4store database service: packaged

svn path=/nixos/trunk/; revision=26852
This commit is contained in:
Evgeny Egorochkin 2011-04-15 16:10:13 +00:00
parent 7a4685d28d
commit a094140655
3 changed files with 74 additions and 0 deletions

View file

@ -60,6 +60,7 @@ in
kdm = 39;
ghostOne = 40;
git = 41;
fourStore = 42;
# When adding a uid, make sure it doesn't match an existing gid.
nixbld = 30000; # start of range of uids
@ -102,6 +103,7 @@ in
osgi = 34;
ghostOne = 40;
git = 41;
fourStore = 42;
# When adding a gid, make sure it doesn't match an existing uid.
users = 100;

View file

@ -51,6 +51,7 @@
./services/backup/mysql-backup.nix
./services/backup/postgresql-backup.nix
./services/backup/sitecopy-backup.nix
./services/databases/4store.nix
./services/databases/mysql.nix
./services/databases/postgresql.nix
./services/databases/openldap.nix

View file

@ -0,0 +1,71 @@
{ config, pkgs, ... }:
let
cfg = config.services.fourStore;
stateDir = "/var/lib/4store";
fourStoreUser = "fourstore";
run = "${pkgs.su}/bin/su -s ${pkgs.stdenv.shell} ${fourStoreUser}";
in
with pkgs.lib;
{
###### interface
options = {
services.fourStore = {
enable = mkOption {
default = false;
description = "Whether to enable 4Store RDF database server.";
};
database = mkOption {
default = "";
description = "RDF database name. If it doesn't exist, it will be created. Databases are stored in ${stateDir}.";
};
options = mkOption {
default = "";
description = "Extra CLI options to pass to 4Store.";
};
};
};
###### implementation
config = mkIf cfg.enable (
mkAssert (cfg.enable -> cfg.database != "")
"Must specify database name" {
users.extraUsers = singleton
{ name = fourStoreUser;
uid = config.ids.uids.fourStore;
description = "4Store database user";
home = stateDir;
};
services.avahi.enable = true;
jobs.fourStore = {
name = "4store";
startOn = "filesystem";
preStart = ''
mkdir -p ${stateDir}/
chown ${fourStoreUser} ${stateDir}
if ! test -e "${stateDir}/${cfg.database}"; then
${run} -c '${pkgs.rdf4store}/bin/4s-backend-setup ${cfg.database}'
fi
'';
exec = ''
${run} -c '${pkgs.rdf4store}/bin/4s-backend -D ${cfg.options} ${cfg.database}'
'';
};
});
}