/
syslogconf.go
120 lines (108 loc) · 2.5 KB
/
syslogconf.go
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//go:build !windows
package syslog
import (
"errors"
"log/syslog"
"github.com/asaskevich/govalidator"
"golang.org/x/xerrors"
)
// Validate validates configuration
func (c *Conf) Validate() (errs []error) {
if !c.Enabled {
return nil
}
// If protocol is empty, it will connect to the local syslog server.
if len(c.Protocol) > 0 && c.Protocol != "tcp" && c.Protocol != "udp" {
errs = append(errs, errors.New(`syslog.protocol must be "tcp" or "udp"`))
}
// Default port: 514
if c.Port == "" {
c.Port = "514"
}
if _, err := c.GetSeverity(); err != nil {
errs = append(errs, err)
}
if _, err := c.GetFacility(); err != nil {
errs = append(errs, err)
}
if _, err := govalidator.ValidateStruct(c); err != nil {
errs = append(errs, err)
}
return errs
}
// GetSeverity gets severity
func (c *Conf) GetSeverity() (syslog.Priority, error) {
if c.Severity == "" {
return syslog.LOG_INFO, nil
}
switch c.Severity {
case "emerg":
return syslog.LOG_EMERG, nil
case "alert":
return syslog.LOG_ALERT, nil
case "crit":
return syslog.LOG_CRIT, nil
case "err":
return syslog.LOG_ERR, nil
case "warning":
return syslog.LOG_WARNING, nil
case "notice":
return syslog.LOG_NOTICE, nil
case "info":
return syslog.LOG_INFO, nil
case "debug":
return syslog.LOG_DEBUG, nil
default:
return -1, xerrors.Errorf("Invalid severity: %s", c.Severity)
}
}
// GetFacility gets facility
func (c *Conf) GetFacility() (syslog.Priority, error) {
if c.Facility == "" {
return syslog.LOG_AUTH, nil
}
switch c.Facility {
case "kern":
return syslog.LOG_KERN, nil
case "user":
return syslog.LOG_USER, nil
case "mail":
return syslog.LOG_MAIL, nil
case "daemon":
return syslog.LOG_DAEMON, nil
case "auth":
return syslog.LOG_AUTH, nil
case "syslog":
return syslog.LOG_SYSLOG, nil
case "lpr":
return syslog.LOG_LPR, nil
case "news":
return syslog.LOG_NEWS, nil
case "uucp":
return syslog.LOG_UUCP, nil
case "cron":
return syslog.LOG_CRON, nil
case "authpriv":
return syslog.LOG_AUTHPRIV, nil
case "ftp":
return syslog.LOG_FTP, nil
case "local0":
return syslog.LOG_LOCAL0, nil
case "local1":
return syslog.LOG_LOCAL1, nil
case "local2":
return syslog.LOG_LOCAL2, nil
case "local3":
return syslog.LOG_LOCAL3, nil
case "local4":
return syslog.LOG_LOCAL4, nil
case "local5":
return syslog.LOG_LOCAL5, nil
case "local6":
return syslog.LOG_LOCAL6, nil
case "local7":
return syslog.LOG_LOCAL7, nil
default:
return -1, xerrors.Errorf("Invalid facility: %s", c.Facility)
}
}