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pulumi-clojurescript/src/pulumicljs/execution/providers.cljs
2025-11-24 09:36:29 -06:00

130 lines
5.4 KiB
Clojure

(ns pulumicljs.execution.providers
(:require
["@pulumi/pulumi" :as pulumi] ["@pulumi/vault" :as vault] ["@pulumiverse/harbor" :as harbor] ["@pulumi/kubernetes" :as k8s]
[clojure.string :as str] [clojure.walk :as walk]
[pulumicljs.execution.general :refer [resolve-template]]
[pulumicljs.providers.k8s :as k8s-utils]
[pulumicljs.providers.harbor :as harbor-utils]
[pulumicljs.providers.docker :as docker-utils] [pulumicljs.providers.vault :as vault-utils]
[pulumicljs.execution.stack-processor :refer [deploy! component-specs]]))
(defn resolve-provider-template [constructor name config]
{:constructor constructor
:name name
:config config})
(def provider-templates
(into {} (map (fn [[k v]] [k (apply resolve-provider-template (vals v))])
{:vault vault-utils/provider-template
:harbor harbor-utils/provider-template
:k8s k8s-utils/provider-template})))
(defn get-stack-refs [stack-ref-array]
(into {}
(map (fn [stack-name]
[(keyword stack-name)
(new pulumi/StackReference stack-name)])
stack-ref-array)))
(defn extract-expanded-keywords [stack]
(let [expand-chain
(fn [chain]
(when (and (sequential? chain) (keyword? (first chain)))
(let [ns (or (namespace (first chain)) (name (first chain)))]
(map #(keyword ns (name %)) (rest chain)))))]
(mapcat (fn [item]
(cond
(and (sequential? item) (keyword? (first item)))
(expand-chain item)
(keyword? item)
[item]
:else
nil))
stack)))
(defn get-all-providers [resource-configs]
(->> resource-configs
(mapcat (comp extract-expanded-keywords :stack))
(map (fn [component-key]
(if-let [ns (namespace component-key)]
(keyword ns)
(let [k-name (name component-key)
parts (str/split k-name #":")]
(when (> (count parts) 1)
(keyword (first parts)))))))
(remove nil?)
(into #{})
vec))
(def provider-rules
{:k8s k8s-utils/pre-deploy-rule})
(defn provider-apply [stack-resources-definition pulumi-cfg]
(let [providers-needed (get-all-providers (:resource-configs stack-resources-definition))
provider-outputs-config (:provider-external-inputs stack-resources-definition)
stack-refs (get-stack-refs (:stack-references stack-resources-definition))
needed-output-configs (select-keys provider-outputs-config providers-needed)
;; At some point we should add the ability for Providers to be passed Pulumi configs or our config map?
;; Cloudflare and others may require or request a token.
outputs-to-fetch (reduce-kv
(fn [acc _provider-key data]
(let [stack-key (:stack data)
stack-ref (get stack-refs stack-key)
outputs (:outputs data)]
(reduce
(fn [m output-name]
(assoc m (keyword output-name) (.getOutput stack-ref output-name)))
acc
outputs)))
{}
needed-output-configs)
all-provider-inputs (pulumi/all (clj->js outputs-to-fetch))]
(.apply all-provider-inputs
(fn [values]
(js/Promise.
(fn [resolve _reject]
(let [resolved-outputs (js->clj values :keywordize-keys true)
instantiated-providers
(reduce
(fn [acc provider-key]
(if-let [template (get provider-templates provider-key)]
(let [constructor (:constructor template)
provider-name (:name template)
resolved-config (resolve-template (:config template) {} resolved-outputs)]
(assoc acc provider-key (new constructor provider-name (clj->js resolved-config))))
acc))
{}
providers-needed)
pre-deploy-results
(reduce-kv
(fn [acc provider-key provider-instance]
(if-let [rule-fn (get provider-rules provider-key)]
(let [rule-results (rule-fn {:resource-configs (:resource-configs stack-resources-definition)
:provider provider-instance})]
(assoc acc provider-key rule-results))
acc))
{}
instantiated-providers)]
(resolve
(deploy!
{:pulumi-cfg pulumi-cfg
:resource-configs (:resource-configs stack-resources-definition)
:all-providers instantiated-providers
:pre-deploy-deps pre-deploy-results})))))))))
(defn execute [stack-resources-definition exports]
(->
(let [pulumi-cfg (pulumi/Config.)]
(provider-apply stack-resources-definition pulumi-cfg))
(exports)
(clj->js)))