Install

• install App Engine SDK
• install packages

go get -u github.com/dgrijalva/jwt-go
go get -u github.com/gorilla/mux
go get -u google.golang.org/appengine/datastore
go get -u google.golang.org/appengine
go get -u google.golang.org/appengine/log
go get -u github.com/jteeuwen/go-bindata/...

Run development server

goapp serve app

Deploy

appcfg.py -A <PROJECT_ID> -V v1 update app/

Prepare keys

Create keys

mkdir assets
cd assets
openssl ecparam -genkey -name prime256v1 -noout -out ec256-key-pair.pem
openssl ec -in ec256-key-pair.pem -outform PEM -pubout -out ec256-key-pub.pem
openssl ec -in ec256-key-pair.pem -outform PEM -out ec256-key-pri.pem

Packing keys

go-bindata -o bindata/bindata.go assets

Edit bindata.go

• rename package from 'main' to 'bindata'

Request by curl

Registration

curl -H "Accept: application/json" -H "Content-type: application/json" -X POST -d '{"username":"USERNAME","password":"PASSWORD"}' http://<PROJECT_ID>.appspot.com/registration

Authentication

curl -H "Accept: application/json" -H "Content-type: application/json" -X POST -d '{"username":"USERNAME","password":"PASSWORD"}' http://<PROJECT_ID>.appspot.com/authentication

Hello

curl -H "Accept: application/json" -H "Content-type: application/json" http://<PROJECT_ID>.appspot.com/hello

Authorized Hello

curl -H "Accept: application/json" -H "Content-type: application/json" -H "Authorization: Bearer <TOKEN_STRING_RETURNED_WHEN_AUTHENTICATION>" http://<PROJECT_ID>.appspot.com/authorized_hello