feat: add server debug info (#3988)

server/app/app.go

@@ -139,11 +139,11 @@ func (app *App) initAnalytics(configFromDB config.Config) error {
  return analytics.Init(configFromDB.IsAnalyticsEnabled(), app.serverID, version.Version, version.Env, app.cfg.AnalyticsServerKey(), app.cfg.AnalyticsFrontendKey())
 }
 
+// instanceID is a temporary ID for this instance of the server
+// it is regenerated on every start intentionally
 var instanceID = id.GenerateID().String()
 
 func (app *App) Start(opts ...appOption) error {
- // instanceID is a temporary ID for this instance of the server
- // it is regenerated on every start intentionally
  for _, opt := range opts {
  opt(app)
  }
@@ -153,18 +153,18 @@ func (app *App) Start(opts ...appOption) error {
 
  poolcfg, err := pgxpool.ParseConfig(app.cfg.PostgresConnString())
  if err != nil {
- return err
+ return fmt.Errorf("could not parse postgres connection string: %w", err)
  }
  poolcfg.MaxConns = 20
 
  pool, err := pgxpool.NewWithConfig(context.Background(), poolcfg)
  if err != nil {
- return err
+ return fmt.Errorf("could not create postgres connection pool: %w", err)
  }
 
  db, err := testdb.Connect(app.cfg.PostgresConnString())
  if err != nil {
- return err
+ return fmt.Errorf("could not connect to postgres: %w", err)
  }
  db.SetMaxOpenConns(80)
 
@@ -173,7 +173,7 @@ func (app *App) Start(opts ...appOption) error {
  )
 
  if err != nil {
- log.Fatal(err)
+ log.Fatal(fmt.Errorf("could not create testdb: %w", err))
  }
 
  natsConn, err := nats.Connect(app.cfg.NATSEndpoint())
@@ -189,12 +189,12 @@ func (app *App) Start(opts ...appOption) error {
 
  tracer, err := telemetry.NewTracer(ctx, app.cfg)
  if err != nil {
- log.Fatal(err)
+ log.Fatal(fmt.Errorf("could not create tracer: %w", err))
  }
 
  meter, err := telemetry.NewMeter(ctx, app.cfg)
  if err != nil {
- log.Fatal(err)
+ log.Fatal(fmt.Errorf("could not create meter: %w", err))
  }
 
  app.registerStopFn(func() {
@@ -204,20 +204,20 @@ func (app *App) Start(opts ...appOption) error {
 
  serverID, isNewInstall, err := testDB.ServerID()
  if err != nil {
- return err
+ return fmt.Errorf("could not get server ID: %w", err)
  }
  app.serverID = serverID
 
  err = app.initAnalytics(configFromDB)
  if err != nil {
- return err
+ return fmt.Errorf("could not init analytics: %w", err)
  }
 
  fmt.Println("New install?", isNewInstall)
  if isNewInstall {
  err = analytics.SendEvent("Install", "beacon", "", nil)
  if err != nil {
- return err
+ return fmt.Errorf("could not send install event: %w", err)
  }
  }
 
@@ -304,7 +304,7 @@ func (app *App) Start(opts ...appOption) error {
 
  err = analytics.SendEvent("Server Started", "beacon", "", nil)
  if err != nil {
- return err
+ return fmt.Errorf("could not send server started event: %w", err)
  }
 
  provisioner := provisioning.New()

server/cmd/root.go

@@ -21,7 +21,7 @@ var (
  var err error
  appInstance, err = app.New(cfg)
  if err != nil {
- return err
+ return fmt.Errorf("cannot create app instance: %w", err)
  }
 
  return nil
@@ -44,7 +44,7 @@ func init() {
  config.WithLogger(log.Default()),
  )
  if err != nil {
- fmt.Println(err.Error())
+ fmt.Println("error loading config:", err.Error())
  os.Exit(1)
  }
  })

server/cmd/serve.go

@@ -1,6 +1,7 @@
 package cmd
 
 import (
+ "fmt"
  "os"
  "os/signal"
  "sync"
@@ -45,6 +46,7 @@ var serveCmd = &cobra.Command{
  wg.Add(1)
  err := appInstance.Start(app.WithProvisioningFile(provisioningFile))
  if err != nil {
+ fmt.Println("Error starting server:", err.Error())
  return err
  }
 

server/config/appconfig.go

@@ -44,7 +44,7 @@ func New(confOpts ...Option) (*AppConfig, error) {
 
  err = cfg.vp.Unmarshal(&cfg.config)
  if err != nil {
- return nil, err
+ return nil, fmt.Errorf("cannot unmarshal config: %w", err)
  }
 
  if err := cfg.Validate(); err != nil {