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77 lines
1.6 KiB
77 lines
1.6 KiB
package ssh
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import (
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"io/ioutil"
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gossh "golang.org/x/crypto/ssh"
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)
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// PasswordAuth returns a functional option that sets PasswordHandler on the server.
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func PasswordAuth(fn PasswordHandler) Option {
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return func(srv *Server) error {
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srv.PasswordHandler = fn
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return nil
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}
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}
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// PublicKeyAuth returns a functional option that sets PublicKeyHandler on the server.
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func PublicKeyAuth(fn PublicKeyHandler) Option {
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return func(srv *Server) error {
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srv.PublicKeyHandler = fn
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return nil
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}
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}
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// HostKeyFile returns a functional option that adds HostSigners to the server
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// from a PEM file at filepath.
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func HostKeyFile(filepath string) Option {
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return func(srv *Server) error {
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pemBytes, err := ioutil.ReadFile(filepath)
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if err != nil {
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return err
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}
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signer, err := gossh.ParsePrivateKey(pemBytes)
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if err != nil {
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return err
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}
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srv.AddHostKey(signer)
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return nil
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}
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}
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// HostKeyPEM returns a functional option that adds HostSigners to the server
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// from a PEM file as bytes.
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func HostKeyPEM(bytes []byte) Option {
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return func(srv *Server) error {
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signer, err := gossh.ParsePrivateKey(bytes)
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if err != nil {
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return err
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}
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srv.AddHostKey(signer)
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return nil
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}
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}
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// NoPty returns a functional option that sets PtyCallback to return false,
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// denying PTY requests.
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func NoPty() Option {
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return func(srv *Server) error {
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srv.PtyCallback = func(ctx Context, pty Pty) bool {
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return false
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}
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return nil
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}
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}
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// WrapConn returns a functional option that sets ConnCallback on the server.
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func WrapConn(fn ConnCallback) Option {
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return func(srv *Server) error {
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srv.ConnCallback = fn
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return nil
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}
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}
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