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Auto prepend caller when wrapping errors

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This commit is contained in:
Frederik Ring
2024-02-16 15:35:42 +01:00
parent 83fa0aae48
commit 52c22a1891
24 changed files with 313 additions and 222 deletions
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32
internal/storage/s3/s3.go
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@@ -15,6 +15,7 @@ import (
"github.com/minio/minio-go/v7"
"github.com/minio/minio-go/v7/pkg/credentials"
"github.com/offen/docker-volume-backup/internal/errwrap"
"github.com/offen/docker-volume-backup/internal/storage"
)
@@ -53,7 +54,7 @@ func NewStorageBackend(opts Config, logFunc storage.Log) (storage.Backend, error
} else if opts.IamRoleEndpoint != "" {
creds = credentials.NewIAM(opts.IamRoleEndpoint)
} else {
return nil, errors.New("NewStorageBackend: AWS_S3_BUCKET_NAME is defined, but no credentials were provided")
return nil, errwrap.Wrap(nil, "AWS_S3_BUCKET_NAME is defined, but no credentials were provided")
}
options := minio.Options{
@@ -63,12 +64,12 @@ func NewStorageBackend(opts Config, logFunc storage.Log) (storage.Backend, error
transport, err := minio.DefaultTransport(true)
if err != nil {
return nil, fmt.Errorf("NewStorageBackend: failed to create default minio transport: %w", err)
return nil, errwrap.Wrap(err, "failed to create default minio transport")
}
if opts.EndpointInsecure {
if !options.Secure {
return nil, errors.New("NewStorageBackend: AWS_ENDPOINT_INSECURE = true is only meaningful for https")
return nil, errwrap.Wrap(nil, "AWS_ENDPOINT_INSECURE = true is only meaningful for https")
}
transport.TLSClientConfig.InsecureSkipVerify = true
} else if opts.CACert != nil {
@@ -81,7 +82,7 @@ func NewStorageBackend(opts Config, logFunc storage.Log) (storage.Backend, error
mc, err := minio.New(opts.Endpoint, &options)
if err != nil {
return nil, fmt.Errorf("NewStorageBackend: error setting up minio client: %w", err)
return nil, errwrap.Wrap(err, "error setting up minio client")
}
return &s3Storage{
@@ -112,12 +113,12 @@ func (b *s3Storage) Copy(file string) error {
if b.partSize > 0 {
srcFileInfo, err := os.Stat(file)
if err != nil {
return fmt.Errorf("(*s3Storage).Copy: error reading the local file: %w", err)
return errwrap.Wrap(err, "error reading the local file")
}
_, partSize, _, err := minio.OptimalPartInfo(srcFileInfo.Size(), uint64(b.partSize*1024*1024))
if err != nil {
return fmt.Errorf("(*s3Storage).Copy: error computing the optimal s3 part size: %w", err)
return errwrap.Wrap(err, "error computing the optimal s3 part size")
}
putObjectOptions.PartSize = uint64(partSize)
@@ -125,14 +126,17 @@ func (b *s3Storage) Copy(file string) error {
if _, err := b.client.FPutObject(context.Background(), b.bucket, filepath.Join(b.DestinationPath, name), file, putObjectOptions); err != nil {
if errResp := minio.ToErrorResponse(err); errResp.Message != "" {
return fmt.Errorf(
"(*s3Storage).Copy: error uploading backup to remote storage: [Message]: '%s', [Code]: %s, [StatusCode]: %d",
errResp.Message,
errResp.Code,
errResp.StatusCode,
return errwrap.Wrap(
nil,
fmt.Sprintf(
"error uploading backup to remote storage: [Message]: '%s', [Code]: %s, [StatusCode]: %d",
errResp.Message,
errResp.Code,
errResp.StatusCode,
),
)
}
return fmt.Errorf("(*s3Storage).Copy: error uploading backup to remote storage: %w", err)
return errwrap.Wrap(err, "error uploading backup to remote storage")
}
b.Log(storage.LogLevelInfo, b.Name(), "Uploaded a copy of backup `%s` to bucket `%s`.", file, b.bucket)
@@ -152,9 +156,9 @@ func (b *s3Storage) Prune(deadline time.Time, pruningPrefix string) (*storage.Pr
for candidate := range candidates {
lenCandidates++
if candidate.Err != nil {
return nil, fmt.Errorf(
"(*s3Storage).Prune: error looking up candidates from remote storage! %w",
return nil, errwrap.Wrap(
candidate.Err,
"error looking up candidates from remote storage",
)
}
if candidate.LastModified.Before(deadline) {