Implement majority of provisioning changes

Signed-off-by: Simon Thulborn <simon+github@thulborn.com>
Signed-off-by: Nathan LeClaire <nathan.leclaire@gmail.com>

utils/utils.go

@@ -4,6 +4,7 @@ import (
 	"encoding/json"
 	"fmt"
 	"io"
+	"net"
 	"os"
 	"path/filepath"
 	"runtime"
@@ -95,6 +96,18 @@ func WaitFor(f func() bool) error {
 	return WaitForSpecific(f, 60, 3*time.Second)
 }
 
+func WaitForDocker(ip string, daemonPort int) error {
+	return WaitFor(func() bool {
+		conn, err := net.Dial("tcp", fmt.Sprintf("%s:%d", ip, daemonPort))
+		if err != nil {
+			fmt.Println("Got an error it was", err)
+			return false
+		}
+		conn.Close()
+		return true
+	})
+}
+
 func DumpVal(vals ...interface{}) {
 	for _, val := range vals {
 		prettyJSON, err := json.MarshalIndent(val, "", "    ")