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84 lines
2.0 KiB
Go

package commands
import (
"fmt"
"io"
"os"
"path/filepath"
)
type UploadFileArgs struct {
Command string `json:"command"`
LocalFilepath string `json:"local_filepath"`
DestinationFilepath string `json:"destination_filepath"`
PrivateKeyFile string `json:"private_key_file"`
Username string `json:"username"`
Host string `json:"host"`
}
func (ufa *UploadFileArgs) ReadArgs() {
if len(os.Args) != 7 {
fmt.Fprintf(os.Stderr, "Usage: %s upload_file <local-file> <remote-path> <private-key> <username> <host>\n", os.Args[0])
os.Exit(1)
}
ufa.Command = os.Args[1]
ufa.LocalFilepath = os.Args[2]
ufa.DestinationFilepath = os.Args[3]
ufa.PrivateKeyFile = os.Args[4]
ufa.Username = os.Args[5]
ufa.Host = os.Args[6]
}
func UploadFile(args UploadFileArgs, stdout, stderr io.Writer) error {
client, err := GetClient(args.PrivateKeyFile, args.Username, args.Host)
if err != nil {
return err
}
defer client.Close()
session, err := client.NewSession()
if err != nil {
return fmt.Errorf("error creating SSH session: %w", err)
}
defer session.Close()
source_file, err := os.Open(args.LocalFilepath)
if err != nil {
return fmt.Errorf("error opening local file: %w", err)
}
defer source_file.Close()
info, err := source_file.Stat()
if err != nil {
return fmt.Errorf("error stating local file: %w", err)
}
w, err := session.StdinPipe()
if err != nil {
return fmt.Errorf("error creating stdin pipe: %w", err)
}
if err := session.Start("scp -t " + args.DestinationFilepath); err != nil {
return fmt.Errorf("error starting scp: %w", err)
}
fmt.Fprintf(w, "C0644 %d %s\n", info.Size(), filepath.Base(args.LocalFilepath))
if _, err := io.Copy(w, source_file); err != nil {
return fmt.Errorf("error sending file: %w", err)
}
fmt.Fprint(w, "\x00")
w.Close()
if err := session.Wait(); err != nil {
return fmt.Errorf("error during scp transfer: %w", err)
}
fmt.Fprintln(stdout, "Success")
return nil
}