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80 lines
2.0 KiB
80 lines
2.0 KiB
package light
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import (
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"context"
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"time"
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"github.com/tendermint/tendermint/light/provider"
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"github.com/tendermint/tendermint/light/provider/http"
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"github.com/tendermint/tendermint/light/store"
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)
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// NewHTTPClient initiates an instance of a light client using HTTP addresses
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// for both the primary provider and witnesses of the light client. A trusted
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// header and hash must be passed to initialize the client.
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//
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// See all Option(s) for the additional configuration.
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// See NewClient.
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func NewHTTPClient(
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ctx context.Context,
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chainID string,
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trustOptions TrustOptions,
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primaryAddress string,
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witnessesAddresses []string,
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trustedStore store.Store,
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options ...Option) (*Client, error) {
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providers, err := providersFromAddresses(append(witnessesAddresses, primaryAddress), chainID)
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if err != nil {
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return nil, err
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}
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return NewClient(
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ctx,
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chainID,
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trustOptions,
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providers[len(providers)-1],
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providers[:len(providers)-1],
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trustedStore,
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options...)
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}
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// NewHTTPClientFromTrustedStore initiates an instance of a light client using
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// HTTP addresses for both the primary provider and witnesses and uses a
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// trusted store as the root of trust.
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//
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// See all Option(s) for the additional configuration.
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// See NewClientFromTrustedStore.
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func NewHTTPClientFromTrustedStore(
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chainID string,
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trustingPeriod time.Duration,
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primaryAddress string,
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witnessesAddresses []string,
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trustedStore store.Store,
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options ...Option) (*Client, error) {
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providers, err := providersFromAddresses(append(witnessesAddresses, primaryAddress), chainID)
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if err != nil {
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return nil, err
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}
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return NewClientFromTrustedStore(
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chainID,
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trustingPeriod,
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providers[len(providers)-1],
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providers[:len(providers)-1],
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trustedStore,
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options...)
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}
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func providersFromAddresses(addrs []string, chainID string) ([]provider.Provider, error) {
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providers := make([]provider.Provider, len(addrs))
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for idx, address := range addrs {
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p, err := http.New(chainID, address)
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if err != nil {
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return nil, err
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}
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providers[idx] = p
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}
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return providers, nil
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}
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