77 lines
1.8 KiB
Go
77 lines
1.8 KiB
Go
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package wakuv2ext
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import (
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"context"
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"fmt"
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"github.com/libp2p/go-libp2p-core/peer"
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"github.com/status-im/go-waku/waku/v2/protocol"
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"github.com/status-im/go-waku/waku/v2/protocol/pb"
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"github.com/status-im/go-waku/waku/v2/protocol/store"
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"github.com/ethereum/go-ethereum/log"
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"github.com/status-im/status-go/eth-node/types"
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"github.com/status-im/status-go/services/ext"
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)
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// PublicAPI extends waku public API.
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type PublicAPI struct {
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*ext.PublicAPI
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service *Service
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publicAPI types.PublicWakuAPI
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log log.Logger
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}
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// NewPublicAPI returns instance of the public API.
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func NewPublicAPI(s *Service) *PublicAPI {
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return &PublicAPI{
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PublicAPI: ext.NewPublicAPI(s.Service, s.w),
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service: s,
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publicAPI: s.w.PublicWakuAPI(),
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log: log.New("package", "status-go/services/wakuext.PublicAPI"),
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}
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}
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// RequestMessages sends a request for historic messages to a MailServer.
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func (api *PublicAPI) RequestMessages(_ context.Context, r ext.StoreRequest) (types.HexBytes, error) {
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api.log.Info("RequestMessages", "request", r)
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now := api.service.w.GetCurrentTime()
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r.SetDefaults(now)
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if r.From > r.To {
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return nil, fmt.Errorf("Query range is invalid: from > to (%d > %d)", r.From, r.To)
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}
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h := protocol.GenerateRequestId()
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mailserver, err := peer.Decode(r.MailServerPeer)
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if err != nil {
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return nil, err
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}
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options := []store.HistoryRequestOption{
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store.WithRequestId(h),
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store.WithPeer(mailserver),
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store.WithPaging(r.Asc, r.PageSize),
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}
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// TODO: timeout
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if r.Cursor != nil {
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options = append(options, store.WithCursor(&pb.Index{
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Digest: r.Cursor.Digest,
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ReceivedTime: r.Cursor.ReceivedTime,
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}))
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}
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var hash types.Hash
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copy(hash[:], h[:types.HashLength])
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if err := api.service.w.RequestStoreMessages(r.Topics, r.From, r.To, options); err != nil {
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return nil, err
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}
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return hash[:], nil
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}
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