grid node

CHANGELOG.md

@@ -13,6 +13,14 @@ See [docs/changelog-template.md](docs/changelog-template.md) for formatting your
 
 - [#158](https://github.com/2listic/dealiiX-platform/issues/158) Conditionally upload of the graph JSON and/or template parameters file. Sbatch templates replaced the hardcoded execution command with a new placeholder that is resolved to include or omit a new flag to handle parameters file.
 
+### Submodules
+
+- [#177](https://github.com/2listic/dealiiX-platform/pull/17) Coral submodule backend updated in order to test new `read_grid` node with containerized Coral backend.
+
+### Protocol
+
+- [#177](https://github.com/2listic/dealiiX-platform/pull/17) Updated registry JSON file with available nodes to include new `read_grid` node.
+
 ## [1.3.0] - 2026-03-23
 
 ### Building

Dockerfile.coral

@@ -1,4 +1,4 @@
-FROM dealii/dealii:v9.6.0-noble
+FROM dealii/dealii:v9.7.1-noble
 
 USER root
 RUN apt update -y && \

README.md

@@ -88,6 +88,10 @@ Adjust your path to your public SSH key in the `docker-compose.yml` file (it has
 
 `docker compose up -d`
 
+To rebuild images (e.g. after updating the `coral` submodule or changing the `Dockerfile.coral`):
+
+`docker compose up -d --build`
+
 In the main app window click on the settings button and set the default url for the Visualizer  
 `http://localhost:8008/`
 
@@ -102,11 +106,18 @@ Or open a shell in the container (restarting the container if needed)
 
 Build the Coral backend in the container
 
-```
+```bash
 cd app
 cmake -B build -DCMAKE_BUILD_TYPE=Release && cmake --build build
 ```
 
+#### Manually generate available nodes file registry.json
+
+```bash
+cd app
+./build/core/coral --plugin ./build/backends/dealii/libcoral_backend_dealii.so register --registry-path shared-data/registry.json
+```
+
 #### Manually test the Coral backend
 
 Manually execute the backend from the running container with path to the graph.json to execute and the path to the directory where the node execution status files will be written
@@ -148,16 +159,6 @@ In particular, when the app exports a `graph.json` for execution, it is written
 
 Output files (e.g., `.vtk` files, Slurm logs) produced by CORAL during execution are also written here and served by the `coral-visualizer` container.
 
-### Other usefull Docker commands
-
-Stop the containers
-
-`docker compose stop`
-
-Restart
-
-`docker compose restart`
-
 # Packaging
 
 Build the frontend with `npm run build` and then run the following commands to package the app.

src/lib/data/defaultNodes.json

@@ -1153,6 +1153,114 @@
     "outputs": [-1],
     "type": "dealii::Triangulation<3, 3>"
   },
+  "dealii::read_grid<1,2>": {
+    "arguments": [
+      {
+        "connection_type": "input",
+        "name": "file_name",
+        "type": "std::string"
+      },
+      {
+        "connection_type": "pass_through",
+        "name": "triangulation",
+        "type": "dealii::Triangulation<1, 2>"
+      }
+    ],
+    "inputs": [0, 1],
+    "node_type": "void_function",
+    "outputs": [1],
+    "type": "dealii::read_grid<1,2>"
+  },
+  "dealii::read_grid<1,3>": {
+    "arguments": [
+      {
+        "connection_type": "input",
+        "name": "file_name",
+        "type": "std::string"
+      },
+      {
+        "connection_type": "pass_through",
+        "name": "triangulation",
+        "type": "dealii::Triangulation<1, 3>"
+      }
+    ],
+    "inputs": [0, 1],
+    "node_type": "void_function",
+    "outputs": [1],
+    "type": "dealii::read_grid<1,3>"
+  },
+  "dealii::read_grid<1>": {
+    "arguments": [
+      {
+        "connection_type": "input",
+        "name": "file_name",
+        "type": "std::string"
+      },
+      {
+        "connection_type": "pass_through",
+        "name": "triangulation",
+        "type": "dealii::Triangulation<1, 1>"
+      }
+    ],
+    "inputs": [0, 1],
+    "node_type": "void_function",
+    "outputs": [1],
+    "type": "dealii::read_grid<1>"
+  },
+  "dealii::read_grid<2,3>": {
+    "arguments": [
+      {
+        "connection_type": "input",
+        "name": "file_name",
+        "type": "std::string"
+      },
+      {
+        "connection_type": "pass_through",
+        "name": "triangulation",
+        "type": "dealii::Triangulation<2, 3>"
+      }
+    ],
+    "inputs": [0, 1],
+    "node_type": "void_function",
+    "outputs": [1],
+    "type": "dealii::read_grid<2,3>"
+  },
+  "dealii::read_grid<2>": {
+    "arguments": [
+      {
+        "connection_type": "input",
+        "name": "file_name",
+        "type": "std::string"
+      },
+      {
+        "connection_type": "pass_through",
+        "name": "triangulation",
+        "type": "dealii::Triangulation<2, 2>"
+      }
+    ],
+    "inputs": [0, 1],
+    "node_type": "void_function",
+    "outputs": [1],
+    "type": "dealii::read_grid<2>"
+  },
+  "dealii::read_grid<3>": {
+    "arguments": [
+      {
+        "connection_type": "input",
+        "name": "file_name",
+        "type": "std::string"
+      },
+      {
+        "connection_type": "pass_through",
+        "name": "triangulation",
+        "type": "dealii::Triangulation<3, 3>"
+      }
+    ],
+    "inputs": [0, 1],
+    "node_type": "void_function",
+    "outputs": [1],
+    "type": "dealii::read_grid<3>"
+  },
   "double": {
     "arguments": [],
     "inputs": [],