feat(sdk-go): initial version
This commit is contained in:
Nex Zhu
commit
edfed1bcf2
192
sdk-go/client/client.go
Normal file
192
sdk-go/client/client.go
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@ -0,0 +1,192 @@
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package client
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import (
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"bytes"
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"crypto/rand"
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"encoding/hex"
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"encoding/json"
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"fmt"
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"io"
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"log"
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"net/http"
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"net/url"
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"strings"
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"time"
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"github.com/tjfoc/gmsm/sm2"
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"go.fusiongalaxy.cn/bdware/bdcontract-client/sm2util"
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)
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type HttpCOptions struct {
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MaxRetries int
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}
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type Client struct {
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baseUrl string
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priv *sm2.PrivateKey
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pub *sm2.PublicKey
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pubHex string
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httpc *http.Client
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maxRetry int
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}
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func NewClient(
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baseUrl string,
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priv *sm2.PrivateKey,
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pub *sm2.PublicKey,
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opt HttpCOptions,
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) (*Client, error) {
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pubHex, err := sm2util.CheckSm2KeyPair(priv, pub)
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if err != nil {
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return nil, err
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}
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if opt.MaxRetries == 0 {
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opt.MaxRetries = 3
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}
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return &Client{
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baseUrl: baseUrl,
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pub: pub,
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pubHex: pubHex,
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priv: priv,
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httpc: &http.Client{Timeout: 10 * time.Second},
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maxRetry: opt.MaxRetries,
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}, nil
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}
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func (c *Client) RequestWithSignature(
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path string,
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method string,
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body map[string]interface{},
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priv *sm2.PrivateKey,
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pub *sm2.PublicKey,
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) (statusCode int, respBody io.ReadCloser, err error) {
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var pubHex string
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if priv != nil {
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var err error
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pubHex, err = sm2util.CheckSm2KeyPair(priv, pub)
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if err != nil {
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return 0, nil, err
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}
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} else {
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priv = c.priv
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pubHex = c.pubHex
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}
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rawUrl := c.baseUrl + path
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u := fmt.Sprintf("%s%spubKey=%s",
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rawUrl,
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func() string {
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if strings.Contains(path, "?") {
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return "&"
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}
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return "?"
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}(),
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pubHex,
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)
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switch strings.ToUpper(method) {
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case "POST":
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body["sign"] = c.Sign(u[strings.Index(u, "?")+1:], priv)
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bodyJson, err := json.Marshal(body)
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if err != nil {
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return 0, nil, err
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}
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resp, err := c.httpc.Post(rawUrl, "application/json", bytes.NewBuffer(bodyJson))
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if err != nil {
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return 0, nil, err
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}
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respBody = resp.Body
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}
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return statusCode, respBody, nil
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}
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func (c *Client) Sign(data string, priv *sm2.PrivateKey) string {
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if priv == nil {
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priv = c.priv
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}
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sig, err := priv.Sign(rand.Reader, []byte(data), nil)
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if err != nil {
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log.Fatal(err)
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}
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return hex.EncodeToString(sig)
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}
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func genUrlParamsFromObject(obj map[string]interface{}) string {
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params := make([]string, 0)
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for key, value := range obj {
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params = append(params, fmt.Sprintf("%s=%v", key, value))
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}
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return strings.Join(params, "&")
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}
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func retry[T any](fn func() (int, T, error)) (int, T, error) {
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var lastErr error
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for attempt := 0; attempt < 3; attempt++ {
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resp, statusCode, err := fn()
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if err == nil {
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return resp, statusCode, nil
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}
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lastErr = err
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time.Sleep(100 * time.Millisecond * time.Duration(attempt+1))
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}
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var zero T
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return 0, zero, lastErr
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}
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func (c *Client) Ping() (statusCode int, resp *PingResponse, err error) {
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return retry(func() (statusCode int, resp *PingResponse, err error) {
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statusCode, respBody, err := c.RequestWithSignature(
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"/SCManager?action=ping",
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"GET",
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nil,
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nil,
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nil,
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)
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if err != nil {
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return 0, nil, err
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}
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defer respBody.Close()
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decoder := json.NewDecoder(respBody)
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if err := decoder.Decode(&resp); err != nil {
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return 0, nil, err
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}
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return statusCode, resp, nil
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})
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}
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func (c *Client) StartContract(code string) (statusCode int, resp string, err error) {
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params := url.Values{
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"action": {"startContract"},
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"script": {code},
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}
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path := fmt.Sprintf("/SCManager?%s", params.Encode())
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return retry(func() (int, string, error) {
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statusCode, respBody, err := c.RequestWithSignature(
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path,
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"GET",
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nil,
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nil,
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nil,
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)
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if err != nil {
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return 0, "", err
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}
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var resp string
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defer respBody.Close()
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buf := new(strings.Builder)
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if _, err := io.Copy(buf, respBody); err != nil {
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return 0, "", err
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}
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return statusCode, resp, nil
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})
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}
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119
sdk-go/client/dto.go
Normal file
119
sdk-go/client/dto.go
Normal file
@ -0,0 +1,119 @@
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package client
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// ClientResponse represents a generic response structure
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type ClientResponse[T any] struct {
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Data *T `json:"data,omitempty"`
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}
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// PingResponse is a specific response type for ping operations
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type PingResponse struct {
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ClientResponse[string] // will contain "pong"
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}
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// SaveFileRequest represents the request structure for saving files
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type SaveFileRequest struct {
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Content string `json:"content"`
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IsAppend bool `json:"isAppend"`
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IsPrivate bool `json:"isPrivate"`
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Path string `json:"path"`
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}
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// ListProjectPermissionRequest represents the request for listing project permissions
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type ListProjectPermissionRequest struct {
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IsPrivate bool `json:"isPrivate"`
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Path string `json:"path"`
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}
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// ListProjectPermissionResponseData contains permission response data
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type ListProjectPermissionResponseData struct {
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Permissions []string `json:"permissions"`
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YPK string `json:"ypk"`
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}
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// StartContractByYpkRequest represents the request for starting a contract
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type StartContractByYpkRequest struct {
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IsPrivate bool `json:"isPrivate"`
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Path string `json:"path"`
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Script string `json:"script"`
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}
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// ListAllUsersResponseDataListItem represents a key-value pair
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type ListAllUsersResponseDataListItem struct {
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Key string `json:"key"`
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Value string `json:"value"`
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}
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// ListAllUsersResponseData contains user listing response data
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type ListAllUsersResponseData struct {
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KV []ListAllUsersResponseDataListItem `json:"kv"`
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Time []ListAllUsersResponseDataListItem `json:"time"`
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}
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// OnlineContractsItem represents an online contract
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type OnlineContractsItem struct {
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ContractID string `json:"contractID"`
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ContractName string `json:"contractName"`
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IsMaster bool `json:"isMaster"`
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Type string `json:"type"`
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YjsType string `json:"yjsType"`
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Extra map[string]interface{} `json:"-"`
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}
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// OnlineItem represents an online node
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type OnlineItem struct {
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CIManager string `json:"cimanager"`
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ContractVersion int `json:"contractVersion"`
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Events int `json:"events"`
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IPPort string `json:"ipPort"`
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MasterAddress string `json:"masterAddress"`
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NodeName string `json:"nodeName"`
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PeerID string `json:"peerID"`
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PubKey string `json:"pubKey"`
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Contracts []OnlineContractsItem `json:"contracts"`
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}
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// ListNodesResponse represents the response for listing nodes
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type ListNodesResponse struct {
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Action string `json:"action"`
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Offline []string `json:"offline"`
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Online []OnlineItem `json:"online"`
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}
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// DistributeContractResponse represents the response for contract distribution
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type DistributeContractResponse struct {
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Action string `json:"action"`
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Progress string `json:"progress"`
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}
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// ExecuteContractArgs represents arguments for contract execution
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type ExecuteContractArgs struct {
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Method string `json:"method,omitempty"`
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WithSignature bool `json:"withSignature,omitempty"`
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WithDynamicAnalysis bool `json:"withDynamicAnalysis,omitempty"`
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}
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// ExecuteContractResponse represents the response from contract execution
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type ExecuteContractResponse[T any] struct {
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Status *bool `json:"status,omitempty"`
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Data *T `json:"data,omitempty"`
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ExecuteTime *float64 `json:"executeTime,omitempty"`
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CID *string `json:"cid,omitempty"`
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IsPrivate *bool `json:"isPrivate,omitempty"`
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AdditionalData map[string]interface{} `json:"-"`
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}
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// ConfigNodeArgs represents configuration arguments for a node
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type ConfigNodeArgs struct {
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NodeName string `json:"nodeName,omitempty"`
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DataChain string `json:"dataChain,omitempty"`
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MasterAddress string `json:"masterAddress,omitempty"`
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NodeCenter string `json:"nodeCenter,omitempty"`
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LHSProxyAddress string `json:"LHSProxyAddress,omitempty"`
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ExtraConfig map[string]string `json:"-"`
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}
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// LoadNodeConfigResponseData represents the response data for node configuration
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type LoadNodeConfigResponseData struct {
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DoipConfig string `json:"doipConfig"`
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ExtraData map[string]string `json:"-"`
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}
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5
sdk-go/go.mod
Normal file
5
sdk-go/go.mod
Normal file
@ -0,0 +1,5 @@
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module go.fusiongalaxy.cn/bdware/bdcontract-client
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go 1.23
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require github.com/tjfoc/gmsm v1.4.1 // indirect
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71
sdk-go/go.sum
Normal file
71
sdk-go/go.sum
Normal file
@ -0,0 +1,71 @@
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cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
|
||||
github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
|
||||
github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU=
|
||||
github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
|
||||
github.com/cncf/udpa/go v0.0.0-20191209042840-269d4d468f6f/go.mod h1:M8M6+tZqaGXZJjfX53e64911xZQV5JYwmTeXPW+k8Sc=
|
||||
github.com/envoyproxy/go-control-plane v0.9.0/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
|
||||
github.com/envoyproxy/go-control-plane v0.9.4/go.mod h1:6rpuAdCZL397s3pYoYcLgu1mIlRU8Am5FuJP05cCM98=
|
||||
github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7+kN2VEUnK/pcBlmesArF7c=
|
||||
github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b/go.mod h1:SBH7ygxi8pfUlaOkMMuAQtPIUF8ecWP5IEl/CR7VP2Q=
|
||||
github.com/golang/mock v1.1.1/go.mod h1:oTYuIxOrZwtPieC+H1uAHpcLFnEyAGVDL/k47Jfbm0A=
|
||||
github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
|
||||
github.com/golang/protobuf v1.3.2/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
|
||||
github.com/golang/protobuf v1.3.3/go.mod h1:vzj43D7+SQXF/4pzW/hwtAqwc6iTitCiVSaWz5lYuqw=
|
||||
github.com/golang/protobuf v1.4.0-rc.1/go.mod h1:ceaxUfeHdC40wWswd/P6IGgMaK3YpKi5j83Wpe3EHw8=
|
||||
github.com/golang/protobuf v1.4.0-rc.1.0.20200221234624-67d41d38c208/go.mod h1:xKAWHe0F5eneWXFV3EuXVDTCmh+JuBKY0li0aMyXATA=
|
||||
github.com/golang/protobuf v1.4.0-rc.2/go.mod h1:LlEzMj4AhA7rCAGe4KMBDvJI+AwstrUpVNzEA03Pprs=
|
||||
github.com/golang/protobuf v1.4.0-rc.4.0.20200313231945-b860323f09d0/go.mod h1:WU3c8KckQ9AFe+yFwt9sWVRKCVIyN9cPHBJSNnbL67w=
|
||||
github.com/golang/protobuf v1.4.0/go.mod h1:jodUvKwWbYaEsadDk5Fwe5c77LiNKVO9IDvqG2KuDX0=
|
||||
github.com/golang/protobuf v1.4.2/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw735rRwI=
|
||||
github.com/google/go-cmp v0.2.0/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5aqRK0M=
|
||||
github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
|
||||
github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
|
||||
github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
|
||||
github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=
|
||||
github.com/tjfoc/gmsm v1.4.1 h1:aMe1GlZb+0bLjn+cKTPEvvn9oUEBlJitaZiiBwsbgho=
|
||||
github.com/tjfoc/gmsm v1.4.1/go.mod h1:j4INPkHWMrhJb38G+J6W4Tw0AbuN8Thu3PbdVYhVcTE=
|
||||
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
|
||||
golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
|
||||
golang.org/x/crypto v0.0.0-20201012173705-84dcc777aaee/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
|
||||
golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
|
||||
golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
|
||||
golang.org/x/lint v0.0.0-20190227174305-5b3e6a55c961/go.mod h1:wehouNa3lNwaWXcvxsM5YxQ5yQlVC4a0KAMCusXpPoU=
|
||||
golang.org/x/lint v0.0.0-20190313153728-d0100b6bd8b3/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
|
||||
golang.org/x/net v0.0.0-20180724234803-3673e40ba225/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
|
||||
golang.org/x/net v0.0.0-20180826012351-8a410e7b638d/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
|
||||
golang.org/x/net v0.0.0-20190213061140-3a22650c66bd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
|
||||
golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
|
||||
golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
|
||||
golang.org/x/net v0.0.0-20201010224723-4f7140c49acb/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
|
||||
golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
|
||||
golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
|
||||
golang.org/x/sync v0.0.0-20181108010431-42b317875d0f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
|
||||
golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
|
||||
golang.org/x/sys v0.0.0-20180830151530-49385e6e1522/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
|
||||
golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
|
||||
golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
|
||||
golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
|
||||
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
|
||||
golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
|
||||
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
|
||||
golang.org/x/tools v0.0.0-20190114222345-bf090417da8b/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
|
||||
golang.org/x/tools v0.0.0-20190226205152-f727befe758c/go.mod h1:9Yl7xja0Znq3iFh3HoIrodX9oNMXvdceNzlUR8zjMvY=
|
||||
golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
|
||||
golang.org/x/tools v0.0.0-20190524140312-2c0ae7006135/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q=
|
||||
golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
|
||||
google.golang.org/appengine v1.1.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9YwlJXL52JkM=
|
||||
google.golang.org/appengine v1.4.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
|
||||
google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc=
|
||||
google.golang.org/genproto v0.0.0-20190819201941-24fa4b261c55/go.mod h1:DMBHOl98Agz4BDEuKkezgsaosCRResVns1a3J2ZsMNc=
|
||||
google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
|
||||
google.golang.org/grpc v1.23.0/go.mod h1:Y5yQAOtifL1yxbo5wqy6BxZv8vAUGQwXBOALyacEbxg=
|
||||
google.golang.org/grpc v1.25.1/go.mod h1:c3i+UQWmh7LiEpx4sFZnkU36qjEYZ0imhYfXVyQciAY=
|
||||
google.golang.org/grpc v1.31.0/go.mod h1:N36X2cJ7JwdamYAgDz+s+rVMFjt3numwzf/HckM8pak=
|
||||
google.golang.org/protobuf v0.0.0-20200109180630-ec00e32a8dfd/go.mod h1:DFci5gLYBciE7Vtevhsrf46CRTquxDuWsQurQQe4oz8=
|
||||
google.golang.org/protobuf v0.0.0-20200221191635-4d8936d0db64/go.mod h1:kwYJMbMJ01Woi6D6+Kah6886xMZcty6N08ah7+eCXa0=
|
||||
google.golang.org/protobuf v0.0.0-20200228230310-ab0ca4ff8a60/go.mod h1:cfTl7dwQJ+fmap5saPgwCLgHXTUD7jkjRqWcaiX5VyM=
|
||||
google.golang.org/protobuf v1.20.1-0.20200309200217-e05f789c0967/go.mod h1:A+miEFZTKqfCUM6K7xSMQL9OKL/b6hQv+e19PK+JZNE=
|
||||
google.golang.org/protobuf v1.21.0/go.mod h1:47Nbq4nVaFHyn7ilMalzfO3qCViNmqZ2kzikPIcrTAo=
|
||||
google.golang.org/protobuf v1.23.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
|
||||
honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
|
||||
honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
|
||||
0
sdk-go/main.go
Normal file
0
sdk-go/main.go
Normal file
123
sdk-go/sm2util/util.go
Normal file
123
sdk-go/sm2util/util.go
Normal file
@ -0,0 +1,123 @@
|
||||
package sm2util
|
||||
|
||||
import (
|
||||
"encoding/hex"
|
||||
"errors"
|
||||
"math/big"
|
||||
|
||||
"github.com/tjfoc/gmsm/sm2"
|
||||
)
|
||||
|
||||
var (
|
||||
ErrPrivateKeyIsNil = errors.New("private key is nil")
|
||||
ErrPublicAndKeysNotMatch = errors.New("public and private keys don't match")
|
||||
)
|
||||
|
||||
func CheckSm2KeyPair(priv *sm2.PrivateKey, pub *sm2.PublicKey) (pubHex string, err error) {
|
||||
if priv == nil {
|
||||
return "", ErrPrivateKeyIsNil
|
||||
}
|
||||
|
||||
if pub == nil {
|
||||
pub = &priv.PublicKey
|
||||
return PublicKeyToHex(pub), nil
|
||||
}
|
||||
|
||||
pubHex = PublicKeyToHex(pub)
|
||||
if pubHex != PublicKeyToHex(&priv.PublicKey) {
|
||||
return "", ErrPublicAndKeysNotMatch
|
||||
}
|
||||
|
||||
return
|
||||
}
|
||||
|
||||
/* From: https://github.com/tjfoc/gmsm/issues/207 */
|
||||
|
||||
// 国密sm2 非对称加密算法 （对标rsa使用场景）
|
||||
//
|
||||
// ParsePublicKey 公钥字符串还原为 sm2.PublicKey 对象(与java中org.bouncycastle.crypto生成的公私钥完全互通使用)
|
||||
func ParsePublicKey(publicKeyStr string) (*sm2.PublicKey, error) {
|
||||
publicKeyBytes, err := hex.DecodeString(publicKeyStr)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
// 提取 x 和 y 坐标字节切片
|
||||
curve := sm2.P256Sm2().Params()
|
||||
byteLen := (curve.BitSize + 7) / 8
|
||||
xBytes := publicKeyBytes[1 : byteLen+1]
|
||||
yBytes := publicKeyBytes[byteLen+1 : 2*byteLen+1]
|
||||
// 将字节切片转换为大整数
|
||||
x := new(big.Int).SetBytes(xBytes)
|
||||
y := new(big.Int).SetBytes(yBytes)
|
||||
// 创建 sm2.PublicKey 对象
|
||||
publicKey := &sm2.PublicKey{
|
||||
Curve: curve,
|
||||
X: x,
|
||||
Y: y,
|
||||
}
|
||||
return publicKey, nil
|
||||
}
|
||||
|
||||
// 国密 非对称加密算法
|
||||
//
|
||||
// ParsePublicKey 公钥字符串还原为 sm2.PublicKey 对象(与java中org.bouncycastle.crypto生成的公私钥完全互通使用)
|
||||
func ParsePublicKeyByXY(xHex, yHex string) (*sm2.PublicKey, error) {
|
||||
xBytes, err := hex.DecodeString(xHex)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
yBytes, err := hex.DecodeString(yHex)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
// 提取 x 和 y 坐标字节切片
|
||||
curve := sm2.P256Sm2().Params()
|
||||
// byteLen := (curve.BitSize + 7) / 8
|
||||
// 将字节切片转换为大整数
|
||||
x := new(big.Int).SetBytes(xBytes)
|
||||
y := new(big.Int).SetBytes(yBytes)
|
||||
// 创建 sm2.PublicKey 对象
|
||||
publicKey := &sm2.PublicKey{
|
||||
Curve: curve,
|
||||
X: x,
|
||||
Y: y,
|
||||
}
|
||||
return publicKey, nil
|
||||
}
|
||||
|
||||
func PublicKeyToHex(pk *sm2.PublicKey) (pubKeyString string) {
|
||||
bs := append([]byte{byte(4)}, pk.X.Bytes()...)
|
||||
bs = append(bs, pk.Y.Bytes()...)
|
||||
|
||||
return hex.EncodeToString(bs)
|
||||
}
|
||||
|
||||
func PublicKeyToXYHex(pk *sm2.PublicKey) (x, y string) {
|
||||
x = hex.EncodeToString(pk.X.Bytes())
|
||||
y = hex.EncodeToString(pk.Y.Bytes())
|
||||
return x, y
|
||||
}
|
||||
|
||||
// 将私钥字符串反序列化转为私钥对象:
|
||||
// ParsePrivateKey 私钥还原为 sm2.PrivateKey对象(与java中org.bouncycastle.crypto生成的公私钥完全互通使用)
|
||||
func ParsePrivateKey(privateKeyStr string, publicKey *sm2.PublicKey) (*sm2.PrivateKey, error) {
|
||||
privateKeyBytes, err := hex.DecodeString(privateKeyStr)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
// 将字节切片转换为大整数
|
||||
d := new(big.Int).SetBytes(privateKeyBytes)
|
||||
// 创建 sm2.PrivateKey 对象
|
||||
privateKey := &sm2.PrivateKey{
|
||||
PublicKey: *publicKey,
|
||||
D: d,
|
||||
}
|
||||
return privateKey, nil
|
||||
}
|
||||
|
||||
func PrivateKeyToHex(pk *sm2.PrivateKey) (d string) {
|
||||
d = hex.EncodeToString(pk.D.Bytes())
|
||||
return d
|
||||
}
|
||||
|
||||
/**/
|
||||
Loading…
Reference in New Issue
Block a user