,6 +42,17 @@ unknown_genre=_(unknown_genre_en) 
#

utfhigh = re.compile(u'[\U00010000-\U0010ffff]')



def pg_optimize(verbose=False):

    """ TODO: Table optimizations for Postgre """

    if connection.vendor != 'postgresql':

        if verbose:

            print('No PostgreSql connection backend detected...')

    else:

        cursor = connection.cursor()

        cursor.execute('alter table opds_catalog_book SET ( fillfactor = 50)')

        cursor.execute('VACUUM FULL opds_catalog_book')

        print('PostgreSql tables internal structure optimized...')



def clear_all(verbose=False):

    cursor = connection.cursor()

    cursor.execute('delete from opds_catalog_bseries')

opds_catalog/settings.py

+1 −2
Original line number Diff line number Diff line
@@ -28,7 +28,6 @@ from django.dispatch import receiver 
#        translation.activate(new_value)

#        print(new_value)



    

def constance_update_all():

    pass