treewide: limit rsync pull target access to principal

hosts/bekkalokk/services/mediawiki/default.nix

@@ -56,6 +56,7 @@ in {
       rrsyncArgs.ro = true;
       authorizedKeysAttrs = [
         "restrict"
+        "from=\"principal.pvv.ntnu.no,${values.hosts.principal.ipv6},${values.hosts.principal.ipv4}\""
         "no-agent-forwarding"
         "no-port-forwarding"
         "no-pty"

hosts/bekkalokk/services/vaultwarden.nix

@@ -1,4 +1,4 @@
-{ config, pkgs, lib, ... }:
+{ config, pkgs, lib, values, ... }:
 let
   cfg = config.services.vaultwarden;
   domain = "pw.pvv.ntnu.no";
@@ -107,6 +107,7 @@ in {
       rrsyncArgs.ro = true;
       authorizedKeysAttrs = [
         "restrict"
+        "from=\"principal.pvv.ntnu.no,${values.hosts.principal.ipv6},${values.hosts.principal.ipv4}\""
         "no-agent-forwarding"
         "no-port-forwarding"
         "no-pty"

hosts/bekkalokk/services/webmail/snappymail.nix

@@ -1,4 +1,4 @@
-{ config, lib, fp, pkgs, ... }:
+{ config, lib, fp, pkgs, values, ... }:
 let
   cfg = config.services.snappymail;
 in {
@@ -22,6 +22,7 @@ in {
       rrsyncArgs.ro = true;
       authorizedKeysAttrs = [
         "restrict"
+        "from=\"principal.pvv.ntnu.no,${values.hosts.principal.ipv6},${values.hosts.principal.ipv4}\""
         "no-agent-forwarding"
         "no-port-forwarding"
         "no-pty"

hosts/bicep/services/matrix/synapse.nix

@@ -34,6 +34,7 @@ in {
       rrsyncArgs.ro = true;
       authorizedKeysAttrs = [
         "restrict"
+        "from=\"principal.pvv.ntnu.no,${values.hosts.principal.ipv6},${values.hosts.principal.ipv4}\""
         "no-agent-forwarding"
         "no-port-forwarding"
         "no-pty"

hosts/bicep/services/mysql/backup.nix

@@ -1,4 +1,4 @@
-{ config, lib, pkgs, ... }:
+{ config, lib, pkgs, values, ... }:
 let
   cfg = config.services.mysql;
   backupDir = "/data/mysql-backups";
@@ -22,6 +22,7 @@ in
       rrsyncArgs.ro = true;
       authorizedKeysAttrs = [
         "restrict"
+        "from=\"principal.pvv.ntnu.no,${values.hosts.principal.ipv6},${values.hosts.principal.ipv4}\""
         "no-agent-forwarding"
         "no-port-forwarding"
         "no-pty"

hosts/bicep/services/postgresql/backup.nix

@@ -1,4 +1,4 @@
-{ config, lib, pkgs, ... }:
+{ config, lib, pkgs, values, ... }:
 let
   cfg = config.services.postgresql;
   backupDir = "/data/postgresql-backups";
@@ -23,6 +23,7 @@ in
       rrsyncArgs.ro = true;
       authorizedKeysAttrs = [
         "restrict"
+        "from=\"principal.pvv.ntnu.no,${values.hosts.principal.ipv6},${values.hosts.principal.ipv4}\""
         "no-agent-forwarding"
         "no-port-forwarding"
         "no-pty"

hosts/kommode/services/gitea/default.nix

@@ -202,6 +202,7 @@ in {
       rrsyncArgs.ro = true;
       authorizedKeysAttrs = [
         "restrict"
+        "from=\"principal.pvv.ntnu.no,${values.hosts.principal.ipv6},${values.hosts.principal.ipv4}\""
         "no-agent-forwarding"
         "no-port-forwarding"
         "no-pty"

values.nix

@@ -73,6 +73,10 @@ in rec {
       ipv4 = pvv-ipv4 179;
       ipv6 = pvv-ipv6 "1:2";
     };
+    principal = {
+      ipv4 = pvv-ipv4 233;
+      ipv6 = pvv-ipv6 "4:233";
+    };
     ustetind = {
       ipv4 = pvv-ipv4 234;
       ipv6 = pvv-ipv6 234;