Commit Graph

137 Commits

Author SHA1 Message Date
Evgeny Poberezkin 60294521f4 add msgId to ACK to avoid the risks of losing messages with concurrent delivery (in app/NSE) (#387)
* add msgId to ACK to avoid the risks of losing messages with concurrent delivery (in app/NSE)

* update ACK to only remove message and update stats if msgId matches

* add tests, fix

* rename sameMsgId/msgDeleted
2022-06-07 10:18:40 +01:00
Evgeny Poberezkin 4b3d04bd27 support message flags visible to SMP server to control notifications (and for any future extensions) (#386)
* support stopping and resuming agent  (#385)

* export agentDbPath

* support fully closing and resuming agent

* whitespace

* clean up

* support message flags visible to SMP server to control notifications (and for any future extensions)

* simplify message flags encoding

* GET command
2022-06-06 12:59:45 +01:00
Evgeny Poberezkin 2733a09a40 limit concurrency when resubscribing, method to resubscribe if not subscribed (#368) 2022-04-30 09:36:52 +01:00
Evgeny Poberezkin 7652ece045 registerNtfToken returns token status 2022-04-22 17:50:30 +01:00
Evgeny Poberezkin e6fbaf5e50 primary tokens (#356)
* primary tokens

* support repeat token registration (TODO fix tests)

* fix notifications tests

* fix/test repeat/new registrations of the same token

* re-register token when subsequent ntf command fails with AUTH error (e.g. when server is re-started)

* cancel periodic notifications when token is deleted on the server

* debug failing test on CI

* fix notification test in CI

* debug CI test

* add delay in notificaitons test after server restart
2022-04-21 17:04:26 +01:00
Evgeny Poberezkin 4dc7d9bc77 Merge branch 'master' into notifications-server 2022-04-21 14:35:23 +01:00
JRoberts 12caa328a8 SMP confirmation timeout recovery rfc (#357) 2022-04-20 22:17:51 +01:00
Evgeny Poberezkin 9d8a9c4fe4 interval notifications (TCRN command) (#352)
* notifications: periodic notifications

* agent: allow repeat token registrations, delete old tokens from notification server (e.g., when database is moved to another device)

* decrypt token verification code in the agent

* check token status, send TCRN on registration if it was enabled

* fix http2/apns response handling for error responses (also, APNS seems not to send content-length header?)
2022-04-17 10:34:51 +01:00
Evgeny Poberezkin 327f7112d0 Merge branch 'master' into notifications-server 2022-04-13 08:52:45 +01:00
Evgeny Poberezkin d38303d5f1 fix END from disconnected clients incorrectly removing the subscriptions, remove previous PING changes that attempted to solve the problem of lost subscriptions (#351)
* Revert "increase PING timeout, add PING failure count"

This reverts commit a89e019bb0.

* Revert "PING error now throws error to restart SMPClient for more reliable re-connection (#342)"

This reverts commit 62acbc4ad4.

* only process END from the currently active client

* log ignored END

* make PING sent every 15 sec and destroying connection on failure (for testing - to be reverted)

* make removing subscription atomic too

* Revert "make PING sent every 15 sec and destroying connection on failure (for testing - to be reverted)"

This reverts commit 5520b318a2.

* refactor, aggressive PING settings for testing

* revert PING breaking connection
2022-04-12 11:35:28 +01:00
Evgeny Poberezkin f577fcdacf agent schema/methods/types/store methods for notifications tokens (#348)
* agent schema/methods/types/store methods for notifications tokens

* register notification token on the server

* agent commands for notification tokens

* refactor initial servers from AgentConfig

* agent store functions for notification tokens

* server STM store methods for tokens

* fix protocol client for ntfs (use generic handshake), minimal server and agent tests

* server command to verify ntf token
2022-04-08 08:47:04 +01:00
Evgeny Poberezkin d31958855f ntf server implementation, updated ntf protocol, ntf client based on refactored protocol client, bare-bones SMP agent to manage ntf connections (to connect to ntf server) (#338)
* process ntf server commands

* when subscription is re-created and it was ENDed, resubscribe to SMP

* SMPClientAgent draft

* SMPClientAgent: remove double tracking of subscriptions

* subscriber frame

* PING error now throws error to restart SMPClient for more reliable re-connection (#342)

* increase TCP timeout to 5 sec

* add pragmas and vacuum db (#343)

* vacuum in each connection to enable auto-vacuum (#344)

* update protocol, token verification

* refactor SMPClient to ProtocoClient, to use with notification server protocol

* notification server client, managing notification clients in the agent

* stub for push payload

Co-authored-by: JRoberts <8711996+jr-simplex@users.noreply.github.com>
2022-04-02 16:14:19 +01:00
Evgeny Poberezkin c380431b94 resubscribe concurrently when subscription is resumed (#339)
* resubscribe concurrently when subscription is resumed

* use strict modifyTVar, refactor with TMap

* add inline

* refactor
2022-03-28 07:30:29 +01:00
John Roberts 5c6ec96d64 make smp servers configurable for running agent (#326) 2022-03-10 10:49:22 +04:00
Evgeny Poberezkin 7a19ab224b make sending confirmation asynchronous (#327)
* make sending confirmation asynchronous

* confirm first queue synchronously (on JOIN, and delete connection on failure), second queue asynchronously (from REPLY msg)

* test to retry JOIN when the first attempt fails

* process confirmation delivery errors
2022-03-02 15:52:45 +00:00
Efim Poberezkin 229e2607d7 remove redundant asynchronous connection code (#317) 2022-02-14 21:00:14 +04:00
Evgeny Poberezkin b777a4fd93 split the server dependencies from the agent (#310)
* split the server dependencies from the agent

* remove redundant imports

* fix Main.hs
2022-01-21 17:33:47 +00:00
Efim Poberezkin 6e7089284e cease attempts to send HELLO after timeout (#298) 2022-01-18 13:50:43 +04:00
Evgeny Poberezkin bfa4911217 improve message error handling (#286)
* message envelope sizes and protocol doc corrections

* change error handling in message delivery loop
2022-01-12 10:36:22 +00:00
Evgeny Poberezkin 2a89394174 integrate double ratchet into agent (#268)
* separate skipped messages from ratchet

* return diff for skipped messages instead of the whole state (tests fail)

* fix ratchet tests

* JSON encoding/decoding for ratchet state

* schema for ratchets

* split MonadUnliftIO instance for ExceptT to a separate file

* update StrEncoding instance for Str

* ratchet store methods

* updateRatchet store method

* move E2E ratchet params to Ratchet module

* x3dh key agreement for double ratchet

* test/fix x3dh, use x3dh for ratchets initialization

* store/get x3dh keys, save ratchet of fixed X448 type

* double-ratchet encryption integration (tests fail)

* fix double ratchet

* fix padding and message length

* remove unused code for "activations"

* remove comment

* add version checks for forward/backward compatibility

* split loading ratchet and skipped message keys

* remove unused encoding instances for Algorithm types

* update ratchet initialization params
2022-01-10 12:01:54 +00:00
Evgeny Poberezkin 624360bf39 delete control messages after ACK to server 2022-01-07 08:47:35 +00:00
Evgeny Poberezkin b415537ba5 simplify message delivery 2022-01-06 16:41:39 +00:00
Evgeny Poberezkin a5a00f3d02 Merge branch 'stable' into ep/message-delivery 2022-01-06 16:38:22 +00:00
Evgeny Poberezkin 10c62e7fa2 fix message delivery when quota exceeded - making it concurrent per queue, not per server (#260)
* test: HELLO blocking message delivery on the same server

* test: quota exceeded in one queue should not block delivery in other queues

* fix test to work in stable branch

* simplify pending message delivery (#202)

* simplify pending message delivery (WIP)

* refactor

* fix concurrent message delivery

* remove type synonym
2022-01-06 08:56:19 +00:00
Evgeny Poberezkin 488398df9f change message envelopes and encoding, unify message delivery (#252)
* types and encodings for double ratchet integration

* upgrade stack resolver

* type classes for version agreement, encode/decode connection request links and E2E params with versioning

* encode/decode client parameters (version and DH key) in SMP queue URI using query string parameters

* restore support of the current SMP queue URI format

* update AMessage to only send queues in REPLY message (not the full connection request)

* new agent message evnvelopes (tests fail)

* new message envelopes - tests pass

* store fully encrypted messages before sending

* unify message delivery via DB queue (excluding confirmation and invitation)

* remove activateSecuredQueue

* linter hints

* remove comment

* export order

* save rachet-encrypted message, not per-queue encrypted

* delete message after it is accepted by the server, reduce message delivery interval for the tests

Co-authored-by: Efim Poberezkin <8711996+efim-poberezkin@users.noreply.github.com>
2022-01-05 19:52:37 +00:00
Efim Poberezkin e452c6ebff delete received messages after sending ACK to server (#256) 2022-01-05 16:52:28 +04:00
Evgeny Poberezkin 4a73a7ecd4 remove public header from all messages, fix envelope sizes (#251)
* fix envelope sizes

* only send sender DH pub key for per-queue E2E with confirmation message
2022-01-03 14:33:30 +00:00
Evgeny Poberezkin f3523bbba9 make KeyHash non-optional, verify KeyHash in SMP handshake, use StrEncoding class (#250)
* make KeyHash non-optional, StrEncoding class

* change server URI format in agent config, refactor with StrEncoding

* refactor Crypto using checkAlgorithm

* refactor parsing connection requests

* prepare to validate CA fingerprint sent in client handshake

* KeyHash check in handshake

* rename type to CliCommand

* server validates keyhash sent by the client

* validate -a option when parsing

* more of StrEncoding
2022-01-02 22:24:43 +00:00
Efim Poberezkin 33bb38299b refactor server Main.hs (#248) 2022-01-02 21:49:40 +04:00
Evgeny Poberezkin 5e29e3698e binary SMP protocol encoding, split Command type to two types (#245)
* binary SMP protocol encoding (server tests fail)

* use 1 byte for bytestring length when encoding/decoding

* Encoding class, binary tags

* update server tests

* negotiate SMP version in client/server handshake

* add version columns to queues and connections

* split parsing SMP client commands and server responses to different functions

* check uniqueness of protocol tags

* split client commands and server responses/messages to separate types

* update types in SMP client

* remove pattern synonyms for SMP errors

* simplify getHandshake

* update SMP protocol encoding in protocol spec

* encode time as a number of seconds (64-bit integer) since epoch
2022-01-01 13:10:19 +00:00
Evgeny Poberezkin 73cad5a6c4 simple per-queue e2e encryption with NaCl crypto_box (#242)
* simple per-queue e2e encryption with NaCl crypto_box

* add e2e keys and DH secrets to schema

* agree and save shared DH secret per queue (not used yet)

* protocol changes for uniform padding and message part lengths

* correct message structure diagrams

* make per-queue E2E encryption non-optional

* refactor crypto keys

* use NaCl crypto_box for per-queue E2E encryption, remove RSA keys from queues

* remove RSA support

* merge migration with E2E DH keys

* clean up

* remove unused methods

* parsing/serializing agent messages

* remove sender timestamp from DB and code

* clean up

* slean up

* s/SMPConfMsg/SMPConfirmation/

* serializeAgentMessage = serializeClientMessage . agentToClientMsg

* simplify error handling

* update protocol docs
2021-12-29 14:27:10 +00:00
Efim Poberezkin 0c866105d2 chain of two certificates - offline (identity) and online; switch certificates to v3 (#238) 2021-12-23 21:20:41 +04:00
Evgeny Poberezkin 323fb1f03c remove SMP server signing responses (#226)
* remove SMP server signing responses

* keep only one session ID
2021-12-16 07:15:45 +00:00
Efim Poberezkin bcf5e25cab create TLS ServerParams once per server run; remove tlsServerParams from agent env (fixes functional agent client for chat) (#223) 2021-12-15 19:03:34 +04:00
Evgeny Poberezkin 83d352cfbe TLS 1.3 transport (#203)
* TLS as Transport class instance with pre-defined server certificate/key

* refactor error logging

* remove Ed25519

* refactor TLS.cGet

* TLS over TCP for Transport

* Plain -> TLS

* comment

* getLn, change supported cipher

* use non fixed certificates

* comment

* check options earlier

* wording

* headers

* Update apps/smp-server/Main.hs

Co-authored-by: Evgeny Poberezkin <2769109+epoberezkin@users.noreply.github.com>

* Update apps/smp-server/Main.hs

Co-authored-by: Evgeny Poberezkin <2769109+epoberezkin@users.noreply.github.com>

* localhost -> server

* Update apps/smp-server/Main.hs

Co-authored-by: Evgeny Poberezkin <2769109+epoberezkin@users.noreply.github.com>

* remove comment

* agent key and cert fixtures WIP

* certificate and key in correct order

* exitFailure

* refactor loadServerCertificate

* remove liftIO

Co-authored-by: Efim Poberezkin <8711996+efim-poberezkin@users.noreply.github.com>
2021-12-15 07:48:57 +00:00
Evgeny Poberezkin 95fbd70346 encrypt recipient message bodies with crypto_box 2021-12-13 10:56:26 +00:00
Evgeny Poberezkin f6991539a2 add server signature keys and DH keys for server->recipient msg bodis to SMP commands (server store log and agent tests are skipped) 2021-12-12 12:22:44 +00:00
Evgeny Poberezkin 52eef2d7c7 Merge branch 'master' into v5 2021-12-10 11:52:08 +00:00
Evgeny Poberezkin ff2b975cd8 prepare v0.5.0 - update versions, changelog (#219)
* prepare v0.5.0 - update versions, changelog

* Update CHANGELOG.md

Co-authored-by: Efim Poberezkin <8711996+efim-poberezkin@users.noreply.github.com>
2021-12-08 15:02:28 +00:00
Evgeny Poberezkin fe2d6607de delete contact connection with DEL command (#218) 2021-12-07 19:05:19 +00:00
Evgeny Poberezkin 218a7756f8 RJCT / rejectContact to reject contact requests (#214) 2021-12-06 13:12:10 +00:00
Evgeny Poberezkin 82ae5c623f Merge branch 'master' into v5 2021-12-06 09:22:45 +00:00
Evgeny Poberezkin 57c9ccfc08 use base64url encoding for public key in connection requests; only allow accepting invitations that were not accepted (#213)
* use base64url encoding for public key in connection requests; only allow accepting invitations that were not accepted

* subscribe ContactConnection, fix test to use base64url encoding in key example
2021-12-06 09:05:13 +00:00
Evgeny Poberezkin 58758e0572 Merge branch 'master' into v5 2021-12-04 21:08:38 +00:00
Evgeny Poberezkin 3e226fc3f2 add CONF/LET for invitations, use REQ/ACPT only with contact connections (#212) 2021-12-04 21:08:02 +00:00
Evgeny Poberezkin b116408ec3 Merge branch 'master' into v5 2021-12-04 18:55:23 +00:00
Evgeny Poberezkin 04c65d98da support permanent connection link ("contact") in SMP agent protocols (#143)
* open/public queue extension for SMP and SMP agent protocols

* add connection mode - invitation or contact

* use ConnectionMode with REQ and ACPT agent notification/command

* parameterize ConnectionRequest with ConnectionMode

* implement Contact connection mode for permanent connection links

* tests for contact connections
2021-12-04 18:42:08 +00:00
Evgeny Poberezkin 6126e72d4f Merge branch 'master' into v5 2021-12-02 18:06:42 +00:00
Evgeny Poberezkin 606bbf5062 URI syntax for SMP queues and connection requests (#210)
* URI syntax for SMP queues and connection requests

* fix connection request parsing/serializing

* add ConnectionRequest sqlite instances
2021-12-02 17:43:05 +00:00
Evgeny Poberezkin e1002d5ac0 GADTs for cryptographic keys (#208)
* GADTs for cryptographic keys

* update tests (signature timing tests still fail)

* fix signature verification timing tests

* configurable algorithm to sign commands to SMP queues (Ed448 by default)

* add dummy Ed keys, add timing tests for Ed keys

* re-enable Connection subscriptions tests
2021-11-28 11:44:22 +00:00