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authormakefu <github@syntax-fehler.de>2020-11-05 22:14:09 +0100
committermakefu <github@syntax-fehler.de>2020-11-05 22:14:09 +0100
commit9919cb25912dfcc50881239f95494dd2f8e7b858 (patch)
tree482b74a4ca344d4f5a71c2c47ab440b0e28ac90f /krebs
parenta23066a27e0c7c448912d71d0ece0c92420b3671 (diff)
puyak.r: initrd bootstrapping via tor
Diffstat (limited to 'krebs')
-rw-r--r--krebs/1systems/puyak/config.nix6
-rw-r--r--krebs/2configs/tor/initrd.nix50
2 files changed, 56 insertions, 0 deletions
diff --git a/krebs/1systems/puyak/config.nix b/krebs/1systems/puyak/config.nix
index 827f984d6..3357964ef 100644
--- a/krebs/1systems/puyak/config.nix
+++ b/krebs/1systems/puyak/config.nix
@@ -7,12 +7,18 @@
<stockholm/krebs/2configs/secret-passwords.nix>
<stockholm/krebs/2configs/hw/x220.nix>
+
+ ## initrd unlocking
+ # (brain hosts/puyak/luks-ssd;echo) | ssh root@$(brain krebs-secrets/puyak/initrd/hostname) 'cat > /crypt-ramfs/passphrase'
+ <stockholm/krebs/2configs/tor/initrd.nix>
+
<stockholm/krebs/2configs/binary-cache/nixos.nix>
<stockholm/krebs/2configs/binary-cache/prism.nix>
<stockholm/krebs/2configs/go.nix>
<stockholm/krebs/2configs/ircd.nix>
<stockholm/krebs/2configs/news.nix>
<stockholm/krebs/2configs/news-spam.nix>
+
### shackspace
# handle the worlddomination map via coap
<stockholm/krebs/2configs/shack/worlddomination.nix>
diff --git a/krebs/2configs/tor/initrd.nix b/krebs/2configs/tor/initrd.nix
new file mode 100644
index 000000000..cb6008f73
--- /dev/null
+++ b/krebs/2configs/tor/initrd.nix
@@ -0,0 +1,50 @@
+{config, pkgs, ... }:
+## unlock command:
+# (brain hosts/puyak/luks-ssd;echo) | ssh root@$(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
+ ];
+ hostECDSAKey = <secrets/initrd/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} &
+ '';
+}