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// Copyright (c) 2015 Mattermost, Inc. All Rights Reserved.
// See License.txt for license information.
package api
import (
l4g "github.com/alecthomas/log4go"
"github.com/braintree/manners"
"github.com/gorilla/handlers"
"github.com/gorilla/mux"
"github.com/mattermost/platform/store"
"github.com/mattermost/platform/utils"
"gopkg.in/throttled/throttled.v1"
throttledStore "gopkg.in/throttled/throttled.v1/store"
"net/http"
"strings"
"time"
)
type Server struct {
Store store.Store
Router *mux.Router
}
type CorsWrapper struct {
router *mux.Router
}
var Srv *Server
func NewServer() {
l4g.Info(utils.T("api.server.new_server.init.info"))
Srv = &Server{}
Srv.Store = store.NewSqlStore()
Srv.Router = mux.NewRouter()
Srv.Router.NotFoundHandler = http.HandlerFunc(Handle404)
}
func StartServer() {
l4g.Info(utils.T("api.server.start_server.starting.info"))
l4g.Info(utils.T("api.server.start_server.listening.info"), utils.Cfg.ServiceSettings.ListenAddress)
var handler http.Handler = &CorsWrapper{Srv.Router}
if utils.Cfg.RateLimitSettings.EnableRateLimiter {
l4g.Info(utils.T("api.server.start_server.rate.info"))
vary := throttled.VaryBy{}
if utils.Cfg.RateLimitSettings.VaryByRemoteAddr {
vary.RemoteAddr = true
}
if len(utils.Cfg.RateLimitSettings.VaryByHeader) > 0 {
vary.Headers = strings.Fields(utils.Cfg.RateLimitSettings.VaryByHeader)
if utils.Cfg.RateLimitSettings.VaryByRemoteAddr {
l4g.Warn(utils.T("api.server.start_server.rate.warn"))
vary.RemoteAddr = false
}
}
th := throttled.RateLimit(throttled.PerSec(utils.Cfg.RateLimitSettings.PerSec), &vary, throttledStore.NewMemStore(utils.Cfg.RateLimitSettings.MemoryStoreSize))
th.DeniedHandler = http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
l4g.Error("%v: code=429 ip=%v", r.URL.Path, GetIpAddress(r))
throttled.DefaultDeniedHandler.ServeHTTP(w, r)
})
handler = th.Throttle(&CorsWrapper{Srv.Router})
}
go func() {
err := manners.ListenAndServe(utils.Cfg.ServiceSettings.ListenAddress, handlers.RecoveryHandler(handlers.PrintRecoveryStack(true))(handler))
if err != nil {
l4g.Critical(utils.T("api.server.start_server.starting.critical"), err)
time.Sleep(time.Second)
}
}()
}
func StopServer() {
l4g.Info(utils.T("api.server.stop_server.stopping.info"))
manners.Close()
Srv.Store.Close()
hub.Stop()
l4g.Info(utils.T("api.server.stop_server.stopped.info"))
}
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