Support tiflash in list-append and rw-register test cases and add a tiflash specific case

README.md

@@ -18,7 +18,7 @@ TiPocket is inspired by [jepsen-io/jepsen](https://github.com/jepsen-io/jepsen),
 ## Nemesis
 
 * random_kill, all_kill, minor_kill, major_kill, kill_tikv_1node_5min, kill_pd_leader_5min: As their name implies, these nemeses inject unavailable in a specified period of time.
-* short_kill_tikv_1node, short_kill_pd_leader: Kill selected container, used to inject short duration of unavailable fault.
+* short_kill_tikv_1node, short_kill_pd_leader, short_kill_tiflash_1node: Kill selected container, used to inject short duration of unavailable fault.
 * partition_one: Isolate single nodes
 * scaling: Scale up/down TiDB/PD/TiKV nodes randomly
 * shuffle-leader-scheduler/shuffle-region-scheduler/random-merge-scheduler: Just as there name implies

testcase/list-append/client.go

@@ -19,6 +19,7 @@ import (
 	ellecore "github.com/pingcap/tipocket/pkg/elle/core"
 	elleappend "github.com/pingcap/tipocket/pkg/elle/list_append"
 	elletxn "github.com/pingcap/tipocket/pkg/elle/txn"
+	"github.com/pingcap/tipocket/util"
 )
 
 type appendResponse struct {
@@ -35,16 +36,19 @@ func (c appendResponse) IsUnknown() bool {
 }
 
 type client struct {
-	tableCount  int
-	useIndex    bool
-	readLock    string
-	txnMode     string
-	replicaRead string
+	tableCount          int
+	useIndex            bool
+	readLock            string
+	txnMode             string
+	replicaRead         string
+	tiflashDataReplicas int
 
 	db          *sql.DB
 	nextRequest func() ellecore.Op
 }
 
+const dbName = "test"
+
 func (c *client) SetUp(ctx context.Context, _ []cluster.Node, clientNodes []cluster.ClientNode, idx int) error {
 	var err error
 	txnMode := c.txnMode
@@ -60,8 +64,12 @@ func (c *client) SetUp(ctx context.Context, _ []cluster.Node, clientNodes []clus
 		return fmt.Errorf("illegal txn_mode value: %s", txnMode)
 	}
 
+	if c.tiflashDataReplicas > 0 && c.readLock != "" {
+		return fmt.Errorf("readLock must be empty when tiflash data replica is larger than 0")
+	}
+
 	node := clientNodes[idx]
-	c.db, err = sql.Open("mysql", fmt.Sprintf("root@tcp(%s:%d)/test", node.IP, node.Port))
+	c.db, err = sql.Open("mysql", fmt.Sprintf("root@tcp(%s:%d)/%s", node.IP, node.Port, dbName))
 	if err != nil {
 		return err
 	}
@@ -136,6 +144,19 @@ func (c *client) Invoke(ctx context.Context, node cluster.ClientNode, r interfac
 			if c.useIndex {
 				column = "sk"
 			}
+			if c.tiflashDataReplicas > 0 {
+				if _, err := txn.Exec("set @@session.tidb_isolation_read_engines='tiflash'"); err != nil {
+					_ = txn.Rollback()
+					return appendResponse{
+						Result: ellecore.Op{
+							Time:  time.Now(),
+							Type:  ellecore.OpTypeFail,
+							Value: request.Value,
+							Error: err.Error(),
+						},
+					}
+				}
+			}
 			query := fmt.Sprintf("select val from txn_%d where %s = ?", table, column)
 			if c.readLock != "" {
 				query += " " + c.readLock
@@ -152,6 +173,19 @@ func (c *client) Invoke(ctx context.Context, node cluster.ClientNode, r interfac
 					},
 				}
 			}
+			if c.tiflashDataReplicas > 0 {
+				if _, err := txn.Exec("set @@session.tidb_isolation_read_engines='tikv'"); err != nil {
+					_ = txn.Rollback()
+					return appendResponse{
+						Result: ellecore.Op{
+							Time:  time.Now(),
+							Type:  ellecore.OpTypeFail,
+							Value: request.Value,
+							Error: err.Error(),
+						},
+					}
+				}
+			}
 			var value string
 			if rows.Next() {
 				if err := rows.Scan(&value); err != nil {
@@ -208,7 +242,7 @@ func (c *client) NextRequest() interface{} {
 	return c.nextRequest()
 }
 
-func (c *client) DumpState(_ context.Context) (interface{}, error) {
+func (c *client) DumpState(ctx context.Context) (interface{}, error) {
 	for i := 0; i < c.tableCount; i++ {
 		if _, err := c.db.Exec(fmt.Sprintf("drop table if exists txn_%d", i)); err != nil {
 			return nil, err
@@ -224,39 +258,48 @@ func (c *client) DumpState(_ context.Context) (interface{}, error) {
 				return nil, err
 			}
 		}
+		maxSecondsBeforeTiFlashAvail := 1000
+		if c.tiflashDataReplicas > 0 {
+			if err := util.SetAndWaitTiFlashReplica(ctx, c.db, dbName, fmt.Sprintf("txn_%d", i), c.tiflashDataReplicas, maxSecondsBeforeTiFlashAvail); err != nil {
+				return nil, err
+			}
+		}
 	}
 	return nil, nil
 }
 
 // ClientCreator can create list append client
 type appendClientCreator struct {
-	tableCount  int
-	readLock    string
-	txnMode     string
-	replicaRead string
+	tableCount          int
+	readLock            string
+	txnMode             string
+	replicaRead         string
+	tiflashDataReplicas int
 
 	it *elletxn.MopIterator
 	mu sync.Mutex
 }
 
 // NewClientCreator ...
-func NewClientCreator(tableCount int, readLock, txnMode, replicaRead string) core.ClientCreator {
+func NewClientCreator(tableCount int, readLock, txnMode, replicaRead string, tiflashDataReplicas int) core.ClientCreator {
 	return &appendClientCreator{
-		tableCount:  tableCount,
-		readLock:    readLock,
-		txnMode:     txnMode,
-		replicaRead: replicaRead,
-		it:          elletxn.WrTxnWithDefaultOpts(),
+		tableCount:          tableCount,
+		readLock:            readLock,
+		txnMode:             txnMode,
+		replicaRead:         replicaRead,
+		tiflashDataReplicas: tiflashDataReplicas,
+		it:                  elletxn.WrTxnWithDefaultOpts(),
 	}
 }
 
 // Create creates a client.
 func (a *appendClientCreator) Create(_ cluster.ClientNode) core.Client {
 	return &client{
-		tableCount:  a.tableCount,
-		readLock:    a.readLock,
-		txnMode:     a.txnMode,
-		replicaRead: a.replicaRead,
+		tableCount:          a.tableCount,
+		readLock:            a.readLock,
+		txnMode:             a.txnMode,
+		replicaRead:         a.replicaRead,
+		tiflashDataReplicas: a.tiflashDataReplicas,
 		nextRequest: func() ellecore.Op {
 			a.mu.Lock()
 			defer a.mu.Unlock()

testcase/list-append/cmd/main.go

@@ -15,9 +15,10 @@ import (
 )
 
 var (
-	tableCount = flag.Int("table-count", 7, "Table count")
-	readLock   = flag.String("read-lock", "FOR UPDATE", "Maybe empty or 'FOR UPDATE'")
-	txnMode    = flag.String("txn-mode", "pessimistic", "Must be 'pessimistic', 'optimistic' or 'mixed'")
+	tableCount          = flag.Int("table-count", 7, "Table count")
+	readLock            = flag.String("read-lock", "FOR UPDATE", "Maybe empty or 'FOR UPDATE'")
+	txnMode             = flag.String("txn-mode", "pessimistic", "Must be 'pessimistic', 'optimistic' or 'mixed'")
+	tiflashDataReplicas = flag.Int("tiflash-data-replicas", 0, "the number of the tiflash data replica")
 )
 
 func main() {
@@ -33,7 +34,7 @@ func main() {
 			History:      fixture.Context.HistoryFile,
 		},
 		Provider:         cluster.NewDefaultClusterProvider(),
-		ClientCreator:    listappend.NewClientCreator(*tableCount, *readLock, *txnMode, fixture.Context.ReplicaRead),
+		ClientCreator:    listappend.NewClientCreator(*tableCount, *readLock, *txnMode, fixture.Context.ReplicaRead, *tiflashDataReplicas),
 		NemesisGens:      util.ParseNemesisGenerators(fixture.Context.Nemesis),
 		ClientRequestGen: util.OnClientLoop,
 		VerifySuit: verify.Suit{

testcase/pessimistic/go.sum

@@ -46,7 +46,6 @@ github.com/Microsoft/go-winio v0.4.11/go.mod h1:VhR8bwka0BXejwEJY73c50VrPtXAaKcy
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@@ -89,7 +88,6 @@ github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
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@@ -119,7 +117,6 @@ github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1/go.mod h1:Q3SI9o4m/ZMn
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@@ -414,18 +410,15 @@ github.com/gophercloud/gophercloud v0.6.0/go.mod h1:GICNByuaEBibcjmjvI7QvYJSZEbG
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@@ -653,7 +646,6 @@ github.com/pingcap/errors v0.11.5-0.20190809092503-95897b64e011/go.mod h1:Oi8TUi
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@@ -740,10 +732,8 @@ github.com/shirou/w32 v0.0.0-20160930032740-bb4de0191aa4 h1:udFKJ0aHUL60LboW/A+D
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@@ -752,7 +742,6 @@ github.com/sirupsen/logrus v1.4.2 h1:SPIRibHv4MatM3XXNO2BJeFLZwZ2LvZgfQ5+UNI2im4
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@@ -797,14 +786,12 @@ github.com/syndtr/goleveldb v0.0.0-20180815032940-ae2bd5eed72d h1:4J9HCZVpvDmj2t
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 github.com/tarm/serial v0.0.0-20180830185346-98f6abe2eb07/go.mod h1:kDXzergiv9cbyO7IOYJZWg1U88JhDg3PB6klq9Hg2pA=
 github.com/thecodeteam/goscaleio v0.1.0/go.mod h1:68sdkZAsK8bvEwBlbQnlLS+xU+hvLYM/iQ8KXej1AwM=
-github.com/tiancaiamao/appdash v0.0.0-20181126055449-889f96f722a2 h1:mbAskLJ0oJfDRtkanvQPiooDH8HvJ2FBh+iKT/OmiQQ=
 github.com/tiancaiamao/appdash v0.0.0-20181126055449-889f96f722a2/go.mod h1:2PfKggNGDuadAa0LElHrByyrz4JPZ9fFx6Gs7nx7ZZU=
 github.com/tidwall/gjson v1.3.5/go.mod h1:P256ACg0Mn+j1RXIDXoss50DeIABTYK1PULOJHhxOls=
 github.com/tidwall/match v1.0.1/go.mod h1:LujAq0jyVjBy028G1WhWfIzbpQfMO8bBZ6Tyb0+pL9E=
 github.com/tidwall/pretty v1.0.0/go.mod h1:XNkn88O1ChpSDQmQeStsy+sBenx6DDtFZJxhVysOjyk=
 github.com/timakin/bodyclose v0.0.0-20190721030226-87058b9bfcec/go.mod h1:Qimiffbc6q9tBWlVV6x0P9sat/ao1xEkREYPPj9hphk=
 github.com/tmc/grpc-websocket-proxy v0.0.0-20170815181823-89b8d40f7ca8/go.mod h1:ncp9v5uamzpCO7NfCPTXjqaC+bZgJeR0sMTm6dMHP7U=
-github.com/tmc/grpc-websocket-proxy v0.0.0-20171017195756-830351dc03c6 h1:lYIiVDtZnyTWlNwiAxLj0bbpTcx1BWCFhXjfsvmPdNc=
 github.com/tmc/grpc-websocket-proxy v0.0.0-20171017195756-830351dc03c6/go.mod h1:ncp9v5uamzpCO7NfCPTXjqaC+bZgJeR0sMTm6dMHP7U=
 github.com/uber/jaeger-client-go v2.15.0+incompatible h1:NP3qsSqNxh8VYr956ur1N/1C1PjvOJnJykCzcD5QHbk=
 github.com/uber/jaeger-client-go v2.15.0+incompatible/go.mod h1:WVhlPFC8FDjOFMMWRy2pZqQJSXxYSwNYOkTr/Z6d3Kk=
@@ -1249,7 +1236,6 @@ sigs.k8s.io/yaml v1.1.0 h1:4A07+ZFc2wgJwo8YNlQpr1rVlgUDlxXHhPJciaPY5gs=
 sigs.k8s.io/yaml v1.1.0/go.mod h1:UJmg0vDUVViEyp3mgSv9WPwZCDxu4rQW1olrI1uml+o=
 sourcegraph.com/sourcegraph/appdash v0.0.0-20180531100431-4c381bd170b4 h1:VO9oZbbkvTwqLimlQt15QNdOOBArT2dw/bvzsMZBiqQ=
 sourcegraph.com/sourcegraph/appdash v0.0.0-20180531100431-4c381bd170b4/go.mod h1:hI742Nqp5OhwiqlzhgfbWU4mW4yO10fP+LoT9WOswdU=
-sourcegraph.com/sourcegraph/appdash-data v0.0.0-20151005221446-73f23eafcf67 h1:e1sMhtVq9AfcEy8AXNb8eSg6gbzfdpYhoNqnPJa+GzI=
 sourcegraph.com/sourcegraph/appdash-data v0.0.0-20151005221446-73f23eafcf67/go.mod h1:L5q+DGLGOQFpo1snNEkLOJT2d1YTW66rWNzatr3He1k=
 sourcegraph.com/sqs/pbtypes v0.0.0-20180604144634-d3ebe8f20ae4/go.mod h1:ketZ/q3QxT9HOBeFhu6RdvsftgpsbFHBF5Cas6cDKZ0=
 vbom.ml/util v0.0.0-20160121211510-db5cfe13f5cc/go.mod h1:so/NYdZXCz+E3ZpW0uAoCj6uzU2+8OWDFv/HxUSs7kI=

testcase/pocket/go.sum

@@ -182,7 +182,6 @@ github.com/docker/distribution v2.7.1+incompatible/go.mod h1:J2gT2udsDAN96Uj4Kfc
 github.com/docker/docker v0.7.3-0.20190327010347-be7ac8be2ae0/go.mod h1:eEKB0N0r5NX/I1kEveEz05bcu8tLC/8azJZsviup8Sk=
 github.com/docker/go-connections v0.3.0/go.mod h1:Gbd7IOopHjR8Iph03tsViu4nIes5XhDvyHbTtUxmeec=
 github.com/docker/go-units v0.3.3/go.mod h1:fgPhTUdO+D/Jk86RDLlptpiXQzgHJF7gydDDbaIK4Dk=
-github.com/docker/go-units v0.4.0 h1:3uh0PgVws3nIA0Q+MwDC8yjEPf9zjRfZZWXZYDct3Tw=
 github.com/docker/go-units v0.4.0/go.mod h1:fgPhTUdO+D/Jk86RDLlptpiXQzgHJF7gydDDbaIK4Dk=
 github.com/docker/libnetwork v0.0.0-20180830151422-a9cd636e3789/go.mod h1:93m0aTqz6z+g32wla4l4WxTrdtvBRmVzYRkYvasA5Z8=
 github.com/docker/libnetwork v0.8.0-dev.2.0.20190624125649-f0e46a78ea34/go.mod h1:93m0aTqz6z+g32wla4l4WxTrdtvBRmVzYRkYvasA5Z8=