initial untested version of script to allow tunnelling to the store s…

…ervice in a browser

TODO.md

@@ -1,2 +1,3 @@
 # Stuff that needs doing in this repo
 - Make the DB migrations use the paketo image that was just built (not build fresh image)
+- Sort out run-db-migrations script and naming (had to override service name)

scripts/aws_connect.sh

@@ -0,0 +1,91 @@
+#!/usr/bin/env bash
+
+usage () {
+    echo "Connects a container to a local port, for example to allow you to 'curl' requests from your local machine to the instance."
+    echo "Usage: $(basename ${0}) local_port_number -p [port_number] -c [cluster_name] -s [service_name] -t [task_name] -d [docker_container_name]"
+    exit 1
+}
+
+while [ $OPTIND -le "$#" ]
+do
+    if getopts p:c:s:t:d: opt
+    then
+        case $opt in
+            p) port_number=$OPTARG
+            ;;
+            c) cluster_name=$OPTARG
+            ;;
+            s) service_name=$OPTARG
+            ;;
+            t) task_name=$OPTARG
+            ;;
+            d) docker_container_name=$OPTARG
+            ;;
+            \?) echo "Invalid option -$OPTARG" >&2
+            exit 1
+            ;;
+        esac
+    else
+        script_args+=("${!OPTIND}")
+        ((OPTIND++))
+    fi
+done
+
+if [[ "${#script_args[@]}" -ne 1 ]]; then
+    echo "Invalid number of arguments - local port number must be supplied"
+    usage
+fi
+
+
+if [ -z "${port_number}" ]; then
+    port_number='8080'
+fi
+
+if [ -z "${cluster_name}" ]; then
+    cluster_name='pre-award-dev'
+fi
+
+if [ -z "${service_name}" ]; then
+    service_name='fsd-pre-award-stores'
+fi
+
+if [ -z "${task_name}" ]; then
+    task_name='pre-award-dev'
+fi
+
+if [ -z "${docker_container_name}" ]; then
+    docker_container_name='fsd-pre-award-stores'
+fi
+
+export ECS_CLUSTER_ARN="$(aws ecs list-clusters --query "clusterArns[?contains(@, '${cluster_name}')]" --output text | sed 's|.*/||')"
+
+if [ -z "${ECS_CLUSTER_ARN}" ]; then
+    echo "Cluster not found"
+    exit 1
+fi
+
+export ECS_SERVICE_ARN="$(aws ecs list-services --cluster $ECS_CLUSTER_ARN --query "serviceArns[?contains(@, '${service_name}')]" --output text | sed 's|.*/||')"
+
+if [ -z "${ECS_SERVICE_ARN}" ]; then
+    echo "Service not found"
+    exit 1
+fi
+
+export ECS_TASK_ID="$(aws ecs list-tasks --cluster $ECS_CLUSTER_ARN --service $ECS_SERVICE_ARN --query "taskArns[?contains(@, '${task_name}')]" --output text | sed 's|.*/||')"
+
+if [ -z "${ECS_TASK_ID}" ]; then
+    echo "Task not found"
+    exit 1
+fi
+
+export ECS_CONTAINER_ID="$(aws ecs describe-tasks --cluster $ECS_CLUSTER_ARN --task $ECS_TASK_ID --query "tasks[].containers[?name=='${docker_container_name}'].runtimeId" --output text | sed 's|.*/||')"
+
+if [ -z "${ECS_CONTAINER_ID}" ]; then
+    echo "Container not found"
+    exit 1
+fi
+
+aws ssm start-session \
+    --target "ecs:${ECS_CLUSTER_ARN}_${ECS_TASK_ID}_${ECS_CONTAINER_ID}" \
+    --document-name AWS-StartPortForwardingSession \
+    --parameters "{\"portNumber\":[\"$port_number\"],\"localPortNumber\":[\"$1\"]}"