Synchronize /user served by nginx with Syncthing

Add ACLs for nginx that only allow read access. This is more limited
than allowing all users read access to /srv/syncthing, or adding nginx
as a writable user to the syncthing group.

1 files changed, 34 insertions, 0 deletions

diff --git a/hostnix/elmo/web.nix b/hostnix/elmo/web.nix
new file mode 100644
index 0000000..e63d336
--- /dev/null
+++ b/hostnix/elmo/web.nix
@@ -0,0 +1,34 @@
+{ ... }:
+
+# TODO serve /srv behind authentication
+
+{
+  systemd.tmpfiles.rules = [
+    "L /home/joe/Public - - - - /srv/syncthing/Public/"
+    # It's quite hard to allow granular access to nginx using classic UNIX
+    # permissions, so use ACLs instead.
+    "A+ /srv/syncthing - - - - d:u:nginx:rX"
+    "A+ /srv/syncthing - - - - u:nginx:rX"
+  ];
+
+  services.nginx = {
+    enable = true;
+    recommendedGzipSettings = true;
+    recommendedOptimisation = true;
+    recommendedProxySettings = true;
+    recommendedTlsSettings = true;
+    virtualHosts."elmo.mou.fo" = {
+      default = true;
+      enableACME = true;
+      forceSSL = true;
+      root = "/var/www";
+      locations = {
+        "/user/".extraConfig = ''
+          autoindex on;
+          autoindex_exact_size off;
+          autoindex_localtime on;
+        '';
+      };
+    };
+  };
+}