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pgbasebackup.go
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pgbasebackup.go
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package scheduler
/*
Copyright 2019 Crunchy Data Solutions, Inc.
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.
*/
import (
"fmt"
crv1 "github.com/crunchydata/postgres-operator/apis/cr/v1"
"github.com/crunchydata/postgres-operator/kubeapi"
log "github.com/sirupsen/logrus"
kerrors "k8s.io/apimachinery/pkg/api/errors"
)
type BaseBackupJob struct {
backupType string
ccpImageTag string
cluster string
container string
deployment string
hostname string
label string
namespace string
port string
pvc string
secret string
}
func (s *ScheduleTemplate) NewBaseBackupSchedule() BaseBackupJob {
return BaseBackupJob{
namespace: s.Namespace,
deployment: s.PGBackRest.Deployment,
label: s.PGBackRest.Label,
container: s.PGBackRest.Container,
cluster: s.Cluster,
ccpImageTag: s.PGBaseBackup.ImageTag,
hostname: s.Cluster,
secret: s.PGBaseBackup.Secret,
port: s.PGBaseBackup.Port,
pvc: s.PGBaseBackup.BackupVolume,
}
}
func (b BaseBackupJob) Run() {
contextLogger := log.WithFields(log.Fields{
"namespace": b.namespace,
"backupType": b.backupType,
"cluster": b.cluster})
contextLogger.Info("Running pgBaseBackup schedule")
cluster := crv1.Pgcluster{}
found, err := kubeapi.Getpgcluster(restClient, &cluster, b.cluster, b.namespace)
if !found {
contextLogger.WithFields(log.Fields{
"error": err,
}).Error("pgCluster not found")
return
} else if err != nil {
contextLogger.WithFields(log.Fields{
"error": err,
}).Error("error retrieving pgCluster")
return
}
taskName := fmt.Sprintf("%s", b.cluster)
result := crv1.Pgbackup{}
found, err = kubeapi.Getpgbackup(restClient, &result, taskName, b.namespace)
if found {
//update the status to re-submitted
result.Spec.BackupStatus = crv1.PgBackupJobReSubmitted
err = kubeapi.Updatepgbackup(restClient, &result, taskName, b.namespace)
if err != nil {
contextLogger.WithFields(log.Fields{
"task": taskName,
"error": err,
}).Error("error updating pgbackup")
return
}
} else if err != nil && !kerrors.IsNotFound(err) {
contextLogger.WithFields(log.Fields{
"task": taskName,
"error": err,
}).Error("error getting pgbackup")
return
}
//if the pgbackup doesn't exist, create it
if !found {
basebackup := pgBaseBackupTask{
clusterName: cluster.Name,
taskName: taskName,
ccpImageTag: b.ccpImageTag,
hostname: cluster.Spec.PrimaryHost,
port: cluster.Spec.Port,
status: "initial",
pvc: b.pvc,
secret: cluster.Spec.PrimarySecretName,
}
task := basebackup.NewBaseBackupTask()
err = kubeapi.Createpgbackup(restClient, task, b.namespace)
if err != nil {
contextLogger.WithFields(log.Fields{
"task": taskName,
"error": err,
}).Error("error creating backup task")
return
}
}
}