def migration_v10(db, migrator: SchemaMigrator):
with db.atomic():
migrate(
migrator.add_column("jamentry", "title",
TextField(null=True, default=None)),
migrator.add_column("jamentry", "url", CharField(null=True)),
)
def _rename_columns():
column_rename = {
'contributors': {
'person_id': 'user_id'
},
'institutionuser': {
'person_id': 'user_id'
},
'instrumentuser': {
'custodian_id': 'user_id'
},
'projectuser': {
'person_id': 'user_id'
},
'transactionuser': {
'authorized_person_id': 'user_id'
}
}
migrator = SchemaMigrator(DB)
for table_name, column_tre in column_rename.items():
for old_name, new_name in column_tre.items():
migrate(migrator.rename_column(table_name, old_name, new_name))
old_fkey_name = '_'.join([table_name, old_name, 'fkey'])
new_fkey_name = '_'.join([table_name, new_name, 'fkey'])
DB.execute_sql('alter table {} rename constraint {} TO {}'.format(
table_name, old_fkey_name, new_fkey_name))
old_index_name = '_'.join([table_name, old_name])
new_index_name = '_'.join([table_name, new_name])
DB.execute_sql('alter index {} rename to {}'.format(
old_index_name, new_index_name))
def migration_v6(db, migrator: SchemaMigrator):
with db.atomic():
migrate(
migrator.drop_column("jam", "short_description"),
migrator.add_column("jamcriteria", "order",
IntegerField(default=0)),
)
def upgrade(migrator: SchemaMigrator):
expanded_score_field = FloatField(null=True)
migrate(
migrator.drop_not_null(Karma._meta.db_table, 'score'),
migrator.add_column(Karma._meta.db_table, 'expanded_score',
expanded_score_field),
)
def update_schema():
"""Update schema from 2.0 to 2.1."""
DB.execute_sql(
'alter table projects rename constraint proposals_pkey to projects_pkey'
)
rename_indexes = {
'atoolproject_proposal_id': 'atoolproject_project_id',
'citationproject_proposal_id': 'citationproject_project_id',
'projectgroup_proposal_id': 'projectgroup_project_id',
'projectinstrument_proposal_id': 'projectinstrument_project_id',
'projectparticipant_proposal_id': 'projectparticipant_project_id',
'proposals_accepted_date': 'projects_accepted_date',
'proposals_actual_end_date': 'projects_actual_end_date',
'proposals_actual_start_date': 'projects_actual_start_date',
'proposals_closed_date': 'projects_closed_date',
'proposals_created': 'projects_created',
'proposals_deleted': 'projects_deleted',
'proposals_short_name': 'projects_short_name',
'proposals_submitted_date': 'projects_submitted_date',
'proposals_suspense_date': 'projects_suspense_date',
'proposals_title': 'projects_title',
'proposals_updated': 'projects_updated',
'transsap_proposal_id': 'transsap_project_id',
'transsip_proposal_id': 'transsip_project_id'
}
for old_index, new_index in rename_indexes.items():
DB.execute_sql('alter index {} rename to {}'.format(
old_index, new_index))
migrator = SchemaMigrator(DB)
for table_name in ['transsip', 'transsap']:
for col_name in ['created', 'deleted', 'updated']:
migrate(migrator.add_index(table_name, (col_name, ), False))
def update_0_0_to_1_0(cls):
"""Update by creating the table."""
if not IngestState.table_exists():
IngestState.create_table()
col_names = [col_md.name for col_md in DB.get_columns('ingeststate')]
if 'complete' in col_names:
migrator = SchemaMigrator(DB)
migrate(migrator.drop_column('ingeststate', 'complete'))
def update_0_1_to_1_0(cls):
"""Update by adding the boolean column."""
migrator = SchemaMigrator(DB)
migrate(
migrator.add_column(
'cart',
'bundle',
BooleanField(default=False, null=True)
)
)
def upgrade(migrator: SchemaMigrator):
total_playtime = IntegerField(default=0, null=False)
total_donations = IntegerField(default=0, null=False)
migrate(
migrator.add_column(Player._meta.db_table, 'total_playtime',
total_playtime),
migrator.add_column(Player._meta.db_table, 'total_donations',
total_donations),
)
def _rename_column():
table_name = 'usergroup'
old_name = 'person_id'
new_name = 'user_id'
migrator = SchemaMigrator(DB)
migrate(migrator.rename_column(table_name, old_name, new_name))
old_fkey_name = '_'.join([table_name, old_name, 'fkey'])
new_fkey_name = '_'.join([table_name, new_name, 'fkey'])
DB.execute_sql('alter table {} rename constraint {} TO {}'.format(
table_name, old_fkey_name, new_fkey_name))
old_index_name = '_'.join([table_name, old_name])
new_index_name = '_'.join([table_name, new_name])
DB.execute_sql('alter index {} rename to {}'.format(
old_index_name, new_index_name))
def update_schema():
"""Update schema from 3.0 to 4.0."""
migrator = SchemaMigrator(DB)
for table_name in ['keys', 'values', 'groups']:
migrate(
migrator.add_column(table_name, 'display_name',
CharField(default='', index=True)),
migrator.add_column(table_name, 'description',
TextField(default='')))
new_rel_list = [{
'name':
'upload_required',
'display_name':
'Required for Upload',
'description':
'This relationship means that the objects are required for upload to be asserted.'
}, {
'name':
'search_required',
'display_name':
'Required for Search',
'description':
'This relationship means that the objects are required for search to be asserted.'
}, {
'name':
'co_principal_investigator',
'display_name':
'Co-Principal Investigator',
'description':
'subject is the co-principal investigator of the object'
}]
for new_rel in new_rel_list:
Relationships.get_or_create(**new_rel)
rel_obj = Relationships.get(name='upload_required')
migrate(
migrator.add_column(
'instrumentkeyvalue', 'relationship_id',
ForeignKeyField(Relationships,
field=Relationships.uuid,
default=rel_obj.uuid)))
DB.execute_sql(
'alter table instrumentkeyvalue drop constraint instrumentkeyvalue_pkey'
)
DB.execute_sql('''
alter table
instrumentkeyvalue
add constraint
instrumentkeyvalue_pkey primary key (instrument_id, key_id, value_id, relationship_id)
''')
def upgrade(migrator: SchemaMigrator):
try:
migrate(
migrator.drop_index(MapFolder._meta.db_table, 'mapfolder_name'), )
except Exception as e:
print(str(e))
print('Migration failed but silencing error!')
def __init__(self, url, bare_fields=False):
if isinstance(url, Database):
self._url = None
self._database = url
self._database_path = self._database.database
else:
self._url = url
parse_result = urlparse(url)
self._database_path = parse_result.path[1:]
# Connect to the database.
self._database = connect(url)
self._database.connect()
# Introspect the database and generate models.
self._introspector = Introspector.from_database(self._database)
self._models = self._introspector.generate_models(
skip_invalid=True,
literal_column_names=True,
bare_fields=bare_fields)
self._migrator = SchemaMigrator.from_database(self._database)
class BaseModel(Model):
class Meta:
database = self._database
self._base_model = BaseModel
self._export_formats = self.get_export_formats()
self._import_formats = self.get_import_formats()
def __init__(self, url, bare_fields=False):
if isinstance(url, Database):
self._url = None
self._database = url
self._database_path = self._database.database
else:
self._url = url
parse_result = urlparse(url)
self._database_path = parse_result.path[1:]
# Connect to the database.
self._database = connect(url)
self._database.connect()
# Introspect the database and generate models.
self._introspector = Introspector.from_database(self._database)
self._models = self._introspector.generate_models(
skip_invalid=True,
literal_column_names=True,
bare_fields=bare_fields)
self._migrator = SchemaMigrator.from_database(self._database)
class BaseModel(Model):
class Meta:
database = self._database
self._base_model = BaseModel
self._export_formats = self.get_export_formats()
self._import_formats = self.get_import_formats()
def migrate_schema(db):
print("Starting migration")
from src.model.models import DatabaseInfo
if isinstance(db, Proxy):
db = db.obj
migrator = SchemaMigrator.from_database(db)
if migrator is None:
raise Exception("Migrator is broken")
info = DatabaseInfo.get_or_none(id=0)
if info is None:
info = DatabaseInfo.create(id=0, version=0)
print("Current database version is %d" % info.version)
for i in range(info.version, len(migrations)):
print(f"Applying migration v{i+1}")
migrations[i](db, migrator)
info.version = i + 1
info.save()
def migration_v3(db, migrator: SchemaMigrator):
import magic
from src.model.models import Content
with db.atomic():
migrate(
migrator.add_column("content", "mime", CharField(default="")),
migrator.add_column("content", "size", BigIntegerField(default=0)),
)
query = Content.select()
for c in query:
c.mime = magic.from_file(c.path, mime=True)
c.size = os.stat(c.path).st_size
c.save()
def __init__(self, url, include_views=False, **kwargs):
if isinstance(url, Database):
self._url = None
self._database = url
self._database_path = self._database.database
else:
self._url = url
parse_result = urlparse(url)
self._database_path = parse_result.path[1:]
# Connect to the database.
self._database = connect(url)
# Open a connection if one does not already exist.
self._database.connect(reuse_if_open=True)
# Introspect the database and generate models.
self._introspector = Introspector.from_database(self._database)
self._include_views = include_views
self._models = self._introspector.generate_models(
skip_invalid=True,
literal_column_names=True,
include_views=self._include_views,
**kwargs)
self._migrator = SchemaMigrator.from_database(self._database)
class BaseModel(Model):
class Meta:
database = self._database
self._base_model = BaseModel
self._export_formats = self.get_export_formats()
self._import_formats = self.get_import_formats()
def migration_v1(db, migrator: SchemaMigrator):
from src.model.models import Post
with db.atomic():
migrate(
migrator.add_column("post", "has_cut",
BooleanField(default=False)),
migrator.add_column("post", "cut_name",
CharField(default=None, null=True)),
)
query = Post.select()
for p in query:
p.has_cut = "<cut>" in p.text
p.save()
def up(self, migrator: SchemaMigrator):
Person._meta.database = migrator.database
Person.create_table()
return [
migrator.add_column('sample_person_table', 'test1', CharField(default='sample_test2_value')),
migrator.add_column('sample_person_table', 'test2', CharField(default='sample_test2_value'))
]
def _rename_tables():
table_rename = {
'institutionperson': 'institutionuser',
'instrumentcustodian': 'instrumentuser',
'projectparticipant': 'projectuser',
'transactionrelease': 'transactionuser'
}
migrator = SchemaMigrator(DB)
for old_table, new_table in table_rename.items():
migrate(migrator.rename_table(old_table, new_table))
for index_meta in DB.get_indexes(new_table):
new_index_name = '{}{}'.format(new_table, index_meta.name[len(old_table):])
DB.execute_sql('alter index {} rename to {}'.format(index_meta.name, new_index_name))
for fkey_meta in DB.get_foreign_keys(new_table):
old_name = '_'.join([old_table, fkey_meta.column, 'fkey'])
new_name = '_'.join([new_table, fkey_meta.column, 'fkey'])
DB.execute_sql('alter table {} rename constraint {} TO {}'.format(new_table, old_name, new_name))
def __init__(self, database):
if isinstance(database, pw.Proxy):
database = database.obj
self.database = database
self.orm = dict()
self.ops = list()
self.migrator = SchemaMigrator.from_database(self.database)
def main():
for cls in models.Category, models.Feed, models.Entry:
try:
cls.create_table()
except peewee.OperationalError as ex:
print ex
migrator = SchemaMigrator(models.DATABASE)
try:
try:
migrate(migrator.drop_index('entry_feed_id_published_at'))
except:
pass
migrate(migrator.add_index('entry', ('feed_id', 'published_at'), False))
except peewee.OperationalError as ex:
print ex
def migration_v13(db, migrator: SchemaMigrator):
with db.atomic():
migrate(
migrator.add_column("comment", "object_type",
CharField(null=True)),
migrator.add_column("comment", "object_id",
IntegerField(default=0)),
)
from src.model.models import Comment
for c in Comment.select():
c.object_type = "post"
c.object_id = c.post.id
c.save()
migrate(
# migrator.drop_foreign_key_constraint("comment", "post"),
migrator.drop_column("comment", "post_id"), )
def test_fk_migration(self):
migrator = SchemaMigrator.from_database(self.database)
migrate(
migrator.drop_column(FKMB._meta.table_name, FKMB.fkma.column_name))
migrate(
migrator.add_column(FKMB._meta.table_name, FKMB.fkma.column_name,
FKMB.fkma))
fa = FKMA.create(name='fa')
FKMB.create(name='fb', fkma=fa)
obj = FKMB.select().first()
self.assertEqual(obj.name, 'fb')
def migration_v9(db, migrator: SchemaMigrator):
from src.model.models import Jam
with db.atomic():
migrate(
migrator.add_column(
"jamentry",
"jam_id",
ForeignKeyField(Jam,
Jam.id,
default=None,
null=True,
index=False),
), )
def migration_v4(db, migrator: SchemaMigrator):
from src.model.models import Token
with db.atomic():
migrate(
migrator.add_column("token", "token_type",
CharField(default="")), )
query = Token.select()
for t in query:
if t.is_refresh_token:
t.token_type = "refresh"
else:
t.token_type = "access"
t.save()
def __init__(self, url):
self._url = url
parse_result = urlparse(url)
self._database_path = parse_result.path[1:]
# Connect to the database.
self._database = connect(url)
self._database.connect()
# Introspect the database and generate models.
self._introspector = Introspector.from_database(self._database)
self._models = self._introspector.generate_models()
self._migrator = SchemaMigrator.from_database(self._database)
class BaseModel(Model):
class Meta:
database = self._database
self._base_model = BaseModel
self._export_formats = self.get_export_formats()
def __init__(self, url):
self._url = url
parse_result = urlparse(url)
self._database_path = parse_result.path[1:]
# Connect to the database.
self._database = connect(url)
self._database.connect()
# Introspect the database and generate models.
self._introspector = Introspector.from_database(self._database)
self._models = self._introspector.generate_models(skip_invalid=True)
self._migrator = SchemaMigrator.from_database(self._database)
class BaseModel(Model):
class Meta:
database = self._database
self._base_model = BaseModel
self._export_formats = self.get_export_formats()
self._import_formats = self.get_import_formats()
def update_0_1_to_1_0(cls):
"""Update from 0.1 to 1.0."""
migrator = SchemaMigrator(DB)
TransSIP.create_table()
TransSAP.create_table()
class OldTrans(Model):
"""This is the old transactions."""
submitter = ForeignKeyField(Users, backref='transactions')
instrument = ForeignKeyField(Instruments, backref='transactions')
proposal = ForeignKeyField(Proposals, backref='transactions')
created = DateTimeField()
updated = DateTimeField()
deleted = DateTimeField(null=True)
class Meta(object):
"""This is the meta class for OldTrans."""
database = DB
table_name = 'transactions'
migrate(
migrator.add_column('transactions', 'description',
TextField(null=True)))
for old_trans in OldTrans.select():
transsip = TransSIP()
for attr in [
'submitter', 'instrument', 'proposal', 'created',
'updated', 'deleted'
]:
setattr(transsip, attr, getattr(old_trans, attr))
setattr(transsip, 'id',
Transactions.get(Transactions.id == old_trans.id))
transsip.save(force_insert=True)
migrate(migrator.drop_column('transactions', 'submitter_id'),
migrator.drop_column('transactions', 'instrument_id'),
migrator.drop_column('transactions', 'proposal_id'))
def update_schema():
"""Update from 0.1 to 1.0."""
migrator = SchemaMigrator(DB)
OldTransSIP.create_table()
OldTransSAP.create_table()
migrate(
migrator.add_column('transactions', 'description',
TextField(null=True)))
for old_trans in OldTrans.select():
transsip = OldTransSIP()
for attr in [
'submitter', 'instrument', 'proposal', 'created', 'updated',
'deleted'
]:
setattr(transsip, attr, getattr(old_trans, attr))
setattr(transsip, 'id',
Transactions.get(Transactions.id == old_trans.id))
transsip.save(force_insert=True)
migrate(migrator.drop_column('transactions', 'submitter_id'),
migrator.drop_column('transactions', 'instrument_id'),
migrator.drop_column('transactions', 'proposal_id'))
def commands(migrator: SchemaMigrator):
migrate(migrator.add_column("ingredient", "calories", peewee.FloatField(default=0)))
def __init__(self, database):
self.database = database
self.migrator = SchemaMigrator.from_database(self.database)
self.models = []
def __init__(self, database):
self.database = database
self.migrator = SchemaMigrator.from_database(self.database)
self.models = []
def upgrade(migrator: SchemaMigrator):
migrate(
migrator.add_column(TestModel._meta.db_table, 'sample', sample_field))
def __init__(self, db: Database, migration_path: str = 'migrations'):
self.db = db
self.migrator = SchemaMigrator.from_database(self.db)
MigrationModel._meta.database = db
__import__(migration_path, locals=locals(), globals=globals())
def update_1_0_to_2_0(cls):
"""Update by adding the auth column."""
migrator = SchemaMigrator(DB)
migrate(migrator.add_column('eventmatch', 'auth',
TextField(null=True)))
def migrate(db):
migrator = SchemaMigrator.from_database(db)
from database import model_factory
models = model_factory(db)
migrate_001(migrator, models)
def __init__(self, db):
self.db = db
self.migrator = SchemaMigrator.from_database(self.db)