From f86804fa27a2cf5b1972b14ab41e81edb85ad661 Mon Sep 17 00:00:00 2001 From: Joey Hess Date: Sun, 3 Jan 2016 16:56:00 -0400 Subject: refactor into smaller modules to untangle git and gpg modules --- src/Propellor/Git/Config.hs | 47 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 47 insertions(+) create mode 100644 src/Propellor/Git/Config.hs (limited to 'src/Propellor/Git/Config.hs') diff --git a/src/Propellor/Git/Config.hs b/src/Propellor/Git/Config.hs new file mode 100644 index 00000000..97835231 --- /dev/null +++ b/src/Propellor/Git/Config.hs @@ -0,0 +1,47 @@ +module Propellor.Git.Config where + +import Propellor.Git +import Utility.Process +import Utility.Exception +import Utility.SafeCommand +import Utility.Monad + +import Control.Monad + +getGitConfigValue :: String -> IO (Maybe String) +getGitConfigValue key = do + value <- catchMaybeIO $ + takeWhile (/= '\n') + <$> readProcess "git" ["config", key] + return $ case value of + Just v | not (null v) -> Just v + _ -> Nothing + +-- `git config --bool propellor.blah` outputs "false" if propellor.blah is unset +-- i.e. the git convention is that the default value of any git-config setting +-- is "false". So we don't need a Maybe Bool here. +getGitConfigBool :: String -> IO Bool +getGitConfigBool key = do + value <- catchMaybeIO $ + takeWhile (/= '\n') + <$> readProcess "git" ["config", "--bool", key] + return $ case value of + Just "true" -> True + _ -> False + +setRepoUrl :: String -> IO () +setRepoUrl "" = return () +setRepoUrl url = do + subcmd <- ifM hasOrigin (pure "set-url", pure "add") + void $ boolSystem "git" [Param "remote", Param subcmd, Param "origin", Param url] + -- same as --set-upstream-to, except origin branch + -- may not have been pulled yet + branch <- getCurrentBranch + let branchval s = "branch." ++ branch ++ "." ++ s + void $ boolSystem "git" [Param "config", Param (branchval "remote"), Param "origin"] + void $ boolSystem "git" [Param "config", Param (branchval "merge"), Param $ "refs/heads/"++branch] + +getRepoUrl :: IO (Maybe String) +getRepoUrl = getM getGitConfigValue urls + where + urls = ["remote.deploy.url", "remote.origin.url"] -- cgit v1.2.3