coder/cli/ssh.go

89 lines
1.9 KiB
Go

package cli
import (
"fmt"
"os"
"github.com/pion/webrtc/v3"
"github.com/spf13/cobra"
"golang.org/x/crypto/ssh"
"golang.org/x/term"
"github.com/coder/coder/agent"
"github.com/coder/coder/peer"
"github.com/coder/coder/peerbroker"
)
func workspaceSSH() *cobra.Command {
cmd := &cobra.Command{
Use: "ssh <workspace> [resource]",
RunE: func(cmd *cobra.Command, args []string) error {
client, err := createClient(cmd)
if err != nil {
return err
}
workspace, err := client.WorkspaceByName(cmd.Context(), "", args[0])
if err != nil {
return err
}
resources, err := client.WorkspaceResourcesByBuild(cmd.Context(), workspace.LatestBuild.ID)
if err != nil {
return err
}
for _, resource := range resources {
_, _ = fmt.Printf("Got resource: %+v\n", resource)
if resource.Agent == nil {
continue
}
dialed, err := client.DialWorkspaceAgent(cmd.Context(), resource.ID)
if err != nil {
return err
}
stream, err := dialed.NegotiateConnection(cmd.Context())
if err != nil {
return err
}
conn, err := peerbroker.Dial(stream, []webrtc.ICEServer{{
URLs: []string{"stun:stun.l.google.com:19302"},
}}, &peer.ConnOptions{})
if err != nil {
return err
}
client, err := agent.DialSSHClient(conn)
if err != nil {
return err
}
session, err := client.NewSession()
if err != nil {
return err
}
_, _ = term.MakeRaw(int(os.Stdin.Fd()))
err = session.RequestPty("xterm-256color", 128, 128, ssh.TerminalModes{
ssh.OCRNL: 1,
})
if err != nil {
return err
}
session.Stdin = os.Stdin
session.Stdout = os.Stdout
session.Stderr = os.Stderr
err = session.Shell()
if err != nil {
return err
}
err = session.Wait()
if err != nil {
return err
}
}
return nil
},
}
return cmd
}