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 = "15ix8kwisjcgf4n7x7vlh223rb3206lcd5b13wbcvld07rzinjkc";
  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.applyPatches {
  54     name = "nixpkgs-patched";
  55     src = originNixpkgs;
  56     patches = map originPkgs.fetchpatch remoteNixpkgsPatches ++ localNixpkgsPatches;
  57     postPatch = ''
  58       patch=$(printf '%s\n' ${builtins.concatStringsSep " "
  59          (map (p: p.sha256) remoteNixpkgsPatches ++ localNixpkgsPatches)} |
  60         sort | sha256sum | cut -c -7)
  61       echo "+patch-$patch" >.version-suffix
  62     '';
  63   };
  64   pkgs = import nixpkgs {
  65     config = {}; # Make the config pure, ignoring user's config.
  66     overlays = import ./overlays.nix;
  67   };
  68
  69   lib = pkgs.lib;
  70   nixos = pkgs.nixos {};
  71   # Configuration of shell/modules/
  72   configuration = {config, ...}: {
  73     imports = [
  74     ];
  75     nix = {
  76       nixConf = ''
  77         auto-optimise-store = true
  78       '';
  79     };
  80     nix-plugins = {
  81       enable = true;
  82     };
  83     gnupg = {
  84       enable = true;
  85       gnupgHome = toString ../sec/gnupg;
  86       keys = import shell/openpgp.nix;
  87       gpgExtraConf = ''
  88         # julm@sourcephile.fr
  89         trusted-key 0xB2450D97085B7B8C
  90       '';
  91     };
  92     openssl = {
  93       enable = true;
  94       opensslHome = toString ../sec/openssl;
  95       certificates = import shell/x509.nix;
  96     };
  97     openssh = {
  98       # WARNING: nixops uses its own ssh, not this one.
  99       enable = true;
 100       sshConf = ''
 101         Ciphers aes256-gcm@openssh.com,aes128-gcm@openssh.com,aes256-ctr
 102         Compression no
 103         #CompressionLevel 4
 104         ControlMaster auto
 105         ControlPath ${builtins.toString ../sec/ssh}/ssh-%h-%p-%r.socket
 106         HashKnownHosts no
 107         #SSAPIAuthentication no
 108         SendEnv LANG LC_*
 109         StrictHostKeyChecking yes
 110         UserKnownHostsFile ${builtins.toString ../sec/ssh/known_hosts}
 111       '';
 112     };
 113     virtualbox = {
 114       enable = true;
 115     };
 116   };
 117
 118   # Using modules enables to separate specific configurations
 119   # from reusable code in shell/modules.nix and shell/modules/
 120   # which may find its way in another git repository one day.
 121   modules =
 122     (import shell/modules.nix {
 123       inherit pkgs lib;
 124       modules = [ configuration ];
 125     }).config;
 126
 127   # Utility to query the Nix files like nixops show-option
 128   # but without requiring a nixops database, and not limited to config entries.
 129   pwd = toString (./. + "");
 130   sourcephile-nix-get = pkgs.writeShellScriptBin "sourcephile-nix-get" ''
 131     nix-instantiate --read-write-mode \
 132      --arg networkExprs "[${pwd}/servers.nix ${pwd}/servers/production.nix]" \
 133      --arg args '{}' --argstr "uuid" whatever \
 134      --argstr deploymentName production "<nixops/eval-machine-info.nix>" \
 135      --eval-only --strict --arg checkConfigurationOptions false -A "$@"
 136   '';
 137   sourcephile-shred-tmp = pkgs.writeShellScriptBin "sourcephile-shred-tmp" ''
 138     # Cleanup "../sec/tmp/"
 139     # This is done when entering the nix-shell
 140     # because direnv already hooks trap EXIT.
 141     cd "${pwd}"
 142     test ! -e sec/tmp || {
 143     find sec/tmp -type f -exec shred -fu {} +
 144     rm -rf sec/tmp
 145     }
 146   '';
 147 in
 148 pkgs.mkShell {
 149   name = "sourcephile-nix";
 150   src = null;
 151   #preferLocalBuild = true;
 152   #allowSubstitutes = false;
 153   buildInputs = modules.nix-shell.buildInputs ++ [
 154     sourcephile-nix-get
 155     sourcephile-shred-tmp
 156     nixos.nixos-generate-config
 157     nixos.nixos-install
 158     nixos.nixos-enter
 159     #pkgs.binutils
 160     pkgs.coreutils
 161     pkgs.cryptsetup
 162     pkgs.curl
 163     #pkgs.direnv
 164     pkgs.dnsutils
 165     #pkgs.dropbear
 166     pkgs.e2fsprogs
 167     pkgs.git
 168     pkgs.glibcLocales
 169     pkgs.gnumake
 170     pkgs.gnupg
 171     pkgs.htop
 172     #pkgs.inetutils
 173     pkgs.ipcalc
 174     #pkgs.iputils
 175     pkgs.less
 176     pkgs.libfaketime
 177     pkgs.ldns
 178     #pkgs.ldns.examples
 179     #pkgs.mailutils
 180     pkgs.man
 181     pkgs.mdadm
 182     pkgs.gptfdisk
 183     pkgs.ncdu
 184     pkgs.ncurses
 185     pkgs.nixops
 186     #pkgs.openssl
 187     pkgs.pass
 188     pkgs.procps
 189     pkgs.rsync
 190     #pkgs.rxvt_unicode.terminfo
 191     #pkgs.sqlite
 192     pkgs.sqlite
 193     #pkgs.sudo
 194     pkgs.tig
 195     pkgs.time
 196     #pkgs.tmux
 197     pkgs.tree
 198     pkgs.utillinux
 199     #pkgs.vim
 200     #pkgs.virtualbox
 201     pkgs.which
 202     pkgs.xdg_utils
 203     pkgs.zfs
 204     pkgs.fio
 205     pkgs.strace
 206     pkgs.utillinux
 207     #pkgs.zfstools
 208   ];
 209   #enableParallelBuilding = true;
 210   shellHook = ''
 211     echo >&2 "nix: running shellHook"
 212
 213     # Nix
 214     PATH=$NIX_SHELL_PATH:$PATH
 215     export NIX_PATH="nixpkgs=${toString pkgs.path}:nixpkgs-overlays="$PWD"/overlays:nixops=${toString pkgs.nixops}/share/nix/nixops"
 216
 217     # Since the .envrc calls this shellHook
 218     # the EXIT trap cannot be freely used
 219     # because it's already used by direnv,
 220     # hence shred at startup, which is not ideal.
 221     sourcephile-shred-tmp
 222
 223     ${modules.nix-shell.shellHook}
 224
 225     # password-store
 226     export PASSWORD_STORE_DIR="$PWD"/../sec/pass
 227
 228     # gpg
 229     export GPG_TTY=$(tty)
 230     gpg-connect-agent updatestartuptty /bye >/dev/null
 231
 232     # nixops
 233     #export NIXOPS_DEPLOYMENT="staging"
 234     export MERMET_DEPLOYMENT=production
 235     export LOSURDO_DEPLOYMENT=production
 236     export NIXOPS_STATE="$PWD"/../sec/nixops/state.nixops
 237     NIXOPS_OPTS+=" --show-trace"
 238     export NIXOPS_OPTS
 239
 240     # disnix
 241     #export DISNIXOS_USE_NIXOPS=1
 242     #export DISNIX_CLIENT_INTERFACE=disnix-nixops-client
 243     #export DISNIX_PROFILE=default
 244     #export DISNIX_TARGET_PROPERTY=hostname
 245     #export DYSNOMIA_STATEDIR="$PWD"/../sec/dysnomia
 246   '';
 247 }