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Fix startup with disabled index provider #1604

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merged 1 commit into from
Aug 4, 2023
Merged

Fix startup with disabled index provider #1604

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6 changes: 4 additions & 2 deletions node/modules/graphsync.go
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Original file line number Diff line number Diff line change
Expand Up @@ -70,8 +70,10 @@ func (p *LinkSystemProv) LinkSys() *ipld.LinkSystem {
}

func SetLinkSystem(proxy *LinkSystemProv, prov provider.Interface) {
e := prov.(*engine.Engine)
proxy.LinkSystem = e.LinkSystem()
e, ok := prov.(*engine.Engine)
if ok {
proxy.LinkSystem = e.LinkSystem()
}
}

// RetrievalGraphsync creates a graphsync instance used to serve retrievals.
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2 changes: 1 addition & 1 deletion retrievalmarket/server/gsunpaidretrieval.go
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Expand Up @@ -120,7 +120,7 @@ func (g *GraphsyncUnpaidRetrieval) Start(ctx context.Context) error {
g.ctx = ctx
g.validator.ctx = ctx

if g.linkSystem != nil {
if g.linkSystem != nil && g.linkSystem.LinkSys() != nil {
// The index provider uses graphsync to fetch advertisements.
// We need to tell graphsync to use a different IPLD Link System to provide
// the advertisements (instead of using the blockstore).
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