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Merge pull request #2462 from jsign/jsign/ipfsbstore

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ipfsbstore: offlinemode, and Has() fix
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Łukasz Magiera 2020-07-18 01:52:37 +02:00 committed by GitHub
commit 9b1d2f4c13
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 18 additions and 3 deletions
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21
lib/ipfsbstore/ipfsbstore.go
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@ -25,10 +25,14 @@ type IpfsBstore struct {
} }
func NewIpfsBstore(ctx context.Context) (*IpfsBstore, error) { func NewIpfsBstore(ctx context.Context) (*IpfsBstore, error) {
api, err := httpapi.NewLocalApi() localApi, err := httpapi.NewLocalApi()
if err != nil { if err != nil {
return nil, xerrors.Errorf("getting local ipfs api: %w", err) return nil, xerrors.Errorf("getting local ipfs api: %w", err)
} }
api, err := localApi.WithOptions(options.Api.Offline(true))
if err != nil {
return nil, xerrors.Errorf("setting offline mode: %s", err)
}
return &IpfsBstore{ return &IpfsBstore{
ctx: ctx, ctx: ctx,
@ -37,9 +41,13 @@ func NewIpfsBstore(ctx context.Context) (*IpfsBstore, error) {
} }
func NewRemoteIpfsBstore(ctx context.Context, maddr multiaddr.Multiaddr) (*IpfsBstore, error) { func NewRemoteIpfsBstore(ctx context.Context, maddr multiaddr.Multiaddr) (*IpfsBstore, error) {
api, err := httpapi.NewApi(maddr) httpApi, err := httpapi.NewApi(maddr)
if err != nil { if err != nil {
return nil, xerrors.Errorf("getting remote ipfs api: %w", err) return nil, xerrors.Errorf("setting remote ipfs api: %w", err)
}
api, err := httpApi.WithOptions(options.Api.Offline(true))
if err != nil {
return nil, xerrors.Errorf("applying offline mode: %s", err)
} }
return &IpfsBstore{ return &IpfsBstore{
@ -55,6 +63,13 @@ func (i *IpfsBstore) DeleteBlock(cid cid.Cid) error {
func (i *IpfsBstore) Has(cid cid.Cid) (bool, error) { func (i *IpfsBstore) Has(cid cid.Cid) (bool, error) {
_, err := i.api.Block().Stat(i.ctx, path.IpldPath(cid)) _, err := i.api.Block().Stat(i.ctx, path.IpldPath(cid))
if err != nil { if err != nil {
// The underlying client is running in Offline mode.
// Stat() will fail with an err if the block isn't in the
// blockstore. If that's the case, return false without
// an error since that's the original intention of this method.
if err.Error() == "blockservice: key not found" {
return false, nil
}
return false, xerrors.Errorf("getting ipfs block: %w", err) return false, xerrors.Errorf("getting ipfs block: %w", err)
} }