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Merge pull request #7163 from joachifm/tarsnap-bandwidth-options

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tarsnap module: add options for controlling bandwidth
This commit is contained in:
Austin Seipp 2015-04-13 17:10:04 -05:00
commit 409da39c08
1 changed files with 31 additions and 3 deletions
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34
nixos/modules/services/backup/tarsnap.nix
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@ -5,20 +5,21 @@ with lib;
let let
cfg = config.services.tarsnap; cfg = config.services.tarsnap;
optionalNullStr = e: v: if e == null then "" else v;
configFile = cfg: '' configFile = cfg: ''
cachedir ${config.services.tarsnap.cachedir} cachedir ${config.services.tarsnap.cachedir}
keyfile ${config.services.tarsnap.keyfile} keyfile ${config.services.tarsnap.keyfile}
${optionalString cfg.nodump "nodump"} ${optionalString cfg.nodump "nodump"}
${optionalString cfg.printStats "print-stats"} ${optionalString cfg.printStats "print-stats"}
${optionalString cfg.printStats "humanize-numbers"} ${optionalString cfg.printStats "humanize-numbers"}
${optionalNullStr cfg.checkpointBytes "checkpoint-bytes "+cfg.checkpointBytes} ${optionalString (cfg.checkpointBytes != null) ("checkpoint-bytes "+cfg.checkpointBytes)}
${optionalString cfg.aggressiveNetworking "aggressive-networking"} ${optionalString cfg.aggressiveNetworking "aggressive-networking"}
${concatStringsSep "\n" (map (v: "exclude "+v) cfg.excludes)} ${concatStringsSep "\n" (map (v: "exclude "+v) cfg.excludes)}
${concatStringsSep "\n" (map (v: "include "+v) cfg.includes)} ${concatStringsSep "\n" (map (v: "include "+v) cfg.includes)}
${optionalString cfg.lowmem "lowmem"} ${optionalString cfg.lowmem "lowmem"}
${optionalString cfg.verylowmem "verylowmem"} ${optionalString cfg.verylowmem "verylowmem"}
${optionalString (cfg.maxbw != null) ("maxbw "+toString cfg.maxbw)}
${optionalString (cfg.maxbwRateUp != null) ("maxbw-rate-up "+toString cfg.maxbwRateUp)}
${optionalString (cfg.maxbwRateDown != null) ("maxbw-rate-down "+toString cfg.maxbwRateDown)}
''; '';
in in
{ {
@ -166,6 +167,33 @@ in
slowing down the archiving process. slowing down the archiving process.
''; '';
}; };
maxbw = mkOption {
type = types.nullOr types.int;
default = null;
description = ''
Abort archival if upstream bandwidth usage in bytes
exceeds this threshold.
'';
};
maxbwRateUp = mkOption {
type = types.nullOr types.int;
default = null;
example = literalExample "25 * 1000";
description = ''
Upload bandwidth rate limit in bytes.
'';
};
maxbwRateDown = mkOption {
type = types.nullOr types.int;
default = null;
example = literalExample "50 * 1000";
description = ''
Download bandwidth rate limit in bytes.
'';
};
}; };
} }
)); ));