46 lines
1010 B
Go
46 lines
1010 B
Go
package cmd
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import (
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"os"
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"fmt"
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"log"
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"errors"
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"strconv"
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"syscall"
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)
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func ShellJail(args []string) error {
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// We cant shell more than one jail bc we replace gocage execution with jexec, so there wont be no return to gocage
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if len(args) > 0 {
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cj, err := getJailFromArray(args[0], []string{"basejail", "jail"}, gJails)
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if err != nil {
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fmt.Printf("Error getting jail %s: %v\n", args[0], err)
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return err
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}
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if err := shellJail(cj); err != nil {
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fmt.Printf("%v\n", err)
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return err
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}
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}
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return nil
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}
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func shellJail(jail *Jail) error {
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if false == jail.Running {
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return errors.New("Jail is not running")
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}
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jid := strconv.Itoa(jail.JID)
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err := syscall.Exec("/usr/sbin/jexec", []string{"jexec", jid, "login", "-f", "root"}, os.Environ())
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// We should never get here, as syscall.Exec replace the gocage binary execution with jexec
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// This means the moment syscall.Exec fires, gocage execution halt.
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if err != nil {
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log.Printf("Exec returned %v\n", err)
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}
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return nil
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}
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