/
redmine.nix
231 lines (190 loc) · 6.73 KB
/
redmine.nix
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{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.services.redmine;
bundle = "${pkgs.redmine}/share/redmine/bin/bundle";
databaseYml = pkgs.writeText "database.yml" ''
production:
adapter: ${cfg.database.type}
database: ${cfg.database.name}
host: ${cfg.database.host}
port: ${toString cfg.database.port}
username: ${cfg.database.user}
password: #dbpass#
'';
configurationYml = pkgs.writeText "configuration.yml" ''
default:
scm_subversion_command: ${pkgs.subversion}/bin/svn
scm_mercurial_command: ${pkgs.mercurial}/bin/hg
scm_git_command: ${pkgs.gitAndTools.git}/bin/git
scm_cvs_command: ${pkgs.cvs}/bin/cvs
scm_bazaar_command: ${pkgs.bazaar}/bin/bzr
scm_darcs_command: ${pkgs.darcs}/bin/darcs
${cfg.extraConfig}
'';
in
{
options = {
services.redmine = {
enable = mkOption {
type = types.bool;
default = false;
description = "Enable the Redmine service.";
};
user = mkOption {
type = types.str;
default = "redmine";
description = "User under which Redmine is ran.";
};
group = mkOption {
type = types.str;
default = "redmine";
description = "Group under which Redmine is ran.";
};
stateDir = mkOption {
type = types.str;
default = "/var/lib/redmine";
description = "The state directory, logs and plugins are stored here.";
};
extraConfig = mkOption {
type = types.lines;
default = "";
description = ''
Extra configuration in configuration.yml.
See https://guides.rubyonrails.org/action_mailer_basics.html#action-mailer-configuration
'';
};
database = {
type = mkOption {
type = types.enum [ "mysql2" "postgresql" ];
example = "postgresql";
default = "mysql2";
description = "Database engine to use.";
};
host = mkOption {
type = types.str;
default = "127.0.0.1";
description = "Database host address.";
};
port = mkOption {
type = types.int;
default = 3306;
description = "Database host port.";
};
name = mkOption {
type = types.str;
default = "redmine";
description = "Database name.";
};
user = mkOption {
type = types.str;
default = "redmine";
description = "Database user.";
};
password = mkOption {
type = types.str;
default = "";
description = ''
The password corresponding to <option>database.user</option>.
Warning: this is stored in cleartext in the Nix store!
Use <option>database.passwordFile</option> instead.
'';
};
passwordFile = mkOption {
type = types.nullOr types.path;
default = null;
example = "/run/keys/redmine-dbpassword";
description = ''
A file containing the password corresponding to
<option>database.user</option>.
'';
};
};
};
};
config = mkIf cfg.enable {
assertions = [
{ assertion = cfg.database.passwordFile != null || cfg.database.password != "";
message = "either services.redmine.database.passwordFile or services.redmine.database.password must be set";
}
];
environment.systemPackages = [ pkgs.redmine ];
systemd.services.redmine = {
after = [ "network.target" (if cfg.database.type == "mysql2" then "mysql.service" else "postgresql.service") ];
wantedBy = [ "multi-user.target" ];
environment.HOME = "${pkgs.redmine}/share/redmine";
environment.RAILS_ENV = "production";
environment.RAILS_CACHE = "${cfg.stateDir}/cache";
environment.REDMINE_LANG = "en";
environment.SCHEMA = "${cfg.stateDir}/cache/schema.db";
path = with pkgs; [
imagemagickBig
bazaar
cvs
darcs
gitAndTools.git
mercurial
subversion
];
preStart = ''
# start with a fresh config directory every time
rm -rf ${cfg.stateDir}/config
cp -r ${pkgs.redmine}/share/redmine/config.dist ${cfg.stateDir}/config
# create the basic state directory layout pkgs.redmine expects
mkdir -p /run/redmine
for i in config files log plugins tmp; do
mkdir -p ${cfg.stateDir}/$i
ln -fs ${cfg.stateDir}/$i /run/redmine/$i
done
# ensure cache directory exists for db:migrate command
mkdir -p ${cfg.stateDir}/cache
# link in the application configuration
ln -fs ${configurationYml} ${cfg.stateDir}/config/configuration.yml
chmod -R ug+rwX,o-rwx+x ${cfg.stateDir}/
# handle database.passwordFile
DBPASS=$(head -n1 ${cfg.database.passwordFile})
cp -f ${databaseYml} ${cfg.stateDir}/config/database.yml
sed -e "s,#dbpass#,$DBPASS,g" -i ${cfg.stateDir}/config/database.yml
chmod 440 ${cfg.stateDir}/config/database.yml
# generate a secret token if required
if ! test -e "${cfg.stateDir}/config/initializers/secret_token.rb"; then
${bundle} exec rake generate_secret_token
chmod 440 ${cfg.stateDir}/config/initializers/secret_token.rb
fi
# ensure everything is owned by ${cfg.user}
chown -R ${cfg.user}:${cfg.group} ${cfg.stateDir}
${bundle} exec rake db:migrate
${bundle} exec rake redmine:load_default_data
'';
serviceConfig = {
PermissionsStartOnly = true; # preStart must be run as root
Type = "simple";
User = cfg.user;
Group = cfg.group;
TimeoutSec = "300";
WorkingDirectory = "${pkgs.redmine}/share/redmine";
ExecStart="${bundle} exec rails server webrick -e production -P ${cfg.stateDir}/redmine.pid";
};
};
users.extraUsers = optionalAttrs (cfg.user == "redmine") (singleton
{ name = "redmine";
group = cfg.group;
home = cfg.stateDir;
createHome = true;
uid = config.ids.uids.redmine;
});
users.extraGroups = optionalAttrs (cfg.group == "redmine") (singleton
{ name = "redmine";
gid = config.ids.gids.redmine;
});
warnings = optional (cfg.database.password != "")
''config.services.redmine.database.password will be stored as plaintext
in the Nix store. Use database.passwordFile instead.'';
# Create database passwordFile default when password is configured.
services.redmine.database.passwordFile =
(mkDefault (toString (pkgs.writeTextFile {
name = "redmine-database-password";
text = cfg.database.password;
})));
};
}