Files
simplexmq/src/Simplex/Messaging/Server/Main.hs
2025-03-28 19:50:18 +00:00

886 lines
44 KiB
Haskell

{-# LANGUAGE ApplicativeDo #-}
{-# LANGUAGE CPP #-}
{-# LANGUAGE DataKinds #-}
{-# LANGUAGE DuplicateRecordFields #-}
{-# LANGUAGE GADTs #-}
{-# LANGUAGE LambdaCase #-}
{-# LANGUAGE MultiWayIf #-}
{-# LANGUAGE NamedFieldPuns #-}
{-# LANGUAGE OverloadedLists #-}
{-# LANGUAGE OverloadedStrings #-}
{-# LANGUAGE PatternSynonyms #-}
{-# LANGUAGE ScopedTypeVariables #-}
{-# LANGUAGE StrictData #-}
{-# LANGUAGE TypeApplications #-}
{-# OPTIONS_GHC -fno-warn-ambiguous-fields #-}
module Simplex.Messaging.Server.Main where
import Control.Concurrent.STM
import Control.Exception (finally)
import Control.Logger.Simple
import Control.Monad
import Data.ByteString.Char8 (ByteString)
import qualified Data.ByteString.Char8 as B
import Data.Char (isAlpha, isAscii, toUpper)
import Data.Either (fromRight)
import Data.Functor (($>))
import Data.Ini (Ini, lookupValue, readIniFile)
import Data.List (find, isPrefixOf)
import qualified Data.List.NonEmpty as L
import Data.Maybe (fromMaybe, isJust, isNothing)
import Data.Text (Text)
import qualified Data.Text as T
import Data.Text.Encoding (decodeLatin1, encodeUtf8)
import qualified Data.Text.IO as T
import Options.Applicative
import Simplex.Messaging.Agent.Protocol (connReqUriP')
import Simplex.Messaging.Agent.Store.Postgres.Options (DBOpts (..))
import Simplex.Messaging.Agent.Store.Shared (MigrationConfirmation (..))
import Simplex.Messaging.Client (HostMode (..), NetworkConfig (..), ProtocolClientConfig (..), SocksMode (..), defaultNetworkConfig, textToHostMode)
import Simplex.Messaging.Client.Agent (SMPClientAgentConfig (..), defaultSMPClientAgentConfig)
import qualified Simplex.Messaging.Crypto as C
import Simplex.Messaging.Encoding.String
import Simplex.Messaging.Parsers (parseAll)
import Simplex.Messaging.Protocol (BasicAuth (..), ProtoServerWithAuth (ProtoServerWithAuth), pattern SMPServer)
import Simplex.Messaging.Server (AttachHTTP, exportMessages, importMessages, printMessageStats, runSMPServer)
import Simplex.Messaging.Server.CLI
import Simplex.Messaging.Server.Env.STM
import Simplex.Messaging.Server.Expiration
import Simplex.Messaging.Server.Information
import Simplex.Messaging.Server.Main.Init
import Simplex.Messaging.Server.MsgStore.Journal (JournalMsgStore (..), QStoreCfg (..), stmQueueStore)
import Simplex.Messaging.Server.MsgStore.Types (MsgStoreClass (..), SQSType (..), SMSType (..), newMsgStore)
import Simplex.Messaging.Server.QueueStore.Postgres.Config
import Simplex.Messaging.Server.StoreLog.ReadWrite (readQueueStore)
import Simplex.Messaging.Transport (simplexMQVersion, supportedProxyClientSMPRelayVRange, supportedServerSMPRelayVRange)
import Simplex.Messaging.Transport.Client (TransportHost (..), defaultSocksProxy)
import Simplex.Messaging.Transport.Server (ServerCredentials (..), TransportServerConfig (..), defaultTransportServerConfig)
import Simplex.Messaging.Util (eitherToMaybe, ifM)
import System.Directory (createDirectoryIfMissing, doesDirectoryExist, doesFileExist)
import System.Exit (exitFailure)
import System.FilePath (combine)
import System.IO (BufferMode (..), hSetBuffering, stderr, stdout)
import Text.Read (readMaybe)
#if defined(dbServerPostgres)
import Data.Semigroup (Sum (..))
import Simplex.Messaging.Agent.Store.Postgres (checkSchemaExists)
import Simplex.Messaging.Server.MsgStore.Journal (JournalQueue)
import Simplex.Messaging.Server.MsgStore.Types (QSType (..))
import Simplex.Messaging.Server.MsgStore.Journal (postgresQueueStore)
import Simplex.Messaging.Server.QueueStore.Postgres (batchInsertQueues, foldQueueRecs)
import Simplex.Messaging.Server.QueueStore.Types
import Simplex.Messaging.Server.StoreLog (closeStoreLog, logCreateQueue, openWriteStoreLog)
import System.Directory (renameFile)
#endif
smpServerCLI :: FilePath -> FilePath -> IO ()
smpServerCLI = smpServerCLI_ (\_ _ _ -> pure ()) (\_ -> pure ()) (\_ -> error "attachStaticFiles not available")
smpServerCLI_ ::
(ServerInformation -> Maybe TransportHost -> FilePath -> IO ()) ->
(EmbeddedWebParams -> IO ()) ->
(FilePath -> (AttachHTTP -> IO ()) -> IO ()) ->
FilePath ->
FilePath ->
IO ()
smpServerCLI_ generateSite serveStaticFiles attachStaticFiles cfgPath logPath =
getCliCommand' (cliCommandP cfgPath logPath iniFile) serverVersion >>= \case
Init opts ->
doesFileExist iniFile >>= \case
True -> exitError $ "Error: server is already initialized (" <> iniFile <> " exists).\nRun `" <> executableName <> " start`."
_ -> initializeServer opts
OnlineCert certOpts -> withIniFile $ \_ -> genOnline cfgPath certOpts
Start opts -> withIniFile $ runServer opts
Delete -> do
confirmOrExit
"WARNING: deleting the server will make all queues inaccessible, because the server identity (certificate fingerprint) will change.\nTHIS CANNOT BE UNDONE!"
"Server NOT deleted"
deleteDirIfExists cfgPath
deleteDirIfExists logPath
putStrLn "Deleted configuration and log files"
Journal cmd -> withIniFile $ \ini -> do
msgsDirExists <- doesDirectoryExist storeMsgsJournalDir
msgsFileExists <- doesFileExist storeMsgsFilePath
storeLogFile <- getRequiredStoreLogFile ini
case cmd of
SCImport
| msgsFileExists && msgsDirExists -> exitConfigureMsgStorage
| msgsDirExists -> do
putStrLn $ storeMsgsJournalDir <> " directory already exists."
exitFailure
| not msgsFileExists -> do
putStrLn $ storeMsgsFilePath <> " file does not exist."
exitFailure
| otherwise -> do
confirmOrExit
("WARNING: message log file " <> storeMsgsFilePath <> " will be imported to journal directory " <> storeMsgsJournalDir)
"Messages not imported"
ms <- newJournalMsgStore MQStoreCfg
readQueueStore True (mkQueue ms False) storeLogFile $ stmQueueStore ms
msgStats <- importMessages True ms storeMsgsFilePath Nothing False -- no expiration
putStrLn "Import completed"
printMessageStats "Messages" msgStats
putStrLn $ case readStoreType ini of
Right (ASType SQSMemory SMSMemory) -> "store_messages set to `memory`, update it to `journal` in INI file"
Right (ASType _ SMSJournal) -> "store_messages set to `journal`"
Left e -> e <> ", configure storage correctly"
SCExport
| msgsFileExists && msgsDirExists -> exitConfigureMsgStorage
| msgsFileExists -> do
putStrLn $ storeMsgsFilePath <> " file already exists."
exitFailure
| otherwise -> do
confirmOrExit
("WARNING: journal directory " <> storeMsgsJournalDir <> " will be exported to message log file " <> storeMsgsFilePath)
"Journal not exported"
ms <- newJournalMsgStore MQStoreCfg
-- TODO [postgres] in case postgres configured, queues must be read from database
readQueueStore True (mkQueue ms False) storeLogFile $ stmQueueStore ms
exportMessages True ms storeMsgsFilePath False
putStrLn "Export completed"
case readStoreType ini of
Right (ASType SQSMemory SMSMemory) -> putStrLn "store_messages set to `memory`, start the server."
Right (ASType SQSMemory SMSJournal) -> putStrLn "store_messages set to `journal`, update it to `memory` in INI file"
Right (ASType SQSPostgres SMSJournal) ->
#if defined(dbServerPostgres)
putStrLn "store_messages set to `journal`, store_queues is set to `database`.\nExport queues to store log to use memory storage for messages (`smp-server database export`)."
#else
noPostgresExit
#endif
Left e -> putStrLn $ e <> ", configure storage correctly"
SCDelete
| not msgsDirExists -> do
putStrLn $ storeMsgsJournalDir <> " directory does not exists."
exitFailure
| otherwise -> do
confirmOrExit
("WARNING: journal directory " <> storeMsgsJournalDir <> " will be permanently deleted.\nTHIS CANNOT BE UNDONE!")
"Messages NOT deleted"
deleteDirIfExists storeMsgsJournalDir
putStrLn $ "Deleted all messages in journal " <> storeMsgsJournalDir
#if defined(dbServerPostgres)
Database cmd dbOpts@DBOpts {connstr, schema} -> withIniFile $ \ini -> do
schemaExists <- checkSchemaExists connstr schema
storeLogExists <- doesFileExist storeLogFilePath
case cmd of
SCImport
| schemaExists && storeLogExists -> exitConfigureQueueStore connstr schema
| schemaExists -> do
putStrLn $ "Schema " <> B.unpack schema <> " already exists in PostrgreSQL database: " <> B.unpack connstr
exitFailure
| not storeLogExists -> do
putStrLn $ storeLogFilePath <> " file does not exist."
exitFailure
| otherwise -> do
storeLogFile <- getRequiredStoreLogFile ini
confirmOrExit
("WARNING: store log file " <> storeLogFile <> " will be compacted and imported to PostrgreSQL database: " <> B.unpack connstr <> ", schema: " <> B.unpack schema)
"Queue records not imported"
ms <- newJournalMsgStore MQStoreCfg
sl <- readWriteQueueStore True (mkQueue ms False) storeLogFile (queueStore ms)
closeStoreLog sl
queues <- readTVarIO $ loadedQueues $ stmQueueStore ms
let storeCfg = PostgresStoreCfg {dbOpts = dbOpts {createSchema = True}, dbStoreLogPath = Nothing, confirmMigrations = MCConsole, deletedTTL = iniDeletedTTL ini}
ps <- newJournalMsgStore $ PQStoreCfg storeCfg
qCnt <- batchInsertQueues @(JournalQueue 'QSMemory) True queues $ postgresQueueStore ps
renameFile storeLogFile $ storeLogFile <> ".bak"
putStrLn $ "Import completed: " <> show qCnt <> " queues"
putStrLn $ case readStoreType ini of
Right (ASType SQSMemory SMSMemory) -> setToDbStr <> "\nstore_messages set to `memory`, import messages to journal to use PostgreSQL database for queues (`smp-server journal import`)"
Right (ASType SQSMemory SMSJournal) -> setToDbStr
Right (ASType SQSPostgres SMSJournal) -> "store_queues set to `database`, start the server."
Left e -> e <> ", configure storage correctly"
where
setToDbStr :: String
setToDbStr = "store_queues set to `memory`, update it to `database` in INI file"
SCExport
| schemaExists && storeLogExists -> exitConfigureQueueStore connstr schema
| not schemaExists -> do
putStrLn $ "Schema " <> B.unpack schema <> " does not exist in PostrgreSQL database: " <> B.unpack connstr
exitFailure
| storeLogExists -> do
putStrLn $ storeLogFilePath <> " file already exists."
exitFailure
| otherwise -> do
confirmOrExit
("WARNING: PostrgreSQL database schema " <> B.unpack schema <> " (database: " <> B.unpack connstr <> ") will be exported to store log file " <> storeLogFilePath)
"Queue records not exported"
let storeCfg = PostgresStoreCfg {dbOpts, dbStoreLogPath = Nothing, confirmMigrations = MCConsole, deletedTTL = iniDeletedTTL ini}
ps <- newJournalMsgStore $ PQStoreCfg storeCfg
sl <- openWriteStoreLog False storeLogFilePath
Sum qCnt <- foldQueueRecs True True (postgresQueueStore ps) Nothing $ \(rId, qr) -> logCreateQueue sl rId qr $> Sum (1 :: Int)
putStrLn $ "Export completed: " <> show qCnt <> " queues"
putStrLn $ case readStoreType ini of
Right (ASType SQSPostgres SMSJournal) -> "store_queues set to `database`, update it to `memory` in INI file."
Right (ASType SQSMemory _) -> "store_queues set to `memory`, start the server"
Left e -> e <> ", configure storage correctly"
SCDelete
| not schemaExists -> do
putStrLn $ "Schema " <> B.unpack schema <> " does not exist in PostrgreSQL database: " <> B.unpack connstr
exitFailure
| otherwise -> do
putStrLn $ "Open database: psql " <> B.unpack connstr
putStrLn $ "Delete schema: DROP SCHEMA " <> B.unpack schema <> " CASCADE;"
#else
Database {} -> noPostgresExit
#endif
where
withIniFile a =
doesFileExist iniFile >>= \case
True -> readIniFile iniFile >>= either exitError a
_ -> exitError $ "Error: server is not initialized (" <> iniFile <> " does not exist).\nRun `" <> executableName <> " init`."
getRequiredStoreLogFile ini = do
case enableStoreLog' ini $> storeLogFilePath of
Just storeLogFile -> do
ifM
(doesFileExist storeLogFile)
(pure storeLogFile)
(putStrLn ("Store log file " <> storeLogFile <> " not found") >> exitFailure)
Nothing -> putStrLn "Store log disabled, see `[STORE_LOG] enable`" >> exitFailure
newJournalMsgStore :: QStoreCfg s -> IO (JournalMsgStore s)
newJournalMsgStore qsCfg =
let cfg = mkJournalStoreConfig qsCfg storeMsgsJournalDir defaultMsgQueueQuota defaultMaxJournalMsgCount defaultMaxJournalStateLines $ checkInterval defaultMessageExpiration
in newMsgStore cfg
iniFile = combine cfgPath "smp-server.ini"
serverVersion = "SMP server v" <> simplexMQVersion
executableName = "smp-server"
storeLogFilePath = combine logPath "smp-server-store.log"
storeMsgsFilePath = combine logPath "smp-server-messages.log"
storeMsgsJournalDir = combine logPath "messages"
storeNtfsFilePath = combine logPath "smp-server-ntfs.log"
readStoreType :: Ini -> Either String AStoreType
readStoreType ini = case (iniStoreQueues, iniStoreMessage) of
("memory", "memory") -> Right $ ASType SQSMemory SMSMemory
("memory", "journal") -> Right $ ASType SQSMemory SMSJournal
("database", "journal") -> Right $ ASType SQSPostgres SMSJournal
("database", "memory") -> Left "Using PostgreSQL database requires journal memory storage."
(q, m) -> Left $ T.unpack $ "Invalid storage settings: store_queues: " <> q <> ", store_messages: " <> m
where
iniStoreQueues = fromRight "memory" $ lookupValue "STORE_LOG" "store_queues" ini
iniStoreMessage = fromRight "memory" $ lookupValue "STORE_LOG" "store_messages" ini
iniDBOptions ini =
DBOpts
{ connstr = either (const defaultDBConnStr) encodeUtf8 $ lookupValue "STORE_LOG" "db_connection" ini,
schema = either (const defaultDBSchema) encodeUtf8 $ lookupValue "STORE_LOG" "db_schema" ini,
poolSize = readIniDefault defaultDBPoolSize "STORE_LOG" "db_pool_size" ini,
createSchema = False
}
iniDeletedTTL ini = readIniDefault (86400 * defaultDeletedTTL) "STORE_LOG" "db_deleted_ttl" ini
defaultStaticPath = combine logPath "www"
enableStoreLog' = settingIsOn "STORE_LOG" "enable"
enableDbStoreLog' = settingIsOn "STORE_LOG" "db_store_log"
initializeServer opts
| scripted opts = initialize opts
| otherwise = do
let InitOptions {ip, fqdn, sourceCode = src', webStaticPath = sp', disableWeb = noWeb'} = opts
putStrLn "Use `smp-server init -h` for available options."
checkInitOptions opts
void $ withPrompt "SMP server will be initialized (press Enter)" getLine
enableStoreLog <- onOffPrompt "Enable store log to restore queues and messages on server restart" True
logStats <- onOffPrompt "Enable logging daily statistics" False
putStrLn "Require a password to create new messaging queues?"
password <- withPrompt "'r' for random (default), 'n' - no password, or enter password: " serverPassword
let host = fromMaybe ip fqdn
host' <- withPrompt ("Enter server FQDN or IP address for certificate (" <> host <> "): ") getLine
sourceCode' <- withPrompt ("Enter server source code URI (" <> maybe simplexmqSource T.unpack src' <> "): ") getServerSourceCode
staticPath' <- withPrompt ("Enter path to store generated static site with server information (" <> fromMaybe defaultStaticPath sp' <> "): ") getLine
initialize
opts
{ enableStoreLog,
logStats,
fqdn = if null host' then fqdn else Just host',
password,
sourceCode = (T.pack <$> sourceCode') <|> src' <|> Just (T.pack simplexmqSource),
webStaticPath = if null staticPath' then sp' else Just staticPath',
disableWeb = noWeb'
}
where
serverPassword =
getLine >>= \case
"" -> pure $ Just SPRandom
"r" -> pure $ Just SPRandom
"n" -> pure Nothing
s ->
case strDecode $ encodeUtf8 $ T.pack s of
Right auth -> pure . Just $ ServerPassword auth
_ -> putStrLn "Invalid password. Only latin letters, digits and symbols other than '@' and ':' are allowed" >> serverPassword
checkInitOptions InitOptions {sourceCode, serverInfo, operatorCountry, hostingCountry} = do
let err_
| isNothing sourceCode && hasServerInfo serverInfo =
Just "Error: passing any server information requires passing --source-code"
| isNothing (operator serverInfo) && isJust operatorCountry =
Just "Error: passing --operator-country requires passing --operator"
| isNothing (hosting serverInfo) && isJust hostingCountry =
Just "Error: passing --hosting-country requires passing --hosting"
| otherwise = Nothing
forM_ err_ $ \err -> putStrLn err >> exitFailure
initialize opts'@InitOptions {ip, fqdn, signAlgorithm, password, controlPort, sourceCode} = do
checkInitOptions opts'
clearDirIfExists cfgPath
clearDirIfExists logPath
createDirectoryIfMissing True cfgPath
createDirectoryIfMissing True logPath
let x509cfg = defaultX509Config {commonName = fromMaybe ip fqdn, signAlgorithm}
fp <- createServerX509 cfgPath x509cfg
basicAuth <- mapM createServerPassword password
controlPortPwds <- forM controlPort $ \_ -> let pwd = decodeLatin1 <$> randomBase64 18 in (,) <$> pwd <*> pwd
let host = fromMaybe (if ip == "127.0.0.1" then "<hostnames>" else ip) fqdn
srv = ProtoServerWithAuth (SMPServer [THDomainName host] "" (C.KeyHash fp)) basicAuth
T.writeFile iniFile $ iniFileContent cfgPath logPath opts' host basicAuth controlPortPwds
putStrLn $ "Server initialized, please provide additional server information in " <> iniFile <> "."
putStrLn $ "Run `" <> executableName <> " start` to start server."
warnCAPrivateKeyFile cfgPath x509cfg
printServiceInfo serverVersion srv
printSourceCode sourceCode
where
createServerPassword = \case
ServerPassword s -> pure s
SPRandom -> BasicAuth <$> randomBase64 32
randomBase64 n = strEncode <$> (atomically . C.randomBytes n =<< C.newRandom)
runServer startOptions ini = do
hSetBuffering stdout LineBuffering
hSetBuffering stderr LineBuffering
fp <- checkSavedFingerprint cfgPath defaultX509Config
let host = either (const "<hostnames>") T.unpack $ lookupValue "TRANSPORT" "host" ini
port = T.unpack $ strictIni "TRANSPORT" "port" ini
cfg@ServerConfig {information, serverStoreCfg, newQueueBasicAuth, messageExpiration, inactiveClientExpiration} = serverConfig
sourceCode' = (\ServerPublicInfo {sourceCode} -> sourceCode) <$> information
srv = ProtoServerWithAuth (SMPServer [THDomainName host] (if port == "5223" then "" else port) (C.KeyHash fp)) newQueueBasicAuth
printServiceInfo serverVersion srv
printSourceCode sourceCode'
printSMPServerConfig transports serverStoreCfg
checkMsgStoreMode ini iniStoreType
putStrLn $ case messageExpiration of
Just ExpirationConfig {ttl} -> "expiring messages after " <> showTTL ttl
_ -> "not expiring messages"
putStrLn $ case inactiveClientExpiration of
Just ExpirationConfig {ttl, checkInterval} -> "expiring clients inactive for " <> show ttl <> " seconds every " <> show checkInterval <> " seconds"
_ -> "not expiring inactive clients"
putStrLn $
"creating new queues "
<> if allowNewQueues cfg
then maybe "allowed" (const "requires password") newQueueBasicAuth
else "NOT allowed"
-- print information
let persistence = case serverStoreCfg of
ASSCfg _ _ (SSCMemory Nothing) -> SPMMemoryOnly
ASSCfg _ _ (SSCMemory (Just StorePaths {storeMsgsFile})) | isNothing storeMsgsFile -> SPMQueues
_ -> SPMMessages
let config =
ServerPublicConfig
{ persistence,
messageExpiration = ttl <$> messageExpiration,
statsEnabled = isJust logStats,
newQueuesAllowed = allowNewQueues cfg,
basicAuthEnabled = isJust newQueueBasicAuth
}
case webStaticPath' of
Just path | sharedHTTP -> do
runWebServer path Nothing ServerInformation {config, information}
attachStaticFiles path $ \attachHTTP -> do
logDebug "Allocated web server resources"
runSMPServer cfg (Just attachHTTP) `finally` logDebug "Releasing web server resources..."
Just path -> do
runWebServer path webHttpsParams' ServerInformation {config, information}
runSMPServer cfg Nothing
Nothing -> do
logWarn "No server static path set"
runSMPServer cfg Nothing
logDebug "Bye"
where
logStats = settingIsOn "STORE_LOG" "log_stats" ini
c = combine cfgPath . ($ defaultX509Config)
restoreMessagesFile path = case iniOnOff "STORE_LOG" "restore_messages" ini of
Just True -> Just path
Just False -> Nothing
-- if the setting is not set, it is enabled when store log is enabled
_ -> enableStoreLog' ini $> path
transports = iniTransports ini
sharedHTTP = any (\(_, _, addHTTP) -> addHTTP) transports
iniStoreType = either error id $! readStoreType ini
serverConfig =
ServerConfig
{ transports,
smpHandshakeTimeout = 120000000,
tbqSize = 128,
msgQueueQuota = defaultMsgQueueQuota,
maxJournalMsgCount = defaultMaxJournalMsgCount,
maxJournalStateLines = defaultMaxJournalStateLines,
queueIdBytes = 24,
msgIdBytes = 24, -- must be at least 24 bytes, it is used as 192-bit nonce for XSalsa20
smpCredentials =
ServerCredentials
{ caCertificateFile = Just $ c caCrtFile,
privateKeyFile = c serverKeyFile,
certificateFile = c serverCrtFile
},
httpCredentials = (\WebHttpsParams {key, cert} -> ServerCredentials {caCertificateFile = Nothing, privateKeyFile = key, certificateFile = cert}) <$> webHttpsParams',
serverStoreCfg = case iniStoreType of
ASType SQSMemory SMSMemory ->
ASSCfg SQSMemory SMSMemory $ SSCMemory $ enableStoreLog' ini $> StorePaths {storeLogFile = storeLogFilePath, storeMsgsFile = restoreMessagesFile storeMsgsFilePath}
ASType SQSMemory SMSJournal ->
ASSCfg SQSMemory SMSJournal $ SSCMemoryJournal {storeLogFile = storeLogFilePath, storeMsgsPath = storeMsgsJournalDir}
ASType SQSPostgres SMSJournal ->
let dbStoreLogPath = enableDbStoreLog' ini $> storeLogFilePath
storeCfg = PostgresStoreCfg {dbOpts = iniDBOptions ini, dbStoreLogPath, confirmMigrations = MCYesUp, deletedTTL = iniDeletedTTL ini}
in ASSCfg SQSPostgres SMSJournal $ SSCDatabaseJournal {storeCfg, storeMsgsPath' = storeMsgsJournalDir},
storeNtfsFile = restoreMessagesFile storeNtfsFilePath,
-- allow creating new queues by default
allowNewQueues = fromMaybe True $ iniOnOff "AUTH" "new_queues" ini,
newQueueBasicAuth = either error id <$!> strDecodeIni "AUTH" "create_password" ini,
controlPortAdminAuth = either error id <$!> strDecodeIni "AUTH" "control_port_admin_password" ini,
controlPortUserAuth = either error id <$!> strDecodeIni "AUTH" "control_port_user_password" ini,
messageExpiration =
Just
defaultMessageExpiration
{ ttl = 86400 * readIniDefault defMsgExpirationDays "STORE_LOG" "expire_messages_days" ini
},
expireMessagesOnStart = fromMaybe True $ iniOnOff "STORE_LOG" "expire_messages_on_start" ini,
idleQueueInterval = defaultIdleQueueInterval,
notificationExpiration =
defaultNtfExpiration
{ ttl = 3600 * readIniDefault defNtfExpirationHours "STORE_LOG" "expire_ntfs_hours" ini
},
inactiveClientExpiration =
settingIsOn "INACTIVE_CLIENTS" "disconnect" ini
$> ExpirationConfig
{ ttl = readStrictIni "INACTIVE_CLIENTS" "ttl" ini,
checkInterval = readStrictIni "INACTIVE_CLIENTS" "check_interval" ini
},
logStatsInterval = logStats $> 86400, -- seconds
logStatsStartTime = 0, -- seconds from 00:00 UTC
serverStatsLogFile = combine logPath "smp-server-stats.daily.log",
serverStatsBackupFile = logStats $> combine logPath "smp-server-stats.log",
prometheusInterval = eitherToMaybe $ read . T.unpack <$> lookupValue "STORE_LOG" "prometheus_interval" ini,
prometheusMetricsFile = combine logPath "smp-server-metrics.txt",
pendingENDInterval = 15000000, -- 15 seconds
ntfDeliveryInterval = 3000000, -- 3 seconds
smpServerVRange = supportedServerSMPRelayVRange,
transportConfig =
defaultTransportServerConfig
{ logTLSErrors = fromMaybe False $ iniOnOff "TRANSPORT" "log_tls_errors" ini
},
controlPort = eitherToMaybe $ T.unpack <$> lookupValue "TRANSPORT" "control_port" ini,
smpAgentCfg =
defaultSMPClientAgentConfig
{ smpCfg =
(smpCfg defaultSMPClientAgentConfig)
{ serverVRange = supportedProxyClientSMPRelayVRange,
agreeSecret = True,
proxyServer = True,
networkConfig =
defaultNetworkConfig
{ socksProxy = either error id <$!> strDecodeIni "PROXY" "socks_proxy" ini,
socksMode = maybe SMOnion (either error id) $! strDecodeIni "PROXY" "socks_mode" ini,
hostMode = either (const HMPublic) (either error id . textToHostMode) $ lookupValue "PROXY" "host_mode" ini,
requiredHostMode = fromMaybe False $ iniOnOff "PROXY" "required_host_mode" ini
}
},
ownServerDomains = either (const []) textToOwnServers $ lookupValue "PROXY" "own_server_domains" ini,
persistErrorInterval = 30 -- seconds
},
allowSMPProxy = True,
serverClientConcurrency = readIniDefault defaultProxyClientConcurrency "PROXY" "client_concurrency" ini,
information = serverPublicInfo ini,
startOptions
}
textToOwnServers :: Text -> [ByteString]
textToOwnServers = map encodeUtf8 . T.words
runWebServer webStaticPath webHttpsParams si = do
let onionHost =
either (const Nothing) (find isOnion) $
strDecode @(L.NonEmpty TransportHost) . encodeUtf8 =<< lookupValue "TRANSPORT" "host" ini
webHttpPort = eitherToMaybe $ read . T.unpack <$> lookupValue "WEB" "http" ini
generateSite si onionHost webStaticPath
when (isJust webHttpPort || isJust webHttpsParams) $
serveStaticFiles EmbeddedWebParams {webStaticPath, webHttpPort, webHttpsParams}
where
isOnion = \case THOnionHost _ -> True; _ -> False
webHttpsParams' =
eitherToMaybe $ do
port <- read . T.unpack <$> lookupValue "WEB" "https" ini
cert <- T.unpack <$> lookupValue "WEB" "cert" ini
key <- T.unpack <$> lookupValue "WEB" "key" ini
pure WebHttpsParams {port, cert, key}
webStaticPath' = eitherToMaybe $ T.unpack <$> lookupValue "WEB" "static_path" ini
checkMsgStoreMode :: Ini -> AStoreType -> IO ()
checkMsgStoreMode ini mode = do
msgsDirExists <- doesDirectoryExist storeMsgsJournalDir
msgsFileExists <- doesFileExist storeMsgsFilePath
storeLogExists <- doesFileExist storeLogFilePath
case mode of
ASType qs SMSJournal
| msgsFileExists && msgsDirExists -> exitConfigureMsgStorage
| msgsFileExists -> do
putStrLn $ "Error: store_messages is `journal` with " <> storeMsgsFilePath <> " file present."
putStrLn "Set store_messages to `memory` or use `smp-server journal export` to migrate."
exitFailure
| not msgsDirExists ->
putStrLn $ "store_messages is `journal`, " <> storeMsgsJournalDir <> " directory will be created."
| otherwise -> case qs of
SQSMemory ->
unless (storeLogExists) $ putStrLn $ "store_queues is `memory`, " <> storeLogFilePath <> " file will be created."
#if defined(dbServerPostgres)
SQSPostgres -> do
let DBOpts {connstr, schema} = iniDBOptions ini
schemaExists <- checkSchemaExists connstr schema
case enableDbStoreLog' ini of
Just ()
| not schemaExists -> noDatabaseSchema connstr schema
| not storeLogExists -> do
putStrLn $ "Error: db_store_log is `on`, " <> storeLogFilePath <> " does not exist"
exitFailure
| otherwise -> pure ()
Nothing
| storeLogExists && schemaExists -> exitConfigureQueueStore connstr schema
| storeLogExists -> do
putStrLn $ "Error: store_queues is `database` with " <> storeLogFilePath <> " file present."
putStrLn "Set store_queues to `memory` or use `smp-server database import` to migrate."
exitFailure
| not schemaExists -> noDatabaseSchema connstr schema
| otherwise -> pure ()
where
noDatabaseSchema connstr schema = do
putStrLn $ "Error: store_queues is `database`, create schema " <> B.unpack schema <> " in PostgreSQL database " <> B.unpack connstr
exitFailure
#else
SQSPostgres -> noPostgresExit
#endif
ASType SQSMemory SMSMemory
| msgsFileExists && msgsDirExists -> exitConfigureMsgStorage
| msgsDirExists -> do
putStrLn $ "Error: store_messages is `memory` with " <> storeMsgsJournalDir <> " directory present."
putStrLn "Set store_messages to `journal` or use `smp-server journal import` to migrate."
exitFailure
| otherwise -> pure ()
exitConfigureMsgStorage = do
putStrLn $ "Error: both " <> storeMsgsFilePath <> " file and " <> storeMsgsJournalDir <> " directory are present."
putStrLn "Configure memory storage."
exitFailure
#if defined(dbServerPostgres)
exitConfigureQueueStore connstr schema = do
putStrLn $ "Error: both " <> storeLogFilePath <> " file and " <> B.unpack schema <> " schema are present (database: " <> B.unpack connstr <> ")."
putStrLn "Configure queue storage."
exitFailure
#endif
data EmbeddedWebParams = EmbeddedWebParams
{ webStaticPath :: FilePath,
webHttpPort :: Maybe Int,
webHttpsParams :: Maybe WebHttpsParams
}
data WebHttpsParams = WebHttpsParams
{ port :: Int,
cert :: FilePath,
key :: FilePath
}
getServerSourceCode :: IO (Maybe String)
getServerSourceCode =
getLine >>= \case
"" -> pure Nothing
s | "https://" `isPrefixOf` s || "http://" `isPrefixOf` s -> pure $ Just s
_ -> putStrLn "Invalid source code. URI should start from http:// or https://" >> getServerSourceCode
simplexmqSource :: String
simplexmqSource = "https://github.com/simplex-chat/simplexmq"
serverPublicInfo :: Ini -> Maybe ServerPublicInfo
serverPublicInfo ini = serverInfo <$!> infoValue "source_code"
where
serverInfo sourceCode =
ServerPublicInfo
{ sourceCode,
usageConditions =
(\conditions -> ServerConditions {conditions, amendments = infoValue "condition_amendments"})
<$!> infoValue "usage_conditions",
serverCountry = countryValue "server_country",
operator = iniEntity "operator" "operator_country",
website = infoValue "website",
adminContacts = iniContacts "admin_simplex" "admin_email" "admin_pgp" "admin_pgp_fingerprint",
complaintsContacts = iniContacts "complaints_simplex" "complaints_email" "complaints_pgp" "complaints_pgp_fingerprint",
hosting = iniEntity "hosting" "hosting_country",
hostingType = either error id <$!> strDecodeIni "INFORMATION" "hosting_type" ini
}
infoValue name = eitherToMaybe $ lookupValue "INFORMATION" name ini
iniEntity nameField countryField =
(\name -> Entity {name, country = countryValue countryField})
<$!> infoValue nameField
countryValue field = (either error id . validCountryValue (T.unpack field) . T.unpack) <$!> infoValue field
iniContacts simplexField emailField pgpKeyUriField pgpKeyFingerprintField =
let simplex = either error id . parseAll (connReqUriP' Nothing) . encodeUtf8 <$!> eitherToMaybe (lookupValue "INFORMATION" simplexField ini)
email = infoValue emailField
pkURI_ = infoValue pgpKeyUriField
pkFingerprint_ = infoValue pgpKeyFingerprintField
in case (simplex, email, pkURI_, pkFingerprint_) of
(Nothing, Nothing, Nothing, _) -> Nothing
(Nothing, Nothing, _, Nothing) -> Nothing
(_, _, pkURI, pkFingerprint) -> Just ServerContactAddress {simplex, email, pgp = PGPKey <$> pkURI <*> pkFingerprint}
validCountryValue :: String -> String -> Either String Text
validCountryValue field s
| length s == 2 && all (\c -> isAscii c && isAlpha c) s = Right $ T.pack $ map toUpper s
| otherwise = Left $ "Use ISO3166 2-letter code for " <> field
printSourceCode :: Maybe Text -> IO ()
printSourceCode = \case
Just sourceCode -> T.putStrLn $ "Server source code: " <> sourceCode
Nothing -> do
putStrLn "Warning: server source code is not specified."
putStrLn "Add 'source_code' property to [INFORMATION] section of INI file."
data CliCommand
= Init InitOptions
| OnlineCert CertOptions
| Start StartOptions
| Delete
| Journal StoreCmd
| Database StoreCmd DBOpts
data StoreCmd = SCImport | SCExport | SCDelete
cliCommandP :: FilePath -> FilePath -> FilePath -> Parser CliCommand
cliCommandP cfgPath logPath iniFile =
hsubparser
( command "init" (info (Init <$> initP) (progDesc $ "Initialize server - creates " <> cfgPath <> " and " <> logPath <> " directories and configuration files"))
<> command "cert" (info (OnlineCert <$> certOptionsP) (progDesc $ "Generate new online TLS server credentials (configuration: " <> iniFile <> ")"))
<> command "start" (info (Start <$> startOptionsP) (progDesc $ "Start server (configuration: " <> iniFile <> ")"))
<> command "delete" (info (pure Delete) (progDesc "Delete configuration and log files"))
<> command "journal" (info (Journal <$> journalCmdP) (progDesc "Import/export messages to/from journal storage"))
<> command "database" (info (Database <$> databaseCmdP <*> dbOptsP) (progDesc "Import/export queues to/from PostgreSQL database storage"))
)
where
initP :: Parser InitOptions
initP = do
enableStoreLog <-
switch
( long "store-log"
<> short 'l'
<> help "Enable store log for persistence"
)
dbOptions <- dbOptsP
logStats <-
switch
( long "daily-stats"
<> short 's'
<> help "Enable logging daily server statistics"
)
signAlgorithm <-
option
(maybeReader readMaybe)
( long "sign-algorithm"
<> short 'a'
<> help "Signature algorithm used for TLS certificates: ED25519, ED448"
<> value ED25519
<> showDefault
<> metavar "ALG"
)
ip <-
strOption
( long "ip"
<> help
"Server IP address, used as Common Name for TLS online certificate if FQDN is not supplied"
<> value "127.0.0.1"
<> showDefault
<> metavar "IP"
)
fqdn <-
(optional . strOption)
( long "fqdn"
<> short 'n'
<> help "Server FQDN used as Common Name for TLS online certificate"
<> metavar "FQDN"
)
password <-
flag' Nothing (long "no-password" <> help "Allow creating new queues without password")
<|> Just
<$> option
parseBasicAuth
( long "password"
<> metavar "PASSWORD"
<> help "Set password to create new messaging queues"
<> value SPRandom
)
controlPort <-
flag' (Just defaultControlPort) (long "control-port" <> help ("Enable control port on " <> show defaultControlPort))
<|> option strParse (long "control-port" <> help "Enable control port" <> metavar "PORT" <> value Nothing)
socksProxy <-
flag' (Just defaultSocksProxy) (long "socks-proxy" <> help "Outgoing SOCKS proxy on port 9050")
<|> option
strParse
( long "socks-proxy"
<> metavar "PROXY"
<> help "Outgoing SOCKS proxy to forward messages to onion-only servers"
<> value Nothing
)
ownDomains :: Maybe (L.NonEmpty TransportHost) <-
option
strParse
( long "own-domains"
<> metavar "DOMAINS"
<> help "Own server domain names (comma-separated)"
<> value Nothing
)
sourceCode <-
flag' (Just simplexmqSource) (long "source-code" <> help ("Server source code (default: " <> simplexmqSource <> ")"))
<|> (optional . strOption) (long "source-code" <> metavar "URI" <> help "Server source code")
operator_ <- entityP "operator" "OPERATOR" "Server operator"
hosting_ <- entityP "hosting" "HOSTING" "Hosting provider"
hostingType <-
option
strParse
( long "hosting-type"
<> metavar "HOSTING_TYPE"
<> help "Hosting type: virtual, dedicated, colocation, owned"
<> value Nothing
)
serverCountry <- countryP "server" "SERVER" "Server datacenter"
website <-
(optional . strOption)
( long "operator-website"
<> help "Operator public website"
<> metavar "WEBSITE"
)
webStaticPath <-
(optional . strOption)
( long "web-path"
<> help "Directory to store generated static site with server information"
<> metavar "PATH"
)
disableWeb <-
switch
( long "disable-web"
<> help "Disable starting static web server with server information"
)
scripted <-
switch
( long "yes"
<> short 'y'
<> help "Non-interactive initialization using command-line options"
)
pure
InitOptions
{ enableStoreLog,
dbOptions,
logStats,
signAlgorithm,
ip,
fqdn,
password,
controlPort,
socksProxy,
ownDomains,
sourceCode = T.pack <$> sourceCode,
serverInfo =
ServerPublicInfo
{ sourceCode = T.pack simplexmqSource,
usageConditions = Nothing,
operator = fst operator_,
website,
adminContacts = Nothing,
complaintsContacts = Nothing,
hosting = fst hosting_,
hostingType,
serverCountry
},
operatorCountry = snd operator_,
hostingCountry = snd hosting_,
webStaticPath,
disableWeb,
scripted
}
startOptionsP = do
maintenance <-
switch
( long "maintenance"
<> short 'm'
<> help "Do not start the server, only perform start and stop tasks"
)
compactLog <-
switch
( long "compact-log"
<> help "Compact store log (always enabled with `memory` storage for queues)"
)
skipWarnings <-
switch
( long "skip-warnings"
<> help "Start the server with non-critical start warnings"
)
confirmMigrations <-
option
parseConfirmMigrations
( long "confirm-migrations"
<> metavar "CONFIRM_MIGRATIONS"
<> help "Confirm PostgreSQL database migration: up, down (default is manual confirmation)"
<> value MCConsole
)
pure StartOptions {maintenance, compactLog, skipWarnings, confirmMigrations}
journalCmdP = storeCmdP "message log file" "journal storage"
databaseCmdP = storeCmdP "queue store log file" "PostgreSQL database schema"
storeCmdP src dest =
hsubparser
( command "import" (info (pure SCImport) (progDesc $ "Import " <> src <> " into a new " <> dest))
<> command "export" (info (pure SCExport) (progDesc $ "Export " <> dest <> " to " <> src))
<> command "delete" (info (pure SCDelete) (progDesc $ "Delete " <> dest))
)
dbOptsP = do
connstr <-
strOption
( long "database"
<> short 'd'
<> metavar "DB_CONN"
<> help "Database connection string"
<> value defaultDBConnStr
<> showDefault
)
schema <-
strOption
( long "schema"
<> metavar "DB_SCHEMA"
<> help "Database schema"
<> value defaultDBSchema
<> showDefault
)
poolSize <-
option
auto
( long "pool-size"
<> metavar "POOL_SIZE"
<> help "Database pool size"
<> value defaultDBPoolSize
<> showDefault
)
pure DBOpts {connstr, schema, poolSize, createSchema = False}
parseConfirmMigrations :: ReadM MigrationConfirmation
parseConfirmMigrations = eitherReader $ \case
"up" -> Right MCYesUp
"down" -> Right MCYesUpDown
_ -> Left "invalid migration confirmation, pass 'up' or 'down'"
parseBasicAuth :: ReadM ServerPassword
parseBasicAuth = eitherReader $ fmap ServerPassword . strDecode . B.pack
entityP :: String -> String -> String -> Parser (Maybe Entity, Maybe Text)
entityP opt' metavar' help' = do
name_ <-
(optional . strOption)
( long opt'
<> metavar (metavar' <> "_NAME")
<> help (help' <> " name")
)
country <- countryP opt' metavar' help'
pure ((\name -> Entity {name, country}) <$> name_, country)
countryP :: String -> String -> String -> Parser (Maybe Text)
countryP opt' metavar' help' =
(optional . option (eitherReader $ validCountryValue opt'))
( long (opt' <> "-country")
<> metavar (metavar' <> "_COUNTRY")
<> help (help' <> " country")
)
strParse :: StrEncoding a => ReadM a
strParse = eitherReader $ parseAll strP . encodeUtf8 . T.pack