Files
cameradar/server/service/handler.go
T
2018-03-12 15:04:06 +01:00

111 lines
2.8 KiB
Go

// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package service
import (
"encoding/json"
"fmt"
"github.com/EtixLabs/cameradar"
"github.com/EtixLabs/cameradar/server/adaptor/jsonrpc2"
v "gopkg.in/go-playground/validator.v9"
)
func (c *Cameradar) handleRequest(message string) {
var ret []cmrdr.Stream
var JSONRPCErr jsonrpc2.Error
var request jsonrpc2.Request
err := json.Unmarshal([]byte(message), &request)
if err != nil {
JSONRPCErr = jsonrpc2.Error{
Code: jsonrpc2.ParseError,
Message: jsonrpc2.ParseErrorMessage,
Data: err.Error(),
}
}
validate := v.New()
err = validate.Struct(request)
if err != nil {
JSONRPCErr = jsonrpc2.Error{
Code: jsonrpc2.InvalidRequest,
Message: jsonrpc2.InvalidRequestMessage,
Data: err.Error(),
}
}
var options Options
err = json.Unmarshal([]byte(request.Params), &options)
if err != nil {
JSONRPCErr = jsonrpc2.Error{
Code: jsonrpc2.InvalidParams,
Message: jsonrpc2.InvalidParamsMessage,
Data: err.Error(),
}
}
c.SetOptions(options)
switch request.Method {
case "discover":
ret, err = c.Discover()
case "attack_credentials":
ret, err = c.Discover()
case "attack_routes":
ret, err = c.Discover()
case "discover_and_attack":
ret, err = c.DiscoverAndAttack()
default:
JSONRPCErr = jsonrpc2.Error{
Code: jsonrpc2.MethodNotFound,
Message: jsonrpc2.MethodNotFoundMessage,
Data: err.Error(),
}
}
if err != nil {
JSONRPCErr = jsonrpc2.Error{
Code: jsonrpc2.InternalError,
Message: jsonrpc2.InternalErrorMessage,
Data: err.Error(),
}
}
result, err := json.Marshal(ret)
if err != nil {
JSONRPCErr = jsonrpc2.Error{
Code: jsonrpc2.InternalError,
Message: jsonrpc2.InternalErrorMessage,
Data: err.Error(),
}
}
c.respondToClient(string(result), request.ID, JSONRPCErr)
}
func (c *Cameradar) respondToClient(result, ID string, JSONRPCErr jsonrpc2.Error) {
println(result)
r := jsonrpc2.Response{
JSONRPC: "2.0",
Result: result,
Error: JSONRPCErr,
ID: ID,
}
response, err := json.Marshal(r)
if err != nil {
c.toClient <- "{\"jsonrpc\": \"2.0\",\"result\":null,\"error\":{\"code\":" + fmt.Sprint(jsonrpc2.InternalError) + ",\"" + jsonrpc2.InternalErrorMessage + "\",\"data\":\"could not marshal response\"},\"id\":\"" + ID + "\"}"
}
c.toClient <- string(response)
}