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Fix of migration to remove a bogus FATAL error during migration. This also fixes a one error in the chain of errors reported by postgresql databases (those still fail on a latter point, alas).

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Griatch 2012-06-14 21:10:40 +02:00
parent 2d46d0306b
commit f15e26c54a
1 changed files with 10 additions and 2 deletions
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12
src/server/migrations/0001_rename_config_table_to_server_table.py
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@ -5,16 +5,24 @@ from south.v2 import SchemaMigration
from django.db import models, utils from django.db import models, utils
import pickle import pickle
HAS_CONFIGVAL = True
try: from src.server.models import ConfigValue
except ImportError: HAS_CONFIGVAL = False
HAS_SERVERCONF = True
try: from src.server.models import ServerConfig
except ImportError: HAS_SERVERCONF = False
class Migration(SchemaMigration): class Migration(SchemaMigration):
no_dry_run = True no_dry_run = True
def forwards(self, orm): def forwards(self, orm):
try: if HAS_CONFIGVAL:# and not HAS_SERVERCONF:
# this means we have to rename the old one
db.rename_table("config_configvalue", "server_serverconfig") db.rename_table("config_configvalue", "server_serverconfig")
for conf in orm.ServerConfig.objects.all(): for conf in orm.ServerConfig.objects.all():
conf.db_value = pickle.dumps(conf.db_value) conf.db_value = pickle.dumps(conf.db_value)
conf.save() conf.save()
except Exception: #utils.DatabaseError: else:# not HAS_SERVERCONF:
# this will happen if we start db from scratch (the config # this will happen if we start db from scratch (the config
# app will then already be gone and no data is to be transferred) # app will then already be gone and no data is to be transferred)
# So instead of renaming the old we instead have to manually create the new model. # So instead of renaming the old we instead have to manually create the new model.