backport of commit 93f7b4f (hashicorp#19189)

Co-authored-by: Jordan Reimer <zofskeez@gmail.com>

ui/app/adapters/kubernetes/role.js

@@ -32,7 +32,7 @@ export default class KubernetesRoleAdapter extends NamedPathAdapter {
   }
   generateCredentials(backend, data) {
     const generateCredentialsUrl = `${this.buildURL()}/${encodePath(backend)}/creds/${data.role}`;
-
+    delete data.role;
     return this.ajax(generateCredentialsUrl, 'POST', { data }).then((response) => {
       const { lease_id, lease_duration, data } = response;
 

ui/app/serializers/kubernetes/config.js

@@ -7,6 +7,12 @@ export default class KubernetesConfigSerializer extends ApplicationSerializer {
     const json = super.serialize(...arguments);
     // remove backend value from payload
     delete json.backend;
+    // ensure that values from a previous manual configuration are unset
+    if (json.disable_local_ca_jwt === false) {
+      json.kubernetes_ca_cert = null;
+      json.kubernetes_host = null;
+      json.service_account_jwt = null;
+    }
     return json;
   }
 }

ui/tests/integration/components/kubernetes/page/configure-test.js

@@ -32,6 +32,12 @@ module('Integration | Component | kubernetes | Page::Configure', function (hooks
       { label: 'kubernetes', route: 'overview' },
       { label: 'configure' },
     ];
+    this.expectedInferred = {
+      disable_local_ca_jwt: false,
+      kubernetes_ca_cert: null,
+      kubernetes_host: null,
+      service_account_jwt: null,
+    };
   });
 
   test('it should display proper options when toggling radio cards', async function (assert) {
@@ -223,7 +229,7 @@ module('Integration | Component | kubernetes | Page::Configure', function (hooks
     this.server.get('/:path/check', () => new Response(204, {}));
     this.server.post('/:path/config', (schema, req) => {
       const json = JSON.parse(req.requestBody);
-      assert.deepEqual(json, { disable_local_ca_jwt: false }, 'Values are passed to create endpoint');
+      assert.deepEqual(json, this.expectedInferred, 'Values are passed to create endpoint');
       return new Response(204, {});
     });
 
@@ -241,4 +247,28 @@ module('Integration | Component | kubernetes | Page::Configure', function (hooks
       'Transitions to configuration route on save success'
     );
   });
+
+  test('it should unset manual config values when saving local cluster option', async function (assert) {
+    assert.expect(1);
+
+    this.server.get('/:path/check', () => new Response(204, {}));
+    this.server.post('/:path/config', (schema, req) => {
+      const json = JSON.parse(req.requestBody);
+      assert.deepEqual(json, this.expectedInferred, 'Manual config values are unset in server payload');
+      return new Response(204, {});
+    });
+
+    await render(hbs`<Page::Configure @model={{this.newModel}} @breadcrumbs={{this.breadcrumbs}} />`, {
+      owner: this.engine,
+    });
+
+    await click('[data-test-radio-card="manual"]');
+    await fillIn('[data-test-input="kubernetesHost"]', this.existingConfig.kubernetes_host);
+    await fillIn('[data-test-input="serviceAccountJwt"]', this.existingConfig.service_account_jwt);
+    await fillIn('[data-test-input="kubernetesCaCert"]', this.existingConfig.kubernetes_ca_cert);
+
+    await click('[data-test-radio-card="local"]');
+    await click('[data-test-config] button');
+    await click('[data-test-config-save]');
+  });
 });