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util/file: allow context to be passed (#1950)

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ben-toogood 2020-08-19 16:03:19 +01:00 committed by Vasiliy Tolstov
parent cf9bdd0f99
commit cf084b410f
2 changed files with 34 additions and 8 deletions
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25
util/file/client.go
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@ -28,8 +28,18 @@ type File interface {
} }
// NewClient returns a new Client which uses a micro Client // NewClient returns a new Client which uses a micro Client
func New(service string, c client.Client) File { func New(service string, c client.Client, opts ...Option) File {
return &fc{proto.NewFileService(service, c)} options := Options{
Context: context.TODO(),
}
for _, o := range opts {
o(&options)
}
return &fc{
c: proto.NewFileService(service, c),
opts: options,
}
} }
const ( const (
@ -38,10 +48,11 @@ const (
type fc struct { type fc struct {
c proto.FileService c proto.FileService
opts Options
} }
func (c *fc) Open(filename string, truncate bool) (int64, error) { func (c *fc) Open(filename string, truncate bool) (int64, error) {
rsp, err := c.c.Open(context.TODO(), &proto.OpenRequest{ rsp, err := c.c.Open(c.opts.Context, &proto.OpenRequest{
Filename: filename, Filename: filename,
Truncate: truncate, Truncate: truncate,
}) })
@ -52,7 +63,7 @@ func (c *fc) Open(filename string, truncate bool) (int64, error) {
} }
func (c *fc) Stat(filename string) (*proto.StatResponse, error) { func (c *fc) Stat(filename string) (*proto.StatResponse, error) {
return c.c.Stat(context.TODO(), &proto.StatRequest{Filename: filename}) return c.c.Stat(c.opts.Context, &proto.StatRequest{Filename: filename})
} }
func (c *fc) GetBlock(sessionId, blockId int64) ([]byte, error) { func (c *fc) GetBlock(sessionId, blockId int64) ([]byte, error) {
@ -60,7 +71,7 @@ func (c *fc) GetBlock(sessionId, blockId int64) ([]byte, error) {
} }
func (c *fc) ReadAt(sessionId, offset, size int64) ([]byte, error) { func (c *fc) ReadAt(sessionId, offset, size int64) ([]byte, error) {
rsp, err := c.c.Read(context.TODO(), &proto.ReadRequest{Id: sessionId, Size: size, Offset: offset}) rsp, err := c.c.Read(c.opts.Context, &proto.ReadRequest{Id: sessionId, Size: size, Offset: offset})
if err != nil { if err != nil {
return nil, err return nil, err
} }
@ -90,7 +101,7 @@ func (c *fc) Read(sessionId int64, buf []byte) (int, error) {
} }
func (c *fc) Write(sessionId, offset int64, data []byte) error { func (c *fc) Write(sessionId, offset int64, data []byte) error {
_, err := c.c.Write(context.TODO(), &proto.WriteRequest{ _, err := c.c.Write(c.opts.Context, &proto.WriteRequest{
Id: sessionId, Id: sessionId,
Offset: offset, Offset: offset,
Data: data}) Data: data})
@ -98,7 +109,7 @@ func (c *fc) Write(sessionId, offset int64, data []byte) error {
} }
func (c *fc) Close(sessionId int64) error { func (c *fc) Close(sessionId int64) error {
_, err := c.c.Close(context.TODO(), &proto.CloseRequest{Id: sessionId}) _, err := c.c.Close(c.opts.Context, &proto.CloseRequest{Id: sessionId})
return err return err
} }

15
util/file/options.go Normal file
View File

@ -0,0 +1,15 @@
package file
import "context"
type Options struct {
Context context.Context
}
type Option func(o *Options)
func WithContext(ctx context.Context) Option {
return func(o *Options) {
o.Context = ctx
}
}