Added shell script for Fargate example

Author: Simran Bajaj

examples/ecs-firelens/bin/publish-fargate.sh

@@ -0,0 +1,82 @@
+#!/usr/bin/env bash
+# Usage:
+#   ./examples/ecs-firelens/bin/publish-fargate.sh \
+#     <account-id> \
+#     <region> \
+#     <image-name> \
+#     <config-image-name> \
+#     <ecs-cluster-name> \
+#     <ecs-task-family> \
+#     <ecs-service-name>
+
+rootdir=$(git rev-parse --show-toplevel)
+
+ACCOUNT_ID=$1
+REGION=$2
+IMAGE_NAME=$3 # emf-ecs-firelens
+FLUENT_BIT_CONFIG=$4
+CLUSTER_NAME=$5 # emf-example
+ECS_TASK_FAMILY=$6 # aws-emf-ecs-app-example
+ECS_SERVICE_NAME=$7 # aws-emf-ecs-firelens-ec2
+
+LIB_PATH=$rootdir
+EXAMPLE_DIR=$rootdir/examples/ecs-firelens
+ECR_REMOTE=$ACCOUNT_ID.dkr.ecr.$REGION.amazonaws.com/$IMAGE_NAME
+
+function check_exit() {
+    last_exit_code=$?
+    if [ $last_exit_code -ne 0 ];
+    then
+        echo "Last command failed with exit code: $last_exit_code."
+        echo "Exiting."
+        exit $last_exit_code;
+    fi
+}
+
+echo 'BUILDING THE LOCAL PROJECT'
+pushd $rootdir
+./gradlew :examples:ecs-firelens:build
+check_exit
+popd
+
+pushd $EXAMPLE_DIR
+pwd
+
+
+echo 'UPDATING CONTAINER DEFINITIONS'
+sed "s/<account-id>/$ACCOUNT_ID/g" $EXAMPLE_DIR/container-definitions-fargate.template.json \
+| sed "s/<region>/$REGION/g" \
+| sed "s/<Firelens-custom-conf-image>/$FLUENT_BIT_CONFIG/g" \
+| sed "s/<image-name>/$IMAGE_NAME/g" \
+> $EXAMPLE_DIR/container-definitions.json
+check_exit
+
+echo 'BUILDING THE EXAMPLE DOCKER IMAGE'
+`aws ecr get-login --no-include-email --region $REGION`
+docker build . -t $IMAGE_NAME:latest
+check_exit
+
+echo 'PUSHING THE EXAMPLE DOCKER IMAGE TO ECR'
+imageid=$(docker images -q $IMAGE_NAME:latest)
+docker tag $imageid $ECR_REMOTE
+docker push $ECR_REMOTE
+check_exit
+
+echo 'UPDATING THE ECS SERVICE'
+aws ecs update-service \
+  --region $REGION \
+  --cluster $CLUSTER_NAME \
+  --service $ECS_SERVICE_NAME \
+  --force-new-deployment \
+  --task-definition $(aws ecs register-task-definition \
+                        --network-mode awsvpc \
+                        --task-role arn:aws:iam::$ACCOUNT_ID:role/ecsTaskExecutionRole \
+                        --execution-role-arn "arn:aws:iam::$ACCOUNT_ID:role/ecsTaskExecutionRole" \
+                        --region $REGION \
+                        --memory 512 \
+                        --cpu 256 \
+                        --family $ECS_TASK_FAMILY \
+                        --container-definitions "$(cat container-definitions.json)" \
+                    | jq --raw-output '.taskDefinition.taskDefinitionArn' | awk -F '/' '{ print $2 }')
+
+popd