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Delete many files at once with purge

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This commit is contained in:
Nick Craig-Wood 2012-12-23 09:49:49 +00:00
parent a5ecd66388
commit 720d44f8e9
1 changed files with 26 additions and 10 deletions
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36
swiftsync.go
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@ -457,8 +457,6 @@ func rmdir(c *swift.Connection, args []string) {
// Removes a container and all of its contents
//
// FIXME should delete many at once
//
// FIXME should make FsObjects and use debugging
func purge(c *swift.Connection, args []string) {
container := args[0]
@ -467,15 +465,33 @@ func purge(c *swift.Connection, args []string) {
log.Fatalf("Couldn't read container %q: %s", container, err)
}
for i := range objects {
object := &objects[i]
err = c.ObjectDelete(container, object.Name)
if err != nil {
log.Printf("%s: Couldn't delete: %s\n", object.Name, err)
} else {
log.Printf("%s: Deleted\n", object.Name)
}
to_be_deleted := make(chan *swift.Object, *transfers)
var wg sync.WaitGroup
wg.Add(*transfers)
for i := 0; i < *transfers; i++ {
go func() {
defer wg.Done()
for object := range to_be_deleted {
err := c.ObjectDelete(container, object.Name)
if err != nil {
log.Printf("%s: Couldn't delete: %s\n", object.Name, err)
} else {
log.Printf("%s: Deleted\n", object.Name)
}
}
}()
}
for i := range objects {
to_be_deleted <- &objects[i]
}
close(to_be_deleted)
log.Printf("Waiting for deletions to finish")
wg.Wait()
log.Printf("Deleting container")
rmdir(c, args)
}