diff --git a/modules/misc/ids.nix b/modules/misc/ids.nix index 041b0badd0ee..c2ebd407b2a5 100644 --- a/modules/misc/ids.nix +++ b/modules/misc/ids.nix @@ -52,6 +52,7 @@ in ddclient = 30; davfs2 = 31; privoxy = 32; + osgi = 34; # When adding a uid, make sure it doesn't match an existing gid. nixbld = 30000; # start of range of uids @@ -91,6 +92,7 @@ in davfs2 = 31; privoxy = 32; disnix = 33; + osgi = 34; # When adding a gid, make sure it doesn't match an existing uid. users = 100; diff --git a/modules/module-list.nix b/modules/module-list.nix index 0788e6b31b9d..aa6c5347e884 100644 --- a/modules/module-list.nix +++ b/modules/module-list.nix @@ -58,6 +58,7 @@ ./services/mail/postfix.nix ./services/misc/autofs.nix ./services/misc/disnix.nix + ./services/misc/felix.nix ./services/misc/gpsd.nix ./services/misc/nix-daemon.nix ./services/misc/nix-gc.nix diff --git a/modules/services/misc/felix.nix b/modules/services/misc/felix.nix new file mode 100644 index 000000000000..f05abc38f08e --- /dev/null +++ b/modules/services/misc/felix.nix @@ -0,0 +1,110 @@ +# Felix server +{ config, pkgs, ... }: + +with pkgs.lib; + +let + + cfg = config.services.felix; + +in + +{ + + ###### interface + + options = { + + services.felix = { + + enable = mkOption { + default = false; + description = "Whether to enable the Apache Felix OSGi service"; + }; + + bundles = mkOption { + default = [ pkgs.felix_remoteshell ]; + description = "List of bundles that should be activated on startup"; + }; + + user = mkOption { + default = "osgi"; + description = "User account under which Apache Felix runs."; + }; + + group = mkOption { + default = "osgi"; + description = "Group account under which Apache Felix runs."; + }; + + }; + + }; + + + ###### implementation + + config = mkIf cfg.enable { + users.extraGroups = singleton + { name = "osgi"; + gid = config.ids.gids.osgi; + }; + + users.extraUsers = singleton + { name = "osgi"; + uid = config.ids.uids.osgi; + description = "OSGi user"; + home = "/homeless-shelter"; + }; + + jobs.felix = + { description = "Felix server"; + + preStart = + '' + # Initialise felix instance on first startup + if [ ! -d /var/felix ] + then + # Symlink system files + + mkdir -p /var/felix + chown ${cfg.user}:${cfg.group} /var/felix + + for i in ${pkgs.felix}/* + do + if [ "$i" != "${pkgs.felix}/bundle" ] + then + ln -sfn $i /var/felix/$(basename $i) + fi + done + + # Symlink bundles + mkdir -p /var/felix/bundle + chown ${cfg.user}:${cfg.group} /var/felix/bundle + + for i in ${pkgs.felix}/bundle/* ${toString cfg.bundles} + do + if [ -f $i ] + then + ln -sfn $i /var/felix/bundle/$(basename $i) + elif [ -d $i ] + then + for j in $i/bundle/* + do + ln -sfn $j /var/felix/bundle/$(basename $j) + done + fi + done + fi + ''; + + script = + '' + cd /var/felix + ${pkgs.su}/bin/su -s ${pkgs.bash}/bin/sh ${cfg.user} -c '${pkgs.jre}/bin/java -jar bin/felix.jar' + ''; + }; + + }; + +}