Merge pull request #8 from bluebird-tech/aws_docker

AWS Beanstalk

.gitignore

@@ -0,0 +1,4 @@
+# Elastic Beanstalk Files
+.elasticbeanstalk/*
+!.elasticbeanstalk/*.cfg.yml
+!.elasticbeanstalk/*.global.yml

Dockerfile

@@ -1,5 +1,9 @@
-FROM golang:1.4.2
+FROM golang:1.4.2-onbuild
 
 RUN go get github.com/tools/godep
-
-CMD cd /go/src/app && godep restore && go install && app
+RUN cd /go/src/app
+RUN godep restore
+RUN go build -o bin/application
+ENV PORT 3000
+EXPOSE 3000
+CMD ["./run"]

api.go → application.go

@@ -107,11 +107,18 @@ type Impl struct {
 
 func (i *Impl) InitDB() {
 	var err error
+
 	connection := os.Getenv("DATABASE_URL")
+
 	i.DB, err = gorm.Open("postgres", connection)
 	if err != nil {
 		log.Fatalf("Got error when connect database, the error is '%v'", err)
 	}
+
+	if err = i.DB.DB().Ping(); err != nil {
+		log.Fatalf("Unable to verify connection to database: '%v'", err)
+	}
+
 	i.DB.LogMode(true)
 }
 

doc/AWS_EB.md

@@ -0,0 +1,45 @@
+# Deploy to Elastic Beanstalk
+
+## 0. Run a demo application from the web ui.
+
+> This is the fastest way to get a service role and instance profile
+> -- <cite>[Service Roles, Instance Profiles, and User Policies][1]</cite>
+
+## 1. Install the EB client
+
+```sh
+pip install --user awsebcli
+# add $HOME/.local/bin to your PATH
+```
+
+## 2. Create EB app and environment
+
+```sh
+NAME=puffin-api
+REGION="eu-central-1"
+PASSWORD=$(pwgen 30 1)
+
+eb init \
+  --region eu-central-1 \
+  --platform "Go 1.4 (Preconfigured - Docker)" \
+  $NAME
+
+eb create $NAME \
+  --cname $NAME \
+  --region $REGION \
+  --database \
+  --database.engine postgres \
+  --database.user root \
+  --database.password $PASSWORD
+
+echo $PASSWORD
+```
+
+## 3. Deploy a new version
+
+```sh
+eb use <environment>
+eb deploy
+```
+
+[1]:http://docs.aws.amazon.com/elasticbeanstalk/latest/dg/concepts-roles.html

run

@@ -0,0 +1,4 @@
+#!/usr/bin/env bash
+set -x
+export DATABASE_URL="postgres://${RDS_USERNAME}:${RDS_PASSWORD}@${RDS_HOSTNAME}/${RDS_DB_NAME}?sslmode=disable"
+bin/application