func getConfig(flagset *flag.FlagSet, userCfgFile string) (*config.Config, error) {
opts := globalconf.Options{EnvPrefix: "API_HOSTD_"}
if userCfgFile != "" {
// Fail hard if a user-provided config is not usable
fi, err := os.Stat(userCfgFile)
if err != nil {
ctxLog.Fatalf("Unable to use config file %s: %v", userCfgFile, err)
}
if fi.IsDir() {
ctxLog.Fatalf("Provided config %s is a directory, not a file", userCfgFile)
}
opts.Filename = userCfgFile
} else if _, err := os.Stat(DefaultConfigFile); err == nil {
opts.Filename = DefaultConfigFile
}
gconf, err := globalconf.NewWithOptions(&opts)
if err != nil {
return nil, err
}
gconf.ParseSet("", flagset)
cfg := config.Config{
Verbosity: (*flagset.Lookup("verbosity")).Value.(flag.Getter).Get().(int),
IP: (*flagset.Lookup("ip")).Value.(flag.Getter).Get().(string),
Port: (*flagset.Lookup("port")).Value.(flag.Getter).Get().(string),
Secret: (*flagset.Lookup("jwt_sign_key")).Value.(flag.Getter).Get().(string),
CORSAllowedOrigins: config.StringToSlice((*flagset.Lookup("cors_allowed_origins")).Value.(flag.Getter).Get().(string)),
CORSAllowedMethods: config.StringToSlice((*flagset.Lookup("cors_allowed_methods")).Value.(flag.Getter).Get().(string)),
CORSAllowedHeaders: config.StringToSlice((*flagset.Lookup("cors_allowed_headers")).Value.(flag.Getter).Get().(string)),
CORSExposedHeaders: config.StringToSlice((*flagset.Lookup("cors_exposed_headers")).Value.(flag.Getter).Get().(string)),
CORSAllowCredentials: (*flagset.Lookup("cors_allow_credentials")).Value.(flag.Getter).Get().(bool),
CORSMaxAge: (*flagset.Lookup("cors_max_age")).Value.(flag.Getter).Get().(int),
CORSOptionsPassThrough: (*flagset.Lookup("cors_options_pass_through")).Value.(flag.Getter).Get().(bool),
CORSDebug: (*flagset.Lookup("cors_debug")).Value.(flag.Getter).Get().(bool),
}
log.SetLevel(log.Level(cfg.Verbosity))
ctxLog.Infof("Loaded config: [%+v]", cfg)
return &cfg, nil
}
func getConfig(flagset *flag.FlagSet, userCfgFile string) (*config.Config, error) {
opts := globalconf.Options{EnvPrefix: "FLEET_"}
if userCfgFile != "" {
// Fail hard if a user-provided config is not usable
fi, err := os.Stat(userCfgFile)
if err != nil {
log.Fatalf("Unable to use config file %s: %v", userCfgFile, err)
}
if fi.IsDir() {
log.Fatalf("Provided config %s is a directory, not a file", userCfgFile)
}
log.Infof("Using provided config file %s", userCfgFile)
opts.Filename = userCfgFile
} else if _, err := os.Stat(DefaultConfigFile); err == nil {
log.Infof("Using default config file %s", DefaultConfigFile)
opts.Filename = DefaultConfigFile
} else {
log.Infof("No provided or default config file found - proceeding without")
}
gconf, err := globalconf.NewWithOptions(&opts)
if err != nil {
return nil, err
}
gconf.ParseSet("", flagset)
cfg := config.Config{
Verbosity: (*flagset.Lookup("verbosity")).Value.(flag.Getter).Get().(int),
EtcdServers: (*flagset.Lookup("etcd_servers")).Value.(flag.Getter).Get().(pkg.StringSlice),
EtcdUsername: (*flagset.Lookup("etcd_username")).Value.(flag.Getter).Get().(string),
EtcdPassword: (*flagset.Lookup("etcd_password")).Value.(flag.Getter).Get().(string),
EtcdKeyPrefix: (*flagset.Lookup("etcd_key_prefix")).Value.(flag.Getter).Get().(string),
EtcdKeyFile: (*flagset.Lookup("etcd_keyfile")).Value.(flag.Getter).Get().(string),
EtcdCertFile: (*flagset.Lookup("etcd_certfile")).Value.(flag.Getter).Get().(string),
EtcdCAFile: (*flagset.Lookup("etcd_cafile")).Value.(flag.Getter).Get().(string),
EtcdRequestTimeout: (*flagset.Lookup("etcd_request_timeout")).Value.(flag.Getter).Get().(float64),
EngineReconcileInterval: (*flagset.Lookup("engine_reconcile_interval")).Value.(flag.Getter).Get().(float64),
PublicIP: (*flagset.Lookup("public_ip")).Value.(flag.Getter).Get().(string),
RawMetadata: (*flagset.Lookup("metadata")).Value.(flag.Getter).Get().(string),
AgentTTL: (*flagset.Lookup("agent_ttl")).Value.(flag.Getter).Get().(string),
DisableEngine: (*flagset.Lookup("disable_engine")).Value.(flag.Getter).Get().(bool),
DisableWatches: (*flagset.Lookup("disable_watches")).Value.(flag.Getter).Get().(bool),
EnableGRPC: (*flagset.Lookup("enable_grpc")).Value.(flag.Getter).Get().(bool),
VerifyUnits: (*flagset.Lookup("verify_units")).Value.(flag.Getter).Get().(bool),
UnitsDirectory: (*flagset.Lookup("units_directory")).Value.(flag.Getter).Get().(string),
SystemdUser: (*flagset.Lookup("systemd_user")).Value.(flag.Getter).Get().(bool),
TokenLimit: (*flagset.Lookup("token_limit")).Value.(flag.Getter).Get().(int),
AuthorizedKeysFile: (*flagset.Lookup("authorized_keys_file")).Value.(flag.Getter).Get().(string),
}
if cfg.VerifyUnits {
log.Error("Config option verify_units is no longer supported - ignoring")
}
if len(cfg.AuthorizedKeysFile) > 0 {
log.Error("Config option authorized_keys_file is no longer supported - ignoring")
}
if cfg.Verbosity > 0 {
log.EnableDebug()
}
return &cfg, nil
}