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package serverless_sqldb //nolint:revive
import (
"time"
"github.com/scaleway/scaleway-sdk-go/errors"
"github.com/scaleway/scaleway-sdk-go/internal/async"
"github.com/scaleway/scaleway-sdk-go/scw"
)
const (
defaultRetryInterval = 15 * time.Second
defaultTimeout = 15 * time.Minute
)
// WaitForDatabaseRequest is used by WaitForDatabase method.
type WaitForDatabaseRequest struct {
DatabaseID string
Region scw.Region
Timeout *time.Duration
RetryInterval *time.Duration
}
// WaitForDatabase waits for the database to be in a "terminal state" before returning.
// This function can be used to wait for a database to be ready for example.
func (s *API) WaitForDatabase(req *WaitForDatabaseRequest, opts ...scw.RequestOption) (*Database, error) {
timeout := defaultTimeout
if req.Timeout != nil {
timeout = *req.Timeout
}
retryInterval := defaultRetryInterval
if req.RetryInterval != nil {
retryInterval = *req.RetryInterval
}
terminalStatus := map[DatabaseStatus]struct{}{
DatabaseStatusReady: {},
DatabaseStatusError: {},
DatabaseStatusLocked: {},
}
database, err := async.WaitSync(&async.WaitSyncConfig{
Get: func() (interface{}, bool, error) {
res, err := s.GetDatabase(&GetDatabaseRequest{
DatabaseID: req.DatabaseID,
Region: req.Region,
}, opts...)
if err != nil {
return nil, false, err
}
_, isTerminal := terminalStatus[res.Status]
return res, isTerminal, nil
},
Timeout: timeout,
IntervalStrategy: async.LinearIntervalStrategy(retryInterval),
})
if err != nil {
return nil, errors.Wrap(err, "waiting for database failed")
}
return database.(*Database), nil
}
// WaitForDatabaseBackupRequest is used by WaitForDatabase method.
type WaitForDatabaseBackupRequest struct {
BackupID string
Region scw.Region
Timeout *time.Duration
RetryInterval *time.Duration
}
// WaitForDatabaseBackup waits for the backup to be in a "terminal state" before returning.
// This function can be used to wait for a backup to be ready for example.
func (s *API) WaitForDatabaseBackup(req *WaitForDatabaseBackupRequest, opts ...scw.RequestOption) (*DatabaseBackup, error) {
timeout := defaultTimeout
if req.Timeout != nil {
timeout = *req.Timeout
}
retryInterval := defaultRetryInterval
if req.RetryInterval != nil {
retryInterval = *req.RetryInterval
}
terminalStatus := map[DatabaseBackupStatus]struct{}{
DatabaseBackupStatusReady: {},
DatabaseBackupStatusError: {},
DatabaseBackupStatusLocked: {},
}
backup, err := async.WaitSync(&async.WaitSyncConfig{
Get: func() (interface{}, bool, error) {
res, err := s.GetDatabaseBackup(&GetDatabaseBackupRequest{
BackupID: req.BackupID,
Region: req.Region,
}, opts...)
if err != nil {
return nil, false, err
}
_, isTerminal := terminalStatus[res.Status]
return res, isTerminal, nil
},
Timeout: timeout,
IntervalStrategy: async.LinearIntervalStrategy(retryInterval),
})
if err != nil {
return nil, errors.Wrap(err, "waiting for database backup failed")
}
return backup.(*DatabaseBackup), nil
}
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