feat(runtime): message router service #19571
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| Original file line number | Diff line number | Diff line change |
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@@ -4,6 +4,7 @@ go 1.20 | |
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| require ( | ||
| cosmossdk.io/log v1.3.1 | ||
| github.com/cosmos/gogoproto v1.4.11 | ||
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Contributor
Author
There was a problem hiding this comment. this dep will be gone in server_modular as I can make use of this: https://github.com/cosmos/cosmos-sdk/pull/19499/files#diff-c1fc6f9f872ad64b8a1e6dee2e5e8bb2d675b920a403e621b8cf1f4ac5d6938cR12-R21 |
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| github.com/stretchr/testify v1.8.4 | ||
| google.golang.org/grpc v1.62.0 | ||
| google.golang.org/protobuf v1.32.0 | ||
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@@ -12,13 +13,15 @@ require ( | |
| require ( | ||
| github.com/davecgh/go-spew v1.1.1 // indirect | ||
| github.com/golang/protobuf v1.5.3 // indirect | ||
| github.com/google/go-cmp v0.6.0 // indirect | ||
| github.com/kr/pretty v0.3.1 // indirect | ||
| github.com/mattn/go-colorable v0.1.13 // indirect | ||
| github.com/mattn/go-isatty v0.0.20 // indirect | ||
| github.com/pkg/errors v0.9.1 // indirect | ||
| github.com/pmezard/go-difflib v1.0.0 // indirect | ||
| github.com/rogpeppe/go-internal v1.11.0 // indirect | ||
| github.com/rs/zerolog v1.32.0 // indirect | ||
| golang.org/x/exp v0.0.0-20230811145659-89c5cff77bcb // indirect | ||
| golang.org/x/net v0.21.0 // indirect | ||
| golang.org/x/sys v0.17.0 // indirect | ||
| golang.org/x/text v0.14.0 // indirect | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,14 @@ | ||
| package router | ||
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| import ( | ||
| "context" | ||
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| "google.golang.org/protobuf/runtime/protoiface" | ||
| ) | ||
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| // Service is the interface that wraps the basic methods for a router service. | ||
| // This service allows to invoke messages and queries via a message router. | ||
| type Service interface { | ||
| InvokeTyped(ctx context.Context, req, res protoiface.MessageV1) error | ||
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julienrbrt marked this conversation as resolved.
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| InvokeUntyped(ctx context.Context, req protoiface.MessageV1) (res protoiface.MessageV1, err error) | ||
| } | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,78 @@ | ||
| package runtime | ||
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| import ( | ||
| "context" | ||
| "fmt" | ||
| "reflect" | ||
Check noticeCode scanning / CodeQL Sensitive package import |
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| "github.com/cosmos/gogoproto/proto" | ||
| protov2 "google.golang.org/protobuf/proto" | ||
| "google.golang.org/protobuf/runtime/protoiface" | ||
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| "cosmossdk.io/core/router" | ||
| "cosmossdk.io/core/store" | ||
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| "github.com/cosmos/cosmos-sdk/baseapp" | ||
| ) | ||
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| // NewMsgRouterService creates a router.Service which allows to invoke messages and queries using the msg router. | ||
| func NewMsgRouterService(storeService store.KVStoreService, router baseapp.MessageRouter) router.Service { | ||
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julienrbrt marked this conversation as resolved.
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| return &msgRouterService{ | ||
| storeService: storeService, | ||
| router: router, | ||
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julienrbrt marked this conversation as resolved.
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| } | ||
| } | ||
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| type msgRouterService struct { | ||
| storeService store.KVStoreService | ||
| router baseapp.MessageRouter | ||
| } | ||
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| // InvokeTyped execute a message and fill-in a response. | ||
| // The response must be known and passed as a parameter. | ||
| // Use InvokeUntyped if the response type is not known. | ||
| func (m *msgRouterService) InvokeTyped(ctx context.Context, msg, resp protoiface.MessageV1) error { | ||
| messageName := msgTypeURL(msg) | ||
| handler := m.router.HybridHandlerByMsgName(messageName) | ||
| if handler == nil { | ||
| return fmt.Errorf("unknown message: %s", messageName) | ||
| } | ||
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| return handler(ctx, msg, resp) | ||
| } | ||
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| // InvokeUntyped execute a message and returns a response. | ||
| func (m *msgRouterService) InvokeUntyped(ctx context.Context, msg protoiface.MessageV1) (protoiface.MessageV1, error) { | ||
| messageName := msgTypeURL(msg) | ||
| respName := m.router.ResponseNameByRequestName(messageName) | ||
| if respName == "" { | ||
| return nil, fmt.Errorf("could not find response type for message %T", msg) | ||
| } | ||
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| // get response type | ||
| typ := proto.MessageType(respName) | ||
| if typ == nil { | ||
| return nil, fmt.Errorf("no message type found for %s", respName) | ||
| } | ||
| msgResp, ok := reflect.New(typ.Elem()).Interface().(protoiface.MessageV1) | ||
| if !ok { | ||
| return nil, fmt.Errorf("could not create response message %s", respName) | ||
| } | ||
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| handler := m.router.HybridHandlerByMsgName(messageName) | ||
| if handler == nil { | ||
| return nil, fmt.Errorf("unknown message: %s", messageName) | ||
| } | ||
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| err := handler(ctx, msg, msgResp) | ||
| return msgResp, err | ||
| } | ||
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| // msgTypeURL returns the TypeURL of a proto message. | ||
| func msgTypeURL(msg proto.Message) string { | ||
| if m, ok := msg.(protov2.Message); ok { | ||
| return "/" + string(m.ProtoReflect().Descriptor().FullName()) | ||
| } | ||
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| return "/" + proto.MessageName(msg) | ||
| } | ||
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