diff options
author | Edward Tjörnhammar <ed@cflags.cc> | 2015-04-11 00:09:31 +0200 |
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committer | Edward Tjörnhammar <ed@cflags.cc> | 2015-04-11 00:09:31 +0200 |
commit | 7d0ddbd154ba9ee1e76ef3bee634b67d9eb552af (patch) | |
tree | c23eda10df3911c95007ebe60e16a0172b82d355 /nixos/modules/services/misc/ihaskell.nix | |
parent | f13d9f28e8bf55484e619caeb5a10b4bc9eb1db7 (diff) |
nixos: add ihaskell service
Diffstat (limited to 'nixos/modules/services/misc/ihaskell.nix')
-rw-r--r-- | nixos/modules/services/misc/ihaskell.nix | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/nixos/modules/services/misc/ihaskell.nix b/nixos/modules/services/misc/ihaskell.nix new file mode 100644 index 0000000000000..b857045bb7d01 --- /dev/null +++ b/nixos/modules/services/misc/ihaskell.nix @@ -0,0 +1,77 @@ +{ pkgs, lib, config, ... }: + +with lib; + +let + + cfg = config.services.ihaskell; + ihaskell = pkgs.ihaskell.override { + inherit (cfg.haskellPackages) ihaskell ghcWithPackages; + packages = self: cfg.extraPackages self; + }; + +in + +{ + options = { + services.ihaskell = { + enable = mkOption { + default = false; + example = true; + description = "Autostart an IHaskell notebook service."; + }; + + haskellPackages = mkOption { + default = pkgs.haskellngPackages; + defaultText = "pkgs.haskellngPackages"; + example = literalExample "pkgs.haskell-ng.packages.ghc784"; + description = '' + haskellPackages used to build IHaskell and other packages. + This can be used to change the GHC version used to build + IHaskell and the packages listed in + <varname>extraPackages</varname>. + ''; + }; + + extraPackages = mkOption { + default = self: []; + example = literalExample '' + haskellPackages: [ + haskellPackages.wreq + haskellPackages.lens + ] + ''; + description = '' + Extra packages available to ghc when running ihaskell. The + value must be a function which receives the attrset defined + in <varname>haskellPackages</varname> as the sole argument. + ''; + }; + }; + }; + + config = mkIf cfg.enable { + + users.extraUsers.ihaskell = { + group = config.users.extraGroups.ihaskell.name; + description = "IHaskell user"; + home = "/var/lib/ihaskell"; + createHome = true; + uid = config.ids.uids.ihaskell; + }; + + users.extraGroups.ihaskell.gid = config.ids.gids.ihaskell; + + systemd.services.ihaskell = { + description = "IHaskell notebook instance"; + wantedBy = [ "multi-user.target" ]; + after = [ "network.target" ]; + serviceConfig = { + User = config.users.extraUsers.ihaskell.name; + Group = config.users.extraUsers.ihaskell.name; + Restart = "always"; + ExecStart = "${ihaskell}/bin/IHaskell notebook"; + }; + }; + }; +} |