// StatsAndLogging constructs a Statter and an AuditLogger based on its config
// parameters, and return them both. Crashes if any setup fails.
// Also sets the constructed AuditLogger as the default logger.
func StatsAndLogging(statConf StatsdConfig, logConf SyslogConfig) (metrics.Statter, blog.Logger) {
stats, err := metrics.NewStatter(statConf.Server, statConf.Prefix)
FailOnError(err, "Couldn't connect to statsd")
tag := path.Base(os.Args[0])
syslogger, err := syslog.Dial(
"",
"",
syslog.LOG_INFO|syslog.LOG_LOCAL0, // default, overridden by log calls
tag)
FailOnError(err, "Could not connect to Syslog")
stdoutLoglevel := int(syslog.LOG_DEBUG)
if logConf.StdoutLevel != nil {
stdoutLoglevel = *logConf.StdoutLevel
}
syslogLogLevel := int(syslog.LOG_DEBUG)
if logConf.SyslogLevel != nil {
syslogLogLevel = *logConf.SyslogLevel
}
logger, err := blog.New(syslogger, stdoutLoglevel, syslogLogLevel)
FailOnError(err, "Could not connect to Syslog")
_ = blog.Set(logger)
cfsslLog.SetLogger(cfsslLogger{logger})
_ = mysql.SetLogger(mysqlLogger{logger})
return stats, logger
}
// StatsAndLogging constructs a Statter and an AuditLogger based on its config
// parameters, and return them both. Crashes if any setup fails.
// Also sets the constructed AuditLogger as the default logger, and configures
// the cfssl, mysql, and grpc packages to use our logger.
// This must be called before any gRPC code is called, because gRPC's SetLogger
// doesn't use any locking.
func StatsAndLogging(statConf StatsdConfig, logConf SyslogConfig) (metrics.Statter, blog.Logger) {
stats, err := metrics.NewStatter(statConf.Server, statConf.Prefix)
FailOnError(err, "Couldn't connect to statsd")
tag := path.Base(os.Args[0])
syslogger, err := syslog.Dial(
"",
"",
syslog.LOG_INFO, // default, not actually used
tag)
FailOnError(err, "Could not connect to Syslog")
syslogLevel := int(syslog.LOG_INFO)
if logConf.SyslogLevel != 0 {
syslogLevel = logConf.SyslogLevel
}
logger, err := blog.New(syslogger, logConf.StdoutLevel, syslogLevel)
FailOnError(err, "Could not connect to Syslog")
_ = blog.Set(logger)
cfsslLog.SetLogger(cfsslLogger{logger})
_ = mysql.SetLogger(mysqlLogger{logger})
grpclog.SetLogger(grpcLogger{logger})
return stats, logger
}
func (s *stapled) initResponder(httpAddr string, logger *log.Logger) {
cflog.SetLogger(&log.ResponderLogger{logger})
m := http.StripPrefix("/", cfocsp.NewResponder(s))
h := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
// hack to make monitors that just check / returns a 200 are satisfied
if r.Method == "GET" && r.URL.Path == "/" {
w.Header().Set("Cache-Control", "max-age=43200") // Cache for 12 hours
w.WriteHeader(200)
return
}
m.ServeHTTP(w, r)
})
s.responder = &http.Server{
Addr: httpAddr,
Handler: h,
}
}