feat(xo-web): ability to block/unblock migration

CHANGELOG.unreleased.md

@@ -13,6 +13,7 @@
 
 - Ignore leading and trailing spaces when editing VM/Pools/Hosts/SRs names and descriptions (PR [#8115](https://github.com/vatesfr/xen-orchestra/pull/8115))
 - [VM/Advanced] in Nested virtualization section, add warning tooltip and link to documentation (PR [#8107](https://github.com/vatesfr/xen-orchestra/pull/8107))
+- [VM/Advanced] add ability to block/unblock migration (PR [#8129](https://github.com/vatesfr/xen-orchestra/pull/8129))
 
 ### Bug fixes
 

packages/xo-web/src/common/intl/messages.js

@@ -872,6 +872,8 @@ const messages = {
   vmWarmMigrationProcessInfo:
     'Warm migration process will first create a copy of the VM on the destination while the source VM is still running, then shutdown the source VM and send the changes that happened during the migration to the destination to minimize downtime.',
   backupLabel: 'Backup',
+  vmAllowMigration: 'Allow migration',
+  vmBlockMigration: 'Block migration',
 
   // ----- SR general tab -----
   baseCopyTooltip: '{n, number} base cop{n, plural, one {y} other {ies}} ({usage})',

packages/xo-web/src/common/xo/index.js

@@ -135,14 +135,15 @@ connect()
 
 const _signIn = new Promise(resolve => xo.once('authenticated', resolve))
 
+// eslint-disable-next-line n/no-unsupported-features/node-builtins
 const _call = new URLSearchParams(window.location.search.slice(1)).has('debug')
   ? async (method, params) => {
       await _signIn
       const now = Date.now()
       return tap.call(
         xo.call(method, params),
         result => {
-          // eslint-disable-next-line no-console
+          // eslint-disable-next-line no-console, n/no-unsupported-features/node-builtins
           console.debug('API call (%d ms)', Date.now() - now, method, params, result)
         },
         error => {
@@ -2441,6 +2442,23 @@ export const vmWarmMigration = async vm => {
   })
 }
 
+export const vmBlockMigration = async vm => {
+  const reason = 'VM migration is blocked during backup'
+  return await _call('vm.set', { id: resolveId(vm), blockedOperations: { pool_migrate: reason, migrate_send: reason } })
+}
+
+export const vmAllowMigration = async vm => {
+  const reason = 'VM migration is blocked during backup'
+  const { pool_migrate, migrate_send } = vm.blockedOperations
+  return await _call('vm.set', {
+    id: resolveId(vm),
+    blockedOperations: {
+      migrate_send: migrate_send === undefined || migrate_send === reason ? null : migrate_send,
+      pool_migrate: pool_migrate === undefined || pool_migrate === reason ? null : pool_migrate,
+    },
+  })
+}
+
 // DISK ---------------------------------------------------------------
 
 export const createDisk = (name, size, sr, { vm, bootable, mode, position }) =>

packages/xo-web/src/xo-app/vm/tab-advanced.js

@@ -60,6 +60,8 @@ import {
   vmDetachPcis,
   vmSetUefiMode,
   vmWarmMigration,
+  vmAllowMigration,
+  vmBlockMigration,
   XEN_DEFAULT_CPU_CAP,
   XEN_DEFAULT_CPU_WEIGHT,
   XEN_VIDEORAM_VALUES,
@@ -721,6 +723,8 @@ export default class TabAdvanced extends Component {
       vusbs,
     } = this.props
     const isWarmMigrationAvailable = getXoaPlan().value >= PREMIUM.value
+    const isMigrationAllowed =
+      vm.blockedOperations?.migrate_send === undefined && vm.blockedOperations?.pool_migrate === undefined
     const addVtpmTooltip = this._getDisabledAddVtpmReason()
     const deleteVtpmTooltip = this._getDisabledDeleteVtpmReason()
     const host = this.props.vmHosts[vm.$container]
@@ -780,6 +784,13 @@ export default class TabAdvanced extends Component {
                   labelId='vmWarmMigration'
                   tooltip={isWarmMigrationAvailable ? undefined : _('availableXoaPremium')}
                 />
+                <TabButton
+                  btnStyle='warning'
+                  handler={isMigrationAllowed ? vmBlockMigration : vmAllowMigration}
+                  handlerParam={vm}
+                  icon='vm-allow-migration'
+                  labelId={isMigrationAllowed ? 'vmBlockMigration' : 'vmAllowMigration'}
+                />
               </span>
             )}
             {vm.power_state === 'Halted' && (