.gitignore

@@ -7,7 +7,6 @@
 *.dll
 *.so
 *.dylib
-bin/
 
 # Test binary, built with `go test -c`
 *.test

CHANGELOG.md

@@ -11,38 +11,6 @@ Before any major/minor/patch bump all unit tests will be run to verify they pass
 
 -   [x]
 
-## [1.4.0] - 2024-11-29
-
-### Added
-
--   new environment variable `Q3RCON_TARGET_HOST` for setting the host the gameserver is on.
-
-### Changed
-
--   environment variable `Q3RCON_HOST` renamed to `Q3RCON_PROXY_HOST`
--   environment variable `Q3RCON_PROXY` renamed to `Q3RCON_TARGET_PORTS`.
--   default session timeout changed from 5 to 20 minutes.
-
-## [1.3.0] - 2024-10-23
-
-### Added
-
--   Add sessionCache for tracking sessions.
--   Functional option `WithStaleTimeout` renamed to `WithSessionTimeout`
-
-## [1.2.0] - 2024-10-19
-
-### Added
-
--   optional function `WithStaleTimeout`, use it to configure the session timeout value.
-    -   it defaults to 5 minutes.
-
-## [1.1.0] - 2024-09-28
-
-### Added
-
--   connection (challenge) requests are now logged.
-
 ## [0.6.0] - 2024-03-21
 
 ### Added

Makefile

@@ -1,40 +1,2 @@
-program = q3rcon-proxy
-
-GO = @go
-BIN_DIR := bin
-
-WINDOWS=$(BIN_DIR)/$(program)_windows_amd64.exe
-LINUX=$(BIN_DIR)/$(program)_linux_amd64
-VERSION=$(shell git describe --tags --always --long --dirty)
-
-.DEFAULT_GOAL := build
-
-.PHONY: fmt vet build windows linux test clean
-fmt:        
-	$(GO) fmt ./...
-
-vet: fmt        
-	$(GO) vet ./...
-
-build: vet windows linux | $(BIN_DIR)
-	@echo version: $(VERSION)
-
-windows: $(WINDOWS)
-
-linux: $(LINUX)
-
-
-$(WINDOWS):
-	env GOOS=windows GOARCH=amd64 go build -v -o $(WINDOWS) -ldflags="-s -w -X main.version=$(VERSION)"  ./cmd/q3rcon-proxy/
-
-$(LINUX):
-	env GOOS=linux GOARCH=amd64 go build -v -o $(LINUX) -ldflags="-s -w -X main.version=$(VERSION)"  ./cmd/q3rcon-proxy/
-
-test:
-	$(GO) test ./...
-
-$(BIN_DIR):
-	@mkdir -p $@
-
-clean:
-	@rm -rv $(BIN_DIR)
+go-build:
+	go build ./cmd/q3rcon-proxy/

cmd/q3rcon-proxy/main.go

@@ -21,53 +21,43 @@ func main() {
 		log.SetLevel(log.Level(logLevel))
 	}
 
-	proxyHost := os.Getenv("Q3RCON_PROXY_HOST")
-	if proxyHost == "" {
-		proxyHost = "0.0.0.0"
-	}
-
-	targetHost := os.Getenv("Q3RCON_TARGET_HOST")
-	if targetHost == "" {
-		targetHost = "127.0.0.1"
-	}
-
-	proxies := os.Getenv("Q3RCON_TARGET_PORTS")
+	proxies := os.Getenv("Q3RCON_PROXY")
 	if proxies == "" {
-		log.Fatal("env Q3RCON_TARGET_PORTS required")
+		log.Fatal("env Q3RCON_PROXY required")
+	}
+
+	host := os.Getenv("Q3RCON_HOST")
+	if host == "" {
+		host = "0.0.0.0"
 	}
 
 	sessionTimeout, err := getEnvInt("Q3RCON_SESSION_TIMEOUT")
 	if err != nil {
 		log.Fatalf("unable to parse Q3RCON_SESSION_TIMEOUT: %s", err.Error())
 	}
-	if sessionTimeout == 0 {
-		sessionTimeout = 20
-	}
 
 	for _, proxy := range strings.Split(proxies, ";") {
-		go start(proxyHost, targetHost, proxy, sessionTimeout)
+		go start(host, proxy, sessionTimeout)
 	}
 
-	<-make(chan struct{})
+	<-make(chan int)
 }
 
-func start(proxyHost, targetHost, ports string, sessionTimeout int) {
-	proxyPort, targetPort := func() (string, string) {
-		x := strings.Split(ports, ":")
+func start(host, proxy string, sessionTimeout int) {
+	port, target := func() (string, string) {
+		x := strings.Split(proxy, ":")
 		return x[0], x[1]
 	}()
 
-	hostAddr := fmt.Sprintf("%s:%s", proxyHost, proxyPort)
-	proxyAddr := fmt.Sprintf("%s:%s", targetHost, targetPort)
-
 	c, err := udpproxy.New(
-		hostAddr, proxyAddr,
+		fmt.Sprintf("%s:%s", host, port),
+		fmt.Sprintf("127.0.0.1:%s", target),
 		udpproxy.WithSessionTimeout(time.Duration(sessionTimeout)*time.Minute))
 	if err != nil {
 		log.Fatal(err)
 	}
 
-	log.Printf("q3rcon-proxy initialized: [proxy] (%s) [target] (%s)", hostAddr, proxyAddr)
+	log.Printf("q3rcon-proxy initialized: [proxy] (%s:%s) [target] (127.0.0.1:%s)", host, port, target)
 
 	log.Fatal(c.ListenAndServe())
 }

pkg/udpproxy/udpproxy.go

@@ -14,7 +14,7 @@ type Option func(*Client)
 func WithSessionTimeout(timeout time.Duration) Option {
 	return func(c *Client) {
 		if timeout < time.Minute {
-			log.Warnf("cannot set stale session timeout to less than 1 minute.. defaulting to 20 minutes")
+			log.Warnf("cannot set stale session timeout to less than 1 minute.. defaulting to 5 minutes")
 			return
 		}
 
@@ -32,8 +32,8 @@ type Client struct {
 	sessionTimeout time.Duration
 }
 
-func New(proxy, target string, options ...Option) (*Client, error) {
-	laddr, err := net.ResolveUDPAddr("udp", proxy)
+func New(port, target string, options ...Option) (*Client, error) {
+	laddr, err := net.ResolveUDPAddr("udp", port)
 	if err != nil {
 		return nil, err
 	}
@@ -47,7 +47,7 @@ func New(proxy, target string, options ...Option) (*Client, error) {
 		laddr:          laddr,
 		raddr:          raddr,
 		sessionCache:   newSessionCache(),
-		sessionTimeout: 20 * time.Minute,
+		sessionTimeout: 5 * time.Minute,
 	}
 
 	for _, o := range options {