def handle(self, **options):
# ignore_errors = options.get('ignore_errors')
config = helpers.Config(options)
backup_file = options.get('backup_file')
owner = options.get('owner')
if not backup_file or len(backup_file) == 0:
raise CommandError("Backup archive '--backup-file' is mandatory")
if not owner or len(owner) == 0:
raise CommandError("Owner '--owner' is mandatory")
message = 'WARNING: The migration may break GeoNode existing Layers. You want to proceed?'
if helpers.confirm(prompt=message, resp=False):
"""Migrate existing Layers on GeoNode DB"""
try:
# Create Target Folder
restore_folder = os.path.join(tempfile.gettempdir(), 'restore')
if not os.path.exists(restore_folder):
os.makedirs(restore_folder)
# Extract ZIP Archive to Target Folder
target_folder = helpers.unzip_file(backup_file, restore_folder)
# Retrieve the max Primary Key from the DB
from geonode.base.models import ResourceBase
try:
higher_pk = ResourceBase.objects.all().order_by("-id")[0].pk
except:
higher_pk = 0
# Restore Fixtures
for app_name, dump_name in zip(config.app_names, config.dump_names):
for mig_name, mangler in zip(config.migrations, config.manglers):
if app_name == mig_name:
fixture_file = os.path.join(target_folder, dump_name+'.json')
print("Deserializing "+fixture_file)
mangler = helpers.load_class(mangler)
site_url = settings.SITEURL.rstrip('/') if settings.SITEURL.startswith('http') else settings.SITEURL
obj = helpers.load_fixture(app_name, fixture_file, mangler=mangler,
basepk=higher_pk, owner=owner,
datastore=settings.OGC_SERVER['default']['DATASTORE'],
siteurl=site_url)
from django.core import serializers
objects = serializers.deserialize('json', json.dumps(obj), ignorenonexistent=True)
for obj in objects:
obj.save(using=DEFAULT_DB_ALIAS)
print("Restore finished. Please find restored files and dumps into: '"+target_folder+"'.")
except Exception:
traceback.print_exc()
def handle(self, **options):
# ignore_errors = options.get('ignore_errors')
config = helpers.Config(options)
backup_file = options.get('backup_file')
owner = options.get('owner')
if not backup_file or len(backup_file) == 0:
raise CommandError("Backup archive '--backup-file' is mandatory")
if not owner or len(owner) == 0:
raise CommandError("Owner '--owner' is mandatory")
message = 'WARNING: The migration may break GeoNode existing Layers. You want to proceed?'
if helpers.confirm(prompt=message, resp=False):
"""Migrate existing Layers on GeoNode DB"""
try:
# Create Target Folder
restore_folder = os.path.join(tempfile.gettempdir(), 'restore')
if not os.path.exists(restore_folder):
os.makedirs(restore_folder)
# Extract ZIP Archive to Target Folder
target_folder = helpers.unzip_file(backup_file, restore_folder)
# Retrieve the max Primary Key from the DB
from geonode.base.models import ResourceBase
try:
higher_pk = ResourceBase.objects.all().order_by("-id")[0].pk
except:
higher_pk = 0
# Restore Fixtures
for app_name, dump_name in zip(config.app_names, config.dump_names):
for mig_name, mangler in zip(config.migrations, config.manglers):
if app_name == mig_name:
fixture_file = os.path.join(target_folder, dump_name+'.json')
print "Deserializing "+fixture_file
mangler = helpers.load_class(mangler)
obj = helpers.load_fixture(app_name, fixture_file, mangler=mangler,
basepk=higher_pk, owner=owner,
datastore=settings.OGC_SERVER['default']['DATASTORE'],
siteurl=settings.SITEURL)
from django.core import serializers
objects = serializers.deserialize('json', json.dumps(obj), ignorenonexistent=True)
for obj in objects:
obj.save(using=DEFAULT_DB_ALIAS)
print "Restore finished. Please find restored files and dumps into: '"+target_folder+"'."
except Exception:
traceback.print_exc()
def migrate_layers(archive, owner):
"""Migrate existing Layers on GeoNode DB"""
try:
# Create Target Folder
restore_folder = 'restore'
if not os.path.exists(restore_folder):
os.makedirs(restore_folder)
# Extract ZIP Archive to Target Folder
target_folder = helpers.unzip_file(archive, restore_folder)
# Retrieve the max Primary Key from the DB
from geonode.base.models import ResourceBase
try:
higher_pk = ResourceBase.objects.all().order_by("-id")[0].pk
except:
higher_pk = 0
# Restore Fixtures
for app_name, dump_name in zip(helpers.app_names, helpers.dump_names):
for mig_name, mangler in zip(helpers.migrations, helpers.manglers):
if app_name == mig_name:
fixture_file = os.path.join(target_folder,
dump_name + '.json')
print "Deserializing " + fixture_file
mangler = helpers.load_class(mangler)
obj = helpers.load_fixture(
app_name,
fixture_file,
mangler=mangler,
basepk=higher_pk,
owner=owner,
datastore=settings.OGC_SERVER['default']['DATASTORE'],
siteurl=settings.SITEURL)
from django.core import serializers
objects = serializers.deserialize('json',
json.dumps(obj),
ignorenonexistent=True)
for obj in objects:
obj.save(using=DEFAULT_DB_ALIAS)
except Exception, err:
traceback.print_exc()
def migrate_layers(archive, owner):
"""Migrate existing Layers on GeoNode DB"""
try:
# Create Target Folder
restore_folder = 'restore'
if not os.path.exists(restore_folder):
os.makedirs(restore_folder)
# Extract ZIP Archive to Target Folder
target_folder = helpers.unzip_file(archive, restore_folder)
# Retrieve the max Primary Key from the DB
from geonode.base.models import ResourceBase
try:
higher_pk = ResourceBase.objects.all().order_by("-id")[0].pk
except:
higher_pk = 0
# Restore Fixtures
for app_name, dump_name in zip(helpers.app_names, helpers.dump_names):
for mig_name, mangler in zip(helpers.migrations, helpers.manglers):
if app_name == mig_name:
fixture_file = os.path.join(target_folder, dump_name+'.json')
print "Deserializing "+fixture_file
mangler = helpers.load_class(mangler)
obj = helpers.load_fixture(app_name, fixture_file, mangler=mangler, basepk=higher_pk, owner=owner, datastore=settings.OGC_SERVER['default']['DATASTORE'], siteurl=settings.SITEURL)
from django.core import serializers
objects = serializers.deserialize('json', json.dumps(obj), ignorenonexistent=True)
for obj in objects:
obj.save(using=DEFAULT_DB_ALIAS)
except Exception, err:
traceback.print_exc()
