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Diffstat (limited to 'vendor/github.com/sirupsen/logrus/hooks/syslog')
3 files changed, 119 insertions, 0 deletions
diff --git a/vendor/github.com/sirupsen/logrus/hooks/syslog/README.md b/vendor/github.com/sirupsen/logrus/hooks/syslog/README.md new file mode 100644 index 0000000..92b391c --- /dev/null +++ b/vendor/github.com/sirupsen/logrus/hooks/syslog/README.md @@ -0,0 +1,39 @@ +# Syslog Hooks for Logrus <img src="http://i.imgur.com/hTeVwmJ.png" width="40" height="40" alt=":walrus:" class="emoji" title=":walrus:"/> + +## Usage + +```go +import ( + "log/syslog" + "github.com/sirupsen/logrus" + logrus_syslog "github.com/sirupsen/logrus/hooks/syslog" +) + +func main() { + log := logrus.New() + hook, err := logrus_syslog.NewSyslogHook("udp", "localhost:514", syslog.LOG_INFO, "") + + if err == nil { + log.Hooks.Add(hook) + } +} +``` + +If you want to connect to local syslog (Ex. "/dev/log" or "/var/run/syslog" or "/var/run/log"). Just assign empty string to the first two parameters of `NewSyslogHook`. It should look like the following. + +```go +import ( + "log/syslog" + "github.com/sirupsen/logrus" + logrus_syslog "github.com/sirupsen/logrus/hooks/syslog" +) + +func main() { + log := logrus.New() + hook, err := logrus_syslog.NewSyslogHook("", "", syslog.LOG_INFO, "") + + if err == nil { + log.Hooks.Add(hook) + } +} +``` diff --git a/vendor/github.com/sirupsen/logrus/hooks/syslog/syslog.go b/vendor/github.com/sirupsen/logrus/hooks/syslog/syslog.go new file mode 100644 index 0000000..204f001 --- /dev/null +++ b/vendor/github.com/sirupsen/logrus/hooks/syslog/syslog.go @@ -0,0 +1,54 @@ +// +build !windows,!nacl,!plan9 + +package logrus_syslog + +import ( + "fmt" + "github.com/sirupsen/logrus" + "log/syslog" + "os" +) + +// SyslogHook to send logs via syslog. +type SyslogHook struct { + Writer *syslog.Writer + SyslogNetwork string + SyslogRaddr string +} + +// Creates a hook to be added to an instance of logger. This is called with +// `hook, err := NewSyslogHook("udp", "localhost:514", syslog.LOG_DEBUG, "")` +// `if err == nil { log.Hooks.Add(hook) }` +func NewSyslogHook(network, raddr string, priority syslog.Priority, tag string) (*SyslogHook, error) { + w, err := syslog.Dial(network, raddr, priority, tag) + return &SyslogHook{w, network, raddr}, err +} + +func (hook *SyslogHook) Fire(entry *logrus.Entry) error { + line, err := entry.String() + if err != nil { + fmt.Fprintf(os.Stderr, "Unable to read entry, %v", err) + return err + } + + switch entry.Level { + case logrus.PanicLevel: + return hook.Writer.Crit(line) + case logrus.FatalLevel: + return hook.Writer.Crit(line) + case logrus.ErrorLevel: + return hook.Writer.Err(line) + case logrus.WarnLevel: + return hook.Writer.Warning(line) + case logrus.InfoLevel: + return hook.Writer.Info(line) + case logrus.DebugLevel: + return hook.Writer.Debug(line) + default: + return nil + } +} + +func (hook *SyslogHook) Levels() []logrus.Level { + return logrus.AllLevels +} diff --git a/vendor/github.com/sirupsen/logrus/hooks/syslog/syslog_test.go b/vendor/github.com/sirupsen/logrus/hooks/syslog/syslog_test.go new file mode 100644 index 0000000..8d7fbe4 --- /dev/null +++ b/vendor/github.com/sirupsen/logrus/hooks/syslog/syslog_test.go @@ -0,0 +1,26 @@ +package logrus_syslog + +import ( + "github.com/sirupsen/logrus" + "log/syslog" + "testing" +) + +func TestLocalhostAddAndPrint(t *testing.T) { + log := logrus.New() + hook, err := NewSyslogHook("udp", "localhost:514", syslog.LOG_INFO, "") + + if err != nil { + t.Errorf("Unable to connect to local syslog.") + } + + log.Hooks.Add(hook) + + for _, level := range hook.Levels() { + if len(log.Hooks[level]) != 1 { + t.Errorf("SyslogHook was not added. The length of log.Hooks[%v]: %v", level, len(log.Hooks[level])) + } + } + + log.Info("Congratulations!") +} |