feat: add oura and scrolls

flake.nix

@@ -32,6 +32,8 @@
     #  flake = false;
     #};
     # --------------------------------------------------------------
+    oura.url = "github:pacman99/oura/nix-flake";
+    scrolls.url = "github:pacman99/scrolls/nix-flake";
   };
   outputs = inputs: let
     nomadEnvs = inputs.self.${system}.cloud.nomadEnvs;

nix/cardano/entrypoints.nix

@@ -279,6 +279,21 @@
         | jq -s 'add' > "$NODE_TOPOLOGY"
     }
   '';
+
+  txpipe-config = ''
+    NETWORK_MAGIC=$(jq '.networkMagic' "$(
+      file="$(jq '.ShelleyGenesisFile' "$NODE_CONFIG" )"
+      folder="$(dirname "$NODE_CONFIG")"
+      [[ "$file" == /* ]] && echo "$file" || echo "$folder/$file"
+    )")
+
+    SOURCE_CONFIG=$( jq -n \
+      --arg sp "$SOCKET_PATH" \
+      --arg nm "$NETWORK_MAGIC" \
+      '{metrics: {}, source: {type: "N2C", address: ["Unix", $sp], magic: $nm}}' )
+
+  '';
+
 in {
   cardano-node = writeShellApplication {
     name = "entrypoint";
@@ -565,4 +580,37 @@ in {
       exec ${packages.ogmios}/bin/ogmios "''${args[@]}"
     '';
   };
+
+  oura = writeShellApplication {
+    runtimeInputs = prelude-runtime;
+    debugInputs = [packages.oura];
+    name = "entrypoint";
+    text = ''
+      ${prelude}
+
+      ${txpipe-config}
+
+      OURA_CONFIG="$DATA_DIR/config/$ENVIRONMENT/oura-config.json"
+      echo "[$json,$TXPIPE_CONFIG]" | jq '.[0].ouraConfig + .[1]'  > "$OURA_CONFIG"
+
+      exec ${packages.oura}/bin/oura daemon --config "$OURA_CONFIG"
+    '';
+  };
+
+  scrolls = writeShellApplication {
+    # runtimeInputs = prelude-runtime;
+    debugInputs = [packages.scrolls];
+    name = "entrypoint";
+    text = ''
+      ${prelude}
+
+      ${txpipe-config}
+
+      SCROLLS_CONFIG="$DATA_DIR/config/$ENVIRONMENT/scrolls-config.json"
+      echo "[$json,$TXPIPE_CONFIG]" | jq '.[0].scrollsConfig + .[1]'  > "$SCROLLS_CONFIG"
+
+      exec ${packages.scrolls}/bin/scrolls daemon -c "$SCROLLS_CONFIG"
+    '';
+  };
+
 }

nix/cardano/hydrationProfiles.nix

@@ -59,6 +59,23 @@
     };
   };
 
+  # Oura
+  workload-policies-oura = {
+    tf.hydrate-cluster.configuration.locals.policies = {
+      consul.oura = {
+        # oura also needs to read the cardano config
+        key_prefix."config/cardano" = {
+          policy = "read";
+          intentions = "deny";
+        };
+        session_prefix."" = {
+          policy = "write";
+          intentions = "deny";
+        };
+      };
+    };
+  };
+
   # Db Sync
   workload-policies-db-sync = {
     tf.hydrate-cluster.configuration.locals.policies = {