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lnrpc/invoicesrpc: only try to add hop hints if we have channels

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This commit is contained in:
Olaoluwa Osuntokun 2020-08-11 17:48:14 -07:00
parent f6d6d6609f
commit 174faa7955
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GPG Key ID: BC13F65E2DC84465
1 changed files with 9 additions and 7 deletions
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16
lnrpc/invoicesrpc/addinvoice.go
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@ -255,14 +255,16 @@ func AddInvoice(ctx context.Context, cfg *AddInvoiceConfig,
return nil, nil, fmt.Errorf("could not fetch all channels")
}
// We'll restrict the number of individual route hints
// to 20 to avoid creating overly large invoices.
const numMaxHophints = 20
hopHints := selectHopHints(
amtMSat, cfg, openChannels, numMaxHophints,
)
if len(openChannels) > 0 {
// We'll restrict the number of individual route hints
// to 20 to avoid creating overly large invoices.
const numMaxHophints = 20
hopHints := selectHopHints(
amtMSat, cfg, openChannels, numMaxHophints,
)
options = append(options, hopHints...)
options = append(options, hopHints...)
}
}
// Set our desired invoice features and add them to our list of options.