feat: gamemaster

2026-05-03 07:59:03 +02:00
parent a7cee15115
commit 3e2622757e
229 changed files with 41521 additions and 1098 deletions
@@ -0,0 +1,219 @@
+package config
+
+import (
+	"fmt"
+	"os"
+	"strconv"
+	"strings"
+	"time"
+
+	"galaxy/postgres"
+	"galaxy/redisconn"
+)
+
+// LoadFromEnv builds Config from environment variables and validates the
+// resulting configuration.
+func LoadFromEnv() (Config, error) {
+	cfg := DefaultConfig()
+
+	var err error
+
+	cfg.ShutdownTimeout, err = durationEnv(shutdownTimeoutEnvVar, cfg.ShutdownTimeout)
+	if err != nil {
+		return Config{}, err
+	}
+
+	cfg.Logging.Level = stringEnv(logLevelEnvVar, cfg.Logging.Level)
+
+	addr, ok := os.LookupEnv(internalHTTPAddrEnvVar)
+	if !ok || strings.TrimSpace(addr) == "" {
+		return Config{}, fmt.Errorf("%s must be set", internalHTTPAddrEnvVar)
+	}
+	cfg.InternalHTTP.Addr = strings.TrimSpace(addr)
+	cfg.InternalHTTP.ReadHeaderTimeout, err = durationEnv(internalHTTPReadHeaderTimeoutEnvVar, cfg.InternalHTTP.ReadHeaderTimeout)
+	if err != nil {
+		return Config{}, err
+	}
+	cfg.InternalHTTP.ReadTimeout, err = durationEnv(internalHTTPReadTimeoutEnvVar, cfg.InternalHTTP.ReadTimeout)
+	if err != nil {
+		return Config{}, err
+	}
+	cfg.InternalHTTP.WriteTimeout, err = durationEnv(internalHTTPWriteTimeoutEnvVar, cfg.InternalHTTP.WriteTimeout)
+	if err != nil {
+		return Config{}, err
+	}
+	cfg.InternalHTTP.IdleTimeout, err = durationEnv(internalHTTPIdleTimeoutEnvVar, cfg.InternalHTTP.IdleTimeout)
+	if err != nil {
+		return Config{}, err
+	}
+
+	pgConn, err := postgres.LoadFromEnv(envPrefix)
+	if err != nil {
+		return Config{}, err
+	}
+	cfg.Postgres.Conn = pgConn
+
+	redisConn, err := redisconn.LoadFromEnv(envPrefix)
+	if err != nil {
+		return Config{}, err
+	}
+	cfg.Redis.Conn = redisConn
+
+	cfg.Streams.LobbyEvents = stringEnv(lobbyEventsStreamEnvVar, cfg.Streams.LobbyEvents)
+	cfg.Streams.HealthEvents = stringEnv(healthEventsStreamEnvVar, cfg.Streams.HealthEvents)
+	cfg.Streams.NotificationIntents = stringEnv(notificationIntentsStreamEnvVar, cfg.Streams.NotificationIntents)
+	cfg.Streams.BlockTimeout, err = durationEnv(streamBlockTimeoutEnvVar, cfg.Streams.BlockTimeout)
+	if err != nil {
+		return Config{}, err
+	}
+
+	cfg.EngineClient.CallTimeout, err = durationEnv(engineCallTimeoutEnvVar, cfg.EngineClient.CallTimeout)
+	if err != nil {
+		return Config{}, err
+	}
+	cfg.EngineClient.ProbeTimeout, err = durationEnv(engineProbeTimeoutEnvVar, cfg.EngineClient.ProbeTimeout)
+	if err != nil {
+		return Config{}, err
+	}
+
+	lobbyURL, ok := os.LookupEnv(lobbyInternalBaseURLEnvVar)
+	if !ok || strings.TrimSpace(lobbyURL) == "" {
+		return Config{}, fmt.Errorf("%s must be set", lobbyInternalBaseURLEnvVar)
+	}
+	cfg.Lobby.BaseURL = strings.TrimSpace(lobbyURL)
+	cfg.Lobby.Timeout, err = durationEnv(lobbyInternalTimeoutEnvVar, cfg.Lobby.Timeout)
+	if err != nil {
+		return Config{}, err
+	}
+
+	rtmURL, ok := os.LookupEnv(rtmInternalBaseURLEnvVar)
+	if !ok || strings.TrimSpace(rtmURL) == "" {
+		return Config{}, fmt.Errorf("%s must be set", rtmInternalBaseURLEnvVar)
+	}
+	cfg.RTM.BaseURL = strings.TrimSpace(rtmURL)
+	cfg.RTM.Timeout, err = durationEnv(rtmInternalTimeoutEnvVar, cfg.RTM.Timeout)
+	if err != nil {
+		return Config{}, err
+	}
+
+	cfg.Scheduler.TickInterval, err = durationEnv(schedulerTickIntervalEnvVar, cfg.Scheduler.TickInterval)
+	if err != nil {
+		return Config{}, err
+	}
+	cfg.Scheduler.TurnGenerationTimeout, err = durationEnv(turnGenerationTimeoutEnvVar, cfg.Scheduler.TurnGenerationTimeout)
+	if err != nil {
+		return Config{}, err
+	}
+
+	cfg.MembershipCache.TTL, err = durationEnv(membershipCacheTTLEnvVar, cfg.MembershipCache.TTL)
+	if err != nil {
+		return Config{}, err
+	}
+	cfg.MembershipCache.MaxGames, err = intEnv(membershipCacheMaxGamesEnvVar, cfg.MembershipCache.MaxGames)
+	if err != nil {
+		return Config{}, err
+	}
+
+	cfg.Telemetry.ServiceName = stringEnv(otelServiceNameEnvVar, cfg.Telemetry.ServiceName)
+	cfg.Telemetry.TracesExporter = normalizeExporterValue(stringEnv(otelTracesExporterEnvVar, cfg.Telemetry.TracesExporter))
+	cfg.Telemetry.MetricsExporter = normalizeExporterValue(stringEnv(otelMetricsExporterEnvVar, cfg.Telemetry.MetricsExporter))
+	cfg.Telemetry.TracesProtocol = normalizeProtocolValue(
+		os.Getenv(otelExporterOTLPTracesProtocolEnvVar),
+		os.Getenv(otelExporterOTLPProtocolEnvVar),
+		cfg.Telemetry.TracesProtocol,
+	)
+	cfg.Telemetry.MetricsProtocol = normalizeProtocolValue(
+		os.Getenv(otelExporterOTLPMetricsProtocolEnvVar),
+		os.Getenv(otelExporterOTLPProtocolEnvVar),
+		cfg.Telemetry.MetricsProtocol,
+	)
+	cfg.Telemetry.StdoutTracesEnabled, err = boolEnv(otelStdoutTracesEnabledEnvVar, cfg.Telemetry.StdoutTracesEnabled)
+	if err != nil {
+		return Config{}, err
+	}
+	cfg.Telemetry.StdoutMetricsEnabled, err = boolEnv(otelStdoutMetricsEnabledEnvVar, cfg.Telemetry.StdoutMetricsEnabled)
+	if err != nil {
+		return Config{}, err
+	}
+
+	if err := cfg.Validate(); err != nil {
+		return Config{}, err
+	}
+
+	return cfg, nil
+}
+
+func stringEnv(name string, fallback string) string {
+	value, ok := os.LookupEnv(name)
+	if !ok {
+		return fallback
+	}
+
+	return strings.TrimSpace(value)
+}
+
+func durationEnv(name string, fallback time.Duration) (time.Duration, error) {
+	value, ok := os.LookupEnv(name)
+	if !ok {
+		return fallback, nil
+	}
+
+	parsed, err := time.ParseDuration(strings.TrimSpace(value))
+	if err != nil {
+		return 0, fmt.Errorf("%s: parse duration: %w", name, err)
+	}
+
+	return parsed, nil
+}
+
+func intEnv(name string, fallback int) (int, error) {
+	value, ok := os.LookupEnv(name)
+	if !ok {
+		return fallback, nil
+	}
+
+	parsed, err := strconv.Atoi(strings.TrimSpace(value))
+	if err != nil {
+		return 0, fmt.Errorf("%s: parse int: %w", name, err)
+	}
+
+	return parsed, nil
+}
+
+func boolEnv(name string, fallback bool) (bool, error) {
+	value, ok := os.LookupEnv(name)
+	if !ok {
+		return fallback, nil
+	}
+
+	parsed, err := strconv.ParseBool(strings.TrimSpace(value))
+	if err != nil {
+		return false, fmt.Errorf("%s: parse bool: %w", name, err)
+	}
+
+	return parsed, nil
+}
+
+func normalizeExporterValue(value string) string {
+	trimmed := strings.TrimSpace(value)
+	switch trimmed {
+	case "", "none":
+		return "none"
+	default:
+		return trimmed
+	}
+}
+
+func normalizeProtocolValue(primary string, fallback string, defaultValue string) string {
+	primary = strings.TrimSpace(primary)
+	if primary != "" {
+		return primary
+	}
+
+	fallback = strings.TrimSpace(fallback)
+	if fallback != "" {
+		return fallback
+	}
+
+	return strings.TrimSpace(defaultValue)
+}