fix(repartition): reject writes on deallocating regions during region merge (#7694)

* feat(meta): add write route policy to region route with backward compatibility

Signed-off-by: WenyXu <wenymedia@gmail.com>

* fix(meta): use partition_expr compatibility accessor in repartition matching

Signed-off-by: WenyXu <wenymedia@gmail.com>

* feat(meta): introduce staging partition rule enum for repartition instructions

Signed-off-by: WenyXu <wenymedia@gmail.com>

* feat(datanode): plumb staging partition rule enum through heartbeat handlers

Signed-off-by: WenyXu <wenymedia@gmail.com>

* feat(meta): mark pending-deallocate regions as reject-all during merge staging

Signed-off-by: WenyXu <wenymedia@gmail.com>

* feat(partition): exclude reject-all regions from write partitioning

Signed-off-by: WenyXu <wenymedia@gmail.com>

* feat(mito): store staging partition rule enum in region state

Signed-off-by: WenyXu <wenymedia@gmail.com>

* feat(mito): reject writes in staging when partition rule is reject-all

Signed-off-by: WenyXu <wenymedia@gmail.com>

* feat(meta): send enter staging instruction with reject-all

Signed-off-by: WenyXu <wenymedia@gmail.com>

* fix(repartition): preserve reject-all on exit, merge enter-staging instructions, and allow staged bulk writes

Signed-off-by: WenyXu <wenymedia@gmail.com>

* refactor: refactor to ignore all writes

Signed-off-by: WenyXu <wenymedia@gmail.com>

* chore: apply suggestions

Signed-off-by: WenyXu <wenymedia@gmail.com>

* refactor: rename StagingPartitionRule to StagingPartitionDirective across staging flow

Signed-off-by: WenyXu <wenymedia@gmail.com>

* chore: add comments

Signed-off-by: WenyXu <wenymedia@gmail.com>

* chore: clippy

Signed-off-by: WenyXu <wenymedia@gmail.com>

* refactor: nit

Signed-off-by: WenyXu <wenymedia@gmail.com>

* chore: apply suggestions

Signed-off-by: WenyXu <wenymedia@gmail.com>

* refactor: rename

Signed-off-by: WenyXu <wenymedia@gmail.com>

---------

Signed-off-by: WenyXu <wenymedia@gmail.com>
This commit is contained in:
Weny Xu
2026-02-25 15:04:38 +08:00
committed by GitHub
parent 6d998c043e
commit df04267c54
40 changed files with 962 additions and 177 deletions

View File

@@ -189,7 +189,6 @@ fn create_region_routes(regions: Vec<RegionNumber>) -> Vec<RegionRoute> {
region: Region {
id: region_id.into(),
name: String::new(),
partition: None,
attrs: BTreeMap::new(),
partition_expr: Default::default(),
},
@@ -200,6 +199,7 @@ fn create_region_routes(regions: Vec<RegionNumber>) -> Vec<RegionRoute> {
follower_peers: vec![],
leader_state: None,
leader_down_since: None,
write_route_policy: None,
});
}