| // Code generated by protoc-gen-twirp v5.12.1, DO NOT EDIT. |
| // source: status.proto |
| |
| /* |
| Package rpc is a generated twirp stub package. |
| This code was generated with github.com/twitchtv/twirp/protoc-gen-twirp v5.12.1. |
| |
| It is generated from these files: |
| status.proto |
| */ |
| package rpc |
| |
| import ( |
| bytes "bytes" |
| strings "strings" |
| |
| context "context" |
| |
| fmt "fmt" |
| |
| ioutil "io/ioutil" |
| |
| http "net/http" |
| |
| strconv "strconv" |
| |
| jsonpb "github.com/golang/protobuf/jsonpb" |
| |
| proto "github.com/golang/protobuf/proto" |
| |
| twirp "github.com/twitchtv/twirp" |
| |
| ctxsetters "github.com/twitchtv/twirp/ctxsetters" |
| |
| // Imports only used by utility functions: |
| |
| io "io" |
| |
| json "encoding/json" |
| |
| url "net/url" |
| ) |
| |
| // ======================= |
| // StatusService Interface |
| // ======================= |
| |
| // API (non-page, non-resource) endpoints for Status. |
| type StatusService interface { |
| // Method to get updates to the lists of recent commits, their tasks, etc. |
| GetIncrementalCommits(context.Context, *GetIncrementalCommitsRequest) (*GetIncrementalCommitsResponse, error) |
| |
| // Method to add a comment to a task, commit, or task spec. |
| AddComment(context.Context, *AddCommentRequest) (*AddCommentResponse, error) |
| |
| // Method to delete a comment to a task, commit, or task spec. |
| DeleteComment(context.Context, *DeleteCommentRequest) (*DeleteCommentResponse, error) |
| |
| // Method to get latest status of various autorollers. |
| GetAutorollerStatuses(context.Context, *GetAutorollerStatusesRequest) (*GetAutorollerStatusesResponse, error) |
| } |
| |
| // ============================= |
| // StatusService Protobuf Client |
| // ============================= |
| |
| type statusServiceProtobufClient struct { |
| client HTTPClient |
| urls [4]string |
| opts twirp.ClientOptions |
| } |
| |
| // NewStatusServiceProtobufClient creates a Protobuf client that implements the StatusService interface. |
| // It communicates using Protobuf and can be configured with a custom HTTPClient. |
| func NewStatusServiceProtobufClient(addr string, client HTTPClient, opts ...twirp.ClientOption) StatusService { |
| if c, ok := client.(*http.Client); ok { |
| client = withoutRedirects(c) |
| } |
| |
| clientOpts := twirp.ClientOptions{} |
| for _, o := range opts { |
| o(&clientOpts) |
| } |
| |
| prefix := urlBase(addr) + StatusServicePathPrefix |
| urls := [4]string{ |
| prefix + "GetIncrementalCommits", |
| prefix + "AddComment", |
| prefix + "DeleteComment", |
| prefix + "GetAutorollerStatuses", |
| } |
| |
| return &statusServiceProtobufClient{ |
| client: client, |
| urls: urls, |
| opts: clientOpts, |
| } |
| } |
| |
| func (c *statusServiceProtobufClient) GetIncrementalCommits(ctx context.Context, in *GetIncrementalCommitsRequest) (*GetIncrementalCommitsResponse, error) { |
| ctx = ctxsetters.WithPackageName(ctx, "status") |
| ctx = ctxsetters.WithServiceName(ctx, "StatusService") |
| ctx = ctxsetters.WithMethodName(ctx, "GetIncrementalCommits") |
| out := new(GetIncrementalCommitsResponse) |
| ctx, err := doProtobufRequest(ctx, c.client, c.opts.Hooks, c.urls[0], in, out) |
| if err != nil { |
| twerr, ok := err.(twirp.Error) |
| if !ok { |
| twerr = twirp.InternalErrorWith(err) |
| } |
| callClientError(ctx, c.opts.Hooks, twerr) |
| return nil, err |
| } |
| |
| callClientResponseReceived(ctx, c.opts.Hooks) |
| |
| return out, nil |
| } |
| |
| func (c *statusServiceProtobufClient) AddComment(ctx context.Context, in *AddCommentRequest) (*AddCommentResponse, error) { |
| ctx = ctxsetters.WithPackageName(ctx, "status") |
| ctx = ctxsetters.WithServiceName(ctx, "StatusService") |
| ctx = ctxsetters.WithMethodName(ctx, "AddComment") |
| out := new(AddCommentResponse) |
| ctx, err := doProtobufRequest(ctx, c.client, c.opts.Hooks, c.urls[1], in, out) |
| if err != nil { |
| twerr, ok := err.(twirp.Error) |
| if !ok { |
| twerr = twirp.InternalErrorWith(err) |
| } |
| callClientError(ctx, c.opts.Hooks, twerr) |
| return nil, err |
| } |
| |
| callClientResponseReceived(ctx, c.opts.Hooks) |
| |
| return out, nil |
| } |
| |
| func (c *statusServiceProtobufClient) DeleteComment(ctx context.Context, in *DeleteCommentRequest) (*DeleteCommentResponse, error) { |
| ctx = ctxsetters.WithPackageName(ctx, "status") |
| ctx = ctxsetters.WithServiceName(ctx, "StatusService") |
| ctx = ctxsetters.WithMethodName(ctx, "DeleteComment") |
| out := new(DeleteCommentResponse) |
| ctx, err := doProtobufRequest(ctx, c.client, c.opts.Hooks, c.urls[2], in, out) |
| if err != nil { |
| twerr, ok := err.(twirp.Error) |
| if !ok { |
| twerr = twirp.InternalErrorWith(err) |
| } |
| callClientError(ctx, c.opts.Hooks, twerr) |
| return nil, err |
| } |
| |
| callClientResponseReceived(ctx, c.opts.Hooks) |
| |
| return out, nil |
| } |
| |
| func (c *statusServiceProtobufClient) GetAutorollerStatuses(ctx context.Context, in *GetAutorollerStatusesRequest) (*GetAutorollerStatusesResponse, error) { |
| ctx = ctxsetters.WithPackageName(ctx, "status") |
| ctx = ctxsetters.WithServiceName(ctx, "StatusService") |
| ctx = ctxsetters.WithMethodName(ctx, "GetAutorollerStatuses") |
| out := new(GetAutorollerStatusesResponse) |
| ctx, err := doProtobufRequest(ctx, c.client, c.opts.Hooks, c.urls[3], in, out) |
| if err != nil { |
| twerr, ok := err.(twirp.Error) |
| if !ok { |
| twerr = twirp.InternalErrorWith(err) |
| } |
| callClientError(ctx, c.opts.Hooks, twerr) |
| return nil, err |
| } |
| |
| callClientResponseReceived(ctx, c.opts.Hooks) |
| |
| return out, nil |
| } |
| |
| // ========================= |
| // StatusService JSON Client |
| // ========================= |
| |
| type statusServiceJSONClient struct { |
| client HTTPClient |
| urls [4]string |
| opts twirp.ClientOptions |
| } |
| |
| // NewStatusServiceJSONClient creates a JSON client that implements the StatusService interface. |
| // It communicates using JSON and can be configured with a custom HTTPClient. |
| func NewStatusServiceJSONClient(addr string, client HTTPClient, opts ...twirp.ClientOption) StatusService { |
| if c, ok := client.(*http.Client); ok { |
| client = withoutRedirects(c) |
| } |
| |
| clientOpts := twirp.ClientOptions{} |
| for _, o := range opts { |
| o(&clientOpts) |
| } |
| |
| prefix := urlBase(addr) + StatusServicePathPrefix |
| urls := [4]string{ |
| prefix + "GetIncrementalCommits", |
| prefix + "AddComment", |
| prefix + "DeleteComment", |
| prefix + "GetAutorollerStatuses", |
| } |
| |
| return &statusServiceJSONClient{ |
| client: client, |
| urls: urls, |
| opts: clientOpts, |
| } |
| } |
| |
| func (c *statusServiceJSONClient) GetIncrementalCommits(ctx context.Context, in *GetIncrementalCommitsRequest) (*GetIncrementalCommitsResponse, error) { |
| ctx = ctxsetters.WithPackageName(ctx, "status") |
| ctx = ctxsetters.WithServiceName(ctx, "StatusService") |
| ctx = ctxsetters.WithMethodName(ctx, "GetIncrementalCommits") |
| out := new(GetIncrementalCommitsResponse) |
| ctx, err := doJSONRequest(ctx, c.client, c.opts.Hooks, c.urls[0], in, out) |
| if err != nil { |
| twerr, ok := err.(twirp.Error) |
| if !ok { |
| twerr = twirp.InternalErrorWith(err) |
| } |
| callClientError(ctx, c.opts.Hooks, twerr) |
| return nil, err |
| } |
| |
| callClientResponseReceived(ctx, c.opts.Hooks) |
| |
| return out, nil |
| } |
| |
| func (c *statusServiceJSONClient) AddComment(ctx context.Context, in *AddCommentRequest) (*AddCommentResponse, error) { |
| ctx = ctxsetters.WithPackageName(ctx, "status") |
| ctx = ctxsetters.WithServiceName(ctx, "StatusService") |
| ctx = ctxsetters.WithMethodName(ctx, "AddComment") |
| out := new(AddCommentResponse) |
| ctx, err := doJSONRequest(ctx, c.client, c.opts.Hooks, c.urls[1], in, out) |
| if err != nil { |
| twerr, ok := err.(twirp.Error) |
| if !ok { |
| twerr = twirp.InternalErrorWith(err) |
| } |
| callClientError(ctx, c.opts.Hooks, twerr) |
| return nil, err |
| } |
| |
| callClientResponseReceived(ctx, c.opts.Hooks) |
| |
| return out, nil |
| } |
| |
| func (c *statusServiceJSONClient) DeleteComment(ctx context.Context, in *DeleteCommentRequest) (*DeleteCommentResponse, error) { |
| ctx = ctxsetters.WithPackageName(ctx, "status") |
| ctx = ctxsetters.WithServiceName(ctx, "StatusService") |
| ctx = ctxsetters.WithMethodName(ctx, "DeleteComment") |
| out := new(DeleteCommentResponse) |
| ctx, err := doJSONRequest(ctx, c.client, c.opts.Hooks, c.urls[2], in, out) |
| if err != nil { |
| twerr, ok := err.(twirp.Error) |
| if !ok { |
| twerr = twirp.InternalErrorWith(err) |
| } |
| callClientError(ctx, c.opts.Hooks, twerr) |
| return nil, err |
| } |
| |
| callClientResponseReceived(ctx, c.opts.Hooks) |
| |
| return out, nil |
| } |
| |
| func (c *statusServiceJSONClient) GetAutorollerStatuses(ctx context.Context, in *GetAutorollerStatusesRequest) (*GetAutorollerStatusesResponse, error) { |
| ctx = ctxsetters.WithPackageName(ctx, "status") |
| ctx = ctxsetters.WithServiceName(ctx, "StatusService") |
| ctx = ctxsetters.WithMethodName(ctx, "GetAutorollerStatuses") |
| out := new(GetAutorollerStatusesResponse) |
| ctx, err := doJSONRequest(ctx, c.client, c.opts.Hooks, c.urls[3], in, out) |
| if err != nil { |
| twerr, ok := err.(twirp.Error) |
| if !ok { |
| twerr = twirp.InternalErrorWith(err) |
| } |
| callClientError(ctx, c.opts.Hooks, twerr) |
| return nil, err |
| } |
| |
| callClientResponseReceived(ctx, c.opts.Hooks) |
| |
| return out, nil |
| } |
| |
| // ============================ |
| // StatusService Server Handler |
| // ============================ |
| |
| type statusServiceServer struct { |
| StatusService |
| hooks *twirp.ServerHooks |
| } |
| |
| func NewStatusServiceServer(svc StatusService, hooks *twirp.ServerHooks) TwirpServer { |
| return &statusServiceServer{ |
| StatusService: svc, |
| hooks: hooks, |
| } |
| } |
| |
| // writeError writes an HTTP response with a valid Twirp error format, and triggers hooks. |
| // If err is not a twirp.Error, it will get wrapped with twirp.InternalErrorWith(err) |
| func (s *statusServiceServer) writeError(ctx context.Context, resp http.ResponseWriter, err error) { |
| writeError(ctx, resp, err, s.hooks) |
| } |
| |
| // StatusServicePathPrefix is used for all URL paths on a twirp StatusService server. |
| // Requests are always: POST StatusServicePathPrefix/method |
| // It can be used in an HTTP mux to route twirp requests along with non-twirp requests on other routes. |
| const StatusServicePathPrefix = "/twirp/status.StatusService/" |
| |
| func (s *statusServiceServer) ServeHTTP(resp http.ResponseWriter, req *http.Request) { |
| ctx := req.Context() |
| ctx = ctxsetters.WithPackageName(ctx, "status") |
| ctx = ctxsetters.WithServiceName(ctx, "StatusService") |
| ctx = ctxsetters.WithResponseWriter(ctx, resp) |
| |
| var err error |
| ctx, err = callRequestReceived(ctx, s.hooks) |
| if err != nil { |
| s.writeError(ctx, resp, err) |
| return |
| } |
| |
| if req.Method != "POST" { |
| msg := fmt.Sprintf("unsupported method %q (only POST is allowed)", req.Method) |
| err = badRouteError(msg, req.Method, req.URL.Path) |
| s.writeError(ctx, resp, err) |
| return |
| } |
| |
| switch req.URL.Path { |
| case "/twirp/status.StatusService/GetIncrementalCommits": |
| s.serveGetIncrementalCommits(ctx, resp, req) |
| return |
| case "/twirp/status.StatusService/AddComment": |
| s.serveAddComment(ctx, resp, req) |
| return |
| case "/twirp/status.StatusService/DeleteComment": |
| s.serveDeleteComment(ctx, resp, req) |
| return |
| case "/twirp/status.StatusService/GetAutorollerStatuses": |
| s.serveGetAutorollerStatuses(ctx, resp, req) |
| return |
| default: |
| msg := fmt.Sprintf("no handler for path %q", req.URL.Path) |
| err = badRouteError(msg, req.Method, req.URL.Path) |
| s.writeError(ctx, resp, err) |
| return |
| } |
| } |
| |
| func (s *statusServiceServer) serveGetIncrementalCommits(ctx context.Context, resp http.ResponseWriter, req *http.Request) { |
| header := req.Header.Get("Content-Type") |
| i := strings.Index(header, ";") |
| if i == -1 { |
| i = len(header) |
| } |
| switch strings.TrimSpace(strings.ToLower(header[:i])) { |
| case "application/json": |
| s.serveGetIncrementalCommitsJSON(ctx, resp, req) |
| case "application/protobuf": |
| s.serveGetIncrementalCommitsProtobuf(ctx, resp, req) |
| default: |
| msg := fmt.Sprintf("unexpected Content-Type: %q", req.Header.Get("Content-Type")) |
| twerr := badRouteError(msg, req.Method, req.URL.Path) |
| s.writeError(ctx, resp, twerr) |
| } |
| } |
| |
| func (s *statusServiceServer) serveGetIncrementalCommitsJSON(ctx context.Context, resp http.ResponseWriter, req *http.Request) { |
| var err error |
| ctx = ctxsetters.WithMethodName(ctx, "GetIncrementalCommits") |
| ctx, err = callRequestRouted(ctx, s.hooks) |
| if err != nil { |
| s.writeError(ctx, resp, err) |
| return |
| } |
| |
| reqContent := new(GetIncrementalCommitsRequest) |
| unmarshaler := jsonpb.Unmarshaler{AllowUnknownFields: true} |
| if err = unmarshaler.Unmarshal(req.Body, reqContent); err != nil { |
| s.writeError(ctx, resp, malformedRequestError("the json request could not be decoded")) |
| return |
| } |
| |
| // Call service method |
| var respContent *GetIncrementalCommitsResponse |
| func() { |
| defer ensurePanicResponses(ctx, resp, s.hooks) |
| respContent, err = s.StatusService.GetIncrementalCommits(ctx, reqContent) |
| }() |
| |
| if err != nil { |
| s.writeError(ctx, resp, err) |
| return |
| } |
| if respContent == nil { |
| s.writeError(ctx, resp, twirp.InternalError("received a nil *GetIncrementalCommitsResponse and nil error while calling GetIncrementalCommits. nil responses are not supported")) |
| return |
| } |
| |
| ctx = callResponsePrepared(ctx, s.hooks) |
| |
| var buf bytes.Buffer |
| marshaler := &jsonpb.Marshaler{OrigName: true} |
| if err = marshaler.Marshal(&buf, respContent); err != nil { |
| s.writeError(ctx, resp, wrapInternal(err, "failed to marshal json response")) |
| return |
| } |
| |
| ctx = ctxsetters.WithStatusCode(ctx, http.StatusOK) |
| respBytes := buf.Bytes() |
| resp.Header().Set("Content-Type", "application/json") |
| resp.Header().Set("Content-Length", strconv.Itoa(len(respBytes))) |
| resp.WriteHeader(http.StatusOK) |
| |
| if n, err := resp.Write(respBytes); err != nil { |
| msg := fmt.Sprintf("failed to write response, %d of %d bytes written: %s", n, len(respBytes), err.Error()) |
| twerr := twirp.NewError(twirp.Unknown, msg) |
| callError(ctx, s.hooks, twerr) |
| } |
| callResponseSent(ctx, s.hooks) |
| } |
| |
| func (s *statusServiceServer) serveGetIncrementalCommitsProtobuf(ctx context.Context, resp http.ResponseWriter, req *http.Request) { |
| var err error |
| ctx = ctxsetters.WithMethodName(ctx, "GetIncrementalCommits") |
| ctx, err = callRequestRouted(ctx, s.hooks) |
| if err != nil { |
| s.writeError(ctx, resp, err) |
| return |
| } |
| |
| buf, err := ioutil.ReadAll(req.Body) |
| if err != nil { |
| s.writeError(ctx, resp, wrapInternal(err, "failed to read request body")) |
| return |
| } |
| reqContent := new(GetIncrementalCommitsRequest) |
| if err = proto.Unmarshal(buf, reqContent); err != nil { |
| s.writeError(ctx, resp, malformedRequestError("the protobuf request could not be decoded")) |
| return |
| } |
| |
| // Call service method |
| var respContent *GetIncrementalCommitsResponse |
| func() { |
| defer ensurePanicResponses(ctx, resp, s.hooks) |
| respContent, err = s.StatusService.GetIncrementalCommits(ctx, reqContent) |
| }() |
| |
| if err != nil { |
| s.writeError(ctx, resp, err) |
| return |
| } |
| if respContent == nil { |
| s.writeError(ctx, resp, twirp.InternalError("received a nil *GetIncrementalCommitsResponse and nil error while calling GetIncrementalCommits. nil responses are not supported")) |
| return |
| } |
| |
| ctx = callResponsePrepared(ctx, s.hooks) |
| |
| respBytes, err := proto.Marshal(respContent) |
| if err != nil { |
| s.writeError(ctx, resp, wrapInternal(err, "failed to marshal proto response")) |
| return |
| } |
| |
| ctx = ctxsetters.WithStatusCode(ctx, http.StatusOK) |
| resp.Header().Set("Content-Type", "application/protobuf") |
| resp.Header().Set("Content-Length", strconv.Itoa(len(respBytes))) |
| resp.WriteHeader(http.StatusOK) |
| if n, err := resp.Write(respBytes); err != nil { |
| msg := fmt.Sprintf("failed to write response, %d of %d bytes written: %s", n, len(respBytes), err.Error()) |
| twerr := twirp.NewError(twirp.Unknown, msg) |
| callError(ctx, s.hooks, twerr) |
| } |
| callResponseSent(ctx, s.hooks) |
| } |
| |
| func (s *statusServiceServer) serveAddComment(ctx context.Context, resp http.ResponseWriter, req *http.Request) { |
| header := req.Header.Get("Content-Type") |
| i := strings.Index(header, ";") |
| if i == -1 { |
| i = len(header) |
| } |
| switch strings.TrimSpace(strings.ToLower(header[:i])) { |
| case "application/json": |
| s.serveAddCommentJSON(ctx, resp, req) |
| case "application/protobuf": |
| s.serveAddCommentProtobuf(ctx, resp, req) |
| default: |
| msg := fmt.Sprintf("unexpected Content-Type: %q", req.Header.Get("Content-Type")) |
| twerr := badRouteError(msg, req.Method, req.URL.Path) |
| s.writeError(ctx, resp, twerr) |
| } |
| } |
| |
| func (s *statusServiceServer) serveAddCommentJSON(ctx context.Context, resp http.ResponseWriter, req *http.Request) { |
| var err error |
| ctx = ctxsetters.WithMethodName(ctx, "AddComment") |
| ctx, err = callRequestRouted(ctx, s.hooks) |
| if err != nil { |
| s.writeError(ctx, resp, err) |
| return |
| } |
| |
| reqContent := new(AddCommentRequest) |
| unmarshaler := jsonpb.Unmarshaler{AllowUnknownFields: true} |
| if err = unmarshaler.Unmarshal(req.Body, reqContent); err != nil { |
| s.writeError(ctx, resp, malformedRequestError("the json request could not be decoded")) |
| return |
| } |
| |
| // Call service method |
| var respContent *AddCommentResponse |
| func() { |
| defer ensurePanicResponses(ctx, resp, s.hooks) |
| respContent, err = s.StatusService.AddComment(ctx, reqContent) |
| }() |
| |
| if err != nil { |
| s.writeError(ctx, resp, err) |
| return |
| } |
| if respContent == nil { |
| s.writeError(ctx, resp, twirp.InternalError("received a nil *AddCommentResponse and nil error while calling AddComment. nil responses are not supported")) |
| return |
| } |
| |
| ctx = callResponsePrepared(ctx, s.hooks) |
| |
| var buf bytes.Buffer |
| marshaler := &jsonpb.Marshaler{OrigName: true} |
| if err = marshaler.Marshal(&buf, respContent); err != nil { |
| s.writeError(ctx, resp, wrapInternal(err, "failed to marshal json response")) |
| return |
| } |
| |
| ctx = ctxsetters.WithStatusCode(ctx, http.StatusOK) |
| respBytes := buf.Bytes() |
| resp.Header().Set("Content-Type", "application/json") |
| resp.Header().Set("Content-Length", strconv.Itoa(len(respBytes))) |
| resp.WriteHeader(http.StatusOK) |
| |
| if n, err := resp.Write(respBytes); err != nil { |
| msg := fmt.Sprintf("failed to write response, %d of %d bytes written: %s", n, len(respBytes), err.Error()) |
| twerr := twirp.NewError(twirp.Unknown, msg) |
| callError(ctx, s.hooks, twerr) |
| } |
| callResponseSent(ctx, s.hooks) |
| } |
| |
| func (s *statusServiceServer) serveAddCommentProtobuf(ctx context.Context, resp http.ResponseWriter, req *http.Request) { |
| var err error |
| ctx = ctxsetters.WithMethodName(ctx, "AddComment") |
| ctx, err = callRequestRouted(ctx, s.hooks) |
| if err != nil { |
| s.writeError(ctx, resp, err) |
| return |
| } |
| |
| buf, err := ioutil.ReadAll(req.Body) |
| if err != nil { |
| s.writeError(ctx, resp, wrapInternal(err, "failed to read request body")) |
| return |
| } |
| reqContent := new(AddCommentRequest) |
| if err = proto.Unmarshal(buf, reqContent); err != nil { |
| s.writeError(ctx, resp, malformedRequestError("the protobuf request could not be decoded")) |
| return |
| } |
| |
| // Call service method |
| var respContent *AddCommentResponse |
| func() { |
| defer ensurePanicResponses(ctx, resp, s.hooks) |
| respContent, err = s.StatusService.AddComment(ctx, reqContent) |
| }() |
| |
| if err != nil { |
| s.writeError(ctx, resp, err) |
| return |
| } |
| if respContent == nil { |
| s.writeError(ctx, resp, twirp.InternalError("received a nil *AddCommentResponse and nil error while calling AddComment. nil responses are not supported")) |
| return |
| } |
| |
| ctx = callResponsePrepared(ctx, s.hooks) |
| |
| respBytes, err := proto.Marshal(respContent) |
| if err != nil { |
| s.writeError(ctx, resp, wrapInternal(err, "failed to marshal proto response")) |
| return |
| } |
| |
| ctx = ctxsetters.WithStatusCode(ctx, http.StatusOK) |
| resp.Header().Set("Content-Type", "application/protobuf") |
| resp.Header().Set("Content-Length", strconv.Itoa(len(respBytes))) |
| resp.WriteHeader(http.StatusOK) |
| if n, err := resp.Write(respBytes); err != nil { |
| msg := fmt.Sprintf("failed to write response, %d of %d bytes written: %s", n, len(respBytes), err.Error()) |
| twerr := twirp.NewError(twirp.Unknown, msg) |
| callError(ctx, s.hooks, twerr) |
| } |
| callResponseSent(ctx, s.hooks) |
| } |
| |
| func (s *statusServiceServer) serveDeleteComment(ctx context.Context, resp http.ResponseWriter, req *http.Request) { |
| header := req.Header.Get("Content-Type") |
| i := strings.Index(header, ";") |
| if i == -1 { |
| i = len(header) |
| } |
| switch strings.TrimSpace(strings.ToLower(header[:i])) { |
| case "application/json": |
| s.serveDeleteCommentJSON(ctx, resp, req) |
| case "application/protobuf": |
| s.serveDeleteCommentProtobuf(ctx, resp, req) |
| default: |
| msg := fmt.Sprintf("unexpected Content-Type: %q", req.Header.Get("Content-Type")) |
| twerr := badRouteError(msg, req.Method, req.URL.Path) |
| s.writeError(ctx, resp, twerr) |
| } |
| } |
| |
| func (s *statusServiceServer) serveDeleteCommentJSON(ctx context.Context, resp http.ResponseWriter, req *http.Request) { |
| var err error |
| ctx = ctxsetters.WithMethodName(ctx, "DeleteComment") |
| ctx, err = callRequestRouted(ctx, s.hooks) |
| if err != nil { |
| s.writeError(ctx, resp, err) |
| return |
| } |
| |
| reqContent := new(DeleteCommentRequest) |
| unmarshaler := jsonpb.Unmarshaler{AllowUnknownFields: true} |
| if err = unmarshaler.Unmarshal(req.Body, reqContent); err != nil { |
| s.writeError(ctx, resp, malformedRequestError("the json request could not be decoded")) |
| return |
| } |
| |
| // Call service method |
| var respContent *DeleteCommentResponse |
| func() { |
| defer ensurePanicResponses(ctx, resp, s.hooks) |
| respContent, err = s.StatusService.DeleteComment(ctx, reqContent) |
| }() |
| |
| if err != nil { |
| s.writeError(ctx, resp, err) |
| return |
| } |
| if respContent == nil { |
| s.writeError(ctx, resp, twirp.InternalError("received a nil *DeleteCommentResponse and nil error while calling DeleteComment. nil responses are not supported")) |
| return |
| } |
| |
| ctx = callResponsePrepared(ctx, s.hooks) |
| |
| var buf bytes.Buffer |
| marshaler := &jsonpb.Marshaler{OrigName: true} |
| if err = marshaler.Marshal(&buf, respContent); err != nil { |
| s.writeError(ctx, resp, wrapInternal(err, "failed to marshal json response")) |
| return |
| } |
| |
| ctx = ctxsetters.WithStatusCode(ctx, http.StatusOK) |
| respBytes := buf.Bytes() |
| resp.Header().Set("Content-Type", "application/json") |
| resp.Header().Set("Content-Length", strconv.Itoa(len(respBytes))) |
| resp.WriteHeader(http.StatusOK) |
| |
| if n, err := resp.Write(respBytes); err != nil { |
| msg := fmt.Sprintf("failed to write response, %d of %d bytes written: %s", n, len(respBytes), err.Error()) |
| twerr := twirp.NewError(twirp.Unknown, msg) |
| callError(ctx, s.hooks, twerr) |
| } |
| callResponseSent(ctx, s.hooks) |
| } |
| |
| func (s *statusServiceServer) serveDeleteCommentProtobuf(ctx context.Context, resp http.ResponseWriter, req *http.Request) { |
| var err error |
| ctx = ctxsetters.WithMethodName(ctx, "DeleteComment") |
| ctx, err = callRequestRouted(ctx, s.hooks) |
| if err != nil { |
| s.writeError(ctx, resp, err) |
| return |
| } |
| |
| buf, err := ioutil.ReadAll(req.Body) |
| if err != nil { |
| s.writeError(ctx, resp, wrapInternal(err, "failed to read request body")) |
| return |
| } |
| reqContent := new(DeleteCommentRequest) |
| if err = proto.Unmarshal(buf, reqContent); err != nil { |
| s.writeError(ctx, resp, malformedRequestError("the protobuf request could not be decoded")) |
| return |
| } |
| |
| // Call service method |
| var respContent *DeleteCommentResponse |
| func() { |
| defer ensurePanicResponses(ctx, resp, s.hooks) |
| respContent, err = s.StatusService.DeleteComment(ctx, reqContent) |
| }() |
| |
| if err != nil { |
| s.writeError(ctx, resp, err) |
| return |
| } |
| if respContent == nil { |
| s.writeError(ctx, resp, twirp.InternalError("received a nil *DeleteCommentResponse and nil error while calling DeleteComment. nil responses are not supported")) |
| return |
| } |
| |
| ctx = callResponsePrepared(ctx, s.hooks) |
| |
| respBytes, err := proto.Marshal(respContent) |
| if err != nil { |
| s.writeError(ctx, resp, wrapInternal(err, "failed to marshal proto response")) |
| return |
| } |
| |
| ctx = ctxsetters.WithStatusCode(ctx, http.StatusOK) |
| resp.Header().Set("Content-Type", "application/protobuf") |
| resp.Header().Set("Content-Length", strconv.Itoa(len(respBytes))) |
| resp.WriteHeader(http.StatusOK) |
| if n, err := resp.Write(respBytes); err != nil { |
| msg := fmt.Sprintf("failed to write response, %d of %d bytes written: %s", n, len(respBytes), err.Error()) |
| twerr := twirp.NewError(twirp.Unknown, msg) |
| callError(ctx, s.hooks, twerr) |
| } |
| callResponseSent(ctx, s.hooks) |
| } |
| |
| func (s *statusServiceServer) serveGetAutorollerStatuses(ctx context.Context, resp http.ResponseWriter, req *http.Request) { |
| header := req.Header.Get("Content-Type") |
| i := strings.Index(header, ";") |
| if i == -1 { |
| i = len(header) |
| } |
| switch strings.TrimSpace(strings.ToLower(header[:i])) { |
| case "application/json": |
| s.serveGetAutorollerStatusesJSON(ctx, resp, req) |
| case "application/protobuf": |
| s.serveGetAutorollerStatusesProtobuf(ctx, resp, req) |
| default: |
| msg := fmt.Sprintf("unexpected Content-Type: %q", req.Header.Get("Content-Type")) |
| twerr := badRouteError(msg, req.Method, req.URL.Path) |
| s.writeError(ctx, resp, twerr) |
| } |
| } |
| |
| func (s *statusServiceServer) serveGetAutorollerStatusesJSON(ctx context.Context, resp http.ResponseWriter, req *http.Request) { |
| var err error |
| ctx = ctxsetters.WithMethodName(ctx, "GetAutorollerStatuses") |
| ctx, err = callRequestRouted(ctx, s.hooks) |
| if err != nil { |
| s.writeError(ctx, resp, err) |
| return |
| } |
| |
| reqContent := new(GetAutorollerStatusesRequest) |
| unmarshaler := jsonpb.Unmarshaler{AllowUnknownFields: true} |
| if err = unmarshaler.Unmarshal(req.Body, reqContent); err != nil { |
| s.writeError(ctx, resp, malformedRequestError("the json request could not be decoded")) |
| return |
| } |
| |
| // Call service method |
| var respContent *GetAutorollerStatusesResponse |
| func() { |
| defer ensurePanicResponses(ctx, resp, s.hooks) |
| respContent, err = s.StatusService.GetAutorollerStatuses(ctx, reqContent) |
| }() |
| |
| if err != nil { |
| s.writeError(ctx, resp, err) |
| return |
| } |
| if respContent == nil { |
| s.writeError(ctx, resp, twirp.InternalError("received a nil *GetAutorollerStatusesResponse and nil error while calling GetAutorollerStatuses. nil responses are not supported")) |
| return |
| } |
| |
| ctx = callResponsePrepared(ctx, s.hooks) |
| |
| var buf bytes.Buffer |
| marshaler := &jsonpb.Marshaler{OrigName: true} |
| if err = marshaler.Marshal(&buf, respContent); err != nil { |
| s.writeError(ctx, resp, wrapInternal(err, "failed to marshal json response")) |
| return |
| } |
| |
| ctx = ctxsetters.WithStatusCode(ctx, http.StatusOK) |
| respBytes := buf.Bytes() |
| resp.Header().Set("Content-Type", "application/json") |
| resp.Header().Set("Content-Length", strconv.Itoa(len(respBytes))) |
| resp.WriteHeader(http.StatusOK) |
| |
| if n, err := resp.Write(respBytes); err != nil { |
| msg := fmt.Sprintf("failed to write response, %d of %d bytes written: %s", n, len(respBytes), err.Error()) |
| twerr := twirp.NewError(twirp.Unknown, msg) |
| callError(ctx, s.hooks, twerr) |
| } |
| callResponseSent(ctx, s.hooks) |
| } |
| |
| func (s *statusServiceServer) serveGetAutorollerStatusesProtobuf(ctx context.Context, resp http.ResponseWriter, req *http.Request) { |
| var err error |
| ctx = ctxsetters.WithMethodName(ctx, "GetAutorollerStatuses") |
| ctx, err = callRequestRouted(ctx, s.hooks) |
| if err != nil { |
| s.writeError(ctx, resp, err) |
| return |
| } |
| |
| buf, err := ioutil.ReadAll(req.Body) |
| if err != nil { |
| s.writeError(ctx, resp, wrapInternal(err, "failed to read request body")) |
| return |
| } |
| reqContent := new(GetAutorollerStatusesRequest) |
| if err = proto.Unmarshal(buf, reqContent); err != nil { |
| s.writeError(ctx, resp, malformedRequestError("the protobuf request could not be decoded")) |
| return |
| } |
| |
| // Call service method |
| var respContent *GetAutorollerStatusesResponse |
| func() { |
| defer ensurePanicResponses(ctx, resp, s.hooks) |
| respContent, err = s.StatusService.GetAutorollerStatuses(ctx, reqContent) |
| }() |
| |
| if err != nil { |
| s.writeError(ctx, resp, err) |
| return |
| } |
| if respContent == nil { |
| s.writeError(ctx, resp, twirp.InternalError("received a nil *GetAutorollerStatusesResponse and nil error while calling GetAutorollerStatuses. nil responses are not supported")) |
| return |
| } |
| |
| ctx = callResponsePrepared(ctx, s.hooks) |
| |
| respBytes, err := proto.Marshal(respContent) |
| if err != nil { |
| s.writeError(ctx, resp, wrapInternal(err, "failed to marshal proto response")) |
| return |
| } |
| |
| ctx = ctxsetters.WithStatusCode(ctx, http.StatusOK) |
| resp.Header().Set("Content-Type", "application/protobuf") |
| resp.Header().Set("Content-Length", strconv.Itoa(len(respBytes))) |
| resp.WriteHeader(http.StatusOK) |
| if n, err := resp.Write(respBytes); err != nil { |
| msg := fmt.Sprintf("failed to write response, %d of %d bytes written: %s", n, len(respBytes), err.Error()) |
| twerr := twirp.NewError(twirp.Unknown, msg) |
| callError(ctx, s.hooks, twerr) |
| } |
| callResponseSent(ctx, s.hooks) |
| } |
| |
| func (s *statusServiceServer) ServiceDescriptor() ([]byte, int) { |
| return twirpFileDescriptor0, 0 |
| } |
| |
| func (s *statusServiceServer) ProtocGenTwirpVersion() string { |
| return "v5.12.1" |
| } |
| |
| func (s *statusServiceServer) PathPrefix() string { |
| return StatusServicePathPrefix |
| } |
| |
| // ===== |
| // Utils |
| // ===== |
| |
| // HTTPClient is the interface used by generated clients to send HTTP requests. |
| // It is fulfilled by *(net/http).Client, which is sufficient for most users. |
| // Users can provide their own implementation for special retry policies. |
| // |
| // HTTPClient implementations should not follow redirects. Redirects are |
| // automatically disabled if *(net/http).Client is passed to client |
| // constructors. See the withoutRedirects function in this file for more |
| // details. |
| type HTTPClient interface { |
| Do(req *http.Request) (*http.Response, error) |
| } |
| |
| // TwirpServer is the interface generated server structs will support: they're |
| // HTTP handlers with additional methods for accessing metadata about the |
| // service. Those accessors are a low-level API for building reflection tools. |
| // Most people can think of TwirpServers as just http.Handlers. |
| type TwirpServer interface { |
| http.Handler |
| // ServiceDescriptor returns gzipped bytes describing the .proto file that |
| // this service was generated from. Once unzipped, the bytes can be |
| // unmarshalled as a |
| // github.com/golang/protobuf/protoc-gen-go/descriptor.FileDescriptorProto. |
| // |
| // The returned integer is the index of this particular service within that |
| // FileDescriptorProto's 'Service' slice of ServiceDescriptorProtos. This is a |
| // low-level field, expected to be used for reflection. |
| ServiceDescriptor() ([]byte, int) |
| // ProtocGenTwirpVersion is the semantic version string of the version of |
| // twirp used to generate this file. |
| ProtocGenTwirpVersion() string |
| // PathPrefix returns the HTTP URL path prefix for all methods handled by this |
| // service. This can be used with an HTTP mux to route twirp requests |
| // alongside non-twirp requests on one HTTP listener. |
| PathPrefix() string |
| } |
| |
| // WriteError writes an HTTP response with a valid Twirp error format (code, msg, meta). |
| // Useful outside of the Twirp server (e.g. http middleware), but does not trigger hooks. |
| // If err is not a twirp.Error, it will get wrapped with twirp.InternalErrorWith(err) |
| func WriteError(resp http.ResponseWriter, err error) { |
| writeError(context.Background(), resp, err, nil) |
| } |
| |
| // writeError writes Twirp errors in the response and triggers hooks. |
| func writeError(ctx context.Context, resp http.ResponseWriter, err error, hooks *twirp.ServerHooks) { |
| // Non-twirp errors are wrapped as Internal (default) |
| twerr, ok := err.(twirp.Error) |
| if !ok { |
| twerr = twirp.InternalErrorWith(err) |
| } |
| |
| statusCode := twirp.ServerHTTPStatusFromErrorCode(twerr.Code()) |
| ctx = ctxsetters.WithStatusCode(ctx, statusCode) |
| ctx = callError(ctx, hooks, twerr) |
| |
| respBody := marshalErrorToJSON(twerr) |
| |
| resp.Header().Set("Content-Type", "application/json") // Error responses are always JSON |
| resp.Header().Set("Content-Length", strconv.Itoa(len(respBody))) |
| resp.WriteHeader(statusCode) // set HTTP status code and send response |
| |
| _, writeErr := resp.Write(respBody) |
| if writeErr != nil { |
| // We have three options here. We could log the error, call the Error |
| // hook, or just silently ignore the error. |
| // |
| // Logging is unacceptable because we don't have a user-controlled |
| // logger; writing out to stderr without permission is too rude. |
| // |
| // Calling the Error hook would confuse users: it would mean the Error |
| // hook got called twice for one request, which is likely to lead to |
| // duplicated log messages and metrics, no matter how well we document |
| // the behavior. |
| // |
| // Silently ignoring the error is our least-bad option. It's highly |
| // likely that the connection is broken and the original 'err' says |
| // so anyway. |
| _ = writeErr |
| } |
| |
| callResponseSent(ctx, hooks) |
| } |
| |
| // urlBase helps ensure that addr specifies a scheme. If it is unparsable |
| // as a URL, it returns addr unchanged. |
| func urlBase(addr string) string { |
| // If the addr specifies a scheme, use it. If not, default to |
| // http. If url.Parse fails on it, return it unchanged. |
| url, err := url.Parse(addr) |
| if err != nil { |
| return addr |
| } |
| if url.Scheme == "" { |
| url.Scheme = "http" |
| } |
| return url.String() |
| } |
| |
| // getCustomHTTPReqHeaders retrieves a copy of any headers that are set in |
| // a context through the twirp.WithHTTPRequestHeaders function. |
| // If there are no headers set, or if they have the wrong type, nil is returned. |
| func getCustomHTTPReqHeaders(ctx context.Context) http.Header { |
| header, ok := twirp.HTTPRequestHeaders(ctx) |
| if !ok || header == nil { |
| return nil |
| } |
| copied := make(http.Header) |
| for k, vv := range header { |
| if vv == nil { |
| copied[k] = nil |
| continue |
| } |
| copied[k] = make([]string, len(vv)) |
| copy(copied[k], vv) |
| } |
| return copied |
| } |
| |
| // newRequest makes an http.Request from a client, adding common headers. |
| func newRequest(ctx context.Context, url string, reqBody io.Reader, contentType string) (*http.Request, error) { |
| req, err := http.NewRequest("POST", url, reqBody) |
| if err != nil { |
| return nil, err |
| } |
| req = req.WithContext(ctx) |
| if customHeader := getCustomHTTPReqHeaders(ctx); customHeader != nil { |
| req.Header = customHeader |
| } |
| req.Header.Set("Accept", contentType) |
| req.Header.Set("Content-Type", contentType) |
| req.Header.Set("Twirp-Version", "v5.12.1") |
| return req, nil |
| } |
| |
| // JSON serialization for errors |
| type twerrJSON struct { |
| Code string `json:"code"` |
| Msg string `json:"msg"` |
| Meta map[string]string `json:"meta,omitempty"` |
| } |
| |
| // marshalErrorToJSON returns JSON from a twirp.Error, that can be used as HTTP error response body. |
| // If serialization fails, it will use a descriptive Internal error instead. |
| func marshalErrorToJSON(twerr twirp.Error) []byte { |
| // make sure that msg is not too large |
| msg := twerr.Msg() |
| if len(msg) > 1e6 { |
| msg = msg[:1e6] |
| } |
| |
| tj := twerrJSON{ |
| Code: string(twerr.Code()), |
| Msg: msg, |
| Meta: twerr.MetaMap(), |
| } |
| |
| buf, err := json.Marshal(&tj) |
| if err != nil { |
| buf = []byte("{\"type\": \"" + twirp.Internal + "\", \"msg\": \"There was an error but it could not be serialized into JSON\"}") // fallback |
| } |
| |
| return buf |
| } |
| |
| // errorFromResponse builds a twirp.Error from a non-200 HTTP response. |
| // If the response has a valid serialized Twirp error, then it's returned. |
| // If not, the response status code is used to generate a similar twirp |
| // error. See twirpErrorFromIntermediary for more info on intermediary errors. |
| func errorFromResponse(resp *http.Response) twirp.Error { |
| statusCode := resp.StatusCode |
| statusText := http.StatusText(statusCode) |
| |
| if isHTTPRedirect(statusCode) { |
| // Unexpected redirect: it must be an error from an intermediary. |
| // Twirp clients don't follow redirects automatically, Twirp only handles |
| // POST requests, redirects should only happen on GET and HEAD requests. |
| location := resp.Header.Get("Location") |
| msg := fmt.Sprintf("unexpected HTTP status code %d %q received, Location=%q", statusCode, statusText, location) |
| return twirpErrorFromIntermediary(statusCode, msg, location) |
| } |
| |
| respBodyBytes, err := ioutil.ReadAll(resp.Body) |
| if err != nil { |
| return wrapInternal(err, "failed to read server error response body") |
| } |
| |
| var tj twerrJSON |
| dec := json.NewDecoder(bytes.NewReader(respBodyBytes)) |
| dec.DisallowUnknownFields() |
| if err := dec.Decode(&tj); err != nil || tj.Code == "" { |
| // Invalid JSON response; it must be an error from an intermediary. |
| msg := fmt.Sprintf("Error from intermediary with HTTP status code %d %q", statusCode, statusText) |
| return twirpErrorFromIntermediary(statusCode, msg, string(respBodyBytes)) |
| } |
| |
| errorCode := twirp.ErrorCode(tj.Code) |
| if !twirp.IsValidErrorCode(errorCode) { |
| msg := "invalid type returned from server error response: " + tj.Code |
| return twirp.InternalError(msg).WithMeta("body", string(respBodyBytes)) |
| } |
| |
| twerr := twirp.NewError(errorCode, tj.Msg) |
| for k, v := range tj.Meta { |
| twerr = twerr.WithMeta(k, v) |
| } |
| return twerr |
| } |
| |
| // twirpErrorFromIntermediary maps HTTP errors from non-twirp sources to twirp errors. |
| // The mapping is similar to gRPC: https://github.com/grpc/grpc/blob/master/doc/http-grpc-status-mapping.md. |
| // Returned twirp Errors have some additional metadata for inspection. |
| func twirpErrorFromIntermediary(status int, msg string, bodyOrLocation string) twirp.Error { |
| var code twirp.ErrorCode |
| if isHTTPRedirect(status) { // 3xx |
| code = twirp.Internal |
| } else { |
| switch status { |
| case 400: // Bad Request |
| code = twirp.Internal |
| case 401: // Unauthorized |
| code = twirp.Unauthenticated |
| case 403: // Forbidden |
| code = twirp.PermissionDenied |
| case 404: // Not Found |
| code = twirp.BadRoute |
| case 429, 502, 503, 504: // Too Many Requests, Bad Gateway, Service Unavailable, Gateway Timeout |
| code = twirp.Unavailable |
| default: // All other codes |
| code = twirp.Unknown |
| } |
| } |
| |
| twerr := twirp.NewError(code, msg) |
| twerr = twerr.WithMeta("http_error_from_intermediary", "true") // to easily know if this error was from intermediary |
| twerr = twerr.WithMeta("status_code", strconv.Itoa(status)) |
| if isHTTPRedirect(status) { |
| twerr = twerr.WithMeta("location", bodyOrLocation) |
| } else { |
| twerr = twerr.WithMeta("body", bodyOrLocation) |
| } |
| return twerr |
| } |
| |
| func isHTTPRedirect(status int) bool { |
| return status >= 300 && status <= 399 |
| } |
| |
| // wrapInternal wraps an error with a prefix as an Internal error. |
| // The original error cause is accessible by github.com/pkg/errors.Cause. |
| func wrapInternal(err error, prefix string) twirp.Error { |
| return twirp.InternalErrorWith(&wrappedError{prefix: prefix, cause: err}) |
| } |
| |
| type wrappedError struct { |
| prefix string |
| cause error |
| } |
| |
| func (e *wrappedError) Error() string { return e.prefix + ": " + e.cause.Error() } |
| func (e *wrappedError) Unwrap() error { return e.cause } // for go1.13 + errors.Is/As |
| func (e *wrappedError) Cause() error { return e.cause } // for github.com/pkg/errors |
| |
| // ensurePanicResponses makes sure that rpc methods causing a panic still result in a Twirp Internal |
| // error response (status 500), and error hooks are properly called with the panic wrapped as an error. |
| // The panic is re-raised so it can be handled normally with middleware. |
| func ensurePanicResponses(ctx context.Context, resp http.ResponseWriter, hooks *twirp.ServerHooks) { |
| if r := recover(); r != nil { |
| // Wrap the panic as an error so it can be passed to error hooks. |
| // The original error is accessible from error hooks, but not visible in the response. |
| err := errFromPanic(r) |
| twerr := &internalWithCause{msg: "Internal service panic", cause: err} |
| // Actually write the error |
| writeError(ctx, resp, twerr, hooks) |
| // If possible, flush the error to the wire. |
| f, ok := resp.(http.Flusher) |
| if ok { |
| f.Flush() |
| } |
| |
| panic(r) |
| } |
| } |
| |
| // errFromPanic returns the typed error if the recovered panic is an error, otherwise formats as error. |
| func errFromPanic(p interface{}) error { |
| if err, ok := p.(error); ok { |
| return err |
| } |
| return fmt.Errorf("panic: %v", p) |
| } |
| |
| // internalWithCause is a Twirp Internal error wrapping an original error cause, |
| // but the original error message is not exposed on Msg(). The original error |
| // can be checked with go1.13+ errors.Is/As, and also by (github.com/pkg/errors).Unwrap |
| type internalWithCause struct { |
| msg string |
| cause error |
| } |
| |
| func (e *internalWithCause) Unwrap() error { return e.cause } // for go1.13 + errors.Is/As |
| func (e *internalWithCause) Cause() error { return e.cause } // for github.com/pkg/errors |
| func (e *internalWithCause) Error() string { return e.msg + ": " + e.cause.Error() } |
| func (e *internalWithCause) Code() twirp.ErrorCode { return twirp.Internal } |
| func (e *internalWithCause) Msg() string { return e.msg } |
| func (e *internalWithCause) Meta(key string) string { return "" } |
| func (e *internalWithCause) MetaMap() map[string]string { return nil } |
| func (e *internalWithCause) WithMeta(key string, val string) twirp.Error { return e } |
| |
| // malformedRequestError is used when the twirp server cannot unmarshal a request |
| func malformedRequestError(msg string) twirp.Error { |
| return twirp.NewError(twirp.Malformed, msg) |
| } |
| |
| // badRouteError is used when the twirp server cannot route a request |
| func badRouteError(msg string, method, url string) twirp.Error { |
| err := twirp.NewError(twirp.BadRoute, msg) |
| err = err.WithMeta("twirp_invalid_route", method+" "+url) |
| return err |
| } |
| |
| // withoutRedirects makes sure that the POST request can not be redirected. |
| // The standard library will, by default, redirect requests (including POSTs) if it gets a 302 or |
| // 303 response, and also 301s in go1.8. It redirects by making a second request, changing the |
| // method to GET and removing the body. This produces very confusing error messages, so instead we |
| // set a redirect policy that always errors. This stops Go from executing the redirect. |
| // |
| // We have to be a little careful in case the user-provided http.Client has its own CheckRedirect |
| // policy - if so, we'll run through that policy first. |
| // |
| // Because this requires modifying the http.Client, we make a new copy of the client and return it. |
| func withoutRedirects(in *http.Client) *http.Client { |
| copy := *in |
| copy.CheckRedirect = func(req *http.Request, via []*http.Request) error { |
| if in.CheckRedirect != nil { |
| // Run the input's redirect if it exists, in case it has side effects, but ignore any error it |
| // returns, since we want to use ErrUseLastResponse. |
| err := in.CheckRedirect(req, via) |
| _ = err // Silly, but this makes sure generated code passes errcheck -blank, which some people use. |
| } |
| return http.ErrUseLastResponse |
| } |
| return © |
| } |
| |
| // doProtobufRequest makes a Protobuf request to the remote Twirp service. |
| func doProtobufRequest(ctx context.Context, client HTTPClient, hooks *twirp.ClientHooks, url string, in, out proto.Message) (_ context.Context, err error) { |
| reqBodyBytes, err := proto.Marshal(in) |
| if err != nil { |
| return ctx, wrapInternal(err, "failed to marshal proto request") |
| } |
| reqBody := bytes.NewBuffer(reqBodyBytes) |
| if err = ctx.Err(); err != nil { |
| return ctx, wrapInternal(err, "aborted because context was done") |
| } |
| |
| req, err := newRequest(ctx, url, reqBody, "application/protobuf") |
| if err != nil { |
| return ctx, wrapInternal(err, "could not build request") |
| } |
| ctx, err = callClientRequestPrepared(ctx, hooks, req) |
| if err != nil { |
| return ctx, err |
| } |
| |
| req = req.WithContext(ctx) |
| resp, err := client.Do(req) |
| if err != nil { |
| return ctx, wrapInternal(err, "failed to do request") |
| } |
| |
| defer func() { |
| cerr := resp.Body.Close() |
| if err == nil && cerr != nil { |
| err = wrapInternal(cerr, "failed to close response body") |
| } |
| }() |
| |
| if err = ctx.Err(); err != nil { |
| return ctx, wrapInternal(err, "aborted because context was done") |
| } |
| |
| if resp.StatusCode != 200 { |
| return ctx, errorFromResponse(resp) |
| } |
| |
| respBodyBytes, err := ioutil.ReadAll(resp.Body) |
| if err != nil { |
| return ctx, wrapInternal(err, "failed to read response body") |
| } |
| if err = ctx.Err(); err != nil { |
| return ctx, wrapInternal(err, "aborted because context was done") |
| } |
| |
| if err = proto.Unmarshal(respBodyBytes, out); err != nil { |
| return ctx, wrapInternal(err, "failed to unmarshal proto response") |
| } |
| return ctx, nil |
| } |
| |
| // doJSONRequest makes a JSON request to the remote Twirp service. |
| func doJSONRequest(ctx context.Context, client HTTPClient, hooks *twirp.ClientHooks, url string, in, out proto.Message) (_ context.Context, err error) { |
| reqBody := bytes.NewBuffer(nil) |
| marshaler := &jsonpb.Marshaler{OrigName: true} |
| if err = marshaler.Marshal(reqBody, in); err != nil { |
| return ctx, wrapInternal(err, "failed to marshal json request") |
| } |
| if err = ctx.Err(); err != nil { |
| return ctx, wrapInternal(err, "aborted because context was done") |
| } |
| |
| req, err := newRequest(ctx, url, reqBody, "application/json") |
| if err != nil { |
| return ctx, wrapInternal(err, "could not build request") |
| } |
| ctx, err = callClientRequestPrepared(ctx, hooks, req) |
| if err != nil { |
| return ctx, err |
| } |
| |
| req = req.WithContext(ctx) |
| resp, err := client.Do(req) |
| if err != nil { |
| return ctx, wrapInternal(err, "failed to do request") |
| } |
| |
| defer func() { |
| cerr := resp.Body.Close() |
| if err == nil && cerr != nil { |
| err = wrapInternal(cerr, "failed to close response body") |
| } |
| }() |
| |
| if err = ctx.Err(); err != nil { |
| return ctx, wrapInternal(err, "aborted because context was done") |
| } |
| |
| if resp.StatusCode != 200 { |
| return ctx, errorFromResponse(resp) |
| } |
| |
| unmarshaler := jsonpb.Unmarshaler{AllowUnknownFields: true} |
| if err = unmarshaler.Unmarshal(resp.Body, out); err != nil { |
| return ctx, wrapInternal(err, "failed to unmarshal json response") |
| } |
| if err = ctx.Err(); err != nil { |
| return ctx, wrapInternal(err, "aborted because context was done") |
| } |
| return ctx, nil |
| } |
| |
| // Call twirp.ServerHooks.RequestReceived if the hook is available |
| func callRequestReceived(ctx context.Context, h *twirp.ServerHooks) (context.Context, error) { |
| if h == nil || h.RequestReceived == nil { |
| return ctx, nil |
| } |
| return h.RequestReceived(ctx) |
| } |
| |
| // Call twirp.ServerHooks.RequestRouted if the hook is available |
| func callRequestRouted(ctx context.Context, h *twirp.ServerHooks) (context.Context, error) { |
| if h == nil || h.RequestRouted == nil { |
| return ctx, nil |
| } |
| return h.RequestRouted(ctx) |
| } |
| |
| // Call twirp.ServerHooks.ResponsePrepared if the hook is available |
| func callResponsePrepared(ctx context.Context, h *twirp.ServerHooks) context.Context { |
| if h == nil || h.ResponsePrepared == nil { |
| return ctx |
| } |
| return h.ResponsePrepared(ctx) |
| } |
| |
| // Call twirp.ServerHooks.ResponseSent if the hook is available |
| func callResponseSent(ctx context.Context, h *twirp.ServerHooks) { |
| if h == nil || h.ResponseSent == nil { |
| return |
| } |
| h.ResponseSent(ctx) |
| } |
| |
| // Call twirp.ServerHooks.Error if the hook is available |
| func callError(ctx context.Context, h *twirp.ServerHooks, err twirp.Error) context.Context { |
| if h == nil || h.Error == nil { |
| return ctx |
| } |
| return h.Error(ctx, err) |
| } |
| |
| func callClientResponseReceived(ctx context.Context, h *twirp.ClientHooks) { |
| if h == nil || h.ResponseReceived == nil { |
| return |
| } |
| h.ResponseReceived(ctx) |
| } |
| |
| func callClientRequestPrepared(ctx context.Context, h *twirp.ClientHooks, req *http.Request) (context.Context, error) { |
| if h == nil || h.RequestPrepared == nil { |
| return ctx, nil |
| } |
| return h.RequestPrepared(ctx, req) |
| } |
| |
| func callClientError(ctx context.Context, h *twirp.ClientHooks, err twirp.Error) { |
| if h == nil || h.Error == nil { |
| return |
| } |
| h.Error(ctx, err) |
| } |
| |
| var twirpFileDescriptor0 = []byte{ |
| // 1046 bytes of a gzipped FileDescriptorProto |
| 0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x9c, 0x56, 0xcd, 0x8e, 0x1b, 0x45, |
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| } |