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Consuming 3rd Party APIs Using Clojure (Babashka)
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{:paths ["src"] | |
:deps {org.babashka/json {:mvn/version "0.1.1"}}} |
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(ns pulumi | |
(:require [babashka.http-client :as http] | |
[babashka.json :as json])) | |
; Generic functions to perform HTTP requests. | |
(defn fetch | |
"Perform an HTTP request, injecting a continuation key if supplied." | |
[request & [cont-key]] | |
(-> (:request request) | |
(cond-> cont-key | |
(assoc-in [:query-params (get-in request [:page :key-fn])] cont-key)) | |
(http/request) | |
:body | |
(json/read-str keyword))) | |
(defn fetch-all | |
"Perform repeated HTTP requests using continuation keys." | |
[request] | |
(-> (iteration (partial fetch request) | |
:vf (get-in request [:page :val-fn]) | |
:kf (get-in request [:page :key-fn])) | |
seq | |
flatten)) | |
; Pulumi-specific HTTP request maps and functions to create them. | |
(def pulumi-uri "https://api.pulumi.com/api") | |
(def headers | |
{"Accept" "application/vnd.pulumi+8" | |
"Content-Type" "application/json" | |
"Authorization" (str "token " (System/getenv "PULUMI_ACCESS_TOKEN"))}) | |
(def users | |
{:request {:headers headers | |
:uri (format (str pulumi-uri "/orgs/%s/members") | |
(System/getenv "PULUMI_ORG")) | |
:query-params {:type "backend"} | |
:method :get} | |
:page {:val-fn :members | |
:key-fn :continuationToken}}) | |
(def teams | |
{:request {:headers headers | |
:uri (format (str pulumi-uri "/orgs/%s/teams") | |
(System/getenv "PULUMI_ORG")) | |
:method :get} | |
:page {:val-fn :teams | |
:key-fn :continuationToken}}) | |
(def stacks | |
{:request {:headers headers | |
:uri (str pulumi-uri "/user/stacks") | |
:query-params {:organization (System/getenv "PULUMI_ORG")} | |
:method :get} | |
:page {:val-fn :stacks | |
:key-fn :continuationToken}}) | |
(defn grant-permission | |
"Create request maps to grant a Team access to a Stack." | |
[team permission stack] | |
{:headers headers | |
:uri (format (str pulumi-uri "/orgs/%s/teams/%s") | |
(:orgName stack) team) | |
:body (-> {"addStackPermission" | |
{"projectName" (:projectName stack) | |
"stackName" (:stackName stack) | |
"permission" (permission {:read 101 | |
:edit 102 | |
:admin 103})}} | |
json/write-str) | |
:method :patch}) | |
(comment | |
; Fetch the first page of Users. | |
(fetch users) | |
; Fetch *all* Users by using continuation tokens. | |
(fetch-all users) | |
; Fetch the first page of Teams. | |
(fetch teams) | |
; Fetch *all* Teams by using continuation tokens. | |
(fetch-all teams) | |
; Fetch the first page of Stacks. | |
(fetch stacks) | |
; Fetch *all* Stacks by using continuation tokens. | |
(fetch-all stacks) | |
; Grant a Team permission to desired Stacks by un-commenting/adjusting the filter. | |
(doall | |
(->> (fetch-all stacks) | |
; (filter #(and (= "project-name" (:projectName %)) | |
; (= "stack-name" (:stackName %)))) | |
(map #(grant-permission "TEAM_NAME" :read %)) | |
(pmap http/request) | |
(keep :status)))) |
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