Merge pull request #17 from which-ecosystem/security

Prepare release-level backend security

Author: eug-vs

config/default.json

@@ -10,6 +10,9 @@
     "local": {
       "usernameField": "\\username",
       "passwordField": "password"
+    },
+    "jwtOptions": {
+      "expiresIn": "10 days"
     }
   }
 }

hooks/tryAuthenticate.ts

@@ -3,6 +3,9 @@ import { authenticate } from '@feathersjs/authentication';
 
 
 export default async (context: HookContext): Promise<HookContext> => {
-  return authenticate('jwt')(context).catch(() => context);
+  if (context.params?.headers?.authorization && context.path !== 'authentication') {
+    return authenticate('jwt')(context);
+  }
+  return context;
 };
 

populateDb.ts

@@ -56,9 +56,8 @@ const createPoll = (authorId: string): Promise<Poll> => {
     contents: {
       left: generateImageData(),
       right: generateImageData()
-    },
-    authorId
-  });
+    }
+  }, { user: { _id: authorId }, authenticated: true });
 };
 
 const createUser = (username: string): Promise<User> => {
@@ -69,18 +68,18 @@ const createUser = (username: string): Promise<User> => {
   });
 };
 
-const createVote = (userId: string, pollId: string): Promise<Vote> => {
+const createVote = (authorId: string, pollId: string): Promise<Vote> => {
   return app.service('votes').create({
     pollId,
     which: _.sample(choices)
-  }, { user: { _id: userId }, authenticated: true });
+  }, { user: { _id: authorId }, authenticated: true });
 };
 
 const createFeedback = (userId: string): Promise<Feedback> => {
   return app.service('feedback').create({
     version: 'v1.0.0',
     score: _.sample([1, 2, 3, 4, 5]),
-    content: 'Absolutely amazing!'
+    contents: 'Absolutely amazing!'
   }, { user: { _id: userId }, authenticated: true });
 };
 

services/feedback/feedback.hooks.ts

@@ -1,9 +1,30 @@
+import { populate, discard, disallow } from 'feathers-hooks-common';
 import requireAuth from '../../hooks/requireAuth';
 import signAuthority from '../../hooks/signAuthority';
+import sortByDate from '../../hooks/sortByDate';
+
+
+const populateAuthor = populate({
+  schema: {
+    include: {
+      service: 'users',
+      nameAs: 'author',
+      parentField: 'authorId',
+      childField: '_id'
+    }
+  }
+});
 
 export default {
   before: {
-    create: [requireAuth, signAuthority]
+    create: [requireAuth, signAuthority],
+    find: sortByDate,
+    remove: disallow('external'),
+    patch: disallow('external'),
+    update: disallow('external')
+  },
+  after: {
+    all: [populateAuthor, discard('authorId')]
   }
 };
 

services/polls/polls.hooks.ts

@@ -1,4 +1,5 @@
 import { HookContext } from '@feathersjs/feathers';
+import { disallow } from 'feathers-hooks-common';
 import { Types } from 'mongoose';
 import bluebird from 'bluebird'; import _ from 'lodash';
 import { Poll } from 'which-types';
@@ -46,7 +47,10 @@ const convertPoll = async (context: HookContext): Promise<HookContext> => {
 export default {
   before: {
     find: sortByDate,
-    create: signAuthority
+    create: signAuthority,
+    remove: disallow('external'),
+    update: disallow('external'),
+    patch: disallow('external')
   },
   after: {
     all: convertPoll

services/users/users.hooks.ts

@@ -1,7 +1,9 @@
 import _ from 'lodash';
 import { hooks } from '@feathersjs/authentication-local';
-import { discard } from 'feathers-hooks-common';
+import { discard, disallow } from 'feathers-hooks-common';
 import { HookContext } from '@feathersjs/feathers';
+import { NotAuthenticated } from '@feathersjs/errors';
+import requireAuth from '../../hooks/requireAuth';
 
 const hashPassword = hooks.hashPassword('password');
 
@@ -12,6 +14,13 @@ const ignoreCaseRegex = async (context: HookContext): Promise<HookContext> => {
   return context;
 };
 
+const compareUser = async (context: HookContext): Promise<HookContext> => {
+  if (context.arguments[0] !== context.params.user._id) {
+    throw new NotAuthenticated('You can only PATCH/UPDATE your own user!');
+  }
+  return context;
+};
+
 export default {
   after: {
     all: hooks.protect('password'),
@@ -20,8 +29,9 @@ export default {
   before: {
     find: ignoreCaseRegex,
     create: hashPassword,
-    patch: hashPassword,
-    update: hashPassword
+    patch: [hashPassword, requireAuth, compareUser],
+    update: [hashPassword, requireAuth, compareUser],
+    remove: disallow('external')
   }
 };
 

services/votes/votes.hooks.ts

@@ -1,9 +1,13 @@
+import { disallow } from 'feathers-hooks-common';
 import requireAuth from '../../hooks/requireAuth';
 import signAuthority from '../../hooks/signAuthority';
 
 export default {
   before: {
-    create: [requireAuth, signAuthority]
+    create: [requireAuth, signAuthority],
+    remove: disallow('external'),
+    update: disallow('external'),
+    patch: disallow('external')
   }
 };