shell.nix

   1 let
   2   nixpkgs = import .config/nixpkgs-channel/nixos-19.09-small.nix;
   3   pkgs = import nixpkgs {
   4     config   = {}; # Make the config pure, ignoring user's config.
   5     overlays = import ./overlays.nix;
   6   };
   7   lib = pkgs.lib;
   8   nixos = pkgs.nixos {};
   9   # Configuration of shell/modules/
  10   configuration = {config, ...}: {
  11     imports = [
  12     ];
  13     nix = {
  14       nixConf = ''
  15         auto-optimise-store = true
  16       '';
  17     };
  18     nix-plugins = {
  19       enable = true;
  20     };
  21     gnupg = {
  22       enable = true;
  23       gnupgHome = toString ../sec/gnupg;
  24       keys = import shell/openpgp.nix;
  25     };
  26     openssl = {
  27       enable = true;
  28       opensslHome = toString ../sec/openssl;
  29       certificates = import shell/x509.nix;
  30     };
  31     openssh = {
  32       # WARNING: nixops uses its own ssh, not this one.
  33       enable = true;
  34       sshConf = ''
  35         Ciphers aes256-gcm@openssh.com,aes128-gcm@openssh.com,aes256-ctr
  36         Compression no
  37         #CompressionLevel 4
  38         ControlMaster auto
  39         ControlPath ${builtins.toString ../sec/ssh}/ssh-%h-%p-%r.socket
  40         HashKnownHosts no
  41         #SSAPIAuthentication no
  42         SendEnv LANG LC_*
  43         StrictHostKeyChecking yes
  44         UserKnownHostsFile ${builtins.toString ../sec/ssh/known_hosts}
  45       '';
  46     };
  47     virtualbox = {
  48       enable = true;
  49     };
  50   };
  51
  52   # Using modules enables to separate specific configurations
  53   # from reusable code in shell/modules.nix and shell/modules/
  54   # which may find its way in another git repository one day.
  55   modules =
  56     (import shell/modules.nix {
  57       inherit pkgs lib;
  58       modules = [ configuration ];
  59     }).config;
  60 in
  61 pkgs.stdenv.mkDerivation {
  62   name = "sourcephile-nix";
  63   src = null;
  64   #preferLocalBuild = true;
  65   #allowSubstitutes = false;
  66   buildInputs = modules.nix-shell.buildInputs ++ [
  67     nixpkgs
  68     nixos.nixos-generate-config
  69     nixos.nixos-install
  70     nixos.nixos-enter
  71     #pkgs.binutils
  72     pkgs.coreutils
  73     pkgs.cryptsetup
  74     pkgs.curl
  75     #pkgs.direnv
  76     pkgs.dnsutils
  77     #pkgs.dropbear
  78     pkgs.e2fsprogs
  79     pkgs.git
  80     pkgs.glibcLocales
  81     pkgs.gnumake
  82     pkgs.gnupg
  83     pkgs.htop
  84     #pkgs.inetutils
  85     pkgs.ipcalc
  86     #pkgs.iputils
  87     pkgs.less
  88     pkgs.libfaketime
  89     #pkgs.mailutils
  90     pkgs.man
  91     pkgs.mdadm
  92     pkgs.gptfdisk
  93     pkgs.ncdu
  94     pkgs.ncurses
  95     pkgs.nixops
  96     #pkgs.openssl
  97     pkgs.pass
  98     pkgs.procps
  99     pkgs.rsync
 100     #pkgs.rxvt_unicode.terminfo
 101     #pkgs.sqlite
 102     pkgs.sqlite
 103     #pkgs.sudo
 104     pkgs.tig
 105     pkgs.time
 106     #pkgs.tmux
 107     pkgs.tree
 108     pkgs.utillinux
 109     pkgs.vim
 110     #pkgs.virtualbox
 111     pkgs.which
 112     pkgs.xdg_utils
 113     pkgs.zfs
 114     pkgs.fio
 115     pkgs.strace
 116     pkgs.utillinux
 117     #pkgs.zfstools
 118   ];
 119   #enableParallelBuilding = true;
 120   shellHook = ''
 121     echo >&2 "nix: running shellHook"
 122
 123     # Cleanup "../sec/tmp/"
 124     # This is done when exiting the nix-shell
 125     # (or when… entering the directory with direnv
 126     # which spawns a nix-shell just to get the env).
 127     trap "cd '$PWD' && find ../sec/tmp -type f -exec shred -fu {} +" EXIT
 128
 129     ${modules.nix-shell.shellHook}
 130
 131     # nix
 132     export NIX_PATH="nixpkgs=${nixpkgs}"
 133     NIX_PATH+=":nixpkgs-overlays="$PWD"/overlays"
 134     #NIX_PATH+=""
 135
 136     # executables
 137     PATH_NIX="$(dirname "$(PATH="${builtins.getEnv "PATH"}"; which nix)")"
 138     PATH_NIXOS=/run/wrappers/bin
 139     export PATH="$PATH_NIXOS:$PATH:$PATH_NIX:/usr/sbin:/usr/bin:/bin"
 140
 141     # NOTE: sudo needs to be own by root with the setuid bit,
 142     # but this won't be the case for the sudo provided by Nix outside NixOS,
 143     # hence the addition of $PATH_FHS in shellHook
 144     # to provide the host system's sudo.
 145     # WARNING: beware that sudo may reset the environment,
 146     # and especially PATH, to some system's default.
 147
 148     # locales
 149     export LANG=fr_FR.UTF-8
 150     export LC_CTYPE=fr_FR.UTF-8
 151
 152     # password-store
 153     export PASSWORD_STORE_DIR="$PWD"/../sec/pass
 154
 155     # gpg
 156     export GPG_TTY=$(tty)
 157     gpg-connect-agent updatestartuptty /bye >/dev/null
 158
 159     # git
 160     gitdir="$PWD"/.git
 161     test ! -f "$gitdir" || while IFS=" :" read -r hdr gitdir; do [ "$hdr" != gitdir ] || break; done <"$gitdir"
 162     ln -fnsr \
 163      "$PWD"/.lib/git/hooks/prepare-commit-msg--longuest-common-prefix \
 164      "$gitdir"/hooks/prepare-commit-msg
 165
 166     # nixops
 167     #export NIXOPS_DEPLOYMENT="staging"
 168     export NIXOPS_STATE="$PWD"/../sec/nixops/state.nixops
 169     NIXOPS_OPTS+=" --show-trace"
 170     export NIXOPS_OPTS
 171
 172     # disnix
 173     #export DISNIXOS_USE_NIXOPS=1
 174     #export DISNIX_CLIENT_INTERFACE=disnix-nixops-client
 175     #export DISNIX_PROFILE=default
 176     #export DISNIX_TARGET_PROPERTY=hostname
 177     #export DYSNOMIA_STATEDIR="$PWD"/../sec/dysnomia
 178   '';
 179 }