mirror of
https://github.com/jxxghp/MoviePilot.git
synced 2026-09-01 13:37:24 +08:00
54 lines
2.0 KiB
Python
54 lines
2.0 KiB
Python
"""3.0.8 add durable side-effect outbox.
|
|
|
|
Revision ID: c7d9a1e4f2b6
|
|
Revises: 73370ce9bab7
|
|
Create Date: 2026-08-21
|
|
"""
|
|
|
|
from alembic import op
|
|
import sqlalchemy as sa
|
|
|
|
|
|
revision = "c7d9a1e4f2b6"
|
|
down_revision = "73370ce9bab7"
|
|
branch_labels = None
|
|
depends_on = None
|
|
|
|
|
|
def upgrade() -> None:
|
|
"""创建可认领、有限重试并进入 dead letter 的 outbox 表。"""
|
|
# fresh 安装先由 metadata.create_all 建当前结构，再补跑 Alembic 链；此时只需推进 revision。
|
|
if "outboxmessage" in sa.inspect(op.get_bind()).get_table_names():
|
|
return
|
|
op.create_table(
|
|
"outboxmessage",
|
|
sa.Column("id", sa.Integer(), nullable=False),
|
|
sa.Column("event_key", sa.String(length=255), nullable=False),
|
|
sa.Column("topic", sa.String(length=100), nullable=False),
|
|
sa.Column("payload_version", sa.Integer(), nullable=False),
|
|
sa.Column("payload", sa.JSON(), nullable=False),
|
|
sa.Column("status", sa.String(length=20), nullable=False),
|
|
sa.Column("attempt", sa.Integer(), nullable=False),
|
|
sa.Column("next_retry_at", sa.String(length=40), nullable=False),
|
|
sa.Column("lease_until", sa.String(length=40), nullable=True),
|
|
sa.Column("last_error", sa.Text(), nullable=True),
|
|
sa.Column("created_at", sa.String(length=40), nullable=False),
|
|
sa.Column("completed_at", sa.String(length=40), nullable=True),
|
|
sa.PrimaryKeyConstraint("id"),
|
|
sa.UniqueConstraint("event_key", name="uq_outboxmessage_event_key"),
|
|
)
|
|
op.create_index(
|
|
"ix_outboxmessage_claim",
|
|
"outboxmessage",
|
|
["status", "next_retry_at", "lease_until"],
|
|
unique=False,
|
|
)
|
|
|
|
|
|
def downgrade() -> None:
|
|
"""删除 outbox；未投递副作用会不可逆丢失，降级前必须确认队列为空。"""
|
|
if "outboxmessage" not in sa.inspect(op.get_bind()).get_table_names():
|
|
return
|
|
op.drop_index("ix_outboxmessage_claim", table_name="outboxmessage")
|
|
op.drop_table("outboxmessage")
|