Add a generic command to deploy service tenants from hobo (#6340)

It must be overloaded by applications.

entrouvert/djommon/multitenant/management/commands/deploy.py

@@ -0,0 +1,30 @@
+import urllib2
+import json
+import sys
+
+from django.core.management import call_command
+from django.core.management.base import BaseCommand, CommandError
+
+from tenant_schemas.utils import tenant_context
+from entrouvert.djommon.multitenant.middleware import TenantMiddleware
+
+class Command(BaseCommand):
+    help = 'Deploy a tenant from hobo'
+
+    def handle(self, base_url, **options):
+        environment = json.load(sys.stdin)
+        for service in environment['services']:
+            if service['base_url'] == base_url:
+                break
+        else:
+            raise CommandError('Service %s not found' % base_url)
+        hostname = urllib2.urlparse.urlsplit(base_url).netloc
+
+        call_command('create_tenant', hostname)
+
+        tenant_name = TenantMiddleware.hostname2schema(hostname)
+        with tenant_context(tenant_name):
+            self.deploy_tenant(environment, service)
+
+    def deploy_tenant(self, options, environment, service):
+        pass