Squashed 'livekit-server/' content from commit 154b4d26

git-subtree-dir: livekit-server
git-subtree-split: 154b4d26b769c68a03c096124094b97bf61a996f

pkg/service/utils.go

@@ -0,0 +1,84 @@
+// Copyright 2023 LiveKit, Inc.
+//
+// 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 (
+	"context"
+	"errors"
+	"net"
+	"net/http"
+	"regexp"
+	"strings"
+
+	"github.com/livekit/protocol/livekit"
+	"github.com/livekit/protocol/logger"
+)
+
+func handleError(w http.ResponseWriter, r *http.Request, status int, err error, keysAndValues ...interface{}) {
+	keysAndValues = append(keysAndValues, "status", status)
+	if r != nil && r.URL != nil {
+		keysAndValues = append(keysAndValues, "method", r.Method, "path", r.URL.Path)
+	}
+	if !errors.Is(err, context.Canceled) && !errors.Is(r.Context().Err(), context.Canceled) {
+		logger.GetLogger().WithCallDepth(1).Warnw("error handling request", err, keysAndValues...)
+	}
+	w.WriteHeader(status)
+	_, _ = w.Write([]byte(err.Error()))
+}
+
+func boolValue(s string) bool {
+	return s == "1" || s == "true"
+}
+
+func RemoveDoubleSlashes(w http.ResponseWriter, r *http.Request, next http.HandlerFunc) {
+	if strings.HasPrefix(r.URL.Path, "//") {
+		r.URL.Path = r.URL.Path[1:]
+	}
+	next(w, r)
+}
+
+func IsValidDomain(domain string) bool {
+	domainRegexp := regexp.MustCompile(`^(?i)[a-z0-9-]+(\.[a-z0-9-]+)+\.?$`)
+	return domainRegexp.MatchString(domain)
+}
+
+func GetClientIP(r *http.Request) string {
+	// CF proxy typically is first thing the user reaches
+	if ip := r.Header.Get("CF-Connecting-IP"); ip != "" {
+		return ip
+	}
+	if ip := r.Header.Get("X-Forwarded-For"); ip != "" {
+		return ip
+	}
+	if ip := r.Header.Get("X-Real-IP"); ip != "" {
+		return ip
+	}
+	ip, _, _ := net.SplitHostPort(r.RemoteAddr)
+	return ip
+}
+
+func SetRoomConfiguration(createRequest *livekit.CreateRoomRequest, conf *livekit.RoomConfiguration) {
+	if conf == nil {
+		return
+	}
+	createRequest.Agents = conf.Agents
+	createRequest.Egress = conf.Egress
+	createRequest.EmptyTimeout = conf.EmptyTimeout
+	createRequest.DepartureTimeout = conf.DepartureTimeout
+	createRequest.MaxParticipants = conf.MaxParticipants
+	createRequest.MinPlayoutDelay = conf.MinPlayoutDelay
+	createRequest.MaxPlayoutDelay = conf.MaxPlayoutDelay
+	createRequest.SyncStreams = conf.SyncStreams
+}