deps.edn

{:paths ["src" "resources"]

 :deps {com.datomic/ion {:mvn/version "0.9.34"}

        org.clojure/clojure {:mvn/version "1.10.0"}

        com.datomic/ion-dev {:mvn/version "0.9.229"}

        com.datomic/client-cloud {:mvn/version "0.8.71"}}

 :mvn/repos {"datomic-cloud" {:url "s3://datomic-releases-1fc2183a/maven/releases"}}

 :aliases

 {:dev {:extra-deps {com.datomic/client-cloud {:mvn/version "0.8.71"}

                     com.datomic/ion-dev {:mvn/version "0.9.229"}}}}}

resources/datomic/ion-config.edn

{:http-direct {:handler-fn http-direct.tutorial/handler}

 :app-name "http-direct-tutorial"}

src/http_direct/tutorial.clj

(ns http-direct.tutorial

  (:require

   [clojure.java.io :as io]

   [clojure.edn :as edn]))

(defn read-edn

  [input-stream]

  (some-> input-stream io/reader (java.io.PushbackReader.) edn/read))

(defn handler

  "Returns a cheerful message in response to a :ping in the body"

  [{:keys [headers body]}]

  (let [type (some-> body read-edn)]

    (if (= type :ping)

      {:status 200

       :headers {"Content-Type" "text/plain"}

       :body "Hey! It's working!"}

      {:status 400

       :headers {}

       :body "Expected a :ping"})))

dev

/{proxy}

http://entry.http-direct-tutorial.us-east-1.datomic.net:8184

{:deploy-status "RUNNING", :code-deploy-status "RUNNING"}

Have a cup of coffee!

Cool VPC name here

git init

.gitignore

git add .

git commit -m "awesome commit"

Network Load Balancer

Push

clojure -A:dev -m datomic.ion.dev '{:op :push,
                                    :creds-profile "default",
                                    :region "us-east-1"}'

Deploy

your :rev, :creds-profile and :region may differ

clojure -Adev -m datomic.ion.dev '{:op :deploy,
                                   :group http-direct-tutorial-compute,
                                   :rev \"5556d8abc59f5db49f353d4ed50fc76ddd3ea24f\",
                                   :creds-profile \"default\",
                                   :region \"us-east-1\"}'

clojure -Adev -m datomic.ion.dev '{:op :deploy,
                                   :group http-direct-tutorial-compute,
                                   :rev "5556d8abc59f5db49f353d4ed50fc76ddd3ea24f",
                                   :creds-profile "default",
                                   :region "us-east-1"}'

Check Status

your :rev, :execution-arn and :region may differ

clojure -Adev -m datomic.ion.dev '{:op :deploy-status,
                                   :execution-arn arn:aws:states:us-east-1:918805215306:execution:datomic-http-direct-tutorial-compute:http-direct-tutorial-compute-5556d8abc59f5db49f353d4ed50fc76ddd3ea24f-1558461354227,
                                   :creds-profile "default",
                                   :region "us-east-1"}'

clojure -Adev -m datomic.ion.dev '{:op :deploy-status,
                                   :execution-arn arn:aws:states:us-east-1:918805215306:execution:datomic-http-direct-tutorial-compute:http-direct-tutorial-compute-5556d8abc59f5db49f353d4ed50fc76ddd3ea24f-1558461354227,
                                   :creds-profile \"default\",
                                   :region \"us-east-1\"}'

HTTP Direct

with Datomic

curl 

https://g9p68w1tg4.execute-api.us-east-1.amazonaws.com/dev

/datomic

-d :ping

"Hey! It's working!"