github.com/tickoalcantara12/micro/v3@v3.0.0-20221007104245-9d75b9bcbab9/util/ctx/ctx.go (about)

     1  // Licensed under the Apache License, Version 2.0 (the "License");
     2  // you may not use this file except in compliance with the License.
     3  // You may obtain a copy of the License at
     4  //
     5  //     https://www.apache.org/licenses/LICENSE-2.0
     6  //
     7  // Unless required by applicable law or agreed to in writing, software
     8  // distributed under the License is distributed on an "AS IS" BASIS,
     9  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    10  // See the License for the specific language governing permissions and
    11  // limitations under the License.
    12  //
    13  // Original source: github.com/micro/go-micro/v3/internal/ctx/ctx.go
    14  
    15  package ctx
    16  
    17  import (
    18  	"context"
    19  	"net/http"
    20  	"net/textproto"
    21  	"strings"
    22  
    23  	"github.com/tickoalcantara12/micro/v3/service/context/metadata"
    24  )
    25  
    26  func FromRequest(r *http.Request) context.Context {
    27  	ctx := r.Context()
    28  	md, ok := metadata.FromContext(ctx)
    29  	if !ok {
    30  		md = make(metadata.Metadata)
    31  	}
    32  	for k, v := range r.Header {
    33  		md[textproto.CanonicalMIMEHeaderKey(k)] = strings.Join(v, ",")
    34  	}
    35  	// pass http host
    36  	md["Host"] = r.Host
    37  	// pass http method
    38  	md["Method"] = r.Method
    39  	if r.URL != nil {
    40  		md["URL"] = r.URL.String()
    41  	}
    42  	return metadata.NewContext(ctx, md)
    43  }