feat: runtime manager

rtmanager/internal/config/config_test.go

@@ -0,0 +1,142 @@
+package config
+
+import (
+	"strings"
+	"testing"
+	"time"
+
+	"github.com/stretchr/testify/require"
+)
+
+func validEnv(t *testing.T) {
+	t.Helper()
+
+	t.Setenv("RTMANAGER_POSTGRES_PRIMARY_DSN", "postgres://rtm:secret@localhost:5432/galaxy?search_path=rtmanager&sslmode=disable")
+	t.Setenv("RTMANAGER_REDIS_MASTER_ADDR", "localhost:6379")
+	t.Setenv("RTMANAGER_REDIS_PASSWORD", "secret")
+	t.Setenv("RTMANAGER_GAME_STATE_ROOT", "/var/lib/galaxy/games")
+	t.Setenv("RTMANAGER_LOBBY_INTERNAL_BASE_URL", "http://lobby:8095")
+}
+
+func TestLoadFromEnvAcceptsDefaults(t *testing.T) {
+	validEnv(t)
+
+	cfg, err := LoadFromEnv()
+	require.NoError(t, err)
+
+	require.Equal(t, ":8096", cfg.InternalHTTP.Addr)
+	require.Equal(t, "unix:///var/run/docker.sock", cfg.Docker.Host)
+	require.Equal(t, "galaxy-net", cfg.Docker.Network)
+	require.Equal(t, "json-file", cfg.Docker.LogDriver)
+	require.Equal(t, ImagePullPolicyIfMissing, cfg.Docker.PullPolicy)
+	require.Equal(t, "runtime:start_jobs", cfg.Streams.StartJobs)
+	require.Equal(t, "runtime:stop_jobs", cfg.Streams.StopJobs)
+	require.Equal(t, "runtime:job_results", cfg.Streams.JobResults)
+	require.Equal(t, "runtime:health_events", cfg.Streams.HealthEvents)
+	require.Equal(t, "notification:intents", cfg.Streams.NotificationIntents)
+	require.Equal(t, 30*time.Second, cfg.Container.StopTimeout)
+	require.Equal(t, 30*24*time.Hour, cfg.Container.Retention)
+	require.Equal(t, "/var/lib/galaxy-game", cfg.Container.EngineStateMountPath)
+	require.Equal(t, "GAME_STATE_PATH", cfg.Container.EngineStateEnvName)
+	require.EqualValues(t, 0o750, cfg.Container.GameStateDirMode)
+	require.Equal(t, 60*time.Second, cfg.Coordination.GameLeaseTTL)
+	require.Equal(t, "http://lobby:8095", cfg.Lobby.BaseURL)
+	require.Equal(t, 2*time.Second, cfg.Lobby.Timeout)
+	require.Equal(t, "galaxy-rtmanager", cfg.Telemetry.ServiceName)
+}
+
+func TestLoadFromEnvHonoursOverrides(t *testing.T) {
+	validEnv(t)
+	t.Setenv("RTMANAGER_INTERNAL_HTTP_ADDR", ":9000")
+	t.Setenv("RTMANAGER_DOCKER_NETWORK", "custom-net")
+	t.Setenv("RTMANAGER_IMAGE_PULL_POLICY", "always")
+	t.Setenv("RTMANAGER_REDIS_START_JOBS_STREAM", "custom:start_jobs")
+	t.Setenv("RTMANAGER_GAME_LEASE_TTL_SECONDS", "120")
+	t.Setenv("RTMANAGER_CONTAINER_STOP_TIMEOUT_SECONDS", "45")
+	t.Setenv("RTMANAGER_CONTAINER_RETENTION_DAYS", "7")
+	t.Setenv("RTMANAGER_GAME_STATE_DIR_MODE", "0700")
+
+	cfg, err := LoadFromEnv()
+	require.NoError(t, err)
+
+	require.Equal(t, ":9000", cfg.InternalHTTP.Addr)
+	require.Equal(t, "custom-net", cfg.Docker.Network)
+	require.Equal(t, ImagePullPolicyAlways, cfg.Docker.PullPolicy)
+	require.Equal(t, "custom:start_jobs", cfg.Streams.StartJobs)
+	require.Equal(t, 120*time.Second, cfg.Coordination.GameLeaseTTL)
+	require.Equal(t, 45*time.Second, cfg.Container.StopTimeout)
+	require.Equal(t, 7*24*time.Hour, cfg.Container.Retention)
+	require.EqualValues(t, 0o700, cfg.Container.GameStateDirMode)
+}
+
+func TestLoadFromEnvRejectsUnknownPullPolicy(t *testing.T) {
+	validEnv(t)
+	t.Setenv("RTMANAGER_IMAGE_PULL_POLICY", "weekly")
+
+	_, err := LoadFromEnv()
+	require.Error(t, err)
+	require.Contains(t, err.Error(), "image pull policy")
+}
+
+func TestLoadFromEnvRequiresGameStateRoot(t *testing.T) {
+	t.Setenv("RTMANAGER_POSTGRES_PRIMARY_DSN", "postgres://rtm:secret@localhost:5432/galaxy")
+	t.Setenv("RTMANAGER_REDIS_MASTER_ADDR", "localhost:6379")
+	t.Setenv("RTMANAGER_REDIS_PASSWORD", "secret")
+	t.Setenv("RTMANAGER_LOBBY_INTERNAL_BASE_URL", "http://lobby:8095")
+
+	_, err := LoadFromEnv()
+	require.Error(t, err)
+	require.Contains(t, err.Error(), "RTMANAGER_GAME_STATE_ROOT")
+}
+
+func TestLoadFromEnvRequiresLobbyBaseURL(t *testing.T) {
+	t.Setenv("RTMANAGER_POSTGRES_PRIMARY_DSN", "postgres://rtm:secret@localhost:5432/galaxy")
+	t.Setenv("RTMANAGER_REDIS_MASTER_ADDR", "localhost:6379")
+	t.Setenv("RTMANAGER_REDIS_PASSWORD", "secret")
+	t.Setenv("RTMANAGER_GAME_STATE_ROOT", "/var/lib/galaxy/games")
+
+	_, err := LoadFromEnv()
+	require.Error(t, err)
+	require.Contains(t, err.Error(), "RTMANAGER_LOBBY_INTERNAL_BASE_URL")
+}
+
+func TestLoadFromEnvRejectsRelativeStateRoot(t *testing.T) {
+	validEnv(t)
+	t.Setenv("RTMANAGER_GAME_STATE_ROOT", "relative/path")
+
+	_, err := LoadFromEnv()
+	require.Error(t, err)
+	require.Contains(t, err.Error(), "absolute path")
+}
+
+func TestLoadFromEnvRejectsBadLogLevel(t *testing.T) {
+	validEnv(t)
+	t.Setenv("RTMANAGER_LOG_LEVEL", "verbose")
+
+	_, err := LoadFromEnv()
+	require.Error(t, err)
+	require.Contains(t, err.Error(), "RTMANAGER_LOG_LEVEL")
+}
+
+func TestImagePullPolicyValidate(t *testing.T) {
+	require.NoError(t, ImagePullPolicyIfMissing.Validate())
+	require.NoError(t, ImagePullPolicyAlways.Validate())
+	require.NoError(t, ImagePullPolicyNever.Validate())
+	require.Error(t, ImagePullPolicy("monthly").Validate())
+}
+
+func TestInternalHTTPValidateRejectsBadAddr(t *testing.T) {
+	cfg := DefaultConfig().InternalHTTP
+	cfg.Addr = "not-an-addr"
+	err := cfg.Validate()
+	require.Error(t, err)
+	require.Contains(t, err.Error(), "host:port")
+}
+
+func TestStreamsValidateRequiresAllNames(t *testing.T) {
+	cfg := DefaultConfig().Streams
+	cfg.StartJobs = "  "
+	err := cfg.Validate()
+	require.Error(t, err)
+	require.True(t, strings.Contains(err.Error(), "start jobs"))
+}