fix: add applyArgs to kubectl apply function

core/src/plugins/kubernetes/kubernetes-type/config.ts

@@ -32,6 +32,7 @@ import type {
   KubernetesExecTestActionConfig,
 } from "./kubernetes-exec.js"
 import { dedent } from "../../../util/string.js"
+import type { ApplyParams } from "../kubectl.js"
 
 export interface KubernetesTypeCommonDeploySpec {
   files: string[]
@@ -40,6 +41,7 @@ export interface KubernetesTypeCommonDeploySpec {
   manifests: KubernetesResource[]
   namespace?: string
   portForwards?: PortForwardSpec[]
+  applyArgs?: ApplyParams["applyArgs"]
 }
 
 export interface KubernetesDeployActionSpec extends KubernetesTypeCommonDeploySpec {

core/src/plugins/kubernetes/kubernetes-type/handlers.ts

@@ -377,7 +377,7 @@ export const kubernetesDeploy: DeployActionHandler<"deploy", KubernetesDeployAct
 
   if (namespaceManifests.length > 0) {
     // Don't prune namespaces
-    await apply({ log, ctx, api, provider, manifests: namespaceManifests })
+    await apply({ log, ctx, api, provider, manifests: namespaceManifests, applyArgs: spec.applyArgs })
     await waitForResources({
       namespace,
       ctx,
@@ -410,7 +410,15 @@ export const kubernetesDeploy: DeployActionHandler<"deploy", KubernetesDeployAct
 
     // TODO: Similarly to `container` deployments, check if immutable fields have changed (and delete before
     // redeploying, unless in a production environment).
-    await apply({ log, ctx, api, provider: k8sCtx.provider, manifests: preparedManifests, pruneLabels })
+    await apply({
+      log,
+      ctx,
+      api,
+      provider: k8sCtx.provider,
+      manifests: preparedManifests,
+      pruneLabels,
+      applyArgs: spec.applyArgs,
+    })
     await waitForResources({
       namespace,
       ctx,

core/test/data/test-projects/kubernetes-type/apply-args/garden.yml

@@ -0,0 +1,9 @@
+kind: Deploy
+name: apply-args
+type: kubernetes
+
+spec:
+  applyArgs:
+    - --unknown-apply-flag
+  files:
+    - manifests.yaml

core/test/data/test-projects/kubernetes-type/apply-args/manifests.yaml

@@ -0,0 +1,21 @@
+apiVersion: v1
+items:
+  - apiVersion: v1
+    data:
+      foo.json: test
+    kind: ConfigMap
+    metadata:
+      name: foo
+  - apiVersion: v1
+    data:
+      bar.json: test
+    kind: ConfigMap
+    metadata:
+      name: bar
+  - apiVersion: v1
+    data:
+      baz.json: test
+    kind: ConfigMap
+    metadata:
+      name: baz
+kind: ConfigMapList

core/test/integ/src/plugins/kubernetes/kubernetes-type/handlers.ts

@@ -13,6 +13,7 @@ import cloneDeep from "fast-copy"
 import tmp from "tmp-promise"
 
 import type { TestGarden } from "../../../../../helpers.js"
+import { expectError } from "../../../../../helpers.js"
 import { getKubernetesTestGarden } from "./common.js"
 import { DeployTask } from "../../../../../../src/tasks/deploy.js"
 import {
@@ -490,6 +491,13 @@ describe("kubernetes-type handlers", () => {
       // test successful deploy
       await kubernetesDeploy(configMapList.deployParams)
     })
+
+    it("should apply the custom applyArgs to the deployment", async () => {
+      // This example has a bad custom argument - it is `--unknown-apply-flag`.
+      const { deployParams } = await prepareActionDeployParams("apply-args", {})
+
+      await expectError(() => kubernetesDeploy(deployParams), { contains: "error: unknown flag: --unknown-apply-flag" })
+    })
   })
 
   describe("deleteKubernetesDeploy", () => {