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| author | Jules Laplace <julescarbon@gmail.com> | 2020-05-30 17:27:04 +0200 |
|---|---|---|
| committer | Jules Laplace <julescarbon@gmail.com> | 2020-05-30 17:27:04 +0200 |
| commit | 0890fdd951d021308550a0db2e7b6f2593512957 (patch) | |
| tree | a0050b153242ccde662fc0a957a79fc7a7edc4b4 /cli/app/sql/env.py | |
initial site copied in
Diffstat (limited to 'cli/app/sql/env.py')
| -rw-r--r-- | cli/app/sql/env.py | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/cli/app/sql/env.py b/cli/app/sql/env.py new file mode 100644 index 0000000..a2815db --- /dev/null +++ b/cli/app/sql/env.py @@ -0,0 +1,68 @@ +from sqlalchemy import engine_from_config +from sqlalchemy import pool + +from alembic import context + +from app.sql.common import db, engine, connection_url, Base + +# this is the Alembic Config object, which provides +# access to the values within the .ini file in use. +config = context.config +config.set_main_option("script_location", "./app/sql") +config.set_main_option("sqlalchemy.url", connection_url) + +target_metadata = Base.metadata + +from app.sql.models.collection import Collection +from app.sql.models.upload import Upload + +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, + target_metadata=target_metadata, + literal_binds=True, + dialect_opts={"paramstyle": "named"}, + ) + + 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. + + """ + # connectable = engine_from_config( + # config.get_section(config.config_ini_section), + # prefix="sqlalchemy.", + # poolclass=pool.NullPool, + # ) + + with engine.connect() as connection: + context.configure( + connection=connection, target_metadata=target_metadata + ) + + with context.begin_transaction(): + context.run_migrations() + + +if context.is_offline_mode(): + run_migrations_offline() +else: + run_migrations_online() |
