Complex regex for domains/ips

server/routers/target/createTarget.ts

@@ -12,6 +12,34 @@ import { isIpInCidr } from "@server/lib/ip";
 import { fromError } from "zod-validation-error";
 import { addTargets } from "../newt/targets";
 
+// Regular expressions for validation
+const DOMAIN_REGEX =
+    /^[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*$/;
+const IPV4_REGEX =
+    /^(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$/;
+const IPV6_REGEX = /^(?:[A-F0-9]{1,4}:){7}[A-F0-9]{1,4}$/i;
+
+// Schema for domain names and IP addresses
+const domainSchema = z
+    .string()
+    .min(1, "Domain cannot be empty")
+    .max(255, "Domain name too long")
+    .refine(
+        (value) => {
+            // Check if it's a valid IP address (v4 or v6)
+            if (IPV4_REGEX.test(value) || IPV6_REGEX.test(value)) {
+                return true;
+            }
+
+            // Check if it's a valid domain name
+            return DOMAIN_REGEX.test(value);
+        },
+        {
+            message: "Invalid domain name or IP address format",
+            path: ["domain"]
+        }
+    );
+
 const createTargetParamsSchema = z
     .object({
         resourceId: z
@@ -23,7 +51,7 @@ const createTargetParamsSchema = z
 
 const createTargetSchema = z
     .object({
-        ip: z.string(),
+        ip: domainSchema,
         method: z.string().min(1).max(10),
         port: z.number().int().min(1).max(65535),
         protocol: z.string().optional(),

server/routers/target/updateTarget.ts

@@ -11,6 +11,34 @@ import { fromError } from "zod-validation-error";
 import { addPeer } from "../gerbil/peers";
 import { addTargets } from "../newt/targets";
 
+// Regular expressions for validation
+const DOMAIN_REGEX =
+    /^[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*$/;
+const IPV4_REGEX =
+    /^(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$/;
+const IPV6_REGEX = /^(?:[A-F0-9]{1,4}:){7}[A-F0-9]{1,4}$/i;
+
+// Schema for domain names and IP addresses
+const domainSchema = z
+    .string()
+    .min(1, "Domain cannot be empty")
+    .max(255, "Domain name too long")
+    .refine(
+        (value) => {
+            // Check if it's a valid IP address (v4 or v6)
+            if (IPV4_REGEX.test(value) || IPV6_REGEX.test(value)) {
+                return true;
+            }
+
+            // Check if it's a valid domain name
+            return DOMAIN_REGEX.test(value);
+        },
+        {
+            message: "Invalid domain name or IP address format",
+            path: ["domain"]
+        }
+    );
+
 const updateTargetParamsSchema = z
     .object({
         targetId: z.string().transform(Number).pipe(z.number().int().positive())
@@ -19,7 +47,7 @@ const updateTargetParamsSchema = z
 
 const updateTargetBodySchema = z
     .object({
-        ip: z.string().optional(),
+        ip: domainSchema.optional(),
         method: z.string().min(1).max(10).optional(),
         port: z.number().int().min(1).max(65535).optional(),
         enabled: z.boolean().optional()

src/app/[orgId]/settings/resources/[resourceId]/connectivity/page.tsx

@@ -63,8 +63,36 @@ import {
 } from "@app/components/Settings";
 import { SwitchInput } from "@app/components/SwitchInput";
 
+// Regular expressions for validation
+const DOMAIN_REGEX =
+    /^[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*$/;
+const IPV4_REGEX =
+    /^(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$/;
+const IPV6_REGEX = /^(?:[A-F0-9]{1,4}:){7}[A-F0-9]{1,4}$/i;
+
+// Schema for domain names and IP addresses
+const domainSchema = z
+    .string()
+    .min(1, "Domain cannot be empty")
+    .max(255, "Domain name too long")
+    .refine(
+        (value) => {
+            // Check if it's a valid IP address (v4 or v6)
+            if (IPV4_REGEX.test(value) || IPV6_REGEX.test(value)) {
+                return true;
+            }
+
+            // Check if it's a valid domain name
+            return DOMAIN_REGEX.test(value);
+        },
+        {
+            message: "Invalid domain name or IP address format",
+            path: ["domain"]
+        }
+    );
+
 const addTargetSchema = z.object({
-    ip: z.string(),
+    ip: domainSchema,
     method: z.string(),
     port: z.coerce.number().int().positive()
     // protocol: z.string(),