forked from nxsre/sshfs-go
/
server.go
64 lines (53 loc) · 1.66 KB
/
server.go
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// Copyright © 2016 Asteris, LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package docker
import (
"github.com/guru-golang/sshfs-go/fs"
"github.com/sirupsen/logrus"
"golang.org/x/crypto/ssh"
)
// Server wraps SSHFS and tracks connection counts
type Server struct {
fs *fs.SSHFS
connections int
stopFunc func()
errs chan error
}
// NewServer returns a new server with initial state
func NewServer(config *ssh.ClientConfig, mountpoint, server, root string) (*Server, error) {
fs, err := fs.New(config, mountpoint, server, root)
if err != nil {
return nil, err
}
return &Server{fs: fs, connections: 1}, nil
}
// Mount mounts the wrapped FS on a given mountpoint. It also starts watching
// for errors, which it will log.
func (s *Server) Mount() error {
err := s.fs.Mount()
if err != nil {
logrus.WithError(err).Error("error in server, stopping")
return err
}
return nil
}
// Unmount stops the wrapped FS. It returns the last error that it sees, but
// will log any others it receives.
func (s *Server) Unmount() error {
err := s.fs.Unmount()
if err != nil {
logrus.WithError(err).Error("could not unmount cleanly")
}
return err
}