Controller API support

Add controller API support as baseline for adding
gRPC framework.

Issue-ID: MULTICLOUD-1019
Signed-off-by: Eric Multanen <eric.w.multanen@intel.com>
Change-Id: Ifd522a0eefbb8e54be45cc62003d3809283c9bfe

1 files changed, 23 insertions, 0 deletions

diff --git a/src/orchestrator/pkg/infra/validation/validation.go b/src/orchestrator/pkg/infra/validation/validation.go
index 448ea5de..c43d29ec 100644
--- a/src/orchestrator/pkg/infra/validation/validation.go
+++ b/src/orchestrator/pkg/infra/validation/validation.go
@@ -23,6 +23,7 @@ import (
 	"io"
 	"net"
 	"regexp"
+	"strconv"
 	"strings"
 
 	pkgerrors "github.com/pkg/errors"
@@ -280,6 +281,28 @@ func IsValidNumber(value, min, max int) []string {
 	return errs
 }
 
+func IsValidNumberStr(value string, min, max int) []string {
+	var errs []string
+
+	if min > max {
+		errs = append(errs, "invalid constraints")
+		return errs
+	}
+
+	n, err := strconv.Atoi(value)
+	if err != nil {
+		errs = append(errs, err.Error())
+		return errs
+	}
+	if n < min {
+		errs = append(errs, "value less than minimum")
+	}
+	if n > max {
+		errs = append(errs, "value greater than maximum")
+	}
+	return errs
+}
+
 /*
 IsValidParameterPresent method takes in a vars map and a array of string parameters
 that you expect to be present in the GET request.