nixconfigs/nixos/Hash2PubTestbed.nix

63 lines
1.8 KiB
Nix

{ config, pkgs, experimentUid ? 1000, ... }:
let
projectDir = "/home/spiollinux/Seafile/Studium/Semester11/INF-PM-FP-ANW";
projectPath = builtins.toPath projectDir;
projectMount = "/mnt/project";
shell = (import (projectDir + "/Hash2Pub/default.nix") {}).shell;
simulationSetupScript = pkgs.writeShellScriptBin "simulationSetup" ''
# make cabal-install work offline
mkdir $HOME/.cabal
echo "" > $HOME/.cabal/config
# run simulation script within the shell
${pkgs.nix}/bin/nix-shell ${shell.drvPath} --command "cd ${projectMount} && bash ./build/simulationrunner.sh 2>&1"
'';
instanceData = builtins.fromJSON (builtins.readFile "${projectDir}/simulationData/inputs/generated/instances_sample.json");
in
{
privateNetwork = true;
ephemeral = true;
bindMounts = {
"${projectMount}" = { hostPath = projectDir; isReadOnly = false; };
};
config = {
networking = {
firewall.enable = false;
interfaces.lo.ipv6.addresses =
builtins.map (inst: {address = inst.ip; prefixLength = 0;}) instanceData;
extraHosts =
pkgs.lib.concatMapStringsSep "\n" (inst: "${inst.ip} ${inst.hostname}") instanceData;
};
# avoid permission problems with project builds
users.users.experimentor = {
uid = experimentUid;
isNormalUser = true;
};
# adjust open file limits
security.pam.loginLimits = [{
domain = "*"
; type = "-"
; item = "nofile"
; value = "50000"
;}];
environment.systemPackages = [
pkgs.netcat
pkgs.iproute
pkgs.tmux
pkgs.ping
pkgs.lsof
pkgs.iftop
(pkgs.writeShellScriptBin "doSimulation" ''
su experimentor -c "${simulationSetupScript}/bin/simulationSetup"
'')
pkgs.tcpdump
];
};
}