bitrouter 1.0.0-alpha.34

//! Native harness checkpoint and tool-start ledger, atomically replaced by CAS.
use sea_orm::DatabaseBackend;
use sea_orm_migration::prelude::*;

#[derive(DeriveMigrationName)]
pub struct Migration;

#[async_trait::async_trait]
impl MigrationTrait for Migration {
    async fn up(&self, manager: &SchemaManager) -> Result<(), DbErr> {
        let mut payload = ColumnDef::new(BroManagedSessions::Payload);
        // A managed journal may exceed MySQL TEXT's 64 KiB capacity.
        // https://dev.mysql.com/doc/refman/8.4/en/blob.html
        if manager.get_database_backend() == DatabaseBackend::MySql {
            payload.custom(Alias::new("LONGTEXT"));
        } else {
            payload.text();
        }
        manager
            .create_table(
                Table::create()
                    .table(BroManagedSessions::Table)
                    .if_not_exists()
                    .col(
                        ColumnDef::new(BroManagedSessions::Id)
                            .string()
                            .not_null()
                            .primary_key(),
                    )
                    .col(
                        ColumnDef::new(BroManagedSessions::Revision)
                            .big_integer()
                            .not_null(),
                    )
                    .col(
                        ColumnDef::new(BroManagedSessions::PayloadBytes)
                            .big_integer()
                            .not_null(),
                    )
                    .col(payload.not_null())
                    .to_owned(),
            )
            .await
    }
    async fn down(&self, manager: &SchemaManager) -> Result<(), DbErr> {
        manager
            .drop_table(Table::drop().table(BroManagedSessions::Table).to_owned())
            .await
    }
}

#[derive(DeriveIden)]
enum BroManagedSessions {
    Table,
    Id,
    Revision,
    PayloadBytes,
    Payload,
}