resource/cloudflare_ruleset: allow FromValue.PreserveQueryString to…

… be nullable

Updates the `FromValue.PreserveQueryString` handling in the request + state
handler to use the changes from cloudflare/cloudflare-go#1275 and allows
conditional handling of null in resources.

Closes #2408

internal/framework/service/rulesets/resource.go

@@ -657,13 +657,18 @@ func toRulesetResourceModel(ctx context.Context, zoneID, accountID basetypes.Str
 
 			if ruleResponse.ActionParameters.FromValue != nil {
 				rule.ActionParameters[0].FromValue = []*ActionParameterFromValueModel{{
-					StatusCode:          flatteners.Int64(int64(ruleResponse.ActionParameters.FromValue.StatusCode)),
-					PreserveQueryString: flatteners.Bool(&ruleResponse.ActionParameters.FromValue.PreserveQueryString),
+					StatusCode: flatteners.Int64(int64(ruleResponse.ActionParameters.FromValue.StatusCode)),
 					TargetURL: []*ActionParameterFromValueTargetURLModel{{
 						Value:      flatteners.String(ruleResponse.ActionParameters.FromValue.TargetURL.Value),
 						Expression: flatteners.String(ruleResponse.ActionParameters.FromValue.TargetURL.Expression),
 					}},
 				}}
+
+				if !reflect.ValueOf(ruleResponse.ActionParameters.FromValue.PreserveQueryString).IsNil() {
+					rule.ActionParameters[0].FromValue[0].PreserveQueryString = flatteners.Bool(ruleResponse.ActionParameters.FromValue.PreserveQueryString)
+				} else {
+					rule.ActionParameters[0].FromValue[0].PreserveQueryString = types.BoolNull()
+				}
 			}
 
 			if len(ruleResponse.ActionParameters.Algorithms) > 0 {
@@ -1222,7 +1227,7 @@ func (r *RulesModel) toRulesetRule(ctx context.Context) cloudflare.RulesetRule {
 			}
 
 			if !ap.FromValue[0].PreserveQueryString.IsNull() {
-				from.PreserveQueryString = ap.FromValue[0].PreserveQueryString.ValueBool()
+				from.PreserveQueryString = cloudflare.BoolPtr(ap.FromValue[0].PreserveQueryString.ValueBool())
 			}
 
 			from.TargetURL.Expression = ap.FromValue[0].TargetURL[0].Expression.ValueString()

internal/framework/service/rulesets/resource_test.go

@@ -1954,6 +1954,35 @@ func TestAccCloudflareRuleset_DynamicRedirect(t *testing.T) {
 	})
 }
 
+func TestAccCloudflareRuleset_DynamicRedirectWithoutPreservingQueryString(t *testing.T) {
+	rnd := utils.GenerateRandomResourceName()
+	zoneID := os.Getenv("CLOUDFLARE_ZONE_ID")
+	resourceName := "cloudflare_ruleset." + rnd
+
+	resource.ParallelTest(t, resource.TestCase{
+		PreCheck:                 func() { acctest.TestAccPreCheck(t) },
+		ProtoV6ProviderFactories: acctest.TestAccProtoV6ProviderFactories,
+		Steps: []resource.TestStep{
+			{
+				Config: testAccCloudflareRulesetRedirectFromValueWithoutPreservingQueryString(rnd, zoneID),
+				Check: resource.ComposeTestCheckFunc(
+					resource.TestCheckResourceAttr(resourceName, "name", rnd),
+					resource.TestCheckResourceAttr(resourceName, "kind", "zone"),
+					resource.TestCheckResourceAttr(resourceName, "phase", "http_request_dynamic_redirect"),
+
+					resource.TestCheckResourceAttr(resourceName, "rules.#", "1"),
+					resource.TestCheckResourceAttr(resourceName, "rules.0.action", "redirect"),
+
+					resource.TestCheckResourceAttr(resourceName, "rules.0.action_parameters.0.from_value.0.status_code", "301"),
+					resource.TestCheckResourceAttr(resourceName, "rules.0.action_parameters.0.from_value.0.target_url.#", "1"),
+					resource.TestCheckNoResourceAttr(resourceName, "rules.0.action_parameters.0.from_value.0.target_url.0.expression"),
+					resource.TestCheckResourceAttr(resourceName, "rules.0.action_parameters.0.from_value.0.target_url.0.value", "some_host.com"),
+				),
+			},
+		},
+	})
+}
+
 func TestAccCloudflareRuleset_TransformationRuleURIStripOffQueryString(t *testing.T) {
 	rnd := utils.GenerateRandomResourceName()
 	zoneID := os.Getenv("CLOUDFLARE_ZONE_ID")
@@ -3689,6 +3718,32 @@ func testAccCloudflareRulesetRedirectFromValue(rnd, zoneID string) string {
   }`, rnd, zoneID)
 }
 
+func testAccCloudflareRulesetRedirectFromValueWithoutPreservingQueryString(rnd, zoneID string) string {
+	return fmt.Sprintf(`
+  resource "cloudflare_ruleset" "%[1]s" {
+	zone_id     = "%[2]s"
+    name        = "%[1]s"
+    description = "%[1]s ruleset description"
+    kind        = "zone"
+    phase       = "http_request_dynamic_redirect"
+
+    rules {
+      action = "redirect"
+      action_parameters {
+        from_value {
+		  status_code = 301
+		  target_url {
+			value = "some_host.com"
+		  }
+        }
+      }
+      expression = "true"
+      description = "Apply redirect from value"
+      enabled = true
+    }
+  }`, rnd, zoneID)
+}
+
 func testAccCheckCloudflareRulesetActionParametersOverrideSensitivityForAllRulesetRules(rnd, name, zoneID, zoneName string) string {
 	return fmt.Sprintf(`
   resource "cloudflare_ruleset" "%[1]s" {