55 lines
2.1 KiB
Go
55 lines
2.1 KiB
Go
// VulcanizeDB
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// Copyright © 2020 Vulcanize
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package rpc
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import (
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"fmt"
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"math/big"
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"github.com/cerc-io/ipld-eth-server/v5/pkg/log"
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"github.com/ethereum/go-ethereum/cmd/utils"
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"github.com/ethereum/go-ethereum/node"
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"github.com/ethereum/go-ethereum/rpc"
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"github.com/statechannels/go-nitro/paymentsmanager"
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"github.com/cerc-io/ipld-eth-server/v5/pkg/prom"
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)
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// StartHTTPEndpoint starts the HTTP RPC endpoint, configured with cors/vhosts/modules.
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// TODO: Absorb voucherValidator and queryRates args into existing ones
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func StartHTTPEndpoint(endpoint string, apis []rpc.API, modules []string, cors []string, vhosts []string, timeouts rpc.HTTPTimeouts, voucherValidator paymentsmanager.VoucherValidator, queryRates map[string]*big.Int) (*rpc.Server, error) {
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srv := rpc.NewServer()
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err := node.RegisterApis(apis, modules, srv)
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if err != nil {
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utils.Fatalf("Could not register HTTP API: %w", err)
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}
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promHandler := prom.HTTPMiddleware(node.NewHTTPHandlerStack(srv, cors, vhosts, nil))
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paymentHandler := paymentsmanager.HTTPMiddleware(promHandler, voucherValidator, queryRates)
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// start http server
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// request -> payments -> metrics -> server
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_, addr, err := node.StartHTTPEndpoint(endpoint, rpc.DefaultHTTPTimeouts, paymentHandler)
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if err != nil {
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utils.Fatalf("Could not start RPC api: %v", err)
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}
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extapiURL := fmt.Sprintf("http://%s", addr)
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log.Infof("HTTP endpoint opened at %s", extapiURL)
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return srv, err
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}
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