Merge remote-tracking branch 'gum/20.09' into 20.09

4 files changed, 96 insertions, 52 deletions

diff --git a/krebs/2configs/gitlab-runner-shackspace.nix b/krebs/2configs/gitlab-runner-shackspace.nix
deleted file mode 100644
index f4247b6da..000000000
--- a/krebs/2configs/gitlab-runner-shackspace.nix
+++ /dev/null
@@ -1,33 +0,0 @@
-{ config, pkgs, ... }:
-let
-  url = "https://git.shackspace.de/";
-  # generate token from CI-token via:
-  ## gitlab-runner register
-  ## cat /etc/gitlab-runner/config.toml
-  token = import <secrets/shackspace-gitlab-ci-token.nix> ;
-in {
-  systemd.services.gitlab-runner.path = [
-    "/run/wrappers" # /run/wrappers/bin/su
-    "/" # /bin/sh
-  ];
-  systemd.services.gitlab-runner.serviceConfig.PrivateTmp = true;
-  virtualisation.docker.enable = true;
-  services.gitlab-runner = {
-    enable = true;
-    # configFile, configOptions and gracefulTimeout not yet in stable
-    # gracefulTimeout = "120min";
-    configFile = pkgs.writeText "gitlab-runner.cfg" ''
-      concurrent = 1
-      check_interval = 0
-
-      [[runners]]
-        name = "krebs-shell"
-        url = "${url}"
-        token = "${token}"
-        executor = "shell"
-        shell = "sh"
-        environment = ["PATH=/bin:/run/wrappers/bin:/etc/per-user/gitlab-runner/bin:/etc/per-user-pkgs/gitlab-runner/bin:/nix/var/nix/profiles/default/bin:/run/current-system/sw/bin"]
-        [runners.cache]
-    '';
-  };
-}
diff --git a/krebs/2configs/shack/gitlab-runner.nix b/krebs/2configs/shack/gitlab-runner.nix
index bd391851a..ecb064579 100644
--- a/krebs/2configs/shack/gitlab-runner.nix
+++ b/krebs/2configs/shack/gitlab-runner.nix
@@ -1,24 +1,48 @@
-{ pkgs, ... }:
-let
-  runner-src = builtins.fetchTarball {
-    url = "https://gitlab.com/arianvp/nixos-gitlab-runner/-/archive/master/nixos-gitlab-runner-master.tar.gz";
-    sha256 = "1s0fy5ny2ygcfvx35xws8xz5ih4z4kdfqlq3r6byxpylw7r52fyi";
-  };
-in
+{ pkgs,lib, ... }:
 {
-  imports = [
-    "${runner-src}/gitlab-runner.nix"
-  ];
-  services.gitlab-runner2 = {
+  services.gitlab-runner = {
     enable = true;
-    ## registrationConfigurationFile contains:
-    # CI_SERVER_URL=<CI server URL>
-    # REGISTRATION_TOKEN=<registration secret>
-    # RUNNER_TAG_LIST=nix,shacklan
-    # RUNNER_NAME=stockholm-runner-$name
-    registrationConfigFile = <secrets/shackspace-gitlab-ci>;
-    #gracefulTermination = true;
+    services= {
+      # runner for building in docker via host's nix-daemon
+      # nix store will be readable in runner, might be insecure
+      nix = with lib;{
+        # File should contain at least these two variables:
+        # `CI_SERVER_URL`
+        # `REGISTRATION_TOKEN`
+        registrationConfigFile = toString <secrets/shackspace-gitlab-ci>;
+        dockerImage = "alpine";
+        dockerVolumes = [
+          "/nix/store:/nix/store:ro"
+          "/nix/var/nix/db:/nix/var/nix/db:ro"
+          "/nix/var/nix/daemon-socket:/nix/var/nix/daemon-socket:ro"
+        ];
+        dockerDisableCache = true;
+        preBuildScript = pkgs.writeScript "setup-container" ''
+          mkdir -p -m 0755 /nix/var/log/nix/drvs
+          mkdir -p -m 0755 /nix/var/nix/gcroots
+          mkdir -p -m 0755 /nix/var/nix/profiles
+          mkdir -p -m 0755 /nix/var/nix/temproots
+          mkdir -p -m 0755 /nix/var/nix/userpool
+          mkdir -p -m 1777 /nix/var/nix/gcroots/per-user
+          mkdir -p -m 1777 /nix/var/nix/profiles/per-user
+          mkdir -p -m 0755 /nix/var/nix/profiles/per-user/root
+          mkdir -p -m 0700 "$HOME/.nix-defexpr"
+          . ${pkgs.nix}/etc/profile.d/nix.sh
+          ${pkgs.nix}/bin/nix-env -i ${concatStringsSep " " (with pkgs; [ nix cacert git openssh ])}
+          ${pkgs.nix}/bin/nix-channel --add https://nixos.org/channels/nixpkgs-unstable
+          ${pkgs.nix}/bin/nix-channel --update nixpkgs
+        '';
+        environmentVariables = {
+          ENV = "/etc/profile";
+          USER = "root";
+          NIX_REMOTE = "daemon";
+          PATH = "/nix/var/nix/profiles/default/bin:/nix/var/nix/profiles/default/sbin:/bin:/sbin:/usr/bin:/usr/sbin";
+          NIX_SSL_CERT_FILE = "/nix/var/nix/profiles/default/etc/ssl/certs/ca-bundle.crt";
+        };
+        tagList = [ "nix" "shacklan" ];
+      };
+    };
   };
-  systemd.services.gitlab-runner2.restartIfChanged = false;
+  systemd.services.gitlab-runner.restartIfChanged = false;
   systemd.services.docker.restartIfChanged = false;
 }
diff --git a/krebs/2configs/shack/share.nix b/krebs/2configs/shack/share.nix
index 465d6ef69..d8d65d309 100644
--- a/krebs/2configs/shack/share.nix
+++ b/krebs/2configs/shack/share.nix
@@ -37,6 +37,9 @@
       # for legacy systems
       client min protocol = NT1
       server min protocol = NT1
+      workgroup = WORKGROUP
+      server string = ${config.networking.hostName}
+      netbios name = ${config.networking.hostName}
     '';
   };
 }
diff --git a/krebs/2configs/tor/initrd.nix b/krebs/2configs/tor/initrd.nix
new file mode 100644
index 000000000..98ed039b4
--- /dev/null
+++ b/krebs/2configs/tor/initrd.nix
@@ -0,0 +1,50 @@
+{config, pkgs, ... }:
+## unlock command:
+# (brain hosts/puyak/luks-ssd;echo)  | ssh root@$(brain krebs-secrets/puyak/initrd/hostname) 'cat > /crypt-ramfs/passphrase'
+{
+  boot.initrd.network.enable = true;
+  boot.initrd.network.ssh = {
+    enable = true;
+    port = 22;
+    authorizedKeys = [
+      config.krebs.users.jeschli-brauerei.pubkey
+      config.krebs.users.lass.pubkey
+      config.krebs.users.lass-mors.pubkey
+      config.krebs.users.makefu.pubkey
+      config.krebs.users.tv.pubkey
+    ];
+    hostKeys = [ <secrets/initrd/openssh_host_ecdsa_key> ];
+  };
+  boot.initrd.availableKernelModules = [ "e1000e" ];
+
+  boot.initrd.secrets = {
+    "/etc/tor/onion/bootup" = <secrets/initrd>;
+  };
+
+  boot.initrd.extraUtilsCommands = ''
+    copy_bin_and_libs ${pkgs.tor}/bin/tor
+  '';
+
+  # start tor during boot process
+  boot.initrd.network.postCommands = let
+    torRc = (pkgs.writeText "tor.rc" ''
+      DataDirectory /etc/tor
+      SOCKSPort 127.0.0.1:9050 IsolateDestAddr
+      SOCKSPort 127.0.0.1:9063
+      HiddenServiceDir /etc/tor/onion/bootup
+      HiddenServicePort 22 127.0.0.1:22
+    '');
+  in ''
+    echo "tor: preparing onion folder"
+    # have to do this otherwise tor does not want to start
+    chmod -R 700 /etc/tor
+
+    echo "make sure localhost is up"
+    ip a a 127.0.0.1/8 dev lo
+    ip link set lo up
+
+    echo "tor: starting tor"
+    tor -f ${torRc} --verify-config
+    tor -f ${torRc} &
+  '';
+}