micro/api/resolver/grpc/grpc.go
Asim Aslam 563768b58a
v3 refactor (#1868)
* Move to v3

Co-authored-by: Ben Toogood <bentoogood@gmail.com>
2020-07-27 13:22:00 +01:00

45 lines
987 B
Go

// Package grpc resolves a grpc service like /greeter.Say/Hello to greeter service
package grpc
import (
"errors"
"net/http"
"strings"
"github.com/micro/go-micro/v3/api/resolver"
)
type Resolver struct {
opts resolver.Options
}
func (r *Resolver) Resolve(req *http.Request, opts ...resolver.ResolveOption) (*resolver.Endpoint, error) {
// parse options
options := resolver.NewResolveOptions(opts...)
// /foo.Bar/Service
if req.URL.Path == "/" {
return nil, errors.New("unknown name")
}
// [foo.Bar, Service]
parts := strings.Split(req.URL.Path[1:], "/")
// [foo, Bar]
name := strings.Split(parts[0], ".")
// foo
return &resolver.Endpoint{
Name: strings.Join(name[:len(name)-1], "."),
Host: req.Host,
Method: req.Method,
Path: req.URL.Path,
Domain: options.Domain,
}, nil
}
func (r *Resolver) String() string {
return "grpc"
}
func NewResolver(opts ...resolver.Option) resolver.Resolver {
return &Resolver{opts: resolver.NewOptions(opts...)}
}