135 lines
2.8 KiB
Go
135 lines
2.8 KiB
Go
package logging
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import (
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`os`
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sysd `github.com/coreos/go-systemd/journal`
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`github.com/google/uuid`
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`r00t2.io/sysutils/paths`
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)
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/*
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AddDefaultLogger adds a default Logger (as would be determined by GetLogger) to a MultiLogger.
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identifier is a string to use to identify the added Logger in MultiLogger.Loggers.
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If empty, one will be automatically generated.
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See the documentation for GetLogger for details on other arguments.
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*/
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func (m *MultiLogger) AddDefaultLogger(identifier string, logFlags int, logPaths ...string) (err error) {
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var l Logger
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var exists bool
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if identifier == "" {
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identifier = uuid.New().String()
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}
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if _, exists = m.Loggers[identifier]; exists {
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err = ErrExistingLogger
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return
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}
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if l, err = GetLogger(m.EnableDebug, m.Prefix, logFlags, logPaths...); err != nil {
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return
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}
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m.Loggers[identifier] = l
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return
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}
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/*
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AddSysdLogger adds a SystemDLogger to a MultiLogger.
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identifier is a string to use to identify the added SystemDLogger in MultiLogger.Loggers.
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If empty, one will be automatically generated.
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*/
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func (m *MultiLogger) AddSysdLogger(identifier string) (err error) {
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var exists bool
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var prefix string
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if identifier == "" {
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identifier = uuid.New().String()
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}
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if _, exists = m.Loggers[identifier]; exists {
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err = ErrExistingLogger
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return
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}
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if !sysd.Enabled() {
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err = ErrNoSysD
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return
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}
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m.Loggers[identifier] = &SystemDLogger{
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EnableDebug: m.EnableDebug,
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Prefix: m.Prefix,
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}
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if err = m.Loggers[identifier].Setup(); err != nil {
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return
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}
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if prefix, err = m.Loggers[identifier].GetPrefix(); err != nil {
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return
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}
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m.Loggers[identifier].Debug("logger initialized of type %T with prefix %v", m.Loggers[identifier], prefix)
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return
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}
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/*
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AddSyslogLogger adds a SyslogLogger to a MultiLogger.
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identifier is a string to use to identify the added SyslogLogger in MultiLogger.Loggers.
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If empty, one will be automatically generated.
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*/
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func (m *MultiLogger) AddSyslogLogger(identifier string) (err error) {
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var exists bool
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var hasSyslog bool
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var stat os.FileInfo
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var devlogPath string = devlog
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var prefix string
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if identifier == "" {
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identifier = uuid.New().String()
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}
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if _, exists = m.Loggers[identifier]; exists {
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err = ErrExistingLogger
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return
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}
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if hasSyslog, stat, err = paths.RealPathExistsStat(&devlogPath); hasSyslog && err != nil {
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return
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} else if !hasSyslog {
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err = ErrNoSyslog
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return
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}
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if stat.Mode().IsRegular() {
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err = ErrInvalidDevLog
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return
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}
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m.Loggers[identifier] = &SyslogLogger{
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EnableDebug: m.EnableDebug,
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Prefix: m.Prefix,
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}
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if err = m.Loggers[identifier].Setup(); err != nil {
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return
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}
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if prefix, err = m.Loggers[identifier].GetPrefix(); err != nil {
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return
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}
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m.Loggers[identifier].Debug("logger initialized of type %T with prefix %v", m.Loggers[identifier], prefix)
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return
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}
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