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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,57 @@ | ||
| // Copyright 2022 TiKV Project Authors. | ||
| // | ||
| // 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. | ||
|
|
||
| package api | ||
|
|
||
| import ( | ||
| "net/http" | ||
|
|
||
| "github.com/tikv/pd/server" | ||
| "github.com/unrolled/render" | ||
| ) | ||
|
|
||
| type minResolvedTSHandler struct { | ||
| svr *server.Server | ||
| rd *render.Render | ||
| } | ||
|
|
||
| func newMinResolvedTSHandler(svr *server.Server, rd *render.Render) *minResolvedTSHandler { | ||
| return &minResolvedTSHandler{ | ||
| svr: svr, | ||
| rd: rd, | ||
| } | ||
| } | ||
|
|
||
| // NOTE: This type is exported by HTTP API. Please pay more attention when modifying it. | ||
| type minResolvedTS struct { | ||
| MinResolvedTS uint64 `json:"min_resolved_ts"` | ||
| } | ||
|
|
||
| // @Tags minresolvedts | ||
| // @Summary Get cluster-level min resolved ts. | ||
| // @Produce json | ||
| // @Success 200 {array} minResolvedTS | ||
| // @Failure 500 {string} string "PD server failed to proceed the request." | ||
| // @Router /min-resolved-ts [get] | ||
| func (h *minResolvedTSHandler) Get(w http.ResponseWriter, r *http.Request) { | ||
| storage := h.svr.GetStorage() | ||
| value, err := storage.LoadMinResolvedTS() | ||
| if err != nil { | ||
| h.rd.JSON(w, http.StatusInternalServerError, err.Error()) | ||
| return | ||
| } | ||
| h.rd.JSON(w, http.StatusOK, minResolvedTS{ | ||
| MinResolvedTS: value, | ||
| }) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,66 @@ | ||
| // Copyright 2022 TiKV Project Authors. | ||
| // | ||
| // 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. | ||
|
|
||
| package api | ||
|
|
||
| import ( | ||
| "fmt" | ||
|
|
||
| . "github.com/pingcap/check" | ||
| "github.com/pingcap/failpoint" | ||
| "github.com/pingcap/kvproto/pkg/metapb" | ||
| "github.com/tikv/pd/pkg/apiutil" | ||
| "github.com/tikv/pd/server" | ||
| ) | ||
|
|
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| var _ = Suite(&testMinResolvedTSSuite{}) | ||
|
|
||
| type testMinResolvedTSSuite struct { | ||
| svr *server.Server | ||
| cleanup cleanUpFunc | ||
| urlPrefix string | ||
| } | ||
|
|
||
| func (s *testMinResolvedTSSuite) SetUpSuite(c *C) { | ||
| c.Assert(failpoint.Enable("github.com/tikv/pd/server/highFrequencyClusterJobs", `return(true)`), IsNil) | ||
| s.svr, s.cleanup = mustNewServer(c) | ||
| mustWaitLeader(c, []*server.Server{s.svr}) | ||
|
|
||
| addr := s.svr.GetAddr() | ||
| s.urlPrefix = fmt.Sprintf("%s%s/api/v1", addr, apiPrefix) | ||
|
|
||
| mustBootstrapCluster(c, s.svr) | ||
| mustPutStore(c, s.svr, 1, metapb.StoreState_Up, metapb.NodeState_Serving, nil) | ||
| } | ||
|
|
||
| func (s *testMinResolvedTSSuite) TearDownSuite(c *C) { | ||
| s.cleanup() | ||
| } | ||
|
|
||
| func (s *testMinResolvedTSSuite) TestMinResolvedTS(c *C) { | ||
| url := s.urlPrefix + "/min-resolved-ts" | ||
| storage := s.svr.GetStorage() | ||
| min := uint64(233) | ||
| storage.SaveMinResolvedTS(min) | ||
| result := &minResolvedTS{ | ||
| MinResolvedTS: min, | ||
| } | ||
| res, err := testDialClient.Get(url) | ||
| c.Assert(err, IsNil) | ||
| defer res.Body.Close() | ||
| listResp := &minResolvedTS{} | ||
| err = apiutil.ReadJSON(res.Body, listResp) | ||
| c.Assert(err, IsNil) | ||
| c.Assert(listResp, DeepEquals, result) | ||
| } |
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