rclone/backend/union/policy/lfs.go

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package policy
import (
"context"
"github.com/rclone/rclone/backend/union/upstream"
"github.com/rclone/rclone/fs"
)
func init() {
registerPolicy("lfs", &Lfs{})
}
// Lfs stands for least free space
// Search category: same as eplfs.
// Action category: same as eplfs.
// Create category: Pick the drive with the least free space.
type Lfs struct {
EpLfs
}
// Create category policy, governing the creation of files and directories
func (p *Lfs) Create(ctx context.Context, upstreams []*upstream.Fs, path string) ([]*upstream.Fs, error) {
if len(upstreams) == 0 {
return nil, fs.ErrorObjectNotFound
}
upstreams = filterNC(upstreams)
if len(upstreams) == 0 {
return nil, fs.ErrorPermissionDenied
}
u, err := p.lfs(upstreams)
return []*upstream.Fs{u}, err
}