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feat: support notification generator in sql backend
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,37 @@ | ||
| // Copyright 2024 RisingWave Labs | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
|
||
| use sea_orm::entity::prelude::*; | ||
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| #[derive(Clone, Copy, Debug, PartialEq, Eq, EnumIter, DeriveActiveEnum)] | ||
| #[sea_orm(rs_type = "String", db_type = "String(None)")] | ||
| pub enum VersionCategory { | ||
| #[sea_orm(string_value = "NOTIFICATION")] | ||
| Notification, | ||
| #[sea_orm(string_value = "TABLE_REVISION")] | ||
| TableRevision, | ||
| } | ||
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|
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| #[derive(Clone, Debug, PartialEq, DeriveEntityModel, Eq)] | ||
| #[sea_orm(table_name = "catalog_version")] | ||
| pub struct Model { | ||
| #[sea_orm(primary_key, auto_increment = false)] | ||
| pub name: VersionCategory, | ||
| pub version: i64, | ||
| } | ||
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| #[derive(Copy, Clone, Debug, EnumIter, DeriveRelation)] | ||
| pub enum Relation {} | ||
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| impl ActiveModelBehavior for ActiveModel {} |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,84 @@ | ||
| // Copyright 2024 RisingWave Labs | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
|
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| use risingwave_meta_model_v2::catalog_version; | ||
| use risingwave_meta_model_v2::catalog_version::VersionCategory; | ||
| use risingwave_meta_model_v2::prelude::CatalogVersion; | ||
| use sea_orm::ActiveValue::Set; | ||
| use sea_orm::{ActiveModelTrait, DatabaseConnection, EntityTrait, TransactionTrait}; | ||
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| use crate::controller::SqlMetaStore; | ||
| use crate::model::NotificationVersion as NotificationModelV1; | ||
| use crate::storage::MetaStoreRef; | ||
| use crate::MetaResult; | ||
|
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| pub enum NotificationVersionGenerator { | ||
| KvGenerator(NotificationModelV1, MetaStoreRef), | ||
| SqlGenerator(u64, DatabaseConnection), | ||
| } | ||
|
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| // TODO: add pre-allocation if necessary | ||
| impl NotificationVersionGenerator { | ||
| pub async fn new( | ||
| meta_store: MetaStoreRef, | ||
| meta_store_sql: Option<SqlMetaStore>, | ||
| ) -> MetaResult<Self> { | ||
| if let Some(sql) = meta_store_sql { | ||
| let txn = sql.conn.begin().await?; | ||
| let model = CatalogVersion::find_by_id(VersionCategory::Notification) | ||
| .one(&txn) | ||
| .await?; | ||
| let current_version = model.as_ref().map(|m| m.version).unwrap_or(1) as u64; | ||
| if model.is_none() { | ||
| catalog_version::ActiveModel { | ||
| name: Set(VersionCategory::Notification), | ||
| version: Set(1), | ||
| } | ||
| .insert(&txn) | ||
| .await?; | ||
| txn.commit().await?; | ||
| } | ||
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| Ok(Self::SqlGenerator(current_version, sql.conn)) | ||
| } else { | ||
| let current_version = NotificationModelV1::new(&meta_store).await; | ||
| Ok(Self::KvGenerator(current_version, meta_store)) | ||
| } | ||
| } | ||
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| pub fn current_version(&self) -> u64 { | ||
| match self { | ||
| NotificationVersionGenerator::KvGenerator(v, _) => v.version(), | ||
| NotificationVersionGenerator::SqlGenerator(v, _) => *v, | ||
| } | ||
| } | ||
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| pub async fn increase_version(&mut self) { | ||
| match self { | ||
| NotificationVersionGenerator::KvGenerator(v, meta_store) => { | ||
| v.increase_version(meta_store).await | ||
| } | ||
| NotificationVersionGenerator::SqlGenerator(v, conn) => { | ||
| catalog_version::ActiveModel { | ||
| name: Set(VersionCategory::Notification), | ||
| version: Set((*v + 1) as i64), | ||
| } | ||
| .update(conn) | ||
| .await | ||
| .unwrap(); | ||
| *v += 1; | ||
| } | ||
| } | ||
| } | ||
| } |
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