feat(lbaas): add Scheme property to http_redirect action (#193)

Author: kangasta

CHANGELOG.md

@@ -7,6 +7,7 @@ See updating [Changelog example here](https://keepachangelog.com/en/1.0.0/)
 
 ### Added
 - experimental support for Managed Redis Database
+- load-balancer: add `Scheme` property to front-end rule HTTP redirect action.
 
 ## [5.1.0]
 

upcloud/load_balancer.go

@@ -8,6 +8,7 @@ type (
 	LoadBalancerMode                              string
 	LoadBalancerMatcherType                       string
 	LoadBalancerActionType                        string
+	LoadBalancerActionHTTPRedirectScheme          string
 	LoadBalancerStringMatcherMethod               string
 	LoadBalancerHTTPMatcherMethod                 string
 	LoadBalancerIntegerMatcherMethod              string
@@ -73,6 +74,9 @@ const (
 	LoadBalancerActionTypeHTTPRedirect        LoadBalancerActionType = "http_redirect"
 	LoadBalancerActionTypeSetForwardedHeaders LoadBalancerActionType = "set_forwarded_headers"
 
+	LoadBalancerActionHTTPRedirectSchemeHTTP  LoadBalancerActionHTTPRedirectScheme = "http"
+	LoadBalancerActionHTTPRedirectSchemeHTTPS LoadBalancerActionHTTPRedirectScheme = "https"
+
 	LoadBalancerStringMatcherMethodExact     LoadBalancerStringMatcherMethod = "exact"
 	LoadBalancerStringMatcherMethodSubstring LoadBalancerStringMatcherMethod = "substring"
 	LoadBalancerStringMatcherMethodRegexp    LoadBalancerStringMatcherMethod = "regexp"
@@ -323,9 +327,10 @@ type LoadBalancerActionHTTPReturn struct {
 	Payload     string `json:"payload,omitempty"`
 }
 
-// LoadBalancerActionHTTPRedirect represents 'http_redirect' action
+// LoadBalancerActionHTTPRedirect represents 'http_redirect' action. Only either Location or Scheme should be defined.
 type LoadBalancerActionHTTPRedirect struct {
-	Location string `json:"location,omitempty"`
+	Location string                               `json:"location,omitempty"`
+	Scheme   LoadBalancerActionHTTPRedirectScheme `json:"scheme,omitempty"`
 }
 
 // LoadBalancerActionSetForwardedHeaders represents 'set_forwarded_headers' action

upcloud/request/load_balancer_helpers.go

@@ -31,6 +31,15 @@ func NewLoadBalancerHTTPRedirectAction(location string) upcloud.LoadBalancerActi
 	}
 }
 
+func NewLoadBalancerHTTPRedirectSchemeAction(scheme upcloud.LoadBalancerActionHTTPRedirectScheme) upcloud.LoadBalancerAction {
+	return upcloud.LoadBalancerAction{
+		Type: upcloud.LoadBalancerActionTypeHTTPRedirect,
+		HTTPRedirect: &upcloud.LoadBalancerActionHTTPRedirect{
+			Scheme: scheme,
+		},
+	}
+}
+
 func NewLoadBalancerUseBackendAction(name string) upcloud.LoadBalancerAction {
 	return upcloud.LoadBalancerAction{
 		Type: upcloud.LoadBalancerActionTypeUseBackend,

upcloud/request/load_balancer_helpers_test.go

@@ -141,6 +141,12 @@ func TestMatcheresAndActionsHelper(t *testing.T) {
 				"action_http_redirect": {
 					"location": "https://internal.example.com"
 				}
+			},
+			{
+				"type": "http_redirect",
+				"action_http_redirect": {
+					"scheme": "https"
+				}
 			}	
 		]
 	}
@@ -169,6 +175,7 @@ func TestMatcheresAndActionsHelper(t *testing.T) {
 			NewLoadBalancerTCPRejectAction(),
 			NewLoadBalancerHTTPReturnAction(200, "text/html", "PGgxPmFwcGxlYmVlPC9oMT4K"),
 			NewLoadBalancerHTTPRedirectAction("https://internal.example.com"),
+			NewLoadBalancerHTTPRedirectSchemeAction(upcloud.LoadBalancerActionHTTPRedirectSchemeHTTPS),
 		},
 	}
 	actual, err := json.Marshal(&r)