Files
gocryptotrader/engine/restful_router.go
2019-08-09 15:46:24 +10:00

115 lines
3.6 KiB
Go

package engine
import (
"fmt"
"net/http"
_ "net/http/pprof" // blank import required for pprof
"strconv"
"strings"
"time"
"github.com/gorilla/mux"
"github.com/thrasher-corp/gocryptotrader/common"
log "github.com/thrasher-corp/gocryptotrader/logger"
)
// RESTLogger logs the requests internally
func RESTLogger(inner http.Handler, name string) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
start := time.Now()
inner.ServeHTTP(w, r)
log.Debugf(log.RESTSys,
"%s\t%s\t%s\t%s",
r.Method,
r.RequestURI,
name,
time.Since(start),
)
})
}
// StartRESTServer starts a REST server
func StartRESTServer() {
listenAddr := Bot.Config.RemoteControl.DeprecatedRPC.ListenAddress
log.Debugf(log.RESTSys,
"Deprecated RPC server support enabled. Listen URL: http://%s:%d\n",
common.ExtractHost(listenAddr), common.ExtractPort(listenAddr))
err := http.ListenAndServe(listenAddr, newRouter(true))
if err != nil {
log.Errorf(log.RESTSys, "Failed to start deprecated RPC server. Err: %s", err)
}
}
// StartWebsocketServer starts a Websocket server
func StartWebsocketServer() {
listenAddr := Bot.Config.RemoteControl.WebsocketRPC.ListenAddress
log.Debugf(log.RESTSys,
"Websocket RPC support enabled. Listen URL: ws://%s:%d/ws\n",
common.ExtractHost(listenAddr), common.ExtractPort(listenAddr))
err := http.ListenAndServe(listenAddr, newRouter(false))
if err != nil {
log.Errorf(log.RESTSys, "Failed to start websocket RPC server. Err: %s", err)
}
}
// newRouter takes in the exchange interfaces and returns a new multiplexor
// router
func newRouter(isREST bool) *mux.Router {
router := mux.NewRouter().StrictSlash(true)
var routes []Route
var listenAddr string
if isREST {
listenAddr = Bot.Config.RemoteControl.DeprecatedRPC.ListenAddress
} else {
listenAddr = Bot.Config.RemoteControl.WebsocketRPC.ListenAddress
}
if common.ExtractPort(listenAddr) == 80 {
listenAddr = common.ExtractHost(listenAddr)
} else {
listenAddr = strings.Join([]string{common.ExtractHost(listenAddr),
strconv.Itoa(common.ExtractPort(listenAddr))}, ":")
}
if isREST {
routes = []Route{
{"", http.MethodGet, "/", getIndex},
{"GetAllSettings", http.MethodGet, "/config/all", RESTGetAllSettings},
{"SaveAllSettings", http.MethodPost, "/config/all/save", RESTSaveAllSettings},
{"AllEnabledAccountInfo", http.MethodGet, "/exchanges/enabled/accounts/all", RESTGetAllEnabledAccountInfo},
{"AllActiveExchangesAndCurrencies", http.MethodGet, "/exchanges/enabled/latest/all", RESTGetAllActiveTickers},
{"GetPortfolio", http.MethodGet, "/portfolio/all", RESTGetPortfolio},
{"AllActiveExchangesAndOrderbooks", http.MethodGet, "/exchanges/orderbook/latest/all", RESTGetAllActiveOrderbooks},
}
if Bot.Config.Profiler.Enabled {
log.Debugf(log.RESTSys,
"HTTP Go performance profiler (pprof) endpoint enabled: http://%s:%d/debug\n",
common.ExtractHost(listenAddr),
common.ExtractPort(listenAddr))
router.PathPrefix("/debug").Handler(http.DefaultServeMux)
}
} else {
routes = []Route{
{"ws", http.MethodGet, "/ws", WebsocketClientHandler},
}
}
for _, route := range routes {
router.
Methods(route.Method).
Path(route.Pattern).
Name(route.Name).
Handler(RESTLogger(route.HandlerFunc, route.Name)).
Host(listenAddr)
}
return router
}
func getIndex(w http.ResponseWriter, _ *http.Request) {
fmt.Fprint(w, "<html>GoCryptoTrader RESTful interface. For the web GUI, please visit the <a href=https://github.com/thrasher-corp/gocryptotrader/blob/master/web/README.md>web GUI readme.</a></html>")
w.WriteHeader(http.StatusOK)
}