This is msgpack-oocrpc, a rpc based on msgpack, you can call the remote golang service from the python client.
so you can write the webapp's frontend with python(django tornado flask), write the webapp's backend with go.
package main
import (
"errors"
"github.com/notedit/msgpack-oocrpc/rpc"
)
type Args struct {
A, B int
}
type Reply struct {
C int
}
type Arith int
func (t *Arith) Add(args *Args, reply *Reply) error {
reply.C = args.A + args.B
return nil
}
func (t *Arith) Mul(args *Args, reply *Reply) error {
reply.C = args.A * args.B
return nil
}
func (t *Arith) Div(args *Args, reply *Reply) error {
if args.B == 0 {
return rpc.BackendError{"InternalError", "divide by zero"}
}
reply.C = args.A / args.B
return nil
}
func (t *Arith) Error(args *Args, reply *Reply) error {
panic("ERROR")
}
func (t *Arith) NError(args *Args, reply *Reply) error {
return errors.New("normalerror")
}
func main() {
newServer := rpc.NewServer("localhost", 9091)
newServer.Register(new(Arith))
newServer.Serv()
}
package main
import (
"fmt"
"github.com/notedit/msgpack-oocrpc/rpc"
)
type Args struct {
A, B int
}
type Reply struct {
C int
}
func main() {
client := rpc.New("localhost:9090")
// normal test
args := &Args{7, 8}
reply := &Reply{}
err := client.Call("Arith.Mul", args, reply)
if err != nil {
fmt.Println(err.Error())
}
err = client.Call("Arith.Add", args, reply)
if err != nil {
fmt.Println(err.Error())
}
// un exist method
err = client.Call("Arith.Notfound", args, reply)
if err != nil {
fmt.Println(err.Error())
}
// un exist service
err = client.Call("Notfound.arith", args, reply)
if err != nil {
fmt.Println(err.Error())
}
// test error
args = &Args{7, 0}
reply = &Reply{}
err = client.Call("Arith.Div", args, reply)
if err != nil {
fmt.Println(err.Error())
}
// test panic
args = &Args{7, 8}
reply = &Reply{}
err = client.Call("Arith.Error", args, reply)
if err != nil {
fmt.Println(err.Error())
}
}
from client import RpcClient
client = RpcClient(host='localhost',port=9090)
ret = client.Add({'A':7,'B':8})
print 'Add',ret
ret = client.Mul({'A':7,'B':8})
print 'Mul',ret