shell.nix

   1 let
   2   nixpkgs_channel = builtins.getEnv "nixpkgs_channel";
   3   originNixpkgs = import (.config/nixpkgs-channel + ("/" + nixpkgs_channel + ".nix"));
   4   originPkgs = import originNixpkgs {
   5     config   = {}; # Make the config pure, ignoring user's config.
   6     overlays = [];
   7   };
   8   remoteNixpkgsPatches = [
   9     /*
  10     { meta.description = "nsd : use types.lines where appropriate";
  11       url = "https://github.com/NixOS/nixpkgs/pull/78968.diff";
  12       sha256 = "11bqq1g1ax6i7xghihyhklmqpsq3njalardp6nvzphkjgxrypb47";
  13     }
  14     { meta.description = "shorewall: init at 5.2.3.3";
  15       url = "https://github.com/NixOS/nixpkgs/pull/46131.diff";
  16       sha256 = "0mfzlcr23ni5spnwksmmls50sw10alqbr5j6hjrwp9i30z0419yx";
  17     }
  18     */
  19     { meta.description = "Dovecot plugin for Full Text Search (FTS) with Xapian";
  20       url = "https://github.com/NixOS/nixpkgs/pull/78780.diff";
  21       sha256 = "053md69ryybj27cp0xdfrza48zyzpblk6wvb2m2dbs9hm0gmcwc4";
  22     }
  23     /* Disabled because it triggers the local build of too many reverse-dependencies
  24     { meta.description = "openldap: enable sha2 and pbkdf2 modules";
  25       url = "https://github.com/NixOS/nixpkgs/pull/79286.diff";
  26       sha256 = "0y255x74qksqy7fm4bdwlknhm3s55vgfgbv4dd7580p4lcavya0m";
  27     }
  28     */
  29     /*
  30     { meta.description = "Replace simp-le with lego and support DNS-01 challenge";
  31       url = "https://github.com/NixOS/nixpkgs/pull/77578.diff";
  32       sha256 = "15zs2146zh54jg1gywrcwyqxpx7izc35vlakk3cvrlqwwsvlr2rf";
  33     }
  34     */
  35     { meta.description = "dstat: fix pluginpath";
  36       url = "https://github.com/NixOS/nixpkgs/pull/80151.diff";
  37       sha256 = "0jjw2gvp7b7v2n2m2d6yj0gw711j6p9lyjf5ywp2y9ql6905qf4b";
  38     }
  39     /*
  40     { meta.description = "shorewall: fix warnings due to types.loaOf being deprecated";
  41       url = "https://github.com/NixOS/nixpkgs/pull/80154.diff";
  42       sha256 = "0b216m1rib3jl6s3r5cbkd5h1bfhppikg4cz9ayr1fspsflr3bci";
  43     }
  44     { meta.description = "shorewall: fix RestartTriggers";
  45       url = "https://github.com/NixOS/nixpkgs/pull/81774.diff";
  46       sha256 = "14drpym2mq9gq505psjzqq23gv0wkbwrrvh438h5jirzcym3467a";
  47     }
  48     */
  49   ];
  50   localNixpkgsPatches = [
  51     patches/direnv.diff
  52   ];
  53   nixpkgs = originPkgs.stdenv.mkDerivation {
  54     name = "nixpkgs-patched";
  55     src = originNixpkgs;
  56     phases = [ "unpackPhase" "patchPhase" ];
  57     patches = map originPkgs.fetchpatch remoteNixpkgsPatches ++ localNixpkgsPatches;
  58     postPatch = ''
  59       set -x
  60       patch=$(printf '%s\n' ${builtins.concatStringsSep " "
  61          (map (p: p.sha256) remoteNixpkgsPatches ++ localNixpkgsPatches)} |
  62         sort | sha256sum | cut -c -7)
  63       mv $PWD $out
  64       echo "+patch-$patch" >$out/.version-suffix
  65     '';
  66   };
  67   pkgs = import nixpkgs {
  68     config = {}; # Make the config pure, ignoring user's config.
  69     overlays = import ./overlays.nix;
  70   };
  71
  72   lib = pkgs.lib;
  73   nixos = pkgs.nixos {};
  74   # Configuration of shell/modules/
  75   configuration = {config, ...}: {
  76     imports = [
  77     ];
  78     nix = {
  79       nixConf = ''
  80         auto-optimise-store = true
  81       '';
  82     };
  83     nix-plugins = {
  84       enable = true;
  85     };
  86     gnupg = {
  87       enable = true;
  88       gnupgHome = toString ../sec/gnupg;
  89       keys = import shell/openpgp.nix;
  90       gpgExtraConf = ''
  91         # julm@sourcephile.fr
  92         trusted-key 0xB2450D97085B7B8C
  93       '';
  94     };
  95     openssl = {
  96       enable = true;
  97       opensslHome = toString ../sec/openssl;
  98       certificates = import shell/x509.nix;
  99     };
 100     openssh = {
 101       # WARNING: nixops uses its own ssh, not this one.
 102       enable = true;
 103       sshConf = ''
 104         Ciphers aes256-gcm@openssh.com,aes128-gcm@openssh.com,aes256-ctr
 105         Compression no
 106         #CompressionLevel 4
 107         ControlMaster auto
 108         ControlPath ${builtins.toString ../sec/ssh}/ssh-%h-%p-%r.socket
 109         HashKnownHosts no
 110         #SSAPIAuthentication no
 111         SendEnv LANG LC_*
 112         StrictHostKeyChecking yes
 113         UserKnownHostsFile ${builtins.toString ../sec/ssh/known_hosts}
 114       '';
 115     };
 116     virtualbox = {
 117       enable = true;
 118     };
 119   };
 120
 121   # Using modules enables to separate specific configurations
 122   # from reusable code in shell/modules.nix and shell/modules/
 123   # which may find its way in another git repository one day.
 124   modules =
 125     (import shell/modules.nix {
 126       inherit pkgs lib;
 127       modules = [ configuration ];
 128     }).config;
 129
 130   # Utility to query the Nix files like nixops show-option
 131   # but without requiring a nixops database, and not limited to config entries.
 132   pwd = toString (./. + "");
 133   sourcephile-nix-get = pkgs.writeShellScriptBin "sourcephile-nix-get" ''
 134     nix-instantiate --read-write-mode \
 135      --arg networkExprs "[${pwd}/servers.nix ${pwd}/servers/production.nix]" \
 136      --arg args '{}' --argstr "uuid" whatever \
 137      --argstr deploymentName production "<nixops/eval-machine-info.nix>" \
 138      --eval-only --strict --arg checkConfigurationOptions false -A "$@"
 139   '';
 140   sourcephile-shred-tmp = pkgs.writeShellScriptBin "sourcephile-shred-tmp" ''
 141     # Cleanup "../sec/tmp/"
 142     # This is done when entering the nix-shell
 143     # because direnv already hooks trap EXIT.
 144     cd "${pwd}"
 145     test ! -e sec/tmp || {
 146     find sec/tmp -type f -exec shred -fu {} +
 147     rm -rf sec/tmp
 148     }
 149   '';
 150 in
 151 pkgs.mkShell {
 152   name = "sourcephile-nix";
 153   src = null;
 154   #preferLocalBuild = true;
 155   #allowSubstitutes = false;
 156   buildInputs = modules.nix-shell.buildInputs ++ [
 157     sourcephile-nix-get
 158     sourcephile-shred-tmp
 159     nixos.nixos-generate-config
 160     nixos.nixos-install
 161     nixos.nixos-enter
 162     #pkgs.binutils
 163     pkgs.coreutils
 164     pkgs.cryptsetup
 165     pkgs.curl
 166     #pkgs.direnv
 167     pkgs.dnsutils
 168     #pkgs.dropbear
 169     pkgs.e2fsprogs
 170     pkgs.git
 171     pkgs.glibcLocales
 172     pkgs.gnumake
 173     pkgs.gnupg
 174     pkgs.htop
 175     #pkgs.inetutils
 176     pkgs.ipcalc
 177     #pkgs.iputils
 178     pkgs.less
 179     pkgs.libfaketime
 180     pkgs.ldns
 181     #pkgs.ldns.examples
 182     #pkgs.mailutils
 183     pkgs.man
 184     pkgs.mdadm
 185     pkgs.gptfdisk
 186     pkgs.ncdu
 187     pkgs.ncurses
 188     pkgs.nixops
 189     #pkgs.openssl
 190     pkgs.pass
 191     pkgs.procps
 192     pkgs.rsync
 193     #pkgs.rxvt_unicode.terminfo
 194     #pkgs.sqlite
 195     pkgs.sqlite
 196     #pkgs.sudo
 197     pkgs.tig
 198     pkgs.time
 199     #pkgs.tmux
 200     pkgs.tree
 201     pkgs.utillinux
 202     #pkgs.vim
 203     #pkgs.virtualbox
 204     pkgs.which
 205     pkgs.xdg_utils
 206     pkgs.zfs
 207     pkgs.fio
 208     pkgs.strace
 209     pkgs.utillinux
 210     #pkgs.zfstools
 211   ];
 212   #enableParallelBuilding = true;
 213   shellHook = ''
 214     echo >&2 "nix: running shellHook"
 215
 216     # Nix
 217     PATH=$NIX_SHELL_PATH:$PATH
 218     export NIX_PATH="nixpkgs=${toString pkgs.path}:nixpkgs-overlays="$PWD"/overlays:nixops=${toString pkgs.nixops}/share/nix/nixops"
 219
 220     # Since the .envrc calls this shellHook
 221     # the EXIT trap cannot be freely used
 222     # because it's already used by direnv,
 223     # hence shred at startup, which is not ideal.
 224     sourcephile-shred-tmp
 225
 226     ${modules.nix-shell.shellHook}
 227
 228     # password-store
 229     export PASSWORD_STORE_DIR="$PWD"/../sec/pass
 230
 231     # gpg
 232     export GPG_TTY=$(tty)
 233     gpg-connect-agent updatestartuptty /bye >/dev/null
 234
 235     # nixops
 236     #export NIXOPS_DEPLOYMENT="staging"
 237     export MERMET_DEPLOYMENT=production
 238     export LOSURDO_DEPLOYMENT=production
 239     export NIXOPS_STATE="$PWD"/../sec/nixops/state.nixops
 240     NIXOPS_OPTS+=" --show-trace"
 241     export NIXOPS_OPTS
 242
 243     # disnix
 244     #export DISNIXOS_USE_NIXOPS=1
 245     #export DISNIX_CLIENT_INTERFACE=disnix-nixops-client
 246     #export DISNIX_PROFILE=default
 247     #export DISNIX_TARGET_PROPERTY=hostname
 248     #export DYSNOMIA_STATEDIR="$PWD"/../sec/dysnomia
 249   '';
 250 }