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user public key apis

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This commit is contained in:
Kyle Spearrin 2018-07-11 13:30:06 -04:00
parent e9518e104e
commit d7f3f9425e
5 changed files with 40 additions and 19 deletions
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3
src/abstractions/api.service.ts
View File

@ -71,6 +71,7 @@ import { TwoFactorProviderResponse } from '../models/response/twoFactorProviderR
import { TwoFactorRecoverResponse } from '../models/response/twoFactorRescoverResponse';
import { TwoFactorU2fResponse } from '../models/response/twoFactorU2fResponse';
import { TwoFactorYubiKeyResponse } from '../models/response/twoFactorYubiKeyResponse';
import { UserKeyResponse } from '../models/response/userKeyResponse';
export abstract class ApiService {
urlsSet: boolean;
@ -195,5 +196,7 @@ export abstract class ApiService {
getEventsOrganizationUser: (organizationId: string, id: string,
start: string, end: string, token: string) => Promise<ListResponse<EventResponse>>;
getUserPublicKey: (id: string) => Promise<UserKeyResponse>;
fetch: (request: Request) => Promise<Response>;
}

1
src/abstractions/crypto.service.ts
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@ -31,6 +31,7 @@ export abstract class CryptoService {
makeEncKey: (key: SymmetricCryptoKey) => Promise<[SymmetricCryptoKey, CipherString]>;
encrypt: (plainValue: string | ArrayBuffer, key?: SymmetricCryptoKey) => Promise<CipherString>;
encryptToBytes: (plainValue: ArrayBuffer, key?: SymmetricCryptoKey) => Promise<ArrayBuffer>;
rsaEncrypt: (data: ArrayBuffer, publicKey?: ArrayBuffer, key?: SymmetricCryptoKey) => Promise<CipherString>;
decryptToUtf8: (cipherString: CipherString, key?: SymmetricCryptoKey) => Promise<string>;
decryptFromBytes: (encBuf: ArrayBuffer, key: SymmetricCryptoKey) => Promise<ArrayBuffer>;
randomNumber: (min: number, max: number) => Promise<number>;

9
src/models/response/userKeyResponse.ts Normal file
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@ -0,0 +1,9 @@
export class UserKeyResponse {
userId: string;
publicKey: string;
constructor(response: any) {
this.userId = response.UserId;
this.publicKey = response.PublicKey;
}
}

8
src/services/api.service.ts
View File

@ -78,6 +78,7 @@ import { TwoFactorProviderResponse } from '../models/response/twoFactorProviderR
import { TwoFactorRecoverResponse } from '../models/response/twoFactorRescoverResponse';
import { TwoFactorU2fResponse } from '../models/response/twoFactorU2fResponse';
import { TwoFactorYubiKeyResponse } from '../models/response/twoFactorYubiKeyResponse';
import { UserKeyResponse } from '../models/response/userKeyResponse';
export class ApiService implements ApiServiceAbstraction {
urlsSet: boolean = false;
@ -649,6 +650,13 @@ export class ApiService implements ApiServiceAbstraction {
return new ListResponse(r, EventResponse);
}
// User APIs
async getUserPublicKey(id: string): Promise<UserKeyResponse> {
const r = await this.send('GET', '/users/' + id + '/public-key', null, true, true);
return new UserKeyResponse(r);
}
// Helpers
fetch(request: Request): Promise<Response> {

38
src/services/crypto.service.ts
View File

@ -356,6 +356,25 @@ export class CryptoService implements CryptoServiceAbstraction {
return encBytes.buffer;
}
async rsaEncrypt(data: ArrayBuffer, publicKey?: ArrayBuffer, key?: SymmetricCryptoKey): Promise<CipherString> {
if (publicKey == null) {
publicKey = await this.getPublicKey();
}
if (publicKey == null) {
throw new Error('Public key unavailable.');
}
let type = EncryptionType.Rsa2048_OaepSha1_B64;
const encBytes = await this.cryptoFunctionService.rsaEncrypt(data, publicKey, 'sha1');
let mac: string = null;
if (key != null && key.macKey != null) {
type = EncryptionType.Rsa2048_OaepSha1_HmacSha256_B64;
const macBytes = await this.cryptoFunctionService.hmac(encBytes, key.macKey, 'sha256');
mac = Utils.fromBufferToB64(macBytes);
}
return new CipherString(type, Utils.fromBufferToB64(encBytes), null, mac);
}
async decrypt(cipherString: CipherString, key?: SymmetricCryptoKey): Promise<ArrayBuffer> {
const iv = Utils.fromB64ToArray(cipherString.iv).buffer;
const data = Utils.fromB64ToArray(cipherString.data).buffer;
@ -530,25 +549,6 @@ export class CryptoService implements CryptoServiceAbstraction {
return await this.cryptoFunctionService.aesDecrypt(data, iv, theKey.encKey);
}
private async rsaEncrypt(data: ArrayBuffer, publicKey?: ArrayBuffer, key?: SymmetricCryptoKey) {
if (publicKey == null) {
publicKey = await this.getPublicKey();
}
if (publicKey == null) {
throw new Error('Public key unavailable.');
}
let type = EncryptionType.Rsa2048_OaepSha1_B64;
const encBytes = await this.cryptoFunctionService.rsaEncrypt(data, publicKey, 'sha1');
let mac: string = null;
if (key != null && key.macKey != null) {
type = EncryptionType.Rsa2048_OaepSha1_HmacSha256_B64;
const macBytes = await this.cryptoFunctionService.hmac(encBytes, key.macKey, 'sha256');
mac = Utils.fromBufferToB64(macBytes);
}
return new CipherString(type, Utils.fromBufferToB64(encBytes), null, mac);
}
private async rsaDecrypt(encValue: string): Promise<ArrayBuffer> {
const headerPieces = encValue.split('.');
let encType: EncryptionType = null;