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validate.go
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validate.go
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package scheduler
import (
"errors"
"fmt"
"strings"
cv2 "gopkg.in/robfig/cron.v2"
)
func validate(s ScheduleTemplate) error {
if err := ValidateSchedule(s.Schedule); err != nil {
return err
}
if err := ValidateScheduleType(s.Type); err != nil {
return err
}
if err := ValidateBackRestSchedule(s.Type, s.Deployment, s.Label, s.PGBackRest.Type); err != nil {
return err
}
if err := ValidatePolicySchedule(s.Type, s.Policy.Name, s.Policy.Database); err != nil {
return err
}
return nil
}
func ValidateSchedule(schedule string) error {
if _, err := cv2.Parse(schedule); err != nil {
return fmt.Errorf("%s is not a valid schedule: ", schedule)
}
return nil
}
func ValidateScheduleType(schedule string) error {
scheduleTypes := []string{
"pgbackrest",
"pgbasebackup",
"policy",
}
schedule = strings.ToLower(schedule)
for _, scheduleType := range scheduleTypes {
if schedule == scheduleType {
return nil
}
}
return fmt.Errorf("%s is not a valid schedule type", schedule)
}
func ValidateBackRestSchedule(scheduleType, deployment, label, backupType string) error {
if scheduleType == "pgbackrest" {
if deployment == "" && label == "" {
return errors.New("Deployment or Label required for pgBackRest schedules")
}
if backupType == "" {
return errors.New("Backup Type required for pgBackRest schedules")
}
validBackupTypes := []string{
"full",
"incr",
"diff",
}
var valid bool
for _, bType := range validBackupTypes {
if backupType == bType {
valid = true
break
}
}
if !valid {
return fmt.Errorf("pgBackRest Backup Type invalid: %s", backupType)
}
}
return nil
}
func ValidateBaseBackupSchedule(scheduleType, pvcName string) error {
if scheduleType == "pgbasebackup" {
if pvcName == "" {
return errors.New("PVC Name required for pgBaseBackup schedules")
}
}
return nil
}
func ValidatePolicySchedule(scheduleType, policy, database string) error {
if scheduleType == "policy" {
if database == "" {
return errors.New("Database name required for policy schedules")
}
if policy == "" {
return errors.New("Policy name required for policy schedules")
}
}
return nil
}