Merge pull request #13139 from zexi/schedulder-bm-uefi

feat(scheduler): baremetal uefi image filter

pkg/scheduler/algorithm/predicates/baremetal/uefi_predicate.go

@@ -0,0 +1,81 @@
+// Copyright 2019 Yunion
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package baremetal
+
+import (
+	"database/sql"
+	"fmt"
+
+	"yunion.io/x/pkg/errors"
+
+	"yunion.io/x/onecloud/pkg/compute/models"
+	"yunion.io/x/onecloud/pkg/scheduler/algorithm/predicates"
+	"yunion.io/x/onecloud/pkg/scheduler/core"
+)
+
+type UEFIImagePredicate struct {
+	predicates.BasePredicate
+	cacheImage *models.SCachedimage
+}
+
+func (f *UEFIImagePredicate) Name() string {
+	return "uefi_image"
+}
+
+func (f *UEFIImagePredicate) Clone() core.FitPredicate {
+	return new(UEFIImagePredicate)
+}
+
+func (f *UEFIImagePredicate) PreExecute(u *core.Unit, cs []core.Candidater) (bool, error) {
+	disks := u.SchedData().Disks
+	if len(disks) == 0 {
+		return false, nil
+	}
+	imageId := disks[0].ImageId
+	if len(imageId) == 0 {
+		return false, nil
+	}
+	obj, err := models.CachedimageManager.FetchById(imageId)
+	if err != nil {
+		// 忽略第一次上传到glance镜像后未缓存的记录
+		if err == sql.ErrNoRows {
+			return false, nil
+		}
+		return false, errors.Wrapf(err, "fetch cached image %q", imageId)
+	}
+	cacheImage := obj.(*models.SCachedimage)
+	f.cacheImage = cacheImage
+	return true, nil
+}
+
+func (f *UEFIImagePredicate) Execute(u *core.Unit, c core.Candidater) (bool, []core.PredicateFailureReason, error) {
+	h := predicates.NewPredicateHelper(f, u, c)
+	imgName := f.cacheImage.GetName()
+	hostName := c.Getter().Name()
+	imageMsg := fmt.Sprintf("image %s is not UEFI", imgName)
+	hostMsg := fmt.Sprintf("host %s is not UEFI boot", hostName)
+	isUEFIImage := f.cacheImage.UEFI.Bool()
+	if isUEFIImage {
+		imageMsg = fmt.Sprintf("image %s is UEFI", imgName)
+	}
+	isUEFIHost := c.Getter().Host().IsUEFIBoot()
+	if isUEFIHost {
+		hostMsg = fmt.Sprintf("host %s is UEFI boot", hostName)
+	}
+	if isUEFIImage != isUEFIHost {
+		h.Exclude(imageMsg + " but " + hostMsg)
+	}
+	return h.GetResult()
+}

pkg/scheduler/algorithmprovider/baremetal.go

@@ -44,5 +44,6 @@ func baremetalPredicates() sets.String {
 		factory.RegisterFitPredicate("n-CloudproviderschedtagFilter", predicates.NewCloudproviderSchedtagPredicate()),
 		factory.RegisterFitPredicate("o-CloudregionschedtagFilter", predicates.NewCloudregionSchedtagPredicate()),
 		factory.RegisterFitPredicate("p-ZoneschedtagFilter", predicates.NewZoneSchedtagPredicate()),
+		factory.RegisterFitPredicate("q-UEFIFilter", &predicatebm.UEFIImagePredicate{}),
 	)
 }