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test: use EtcdStore in IT cases (GreptimeTeam#2734)
* test: use EtcdStore in IT cases Signed-off-by: tison <[email protected]> * retrigger CI Signed-off-by: tison <[email protected]> * refactor: KvPair can take etcd KeyValue Signed-off-by: tison <[email protected]> * temporary use fork Signed-off-by: tison <[email protected]> * drop cloned Signed-off-by: tison <[email protected]> * chroot_key_value Signed-off-by: tison <[email protected]> * chroot and prepend in each point Signed-off-by: tison <[email protected]> * adjust call points Signed-off-by: tison <[email protected]> * cargo clippy Signed-off-by: tison <[email protected]> * point to upstream etcd-client Signed-off-by: tison <[email protected]> * test etcd chroot Signed-off-by: tison <[email protected]> * add NO_CHROOT constant Signed-off-by: tison <[email protected]> * check Signed-off-by: tison <[email protected]> * handle range end Signed-off-by: tison <[email protected]> * handle special encoded key or range_end Signed-off-by: tison <[email protected]> * fixup implementation Signed-off-by: tison <[email protected]> * clippy Signed-off-by: tison <[email protected]> * avoid test name conflict Signed-off-by: tison <[email protected]> * chroot to kvbackend level Signed-off-by: tison <[email protected]> * fixup all occurances Signed-off-by: tison <[email protected]> * fix type Signed-off-by: tison <[email protected]> * Update src/common/meta/src/kv_backend/txn.rs * make github happy --------- Signed-off-by: tison <[email protected]> Co-authored-by: LFC <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,256 @@ | ||
| // Copyright 2023 Greptime Team | ||
| // | ||
| // 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 std::any::Any; | ||
|
|
||
| use crate::error::Error; | ||
| use crate::kv_backend::txn::{Txn, TxnOp, TxnOpResponse, TxnResponse}; | ||
| use crate::kv_backend::{KvBackend, KvBackendRef, TxnService}; | ||
| use crate::rpc::store::{ | ||
| BatchDeleteRequest, BatchDeleteResponse, BatchGetRequest, BatchGetResponse, BatchPutRequest, | ||
| BatchPutResponse, CompareAndPutRequest, CompareAndPutResponse, DeleteRangeRequest, | ||
| DeleteRangeResponse, PutRequest, PutResponse, RangeRequest, RangeResponse, | ||
| }; | ||
| use crate::rpc::KeyValue; | ||
|
|
||
| pub struct ChrootKvBackend { | ||
| root: Vec<u8>, | ||
| inner: KvBackendRef, | ||
| } | ||
|
|
||
| impl ChrootKvBackend { | ||
| pub fn new(root: Vec<u8>, inner: KvBackendRef) -> ChrootKvBackend { | ||
| debug_assert!(!root.is_empty()); | ||
| ChrootKvBackend { root, inner } | ||
| } | ||
| } | ||
|
|
||
| #[async_trait::async_trait] | ||
| impl TxnService for ChrootKvBackend { | ||
| type Error = Error; | ||
|
|
||
| async fn txn(&self, txn: Txn) -> Result<TxnResponse, Self::Error> { | ||
| let txn = txn_prepend_root(&self.root, txn); | ||
| let txn_res = self.inner.txn(txn).await?; | ||
| Ok(chroot_txn_response(&self.root, txn_res)) | ||
| } | ||
| } | ||
|
|
||
| #[async_trait::async_trait] | ||
| impl KvBackend for ChrootKvBackend { | ||
| fn name(&self) -> &str { | ||
| self.inner.name() | ||
| } | ||
|
|
||
| fn as_any(&self) -> &dyn Any { | ||
| self | ||
| } | ||
|
|
||
| async fn range(&self, mut req: RangeRequest) -> Result<RangeResponse, Self::Error> { | ||
| req.key = key_prepend_root(&self.root, req.key); | ||
| req.range_end = range_end_prepend_root(&self.root, req.range_end); | ||
| let mut res = self.inner.range(req).await?; | ||
| res.kvs = res | ||
| .kvs | ||
| .drain(..) | ||
| .map(chroot_key_value_with(&self.root)) | ||
| .collect(); | ||
| Ok(res) | ||
| } | ||
|
|
||
| async fn put(&self, mut req: PutRequest) -> Result<PutResponse, Self::Error> { | ||
| req.key = key_prepend_root(&self.root, req.key); | ||
| let mut res = self.inner.put(req).await?; | ||
| res.prev_kv = res.prev_kv.take().map(chroot_key_value_with(&self.root)); | ||
| Ok(res) | ||
| } | ||
|
|
||
| async fn batch_put(&self, mut req: BatchPutRequest) -> Result<BatchPutResponse, Self::Error> { | ||
| for kv in req.kvs.iter_mut() { | ||
| kv.key = key_prepend_root(&self.root, kv.key.drain(..).collect()); | ||
| } | ||
| let mut res = self.inner.batch_put(req).await?; | ||
| res.prev_kvs = res | ||
| .prev_kvs | ||
| .drain(..) | ||
| .map(chroot_key_value_with(&self.root)) | ||
| .collect(); | ||
| Ok(res) | ||
| } | ||
|
|
||
| async fn batch_get(&self, mut req: BatchGetRequest) -> Result<BatchGetResponse, Self::Error> { | ||
| req.keys = req | ||
| .keys | ||
| .drain(..) | ||
| .map(|key| key_prepend_root(&self.root, key)) | ||
| .collect(); | ||
| let mut res = self.inner.batch_get(req).await?; | ||
| res.kvs = res | ||
| .kvs | ||
| .drain(..) | ||
| .map(chroot_key_value_with(&self.root)) | ||
| .collect(); | ||
| Ok(res) | ||
| } | ||
|
|
||
| async fn compare_and_put( | ||
| &self, | ||
| mut req: CompareAndPutRequest, | ||
| ) -> Result<CompareAndPutResponse, Self::Error> { | ||
| req.key = key_prepend_root(&self.root, req.key); | ||
| let mut res = self.inner.compare_and_put(req).await?; | ||
| res.prev_kv = res.prev_kv.take().map(chroot_key_value_with(&self.root)); | ||
| Ok(res) | ||
| } | ||
|
|
||
| async fn delete_range( | ||
| &self, | ||
| mut req: DeleteRangeRequest, | ||
| ) -> Result<DeleteRangeResponse, Self::Error> { | ||
| req.key = key_prepend_root(&self.root, req.key); | ||
| req.range_end = range_end_prepend_root(&self.root, req.range_end); | ||
| let mut res = self.inner.delete_range(req).await?; | ||
| res.prev_kvs = res | ||
| .prev_kvs | ||
| .drain(..) | ||
| .map(chroot_key_value_with(&self.root)) | ||
| .collect(); | ||
| Ok(res) | ||
| } | ||
|
|
||
| async fn batch_delete( | ||
| &self, | ||
| mut req: BatchDeleteRequest, | ||
| ) -> Result<BatchDeleteResponse, Self::Error> { | ||
| req.keys = req | ||
| .keys | ||
| .drain(..) | ||
| .map(|key| key_prepend_root(&self.root, key)) | ||
| .collect(); | ||
| let mut res = self.inner.batch_delete(req).await?; | ||
| res.prev_kvs = res | ||
| .prev_kvs | ||
| .drain(..) | ||
| .map(chroot_key_value_with(&self.root)) | ||
| .collect(); | ||
| Ok(res) | ||
| } | ||
| } | ||
|
|
||
| fn key_strip_root(root: &[u8], mut key: Vec<u8>) -> Vec<u8> { | ||
| debug_assert!( | ||
| key.starts_with(root), | ||
| "key={}, root={}", | ||
| String::from_utf8_lossy(&key), | ||
| String::from_utf8_lossy(root), | ||
| ); | ||
| key.split_off(root.len()) | ||
| } | ||
|
|
||
| fn chroot_key_value_with(root: &[u8]) -> impl FnMut(KeyValue) -> KeyValue + '_ { | ||
| |kv| KeyValue { | ||
| key: key_strip_root(root, kv.key), | ||
| value: kv.value, | ||
| } | ||
| } | ||
| fn chroot_txn_response(root: &[u8], mut txn_res: TxnResponse) -> TxnResponse { | ||
| for resp in txn_res.responses.iter_mut() { | ||
| match resp { | ||
| TxnOpResponse::ResponsePut(r) => { | ||
| r.prev_kv = r.prev_kv.take().map(chroot_key_value_with(root)); | ||
| } | ||
| TxnOpResponse::ResponseGet(r) => { | ||
| r.kvs = r.kvs.drain(..).map(chroot_key_value_with(root)).collect(); | ||
| } | ||
| TxnOpResponse::ResponseDelete(r) => { | ||
| r.prev_kvs = r | ||
| .prev_kvs | ||
| .drain(..) | ||
| .map(chroot_key_value_with(root)) | ||
| .collect(); | ||
| } | ||
| } | ||
| } | ||
| txn_res | ||
| } | ||
|
|
||
| fn key_prepend_root(root: &[u8], mut key: Vec<u8>) -> Vec<u8> { | ||
| let mut new_key = root.to_vec(); | ||
| new_key.append(&mut key); | ||
| new_key | ||
| } | ||
|
|
||
| // see namespace.prefixInterval - https://github.com/etcd-io/etcd/blob/v3.5.10/client/v3/namespace/util.go | ||
| fn range_end_prepend_root(root: &[u8], mut range_end: Vec<u8>) -> Vec<u8> { | ||
| if range_end == [0] { | ||
| // the edge of the keyspace | ||
| let mut new_end = root.to_vec(); | ||
| let mut ok = false; | ||
| for i in (0..new_end.len()).rev() { | ||
| new_end[i] = new_end[i].wrapping_add(1); | ||
| if new_end[i] != 0 { | ||
| ok = true; | ||
| break; | ||
| } | ||
| } | ||
| if !ok { | ||
| // 0xff..ff => 0x00 | ||
| new_end = vec![0]; | ||
| } | ||
| new_end | ||
| } else if !range_end.is_empty() { | ||
| let mut new_end = root.to_vec(); | ||
| new_end.append(&mut range_end); | ||
| new_end | ||
| } else { | ||
| vec![] | ||
| } | ||
| } | ||
|
|
||
| fn txn_prepend_root(root: &[u8], mut txn: Txn) -> Txn { | ||
| fn op_prepend_root(root: &[u8], op: TxnOp) -> TxnOp { | ||
| match op { | ||
| TxnOp::Put(k, v) => TxnOp::Put(key_prepend_root(root, k), v), | ||
| TxnOp::Get(k) => TxnOp::Get(key_prepend_root(root, k)), | ||
| TxnOp::Delete(k) => TxnOp::Delete(key_prepend_root(root, k)), | ||
| } | ||
| } | ||
|
|
||
| txn.req.success = txn | ||
| .req | ||
| .success | ||
| .drain(..) | ||
| .map(|op| op_prepend_root(root, op)) | ||
| .collect(); | ||
|
|
||
| txn.req.failure = txn | ||
| .req | ||
| .failure | ||
| .drain(..) | ||
| .map(|op| op_prepend_root(root, op)) | ||
| .collect(); | ||
|
|
||
| txn.req.compare = txn | ||
| .req | ||
| .compare | ||
| .drain(..) | ||
| .map(|cmp| super::txn::Compare { | ||
| key: key_prepend_root(root, cmp.key), | ||
| cmp: cmp.cmp, | ||
| target: cmp.target, | ||
| }) | ||
| .collect(); | ||
|
|
||
| txn | ||
| } |
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