moved utilities into cmd/utils.go, started working on stop command

cmd/utils.go

@@ -0,0 +1,53 @@
+package cmd
+
+import (
+	"os/exec"
+	"strings"
+)
+
+func executeCommand(cmdline string) (string, error) {
+    var cmd []string
+    var out []byte
+    var err error
+
+    if gUseSudo {
+        cmd = append(cmd, "sudo")
+    }
+    cs := strings.Split(cmdline, " ")
+
+    cmd = append(cmd, cs...)
+
+    if len (cmd) > 1 {
+        out, err = exec.Command(cmd[0], cmd[1:]...).Output()
+    } else {
+        out, err = exec.Command(cmd[0]).Output()
+    }
+
+    return string(out), err
+}
+
+
+func executeCommandInJail(jail *Jail, cmdline string) (string, error) {
+    var cmd []string
+
+    if gUseSudo {
+        cmd = append(cmd, "sudo")
+    }
+
+    cmd = append(cmd, "setfib")
+    if len(jail.Config.Exec_fib) > 0 {
+        cmd = append(cmd, jail.Config.Exec_fib)
+    } else {
+        cmd = append(cmd, "0")
+    }
+
+    cmd = append(cmd, "jexec", jail.InternalName)
+
+    cs := strings.Split(cmdline, " ")
+    cmd = append(cmd, cs...)
+
+    out, err := exec.Command(cmd[0], cmd[1:]...).Output()
+
+    return string(out), err
+}
+