diff --git a/nixos/modules/module-list.nix b/nixos/modules/module-list.nix index 3b6305179f0d..cd679f8e93c4 100644 --- a/nixos/modules/module-list.nix +++ b/nixos/modules/module-list.nix @@ -406,6 +406,7 @@ ./services/x11/xserver.nix ./system/activation/activation-script.nix ./system/activation/top-level.nix + ./system/boot/coredump.nix ./system/boot/emergency-mode.nix ./system/boot/kernel.nix ./system/boot/kexec.nix diff --git a/nixos/modules/system/boot/coredump.nix b/nixos/modules/system/boot/coredump.nix new file mode 100644 index 000000000000..25b11ed9c8a9 --- /dev/null +++ b/nixos/modules/system/boot/coredump.nix @@ -0,0 +1,51 @@ +{ config, lib, pkgs, ... }: + +with lib; + +{ + + options = { + + systemd.coredump = { + + enable = mkOption { + default = false; + type = types.bool; + description = '' + Enables storing core dumps in systemd. + Note that this alone is not enough to enable core dumps. The maximum + file size for core dumps must be specified in limits.conf as well. See + as well as the limits.conf(5) + man page. + ''; + }; + + 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 = mkIf config.systemd.coredump.enable { + + environment.etc."systemd/coredump.conf".text = + '' + [Coredump] + ${config.systemd.coredump.extraConfig} + ''; + + # Have the kernel pass core dumps to systemd's coredump helper binary. + # From systemd's 50-coredump.conf file. See: + # + boot.kernel.sysctl."kernel.core_pattern" = "|${pkgs.systemd}/lib/systemd/systemd-coredump %p %u %g %s %t %e"; + + }; + +}