harvester-ui-extension/pkg/harvester/pages/c/_cluster/forklift/review-migration.vue

<script>
import { defineComponent, ref, computed } from 'vue';
import { useStore } from 'vuex';
import { useRoute, useRouter } from 'vue-router';
import Loading from '@shell/components/Loading';
import Masthead from '@shell/components/ResourceList/Masthead';
import AsyncButton from '@shell/components/AsyncButton';
import { Banner } from '@components/Banner';
import { RcItemCard } from '@components/RcItemCard';
import MappingsCell from '../../../../components/MappingsCell';
import { SCHEMA } from '@shell/config/types';
import { useI18n } from '@shell/composables/useI18n';
import { HCI } from '../../../../types';
import { PRODUCT_NAME } from '../../../../config/harvester';
import vmData from '../../../../utils/vms.json';

const schema = {
  id:         HCI.FORKLIFT_PLAN,
  type:       SCHEMA,
  attributes: {
    kind:       HCI.FORKLIFT_PLAN,
    namespaced: true
  },
  metadata: { name: HCI.FORKLIFT_PLAN },
};

export default defineComponent({
  name: 'ForkliftReviewMigration',

  components: {
    Loading,
    Masthead,
    AsyncButton,
    Banner,
    MappingsCell,
    RcItemCard,
  },

  setup() {
    const store = useStore();
    const route = useRoute();
    const router = useRouter();
    const { t } = useI18n(store);

    const vms = ref([]);
    const networkMappings = ref([]);
    const storageMappings = ref([]);
    const errors = ref([]);
    const loading = ref(true);

    const providerName = computed(() => route.query.provider || 'vsphere');
    const namespace = computed(() => route.query.namespace || 'default');
    const networkMapName = computed(() => route.query.networkMap || '');
    const storageMapName = computed(() => route.query.storageMap || '');

    const totalVCpu = computed(() => vms.value.reduce((sum, vm) => sum + (vm.cpuCount || vm.numCPU || 0), 0));

    const totalMemoryGB = computed(() => {
      const totalMB = vms.value.reduce((sum, vm) => sum + (vm.memoryMB || vm.memory || 0), 0);

      return Math.round(totalMB / 1024);
    });

    const totalStorageGB = computed(() => {
      let totalBytes = 0;

      vms.value.forEach((vm) => {
        if (vm.disks && vm.disks.length > 0) {
          totalBytes += vm.disks.reduce((sum, d) => sum + (d.capacity || 0), 0);
        }
      });

      return Math.round(totalBytes / (1024 * 1024 * 1024));
    });

    const vmCards = computed(() => {
      return vms.value.map((vm) => {
        const cpus = vm.cpuCount || vm.numCPU || 0;
        const memMB = vm.memoryMB || vm.memory || 0;
        const memGB = memMB ? `${ Math.round(memMB / 1024) } GB` : '-';

        let totalDiskBytes = 0;

        if (vm.disks && vm.disks.length > 0) {
          totalDiskBytes = vm.disks.reduce((sum, d) => sum + (d.capacity || 0), 0);
        }

        const diskDisplay = totalDiskBytes ? `${ Math.round(totalDiskBytes / (1024 * 1024 * 1024)) } GB` : '-';
        const os = vm.guestName || vm.guestOS || vm.os || '-';

        const vmNetworkMappings = networkMappings.value.filter((m) => m.vmId === vm.id);
        const vmStorageMappings = storageMappings.value.filter((m) => m.vmId === vm.id);

        return {
          id:              vm.id,
          name:            vm.name || vm.id,
          os,
          cpus,
          memGB,
          diskDisplay,
          networkMappings: vmNetworkMappings,
          storageMappings: vmStorageMappings,
        };
      });
    });

    const cancel = () => {
      router.push({
        name:   `${ PRODUCT_NAME }-c-cluster-forklift`,
        params: {
          product: route.params.product,
          cluster: route.params.cluster,
        }
      });
    };

    const startMigration = async(buttonCb) => {
      const inStore = store.getters['currentProduct'].inStore;

      try {
        const planName = `${ providerName.value }-plan-${ Math.random().toString(36).substring(2, 7) }`;

        const planSpec = {
          provider: {
            source: {
              apiVersion: 'forklift.konveyor.io/v1beta1',
              kind:       'Provider',
              name:       providerName.value,
              namespace:  namespace.value,
            },
            destination: {
              apiVersion: 'forklift.konveyor.io/v1beta1',
              kind:       'Provider',
              name:       'host',
              namespace:  'forklift',
            },
          },
          map: {
            network: {
              apiVersion: 'forklift.konveyor.io/v1beta1',
              kind:       'NetworkMap',
              name:       networkMapName.value,
              namespace:  namespace.value,
            },
            storage: {
              apiVersion: 'forklift.konveyor.io/v1beta1',
              kind:       'StorageMap',
              name:       storageMapName.value,
              namespace:  namespace.value,
            },
          },
          targetNamespace: namespace.value,
          vms:             vms.value.map((vm) => ({
            id:   vm.id,
            name: vm.name || vm.id,
          })),
          warm: false,
        };

        const plan = await store.dispatch(`${ inStore }/create`, {
          type:     HCI.FORKLIFT_PLAN,
          metadata: {
            name:      planName,
            namespace: namespace.value,
          },
          spec: planSpec,
        });

        await plan.save();

        const migrationName = `${ planName }-migration-${ Math.random().toString(36).substring(2, 7) }`;

        const migration = await store.dispatch(`${ inStore }/create`, {
          type:     HCI.FORKLIFT_MIGRATION,
          metadata: {
            name:      migrationName,
            namespace: namespace.value,
          },
          spec: {
            plan: {
              apiVersion: 'forklift.konveyor.io/v1beta1',
              kind:       'Plan',
              name:       planName,
              namespace:  namespace.value,
            },
          },
        });

        await migration.save();

        router.push({
          name:   `${ PRODUCT_NAME }-c-cluster-forklift`,
          params: {
            product: route.params.product,
            cluster: route.params.cluster,
          }
        });

        buttonCb(true);
      } catch (err) {
        errors.value = [err.message || err];
        buttonCb(false);
      }
    };

    const init = async() => {
      const vmsParam = route.query.vms;

      if (vmsParam) {
        try {
          const vmIds = JSON.parse(vmsParam);

          vms.value = vmIds.map((id) => {
            const found = vmData.find((vm) => vm.id === id);

            return found || {
              id, name: id, networks: [], disks: [], cpuCount: 0, memoryMB: 0, guestName: ''
            };
          });
        } catch (e) {
          vms.value = [];
        }
      }

      const networkMappingsParam = route.query.networkMappings;

      if (networkMappingsParam) {
        try {
          networkMappings.value = JSON.parse(networkMappingsParam);
        } catch (e) {
          networkMappings.value = [];
        }
      }

      const storageMappingsParam = route.query.storageMappings;

      if (storageMappingsParam) {
        try {
          storageMappings.value = JSON.parse(storageMappingsParam);
        } catch (e) {
          storageMappings.value = [];
        }
      }

      loading.value = false;
    };

    init();

    return {
      schema,
      loading,
      vms,
      errors,
      providerName,
      namespace,
      totalVCpu,
      totalMemoryGB,
      totalStorageGB,
      vmCards,
      t,
      cancel,
      startMigration,
    };
  },
});
</script>

<template>
  <Loading v-if="loading" />
  <div
    v-else
    class="review-migration"
  >
    <Masthead
      :schema="schema"
      :resource="schema.id"
      :type-display="t('harvester.addons.forklift.reviewMigration.title')"
      :is-creatable="false"
    >
      <template #subHeader>
        <p class="text-muted mt-5">
          {{ t('harvester.addons.forklift.reviewMigration.description') }}
        </p>
      </template>
    </Masthead>

    <!-- Migration Details Summary -->
    <div class="migration-details">
      <h3 class="section-title">
        {{ t('harvester.addons.forklift.reviewMigration.migrationDetails') }}
      </h3>
      <div class="details-grid">
        <div class="detail-column">
          <div class="detail-item">
            <span class="detail-label">{{ t('harvester.addons.forklift.reviewMigration.totalVms') }}</span>
            <span class="detail-value detail-value-large">{{ vms.length }}</span>
          </div>
        </div>
        <div class="detail-column">
          <div class="detail-item">
            <span class="detail-label">{{ t('harvester.addons.forklift.reviewMigration.source') }}</span>
          </div>
          <div class="detail-item">
            <span class="detail-value">{{ providerName }}</span>
          </div>
        </div>
        <div class="detail-column">
          <div class="detail-item">
            <span class="detail-label">{{ t('harvester.addons.forklift.reviewMigration.targetNamespace') }}</span>
          </div>
          <div class="detail-item">
            <span class="detail-value">{{ namespace }}</span>
          </div>
        </div>
        <div class="detail-column">
          <div class="detail-item">
            <span class="detail-label">{{ t('harvester.addons.forklift.reviewMigration.vcpu') }}</span>
            <span class="detail-value">{{ totalVCpu }}</span>
          </div>
          <div class="detail-item">
            <span class="detail-label">{{ t('harvester.addons.forklift.reviewMigration.memory') }}</span>
            <span class="detail-value">{{ totalMemoryGB }} GB</span>
          </div>
          <div class="detail-item">
            <span class="detail-label">{{ t('harvester.addons.forklift.reviewMigration.storage') }}</span>
            <span class="detail-value">{{ totalStorageGB }} GB</span>
          </div>
        </div>
        <div class="detail-column grid-column-2">
          <div class="detail-item">
            <span class="detail-label">{{ t('harvester.addons.forklift.reviewMigration.migrationMode') }}</span>
          </div>
          <div class="detail-item">
            <span class="detail-value">
              {{ t('harvester.addons.forklift.reviewMigration.coldMigration') }}
              <span
                class="ml-10 small-text"
              >{{ t('harvester.addons.forklift.reviewMigration.vmsWillShutDown') }}</span>
            </span>
          </div>
        </div>
      </div>
    </div>

    <!-- Virtual Machines -->
    <div class="vm-section">
      <h3 class="section-title">
        {{ t('harvester.addons.forklift.reviewMigration.virtualMachines') }} ({{ vms.length }})
      </h3>

      <div class="vm-cards-grid">
        <RcItemCard
          v-for="vm in vmCards"
          :id="vm.id"
          :key="vm.id"
          :variant="'small'"
          :header="{ title: { text: vm.name }, statuses: [{ icon: 'icon-notify-tick', color: 'text-success' }] }"
        >
          <template #item-card-content>
            <div class="vm-card-content">
              <div class="vm-card-specs">
                <span class="vm-os text-muted">{{ vm.os }}</span>
                <span class="vm-resources">
                  <i class="icon icon-dock" />
                  {{ vm.cpus }} vCPU &bull; {{ vm.memGB }} &bull; {{ vm.diskDisplay }}
                </span>
              </div>
              <MappingsCell
                :network-entries="vm.networkMappings.map(m => `${m.source} → ${m.target}`)"
                :storage-entries="vm.storageMappings.map(m => `${m.source} → ${m.target}`)"
              />
            </div>
          </template>
        </RcItemCard>
      </div>
    </div>

    <!-- Cold Migration Warning -->
    <Banner
      color="warning"
      class="mt-20"
    >
      <div>
        <span class="banner-title">{{ t('harvester.addons.forklift.reviewMigration.warningTitle') }}</span><br>
        {{ t('harvester.addons.forklift.reviewMigration.warningMessage') }}
      </div>
    </Banner>

    <!-- Error banner -->
    <Banner
      v-for="(err, i) in errors"
      :key="i"
      color="error"
      :label="err"
      class="mt-10"
    />

    <!-- Actions -->
    <div class="actions-footer">
      <button
        class="btn role-secondary"
        @click="cancel"
      >
        {{ t('generic.cancel') }}
      </button>
      <AsyncButton
        :action-label="t('harvester.addons.forklift.reviewMigration.startMigration')"
        :waiting-label="t('harvester.addons.forklift.reviewMigration.startMigration')"
        :success-label="t('harvester.addons.forklift.reviewMigration.startMigration')"
        :error-label="t('harvester.addons.forklift.reviewMigration.startMigration')"
        @click="startMigration"
      />
    </div>
  </div>
</template>

<style lang="scss" scoped>
  .review-migration {
    padding: 20px;
  }

  .section-title {
    font-weight: 600;
    margin: 0 0 15px 0;
  }

  .migration-details {
    margin-bottom: 30px;
  }

  .details-grid {
    display: grid;
    grid-template-columns: minmax(230px, 1fr) 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 12px 128px;
    width: 747px;
    line-height: 20px;
  }

  .detail-column {
    display: flex;
    flex-direction: column;
    gap: 4px;

    &.grid-column-2 {
        grid-column: span 2;
    }
  }

  .detail-item {
    display: flex;
    flex-direction: row;
    justify-content: space-between;

    .detail-label {
      font-size: 14px;
      color: var(--muted);
    }

    .detail-value {
      font-weight: 600;
      font-size: 14px;

      &.detail-value-large {
        font-size: 24px;
      }
    }
  }

  .vm-section {
    margin-top: 30px;
  }

  .vm-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
    gap: 16px;
  }

  .vm-card-content {
    display: flex;
    flex-direction: column;
    gap: 16px;
    line-height: 20px;
  }

  .vm-card-specs {
    display: flex;
    flex-direction: row;
    gap: 16px;
    align-items: center;

    .vm-os {
      font-size: 14px;
    }

    .vm-resources {
      font-size: 14px;
      color: var(--muted);
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }
  }

  .vm-card-mappings {
    display: flex;
    flex-direction: column;
    gap: 4px;
    border-top: 1px solid var(--border);
    padding-top: 10px;
  }

  .mapping-line {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;

    .icon {
      color: var(--muted);
      font-size: 14px;
    }
  }

  .small-text {
    font-size: 12px;
    line-height: 16px;
    color: #973C00;
  }

  .actions-footer {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 30px;
  }

  .banner-title {
    font-weight: 600;
  }

</style>