Files
kapow/internal/server/user/mux/handlerbuilder.go
Héctor Hurtado 248f7d1fcc Added stderr output management to jaillover.
Added Spawn support for stderr redirection.
Added --debug option to server cmd.
Added debug information to documentation.
Finnished script logger.
2020-04-20 10:18:16 +02:00

80 lines
2.0 KiB
Go

/*
* Copyright 2019 Banco Bilbao Vizcaya Argentaria, S.A.
*
* 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 mux
import (
"bufio"
"bytes"
"log"
"net/http"
"github.com/google/uuid"
"github.com/BBVA/kapow/internal/logger"
"github.com/BBVA/kapow/internal/server/data"
"github.com/BBVA/kapow/internal/server/model"
"github.com/BBVA/kapow/internal/server/user/spawn"
)
var spawner = spawn.Spawn
var idGenerator = uuid.NewUUID
func handlerBuilder(route model.Route) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
id, err := idGenerator()
if err != nil {
w.WriteHeader(http.StatusInternalServerError)
return
}
h := &model.Handler{
ID: id.String(),
Route: route,
Request: r,
Writer: w,
}
data.Handlers.Add(h)
defer data.Handlers.Remove(h.ID)
stdOut := &bytes.Buffer{}
stdErr := &bytes.Buffer{}
err = spawner(h, stdOut, stdErr)
//err = spawner(h, nil)
if err != nil {
log.Println(err)
}
logger.SendMsg(logger.SCRIPTS, createLogMsg(h.ID, *stdOut, *stdErr))
})
}
func createLogMsg(handlerId string, stdout, stderr bytes.Buffer) logger.LogMsg {
var messages []string
scanner := bufio.NewScanner(bytes.NewBuffer(stdout.Bytes()))
for scanner.Scan() {
messages = append(messages, scanner.Text())
}
scanner = bufio.NewScanner(bytes.NewBuffer(stderr.Bytes()))
for scanner.Scan() {
messages = append(messages, scanner.Text())
}
return logger.LogMsg{Prefix: handlerId, Messages: messages}
}