open-vault/physical/raft/fsm_test.go

130 lines
2.6 KiB
Go

package raft
import (
"context"
fmt "fmt"
"io/ioutil"
"math/rand"
"os"
"testing"
proto "github.com/golang/protobuf/proto"
hclog "github.com/hashicorp/go-hclog"
"github.com/hashicorp/raft"
)
func getFSM(t testing.TB) (*FSM, string) {
raftDir, err := ioutil.TempDir("", "vault-raft-")
if err != nil {
t.Fatal(err)
}
t.Logf("raft dir: %s", raftDir)
logger := hclog.New(&hclog.LoggerOptions{
Name: "raft",
Level: hclog.Trace,
})
fsm, err := NewFSM(map[string]string{
"path": raftDir,
}, logger)
if err != nil {
t.Fatal(err)
}
return fsm, raftDir
}
func TestFSM_Batching(t *testing.T) {
fsm, dir := getFSM(t)
defer os.RemoveAll(dir)
var index uint64
var term uint64 = 1
getLog := func(i uint64) (int, *raft.Log) {
if rand.Intn(10) >= 8 {
term += 1
return 0, &raft.Log{
Index: i,
Term: term,
Type: raft.LogConfiguration,
Data: raft.EncodeConfiguration(raft.Configuration{
Servers: []raft.Server{
raft.Server{
Address: raft.ServerAddress("test"),
ID: raft.ServerID("test"),
},
},
}),
}
}
command := &LogData{
Operations: make([]*LogOperation, rand.Intn(10)),
}
for j := range command.Operations {
command.Operations[j] = &LogOperation{
OpType: putOp,
Key: fmt.Sprintf("key-%d-%d", i, j),
Value: []byte(fmt.Sprintf("value-%d-%d", i, j)),
}
}
commandBytes, err := proto.Marshal(command)
if err != nil {
t.Fatal(err)
}
return len(command.Operations), &raft.Log{
Index: i,
Term: term,
Type: raft.LogCommand,
Data: commandBytes,
}
}
totalKeys := 0
for i := 0; i < 100; i++ {
batchSize := rand.Intn(64)
batch := make([]*raft.Log, batchSize)
for j := 0; j < batchSize; j++ {
var keys int
index++
keys, batch[j] = getLog(index)
totalKeys += keys
}
resp := fsm.ApplyBatch(batch)
if len(resp) != batchSize {
t.Fatalf("incorrect response length: got %d expected %d", len(resp), batchSize)
}
for _, r := range resp {
if _, ok := r.(*FSMApplyResponse); !ok {
t.Fatal("bad response type")
}
}
}
keys, err := fsm.List(context.Background(), "")
if err != nil {
t.Fatal(err)
}
if len(keys) != totalKeys {
t.Fatalf("incorrect number of keys: got %d expected %d", len(keys), totalKeys)
}
latestIndex, latestConfig := fsm.LatestState()
if latestIndex.Index != index {
t.Fatalf("bad latest index: got %d expected %d", latestIndex.Index, index)
}
if latestIndex.Term != term {
t.Fatalf("bad latest term: got %d expected %d", latestIndex.Term, term)
}
if latestConfig == nil && term > 1 {
t.Fatal("config wasn't updated")
}
}