refactor: 重构trustlog-sdk目录结构到trustlog/go-trustlog

- 将所有trustlog-sdk文件移动到trustlog/go-trustlog/目录
- 更新README中所有import路径从trustlog-sdk改为go-trustlog
- 更新cookiecutter配置文件中的项目名称
- 更新根目录.lefthook.yml以引用新位置的配置
- 添加go.sum文件到版本控制
- 删除过时的示例文件

这次重构与trustlog-server保持一致的目录结构,
为未来支持多语言SDK(Python、Java等)预留空间。
This commit is contained in:
ryan
2025-12-22 13:37:57 +08:00
commit d313449c5c
87 changed files with 20622 additions and 0 deletions

348
api/model/record.go Normal file
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package model
import (
"context"
"errors"
"fmt"
"time"
"go.yandata.net/iod/iod/trustlog-sdk/api/logger"
"go.yandata.net/iod/iod/trustlog-sdk/internal/helpers"
)
// Record 表示一条记录。
// 用于记录系统中的操作行为,包含记录标识、节点前缀、操作者信息等。
type Record struct {
ID string `json:"id" validate:"required,max=128"`
DoPrefix string `json:"doPrefix" validate:"max=512"`
ProducerID string `json:"producerId" validate:"required,max=512"`
Timestamp time.Time `json:"timestamp"`
Operator string `json:"operator" validate:"max=64"`
Extra []byte `json:"extra" validate:"max=512"`
RCType string `json:"type" validate:"max=64"`
binary []byte
}
//
// ===== 构造函数 =====
//
// NewFullRecord 创建包含所有字段的完整 Record。
// 自动完成字段校验,确保创建的 Record 是完整且有效的。
func NewFullRecord(
doPrefix string,
producerID string,
timestamp time.Time,
operator string,
extra []byte,
rcType string,
) (*Record, error) {
log := logger.GetGlobalLogger()
log.Debug("Creating new full record",
"doPrefix", doPrefix,
"producerID", producerID,
"operator", operator,
"rcType", rcType,
"extraLength", len(extra),
)
record := &Record{
DoPrefix: doPrefix,
ProducerID: producerID,
Timestamp: timestamp,
Operator: operator,
Extra: extra,
RCType: rcType,
}
log.Debug("Checking and initializing record")
if err := record.CheckAndInit(); err != nil {
log.Error("Failed to check and init record",
"error", err,
)
return nil, err
}
log.Debug("Full record created successfully",
"recordID", record.ID,
)
return record, nil
}
//
// ===== 接口实现 =====
//
func (r *Record) Key() string {
return r.ID
}
// RecordHashData 实现 HashData 接口,用于存储 Record 的哈希计算结果。
type RecordHashData struct {
key string
hash string
}
func (r RecordHashData) Key() string {
return r.key
}
func (r RecordHashData) Hash() string {
return r.hash
}
func (r RecordHashData) Type() HashType {
return Sha256Simd
}
// DoHash 计算 Record 的整体哈希值,用于数据完整性验证。
// 哈希基于序列化后的二进制数据计算,确保记录数据的不可篡改性。
func (r *Record) DoHash(_ context.Context) (HashData, error) {
log := logger.GetGlobalLogger()
log.Debug("Computing hash for record",
"recordID", r.ID,
)
hashTool := GetHashTool(Sha256Simd)
binary, err := r.MarshalBinary()
if err != nil {
log.Error("Failed to marshal record for hash",
"error", err,
"recordID", r.ID,
)
return nil, fmt.Errorf("failed to marshal record: %w", err)
}
log.Debug("Computing hash bytes",
"recordID", r.ID,
"binaryLength", len(binary),
)
hash, err := hashTool.HashBytes(binary)
if err != nil {
log.Error("Failed to compute hash",
"error", err,
"recordID", r.ID,
)
return nil, fmt.Errorf("failed to compute hash: %w", err)
}
log.Debug("Hash computed successfully",
"recordID", r.ID,
"hash", hash,
)
return RecordHashData{
key: r.ID,
hash: hash,
}, nil
}
//
// ===== CBOR 序列化相关 =====
//
// recordData 用于 CBOR 序列化/反序列化的中间结构。
// 排除缓存字段,仅包含可序列化的数据字段。
type recordData struct {
ID *string `cbor:"id"`
DoPrefix *string `cbor:"doPrefix"`
ProducerID *string `cbor:"producerId"`
Timestamp *time.Time `cbor:"timestamp"`
Operator *string `cbor:"operator"`
Extra []byte `cbor:"extra"`
RCType *string `cbor:"type"`
}
// toRecordData 将 Record 转换为 recordData用于序列化。
func (r *Record) toRecordData() *recordData {
return &recordData{
ID: &r.ID,
DoPrefix: &r.DoPrefix,
ProducerID: &r.ProducerID,
Timestamp: &r.Timestamp,
Operator: &r.Operator,
Extra: r.Extra,
RCType: &r.RCType,
}
}
// fromRecordData 从 recordData 填充 Record用于反序列化。
func (r *Record) fromRecordData(recData *recordData) {
if recData == nil {
return
}
if recData.ID != nil {
r.ID = *recData.ID
}
if recData.DoPrefix != nil {
r.DoPrefix = *recData.DoPrefix
}
if recData.ProducerID != nil {
r.ProducerID = *recData.ProducerID
}
if recData.Timestamp != nil {
r.Timestamp = *recData.Timestamp
}
if recData.Operator != nil {
r.Operator = *recData.Operator
}
if recData.Extra != nil {
r.Extra = recData.Extra
}
if recData.RCType != nil {
r.RCType = *recData.RCType
}
}
// MarshalBinary 将 Record 序列化为 CBOR 格式的二进制数据。
// 实现 encoding.BinaryMarshaler 接口。
// 使用 Canonical CBOR 编码确保序列化结果的一致性,使用缓存机制避免重复序列化。
func (r *Record) MarshalBinary() ([]byte, error) {
log := logger.GetGlobalLogger()
log.Debug("Marshaling record to CBOR binary",
"recordID", r.ID,
)
if r.binary != nil {
log.Debug("Using cached binary data",
"recordID", r.ID,
)
return r.binary, nil
}
recData := r.toRecordData()
log.Debug("Marshaling record data to canonical CBOR",
"recordID", r.ID,
)
binary, err := helpers.MarshalCanonical(recData)
if err != nil {
log.Error("Failed to marshal record to CBOR",
"error", err,
"recordID", r.ID,
)
return nil, fmt.Errorf("failed to marshal record to CBOR: %w", err)
}
r.binary = binary
log.Debug("Record marshaled successfully",
"recordID", r.ID,
"binaryLength", len(binary),
)
return binary, nil
}
// UnmarshalBinary 从 CBOR 格式的二进制数据反序列化为 Record。
// 实现 encoding.BinaryUnmarshaler 接口。
func (r *Record) UnmarshalBinary(data []byte) error {
log := logger.GetGlobalLogger()
log.Debug("Unmarshaling record from CBOR binary",
"dataLength", len(data),
)
if len(data) == 0 {
log.Error("Data is empty")
return errors.New("data is empty")
}
recData := &recordData{}
log.Debug("Unmarshaling record data from CBOR")
if err := helpers.Unmarshal(data, recData); err != nil {
log.Error("Failed to unmarshal record from CBOR",
"error", err,
)
return fmt.Errorf("failed to unmarshal record from CBOR: %w", err)
}
r.fromRecordData(recData)
r.binary = data
log.Debug("Record unmarshaled successfully",
"recordID", r.ID,
)
return nil
}
// GetDoPrefix 实现 DoPrefixExtractor 接口,返回节点前缀。
func (r *Record) GetDoPrefix() string {
return r.DoPrefix
}
// GetProducerID 返回 ProducerID实现 Trustlog 接口。
func (r *Record) GetProducerID() string {
return r.ProducerID
}
//
// ===== 初始化与验证 =====
//
// CheckAndInit 校验并初始化 Record。
// 自动填充缺失字段ID字段非空验证由 validate 标签处理。
func (r *Record) CheckAndInit() error {
log := logger.GetGlobalLogger()
log.Debug("Checking and initializing record",
"producerID", r.ProducerID,
"doPrefix", r.DoPrefix,
)
if r.ID == "" {
r.ID = helpers.NewUUIDv7()
log.Debug("Generated new record ID",
"recordID", r.ID,
)
}
if r.Timestamp.IsZero() {
r.Timestamp = time.Now()
log.Debug("Set default timestamp",
"timestamp", r.Timestamp,
)
}
log.Debug("Validating record struct")
if err := helpers.GetValidator().Struct(r); err != nil {
log.Error("Record validation failed",
"error", err,
"recordID", r.ID,
)
return err
}
log.Debug("Record checked and initialized successfully",
"recordID", r.ID,
)
return nil
}
//
// ===== 链式调用支持 =====
//
// WithDoPrefix 设置 DoPrefix 并返回自身,支持链式调用。
func (r *Record) WithDoPrefix(doPrefix string) *Record {
r.DoPrefix = doPrefix
return r
}
// WithTimestamp 设置 Timestamp 并返回自身,支持链式调用。
func (r *Record) WithTimestamp(timestamp time.Time) *Record {
r.Timestamp = timestamp
return r
}
// WithOperator 设置 Operator 并返回自身,支持链式调用。
func (r *Record) WithOperator(operator string) *Record {
r.Operator = operator
return r
}
// WithExtra 设置 Extra 并返回自身,支持链式调用。
func (r *Record) WithExtra(extra []byte) *Record {
r.Extra = extra
return r
}
// WithRCType 设置 RCType 并返回自身,支持链式调用。
func (r *Record) WithRCType(rcType string) *Record {
r.RCType = rcType
return r
}