fix/add tests, add version config to "small" agent

src/Simplex/Messaging/Agent/Env/SQLite.hs

@@ -84,7 +84,6 @@ data InitialAgentServers = InitialAgentServers
 data AgentConfig = AgentConfig
   { tcpPort :: ServiceName,
     cmdAuthAlg :: C.AuthAlg,
-    cmdAuthAlgV6 :: C.AuthAlg,
     connIdBytes :: Int,
     tbqSize :: Natural,
     smpCfg :: ProtocolClientConfig,
@@ -149,8 +148,9 @@ defaultAgentConfig :: AgentConfig
 defaultAgentConfig =
   AgentConfig
     { tcpPort = "5224",
+      -- while the current client version supports X25519, it can only be enabled once support for SMP v6 is dropped,
+      -- and all servers are required to support v7 to be compatible.
       cmdAuthAlg = C.AuthAlg C.SEd448,
-      cmdAuthAlgV6 = C.AuthAlg C.SEd448,
       connIdBytes = 12,
       tbqSize = 64,
       smpCfg = defaultSMPClientConfig {defaultTransport = (show defaultSMPPort, transport @TLS)},

src/Simplex/Messaging/Notifications/Server.hs

@@ -88,7 +88,8 @@ ntfServer cfg@NtfServerConfig {transports, transportConfig = tCfg} started = do
     runClient _ h = do
       kh <- asks serverIdentity
       ks <- atomically . C.generateKeyPair =<< asks random
-      liftIO (runExceptT $ ntfServerHandshake h ks kh supportedNTFServerVRange) >>= \case
+      NtfServerConfig {ntfServerVRange} <- asks config
+      liftIO (runExceptT $ ntfServerHandshake h ks kh ntfServerVRange) >>= \case
         Right th -> runNtfClientTransport th
         Left _ -> pure ()
 

src/Simplex/Messaging/Notifications/Server/Env.hs

@@ -35,6 +35,7 @@ import Simplex.Messaging.TMap (TMap)
 import qualified Simplex.Messaging.TMap as TM
 import Simplex.Messaging.Transport (ATransport)
 import Simplex.Messaging.Transport.Server (TransportServerConfig, loadFingerprint, loadTLSServerParams)
+import Simplex.Messaging.Version (VersionRange)
 import System.IO (IOMode (..))
 import System.Mem.Weak (Weak)
 import UnliftIO.STM
@@ -60,6 +61,7 @@ data NtfServerConfig = NtfServerConfig
     logStatsStartTime :: Int64,
     serverStatsLogFile :: FilePath,
     serverStatsBackupFile :: Maybe FilePath,
+    ntfServerVRange :: VersionRange,
     transportConfig :: TransportServerConfig
   }
 

src/Simplex/Messaging/Notifications/Server/Main.hs

@@ -19,6 +19,7 @@ import qualified Simplex.Messaging.Crypto as C
 import Simplex.Messaging.Notifications.Server (runNtfServer)
 import Simplex.Messaging.Notifications.Server.Env (NtfServerConfig (..), defaultInactiveClientExpiration)
 import Simplex.Messaging.Notifications.Server.Push.APNS (defaultAPNSPushClientConfig)
+import Simplex.Messaging.Notifications.Transport (supportedNTFServerVRange)
 import Simplex.Messaging.Protocol (ProtoServerWithAuth (..), pattern NtfServer)
 import Simplex.Messaging.Server.CLI
 import Simplex.Messaging.Server.Expiration
@@ -135,6 +136,7 @@ ntfServerCLI cfgPath logPath =
               logStatsStartTime = 0, -- seconds from 00:00 UTC
               serverStatsLogFile = combine logPath "ntf-server-stats.daily.log",
               serverStatsBackupFile = logStats $> combine logPath "ntf-server-stats.log",
+              ntfServerVRange = supportedNTFServerVRange,
               transportConfig =
                 defaultTransportServerConfig
                   { logTLSErrors = fromMaybe False $ iniOnOff "TRANSPORT" "log_tls_errors" ini