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Cleaned up the auth checker a little bit

This commit is contained in:
Nicolai Ort 2020-12-18 17:11:44 +01:00
parent 9dc336f0bb
commit b9e91502cd
1 changed files with 12 additions and 26 deletions
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38
src/authchecker.ts
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@ -4,43 +4,29 @@ import { getConnectionManager } from 'typeorm';
import { config } from './config';
import { IllegalJWTError, NoPermissionError, UserNonexistantOrRefreshtokenInvalidError } from './errors/AuthError';
import { User } from './models/entities/User';
// -----------
const authchecker = async (action: Action, permissions: string | string[]) => {
let required_permissions = undefined
const authchecker = async (action: Action, permissions: string[] | string) => {
let required_permissions = undefined;
if (typeof permissions === "string") {
required_permissions = [permissions]
} else {
required_permissions = permissions
}
// const token = action.request.headers["authorization"];
const provided_token = action.request.query["auth"];
const provided_token = action.request.headers["authorization"].replace("Bearer ", "");
let jwtPayload = undefined
try {
jwtPayload = <any>jwt.verify(provided_token, config.jwt_secret);
} catch (error) {
throw new IllegalJWTError()
}
const count = await getConnectionManager().get().getRepository(User).count({ id: jwtPayload["userdetails"]["id"], refreshTokenCount: jwtPayload["userdetails"]["refreshTokenCount"] })
if (count !== 1) {
throw new UserNonexistantOrRefreshtokenInvalidError()
}
if (jwtPayload.permissions) {
action.response.local = {}
action.response.local.jwtPayload = jwtPayload.permissions
required_permissions.forEach(r => {
const permission_key = r.split(":")[0]
const actual_accesslevel_for_permission = jwtPayload.permissions[permission_key]
const permission_access_level = r.split(":")[1]
if (actual_accesslevel_for_permission.includes(permission_access_level)) {
return true;
} else {
throw new NoPermissionError()
}
});
} else {
throw new NoPermissionError()
}
//
const user = await getConnectionManager().get().getRepository(User).findOne({ id: jwtPayload["userdetails"]["id"], refreshTokenCount: jwtPayload["userdetails"]["refreshTokenCount"] }, { relations: ['permissions'] })
if (!user) { throw new UserNonexistantOrRefreshtokenInvalidError() }
if (!jwtPayload.permissions) { throw new NoPermissionError(); }
action.response.local = {}
action.response.local.jwtPayload = jwtPayload.permissions
//TODO: Check Permissions
try {
jwt.verify(provided_token, config.jwt_secret);
return true