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initial try for a nixos module for hydra channel mirroring

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svn path=/nixos/trunk/; revision=23990
This commit is contained in:
Rob Vermaas 2010-09-29 11:31:09 +00:00
parent deca72f3cf
commit 8a37500355
2 changed files with 94 additions and 0 deletions
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1
modules/module-list.nix
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@ -44,6 +44,7 @@
./security/sudo.nix
./services/audio/alsa.nix
./services/audio/pulseaudio.nix
./services/backup/hydra-mirror.nix
./services/backup/mysql-backup.nix
./services/backup/postgresql-backup.nix
./services/backup/sitecopy-backup.nix

93
modules/services/backup/hydra-mirror.nix Normal file
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@ -0,0 +1,93 @@
{ config, pkgs, ... }:
with pkgs.lib;
let
cfg = config.services.hydraChannelMirror ;
mirrorChannel = pkgs.fetchsvn {
url = https://svn.nixos.org/repos/nix/release/trunk/channels/mirror-channel.pl;
rev = 23988;
sha256 = "1h06clvhr3zz378d8fblhwynvzk1smq7fipv7caakakfd31cv8i6";
};
cronjob = jobset : ''
${cfg.period} root perl -I${config.environment.nix}/libexec/nix ${mirrorChannel} \
${cfg.hydraURL}/jobset/${jobset.project}/${jobset.jobset}/channel/latest \
${cfg.dataDir}/channels/${jobset.relURL} \
${cfg.dataDir}/nars \
${cfg.mirrorURL}/nars \
${cfg.dataDir}/patches \
${cfg.mirrorURL}/patches \
${if jobset.nixexprs == "" then "" else "${cfg.hydraURL}/job/${jobset.project}/${jobset.jobset}/${jobset.nixexprs}/latest/download-by-type/file/source-dist"} \
>> ${cfg.dataDir}/logs/${jobset.name}.log
'';
in
{
options = {
services.hydraChannelMirror = {
enable = mkOption {
default = false;
description = ''
Whether to enable Hydra channel mirroring.
'';
};
period = mkOption {
default = "15 * * * *";
description = ''
This option defines (in the format used by cron) when the
mirroring should occur.
'';
};
jobsets = mkOption {
default = [ rec { name = "nixpkgs-unstable"; project = "nixpkgs"; jobset = "trunk"; nixexprs = "tarball"; relURL = "nixpkgs/channels/${name}"; } ];
description = ''
List of jobsets to mirror.
'';
};
hydraURL = mkOption {
default = "http://hydra.nixos.org";
description = ''
Location (URL) of Hydra instance
'';
};
mirrorURL = mkOption {
default = "http://nixos.org/releases";
description = ''
Location (URL) of Hydra mirror
'';
};
dataDir = mkOption {
default = "/data/hydra-mirror";
description = ''
Location of Hydra mirror data
'';
};
};
};
config = mkIf cfg.enable {
services.cron.systemCronJobs = map cronjob cfg.jobsets ;
system.activationScripts.hydraChannelMirror = stringAfter [ "stdio" "users" ]
''
mkdir -m 0755 -p ${cfg.dataDir}
mkdir -m 0755 -p ${cfg.dataDir}/nars
mkdir -m 0755 -p ${cfg.dataDir}/patches
mkdir -m 0755 -p ${cfg.dataDir}/channels
mkdir -m 0755 -p ${cfg.dataDir}/logs
${concatMapStrings (j : ''
mkdir -m 0755 -p ${cfg.dataDir}/channels/${j.relURL}
'') cfg.jobsets}
'';
};
}