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Trace function calls to Base storage driver

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Signed-off-by: Stephen J Day <stephen.day@docker.com>
This commit is contained in:
Stephen J Day 2015-04-09 18:50:57 -07:00
parent 36a076995b
commit 12bf470b2f
1 changed files with 28 additions and 0 deletions
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28
docs/storage/driver/base/base.go
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@ -40,6 +40,7 @@ package base
import (
"io"
"github.com/docker/distribution/context"
storagedriver "github.com/docker/distribution/registry/storage/driver"
)
@ -51,6 +52,9 @@ type Base struct {
// GetContent wraps GetContent of underlying storage driver.
func (base *Base) GetContent(path string) ([]byte, error) {
_, done := context.WithTrace(context.Background())
defer done("Base.GetContent")
if !storagedriver.PathRegexp.MatchString(path) {
return nil, storagedriver.InvalidPathError{Path: path}
}
@ -60,6 +64,9 @@ func (base *Base) GetContent(path string) ([]byte, error) {
// PutContent wraps PutContent of underlying storage driver.
func (base *Base) PutContent(path string, content []byte) error {
_, done := context.WithTrace(context.Background())
defer done("Base.PutContent")
if !storagedriver.PathRegexp.MatchString(path) {
return storagedriver.InvalidPathError{Path: path}
}
@ -69,6 +76,9 @@ func (base *Base) PutContent(path string, content []byte) error {
// ReadStream wraps ReadStream of underlying storage driver.
func (base *Base) ReadStream(path string, offset int64) (io.ReadCloser, error) {
_, done := context.WithTrace(context.Background())
defer done("Base.ReadStream")
if offset < 0 {
return nil, storagedriver.InvalidOffsetError{Path: path, Offset: offset}
}
@ -82,6 +92,9 @@ func (base *Base) ReadStream(path string, offset int64) (io.ReadCloser, error) {
// WriteStream wraps WriteStream of underlying storage driver.
func (base *Base) WriteStream(path string, offset int64, reader io.Reader) (nn int64, err error) {
_, done := context.WithTrace(context.Background())
defer done("Base.WriteStream")
if offset < 0 {
return 0, storagedriver.InvalidOffsetError{Path: path, Offset: offset}
}
@ -95,6 +108,9 @@ func (base *Base) WriteStream(path string, offset int64, reader io.Reader) (nn i
// Stat wraps Stat of underlying storage driver.
func (base *Base) Stat(path string) (storagedriver.FileInfo, error) {
_, done := context.WithTrace(context.Background())
defer done("Base.Stat")
if !storagedriver.PathRegexp.MatchString(path) {
return nil, storagedriver.InvalidPathError{Path: path}
}
@ -104,6 +120,9 @@ func (base *Base) Stat(path string) (storagedriver.FileInfo, error) {
// List wraps List of underlying storage driver.
func (base *Base) List(path string) ([]string, error) {
_, done := context.WithTrace(context.Background())
defer done("Base.List")
if !storagedriver.PathRegexp.MatchString(path) && path != "/" {
return nil, storagedriver.InvalidPathError{Path: path}
}
@ -113,6 +132,9 @@ func (base *Base) List(path string) ([]string, error) {
// Move wraps Move of underlying storage driver.
func (base *Base) Move(sourcePath string, destPath string) error {
_, done := context.WithTrace(context.Background())
defer done("Base.Move")
if !storagedriver.PathRegexp.MatchString(sourcePath) {
return storagedriver.InvalidPathError{Path: sourcePath}
} else if !storagedriver.PathRegexp.MatchString(destPath) {
@ -124,6 +146,9 @@ func (base *Base) Move(sourcePath string, destPath string) error {
// Delete wraps Delete of underlying storage driver.
func (base *Base) Delete(path string) error {
_, done := context.WithTrace(context.Background())
defer done("Base.Move")
if !storagedriver.PathRegexp.MatchString(path) {
return storagedriver.InvalidPathError{Path: path}
}
@ -133,6 +158,9 @@ func (base *Base) Delete(path string) error {
// URLFor wraps URLFor of underlying storage driver.
func (base *Base) URLFor(path string, options map[string]interface{}) (string, error) {
_, done := context.WithTrace(context.Background())
defer done("Base.URLFor")
if !storagedriver.PathRegexp.MatchString(path) {
return "", storagedriver.InvalidPathError{Path: path}
}