diff options
Diffstat (limited to 'vendor/github.com/pkg/sftp/sftp.go')
| -rw-r--r-- | vendor/github.com/pkg/sftp/sftp.go | 217 |
1 files changed, 217 insertions, 0 deletions
diff --git a/vendor/github.com/pkg/sftp/sftp.go b/vendor/github.com/pkg/sftp/sftp.go new file mode 100644 index 00000000..3cdb14df --- /dev/null +++ b/vendor/github.com/pkg/sftp/sftp.go @@ -0,0 +1,217 @@ +// Package sftp implements the SSH File Transfer Protocol as described in +// https://tools.ietf.org/html/draft-ietf-secsh-filexfer-02 +package sftp + +import ( + "fmt" + + "github.com/pkg/errors" +) + +const ( + ssh_FXP_INIT = 1 + ssh_FXP_VERSION = 2 + ssh_FXP_OPEN = 3 + ssh_FXP_CLOSE = 4 + ssh_FXP_READ = 5 + ssh_FXP_WRITE = 6 + ssh_FXP_LSTAT = 7 + ssh_FXP_FSTAT = 8 + ssh_FXP_SETSTAT = 9 + ssh_FXP_FSETSTAT = 10 + ssh_FXP_OPENDIR = 11 + ssh_FXP_READDIR = 12 + ssh_FXP_REMOVE = 13 + ssh_FXP_MKDIR = 14 + ssh_FXP_RMDIR = 15 + ssh_FXP_REALPATH = 16 + ssh_FXP_STAT = 17 + ssh_FXP_RENAME = 18 + ssh_FXP_READLINK = 19 + ssh_FXP_SYMLINK = 20 + ssh_FXP_STATUS = 101 + ssh_FXP_HANDLE = 102 + ssh_FXP_DATA = 103 + ssh_FXP_NAME = 104 + ssh_FXP_ATTRS = 105 + ssh_FXP_EXTENDED = 200 + ssh_FXP_EXTENDED_REPLY = 201 +) + +const ( + ssh_FX_OK = 0 + ssh_FX_EOF = 1 + ssh_FX_NO_SUCH_FILE = 2 + ssh_FX_PERMISSION_DENIED = 3 + ssh_FX_FAILURE = 4 + ssh_FX_BAD_MESSAGE = 5 + ssh_FX_NO_CONNECTION = 6 + ssh_FX_CONNECTION_LOST = 7 + ssh_FX_OP_UNSUPPORTED = 8 + + // see draft-ietf-secsh-filexfer-13 + // https://tools.ietf.org/html/draft-ietf-secsh-filexfer-13#section-9.1 + ssh_FX_INVALID_HANDLE = 9 + ssh_FX_NO_SUCH_PATH = 10 + ssh_FX_FILE_ALREADY_EXISTS = 11 + ssh_FX_WRITE_PROTECT = 12 + ssh_FX_NO_MEDIA = 13 + ssh_FX_NO_SPACE_ON_FILESYSTEM = 14 + ssh_FX_QUOTA_EXCEEDED = 15 + ssh_FX_UNKNOWN_PRINCIPAL = 16 + ssh_FX_LOCK_CONFLICT = 17 + ssh_FX_DIR_NOT_EMPTY = 18 + ssh_FX_NOT_A_DIRECTORY = 19 + ssh_FX_INVALID_FILENAME = 20 + ssh_FX_LINK_LOOP = 21 + ssh_FX_CANNOT_DELETE = 22 + ssh_FX_INVALID_PARAMETER = 23 + ssh_FX_FILE_IS_A_DIRECTORY = 24 + ssh_FX_BYTE_RANGE_LOCK_CONFLICT = 25 + ssh_FX_BYTE_RANGE_LOCK_REFUSED = 26 + ssh_FX_DELETE_PENDING = 27 + ssh_FX_FILE_CORRUPT = 28 + ssh_FX_OWNER_INVALID = 29 + ssh_FX_GROUP_INVALID = 30 + ssh_FX_NO_MATCHING_BYTE_RANGE_LOCK = 31 +) + +const ( + ssh_FXF_READ = 0x00000001 + ssh_FXF_WRITE = 0x00000002 + ssh_FXF_APPEND = 0x00000004 + ssh_FXF_CREAT = 0x00000008 + ssh_FXF_TRUNC = 0x00000010 + ssh_FXF_EXCL = 0x00000020 +) + +type fxp uint8 + +func (f fxp) String() string { + switch f { + case ssh_FXP_INIT: + return "SSH_FXP_INIT" + case ssh_FXP_VERSION: + return "SSH_FXP_VERSION" + case ssh_FXP_OPEN: + return "SSH_FXP_OPEN" + case ssh_FXP_CLOSE: + return "SSH_FXP_CLOSE" + case ssh_FXP_READ: + return "SSH_FXP_READ" + case ssh_FXP_WRITE: + return "SSH_FXP_WRITE" + case ssh_FXP_LSTAT: + return "SSH_FXP_LSTAT" + case ssh_FXP_FSTAT: + return "SSH_FXP_FSTAT" + case ssh_FXP_SETSTAT: + return "SSH_FXP_SETSTAT" + case ssh_FXP_FSETSTAT: + return "SSH_FXP_FSETSTAT" + case ssh_FXP_OPENDIR: + return "SSH_FXP_OPENDIR" + case ssh_FXP_READDIR: + return "SSH_FXP_READDIR" + case ssh_FXP_REMOVE: + return "SSH_FXP_REMOVE" + case ssh_FXP_MKDIR: + return "SSH_FXP_MKDIR" + case ssh_FXP_RMDIR: + return "SSH_FXP_RMDIR" + case ssh_FXP_REALPATH: + return "SSH_FXP_REALPATH" + case ssh_FXP_STAT: + return "SSH_FXP_STAT" + case ssh_FXP_RENAME: + return "SSH_FXP_RENAME" + case ssh_FXP_READLINK: + return "SSH_FXP_READLINK" + case ssh_FXP_SYMLINK: + return "SSH_FXP_SYMLINK" + case ssh_FXP_STATUS: + return "SSH_FXP_STATUS" + case ssh_FXP_HANDLE: + return "SSH_FXP_HANDLE" + case ssh_FXP_DATA: + return "SSH_FXP_DATA" + case ssh_FXP_NAME: + return "SSH_FXP_NAME" + case ssh_FXP_ATTRS: + return "SSH_FXP_ATTRS" + case ssh_FXP_EXTENDED: + return "SSH_FXP_EXTENDED" + case ssh_FXP_EXTENDED_REPLY: + return "SSH_FXP_EXTENDED_REPLY" + default: + return "unknown" + } +} + +type fx uint8 + +func (f fx) String() string { + switch f { + case ssh_FX_OK: + return "SSH_FX_OK" + case ssh_FX_EOF: + return "SSH_FX_EOF" + case ssh_FX_NO_SUCH_FILE: + return "SSH_FX_NO_SUCH_FILE" + case ssh_FX_PERMISSION_DENIED: + return "SSH_FX_PERMISSION_DENIED" + case ssh_FX_FAILURE: + return "SSH_FX_FAILURE" + case ssh_FX_BAD_MESSAGE: + return "SSH_FX_BAD_MESSAGE" + case ssh_FX_NO_CONNECTION: + return "SSH_FX_NO_CONNECTION" + case ssh_FX_CONNECTION_LOST: + return "SSH_FX_CONNECTION_LOST" + case ssh_FX_OP_UNSUPPORTED: + return "SSH_FX_OP_UNSUPPORTED" + default: + return "unknown" + } +} + +type unexpectedPacketErr struct { + want, got uint8 +} + +func (u *unexpectedPacketErr) Error() string { + return fmt.Sprintf("sftp: unexpected packet: want %v, got %v", fxp(u.want), fxp(u.got)) +} + +func unimplementedPacketErr(u uint8) error { + return errors.Errorf("sftp: unimplemented packet type: got %v", fxp(u)) +} + +type unexpectedIDErr struct{ want, got uint32 } + +func (u *unexpectedIDErr) Error() string { + return fmt.Sprintf("sftp: unexpected id: want %v, got %v", u.want, u.got) +} + +func unimplementedSeekWhence(whence int) error { + return errors.Errorf("sftp: unimplemented seek whence %v", whence) +} + +func unexpectedCount(want, got uint32) error { + return errors.Errorf("sftp: unexpected count: want %v, got %v", want, got) +} + +type unexpectedVersionErr struct{ want, got uint32 } + +func (u *unexpectedVersionErr) Error() string { + return fmt.Sprintf("sftp: unexpected server version: want %v, got %v", u.want, u.got) +} + +// A StatusError is returned when an SFTP operation fails, and provides +// additional information about the failure. +type StatusError struct { + Code uint32 + msg, lang string +} + +func (s *StatusError) Error() string { return fmt.Sprintf("sftp: %q (%v)", s.msg, fx(s.Code)) } |