Merge pull request #439 from tonkeeper/improve-handling-of-grpc-errors

Improve handling of grpc errors

Author: mr-tron

go.mod

@@ -34,6 +34,7 @@ require (
 	golang.org/x/exp v0.0.0-20230725093048-515e97ebf090
 	golang.org/x/net v0.23.0
 	golang.org/x/text v0.14.0
+	google.golang.org/grpc v1.31.0
 	gopkg.in/yaml.v3 v3.0.1
 )
 
@@ -66,6 +67,7 @@ require (
 	golang.org/x/sync v0.6.0 // indirect
 	golang.org/x/sys v0.18.0 // indirect
 	golang.org/x/tools v0.19.0 // indirect
+	google.golang.org/genproto v0.0.0-20200825200019-8632dd797987 // indirect
 	google.golang.org/protobuf v1.33.0 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
 )

go.sum

@@ -557,6 +557,7 @@ google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013/go.mod h1:NbSheEEY
 google.golang.org/genproto v0.0.0-20200618031413-b414f8b61790/go.mod h1:jDfRM7FcilCzHH/e9qn6dsT145K34l5v+OpcnNgKAAA=
 google.golang.org/genproto v0.0.0-20200729003335-053ba62fc06f/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 google.golang.org/genproto v0.0.0-20200804131852-c06518451d9c/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
+google.golang.org/genproto v0.0.0-20200825200019-8632dd797987 h1:PDIOdWxZ8eRizhKa1AAvY53xsvLB1cWorMjslvY3VA8=
 google.golang.org/genproto v0.0.0-20200825200019-8632dd797987/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.20.1/go.mod h1:10oTOabMzJvdu6/UiuZezV6QK5dSlG84ov/aaiqXj38=
@@ -569,6 +570,7 @@ google.golang.org/grpc v1.27.1/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8
 google.golang.org/grpc v1.28.0/go.mod h1:rpkK4SK4GF4Ach/+MFLZUBavHOvF2JJB5uozKKal+60=
 google.golang.org/grpc v1.29.1/go.mod h1:itym6AZVZYACWQqET3MqgPpjcuV5QH3BxFS3IjizoKk=
 google.golang.org/grpc v1.30.0/go.mod h1:N36X2cJ7JwdamYAgDz+s+rVMFjt3numwzf/HckM8pak=
+google.golang.org/grpc v1.31.0 h1:T7P4R73V3SSDPhH7WW7ATbfViLtmamH0DKrP3f9AuDI=
 google.golang.org/grpc v1.31.0/go.mod h1:N36X2cJ7JwdamYAgDz+s+rVMFjt3numwzf/HckM8pak=
 google.golang.org/protobuf v0.0.0-20200109180630-ec00e32a8dfd/go.mod h1:DFci5gLYBciE7Vtevhsrf46CRTquxDuWsQurQQe4oz8=
 google.golang.org/protobuf v0.0.0-20200221191635-4d8936d0db64/go.mod h1:kwYJMbMJ01Woi6D6+Kah6886xMZcty6N08ah7+eCXa0=

pkg/api/converters.go

@@ -10,22 +10,26 @@ import (
 	"strings"
 	"unicode"
 
-	"github.com/tonkeeper/opentonapi/pkg/core"
-	imgGenerator "github.com/tonkeeper/opentonapi/pkg/image"
-	walletPkg "github.com/tonkeeper/opentonapi/pkg/wallet"
+	"github.com/go-faster/jx"
+	"github.com/tonkeeper/tongo"
 	"github.com/tonkeeper/tongo/boc"
 	"github.com/tonkeeper/tongo/tlb"
+	"google.golang.org/grpc/status"
 
-	"github.com/go-faster/jx"
+	"github.com/tonkeeper/opentonapi/pkg/core"
+	imgGenerator "github.com/tonkeeper/opentonapi/pkg/image"
 	"github.com/tonkeeper/opentonapi/pkg/oas"
-	"github.com/tonkeeper/tongo"
+	walletPkg "github.com/tonkeeper/opentonapi/pkg/wallet"
 )
 
 func toError(code int, err error) *oas.ErrorStatusCode {
-	msg := err.Error()
 	if strings.HasPrefix(err.Error(), "failed to connect to") || strings.Contains(err.Error(), "host=") {
-		msg = "unknown error"
+		return &oas.ErrorStatusCode{StatusCode: code, Response: oas.Error{Error: "unknown error"}}
+	}
+	if s, ok := status.FromError(err); ok {
+		return &oas.ErrorStatusCode{StatusCode: code, Response: oas.Error{Error: s.Message()}}
 	}
+	msg := err.Error()
 	return &oas.ErrorStatusCode{StatusCode: code, Response: oas.Error{Error: msg}}
 }