83 lines
1.7 KiB
Nix
83 lines
1.7 KiB
Nix
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{ config, pkgs, ... }:
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let
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inherit (pkgs.lib) mkOption mkIf;
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cfg = config.services.openafsClient;
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cellServDB = ./CellServDB;
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afsConfig = pkgs.runCommand "afsconfig" {} ''
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ensureDir $out
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echo ${cfg.cellName} > $out/ThisCell
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cp ${cellServDB} $out/CellServDB
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echo "/afs:${cfg.cacheDirectory}:${cfg.cacheSize}" > $out/cacheinfo
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'';
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in
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{
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###### interface
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options = {
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services.openafsClient = {
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enable = mkOption {
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default = false;
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description = "Whether to enable the OpenAFS client.";
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};
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cellName = mkOption {
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default = "grand.central.org";
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description = "Cell name.";
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};
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cacheSize = mkOption {
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default = "100000";
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description = "Cache size.";
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};
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cacheDirectory = mkOption {
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default = "/var/cache/openafs";
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description = "Cache directory.";
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};
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};
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};
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###### implementation
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config = mkIf cfg.enable {
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environment.systemPackages = [pkgs.openafsClient];
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environment.etc = [
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{ source = afsConfig;
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target = "openafs";
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}
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];
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jobs.openafsClient =
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{ name = "afsd";
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description = "AFS client";
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startOn = "network-interfaces/started";
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stopOn = "network-interfaces/stop";
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preStart = ''
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mkdir -m 0755 /afs || true
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mkdir -m 0755 -p ${cfg.cacheDirectory} || true
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${pkgs.module_init_tools}/sbin/insmod ${pkgs.openafsClient}/lib/openafs/libafs-*.ko || true
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${pkgs.openafsClient}/sbin/afsd -confdir ${afsConfig} -cachedir ${cfg.cacheDirectory} -dynroot -fakestat
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'';
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postStop = ''
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umount /afs
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${pkgs.openafsClient}/sbin/afsd -shutdown
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rmmod libafs
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'';
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};
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};
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}
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