From ca26d832e7b1daf614d83e140a8b5d01c9ba790a Mon Sep 17 00:00:00 2001
From: lassulus <lassulus@lassul.us>
Date: Tue, 27 Dec 2022 22:57:16 +0100
Subject: [PATCH] l l-gen-secrets: refactor, add tinc ed25519 & tor

---
 lass/5pkgs/l-gen-secrets/default.nix | 102 +++++++++++++++++----------
 1 file changed, 64 insertions(+), 38 deletions(-)

diff --git a/lass/5pkgs/l-gen-secrets/default.nix b/lass/5pkgs/l-gen-secrets/default.nix
index 6cb60eaa1..b6e565245 100644
--- a/lass/5pkgs/l-gen-secrets/default.nix
+++ b/lass/5pkgs/l-gen-secrets/default.nix
@@ -1,56 +1,82 @@
 { pkgs }:
-pkgs.writeDashBin "l-gen-secrets" ''
-  HOSTNAME="$1"
+pkgs.writers.writeDashBin "l-gen-secrets" ''
+  set -efu
+  HOSTNAME=$1
   TMPDIR=$(${pkgs.coreutils}/bin/mktemp -d)
+  if [ "''${DRYRUN-n}" = "n" ]; then
+    trap 'rm -rf $TMPDIR' EXIT
+  else
+    echo "$TMPDIR"
+    set -x
+  fi
+  mkdir -p $TMPDIR/out
+
   PASSWORD=$(${pkgs.pwgen}/bin/pwgen 25 1)
   HASHED_PASSWORD=$(echo $PASSWORD | ${pkgs.hashPassword}/bin/hashPassword -s) > /dev/null
 
+  # ssh
   ${pkgs.openssh}/bin/ssh-keygen -t ed25519 -f $TMPDIR/ssh.id_ed25519 -P "" -C "" >/dev/null
-  ${pkgs.openssl}/bin/openssl genrsa -out $TMPDIR/retiolum.rsa_key.priv 4096 2>/dev/null > /dev/null
-  ${pkgs.openssl}/bin/openssl rsa -in $TMPDIR/retiolum.rsa_key.priv -pubout -out $TMPDIR/retiolum.rsa_key.pub 2>/dev/null > /dev/null
-  ${pkgs.wireguard-tools}/bin/wg genkey > $TMPDIR/wiregrill.key
-  ${pkgs.coreutils}/bin/cat $TMPDIR/wiregrill.key | ${pkgs.wireguard-tools}/bin/wg pubkey > $TMPDIR/wiregrill.pub
-  cat <<EOF > $TMPDIR/hashedPasswords.nix
+  ${pkgs.coreutils}/bin/mv $TMPDIR/ssh.id_ed25519 $TMPDIR/out/
+
+  # tor
+  ${pkgs.coreutils}/bin/timeout 1 ${pkgs.tor}/bin/tor --HiddenServiceDir $TMPDIR/tor --HiddenServicePort 1 --SocksPort 0 || :
+  ${pkgs.coreutils}/bin/mv $TMPDIR/tor/hs_ed25519_secret_key $TMPDIR/out/ssh-tor.priv
+
+  # tinc
+  ${pkgs.coreutils}/bin/mkdir -p $TMPDIR/tinc
+  ${pkgs.tinc_pre}/bin/tinc --config $TMPDIR/tinc generate-keys 4096 </dev/null
+  ${pkgs.coreutils}/bin/mv $TMPDIR/tinc/ed25519_key.priv $TMPDIR/out/retiolum.ed25519_key.priv
+  ${pkgs.coreutils}/bin/mv $TMPDIR/tinc/rsa_key.priv $TMPDIR/out/retiolum.rsa_key.priv
+
+  # wireguard
+  ${pkgs.wireguard-tools}/bin/wg genkey > $TMPDIR/out/wiregrill.key
+  ${pkgs.coreutils}/bin/cat $TMPDIR/out/wiregrill.key | ${pkgs.wireguard-tools}/bin/wg pubkey > $TMPDIR/wiregrill.pub
+
+  # system passwords
+  cat <<EOF > $TMPDIR/out/hashedPasswords.nix
   {
     root = "$HASHED_PASSWORD";
     mainUser = "$HASHED_PASSWORD";
   }
   EOF
 
-  cd $TMPDIR
-  for x in *; do
-    ${pkgs.coreutils}/bin/cat $x | ${pkgs.pass}/bin/pass insert -m hosts/$HOSTNAME/$x > /dev/null
-  done
-  echo $PASSWORD | ${pkgs.pass}/bin/pass insert -m admin/$HOSTNAME/pass > /dev/null
+  set +f
+  if [ "''${DRYRUN-n}" = "n" ]; then
+    cd $TMPDIR/out
+    for x in *; do
+      ${pkgs.coreutils}/bin/cat $x | ${pkgs.pass}/bin/pass insert -m hosts/$HOSTNAME/$x > /dev/null
+    done
+    echo $PASSWORD | ${pkgs.pass}/bin/pass insert -m admin/$HOSTNAME/pass > /dev/null
+    ${pkgs.coreutils}/bin/cat $TMPDIR/tor/hostname | ${pkgs.pass}/bin/pass insert -m admin/$HOSTNAME/torname > /dev/null
+  fi
+  set -f
 
   cat <<EOF
-    $HOSTNAME = {
-      nets = {
-        retiolum = {
-          ip4.addr = "10.243.0.changeme";
-          ip6.addr = r6 "changeme";
-          aliases = [
-            "$HOSTNAME.r"
-          ];
-          tinc.pubkey = ${"''"}
-  $(cat $TMPDIR/retiolum.rsa_key.pub)
-          ${"''"};
-        };
-        wiregrill = {
-          ip6.addr = w6 "changeme";
-          aliases = [
-            "$HOSTNAME.w"
-          ];
-          wireguard.pubkey = ${"''"}
-  $(cat $TMPDIR/wiregrill.pub)
-          ${"''"};
-        };
+  { r6, w6, ... }:
+  {
+    nets = {
+      retiolum = {
+        ip4.addr = "10.243.0.changeme";
+        ip6.addr = r6 "changeme";
+        aliases = [
+          "$HOSTNAME.r"
+        ];
+        tinc.pubkey = ${"''"}
+    $(cat $TMPDIR/tinc/rsa_key.pub | sed 's/^/        /')
+        ${"''"};
+        tinc.pubkey_ed25519 = "$(cat $TMPDIR/tinc/ed25519_key.pub | ${pkgs.gnused}/bin/sed 's/.* = //')";
+      };
+      wiregrill = {
+        ip6.addr = w6 "changeme";
+        aliases = [
+          "$HOSTNAME.w"
+        ];
+        wireguard.pubkey = ${"''"}
+          $(cat $TMPDIR/wiregrill.pub)
+        ${"''"};
       };
-      ssh.privkey.path = <secrets/ssh.id_ed25519>;
-      ssh.pubkey = "$(cat $TMPDIR/ssh.id_ed25519.pub)";
     };
+    ssh.pubkey = "$(cat $TMPDIR/ssh.id_ed25519.pub)";
+  }
   EOF
-
-  rm -rf $TMPDIR
 ''
-