modify appspec and add a docker-compose for dev

.dockerignore

@@ -4,3 +4,5 @@ Dockerfile
 *.log
 .env
 docker-compose.yml
+rust-toolchain
+docker-compose.dev.yml

appspec.yaml

@@ -3,6 +3,7 @@ os: linux
 files:
   - source: /
     destination: /opt/kv-store
+    file_exists_behavior: OVERWRITE
 hooks:
   ApplicationStart:
     - location: scripts/deploy.sh

docker-compose.dev.yml

@@ -0,0 +1,15 @@
+version: '3'
+
+services:
+    web:
+        build: .
+        depends_on:
+         - nats
+        env_file: .env
+        ports:
+         - "8000:${PORT:-8000}"
+
+    nats:
+        image: nats:2.6.0-alpine
+        ports:
+         - "4222:4222"

docker-compose.yml

@@ -3,14 +3,22 @@ version: '3'
 services:
     web:
         build: .
-        ports:
-         - "8000:${PORT:-8000}"
         depends_on:
          - nats
         env_file: .env
+        ports:
+         - 80
 
     nats:
         image: nats:2.6.0-alpine
         ports:
          - "4222:4222"
-        env_file: .env
+
+    lb:
+        image: dockercloud/haproxy
+        links:
+            - web
+        ports:
+            - 80:80
+        volumes:
+            - /var/run/docker.sock:/var/run/docker.sock

scripts/deploy.sh

@@ -1,18 +1,18 @@
-# !/bin/bash
-for container_id in `docker ps --format "table {{.ID}}  {{.Names}}  {{.CreatedAt}}" | grep web | awk -F  "  " '{print $1}'`
+ #!/usr/bin/env bash
+container_id=""
+for id in `docker ps --format "table {{.ID}}  {{.Names}}  {{.CreatedAt}}" | grep web | awk -F  "  " '{print $1}'`
 do
-    container_ids+=($container_id)
+    container_id="$id"
 done
-docker-compose up -d --build --no-deps --scale web=2 --no-recreate server
+echo "found running web container: $container_id"
+echo "scaling web to 2 containers"
+docker-compose up -d --build --no-deps --scale web=2 --no-recreate web
 sleep 10
-for container_id in "${container_ids[@]}"
-do
-    docker kill -s SIGTERM $container_id
-done
+echo "killing container $container_id"
+docker kill -s SIGTERM $container_id
 sleep 1
-for container_id in "${container_ids[@]}"
-do
-    docker rm -f $container_id
-done
+echo "removing container $container_id"
+docker rm -f $container_id
 sleep 1
-docker-compose up -d --no-deps --scale web=1 --no-recreate server
+echo "scaling back down to one container"
+docker-compose up -d --no-deps --scale web=1 --no-recreate web