urbit/pkg/hs/urbit-king/lib/Urbit/King/CLI.hs
2020-01-23 21:47:06 -08:00

386 lines
11 KiB
Haskell

{-# OPTIONS_GHC -Werror -Wall #-}
{-# LANGUAGE CPP #-}
{-|
Command line parsing.
-}
module Urbit.King.CLI where
import ClassyPrelude
import Options.Applicative
import Options.Applicative.Help.Pretty
import Data.Word (Word16)
import System.Environment (getProgName)
--------------------------------------------------------------------------------
data Opts = Opts
{ oQuiet :: Bool
, oHashless :: Bool
, oExit :: Bool
, oDryRun :: Bool
, oDryFrom :: Maybe Word64
, oVerbose :: Bool
, oAmesPort :: Maybe Word16
, oTrace :: Bool
, oCollectFx :: Bool
, oLocalhost :: Bool
, oOffline :: Bool
, oFullReplay :: Bool
}
deriving (Show)
data BootType
= BootComet
| BootFake Text
| BootFromKeyfile FilePath
deriving (Show)
data PillSource
= PillSourceFile FilePath
| PillSourceURL String
deriving (Show)
data New = New
{ nPillSource :: PillSource
, nPierPath :: Maybe FilePath -- Derived from ship name if not specified.
, nArvoDir :: Maybe FilePath
, nBootType :: BootType
, nLite :: Bool
}
deriving (Show)
data Run = Run
{ rPierPath :: FilePath
}
deriving (Show)
data Bug
= ValidatePill
{ bPillPath :: FilePath
, bPrintPil :: Bool
, bPrintSeq :: Bool
}
| CollectAllFX
{ bPierPath :: FilePath
}
| EventBrowser
{ bPierPath :: FilePath
}
| ValidateEvents
{ bPierPath :: FilePath
, bFirstEvt :: Word64
, bFinalEvt :: Word64
}
| ValidateFX
{ bPierPath :: FilePath
, bFirstEvt :: Word64
, bFinalEvt :: Word64
}
| ReplayEvents
{ bPierPath :: FilePath
, bFinalEvt :: Word64
}
| CheckDawn
{ bKeyfilePath :: FilePath
}
| CheckComet
deriving (Show)
data Cmd
= CmdNew New Opts
| CmdRun Run Opts
| CmdBug Bug
| CmdCon FilePath
deriving (Show)
--------------------------------------------------------------------------------
headNote :: String -> Doc
headNote _version = string $ intercalate "\n"
[ "Urbit: a personal server operating function"
, "https://urbit.org"
, "Version " <> VERSION_urbit_king
]
-- | TODO This needs to be updated.
footNote :: String -> Doc
footNote exe = string $ intercalate "\n"
[ "Development Usage:"
, " To create a development ship, use a fakezod:"
, " $ " <>exe<> " new zod /path/to/pill -F zod -A arvo/folder"
, ""
, "Simple Usage: "
, " $ " <>exe<> " new pier <my-comet> to create a comet (anonymous urbit)"
, " $ " <>exe<> " new pier <my-planet> -k <my-key-file> if you own a planet"
, " $ " <>exe<> " run <myplanet or mycomet> to restart an existing urbit"
, ""
, "For more information about developing on urbit, see:"
, " https://github.com/urbit/urbit/blob/master/CONTRIBUTING.md"
]
--------------------------------------------------------------------------------
parseArgs :: IO Cmd
parseArgs = do
nm <- getProgName
let p = prefs $ showHelpOnError
<> showHelpOnEmpty
<> columns 80
let o = info (cmd <**> helper)
$ progDesc "Start an existing Urbit or boot a new one."
<> headerDoc (Just $ headNote "0.9001.0")
<> footerDoc (Just $ footNote nm)
<> fullDesc
customExecParser p o
--------------------------------------------------------------------------------
defaultPillURL :: String
defaultPillURL = "https://bootstrap.urbit.org/urbit-v" <> ver <> ".pill"
where
ver = VERSION_urbit_king
--------------------------------------------------------------------------------
newComet :: Parser BootType
newComet = flag' BootComet
( long "comet"
<> help "Boot a new comet"
)
newFakeship :: Parser BootType
newFakeship = BootFake <$> strOption
(short 'F'
<> long "fake"
<> metavar "SHIP"
<> help "Boot a fakeship")
newFromKeyfile :: Parser BootType
newFromKeyfile = BootFromKeyfile <$> strOption
(short 'k'
<> long "keyfile"
<> metavar "KEYFILE"
<> help "Boot from a keyfile")
pillFromPath :: Parser PillSource
pillFromPath = PillSourceFile <$> strOption
( short 'B'
<> long "pill"
<> metavar "PILL"
<> help "Path to pill file")
pillFromURL :: Parser PillSource
pillFromURL = PillSourceURL <$> strOption
( short 'u'
<> long "pill-url"
<> metavar "URL"
<> value defaultPillURL
<> help "URL to pill file")
pierPath :: Parser FilePath
pierPath = strArgument (metavar "PIER" <> help "Path to pier")
new :: Parser New
new = do
nPierPath <- optional pierPath
nBootType <- newComet <|> newFakeship <|> newFromKeyfile
nPillSource <- pillFromPath <|> pillFromURL
nLite <- switch
$ short 'l'
<> long "lite"
<> help "Boots ship in lite mode"
nArvoDir <- option auto
$ metavar "PATH"
<> short 'A'
<> long "arvo"
<> value Nothing
<> help "Replace initial clay filesys with contents of PATH"
pure New{..}
opts :: Parser Opts
opts = do
oAmesPort <- optional $ option auto $ metavar "PORT"
<> short 'p'
<> long "ames"
<> help "Ames port number"
<> hidden
-- Always disable hashboard. Right now, urbit is almost unusable with this
-- flag enabled and it is disabled in vere.
let oHashless = True
-- oHashless <- switch $ short 'S'
-- <> long "hashless"
-- <> help "Disable battery hashing"
-- <> hidden
oQuiet <- switch $ short 'q'
<> long "quiet"
<> help "Quiet"
<> hidden
oVerbose <- switch $ short 'v'
<> long "verbose"
<> help "Verbose"
<> hidden
oExit <- switch $ short 'x'
<> long "exit"
<> help "Exit immediatly"
<> hidden
oDryRun <- switch $ long "dry-run"
<> help "Persist no events and turn off Ames networking"
<> hidden
oDryFrom <- optional $ option auto $ metavar "EVENT"
<> long "dry-from"
<> help "Dry run from event number"
<> hidden
oTrace <- switch $ short 't'
<> long "trace"
<> help "Enable tracing"
<> hidden
oLocalhost <- switch $ short 'L'
<> long "local"
<> help "Localhost-only networking"
<> hidden
oCollectFx <- switch $ short 'f'
<> long "collect-fx"
<> help "Write effects to disk for debugging"
<> hidden
oOffline <- switch $ short 'O'
<> long "offline"
<> help "Run without any networking"
<> hidden
oFullReplay <- switch
$ long "full-log-replay"
<> help "Ignores the snapshot and recomputes state from log"
<> hidden
pure (Opts{..})
newShip :: Parser Cmd
newShip = CmdNew <$> new <*> opts
runShip :: Parser Cmd
runShip = do
rPierPath <- pierPath
o <- opts
pure (CmdRun (Run{..}) o)
valPill :: Parser Bug
valPill = do
bPillPath <- strArgument (metavar "PILL" <> help "Path to pill")
bPrintPil <- switch $ long "print-pill"
<> help "Print pill"
bPrintSeq <- switch $ long "print-boot"
<> help "Print boot sequence"
pure ValidatePill{..}
keyfilePath :: Parser FilePath
keyfilePath = strArgument (metavar "KEYFILE" <> help "Path to key file")
firstEv :: Parser Word64
firstEv = option auto $ long "first"
<> metavar "FST"
<> help "starting from event FST"
<> value 1
lastEv :: Parser Word64
lastEv = option auto $ long "last"
<> metavar "LAS"
<> help "ending with event LAS"
<> value maxBound
checkEvs :: Parser Bug
checkEvs = ValidateEvents <$> pierPath <*> firstEv <*> lastEv
checkFx :: Parser Bug
checkFx = ValidateFX <$> pierPath <*> firstEv <*> lastEv
replayEvs :: Parser Bug
replayEvs = ReplayEvents <$> pierPath <*> lastEv
browseEvs :: Parser Bug
browseEvs = EventBrowser <$> pierPath
checkDawn :: Parser Bug
checkDawn = CheckDawn <$> keyfilePath
bugCmd :: Parser Cmd
bugCmd = fmap CmdBug
$ subparser
$ command "validate-pill"
( info (valPill <**> helper)
$ progDesc "Validate a pill file."
)
<> command "collect-all-fx"
( info (allFx <**> helper)
$ progDesc "Replay entire event log, collecting all effects"
)
<> command "validate-events"
( info (checkEvs <**> helper)
$ progDesc "Parse all data in event log"
)
<> command "event-browser"
( info (browseEvs <**> helper)
$ progDesc "Interactively view (and prune) event log"
)
<> command "validate-effects"
( info (checkFx <**> helper)
$ progDesc "Parse all data in event log"
)
<> command "partial-replay"
( info (replayEvs <**> helper)
$ progDesc "Replay up to N events"
)
<> command "dawn"
( info (checkDawn <**> helper)
$ progDesc "Test run dawn"
)
<> command "comet"
( info (pure CheckComet)
$ progDesc "Shows the list of stars accepting comets"
)
conCmd :: Parser Cmd
conCmd = CmdCon <$> pierPath
allFx :: Parser Bug
allFx = do
bPierPath <- strArgument (metavar "PIER" <> help "Path to pier")
pure CollectAllFX{..}
cmd :: Parser Cmd
cmd = subparser
$ command "new" ( info (newShip <**> helper)
$ progDesc "Boot a new ship."
)
<> command "run" ( info (runShip <**> helper)
$ progDesc "Run an existing ship."
)
<> command "bug" ( info (bugCmd <**> helper)
$ progDesc "Run a debugging sub-command."
)
<> command "con" ( info (conCmd <**> helper)
$ progDesc "Connect a terminal to a running urbit."
)