From 05918f55d23c7c3728f44c9877a232dbffcc0891 Mon Sep 17 00:00:00 2001
From: "cai.zhang" <cai.zhang@zilliz.com>
Date: Tue, 22 Dec 2020 15:39:10 +0800
Subject: [PATCH] Impl CreateIndex interface for proxy server

Signed-off-by: cai.zhang <cai.zhang@zilliz.com>
---
 internal/proto/internal_msg.proto            |   7 +-
 internal/proto/internalpb/internal_msg.pb.go | 275 ++++++++++---------
 internal/proxy/grpc_service.go               |  43 ++-
 internal/proxy/task.go                       | 165 +++++++++++
 4 files changed, 356 insertions(+), 134 deletions(-)

diff --git a/internal/proto/internal_msg.proto b/internal/proto/internal_msg.proto
index 6f02250a4..7f765963e 100644
--- a/internal/proto/internal_msg.proto
+++ b/internal/proto/internal_msg.proto
@@ -23,6 +23,11 @@ enum MsgType {
     kDescribePartition = 203;
     kShowPartitions = 204;
 
+    /* Definition Requests: Index */
+    kCreateIndex = 300;
+    kDescribeIndex = 301;
+    kDescribeIndexProgress = 302;
+    
     /* Manipulation Requests */
     kInsert = 400;
     kDelete = 401;
@@ -31,7 +36,7 @@ enum MsgType {
     /* Query */
     kSearch = 500;
     kSearchResult = 501;
-
+    
     /* System Control */
     kTimeTick = 1200;
     kQueryNodeStats = 1201;
diff --git a/internal/proto/internalpb/internal_msg.pb.go b/internal/proto/internalpb/internal_msg.pb.go
index 9b877a7dd..da44b6a76 100644
--- a/internal/proto/internalpb/internal_msg.pb.go
+++ b/internal/proto/internalpb/internal_msg.pb.go
@@ -39,6 +39,10 @@ const (
 	MsgType_kHasPartition      MsgType = 202
 	MsgType_kDescribePartition MsgType = 203
 	MsgType_kShowPartitions    MsgType = 204
+	// Definition Requests: Index
+	MsgType_kCreateIndex           MsgType = 300
+	MsgType_kDescribeIndex         MsgType = 301
+	MsgType_kDescribeIndexProgress MsgType = 302
 	// Manipulation Requests
 	MsgType_kInsert MsgType = 400
 	MsgType_kDelete MsgType = 401
@@ -65,6 +69,9 @@ var MsgType_name = map[int32]string{
 	202:  "kHasPartition",
 	203:  "kDescribePartition",
 	204:  "kShowPartitions",
+	300:  "kCreateIndex",
+	301:  "kDescribeIndex",
+	302:  "kDescribeIndexProgress",
 	400:  "kInsert",
 	401:  "kDelete",
 	402:  "kFlush",
@@ -76,26 +83,29 @@ var MsgType_name = map[int32]string{
 }
 
 var MsgType_value = map[string]int32{
-	"kNone":               0,
-	"kCreateCollection":   100,
-	"kDropCollection":     101,
-	"kHasCollection":      102,
-	"kDescribeCollection": 103,
-	"kShowCollections":    104,
-	"kGetSysConfigs":      105,
-	"kCreatePartition":    200,
-	"kDropPartition":      201,
-	"kHasPartition":       202,
-	"kDescribePartition":  203,
-	"kShowPartitions":     204,
-	"kInsert":             400,
-	"kDelete":             401,
-	"kFlush":              402,
-	"kSearch":             500,
-	"kSearchResult":       501,
-	"kTimeTick":           1200,
-	"kQueryNodeStats":     1201,
-	"kLoadIndex":          1202,
+	"kNone":                  0,
+	"kCreateCollection":      100,
+	"kDropCollection":        101,
+	"kHasCollection":         102,
+	"kDescribeCollection":    103,
+	"kShowCollections":       104,
+	"kGetSysConfigs":         105,
+	"kCreatePartition":       200,
+	"kDropPartition":         201,
+	"kHasPartition":          202,
+	"kDescribePartition":     203,
+	"kShowPartitions":        204,
+	"kCreateIndex":           300,
+	"kDescribeIndex":         301,
+	"kDescribeIndexProgress": 302,
+	"kInsert":                400,
+	"kDelete":                401,
+	"kFlush":                 402,
+	"kSearch":                500,
+	"kSearchResult":          501,
+	"kTimeTick":              1200,
+	"kQueryNodeStats":        1201,
+	"kLoadIndex":             1202,
 }
 
 func (x MsgType) String() string {
@@ -2651,119 +2661,120 @@ func init() {
 func init() { proto.RegisterFile("internal_msg.proto", fileDescriptor_7eb37f6b80b23116) }
 
 var fileDescriptor_7eb37f6b80b23116 = []byte{
-	// 1812 bytes of a gzipped FileDescriptorProto
+	// 1838 bytes of a gzipped FileDescriptorProto
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+	0xdd, 0xd2, 0x85, 0x44, 0x4c, 0xb7, 0xa1, 0x81, 0x67, 0x31, 0x75, 0xd2, 0x3b, 0x59, 0xbb, 0xf2,
+	0x9d, 0x14, 0x3f, 0x93, 0x77, 0xd2, 0xfc, 0x50, 0x85, 0xd5, 0xb4, 0xc8, 0x7b, 0x49, 0xe7, 0xc2,
+	0x74, 0xfe, 0x59, 0x85, 0xd7, 0x0a, 0x74, 0xee, 0xd3, 0xa8, 0x4f, 0x91, 0xb1, 0x97, 0xb4, 0x2e,
+	0x40, 0xeb, 0x9b, 0x7f, 0xd4, 0xa0, 0x9a, 0xf0, 0x41, 0x74, 0x28, 0x7b, 0x8f, 0xa2, 0x10, 0x8d,
+	0x57, 0xc8, 0x1a, 0xdc, 0xf0, 0xce, 0xff, 0x29, 0x61, 0xf4, 0xc8, 0x0a, 0x2c, 0x7b, 0xc5, 0x7e,
+	0xbd, 0x81, 0x84, 0x40, 0xd3, 0x2b, 0xb4, 0xab, 0x8d, 0x63, 0x72, 0x0b, 0x56, 0xbc, 0x8b, 0x1d,
+	0x5d, 0x83, 0x3f, 0xf8, 0x86, 0x57, 0x6c, 0x7a, 0x32, 0x63, 0x20, 0xb6, 0xf8, 0x1a, 0xc6, 0x59,
+	0xf6, 0xce, 0x0c, 0x97, 0xac, 0x81, 0xe1, 0x9d, 0xeb, 0x3d, 0x1a, 0xbf, 0x53, 0xc8, 0x0a, 0x34,
+	0xbd, 0x42, 0x73, 0xcd, 0xf8, 0xbd, 0x42, 0x08, 0x2c, 0x79, 0x93, 0xdd, 0x23, 0xe3, 0x03, 0x85,
+	0xdc, 0x02, 0xe2, 0x5d, 0x68, 0xb2, 0x18, 0x7f, 0x50, 0xc8, 0x2a, 0x2c, 0x7b, 0x85, 0x5e, 0x04,
+	0x33, 0x3e, 0x54, 0xc8, 0x0d, 0x68, 0x78, 0x13, 0xb1, 0xcf, 0xf8, 0x85, 0x2a, 0x8f, 0x9a, 0x74,
+	0x39, 0xe3, 0x97, 0x2a, 0xb9, 0x03, 0x37, 0xbd, 0xa9, 0x7e, 0x68, 0x3c, 0x53, 0x49, 0x03, 0xaa,
+	0x9e, 0xac, 0xfa, 0x8d, 0xef, 0x6b, 0x62, 0x24, 0xcb, 0x51, 0xe3, 0x07, 0x1a, 0xa9, 0x43, 0xc5,
+	0x13, 0x89, 0xa1, 0xf1, 0x43, 0x39, 0x25, 0xd3, 0x7a, 0xe3, 0x23, 0x4d, 0xa8, 0x3f, 0x99, 0xe4,
+	0x1b, 0xff, 0xd2, 0x48, 0x13, 0x74, 0x2f, 0x4d, 0x64, 0x8d, 0x5f, 0xe9, 0x42, 0xeb, 0xe2, 0x3b,
+	0x64, 0xbc, 0xaf, 0x93, 0x65, 0x00, 0x2f, 0xcb, 0x77, 0x8c, 0x5f, 0xeb, 0x6f, 0xbe, 0x05, 0xb5,
+	0xf4, 0x8f, 0x41, 0x02, 0x50, 0xd9, 0x73, 0x58, 0x8c, 0xd4, 0x78, 0x85, 0x7f, 0x5b, 0xe8, 0xf4,
+	0x90, 0x1a, 0x0a, 0xff, 0xfe, 0x16, 0x75, 0xb9, 0x5c, 0xe5, 0x36, 0xdf, 0xe7, 0x7e, 0x6b, 0x68,
+	0x3b, 0xed, 0x6f, 0xef, 0xf4, 0xdd, 0x78, 0x30, 0x3a, 0xe2, 0x5e, 0xb3, 0xf5, 0xc4, 0xf5, 0x7d,
+	0xf7, 0x49, 0x8c, 0xdd, 0xc1, 0x96, 0xf4, 0xa8, 0xcf, 0xf7, 0x5c, 0x16, 0x53, 0xf7, 0x68, 0x14,
+	0x63, 0x6f, 0x2b, 0xbd, 0x4b, 0x5b, 0xc2, 0xcd, 0xb2, 0xe1, 0xf0, 0xe8, 0xa8, 0x22, 0x24, 0x0f,
+	0xfe, 0x13, 0x00, 0x00, 0xff, 0xff, 0xa4, 0x6d, 0xfc, 0xc1, 0x89, 0x1f, 0x00, 0x00,
 }
diff --git a/internal/proxy/grpc_service.go b/internal/proxy/grpc_service.go
index ec8d08135..54d15dbdb 100644
--- a/internal/proxy/grpc_service.go
+++ b/internal/proxy/grpc_service.go
@@ -595,7 +595,48 @@ func (p *Proxy) ShowPartitions(ctx context.Context, req *servicepb.CollectionNam
 }
 
 func (p *Proxy) CreateIndex(ctx context.Context, indexParam *servicepb.IndexParam) (*commonpb.Status, error) {
-	return nil, nil
+	log.Println("create index: ", indexParam.IndexName)
+	cit := &CreateIndexTask{
+		Condition: NewTaskCondition(ctx),
+		CreateIndexRequest: internalpb.CreateIndexRequest{
+			MsgType:        internalpb.MsgType_kCreateIndex,
+			CollectionName: indexParam.CollectionName,
+			FieldName:      indexParam.FieldName,
+			IndexName:      indexParam.IndexName,
+			ExtraParams:    indexParam.ExtraParams,
+		},
+		masterClient: p.masterClient,
+	}
+
+	var cancel func()
+	cit.ctx, cancel = context.WithTimeout(ctx, reqTimeoutInterval)
+	defer cancel()
+
+	fn := func() error {
+		select {
+		case <-ctx.Done():
+			return errors.New("create index timeout")
+		default:
+			return p.sched.DdQueue.Enqueue(cit)
+		}
+	}
+	err := fn()
+	if err != nil {
+		return &commonpb.Status{
+			ErrorCode: commonpb.ErrorCode_UNEXPECTED_ERROR,
+			Reason:    err.Error(),
+		}, nil
+	}
+
+	err = cit.WaitToFinish()
+	if err != nil {
+		return &commonpb.Status{
+			ErrorCode: commonpb.ErrorCode_UNEXPECTED_ERROR,
+			Reason:    err.Error(),
+		}, nil
+	}
+
+	return cit.result, nil
 }
 
 func (p *Proxy) DescribeIndex(context.Context, *servicepb.IndexParam) (*servicepb.DescribeIndexResponse, error) {
diff --git a/internal/proxy/task.go b/internal/proxy/task.go
index 3433e35c9..add283974 100644
--- a/internal/proxy/task.go
+++ b/internal/proxy/task.go
@@ -962,3 +962,168 @@ func (spt *ShowPartitionsTask) Execute() (err error) {
 func (spt *ShowPartitionsTask) PostExecute() error {
 	return nil
 }
+
+type CreateIndexTask struct {
+	Condition
+	internalpb.CreateIndexRequest
+	masterClient masterpb.MasterClient
+	result       *commonpb.Status
+	ctx          context.Context
+}
+
+func (cit *CreateIndexTask) ID() UniqueID {
+	return cit.ReqID
+}
+
+func (cit *CreateIndexTask) SetID(uid UniqueID) {
+	cit.ReqID = uid
+}
+
+func (cit *CreateIndexTask) Type() internalpb.MsgType {
+	return cit.MsgType
+}
+
+func (cit *CreateIndexTask) BeginTs() Timestamp {
+	return cit.Timestamp
+}
+
+func (cit *CreateIndexTask) EndTs() Timestamp {
+	return cit.Timestamp
+}
+
+func (cit *CreateIndexTask) SetTs(ts Timestamp) {
+	cit.Timestamp = ts
+}
+
+func (cit *CreateIndexTask) PreExecute() error {
+	collName, fieldName := cit.CollectionName, cit.FieldName
+
+	if err := ValidateCollectionName(collName); err != nil {
+		return err
+	}
+
+	if err := ValidateFieldName(fieldName); err != nil {
+		return err
+	}
+
+	return nil
+}
+
+func (cit *CreateIndexTask) Execute() (err error) {
+	cit.result, err = cit.masterClient.CreateIndex(cit.ctx, &cit.CreateIndexRequest)
+	return err
+}
+
+func (cit *CreateIndexTask) PostExecute() error {
+	return nil
+}
+
+type DescribeIndexTask struct {
+	Condition
+	internalpb.DescribeIndexRequest
+	masterClient masterpb.MasterClient
+	result       *servicepb.DescribeIndexResponse
+	ctx          context.Context
+}
+
+func (dit *DescribeIndexTask) ID() UniqueID {
+	return dit.ReqID
+}
+
+func (dit *DescribeIndexTask) SetID(uid UniqueID) {
+	dit.ReqID = uid
+}
+
+func (dit *DescribeIndexTask) Type() internalpb.MsgType {
+	return dit.MsgType
+}
+
+func (dit *DescribeIndexTask) BeginTs() Timestamp {
+	return dit.Timestamp
+}
+
+func (dit *DescribeIndexTask) EndTs() Timestamp {
+	return dit.Timestamp
+}
+
+func (dit *DescribeIndexTask) SetTs(ts Timestamp) {
+	dit.Timestamp = ts
+}
+
+func (dit *DescribeIndexTask) PreExecute() error {
+	collName, fieldName := dit.CollectionName, dit.FieldName
+
+	if err := ValidateCollectionName(collName); err != nil {
+		return err
+	}
+
+	if err := ValidateFieldName(fieldName); err != nil {
+		return err
+	}
+
+	return nil
+}
+
+func (dit *DescribeIndexTask) Execute() (err error) {
+	dit.result, err = dit.masterClient.DescribeIndex(dit.ctx, &dit.DescribeIndexRequest)
+	return err
+}
+
+func (dit *DescribeIndexTask) PostExecute() error {
+	return nil
+}
+
+type DescribeIndexProgressTask struct {
+	Condition
+	internalpb.DescribeIndexProgressRequest
+	masterClient masterpb.MasterClient
+	result       *servicepb.BoolResponse
+	ctx          context.Context
+}
+
+func (dipt *DescribeIndexProgressTask) ID() UniqueID {
+	return dipt.ReqID
+}
+
+func (dipt *DescribeIndexProgressTask) SetID(uid UniqueID) {
+	dipt.ReqID = uid
+}
+
+func (dipt *DescribeIndexProgressTask) Type() internalpb.MsgType {
+	return dipt.MsgType
+}
+
+func (dipt *DescribeIndexProgressTask) BeginTs() Timestamp {
+	return dipt.Timestamp
+}
+
+func (dipt *DescribeIndexProgressTask) EndTs() Timestamp {
+	return dipt.Timestamp
+}
+
+func (dipt *DescribeIndexProgressTask) SetTs(ts Timestamp) {
+	dipt.Timestamp = ts
+}
+
+func (dipt *DescribeIndexProgressTask) PreExecute() error {
+	collName, fieldName := dipt.CollectionName, dipt.FieldName
+
+	if err := ValidateCollectionName(collName); err != nil {
+		return err
+	}
+
+	if err := ValidateFieldName(fieldName); err != nil {
+		return err
+	}
+
+	return nil
+}
+
+func (dipt *DescribeIndexProgressTask) Execute() (err error) {
+	dipt.result, err = dipt.masterClient.DescribeIndexProgress(dipt.ctx, &dipt.DescribeIndexProgressRequest)
+	return err
+}
+
+func (dipt *DescribeIndexProgressTask) PostExecute() error {
+	return nil
+}
-- 
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