// New returns configured ironsmile™ logger that is ready to use.
func New(cfg config.LoggerSection) (*logger.Logger, error) {
logger := logger.New()
var s settings
err := json.Unmarshal(cfg.Settings, &s)
if err != nil {
return nil, fmt.Errorf("Error while parsing logger settings for 'ironsmile_logger':\n%s\n", err)
}
var errorOutput, debugOutput, logOutput io.Writer
if s.DebugFile != "" {
debugOutput, err = os.OpenFile(s.DebugFile, 0, 7770)
if err != nil {
return nil, fmt.Errorf("Error while opening file [%s] for debug output:\n%s\n", s.DebugFile, err)
}
logger.SetDebugOutput(debugOutput)
}
if s.LogFile != "" {
logOutput, err = os.OpenFile(s.LogFile, 0, 7770)
if err != nil {
return nil, fmt.Errorf("Error while opening file [%s] for log output:\n%s\n", s.LogFile, err)
}
logger.SetLogOutput(logOutput)
} else if debugOutput != nil {
logger.SetLogOutput(debugOutput)
}
if s.ErrorFile != "" {
errorOutput, err = os.OpenFile(s.ErrorFile, 0, 7770)
if err != nil {
return nil, fmt.Errorf("Error while opening file [%s] for error output:\n%s\n", s.ErrorFile, err)
}
logger.SetErrorOutput(errorOutput)
} else if logOutput != nil {
logger.SetErrorOutput(logOutput)
}
return logger, nil
}
// New returns configured ironsmile™ logger that is ready to use.
// Configuration:
// error a path to a file to log calls to Errorf?
// log a path to a file to log calls to Logf?
// debug a path to a file to log calls to Debugf?
//
// If debug is set but log not, debug's file will be used for log.
// If log is set(either through the configuration or copied from debug),
// but error is not, error will be set to log's file.
// The files are appended to if existing, not truncated.
func New(cfg *config.Logger) (*logger.Logger, error) {
if len(cfg.Settings) < 1 {
return nil, fmt.Errorf("logger 'settings' key is missing")
}
l := logger.New()
var s settings
err := json.Unmarshal(cfg.Settings, &s)
if err != nil {
return nil, fmt.Errorf("error while parsing logger settings: %s", err)
}
var errorOutput, debugOutput, logOutput io.Writer
if s.DebugFile != "" {
debugOutput, err = os.OpenFile(s.DebugFile, logFileFlags, logFilePerms)
if err != nil {
return nil, fmt.Errorf("error while opening file [%s] for debug output: %s",
s.DebugFile, err)
}
l.SetDebugOutput(debugOutput)
}
if s.LogFile != "" {
logOutput, err = os.OpenFile(s.LogFile, logFileFlags, logFilePerms)
if err != nil {
return nil, fmt.Errorf("error while opening file [%s] for log output: %s",
s.LogFile, err)
}
} else if debugOutput != nil {
logOutput = debugOutput
}
if logOutput != nil {
l.SetLogOutput(logOutput)
}
if s.ErrorFile != "" {
errorOutput, err = os.OpenFile(s.ErrorFile, logFileFlags, logFilePerms)
if err != nil {
return nil, fmt.Errorf("Error while opening file [%s] for error output: %s",
s.ErrorFile, err)
}
} else if logOutput != nil {
errorOutput = logOutput
}
if errorOutput != nil {
l.SetErrorOutput(errorOutput)
}
if debugOutput != nil {
l.Level = logger.LevelDebug
} else if logOutput != nil {
l.Level = logger.LevelLog
} else if errorOutput != nil {
l.Level = logger.LevelError
} else {
return nil, fmt.Errorf("ironsmile logger needs at least one file to log to")
}
return l, nil
}
