feat: online Volume Resizing from the VM Page (#568)

* feat: add conditions tab
* feat: ignore restart for resizing
* refactor: remove unused code
---------
Signed-off-by: Yi-Ya Chen <yiya.chen@suse.com>

pkg/harvester/edit/harvesterhci.io.volume.vue

@@ -7,6 +7,7 @@ import ResourceTabs from '@shell/components/form/ResourceTabs';
 import LabeledSelect from '@shell/components/form/LabeledSelect';
 import { LabeledInput } from '@components/Form/LabeledInput';
 import NameNsDescription from '@shell/components/form/NameNsDescription';
+import Conditions from '@shell/components/form/Conditions';
 import { Banner } from '@components/Banner';
 import { allHash } from '@shell/utils/promise';
 import { get } from '@shell/utils/object';
@@ -40,6 +41,7 @@ export default {
     LabeledSelect,
     LabeledInput,
     NameNsDescription,
+    Conditions
   },
 
   mixins: [CreateEditView],
@@ -593,6 +595,15 @@ export default {
           :label="t('nameNsDescription.name.label')"
         />
       </Tab>
+      <Tab
+        v-if="!isCreate"
+        name="conditions"
+        :label="t('harvester.volume.tabs.conditions')"
+        class="bordered-table"
+        :mode="mode"
+      >
+        <Conditions :value="value" />
+      </Tab>
     </ResourceTabs>
   </CruResource>
 </template>

pkg/harvester/edit/kubevirt.io.virtualmachine/index.vue

@@ -2,7 +2,7 @@
 import { isEqual } from 'lodash';
 import { mapGetters } from 'vuex';
 import Tabbed from '@shell/components/Tabbed';
-import { clone, set } from '@shell/utils/object';
+import { clone } from '@shell/utils/object';
 import Tab from '@shell/components/Tabbed/Tab';
 import { Checkbox } from '@components/Form/Checkbox';
 import CruResource from '@shell/components/CruResource';
@@ -434,38 +434,44 @@ export default {
       }
     },
 
+    _compareDisksIgnoreStorage(disksA = [], disksB = []) {
+      if (disksA.length !== disksB.length) return false;
+
+      const sortedA = [...disksA].sort((a, b) => a.metadata.name.localeCompare(b.metadata.name));
+      const sortedB = [...disksB].sort((a, b) => a.metadata.name.localeCompare(b.metadata.name));
+
+      for (let i = 0; i < sortedA.length; i++) {
+        const cloneA = clone(sortedA[i]);
+        const cloneB = clone(sortedB[i]);
+
+        // remove the storage field before comparison
+        delete cloneA?.spec?.resources?.requests?.storage;
+        delete cloneB?.spec?.resources?.requests?.storage;
+
+        if (!isEqual(cloneA, cloneB)) return false;
+      }
+
+      return true;
+    },
+
+    _shouldPromptRestart(oldVM, newVM) {
+      const specChanged = !isEqual(oldVM?.spec, newVM?.spec);
+
+      // check if the disk defined in annotations has changed, ignoring storage size
+      const oldDisks = parseVolumeClaimTemplates(oldVM);
+      const newDisks = parseVolumeClaimTemplates(newVM);
+      const diskChanged = !this._compareDisksIgnoreStorage(oldDisks, newDisks);
+
+      return specChanged || diskChanged;
+    },
+
     restartVM() {
-      if (this.mode !== 'edit') {
-        return;
-      }
-      if (!this.value.isRunning) {
-        return;
-      }
-      const cloneDeepNewVM = clone(this.value);
+      if (this.mode !== 'edit' || !this.value.isRunning) return;
 
-      // new VM
-      delete cloneDeepNewVM?.metadata;
-      delete cloneDeepNewVM?.__clone;
+      const needsRestart = this._shouldPromptRestart(this.cloneVM, this.value);
 
-      // old VM
-      delete this.cloneVM?.metadata;
-      delete this.cloneVM?.__clone;
-
-      // add empty hostDevices to old VM as CRD does not have it.
-      const devicesObj = this.cloneVM?.spec?.template?.spec?.domain?.devices;
-
-      if (devicesObj && devicesObj.hostDevices === undefined) {
-        set(devicesObj, 'hostDevices', []);
-      }
-
-      const oldVM = JSON.parse(JSON.stringify(this.cloneVM));
-      const newVM = JSON.parse(JSON.stringify(cloneDeepNewVM));
-
-      // we won't show restart dialog in yaml page as we don't have a way to detect change in yaml editor.
-      // only check VM is changed in form page.
-      if (isEqual(oldVM, newVM)) {
-        return;
-      }
+      // if no restart is needed (either no changes or only size changed)
+      if (!needsRestart) return;
 
       return new Promise((resolve) => {
         this.isOpen = true;

pkg/harvester/l10n/en-us.yaml

@@ -837,6 +837,7 @@ harvester:
       snapshots: Snapshots
       datasource: Data Source
       details: Details
+      conditions: Conditions
     size: Size
     volumeMode: Volume Mode
     source: Source