func (logger *Logger) Debug(message interface{}, fields ...Fields) {
var log logrus.FieldLogger = logger.Logger
if len(fields) > 0 {
log = log.WithFields(logrus.Fields(fields[0]))
}
log.Debug(message)
}
// open returns a client with no garbage collection.
func (c *Config) open(logger logrus.FieldLogger) (*client, error) {
if c.InCluster && (c.KubeConfigFile != "") {
return nil, errors.New("cannot specify both 'inCluster' and 'kubeConfigFile'")
}
if !c.InCluster && (c.KubeConfigFile == "") {
return nil, errors.New("must specify either 'inCluster' or 'kubeConfigFile'")
}
var (
cluster k8sapi.Cluster
user k8sapi.AuthInfo
namespace string
err error
)
if c.InCluster {
cluster, user, namespace, err = inClusterConfig()
} else {
cluster, user, namespace, err = loadKubeConfig(c.KubeConfigFile)
}
if err != nil {
return nil, err
}
cli, err := newClient(cluster, user, namespace, logger)
if err != nil {
return nil, fmt.Errorf("create client: %v", err)
}
ctx, cancel := context.WithCancel(context.Background())
// Try to synchronously create the third party resources once. This doesn't mean
// they'll immediately be available, but ensures that the client will actually try
// once.
if err := cli.createThirdPartyResources(); err != nil {
logger.Errorf("failed creating third party resources: %v", err)
go func() {
for {
if err := cli.createThirdPartyResources(); err != nil {
logger.Errorf("failed creating third party resources: %v", err)
} else {
return
}
select {
case <-ctx.Done():
return
case <-time.After(30 * time.Second):
}
}
}()
}
// If the client is closed, stop trying to create third party resources.
cli.cancel = cancel
return cli, nil
}
func openDB(dbType string, dbArgs string, logger logrus.FieldLogger) *sqlx.DB {
logger.Infof("db: opening database %s:%s", dbType, dbArgs)
// Error only returns from this if it is an unknown driver.
d, err := sqlx.Connect(dbType, dbArgs)
if err != nil {
panic(fmt.Sprintf("Error connecting to %s database %s: %v", dbType, dbArgs, err))
}
// Actually test that we have a working connection
err = d.Ping()
if err != nil {
panic(fmt.Sprintf("db: error connecting to database: %v", err))
}
return d
}