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|---|---|---|
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@@ -7,6 +7,6 @@ jobs: | |
| runs-on: ubuntu-latest | ||
| steps: | ||
| - uses: actions/checkout@development | ||
| - uses: gaurav-nelson/[email protected].11 | ||
| - uses: gaurav-nelson/[email protected].12 | ||
| with: | ||
| folder-path: "docs" | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,97 @@ | ||
| package rest | ||
|
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| import ( | ||
| "context" | ||
| "encoding/hex" | ||
| "encoding/json" | ||
| "net/http" | ||
| "strings" | ||
|
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| "github.com/gorilla/mux" | ||
|
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| "github.com/cosmos/cosmos-sdk/client" | ||
| clientrest "github.com/cosmos/cosmos-sdk/client/rest" | ||
| "github.com/cosmos/cosmos-sdk/types/rest" | ||
| authrest "github.com/cosmos/cosmos-sdk/x/auth/client/rest" | ||
|
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| rpctypes "github.com/cosmos/ethermint/rpc/types" | ||
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| "github.com/ethereum/go-ethereum/common" | ||
| ) | ||
|
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| // RegisterTxRoutes - Central function to define routes that get registered by the main application | ||
| func RegisterTxRoutes(clientCtx client.Context, rtr *mux.Router) { | ||
| r := clientrest.WithHTTPDeprecationHeaders(rtr) | ||
| r.HandleFunc("/txs/{hash}", QueryTxRequestHandlerFn(clientCtx)).Methods("GET") | ||
| r.HandleFunc("/txs", authrest.QueryTxsRequestHandlerFn(clientCtx)).Methods("GET") | ||
| r.HandleFunc("/txs", authrest.BroadcastTxRequest(clientCtx)).Methods("POST") | ||
| r.HandleFunc("/txs/encode", authrest.EncodeTxRequestHandlerFn(clientCtx)).Methods("POST") | ||
| r.HandleFunc("/txs/decode", authrest.DecodeTxRequestHandlerFn(clientCtx)).Methods("POST") | ||
| } | ||
|
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||
| // QueryTxRequestHandlerFn implements a REST handler that queries a transaction | ||
| // by hash in a committed block. | ||
| func QueryTxRequestHandlerFn(clientCtx client.Context) http.HandlerFunc { | ||
| return func(w http.ResponseWriter, r *http.Request) { | ||
| vars := mux.Vars(r) | ||
| hashHexStr := vars["hash"] | ||
|
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| clientCtx, ok := rest.ParseQueryHeightOrReturnBadRequest(w, clientCtx, r) | ||
| if !ok { | ||
| return | ||
| } | ||
|
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| ethHashPrefix := "0x" | ||
| if !strings.HasPrefix(hashHexStr, ethHashPrefix) { | ||
| authrest.QueryTxRequestHandlerFn(clientCtx) | ||
| return | ||
| } | ||
|
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| // eth Tx | ||
| ethHashPrefixLength := len(ethHashPrefix) | ||
| output, err := getEthTransactionByHash(clientCtx, hashHexStr[ethHashPrefixLength:]) | ||
| if err != nil { | ||
| rest.WriteErrorResponse(w, http.StatusInternalServerError, err.Error()) | ||
| return | ||
| } | ||
|
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| rest.PostProcessResponseBare(w, clientCtx, output) | ||
| } | ||
| } | ||
|
|
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| // GetTransactionByHash returns the transaction identified by hash. | ||
| func getEthTransactionByHash(clientCtx client.Context, hashHex string) ([]byte, error) { | ||
| hash, err := hex.DecodeString(hashHex) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| node, err := clientCtx.GetNode() | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
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| tx, err := node.Tx(context.Background(), hash, false) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| // Can either cache or just leave this out if not necessary | ||
| block, err := node.Block(context.Background(), &tx.Height) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
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||
| blockHash := common.BytesToHash(block.Block.Header.Hash()) | ||
|
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| ethTx, err := rpctypes.RawTxToEthTx(clientCtx, tx.Tx) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
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| height := uint64(tx.Height) | ||
| res, err := rpctypes.NewTransaction(ethTx, common.BytesToHash(tx.Tx.Hash()), blockHash, height, uint64(tx.Index)) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| return json.Marshal(res) | ||
| } |