Initial database migrations for server

.gitignore

@@ -12,5 +12,4 @@ venv/
 config.py
 /brender/config.py
 /brender/server/render
-/brender/server/migrations
 /brender/manager/migrations

brender/server/migrations/README

+Generic single-database configuration.
\ No newline at end of file

brender/server/migrations/alembic.ini

+# 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

brender/server/migrations/env.py

+from __future__ import with_statement
+from alembic import context
+from sqlalchemy import engine_from_config, pool
+from logging.config import fileConfig
+
+# 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)
+
+# 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.
+
+    """
+    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
+                )
+
+    try:
+        with context.begin_transaction():
+            context.run_migrations()
+    finally:
+        connection.close()
+
+if context.is_offline_mode():
+    run_migrations_offline()
+else:
+    run_migrations_online()
+

brender/server/migrations/script.py.mako

+"""${message}
+
+Revision ID: ${up_revision}
+Revises: ${down_revision}
+Create Date: ${create_date}
+
+"""
+
+# revision identifiers, used by Alembic.
+revision = ${repr(up_revision)}
+down_revision = ${repr(down_revision)}
+
+from alembic import op
+import sqlalchemy as sa
+${imports if imports else ""}
+
+def upgrade():
+    ${upgrades if upgrades else "pass"}
+
+
+def downgrade():
+    ${downgrades if downgrades else "pass"}

brender/server/migrations/versions/3fc5f3e23c05_initial_setup.py

+"""initial setup
+
+Revision ID: 3fc5f3e23c05
+Revises: None
+Create Date: 2015-01-06 15:33:40.891617
+
+"""
+
+# revision identifiers, used by Alembic.
+revision = '3fc5f3e23c05'
+down_revision = None
+
+from alembic import op
+import sqlalchemy as sa
+
+
+def upgrade():
+    op.create_table('setting',
+    sa.Column('id', sa.Integer(), nullable=False),
+    sa.Column('name', sa.String(length=128), nullable=True),
+    sa.Column('value', sa.String(length=128), nullable=True),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_table('project',
+    sa.Column('id', sa.Integer(), nullable=False),
+    sa.Column('name', sa.String(length=120), nullable=True),
+    sa.Column('path_server', sa.Text(), nullable=True),
+    sa.Column('path_linux', sa.Text(), nullable=True),
+    sa.Column('path_win', sa.Text(), nullable=True),
+    sa.Column('path_osx', sa.Text(), nullable=True),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_table('manager',
+    sa.Column('id', sa.Integer(), nullable=False),
+    sa.Column('ip_address', sa.String(length=15), nullable=True),
+    sa.Column('port', sa.Integer(), nullable=True),
+    sa.Column('name', sa.String(length=50), nullable=True),
+    sa.Column('total_workers', sa.Integer(), nullable=True),
+    sa.PrimaryKeyConstraint('id'),
+    sa.UniqueConstraint('ip_address', 'port', name='connection_uix')
+    )
+    op.create_table('worker',
+    sa.Column('id', sa.Integer(), nullable=False),
+    sa.Column('mac_address', sa.Integer(), nullable=True),
+    sa.Column('hostname', sa.String(length=120), nullable=True),
+    sa.Column('status', sa.String(length=60), nullable=True),
+    sa.Column('warning', sa.Boolean(), nullable=True),
+    sa.Column('config', sa.String(length=120), nullable=True),
+    sa.Column('system', sa.String(length=120), nullable=True),
+    sa.Column('ip_address', sa.String(length=32), nullable=True),
+    sa.Column('connection', sa.String(length=64), nullable=True),
+    sa.PrimaryKeyConstraint('id'),
+    sa.UniqueConstraint('ip_address')
+    )
+    op.create_table('job',
+    sa.Column('id', sa.Integer(), nullable=False),
+    sa.Column('project_id', sa.Integer(), nullable=True),
+    sa.Column('frame_start', sa.Integer(), nullable=True),
+    sa.Column('frame_end', sa.Integer(), nullable=True),
+    sa.Column('chunk_size', sa.Integer(), nullable=True),
+    sa.Column('current_frame', sa.Integer(), nullable=True),
+    sa.Column('name', sa.String(length=120), nullable=True),
+    sa.Column('filepath', sa.String(length=256), nullable=True),
+    sa.Column('render_settings', sa.String(length=120), nullable=True),
+    sa.Column('format', sa.String(length=10), nullable=True),
+    sa.Column('status', sa.String(length=64), nullable=True),
+    sa.Column('priority', sa.Integer(), nullable=True),
+    sa.ForeignKeyConstraint(['project_id'], ['project.id'], ),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_table('task',
+    sa.Column('id', sa.Integer(), nullable=False),
+    sa.Column('job_id', sa.Integer(), nullable=True),
+    sa.Column('manager_id', sa.Integer(), nullable=True),
+    sa.Column('chunk_start', sa.Integer(), nullable=True),
+    sa.Column('chunk_end', sa.Integer(), nullable=True),
+    sa.Column('current_frame', sa.Integer(), nullable=True),
+    sa.Column('status', sa.String(length=64), nullable=True),
+    sa.Column('priority', sa.Integer(), nullable=True),
+    sa.ForeignKeyConstraint(['job_id'], ['job.id'], ),
+    sa.PrimaryKeyConstraint('id')
+    )
+
+
+def downgrade():
+    op.drop_table('task')
+    op.drop_table('job')
+    op.drop_table('worker')
+    op.drop_table('manager')
+    op.drop_table('project')
+    op.drop_table('setting')