101 lines
2.3 KiB
Nix
101 lines
2.3 KiB
Nix
# Felix server
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{ config, lib, pkgs, ... }:
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let
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cfg = config.services.felix;
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in
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{
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###### interface
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options = {
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services.felix = {
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enable = lib.mkEnableOption "the Apache Felix OSGi service";
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bundles = lib.mkOption {
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type = lib.types.listOf lib.types.package;
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default = [ pkgs.felix_remoteshell ];
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defaultText = lib.literalExpression "[ pkgs.felix_remoteshell ]";
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description = "List of bundles that should be activated on startup";
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};
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user = lib.mkOption {
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type = lib.types.str;
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default = "osgi";
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description = "User account under which Apache Felix runs.";
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};
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group = lib.mkOption {
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type = lib.types.str;
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default = "osgi";
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description = "Group account under which Apache Felix runs.";
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};
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};
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};
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###### implementation
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config = lib.mkIf cfg.enable {
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users.groups.osgi.gid = config.ids.gids.osgi;
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users.users.osgi =
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{ uid = config.ids.uids.osgi;
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description = "OSGi user";
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home = "/homeless-shelter";
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};
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systemd.services.felix = {
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description = "Felix server";
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wantedBy = [ "multi-user.target" ];
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preStart = ''
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# Initialise felix instance on first startup
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if [ ! -d /var/felix ]
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then
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# Symlink system files
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mkdir -p /var/felix
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chown ${cfg.user}:${cfg.group} /var/felix
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for i in ${pkgs.felix}/*
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do
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if [ "$i" != "${pkgs.felix}/bundle" ]
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then
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ln -sfn $i /var/felix/$(basename $i)
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fi
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done
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# Symlink bundles
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mkdir -p /var/felix/bundle
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chown ${cfg.user}:${cfg.group} /var/felix/bundle
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for i in ${pkgs.felix}/bundle/* ${toString cfg.bundles}
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do
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if [ -f $i ]
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then
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ln -sfn $i /var/felix/bundle/$(basename $i)
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elif [ -d $i ]
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then
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for j in $i/bundle/*
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do
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ln -sfn $j /var/felix/bundle/$(basename $j)
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done
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fi
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done
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fi
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'';
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script = ''
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cd /var/felix
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${pkgs.su}/bin/su -s ${pkgs.bash}/bin/sh ${cfg.user} -c '${pkgs.jre}/bin/java -jar bin/felix.jar'
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'';
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};
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};
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}
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