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¶
Overview ¶
Package scp handles file uploads and downloads via scp command
Index ¶
Constants ¶
const ( // OKByte is scp OK message bytes OKByte = 0x0 // WarnByte tells that next goes a warning string WarnByte = 0x1 // ErrByte tells that next goes an error string ErrByte = 0x2 )
Variables ¶
This section is empty.
Functions ¶
This section is empty.
Types ¶
type Command ¶
type Command interface {
// Execute processes SCP traffic
Execute(ch io.ReadWriter) error
// GetRemoteShellCmd returns a remote shell command that
// has to be executed on the remove server (handled by Teleport)
GetRemoteShellCmd() (string, error)
}
Command is an API that describes command operations
func CreateCommand ¶
CreateCommand creates and returns a new Command
func CreateDownloadCommand ¶
CreateDownloadCommand configures and returns a command used to download a file
func CreateHTTPDownload ¶
func CreateHTTPDownload(req HTTPTransferRequest) (Command, error)
CreateHTTPDownload creates HTTP upload command
func CreateHTTPUpload ¶
func CreateHTTPUpload(req HTTPTransferRequest) (Command, error)
CreateHTTPUpload creates HTTP download command
func CreateUploadCommand ¶
CreateUploadCommand configures and returns a command used to upload a file
type Config ¶
type Config struct {
// Flags is a set of SCP command line flags
Flags Flags
// User is a user who runs SCP command
User string
// AuditLog is AuditLog log
AuditLog events.IAuditLog
// ProgressWriter is a writer for printing the progress
// (used only on the client)
ProgressWriter io.Writer
// FileSystem is a source file system abstraction for the SCP command
FileSystem FileSystem
// RemoteLocation is a destination location of the file
RemoteLocation string
// RunOnServer is low level API flag that indicates that
// this command will be run on the server
RunOnServer bool
}
Config describes Command configuration settings
func (*Config) CheckAndSetDefaults ¶
CheckAndSetDefaults checks and sets default values
type Destination ¶
type Destination struct {
// Login is an optional login username
Login string
// Host is a host to copy to/from
Host utils.NetAddr
// Path is a path to copy to/from
Path string
}
Destination is scp destination to copy to or from
func ParseSCPDestination ¶
func ParseSCPDestination(s string) (*Destination, error)
ParseSCPDestination takes a string representing a remote resource for SCP to download/upload, like "user@host:/path/to/resource.txt" and returns 3 components of it
type FileInfo ¶
type FileInfo interface {
// IsDir returns true if a file is a directory
IsDir() bool
// ReadDir returns information of directory files
ReadDir() ([]FileInfo, error)
// GetName returns a file name
GetName() string
// GetPath returns a file path
GetPath() string
// GetModePerm returns file permissions
GetModePerm() os.FileMode
// GetSize returns file size
GetSize() int64
}
FileInfo is an API that describes methods that provide file information
type FileSystem ¶
type FileSystem interface {
// IsDir returns true if a given file path is a directory
IsDir(path string) bool
// GetFileInfo returns FileInfo for a given file path
GetFileInfo(filePath string) (FileInfo, error)
// MkDir creates a directory
MkDir(path string, mode int) error
// OpenFile opens a file and returns its Reader
OpenFile(filePath string) (io.ReadCloser, error)
// CreateFile creates a new file
CreateFile(filePath string, length uint64) (io.WriteCloser, error)
// SetChmod sets file permissions
SetChmod(path string, mode int) error
}
FileSystem is an interface that abstracts file system methods used in SCP command functions
type Flags ¶
type Flags struct {
// Source indicates upload mode
Source bool
// Sink indicates receive mode
Sink bool
// Verbose sets a logging mode
Verbose bool
// Target sets targeted files to be transferred
Target []string
// Recursive indicates recursive file transfer
Recursive bool
// RemoteAddr is a remote host address
RemoteAddr string
// LocalAddr is a local host address
LocalAddr string
// DirectoryMode indicates that a directory is being sent.
DirectoryMode bool
}
Flags describes SCP command line flags
type HTTPTransferRequest ¶
type HTTPTransferRequest struct {
// RemoteLocation is a destination location of the file
RemoteLocation string
// FileName is a file name
FileName string
// HTTPRequest is HTTP request
HTTPRequest *http.Request
// HTTPRequest is HTTP request
HTTPResponse http.ResponseWriter
// ProgressWriter is a writer for printing the progress
Progress io.Writer
// User is a user name
User string
// AuditLog is AuditLog log
AuditLog events.IAuditLog
}
HTTPTransferRequest describes HTTP file transfer request
Source Files