Check retval value and convert to error in generated RPC client code

Change-Id: I816b4802cb5fc46239f6db0480fa4cf3645fe2f0
Signed-off-by: Ondrej Fabry <ofabry@cisco.com>

3 files changed, 6 insertions, 89 deletions

diff --git a/binapi/vhost_user/vhost_user.ba.go b/binapi/vhost_user/vhost_user.ba.go
index 0ca7119..f5fbdd5 100644
--- a/binapi/vhost_user/vhost_user.ba.go
+++ b/binapi/vhost_user/vhost_user.ba.go
@@ -1,7 +1,7 @@
 // Code generated by GoVPP's binapi-generator. DO NOT EDIT.
 // versions:
-//  binapi-generator: v0.4.0-dev
-//  VPP:              20.05-release
+//  binapi-generator: v0.4.0
+//  VPP:              20.05.1-release
 // source: /usr/share/vpp/api/core/vhost_user.api.json
 
 // Package vhost_user contains generated bindings for API file vhost_user.api.
diff --git a/binapi/vhost_user/vhost_user_rest.ba.go b/binapi/vhost_user/vhost_user_rest.ba.go
deleted file mode 100644
index c2f687b..0000000
--- a/binapi/vhost_user/vhost_user_rest.ba.go
+++ /dev/null
@@ -1,83 +0,0 @@
-// Code generated by GoVPP's binapi-generator. DO NOT EDIT.
-
-package vhost_user
-
-import (
-	"encoding/json"
-	"io/ioutil"
-	"net/http"
-)
-
-func RESTHandler(rpc RPCService) http.Handler {
-	mux := http.NewServeMux()
-	mux.HandleFunc("/create_vhost_user_if", func(w http.ResponseWriter, req *http.Request) {
-		var request = new(CreateVhostUserIf)
-		b, err := ioutil.ReadAll(req.Body)
-		if err != nil {
-			http.Error(w, "read body failed", http.StatusBadRequest)
-			return
-		}
-		if err := json.Unmarshal(b, request); err != nil {
-			http.Error(w, "unmarshal data failed", http.StatusBadRequest)
-			return
-		}
-		reply, err := rpc.CreateVhostUserIf(req.Context(), request)
-		if err != nil {
-			http.Error(w, "request failed: "+err.Error(), http.StatusInternalServerError)
-			return
-		}
-		rep, err := json.MarshalIndent(reply, "", "  ")
-		if err != nil {
-			http.Error(w, "marshal failed: "+err.Error(), http.StatusInternalServerError)
-			return
-		}
-		w.Write(rep)
-	})
-	mux.HandleFunc("/delete_vhost_user_if", func(w http.ResponseWriter, req *http.Request) {
-		var request = new(DeleteVhostUserIf)
-		b, err := ioutil.ReadAll(req.Body)
-		if err != nil {
-			http.Error(w, "read body failed", http.StatusBadRequest)
-			return
-		}
-		if err := json.Unmarshal(b, request); err != nil {
-			http.Error(w, "unmarshal data failed", http.StatusBadRequest)
-			return
-		}
-		reply, err := rpc.DeleteVhostUserIf(req.Context(), request)
-		if err != nil {
-			http.Error(w, "request failed: "+err.Error(), http.StatusInternalServerError)
-			return
-		}
-		rep, err := json.MarshalIndent(reply, "", "  ")
-		if err != nil {
-			http.Error(w, "marshal failed: "+err.Error(), http.StatusInternalServerError)
-			return
-		}
-		w.Write(rep)
-	})
-	mux.HandleFunc("/modify_vhost_user_if", func(w http.ResponseWriter, req *http.Request) {
-		var request = new(ModifyVhostUserIf)
-		b, err := ioutil.ReadAll(req.Body)
-		if err != nil {
-			http.Error(w, "read body failed", http.StatusBadRequest)
-			return
-		}
-		if err := json.Unmarshal(b, request); err != nil {
-			http.Error(w, "unmarshal data failed", http.StatusBadRequest)
-			return
-		}
-		reply, err := rpc.ModifyVhostUserIf(req.Context(), request)
-		if err != nil {
-			http.Error(w, "request failed: "+err.Error(), http.StatusInternalServerError)
-			return
-		}
-		rep, err := json.MarshalIndent(reply, "", "  ")
-		if err != nil {
-			http.Error(w, "marshal failed: "+err.Error(), http.StatusInternalServerError)
-			return
-		}
-		w.Write(rep)
-	})
-	return http.HandlerFunc(mux.ServeHTTP)
-}
diff --git a/binapi/vhost_user/vhost_user_rpc.ba.go b/binapi/vhost_user/vhost_user_rpc.ba.go
index 6e18a51..445e2eb 100644
--- a/binapi/vhost_user/vhost_user_rpc.ba.go
+++ b/binapi/vhost_user/vhost_user_rpc.ba.go
@@ -11,7 +11,7 @@ import (
 	vpe "git.fd.io/govpp.git/binapi/vpe"
 )
 
-// RPCService defines RPC service  vhost_user.
+// RPCService defines RPC service vhost_user.
 type RPCService interface {
 	CreateVhostUserIf(ctx context.Context, in *CreateVhostUserIf) (*CreateVhostUserIfReply, error)
 	DeleteVhostUserIf(ctx context.Context, in *DeleteVhostUserIf) (*DeleteVhostUserIfReply, error)
@@ -33,7 +33,7 @@ func (c *serviceClient) CreateVhostUserIf(ctx context.Context, in *CreateVhostUs
 	if err != nil {
 		return nil, err
 	}
-	return out, nil
+	return out, api.RetvalToVPPApiError(out.Retval)
 }
 
 func (c *serviceClient) DeleteVhostUserIf(ctx context.Context, in *DeleteVhostUserIf) (*DeleteVhostUserIfReply, error) {
@@ -42,7 +42,7 @@ func (c *serviceClient) DeleteVhostUserIf(ctx context.Context, in *DeleteVhostUs
 	if err != nil {
 		return nil, err
 	}
-	return out, nil
+	return out, api.RetvalToVPPApiError(out.Retval)
 }
 
 func (c *serviceClient) ModifyVhostUserIf(ctx context.Context, in *ModifyVhostUserIf) (*ModifyVhostUserIfReply, error) {
@@ -51,7 +51,7 @@ func (c *serviceClient) ModifyVhostUserIf(ctx context.Context, in *ModifyVhostUs
 	if err != nil {
 		return nil, err
 	}
-	return out, nil
+	return out, api.RetvalToVPPApiError(out.Retval)
 }
 
 func (c *serviceClient) SwInterfaceVhostUserDump(ctx context.Context, in *SwInterfaceVhostUserDump) (RPCService_SwInterfaceVhostUserDumpClient, error) {