-
Notifications
You must be signed in to change notification settings - Fork 163
/
restore_backup_activity.go
188 lines (161 loc) · 5.66 KB
/
restore_backup_activity.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
// Copyright © 2021 Banzai Cloud
//
// 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 velero
import (
"context"
"fmt"
"time"
"emperror.dev/errors"
"github.com/jinzhu/gorm"
"github.com/sirupsen/logrus"
"go.uber.org/cadence"
"go.uber.org/cadence/activity"
"k8s.io/apimachinery/pkg/labels"
"github.com/banzaicloud/pipeline/internal/ark"
"github.com/banzaicloud/pipeline/internal/ark/api"
"github.com/banzaicloud/pipeline/internal/ark/sync"
"github.com/banzaicloud/pipeline/internal/cmd"
"github.com/banzaicloud/pipeline/internal/global"
pkgCluster "github.com/banzaicloud/pipeline/pkg/cluster"
"github.com/banzaicloud/pipeline/src/auth"
"github.com/banzaicloud/pipeline/src/cluster"
)
const (
retrySleepSeconds = 15
restoredByLabelKey = "restored-by"
restoredByLabelValue = "pipeline"
ErrReasonRestoreFailed = "BACKUP_RESTORE_FAILED"
)
// nolint: gochecknoglobals
var (
nonRestorableNamespaces = []string{
"kube-system",
"pipeline-system",
}
)
// ClusterManager interface to access clusters.
type ClusterManager interface {
GetClusterByIDOnly(ctx context.Context, clusterID uint) (cluster.CommonCluster, error)
}
type HelmService interface {
InstallDeployment(
ctx context.Context,
clusterID uint,
namespace string,
chartName string,
releaseName string,
values []byte,
chartVersion string,
wait bool,
) error
DeleteDeployment(ctx context.Context, clusterID uint, releaseName, namespace string) error
}
type RestoreBackupActivityInput struct {
ClusterID uint
RestoreBackupParams pkgCluster.RestoreFromBackupParams
}
type RestoreBackupActivity struct {
manager ClusterManager
helmService HelmService
db *gorm.DB
disasterRecoveryConfig cmd.ClusterDisasterRecoveryConfig
}
func NewRestoreBackupActivity(manager ClusterManager, helmService HelmService, db *gorm.DB, disasterRecoveryConfig cmd.ClusterDisasterRecoveryConfig) *RestoreBackupActivity {
return &RestoreBackupActivity{
manager: manager,
helmService: helmService,
db: db,
disasterRecoveryConfig: disasterRecoveryConfig,
}
}
func (a RestoreBackupActivity) Execute(ctx context.Context, input RestoreBackupActivityInput) error {
if !a.disasterRecoveryConfig.Enabled {
return nil
}
cluster, err := a.manager.GetClusterByIDOnly(ctx, input.ClusterID)
if err != nil {
return err
}
org, err := auth.GetOrganizationById(cluster.GetOrganizationId())
if err != nil {
return err
}
info := activity.GetInfo(ctx)
logrusLogger := global.LogrusLogger()
logrusLogger.WithField("clusterID", input.ClusterID).
WithField("workflowID", info.WorkflowExecution.ID).
WithField("workflowRunID", info.WorkflowExecution.RunID).
WithField("backupID", input.RestoreBackupParams.BackupID).
Debug("restoring backup")
svc := ark.NewARKService(org, cluster, a.db, logrusLogger)
backupsSvc := svc.GetBackupsService()
backup, err := backupsSvc.GetModelByID(input.RestoreBackupParams.BackupID)
if err != nil {
return err
}
err = svc.GetDeploymentsService().Deploy(a.helmService, &backup.Bucket, true,
input.RestoreBackupParams.UseClusterSecret, input.RestoreBackupParams.ServiceAccountRoleARN,
input.RestoreBackupParams.UseProviderSecret)
if err != nil {
return err
}
labels := make(labels.Set)
labels[restoredByLabelKey] = restoredByLabelValue
restoresSvc := svc.GetRestoresService()
restore, err := restoresSvc.Create(api.CreateRestoreRequest{
BackupName: backup.Name,
Labels: labels,
Options: api.RestoreOptions{
ExcludedNamespaces: nonRestorableNamespaces,
},
})
if err == nil {
err = WaitingForRestoreToFinish(restoresSvc, sync.NewRestoresSyncService(org, a.db, logrusLogger),
cluster, restore, logrusLogger, a.disasterRecoveryConfig.Ark.RestoreWaitTimeout)
}
if err != nil {
return err
}
err = svc.GetDeploymentsService().Remove(a.helmService)
if err != nil {
return err
}
return nil
}
// WaitingForRestoreToFinish waits until restoration process finishes
func WaitingForRestoreToFinish(restoresSvc *ark.RestoresService, restoresSyncSvc *sync.RestoresSyncService, cluster api.Cluster, restore *api.Restore, logger logrus.FieldLogger, waitTimeout time.Duration) error {
retryAttempts := int(waitTimeout.Seconds() / retrySleepSeconds)
for i := 0; i <= retryAttempts; i++ {
err := restoresSyncSvc.SyncRestoresForCluster(cluster)
if err != nil {
return errors.WrapIfWithDetails(err, "could not sync restores for cluster", "cluster", cluster.GetName())
}
r, err := restoresSvc.GetByName(restore.Name)
if err != nil {
return errors.WrapIfWithDetails(err, "could not get restore by name", "restore", restore.Name, "cluster", cluster.GetName())
}
if r.Status == "Completed" {
return nil
} else if r.Status == "PartiallyFailed" || r.Status == "Failed" {
return cadence.NewCustomError(ErrReasonRestoreFailed, fmt.Sprintf("backup restore status: %s", r.Status))
}
logger.WithFields(logrus.Fields{
"status": r.Status,
"attempt": i,
"max-attempts": retryAttempts,
}).Debug("restoration in progress")
time.Sleep(time.Duration(retrySleepSeconds) * time.Second)
}
return errors.New("timeout during waiting for restoration to finish")
}