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add debug logging to MemoryBackend

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This commit is contained in:
Alexander Neumann 2015-11-22 16:30:13 +01:00
parent 9cb4e14327
commit 538e5878a1
1 changed files with 14 additions and 0 deletions
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14
backend/mem_backend.go
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@ -6,6 +6,8 @@ import (
"io" "io"
"sort" "sort"
"sync" "sync"
"github.com/restic/restic/debug"
) )
type entry struct { type entry struct {
@ -55,6 +57,8 @@ func NewMemoryBackend() *MemoryBackend {
return memList(be, t, done) return memList(be, t, done)
} }
debug.Log("MemoryBackend.New", "created new memory backend")
return be return be
} }
@ -74,6 +78,8 @@ func memTest(be *MemoryBackend, t Type, name string) (bool, error) {
be.m.Lock() be.m.Lock()
defer be.m.Unlock() defer be.m.Unlock()
debug.Log("MemoryBackend.Test", "test %v %v", t, name)
if _, ok := be.data[entry{t, name}]; ok { if _, ok := be.data[entry{t, name}]; ok {
return true, nil return true, nil
} }
@ -117,6 +123,8 @@ func memGet(be *MemoryBackend, t Type, name string) (io.ReadCloser, error) {
be.m.Lock() be.m.Lock()
defer be.m.Unlock() defer be.m.Unlock()
debug.Log("MemoryBackend.Get", "get %v %v", t, name)
if _, ok := be.data[entry{t, name}]; !ok { if _, ok := be.data[entry{t, name}]; !ok {
return nil, errors.New("no such data") return nil, errors.New("no such data")
} }
@ -128,6 +136,8 @@ func memGetReader(be *MemoryBackend, t Type, name string, offset, length uint) (
be.m.Lock() be.m.Lock()
defer be.m.Unlock() defer be.m.Unlock()
debug.Log("MemoryBackend.GetReader", "get %v %v", t, name)
if _, ok := be.data[entry{t, name}]; !ok { if _, ok := be.data[entry{t, name}]; !ok {
return nil, errors.New("no such data") return nil, errors.New("no such data")
} }
@ -152,6 +162,8 @@ func memRemove(be *MemoryBackend, t Type, name string) error {
be.m.Lock() be.m.Lock()
defer be.m.Unlock() defer be.m.Unlock()
debug.Log("MemoryBackend.Remove", "get %v %v", t, name)
if _, ok := be.data[entry{t, name}]; !ok { if _, ok := be.data[entry{t, name}]; !ok {
return errors.New("no such data") return errors.New("no such data")
} }
@ -177,6 +189,8 @@ func memList(be *MemoryBackend, t Type, done <-chan struct{}) <-chan string {
sort.Strings(ids) sort.Strings(ids)
debug.Log("MemoryBackend.List", "list %v: %v", t, ids)
go func() { go func() {
defer close(ch) defer close(ch)
for _, id := range ids { for _, id := range ids {