mirror of https://github.com/etcd-io/dbtester.git
90 lines
2.5 KiB
Go
90 lines
2.5 KiB
Go
// Copyright 2017 CoreOS, Inc.
|
|
//
|
|
// 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 dbtester
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
"time"
|
|
|
|
"github.com/coreos/dbtester/dbtesterpb"
|
|
"google.golang.org/grpc"
|
|
)
|
|
|
|
// BroadcaseRequest sends request to all endpoints.
|
|
func (cfg *Config) BroadcaseRequest(databaseID string, op dbtesterpb.Operation) (map[int]dbtesterpb.Response, error) {
|
|
gcfg, ok := cfg.DatabaseIDToConfigClientMachineAgentControl[databaseID]
|
|
if !ok {
|
|
return nil, fmt.Errorf("database id %q does not exist", databaseID)
|
|
}
|
|
|
|
type result struct {
|
|
idx int
|
|
r dbtesterpb.Response
|
|
}
|
|
donec, errc := make(chan result), make(chan error)
|
|
for i := range gcfg.AgentEndpoints {
|
|
req, err := cfg.ToRequest(databaseID, op, i)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
ep := gcfg.AgentEndpoints[i]
|
|
|
|
go func(i int, ep string, req *dbtesterpb.Request) {
|
|
plog.Infof("sending message [index: %d | operation: %q | database: %q | endpoint: %q]", i, op, req.DatabaseID, ep)
|
|
|
|
conn, err := grpc.Dial(ep, grpc.WithInsecure())
|
|
if err != nil {
|
|
plog.Errorf("grpc.Dial connecting error (%v) [index: %d | endpoint: %q]", err, i, ep)
|
|
errc <- fmt.Errorf("%v (%q)", err, ep)
|
|
return
|
|
}
|
|
defer conn.Close()
|
|
|
|
// give enough timeout
|
|
// e.g. uploading logs takes longer
|
|
cli := dbtesterpb.NewTransporterClient(conn)
|
|
ctx, cancel := context.WithTimeout(context.Background(), 2*time.Minute)
|
|
resp, err := cli.Transfer(ctx, req)
|
|
cancel()
|
|
if err != nil {
|
|
plog.Errorf("cli.Transfer error (%v) [index: %d | endpoint: %q]", err, i, ep)
|
|
errc <- fmt.Errorf("%v (%q)", err, ep)
|
|
return
|
|
}
|
|
|
|
plog.Infof("got response [index: %d | endpoint: %q | response: %+v]", i, ep, resp)
|
|
donec <- result{idx: i, r: *resp}
|
|
}(i, ep, req)
|
|
|
|
time.Sleep(time.Second)
|
|
}
|
|
|
|
im := make(map[int]dbtesterpb.Response)
|
|
var errs []error
|
|
for cnt := 0; cnt != len(gcfg.AgentEndpoints); cnt++ {
|
|
select {
|
|
case rs := <-donec:
|
|
im[rs.idx] = rs.r
|
|
case err := <-errc:
|
|
errs = append(errs, err)
|
|
}
|
|
}
|
|
if len(errs) > 0 {
|
|
return nil, errs[0]
|
|
}
|
|
return im, nil
|
|
}
|