feat: add integration access check to middlewares (#756)

* feat: add integration access check to middlewares * fix: format issues * fix: remove group and user permissions and items from context * refactor: move action check to seperate function
2024-07-08 17:39:36 +02:00
parent 8d42ca8b5e
commit 46943b147a
11 changed files with 966 additions and 29 deletions
--- a/packages/api/src/middlewares/integration.ts
+++ b/packages/api/src/middlewares/integration.ts
@@ -1,6 +1,10 @@
 import { TRPCError } from "@trpc/server";

+import type { Session } from "@homarr/auth";
+import { hasQueryAccessToIntegrationsAsync } from "@homarr/auth/server";
+import { constructIntegrationPermissions } from "@homarr/auth/shared";
 import { decryptSecret } from "@homarr/common";
+import type { Database } from "@homarr/db";
 import { and, eq, inArray } from "@homarr/db";
 import { integrations } from "@homarr/db/schema/sqlite";
 import type { IntegrationKind } from "@homarr/definitions";
@@ -8,12 +12,41 @@ import { z } from "@homarr/validation";

 import { publicProcedure } from "../trpc";

-export const createOneIntegrationMiddleware = <TKind extends IntegrationKind>(...kinds: TKind[]) => {
+type IntegrationAction = "query" | "interact";
+
+/**
+ * Creates a middleware that provides the integration in the context that is of the specified kinds
+ * @param action query for showing data or interact for mutating data
+ * @param kinds kinds of integrations that are supported
+ * @returns middleware that can be used with trpc
+ * @example publicProcedure.unstable_concat(createOneIntegrationMiddleware("query", "piHole", "homeAssistant")).query(...)
+ * @throws TRPCError NOT_FOUND if the integration was not found
+ * @throws TRPCError FORBIDDEN if the user does not have permission to perform the specified action on the specified integration
+ */
+export const createOneIntegrationMiddleware = <TKind extends IntegrationKind>(
+  action: IntegrationAction,
+  ...kinds: [TKind, ...TKind[]] // Ensure at least one kind is provided
+) => {
  return publicProcedure.input(z.object({ integrationId: z.string() })).use(async ({ input, ctx, next }) => {
    const integration = await ctx.db.query.integrations.findFirst({
      where: and(eq(integrations.id, input.integrationId), inArray(integrations.kind, kinds)),
      with: {
        secrets: true,
+        groupPermissions: true,
+        userPermissions: true,
+        items: {
+          with: {
+            item: {
+              with: {
+                section: {
+                  columns: {
+                    boardId: true,
+                  },
+                },
+              },
+            },
+          },
+        },
      },
    });

@@ -24,7 +57,16 @@ export const createOneIntegrationMiddleware = <TKind extends IntegrationKind>(..
      });
    }

-    const { secrets, kind, ...rest } = integration;
+    await throwIfActionIsNotAllowedAsync(action, ctx.db, [integration], ctx.session);
+
+    const {
+      secrets,
+      kind,
+      items: _ignore1,
+      groupPermissions: _ignore2,
+      userPermissions: _ignore3,
+      ...rest
+    } = integration;

    return next({
      ctx: {
@@ -41,7 +83,20 @@ export const createOneIntegrationMiddleware = <TKind extends IntegrationKind>(..
  });
 };

-export const createManyIntegrationMiddleware = <TKind extends IntegrationKind>(...kinds: TKind[]) => {
+/**
+ * Creates a middleware that provides the integrations in the context that are of the specified kinds and have the specified item
+ * It also ensures that the user has permission to perform the specified action on the integrations
+ * @param action query for showing data or interact for mutating data
+ * @param kinds kinds of integrations that are supported
+ * @returns middleware that can be used with trpc
+ * @example publicProcedure.unstable_concat(createManyIntegrationMiddleware("query", "piHole", "homeAssistant")).query(...)
+ * @throws TRPCError NOT_FOUND if the integration was not found
+ * @throws TRPCError FORBIDDEN if the user does not have permission to perform the specified action on at least one of the specified integrations
+ */
+export const createManyIntegrationMiddleware = <TKind extends IntegrationKind>(
+  action: IntegrationAction,
+  ...kinds: [TKind, ...TKind[]] // Ensure at least one kind is provided
+) => {
  return publicProcedure
    .input(z.object({ integrationIds: z.array(z.string()).min(1) }))
    .use(async ({ ctx, input, next }) => {
@@ -49,7 +104,21 @@ export const createManyIntegrationMiddleware = <TKind extends IntegrationKind>(.
        where: and(inArray(integrations.id, input.integrationIds), inArray(integrations.kind, kinds)),
        with: {
          secrets: true,
-          items: true,
+          items: {
+            with: {
+              item: {
+                with: {
+                  section: {
+                    columns: {
+                      boardId: true,
+                    },
+                  },
+                },
+              },
+            },
+          },
+          userPermissions: true,
+          groupPermissions: true,
        },
      });

@@ -61,22 +130,39 @@ export const createManyIntegrationMiddleware = <TKind extends IntegrationKind>(.
        });
      }

+      await throwIfActionIsNotAllowedAsync(action, ctx.db, dbIntegrations, ctx.session);
+
      return next({
        ctx: {
-          integrations: dbIntegrations.map(({ secrets, kind, ...rest }) => ({
-            ...rest,
-            kind: kind as TKind,
-            decryptedSecrets: secrets.map((secret) => ({
-              ...secret,
-              value: decryptSecret(secret.value),
-            })),
-          })),
+          integrations: dbIntegrations.map(
+            ({ secrets, kind, items: _ignore1, groupPermissions: _ignore2, userPermissions: _ignore3, ...rest }) => ({
+              ...rest,
+              kind: kind as TKind,
+              decryptedSecrets: secrets.map((secret) => ({
+                ...secret,
+                value: decryptSecret(secret.value),
+              })),
+            }),
+          ),
        },
      });
    });
 };

-export const createManyIntegrationOfOneItemMiddleware = <TKind extends IntegrationKind>(...kinds: TKind[]) => {
+/**
+ * Creates a middleware that provides the integrations and their items in the context that are of the specified kinds and have the specified item
+ * It also ensures that the user has permission to perform the specified action on the integrations
+ * @param action query for showing data or interact for mutating data
+ * @param kinds kinds of integrations that are supported
+ * @returns middleware that can be used with trpc
+ * @example publicProcedure.unstable_concat(createManyIntegrationOfOneItemMiddleware("query", "piHole", "homeAssistant")).query(...)
+ * @throws TRPCError NOT_FOUND if the integration for the item was not found
+ * @throws TRPCError FORBIDDEN if the user does not have permission to perform the specified action on at least one of the specified integrations
+ */
+export const createManyIntegrationOfOneItemMiddleware = <TKind extends IntegrationKind>(
+  action: IntegrationAction,
+  ...kinds: [TKind, ...TKind[]] // Ensure at least one kind is provided
+) => {
  return publicProcedure
    .input(z.object({ integrationIds: z.array(z.string()).min(1), itemId: z.string() }))
    .use(async ({ ctx, input, next }) => {
@@ -84,7 +170,21 @@ export const createManyIntegrationOfOneItemMiddleware = <TKind extends Integrati
        where: and(inArray(integrations.id, input.integrationIds), inArray(integrations.kind, kinds)),
        with: {
          secrets: true,
-          items: true,
+          items: {
+            with: {
+              item: {
+                with: {
+                  section: {
+                    columns: {
+                      boardId: true,
+                    },
+                  },
+                },
+              },
+            },
+          },
+          userPermissions: true,
+          groupPermissions: true,
        },
      });

@@ -96,6 +196,8 @@ export const createManyIntegrationOfOneItemMiddleware = <TKind extends Integrati
        });
      }

+      await throwIfActionIsNotAllowedAsync(action, ctx.db, dbIntegrations, ctx.session);
+
      const dbIntegrationWithItem = dbIntegrations.filter((integration) =>
        integration.items.some((item) => item.itemId === input.itemId),
      );
@@ -109,15 +211,53 @@ export const createManyIntegrationOfOneItemMiddleware = <TKind extends Integrati

      return next({
        ctx: {
-          integrations: dbIntegrationWithItem.map(({ secrets, kind, ...rest }) => ({
-            ...rest,
-            kind: kind as TKind,
-            decryptedSecrets: secrets.map((secret) => ({
-              ...secret,
-              value: decryptSecret(secret.value),
-            })),
-          })),
+          integrations: dbIntegrationWithItem.map(
+            ({ secrets, kind, groupPermissions: _ignore1, userPermissions: _ignore2, ...rest }) => ({
+              ...rest,
+              kind: kind as TKind,
+              decryptedSecrets: secrets.map((secret) => ({
+                ...secret,
+                value: decryptSecret(secret.value),
+              })),
+            }),
+          ),
        },
      });
    });
 };
+
+/**
+ * Throws a TRPCError FORBIDDEN if the user does not have permission to perform the specified action on at least one of the specified integrations
+ * @param action action to perform
+ * @param db db instance
+ * @param integrations integrations to check permissions for
+ * @param session session of the user
+ * @throws TRPCError FORBIDDEN if the user does not have permission to perform the specified action on at least one of the specified integrations
+ */
+const throwIfActionIsNotAllowedAsync = async (
+  action: IntegrationAction,
+  db: Database,
+  integrations: Parameters<typeof hasQueryAccessToIntegrationsAsync>[1],
+  session: Session | null,
+) => {
+  if (action === "interact") {
+    const haveAllInteractAccess = integrations
+      .map((integration) => constructIntegrationPermissions(integration, session))
+      .every(({ hasInteractAccess }) => hasInteractAccess);
+    if (haveAllInteractAccess) return;
+
+    throw new TRPCError({
+      code: "FORBIDDEN",
+      message: "User does not have permission to interact with at least one of the specified integrations",
+    });
+  }
+
+  const hasQueryAccess = await hasQueryAccessToIntegrationsAsync(db, integrations, session);
+
+  if (hasQueryAccess) return;
+
+  throw new TRPCError({
+    code: "FORBIDDEN",
+    message: "User does not have permission to query at least one of the specified integration",
+  });
+};