wisski-cloud-distillery/cmd/ssh.go
Tom Wiesing 39207a1cb5
pkg/environment: Remove 'net' related functions
This commit continues removing the environment abstraction and removes
all 'net' related functions, replacing them by their native equivalents.
2023-03-02 11:07:50 +01:00

57 lines
1.4 KiB
Go

package cmd
import (
"net"
wisski_distillery "github.com/FAU-CDI/wisski-distillery"
"github.com/FAU-CDI/wisski-distillery/internal/cli"
"github.com/tkw1536/goprogram/exit"
)
// SSH is the 'ssh' command
var SSH wisski_distillery.Command = ssh{}
type ssh struct {
Bind string `short:"b" long:"bind" description:"address to listen on" default:"127.0.0.1:2223"`
PrivateKeyPath string `short:"p" long:"private-key-path" description:"path to store private host keys in" required:"1"`
}
func (s ssh) Description() wisski_distillery.Description {
return wisski_distillery.Description{
Requirements: cli.Requirements{
NeedsDistillery: true,
},
Command: "ssh",
Description: "starts the ssh server to allow clients to connect to this distillery",
}
}
var errSSHListen = exit.Error{
ExitCode: exit.ExitGeneric,
Message: "unable to listen",
}
func (s ssh) Run(context wisski_distillery.Context) error {
dis := context.Environment
server, err := dis.SSH().Server(context.Context, s.PrivateKeyPath, context.Stderr)
if err != nil {
return err
}
context.Printf("Listening on %s\n", s.Bind)
// make a new listener
listener, err := net.Listen("tcp", s.Bind)
if err != nil {
return errServerListen.Wrap(err)
}
go func() {
<-context.Context.Done()
listener.Close()
}()
// and serve that listener
err = server.Serve(listener)
return errServerListen.Wrap(err)
}