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{ config, lib, pkgs, utils, ... }:
with lib;
let
cfg = config.systemd.coredump;
systemd = config.systemd.package;
in {
options = {
systemd.coredump.enable = mkOption {
default = true;
type = types.bool;
description = ''
Whether core dumps should be processed by
<command>systemd-coredump</command>. If disabled, core dumps
appear in the current directory of the crashing process.
'';
};
systemd.coredump.extraConfig = mkOption {
default = "";
type = types.lines;
example = "Storage=journal";
description = ''
Extra config options for systemd-coredump. See coredump.conf(5) man page
for available options.
'';
};
};
config = {
systemd.additionalUpstreamSystemUnits = [
"systemd-coredump.socket"
"systemd-coredump@.service"
];
environment.etc = {
"systemd/coredump.conf".text =
''
[Coredump]
${cfg.extraConfig}
'';
# install provided sysctl snippets
"sysctl.d/50-coredump.conf".source = "${systemd}/example/sysctl.d/50-coredump.conf";
"sysctl.d/50-default.conf".source = "${systemd}/example/sysctl.d/50-default.conf";
};
users.users.systemd-coredump = {
uid = config.ids.uids.systemd-coredump;
group = "systemd-coredump";
};
users.groups.systemd-coredump = {};
boot.kernel.sysctl."kernel.core_pattern" = mkIf (!cfg.enable) "core";
};
}
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