From ab946ab7c12a5f25c62c0abfea5fa38189411e7b Mon Sep 17 00:00:00 2001
From: lassulus <lass@aidsballs.de>
Date: Fri, 18 Sep 2015 03:04:39 +0200
Subject: add "make infest"

---
 krebs/3modules/default.nix | 106 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 106 insertions(+)

(limited to 'krebs/3modules')

diff --git a/krebs/3modules/default.nix b/krebs/3modules/default.nix
index a6b5a190..2db9feda 100644
--- a/krebs/3modules/default.nix
+++ b/krebs/3modules/default.nix
@@ -121,6 +121,112 @@ let
 
               exec "$profile"/bin/switch-to-configuration switch
               EOF
+
+            '';
+          };
+          infest = mkOption {
+            type = types.str;
+            default = ''
+              #! /bin/sh
+              set -efux
+
+              target=${escapeShellArg cfg.build.target}
+
+              push(){(
+                src=$1/
+                dst=$target:/mnt$2
+                rsync \
+                  --exclude .git \
+                  --exclude .graveyard \
+                  --exclude old \
+                  --rsync-path="mkdir -p \"/mnt$2\" && rsync" \
+                  --delete-excluded \
+                  -vrLptgoD \
+                  "$src" "$dst"
+              )}
+
+              cat krebs/4lib/infest/1prepare | ssh "$target"
+              cat krebs/4lib/infest/2install-nix | ssh "$target"
+
+              ${concatStrings (mapAttrsToList (name: { url, rev, ... }:
+                optionalString (rev == null) ''
+                  push ${toString (map escapeShellArg [
+                    "${url}"
+                    "/root/src/${name}"
+                  ])}
+                '') config.deps)}
+
+              ssh -S none "$target" /bin/sh <<\EOF
+              set -efux
+
+              fetch(){(
+                url=$1
+                rev=$2
+                dst=$3
+                mkdir -p "$dst"
+                cd "$dst"
+                if ! test -e .git; then
+                  git init
+                fi
+                if ! cur_url=$(git config remote.origin.url 2>/dev/null); then
+                  git remote add origin "$url"
+                elif test "$cur_url" != "$url"; then
+                  git remote set-url origin "$url"
+                fi
+                if test "$(git rev-parse --verify HEAD 2>/dev/null)" != "$rev"; then
+                  git fetch origin
+                  git checkout "$rev" -- .
+                  git checkout -q "$rev"
+                  git submodule init
+                  git submodule update
+                fi
+                git clean -dxf
+              )}
+
+              ${concatStrings (mapAttrsToList (name: { url, rev, ... }:
+                optionalString (rev != null) ''
+                  fetch ${toString (map escapeShellArg [
+                    url
+                    rev
+                    "/mnt/root/src/${name}"
+                  ])}
+                '') config.deps)}
+
+              export PATH=/root/.nix-profile/bin:/root/.nix-profile/sbin:$PATH
+
+              sed < "$(type -p nixos-install)" > nixos-install '
+                /^echo "building the system configuration..."/,/--set -A system/{
+                  s/.*/# &/
+                  s@.*--set -A system.*@&\n${concatStringsSep " " [
+                    "NIX_PATH=/mnt/root/src/"
+                    "nix-env"
+                    "-Q"
+                    "-p /nix/var/nix/profiles/system"
+                    "-f \"<stockholm>\""
+                    "--set"
+                    "-A system"
+                    "--argstr user-name ${escapeShellArg cfg.build.user.name}"
+                    "--argstr system-name ${escapeShellArg cfg.build.host.name}"
+                  ]}@
+                }
+              '
+
+              sed -i 's/^nixpkgs=.*$/#&/' nixos-install
+
+
+              chmod +x nixos-install
+
+              echo {} > /root/dummy.nix
+
+              echo build system...
+              profile=/nix/var/nix/profiles/system
+              NIXOS_CONFIG=/root/dummy.nix \
+              ./nixos-install -I /root/src/
+              #nl -bp nixos-install
+
+              EOF
+
+              cat krebs/4lib/infest/4finalize | ssh "$target"
             '';
           };
           host = mkOption {
-- 
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