feat: add slug validator for sub org creation

backend/src/ee/routes/v1/sub-org-router.ts

@@ -6,6 +6,7 @@ import { ApiDocsTags, SUB_ORGANIZATIONS } from "@app/lib/api-docs";
 import { readLimit, writeLimit } from "@app/server/config/rateLimiter";
 import { verifyAuth } from "@app/server/plugins/auth/verify-auth";
 import { AuthMode } from "@app/services/auth/auth-type";
+import { GenericResourceNameSchema } from "@app/server/lib/schemas";
 
 const sanitiziedSubOrganizationSchema = OrganizationsSchema.pick({
   id: true,
@@ -32,7 +33,7 @@ export const registerSubOrgRouter = async (server: FastifyZodProvider) => {
         }
       ],
       body: z.object({
-        name: z.string().trim().describe(SUB_ORGANIZATIONS.CREATE.name)
+        name: GenericResourceNameSchema.describe(SUB_ORGANIZATIONS.CREATE.name)
       }),
       response: {
         200: z.object({
@@ -40,7 +41,7 @@ export const registerSubOrgRouter = async (server: FastifyZodProvider) => {
         })
       }
     },
-    onRequest: verifyAuth([AuthMode.JWT, AuthMode.IDENTITY_ACCESS_TOKEN]),
+    onRequest: verifyAuth([AuthMode.JWT]),
     handler: async (req) => {
       const { organization } = await server.services.subOrganization.createSubOrg({
         name: req.body.name,
@@ -100,7 +101,7 @@ export const registerSubOrgRouter = async (server: FastifyZodProvider) => {
         })
       }
     },
-    onRequest: verifyAuth([AuthMode.JWT, AuthMode.IDENTITY_ACCESS_TOKEN]),
+    onRequest: verifyAuth([AuthMode.JWT]),
     handler: async (req) => {
       const { organizations } = await server.services.subOrganization.listSubOrgs({
         permissionActor: {

backend/src/ee/services/sub-org/sub-org-service.ts

@@ -47,13 +47,21 @@ export const subOrgServiceFactory = ({
     const orgLicensePlan = await licenseService.getPlan(permissionActor.rootOrgId);
     if (!orgLicensePlan.subOrganization) {
       throw new BadRequestError({
-        message: "Child organization creation failed. Please upgrade your instance to Infisical's Enterprise plan."
+        message: "Sub-organization creation failed. Please upgrade your instance to Infisical's Enterprise plan."
       });
     }
 
+    const existingSubOrg = await orgDAL.find({
+      parentOrgId: permissionActor.orgId,
+      name
+    });
+    if (existingSubOrg) {
+      throw new BadRequestError({ message: `Sub-organization with name ${name} already exists` });
+    }
+
     const organization = await orgDAL.transaction(async (tx) => {
       const org = await orgDAL.create(
-        { name, slug: name, rootOrgId: permissionActor.orgId, parentOrgId: permissionActor.orgId },
+        { name, slug: name, rootOrgId: permissionActor.rootOrgId, parentOrgId: permissionActor.orgId },
         tx
       );
       const membership = await membershipDAL.create(