Package maintainers For package maintainers and hackage trustees Candidates LDIF idempotent apply tool. This tool is similar to ldapmodify with one exception: it's idempotent. It was written to help declarative deployments with NixOS. ldapply is written in Haskell with GHC. All required Haskell libraries are listed in ldapply.cabal. Use cabal-install to fetch and build all pre-requisites automatically. Type ldapply --help to see usage summary: