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Code Issues Releases Activity

combine: propagate SlowHash feature

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This commit is contained in:
skbeh
2025-08-25 10:19:47 +00:00
committed by Nick Craig-Wood
parent bad77c642f
commit 3b07f9d34d
1 changed files with 5 additions and 1 deletions
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6
backend/combine/combine.go
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@@ -241,18 +241,22 @@ func NewFs(ctx context.Context, name, root string, m configmap.Mapper) (outFs fs
DirModTimeUpdatesOnWrite: true, DirModTimeUpdatesOnWrite: true,
PartialUploads: true, PartialUploads: true,
}).Fill(ctx, f) }).Fill(ctx, f)
canMove := true canMove, slowHash := true, false
for _, u := range f.upstreams { for _, u := range f.upstreams {
features = features.Mask(ctx, u.f) // Mask all upstream fs features = features.Mask(ctx, u.f) // Mask all upstream fs
if !operations.CanServerSideMove(u.f) { if !operations.CanServerSideMove(u.f) {
canMove = false canMove = false
} }
slowHash = slowHash || u.f.Features().SlowHash
} }
// We can move if all remotes support Move or Copy // We can move if all remotes support Move or Copy
if canMove { if canMove {
features.Move = f.Move features.Move = f.Move
} }
// If any of upstreams are SlowHash, propagate it
features.SlowHash = slowHash
// Enable ListR when upstreams either support ListR or is local // Enable ListR when upstreams either support ListR or is local
// But not when all upstreams are local // But not when all upstreams are local
if features.ListR == nil { if features.ListR == nil {