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service.go
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service.go
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// Copyright 2019 The OpenSDS Authors.
//
// 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 service
import (
"context"
"errors"
"fmt"
log "github.com/sirupsen/logrus"
"github.com/opensds/multi-cloud/backend/pkg/db"
"github.com/opensds/multi-cloud/backend/pkg/model"
"github.com/opensds/multi-cloud/backend/pkg/utils/constants"
pb "github.com/opensds/multi-cloud/backend/proto"
)
type backendService struct{}
func NewBackendService() pb.BackendHandler {
return &backendService{}
}
func (b *backendService) CreateBackend(ctx context.Context, in *pb.CreateBackendRequest, out *pb.CreateBackendResponse) error {
log.Info("Received CreateBackend request.")
backend := &model.Backend{
Name: in.Backend.Name,
TenantId: in.Backend.TenantId,
UserId: in.Backend.UserId,
Type: in.Backend.Type,
Region: in.Backend.Region,
Endpoint: in.Backend.Endpoint,
BucketName: in.Backend.BucketName,
Access: in.Backend.Access,
Security: in.Backend.Security,
}
res, err := db.Repo.CreateBackend(ctx, backend)
if err != nil {
log.Errorf("Failed to create backend: %v", err)
return err
}
out.Backend = &pb.BackendDetail{
Id: res.Id.Hex(),
Name: res.Name,
TenantId: res.TenantId,
UserId: res.UserId,
Type: res.Type,
Region: res.Region,
Endpoint: res.Endpoint,
BucketName: res.BucketName,
Access: res.Access,
Security: res.Security,
}
log.Info("Create backend successfully.")
return nil
}
func (b *backendService) GetBackend(ctx context.Context, in *pb.GetBackendRequest, out *pb.GetBackendResponse) error {
log.Info("Received GetBackend request.")
res, err := db.Repo.GetBackend(ctx, in.Id)
if err != nil {
log.Errorf("failed to get backend: %v\n", err)
return err
}
out.Backend = &pb.BackendDetail{
Id: res.Id.Hex(),
Name: res.Name,
TenantId: res.TenantId,
UserId: res.UserId,
Type: res.Type,
Region: res.Region,
Endpoint: res.Endpoint,
BucketName: res.BucketName,
Access: res.Access,
Security: res.Security,
}
log.Info("Get backend successfully.")
return nil
}
func (b *backendService) ListBackend(ctx context.Context, in *pb.ListBackendRequest, out *pb.ListBackendResponse) error {
log.Info("Received ListBackend request.")
// (query *model.QueryField, sort *model.SortField, sortBy *model.SortBy, page *model.Pagination
if in.Limit < 0 || in.Offset < 0 {
msg := fmt.Sprintf("invalid pagination parameter, limit = %d and offset = %d.", in.Limit, in.Offset)
log.Info(msg)
return errors.New(msg)
}
res, err := db.Repo.ListBackend(ctx, int(in.Limit), int(in.Offset), in.Filter)
if err != nil {
log.Errorf("failed to list backend: %v\n", err)
return err
}
var backends []*pb.BackendDetail
for _, item := range res {
backends = append(backends, &pb.BackendDetail{
Id: item.Id.Hex(),
Name: item.Name,
TenantId: item.TenantId,
UserId: item.UserId,
Type: item.Type,
Region: item.Region,
Endpoint: item.Endpoint,
BucketName: item.BucketName,
Access: item.Access,
Security: item.Security,
})
}
out.Backends = backends
out.Next = in.Offset + int32(len(res))
log.Infof("Get backend successfully, #num=%d", len(backends))
return nil
}
func (b *backendService) UpdateBackend(ctx context.Context, in *pb.UpdateBackendRequest, out *pb.UpdateBackendResponse) error {
log.Info("Received UpdateBackend request.")
backend, err := db.Repo.GetBackend(ctx, in.Id)
if err != nil {
log.Errorf("failed to get backend: %v\n", err)
return err
}
// TODO: check if access and security is valid.
backend.Access = in.Access
backend.Security = in.Security
res, err := db.Repo.UpdateBackend(ctx, backend)
if err != nil {
log.Errorf("failed to update backend: %v\n", err)
return err
}
out.Backend = &pb.BackendDetail{
Id: res.Id.Hex(),
Name: res.Name,
TenantId: res.TenantId,
UserId: res.UserId,
Type: res.Type,
Region: res.Region,
Endpoint: res.Endpoint,
BucketName: res.BucketName,
Access: res.Access,
Security: res.Security,
}
log.Info("Update backend successfully.")
return nil
}
func (b *backendService) DeleteBackend(ctx context.Context, in *pb.DeleteBackendRequest, out *pb.DeleteBackendResponse) error {
log.Info("Received DeleteBackend request.")
err := db.Repo.DeleteBackend(ctx, in.Id)
if err != nil {
log.Errorf("failed to delete backend: %v\n", err)
return err
}
log.Info("Delete backend successfully.")
return nil
}
func (b *backendService) ListType(ctx context.Context, in *pb.ListTypeRequest, out *pb.ListTypeResponse) error {
log.Info("Received ListType request.")
allTypes := []*pb.TypeDetail{
{
Name: constants.BackendTypeAws,
Description: "AWS Simple Cloud Storage Service(S3)",
},
{
Name: constants.BackendTypeObs,
Description: "Huawei Object Storage Service(OBS)",
},
{
Name: constants.BackendTypeAzure,
Description: "Azure Blob Storage",
},
{
Name: constants.BackendTypeCeph,
Description: "Ceph Object Storage",
},
{
Name: constants.BackendTypeGcs,
Description: "GCP Storage",
},
{
Name: constants.BackendFusionStorage,
Description: "Huawei Fusionstorage Object Storage",
},
{
Name: constants.BackendTypeIBMCos,
Description: "IBM Cloud Object Storage",
},
{
Name: constants.BackendTypeYIGS3,
Description: "YIG Storage",
},
{
Name: constants.BackendTypeAlibaba,
Description: "Alibaba Object Storage Service(OSS)",
},
{
Name: constants.BackendTypeAwsFile,
Description: "AWS File Service",
},
{
Name: constants.BackendTypeAzureFile,
Description: "Azure File Service",
},
{
Name: constants.BackendTypeGcsFile,
Description: "GCP File Service",
},
{
Name: constants.BackendTypeAwsBlock,
Description: "AWS Block Service",
},
{
Name: constants.BackendTypeHwSFS,
Description: "Huawei File Service",
},
{
Name: constants.BackendTypeHpcBlock,
Description: "HPC Block Service",
},
{
Name: constants.BackendTypeSonyODA,
Description: "Sony-ODA Object Storage",
},
}
// Filter by name
var types []*pb.TypeDetail
if name, ok := in.Filter["name"]; ok {
for _, t := range allTypes {
if t.Name == name {
types = append(types, t)
}
}
} else {
types = allTypes
}
// Pagination handle
if int(in.Offset) > len(types) {
return fmt.Errorf("offset exceeds the max type length")
}
start := int(in.Offset)
end := start + int(in.Limit)
if end > len(types) {
end = len(types)
}
out.Types = types[start:end]
out.Next = in.Offset + int32(len(out.Types))
log.Infof("Types:%+v\n", out.Types)
return nil
}
func (b *backendService) CreateTier(ctx context.Context, in *pb.CreateTierRequest, out *pb.CreateTierResponse) error {
log.Info("Received CreateTier request.")
tier := &model.Tier{
Name: in.Tier.Name,
TenantId: in.Tier.TenantId,
Backends: in.Tier.Backends,
Tenants: in.Tier.Tenants,
}
res, err := db.Repo.CreateTier(ctx, tier)
if err != nil {
log.Errorf("Failed to create tier: %v", err)
return err
}
out.Tier = &pb.Tier{
Id: res.Id.Hex(),
Name: res.Name,
TenantId: res.TenantId,
Backends: res.Backends,
Tenants: in.Tier.Tenants,
}
log.Info("Create tier successfully.")
return nil
}
func (b *backendService) UpdateTier(ctx context.Context, in *pb.UpdateTierRequest, out *pb.UpdateTierResponse) error {
log.Info("Received UpdateTier request.")
res1, err := db.Repo.GetTier(ctx, in.Tier.Id)
if err != nil {
log.Errorf("failed to update tier: %v\n", err)
return err
}
tier := &model.Tier{
Id: res1.Id,
Name: res1.Name,
TenantId: res1.TenantId,
Backends: in.Tier.Backends,
Tenants: in.Tier.Tenants,
}
res, err := db.Repo.UpdateTier(ctx, tier)
if err != nil {
log.Errorf("failed to update tier: %v\n", err)
return err
}
out.Tier = &pb.Tier{
Id: res.Id.Hex(),
Name: res.Name,
TenantId: res.TenantId,
Backends: res.Backends,
Tenants: in.Tier.Tenants,
}
log.Info("Update tier successfully.")
return nil
}
func (b *backendService) GetTier(ctx context.Context, in *pb.GetTierRequest, out *pb.GetTierResponse) error {
log.Info("Received GetTier request.")
res, err := db.Repo.GetTier(ctx, in.Id)
if err != nil {
log.Errorf("failed to get tier: %v\n", err)
return err
}
out.Tier = &pb.Tier{
Id: res.Id.Hex(),
Name: res.Name,
TenantId: res.TenantId,
Backends: res.Backends,
Tenants: res.Tenants,
}
log.Info("Get Tier successfully.")
return nil
}
func (b *backendService) ListTiers(ctx context.Context, in *pb.ListTierRequest, out *pb.ListTierResponse) error {
log.Info("Received ListTiers request.")
if in.Limit < 0 || in.Offset < 0 {
msg := fmt.Sprintf("invalid pagination parameter, limit = %d and offset = %d.", in.Limit, in.Offset)
log.Info(msg)
return errors.New(msg)
}
res, err := db.Repo.ListTiers(ctx, int(in.Limit), int(in.Offset), in.Filter)
if err != nil {
log.Errorf("failed to list backend: %v\n", err)
return err
}
var tiers []*pb.Tier
for _, item := range res {
tiers = append(tiers, &pb.Tier{
Id: item.Id.Hex(),
Name: item.Name,
TenantId: item.TenantId,
Backends: item.Backends,
Tenants: item.Tenants,
})
}
out.Tiers = tiers
out.Next = in.Offset + int32(len(res))
log.Infof("List Tiers successfully, #num=%d", len(tiers))
return nil
}
func (b *backendService) DeleteTier(ctx context.Context, in *pb.DeleteTierRequest, out *pb.DeleteTierResponse) error {
log.Info("Received DeleteTier request.")
err := db.Repo.DeleteTier(ctx, in.Id)
if err != nil {
log.Errorf("failed to delete tier: %v\n", err)
return err
}
log.Info("Delete tier successfully.")
return nil
}