Add migration directory from flask-migrate

This commit is contained in:
Khanh Ngo 2018-06-22 16:47:45 +07:00
parent 6cbd2686fd
commit dc8b6b2351
5 changed files with 299 additions and 0 deletions

1
migrations/README Executable file
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Generic single-database configuration.

45
migrations/alembic.ini Normal file
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# A generic, single database configuration.
[alembic]
# template used to generate migration files
# file_template = %%(rev)s_%%(slug)s
# set to 'true' to run the environment during
# the 'revision' command, regardless of autogenerate
# revision_environment = false
# Logging configuration
[loggers]
keys = root,sqlalchemy,alembic
[handlers]
keys = console
[formatters]
keys = generic
[logger_root]
level = WARN
handlers = console
qualname =
[logger_sqlalchemy]
level = WARN
handlers =
qualname = sqlalchemy.engine
[logger_alembic]
level = INFO
handlers =
qualname = alembic
[handler_console]
class = StreamHandler
args = (sys.stderr,)
level = NOTSET
formatter = generic
[formatter_generic]
format = %(levelname)-5.5s [%(name)s] %(message)s
datefmt = %H:%M:%S

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migrations/env.py Executable file
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from __future__ import with_statement
from alembic import context
from sqlalchemy import engine_from_config, pool
from logging.config import fileConfig
import logging
# this is the Alembic Config object, which provides
# access to the values within the .ini file in use.
config = context.config
# Interpret the config file for Python logging.
# This line sets up loggers basically.
fileConfig(config.config_file_name)
logger = logging.getLogger('alembic.env')
# add your model's MetaData object here
# for 'autogenerate' support
# from myapp import mymodel
# target_metadata = mymodel.Base.metadata
from flask import current_app
config.set_main_option('sqlalchemy.url',
current_app.config.get('SQLALCHEMY_DATABASE_URI'))
target_metadata = current_app.extensions['migrate'].db.metadata
# other values from the config, defined by the needs of env.py,
# can be acquired:
# my_important_option = config.get_main_option("my_important_option")
# ... etc.
def run_migrations_offline():
"""Run migrations in 'offline' mode.
This configures the context with just a URL
and not an Engine, though an Engine is acceptable
here as well. By skipping the Engine creation
we don't even need a DBAPI to be available.
Calls to context.execute() here emit the given string to the
script output.
"""
url = config.get_main_option("sqlalchemy.url")
context.configure(url=url)
with context.begin_transaction():
context.run_migrations()
def run_migrations_online():
"""Run migrations in 'online' mode.
In this scenario we need to create an Engine
and associate a connection with the context.
"""
# this callback is used to prevent an auto-migration from being generated
# when there are no changes to the schema
# reference: http://alembic.zzzcomputing.com/en/latest/cookbook.html
def process_revision_directives(context, revision, directives):
if getattr(config.cmd_opts, 'autogenerate', False):
script = directives[0]
if script.upgrade_ops.is_empty():
directives[:] = []
logger.info('No changes in schema detected.')
engine = engine_from_config(config.get_section(config.config_ini_section),
prefix='sqlalchemy.',
poolclass=pool.NullPool)
connection = engine.connect()
context.configure(connection=connection,
target_metadata=target_metadata,
process_revision_directives=process_revision_directives,
**current_app.extensions['migrate'].configure_args)
try:
with context.begin_transaction():
context.run_migrations()
finally:
connection.close()
if context.is_offline_mode():
run_migrations_offline()
else:
run_migrations_online()

24
migrations/script.py.mako Executable file
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"""${message}
Revision ID: ${up_revision}
Revises: ${down_revision | comma,n}
Create Date: ${create_date}
"""
from alembic import op
import sqlalchemy as sa
${imports if imports else ""}
# revision identifiers, used by Alembic.
revision = ${repr(up_revision)}
down_revision = ${repr(down_revision)}
branch_labels = ${repr(branch_labels)}
depends_on = ${repr(depends_on)}
def upgrade():
${upgrades if upgrades else "pass"}
def downgrade():
${downgrades if downgrades else "pass"}

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"""Init DB
Revision ID: 787bdba9e147
Revises:
Create Date: 2018-06-22 09:45:58.941559
"""
from alembic import op
import sqlalchemy as sa
# revision identifiers, used by Alembic.
revision = '787bdba9e147'
down_revision = None
branch_labels = None
depends_on = None
def upgrade():
# ### commands auto generated by Alembic - please adjust! ###
op.create_table('account',
sa.Column('id', sa.Integer(), nullable=False),
sa.Column('name', sa.String(length=40), nullable=False),
sa.Column('description', sa.String(length=128), nullable=True),
sa.Column('contact', sa.String(length=128), nullable=True),
sa.Column('mail', sa.String(length=128), nullable=True),
sa.PrimaryKeyConstraint('id')
)
op.create_index(op.f('ix_account_name'), 'account', ['name'], unique=True)
op.create_table('domain_template',
sa.Column('id', sa.Integer(), nullable=False),
sa.Column('name', sa.String(length=255), nullable=True),
sa.Column('description', sa.String(length=255), nullable=True),
sa.PrimaryKeyConstraint('id')
)
op.create_index(op.f('ix_domain_template_name'), 'domain_template', ['name'], unique=True)
op.create_table('history',
sa.Column('id', sa.Integer(), nullable=False),
sa.Column('msg', sa.String(length=256), nullable=True),
sa.Column('detail', sa.Text(), nullable=True),
sa.Column('created_by', sa.String(length=128), nullable=True),
sa.Column('created_on', sa.DateTime(), nullable=True),
sa.PrimaryKeyConstraint('id')
)
op.create_table('role',
sa.Column('id', sa.Integer(), nullable=False),
sa.Column('name', sa.String(length=64), nullable=True),
sa.Column('description', sa.String(length=128), nullable=True),
sa.PrimaryKeyConstraint('id')
)
op.create_index(op.f('ix_role_name'), 'role', ['name'], unique=True)
op.create_table('setting',
sa.Column('id', sa.Integer(), nullable=False),
sa.Column('name', sa.String(length=64), nullable=True),
sa.Column('value', sa.String(length=256), nullable=True),
sa.PrimaryKeyConstraint('id')
)
op.create_table('domain',
sa.Column('id', sa.Integer(), nullable=False),
sa.Column('name', sa.String(length=255), nullable=True),
sa.Column('master', sa.String(length=128), nullable=True),
sa.Column('type', sa.String(length=6), nullable=False),
sa.Column('serial', sa.Integer(), nullable=True),
sa.Column('notified_serial', sa.Integer(), nullable=True),
sa.Column('last_check', sa.Integer(), nullable=True),
sa.Column('dnssec', sa.Integer(), nullable=True),
sa.Column('account_id', sa.Integer(), nullable=True),
sa.ForeignKeyConstraint(['account_id'], ['account.id'], ),
sa.PrimaryKeyConstraint('id')
)
op.create_index(op.f('ix_domain_name'), 'domain', ['name'], unique=True)
op.create_table('domain_template_record',
sa.Column('id', sa.Integer(), nullable=False),
sa.Column('name', sa.String(length=255), nullable=True),
sa.Column('type', sa.String(length=64), nullable=True),
sa.Column('ttl', sa.Integer(), nullable=True),
sa.Column('data', sa.Text(), nullable=True),
sa.Column('status', sa.Boolean(), nullable=True),
sa.Column('template_id', sa.Integer(), nullable=True),
sa.ForeignKeyConstraint(['template_id'], ['domain_template.id'], ),
sa.PrimaryKeyConstraint('id')
)
op.create_table('user',
sa.Column('id', sa.Integer(), nullable=False),
sa.Column('username', sa.String(length=64), nullable=True),
sa.Column('password', sa.String(length=64), nullable=True),
sa.Column('firstname', sa.String(length=64), nullable=True),
sa.Column('lastname', sa.String(length=64), nullable=True),
sa.Column('email', sa.String(length=128), nullable=True),
sa.Column('avatar', sa.String(length=128), nullable=True),
sa.Column('otp_secret', sa.String(length=16), nullable=True),
sa.Column('role_id', sa.Integer(), nullable=True),
sa.ForeignKeyConstraint(['role_id'], ['role.id'], ),
sa.PrimaryKeyConstraint('id')
)
op.create_index(op.f('ix_user_username'), 'user', ['username'], unique=True)
op.create_table('account_user',
sa.Column('id', sa.Integer(), nullable=False),
sa.Column('account_id', sa.Integer(), nullable=False),
sa.Column('user_id', sa.Integer(), nullable=False),
sa.ForeignKeyConstraint(['account_id'], ['account.id'], ),
sa.ForeignKeyConstraint(['user_id'], ['user.id'], ),
sa.PrimaryKeyConstraint('id')
)
op.create_table('domain_setting',
sa.Column('id', sa.Integer(), nullable=False),
sa.Column('domain_id', sa.Integer(), nullable=True),
sa.Column('setting', sa.String(length=255), nullable=False),
sa.Column('value', sa.String(length=255), nullable=True),
sa.ForeignKeyConstraint(['domain_id'], ['domain.id'], ),
sa.PrimaryKeyConstraint('id')
)
op.create_table('domain_user',
sa.Column('id', sa.Integer(), nullable=False),
sa.Column('domain_id', sa.Integer(), nullable=False),
sa.Column('user_id', sa.Integer(), nullable=False),
sa.ForeignKeyConstraint(['domain_id'], ['domain.id'], ),
sa.ForeignKeyConstraint(['user_id'], ['user.id'], ),
sa.PrimaryKeyConstraint('id')
)
# ### end Alembic commands ###
def downgrade():
# ### commands auto generated by Alembic - please adjust! ###
op.drop_table('domain_user')
op.drop_table('domain_setting')
op.drop_table('account_user')
op.drop_index(op.f('ix_user_username'), table_name='user')
op.drop_table('user')
op.drop_table('domain_template_record')
op.drop_index(op.f('ix_domain_name'), table_name='domain')
op.drop_table('domain')
op.drop_table('setting')
op.drop_index(op.f('ix_role_name'), table_name='role')
op.drop_table('role')
op.drop_table('history')
op.drop_index(op.f('ix_domain_template_name'), table_name='domain_template')
op.drop_table('domain_template')
op.drop_index(op.f('ix_account_name'), table_name='account')
op.drop_table('account')
# ### end Alembic commands ###