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feat: add Opaque API and Protobuf Editions support #5723

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14d434b
feat: add Opaque API and Protobuf Editions support
kop Jul 7, 2025
6a20533
docs: add example and update README
kop Jul 16, 2025
78ec99e
chore: restore original imports order
kop Jul 16, 2025
ec21db9
chore: restore more formatting diffs
kop Jul 16, 2025
7211c3e
fix: add linter ignores where needed
kop Jul 22, 2025
c5566b0
fix: update BUILD files
kop Jul 22, 2025
7dd9ca8
chore: reformat proto file
kop Jul 25, 2025
1167ac0
chore: update Bazel BUILD file
kop Jul 25, 2025
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3 changes: 3 additions & 0 deletions Makefile
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Original file line number Diff line number Diff line change
Expand Up @@ -151,6 +151,9 @@ proto:
--template ./protoc-gen-openapiv2/options/buf.gen.yaml \
--path ./protoc-gen-openapiv2/options/annotations.proto \
--path ./protoc-gen-openapiv2/options/openapiv2.proto
buf generate \
--template ./examples/internal/proto/examplepb/opaque.buf.gen.yaml \
--path examples/internal/proto/examplepb/opaque.proto

generate: proto $(ECHO_EXAMPLE_SRCS) $(ABE_EXAMPLE_SRCS) $(UNANNOTATED_ECHO_EXAMPLE_SRCS) $(RESPONSE_BODY_EXAMPLE_SRCS) $(GENERATE_UNBOUND_METHODS_EXAMPLE_SRCS)

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2 changes: 2 additions & 0 deletions README.md
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Expand Up @@ -628,6 +628,8 @@ gRPC-Gateway, and a gRPC server, see
- Automatically translating PATCH requests into Field Mask gRPC requests. See
[the docs](https://grpc-ecosystem.github.io/grpc-gateway/docs/mapping/patch_feature/)
for more information.
- [Protobuf Editions](https://protobuf.dev/editions/overview/) support (edition 2023).
- Go [Opaque API](https://go.dev/blog/protobuf-opaque) support.

### No plan to support

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4 changes: 4 additions & 0 deletions buf.yaml
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Expand Up @@ -18,6 +18,7 @@ lint:
- examples/internal/proto/examplepb/generated_input.proto
- examples/internal/proto/examplepb/excess_body.proto
- examples/internal/proto/examplepb/non_standard_names.proto
- examples/internal/proto/examplepb/opaque.proto
- examples/internal/proto/examplepb/openapi_merge_a.proto
- examples/internal/proto/examplepb/openapi_merge_b.proto
- examples/internal/proto/examplepb/response_body_service.proto
Expand Down Expand Up @@ -58,6 +59,7 @@ lint:
- examples/internal/proto/examplepb/generated_input.proto
- examples/internal/proto/examplepb/excess_body.proto
- examples/internal/proto/examplepb/non_standard_names.proto
- examples/internal/proto/examplepb/opaque.proto
- examples/internal/proto/examplepb/openapi_merge_a.proto
- examples/internal/proto/examplepb/openapi_merge_b.proto
- examples/internal/proto/examplepb/response_body_service.proto
Expand Down Expand Up @@ -89,6 +91,7 @@ lint:
- examples/internal/proto/examplepb/generated_input.proto
- examples/internal/proto/examplepb/excess_body.proto
- examples/internal/proto/examplepb/non_standard_names.proto
- examples/internal/proto/examplepb/opaque.proto
- examples/internal/proto/examplepb/response_body_service.proto
- examples/internal/proto/examplepb/stream.proto
- examples/internal/proto/examplepb/unannotated_echo_service.proto
Expand All @@ -111,6 +114,7 @@ lint:
- examples/internal/proto/examplepb/generated_input.proto
- examples/internal/proto/examplepb/excess_body.proto
- examples/internal/proto/examplepb/non_standard_names.proto
- examples/internal/proto/examplepb/opaque.proto
- examples/internal/proto/examplepb/openapi_merge_a.proto
- examples/internal/proto/examplepb/openapi_merge_b.proto
- examples/internal/proto/examplepb/response_body_service.proto
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3 changes: 3 additions & 0 deletions examples/internal/proto/examplepb/BUILD.bazel
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Expand Up @@ -37,6 +37,8 @@ package(default_visibility = ["//visibility:public"])
# gazelle:exclude unannotated_echo_service_grpc.pb.go
# gazelle:exclude visibility_rule_echo_service.pb.gw.go
# gazelle:exclude visibility_rule_echo_service_grpc.pb.go
# gazelle:exclude opaque.pb.gw.go
# gazelle:exclude opaque_grpc.pb.go
# gazelle:exclude openapi_merge_a.proto
# gazelle:exclude openapi_merge_b.proto
# gazelle:go_grpc_compilers //:go_apiv2, //:go_grpc, //protoc-gen-grpc-gateway:go_gen_grpc_gateway
Expand All @@ -60,6 +62,7 @@ proto_library(
"generated_output.proto",
"ignore_comment.proto",
"non_standard_names.proto",
"opaque.proto",
"remove_internal_comment.proto",
"response_body_service.proto",
"stream.proto",
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17 changes: 17 additions & 0 deletions examples/internal/proto/examplepb/opaque.buf.gen.yaml
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@@ -0,0 +1,17 @@
version: v2
plugins:
- remote: buf.build/protocolbuffers/go:v1.36.6
out: .
opt:
- paths=source_relative
- default_api_level=API_OPAQUE
- remote: buf.build/grpc/go:v1.5.1
out: .
opt:
- paths=source_relative
- require_unimplemented_servers=false
- local: protoc-gen-grpc-gateway
out: .
opt:
- paths=source_relative
- use_opaque_api=true
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