feat: ssh client implement #3671
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There was a problem hiding this comment. 这个不要放到 pkg/config 下面，应该放到 pkg/ssh 里 |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,72 @@ | ||
| package v1 | ||
|
|
||
| import ( | ||
| "crypto/rand" | ||
| "crypto/rsa" | ||
| "crypto/x509" | ||
| "encoding/pem" | ||
| "errors" | ||
| "os" | ||
| "path/filepath" | ||
|
|
||
| "golang.org/x/crypto/ssh" | ||
| ) | ||
|
|
||
| const ( | ||
| // custom define | ||
| SSHClientLoginUserPrefix = "_frpc_ssh_client_" | ||
| ) | ||
|
|
||
| // encodePrivateKeyToPEM encodes Private Key from RSA to PEM format | ||
| func GeneratePrivateKey() ([]byte, error) { | ||
| privateKey, err := generatePrivateKey() | ||
| if err != nil { | ||
| return nil, errors.New("gen private key error") | ||
| } | ||
|
|
||
| privBlock := pem.Block{ | ||
| Type: "RSA PRIVATE KEY", | ||
| Headers: nil, | ||
| Bytes: x509.MarshalPKCS1PrivateKey(privateKey), | ||
| } | ||
|
|
||
| return pem.EncodeToMemory(&privBlock), nil | ||
| } | ||
|
|
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| // generatePrivateKey creates a RSA Private Key of specified byte size | ||
| func generatePrivateKey() (*rsa.PrivateKey, error) { | ||
| privateKey, err := rsa.GenerateKey(rand.Reader, 4096) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| err = privateKey.Validate() | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| return privateKey, nil | ||
| } | ||
|
|
||
| func LoadSSHPublicKeyFilesInDir(dirPath string) (map[string]ssh.PublicKey, error) { | ||
| fileMap := make(map[string]ssh.PublicKey) | ||
| files, err := os.ReadDir(dirPath) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| for _, file := range files { | ||
| filePath := filepath.Join(dirPath, file.Name()) | ||
| content, err := os.ReadFile(filePath) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| parsedAuthorizedKey, _, _, _, err := ssh.ParseAuthorizedKey(content) | ||
| if err != nil { | ||
| continue | ||
| } | ||
| fileMap[ssh.FingerprintSHA256(parsedAuthorizedKey)] = parsedAuthorizedKey | ||
| } | ||
|
|
||
| return fileMap, nil | ||
| } |
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