实现数据库节点管理

pkg/rpc/pb/model_db_node.pb.go

@@ -0,0 +1,232 @@
+// Code generated by protoc-gen-go. DO NOT EDIT.
+// versions:
+// 	protoc-gen-go v1.25.0
+// 	protoc        v3.12.3
+// source: model_db_node.proto
+
+package pb
+
+import (
+	proto "github.com/golang/protobuf/proto"
+	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
+	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
+	reflect "reflect"
+	sync "sync"
+)
+
+const (
+	// Verify that this generated code is sufficiently up-to-date.
+	_ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion)
+	// Verify that runtime/protoimpl is sufficiently up-to-date.
+	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
+)
+
+// This is a compile-time assertion that a sufficiently up-to-date version
+// of the legacy proto package is being used.
+const _ = proto.ProtoPackageIsVersion4
+
+type DBNode struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Id          int64  `protobuf:"varint,1,opt,name=id,proto3" json:"id,omitempty"`
+	Name        string `protobuf:"bytes,2,opt,name=name,proto3" json:"name,omitempty"`
+	Description string `protobuf:"bytes,3,opt,name=description,proto3" json:"description,omitempty"`
+	IsOn        bool   `protobuf:"varint,4,opt,name=isOn,proto3" json:"isOn,omitempty"`
+	Host        string `protobuf:"bytes,5,opt,name=host,proto3" json:"host,omitempty"`
+	Port        int32  `protobuf:"varint,6,opt,name=port,proto3" json:"port,omitempty"`
+	Database    string `protobuf:"bytes,7,opt,name=database,proto3" json:"database,omitempty"`
+	Username    string `protobuf:"bytes,8,opt,name=username,proto3" json:"username,omitempty"`
+	Password    string `protobuf:"bytes,9,opt,name=password,proto3" json:"password,omitempty"`
+	Charset     string `protobuf:"bytes,10,opt,name=charset,proto3" json:"charset,omitempty"`
+}
+
+func (x *DBNode) Reset() {
+	*x = DBNode{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_model_db_node_proto_msgTypes[0]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *DBNode) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*DBNode) ProtoMessage() {}
+
+func (x *DBNode) ProtoReflect() protoreflect.Message {
+	mi := &file_model_db_node_proto_msgTypes[0]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use DBNode.ProtoReflect.Descriptor instead.
+func (*DBNode) Descriptor() ([]byte, []int) {
+	return file_model_db_node_proto_rawDescGZIP(), []int{0}
+}
+
+func (x *DBNode) GetId() int64 {
+	if x != nil {
+		return x.Id
+	}
+	return 0
+}
+
+func (x *DBNode) GetName() string {
+	if x != nil {
+		return x.Name
+	}
+	return ""
+}
+
+func (x *DBNode) GetDescription() string {
+	if x != nil {
+		return x.Description
+	}
+	return ""
+}
+
+func (x *DBNode) GetIsOn() bool {
+	if x != nil {
+		return x.IsOn
+	}
+	return false
+}
+
+func (x *DBNode) GetHost() string {
+	if x != nil {
+		return x.Host
+	}
+	return ""
+}
+
+func (x *DBNode) GetPort() int32 {
+	if x != nil {
+		return x.Port
+	}
+	return 0
+}
+
+func (x *DBNode) GetDatabase() string {
+	if x != nil {
+		return x.Database
+	}
+	return ""
+}
+
+func (x *DBNode) GetUsername() string {
+	if x != nil {
+		return x.Username
+	}
+	return ""
+}
+
+func (x *DBNode) GetPassword() string {
+	if x != nil {
+		return x.Password
+	}
+	return ""
+}
+
+func (x *DBNode) GetCharset() string {
+	if x != nil {
+		return x.Charset
+	}
+	return ""
+}
+
+var File_model_db_node_proto protoreflect.FileDescriptor
+
+var file_model_db_node_proto_rawDesc = []byte{
+	0x0a, 0x13, 0x6d, 0x6f, 0x64, 0x65, 0x6c, 0x5f, 0x64, 0x62, 0x5f, 0x6e, 0x6f, 0x64, 0x65, 0x2e,
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+	0x61, 0x72, 0x73, 0x65, 0x74, 0x18, 0x0a, 0x20, 0x01, 0x28, 0x09, 0x52, 0x07, 0x63, 0x68, 0x61,
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+	0x6f, 0x74, 0x6f, 0x33,
+}
+
+var (
+	file_model_db_node_proto_rawDescOnce sync.Once
+	file_model_db_node_proto_rawDescData = file_model_db_node_proto_rawDesc
+)
+
+func file_model_db_node_proto_rawDescGZIP() []byte {
+	file_model_db_node_proto_rawDescOnce.Do(func() {
+		file_model_db_node_proto_rawDescData = protoimpl.X.CompressGZIP(file_model_db_node_proto_rawDescData)
+	})
+	return file_model_db_node_proto_rawDescData
+}
+
+var file_model_db_node_proto_msgTypes = make([]protoimpl.MessageInfo, 1)
+var file_model_db_node_proto_goTypes = []interface{}{
+	(*DBNode)(nil), // 0: pb.DBNode
+}
+var file_model_db_node_proto_depIdxs = []int32{
+	0, // [0:0] is the sub-list for method output_type
+	0, // [0:0] is the sub-list for method input_type
+	0, // [0:0] is the sub-list for extension type_name
+	0, // [0:0] is the sub-list for extension extendee
+	0, // [0:0] is the sub-list for field type_name
+}
+
+func init() { file_model_db_node_proto_init() }
+func file_model_db_node_proto_init() {
+	if File_model_db_node_proto != nil {
+		return
+	}
+	if !protoimpl.UnsafeEnabled {
+		file_model_db_node_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*DBNode); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+	}
+	type x struct{}
+	out := protoimpl.TypeBuilder{
+		File: protoimpl.DescBuilder{
+			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
+			RawDescriptor: file_model_db_node_proto_rawDesc,
+			NumEnums:      0,
+			NumMessages:   1,
+			NumExtensions: 0,
+			NumServices:   0,
+		},
+		GoTypes:           file_model_db_node_proto_goTypes,
+		DependencyIndexes: file_model_db_node_proto_depIdxs,
+		MessageInfos:      file_model_db_node_proto_msgTypes,
+	}.Build()
+	File_model_db_node_proto = out.File
+	file_model_db_node_proto_rawDesc = nil
+	file_model_db_node_proto_goTypes = nil
+	file_model_db_node_proto_depIdxs = nil
+}

pkg/rpc/protos/model_db_node.proto

@@ -0,0 +1,17 @@
+syntax = "proto3";
+option go_package = "./pb";
+
+package pb;
+
+message DBNode {
+	int64 id = 1;
+	string name = 2;
+	string description = 3;
+	bool isOn = 4;
+	string host = 5;
+	int32 port = 6;
+	string database = 7;
+	string username = 8;
+	string password = 9;
+	string charset = 10;
+}

pkg/rpc/protos/service_db_node.proto

@@ -0,0 +1,91 @@
+syntax = "proto3";
+option go_package = "./pb";
+
+package pb;
+
+import "model_db_node.proto";
+import "rpc_messages.proto";
+
+service DBNodeService {
+	// 创建数据库节点
+	rpc createDBNode (CreateDBNodeRequest) returns (CreateDBNodeResponse);
+
+	// 修改数据库节点
+	rpc updateDBNode (UpdateDBNodeRequest) returns (RPCUpdateSuccess);
+
+	// 删除节点
+	rpc deleteDBNode (DeleteDBNodeRequest) returns (RPCDeleteSuccess);
+
+	// 计算可用的数据库节点数量
+	rpc countAllEnabledDBNodes (CountAllEnabledDBNodesRequest) returns (CountAllEnabledDBNodesResponse);
+
+	// 列出单页的数据库节点
+	rpc listEnabledDBNodes (ListEnabledDBNodesRequest) returns (ListEnabledDBNodesResponse);
+
+	// 根据ID查找可用的数据库节点
+	rpc findEnabledDBNode (FindEnabledDBNodeRequest) returns (FindEnabledDBNodeResponse);
+}
+
+// 创建数据库节点
+message CreateDBNodeRequest {
+	bool isOn = 1;
+	string name = 2;
+	string description = 3;
+	string host = 4;
+	int32 port = 5;
+	string database = 6;
+	string username = 7;
+	string password = 8;
+	string charset = 9;
+}
+
+message CreateDBNodeResponse {
+	int64 nodeId = 1;
+}
+
+// 修改数据库节点
+message UpdateDBNodeRequest {
+	int64 nodeId = 1;
+	string name = 2;
+	string description = 3;
+	bool isOn = 4;
+	string host = 5;
+	int32 port = 6;
+	string database = 7;
+	string username = 8;
+	string password = 9;
+	string charset = 10;
+}
+
+// 删除节点
+message DeleteDBNodeRequest {
+	int64 nodeId = 1;
+}
+
+// 计算可用的数据库节点数量
+message CountAllEnabledDBNodesRequest {
+
+}
+
+message CountAllEnabledDBNodesResponse {
+	int64 count = 1;
+}
+
+// 列出单页的数据库节点
+message ListEnabledDBNodesRequest {
+	int64 offset = 1;
+	int64 size = 2;
+}
+
+message ListEnabledDBNodesResponse {
+	repeated DBNode nodes = 1;
+}
+
+// 根据ID查找可用的数据库节点
+message FindEnabledDBNodeRequest {
+	int64 nodeId = 1;
+}
+
+message FindEnabledDBNodeResponse {
+	DBNode node = 1;
+}