From 3fba34eacf69d75d8edf51d35c6bbd694f5468df Mon Sep 17 00:00:00 2001
From: GokceGK <161626272+GokceGK@users.noreply.github.com>
Date: Wed, 23 Oct 2024 11:54:22 +0200
Subject: [PATCH] use regexp for validation (#574)

---
 stackit/internal/services/iaas/securitygrouprule/resource.go | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/stackit/internal/services/iaas/securitygrouprule/resource.go b/stackit/internal/services/iaas/securitygrouprule/resource.go
index 4edd4ae1..5bed1a04 100644
--- a/stackit/internal/services/iaas/securitygrouprule/resource.go
+++ b/stackit/internal/services/iaas/securitygrouprule/resource.go
@@ -4,6 +4,7 @@ import (
 	"context"
 	"fmt"
 	"net/http"
+	"regexp"
 	"slices"
 	"strings"
 
@@ -314,7 +315,9 @@ func (r *securityGroupRuleResource) Schema(_ context.Context, _ resource.SchemaR
 					stringplanmodifier.RequiresReplace(),
 				},
 				Validators: []validator.String{
-					validate.IP(),
+					stringvalidator.RegexMatches(
+						regexp.MustCompile(`^((25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)(\/(3[0-2]|2[0-9]|1[0-9]|[0-9]))$|^(([0-9a-fA-F]{1,4}:){7,7}[0-9a-fA-F]{1,4}|([0-9a-fA-F]{1,4}:){1,7}:|([0-9a-fA-F]{1,4}:){1,6}:[0-9a-fA-F]{1,4}|([0-9a-fA-F]{1,4}:){1,5}(:[0-9a-fA-F]{1,4}){1,2}|([0-9a-fA-F]{1,4}:){1,4}(:[0-9a-fA-F]{1,4}){1,3}|([0-9a-fA-F]{1,4}:){1,3}(:[0-9a-fA-F]{1,4}){1,4}|([0-9a-fA-F]{1,4}:){1,2}(:[0-9a-fA-F]{1,4}){1,5}|[0-9a-fA-F]{1,4}:((:[0-9a-fA-F]{1,4}){1,6})|:((:[0-9a-fA-F]{1,4}){1,7}|:)|fe80:(:[0-9a-fA-F]{0,4}){0,4}%[0-9a-zA-Z]{1,}|::(ffff(:0{1,4}){0,1}:){0,1}((25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])\.){3,3}(25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])|([0-9a-fA-F]{1,4}:){1,4}:((25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])\.){3,3}(25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9]))(\/((1(1[0-9]|2[0-8]))|([0-9][0-9])|([0-9])))?$`),
+						"must match expression"),
 				},
 			},
 			"port_range": schema.SingleNestedAttribute{