app/data/compose/docker-compose-watcher-gelato.yml

@@ -73,11 +73,12 @@ services:
       - ../config/watcher-gelato/watcher-config-template.toml:/app/environments/watcher-config-template.toml
       - ../config/watcher-gelato/start-server.sh:/app/start-server.sh
       - ../config/watcher-gelato/create-and-import-checkpoint.sh:/app/create-and-import-checkpoint.sh
+      - gelato_watcher_state_gql:/app/state_checkpoint
     ports:
-      - "0.0.0.0:3001:3001"
+      - "0.0.0.0:3008:3008"
       - "0.0.0.0:9001:9001"
     healthcheck:
-      test: ["CMD", "nc", "-v", "localhost", "3001"]
+      test: ["CMD", "nc", "-v", "localhost", "3008"]
       interval: 20s
       timeout: 5s
       retries: 15
@@ -87,3 +88,4 @@ services:
 
 volumes:
   gelato_watcher_db_data:
+  gelato_watcher_state_gql:

app/data/config/watcher-gelato/create-and-import-checkpoint.sh

@@ -7,7 +7,22 @@ fi
 CERC_SNAPSHOT_GQL_ENDPOINT="${CERC_SNAPSHOT_GQL_ENDPOINT:-${DEFAULT_CERC_SNAPSHOT_GQL_ENDPOINT}}"
 CERC_SNAPSHOT_BLOCKHASH="${CERC_SNAPSHOT_BLOCKHASH:-${DEFAULT_CERC_SNAPSHOT_BLOCKHASH}}"
 
-# TODO Create a checkpoint using GQL endpoint (check and skip if snapshot file already exists)
+CHECKPOINT_FILE_PATH="./state_checkpoint/state-gql-${CERC_SNAPSHOT_BLOCKHASH}"
+
+if [ -f "${CHECKPOINT_FILE_PATH}" ]; then
+  # Skip checkpoint creation if the file already exists
+  echo "File at ${CHECKPOINT_FILE_PATH} already exists, skipping checkpoint creation..."
+else
+  # Create a checkpoint using GQL endpoint
+  echo "Creating a state checkpoint using GQL endpoint..."
+  yarn create-state-gql \
+    --snapshot-block-hash "${CERC_SNAPSHOT_BLOCKHASH}" \
+    --gql-endpoint "${CERC_SNAPSHOT_GQL_ENDPOINT}" \
+    --output "${CHECKPOINT_FILE_PATH}"
+fi
 
 echo "Initializing watcher using a state snapshot..."
-# TODO Import the checkpoint
+
+# Import the state checkpoint
+# (skips if snapshot block is already indexed)
+yarn import-state --import-file "${CHECKPOINT_FILE_PATH}"

app/data/stacks/gelato/README.md

@@ -91,8 +91,8 @@ Clear volumes created by this stack:
 
 ```bash
 # List all relevant volumes
-docker volume ls -q --filter "name=.*gelato_watcher_db_data"
+docker volume ls -q --filter "name=.*gelato_watcher_db_data|.*gelato_watcher_state_gql"
 
 # Remove all the listed volumes
-docker volume rm $(docker volume ls -q --filter "name=.*gelato_watcher_db_data")
+docker volume rm $(docker volume ls -q --filter "name=.*gelato_watcher_db_data|.*gelato_watcher_state_gql")
 ```