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{ pkgs, lib, config, ... }:
with import <stockholm/lib>;
let
# see https://github.com/zeropingheroes/lancache for full docs
lancache= pkgs.stdenv.mkDerivation rec {
name = "lancache-2017-06-26";
src = pkgs.fetchFromGitHub {
# origin: https://github.com/multiplay/lancache
# forked: https://github.com/zeropingheroes/lancache
repo = "lancache";
owner = "zeropingheroes";
rev = "143f7bb";
sha256 = "1ra4l7qz3k231j5wabr89s5hh80n1kk8vgd3dsh0xx5mdpjhvdl6";
};
phases = [ "unpackPhase" "installPhase" ];
# here we can chance to edit `includes/proxy-cache-paths.conf`
installPhase = ''
mkdir -p $out
cp -r * $out/
rm $out/caches-enabled/*
sed -i -e 's/^\(user\).*/\1 ${cfg.user} ${cfg.group};/' \
-e '1 idaemon off;' \
-e 's#/var/lancache#${cfg.statedir}#g' \
$out/nginx.conf
sed -i -e 's#/var/lancache#${cfg.statedir}#g' \
$out/*/*.conf
ln -s $out/caches-available/* $out/caches-enabled/
'';
};
cfg = {
statedir = "/data/cache";
group = "nginx-lancache";
user = "nginx-lancache";
package = pkgs.stdenv.lib.overrideDerivation pkgs.nginx (old:{
configureFlags = old.configureFlags ++ [
"--with-http_slice_module"
"--with-stream"
"--with-pcre"
];
});
};
in {
systemd.services.nginx-lancache = {
description = "Nginx lancache Server";
after = [ "network.target" ];
wantedBy = [ "multi-user.target" ];
restartIfChanged = true;
preStart = ''
mkdir -p ${cfg.statedir} && cd ${cfg.statedir}
chmod 700 ${cfg.statedir}
PATH_CACHE=$PATH_BASE/cache
PATH_LOGS=$PATH_BASE/logs
mkdir -p cache/{installers,tmp} logs
rm -f conf; ln -s ${lancache} conf
chown -R ${cfg.user}:${cfg.group} .
'';
serviceConfig = {
ExecStart = "${cfg.package}/bin/nginx -p ${cfg.statedir}";
ExecReload = "${pkgs.coreutils}/bin/kill -HUP $MAINPID";
Restart = "always";
RestartSec = "10s";
StartLimitInterval = "1min";
};
};
environment.etc.nginx.source = lancache;
users.extraUsers = (singleton
{ name = cfg.user;
group = cfg.group;
uid = genid cfg.group;
});
users.extraGroups = (singleton
{ name = "${cfg.group}";
gid = genid cfg.group;
});
networking.firewall.allowedTCPPorts = [ 80 443 ];
}
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