mirror of
https://github.com/rclone/rclone.git
synced 2024-11-07 09:04:52 +01:00
Stop sync creating FsObjects unecessarily when they have been created by List already
This commit is contained in:
parent
8b066ba77c
commit
90a397c533
86
swiftsync.go
86
swiftsync.go
@ -28,32 +28,55 @@ var (
|
||||
statsInterval = flag.Duration("stats", time.Minute*1, "Interval to print stats")
|
||||
)
|
||||
|
||||
// A pair of FsObjects
|
||||
type PairFsObjects struct {
|
||||
src, dst FsObject
|
||||
}
|
||||
|
||||
type PairFsObjectsChan chan PairFsObjects
|
||||
|
||||
// Check to see if src needs to be copied to dst and if so puts it in out
|
||||
func checkOne(src, dst FsObject, out FsObjectsChan) {
|
||||
if dst == nil {
|
||||
FsDebug(src, "Couldn't find local file - download")
|
||||
out <- src
|
||||
return
|
||||
}
|
||||
// Check to see if can store this
|
||||
if !src.Storable() {
|
||||
return
|
||||
}
|
||||
// Check to see if changed or not
|
||||
if Equal(src, dst) {
|
||||
FsDebug(src, "Unchanged skipping")
|
||||
return
|
||||
}
|
||||
out <- src
|
||||
}
|
||||
|
||||
// Read FsObjects~s on in send to out if they need uploading
|
||||
//
|
||||
// FIXME potentially doing lots of MD5SUMS at once
|
||||
func PairChecker(in PairFsObjectsChan, out FsObjectsChan, wg *sync.WaitGroup) {
|
||||
defer wg.Done()
|
||||
for pair := range in {
|
||||
src := pair.src
|
||||
stats.Checking(src)
|
||||
checkOne(src, pair.dst, out)
|
||||
stats.DoneChecking(src)
|
||||
}
|
||||
}
|
||||
|
||||
// Read FsObjects~s on in send to out if they need uploading
|
||||
//
|
||||
// FIXME potentially doing lots of MD5SUMS at once
|
||||
func Checker(in, out FsObjectsChan, fdst Fs, wg *sync.WaitGroup) {
|
||||
defer wg.Done()
|
||||
|
||||
for src := range in {
|
||||
stats.Checking(src)
|
||||
dst := fdst.NewFsObject(src.Remote())
|
||||
checkOne(src, dst, out)
|
||||
stats.DoneChecking(src)
|
||||
if dst == nil {
|
||||
FsDebug(src, "Couldn't find local file - download")
|
||||
out <- src
|
||||
continue
|
||||
}
|
||||
|
||||
// Check to see if can store this
|
||||
if !src.Storable() {
|
||||
continue
|
||||
}
|
||||
// Check to see if changed or not
|
||||
if Equal(src, dst) {
|
||||
FsDebug(src, "Unchanged skipping")
|
||||
continue
|
||||
}
|
||||
out <- src
|
||||
}
|
||||
}
|
||||
|
||||
@ -144,21 +167,13 @@ func Sync(fdst, fsrc Fs) {
|
||||
}
|
||||
|
||||
// Read source files checking them off against dest files
|
||||
to_be_checked := make(FsObjectsChan, *transfers)
|
||||
go func() {
|
||||
for src := range fsrc.List() {
|
||||
delete(delFiles, src.Remote())
|
||||
to_be_checked <- src
|
||||
}
|
||||
close(to_be_checked)
|
||||
}()
|
||||
|
||||
to_be_checked := make(PairFsObjectsChan, *transfers)
|
||||
to_be_uploaded := make(FsObjectsChan, *transfers)
|
||||
|
||||
var checkerWg sync.WaitGroup
|
||||
checkerWg.Add(*checkers)
|
||||
for i := 0; i < *checkers; i++ {
|
||||
go Checker(to_be_checked, to_be_uploaded, fdst, &checkerWg)
|
||||
go PairChecker(to_be_checked, to_be_uploaded, &checkerWg)
|
||||
}
|
||||
|
||||
var copierWg sync.WaitGroup
|
||||
@ -167,6 +182,21 @@ func Sync(fdst, fsrc Fs) {
|
||||
go Copier(to_be_uploaded, fdst, &copierWg)
|
||||
}
|
||||
|
||||
go func() {
|
||||
for src := range fsrc.List() {
|
||||
remote := src.Remote()
|
||||
dst, found := delFiles[remote]
|
||||
if found {
|
||||
delete(delFiles, remote)
|
||||
to_be_checked <- PairFsObjects{src, dst}
|
||||
} else {
|
||||
// No need to check doesn't exist
|
||||
to_be_uploaded <- src
|
||||
}
|
||||
}
|
||||
close(to_be_checked)
|
||||
}()
|
||||
|
||||
log.Printf("Waiting for checks to finish")
|
||||
checkerWg.Wait()
|
||||
close(to_be_uploaded)
|
||||
@ -281,7 +311,7 @@ func List(f Fs) {
|
||||
stats.Checking(fs)
|
||||
modTime := fs.ModTime()
|
||||
stats.DoneChecking(fs)
|
||||
fmt.Printf("%9d %19s %s\n", fs.Size(), modTime.Format("2006-01-02 15:04:05"), fs.Remote())
|
||||
fmt.Printf("%9d %19s %s\n", fs.Size(), modTime.Format("2006-01-02 15:04:05.00000000"), fs.Remote())
|
||||
}
|
||||
}()
|
||||
}
|
||||
|
Loading…
Reference in New Issue
Block a user