1Panel/core/utils/cloud_storage/sftp.go

103 lines
2.3 KiB
Go

package cloud_storage
import (
"io"
"net"
"os"
"path"
"time"
"github.com/1Panel-dev/1Panel/core/global"
"github.com/pkg/sftp"
"golang.org/x/crypto/ssh"
)
type SftpClient struct {
connInfo string
config *ssh.ClientConfig
}
func NewSftpClient(vars map[string]interface{}) (*SftpClient, error) {
address := loadParamFromVars("address", vars)
port := loadParamFromVars("port", vars)
if len(port) == 0 {
global.LOG.Errorf("load param port from vars failed, err: not exist!")
}
authMode := loadParamFromVars("authMode", vars)
passPhrase := loadParamFromVars("passPhrase", vars)
username := loadParamFromVars("username", vars)
password := loadParamFromVars("password", vars)
var auth []ssh.AuthMethod
if authMode == "key" {
var signer ssh.Signer
var err error
if len(passPhrase) != 0 {
signer, err = ssh.ParsePrivateKeyWithPassphrase([]byte(password), []byte(passPhrase))
} else {
signer, err = ssh.ParsePrivateKey([]byte(password))
}
if err != nil {
return nil, err
}
auth = []ssh.AuthMethod{ssh.PublicKeys(signer)}
} else {
auth = []ssh.AuthMethod{ssh.Password(password)}
}
clientConfig := &ssh.ClientConfig{
User: username,
Auth: auth,
Timeout: 30 * time.Second,
HostKeyCallback: func(hostname string, remote net.Addr, key ssh.PublicKey) error {
return nil
},
}
addr := net.JoinHostPort(address, port)
if _, err := ssh.Dial("tcp", addr, clientConfig); err != nil {
return nil, err
}
return &SftpClient{connInfo: addr, config: clientConfig}, nil
}
func (s SftpClient) Upload(src, target string) (bool, error) {
sshClient, err := ssh.Dial("tcp", s.connInfo, s.config)
if err != nil {
return false, err
}
defer sshClient.Close()
client, err := sftp.NewClient(sshClient)
if err != nil {
return false, err
}
defer client.Close()
srcFile, err := os.Open(src)
if err != nil {
return false, err
}
defer srcFile.Close()
targetDir, _ := path.Split(target)
if len(targetDir) != 0 {
if _, err = client.Stat(targetDir); err != nil {
if os.IsNotExist(err) {
if err = client.MkdirAll(targetDir); err != nil {
return false, err
}
} else {
return false, err
}
}
}
dstFile, err := client.Create(target)
if err != nil {
return false, err
}
defer dstFile.Close()
if _, err := io.Copy(dstFile, srcFile); err != nil {
return false, err
}
return true, nil
}