Merge pull request #56 from gonzalezzfelipe/fix/init-image-support-fo…

…r-offline-nodes

fix: Init image to support snapshot not found

.github/images/init/dockerfile.init

@@ -1,4 +1,11 @@
 FROM amazon/aws-cli
-RUN yum update -y  && yum install -y tar gzip
-COPY .github/images/init/entrypoint.sh /entrypoint.sh
+RUN yum update -y  && yum install -y tar gzip unzip curl
+
+WORKDIR /var/hydra-node
+RUN curl -L -O https://github.com/cardano-scaling/hydra/releases/download/0.19.0/hydra-x86_64-linux-0.19.0.zip
+RUN unzip -d bin hydra-x86_64-linux-0.19.0.zip
+RUN cp /var/hydra-node/bin/hydra-node /hydra-node
+RUN chmod +x /hydra-node
+
+COPY docker/entrypoint.sh /entrypoint.sh
 ENTRYPOINT ["sh", "/entrypoint.sh"]

.github/images/init/entrypoint.sh

@@ -1,2 +1,10 @@
-aws s3 cp "s3://$BUCKET/$KEY" "$DATA_DIR"
-tar -xzvf "$DATA_DIR/$KEY" -C "$DATA_DIR"
+#!/bin/sh
+if aws s3 ls "s3://$BUCKET/$KEY" > /dev/null 2>&1; then
+  echo "Snapshot exists, downloading..."
+  aws s3 cp "s3://$BUCKET/$KEY" "$DATA_DIR"
+  tar -xzvf "$DATA_DIR/$KEY" -C "$DATA_DIR"
+else
+  echo "Snapshot does not exist, generating keys..."
+  mkdir "$DATA_DIR/keys"
+  /hydra-node gen-hydra-key --output-file "$DATA_DIR/keys/hydra"
+fi