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{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.services.journalbeat;
journalbeatYml = pkgs.writeText "journalbeat.yml" ''
name: ${cfg.name}
tags: ${builtins.toJSON cfg.tags}
journalbeat.cursor_state_file: ${cfg.stateDir}/cursor-state
${cfg.extraConfig}
'';
in
{
options = {
services.journalbeat = {
enable = mkEnableOption "journalbeat";
name = mkOption {
type = types.str;
default = "journalbeat";
description = "Name of the beat";
};
tags = mkOption {
type = types.listOf types.str;
default = [];
description = "Tags to place on the shipped log messages";
};
stateDir = mkOption {
type = types.str;
default = "/var/lib/journalbeat";
description = "The state directory. Journalbeat's own logs and other data are stored here.";
};
extraConfig = mkOption {
type = types.lines;
default = ''
journalbeat:
seek_position: cursor
cursor_seek_fallback: tail
write_cursor_state: true
cursor_flush_period: 5s
clean_field_names: true
convert_to_numbers: false
move_metadata_to_field: journal
default_type: journal
'';
description = "Any other configuration options you want to add";
};
};
};
config = mkIf cfg.enable {
systemd.services.journalbeat = with pkgs; {
description = "Journalbeat log shipper";
wantedBy = [ "multi-user.target" ];
preStart = ''
mkdir -p ${cfg.stateDir}/data
mkdir -p ${cfg.stateDir}/logs
'';
serviceConfig = {
ExecStart = "${pkgs.journalbeat}/bin/journalbeat -c ${journalbeatYml} -path.data ${cfg.stateDir}/data -path.logs ${cfg.stateDir}/logs";
};
};
};
}
|