ethproviders: support jwtToken auth

ethproviders/ethproviders.go

@@ -21,19 +21,24 @@ type ChainInfo struct {
 	Name string `json:"name"`
 }
 
-func NewProviders(cfg Config) (*Providers, error) {
+func NewProviders(cfg Config, optJwtToken ...string) (*Providers, error) {
 	providers := &Providers{
 		byID:       map[uint64]*ethrpc.Provider{},
 		byName:     map[string]*ethrpc.Provider{},
 		configByID: map[uint64]NetworkConfig{},
 	}
 
+	var providerJwtAuth ethrpc.Option
+	if len(optJwtToken) > 0 && optJwtToken[0] != "" {
+		providerJwtAuth = ethrpc.WithJWTAuthorization(optJwtToken[0])
+	}
+
 	for name, details := range cfg {
 		if details.Disabled {
 			continue
 		}
 
-		p, err := ethrpc.NewProvider(details.URL)
+		p, err := ethrpc.NewProvider(details.URL, providerJwtAuth)
 		if err != nil {
 			return nil, err
 		}

ethproviders/ethproviders_test.go

@@ -0,0 +1,29 @@
+package ethproviders_test
+
+import (
+	"context"
+	"math/big"
+	"testing"
+
+	"github.com/0xsequence/ethkit/ethproviders"
+	"github.com/stretchr/testify/require"
+)
+
+func TestBasic(t *testing.T) {
+	cfg := ethproviders.Config{
+		"polygon": ethproviders.NetworkConfig{
+			ID:  137,
+			URL: "https://dev-nodes.sequence.app/polygon",
+		},
+	}
+
+	ps, err := ethproviders.NewProviders(cfg) //, "xx")
+	require.NoError(t, err)
+	p := ps.Get("polygon")
+	require.NotNil(t, p)
+
+	block, err := p.BlockByNumber(context.Background(), big.NewInt(1_000_000))
+	require.NoError(t, err)
+	require.NotNil(t, block)
+	require.Equal(t, uint64(1_000_000), block.NumberU64())
+}

ethrpc/ethrpc.go

@@ -39,6 +39,9 @@ func NewProvider(nodeURL string, options ...Option) (*Provider, error) {
 		httpClient: http.DefaultClient,
 	}
 	for _, opt := range options {
+		if opt == nil {
+			continue
+		}
 		opt(p)
 	}
 	return p, nil