go-eth-proxy

commit 15c288b96137d64ab8c8cd8c66b720d67e55d813
parent 05c88d4eaded3b59def4aefa8274b1fb219e1c1c
Author: lash <dev@holbrook.no>
Date:   Fri, 28 Jun 2024 18:33:52 +0100

Add server binary, fix tx hash get method name

Diffstat:
A
Makefile
 | 
2
++
A
cmd/main.go
 | 
42
++++++++++++++++++++++++++++++++++++++++++
M
proxy/service.go
 | 
8
+++++++-
M
proxy/service_test.go
 | 
2
+-

4 files changed, 52 insertions(+), 2 deletions(-)
diff --git a/Makefile b/Makefile
@@ -0,0 +1,2 @@
+all:
+	go build -v -o eth-proxy ./cmd/
diff --git a/cmd/main.go b/cmd/main.go
@@ -0,0 +1,42 @@
+package main
+
+import (
+	"flag"
+	"log"
+	"os"
+	"net/http"
+
+	"defalsify.org/go-eth-proxy/proxy"
+	"defalsify.org/go-eth-proxy/store/lmdb"
+	"github.com/ethereum/go-ethereum/rpc"
+
+)
+
+
+func main() {
+	dbpath := flag.String("cachepath", ".", "Path to lmdb data")
+	db, err := lmdb.NewStore(*dbpath)
+	if err != nil {
+		log.Printf("%s", err)
+		os.Exit(1)
+	}
+	defer db.Close()
+
+	svc := proxy.NewProxyService(db)
+	h := rpc.NewServer()
+	err = h.RegisterName("eth", svc)
+	if err != nil {
+		log.Printf("%s", err)
+		os.Exit(1)
+	}
+
+	srv := &http.Server{
+		Handler: h,
+		Addr: "0.0.0.0:8080",
+	}
+	err = srv.ListenAndServe()
+	if err != nil {
+		log.Printf("%s", err)
+		os.Exit(1)
+	}
+}
diff --git a/proxy/service.go b/proxy/service.go
@@ -2,6 +2,7 @@ package proxy
 
 import (
 	"context"
+	"log"
 
 	"github.com/ethereum/go-ethereum/core/types"
 	"github.com/ethereum/go-ethereum/common"
@@ -19,7 +20,12 @@ func NewProxyService(store store.Store) (*ProxyService) {
 	}
 }
 
-func (p *ProxyService) GetTransaction(ctx context.Context, hsh string) (*types.Transaction, error) {
+func (p *ProxyService) GasPrice() (string, error) {
+	return "0x0", nil
+}
+
+func (p *ProxyService) GetTransactionByHash(ctx context.Context, hsh string) (*types.Transaction, error) {
+	log.Printf("get tx hash %s", hsh)
 	b := common.FromHex(hsh)
 	tx, err := p.store.GetTransaction(b)
 	if err != nil {
diff --git a/proxy/service_test.go b/proxy/service_test.go
@@ -40,7 +40,7 @@ func TestProxyServerStart(t *testing.T) {
 		t.Fatal(err)
 	}
 	t.Logf("mods %s", mods)
-	err = client.Call(&tx, "eth_getTransaction", tx_test)
+	err = client.Call(&tx, "eth_getTransactionByHash", tx_test)
 	if err != nil {
 		t.Fatal(err)
 	}