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160 Commits

Author SHA1 Message Date
Efim Poberezkin 469f84bb74 use cryptographic key pairs for encryption keys (#39) 
* use cryptographic key pairs for encryption keys

* use speaking key types

* fix key types

Co-authored-by: Evgeny Poberezkin <2769109+epoberezkin@users.noreply.github.com>
 2021-02-26 18:14:22 +04:00
Evgeny Poberezkin 0fe41dbf16 Sign / verify SMP commands (#37) 
* generate key pair

* crypto: sign/verify functions

* remove extension

* parse/serialize keys

* use RSA recipient/sender keys (TODO sign/verify)

* make PublicKey newtype, assign 0s to private_p & private_q

* replace SMP command parsing with Attoparsec

* rename types: Signed->Transmission, Transmission->SignedTransmission

* sign and verify commands (server tests skipped, agent tests pass)

* SMP client: avoid seralizing transmission twice when sending commands

* update SMP server tests to use command signatures

* remove support for "SEND :msg" syntax from SMP server protocol

* rename RSA module name to R to avoid confusion with C used for S.M.Crypto

* update key sizes to use bits `div` 8

* tidy up
 2021-02-26 18:14:22 +04:00
Evgeny Poberezkin 17b429afe7 handle TCP disconnections (WIP) (#29) 
* handle TCP disconnections (WIP)

* agent: handle SMP server disconnections

* agent: notify client about lost subscriptions when SMP server disconnects

* comments for testing functions

* remove test apps

* chore: reorder functions in Transport

* add comment

Co-authored-by: Efim Poberezkin <efim.poberezkin@gmail.com>
 2021-02-26 18:13:04 +04:00
Evgeny Poberezkin 19dc7b3389 subscriptions (#27) 
* subscribe connection and track subscriptions

* notify client when subscription ENDs

* tcp connection timeout

* move types
 2021-02-26 18:11:22 +04:00
Efim Poberezkin f50da16d0a reorganize Protocol and Agent Store (#25) 
* chore: move members from Server/Transmission.hs to Protocol.hs

* chore: revert qualified SMP import for server and client

* chore: fix corrId call

* chore: move common types to Common.hs

* chore: decompose SQLite.hs

* chore: rename Agent/Transmission.hs ErrorType -> AgentErrorType

* chore: move Protocol ErrorType -> Common SMPErrorType

* chore: rename Common -> Types

* chore: revert SMPErrorType -> ErrorType
 2021-02-26 18:11:22 +04:00
Evgeny Poberezkin 70fe7616f2 Sending messages end to end (#21) 
* duplex connection end-to-end (working, debug logs)

* agent: send, receive, acknowledge messages

* logging proposal

* logging: client/server (dis)connections

* agent scenario testing framework

* add tests, remove logs

* clean up
 2021-02-26 18:11:22 +04:00
Evgeny Poberezkin 10fb667ff3 Receive messages (#17) 
* framework to parse and process agent messages

* update SMPClient functions to accept private key

* process messages (WIP)

* agent: create reply queue and send REPLY message with qInfo

* refactor agent commands

* refactor processSMPTransmission

* agent: logic to process REPLY message
 2021-02-26 18:11:22 +04:00
Evgeny Poberezkin 3efb15ecb3 receiving messages and remaining client functions (#15) 
* SMPClient queues for messages and notifications

* style

* SMPClient: put all messages (and uncorrelated server commands) to provided TBQueue
 2021-02-26 18:11:22 +04:00
Evgeny Poberezkin 72a1082822 SMPClient returns errors via ExceptT (#13) 2021-02-26 18:09:26 +04:00
Evgeny Poberezkin 2e6ba85308 SMP client library (#9) 
* functions to send SMP commands and receive responses

* refactor agent: use SMPClient

* fix tests, remove ServerClient.hs

* refactor processCommand

* fix Agent.hs

* fix SMPClient, tests

* "forever" to SMPClient process
 2021-02-26 18:09:26 +04:00