112 lines
1.8 KiB
Go
112 lines
1.8 KiB
Go
package logs
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import (
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"encoding/json"
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"io"
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"log"
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"net"
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)
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type ConnWriter struct {
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lg *log.Logger
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innerWriter io.WriteCloser
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reconnectOnMsg bool
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reconnect bool
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net string
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addr string
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level int
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}
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func NewConn() LoggerInterface {
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conn := new(ConnWriter)
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conn.level = LevelTrace
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return conn
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}
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func (c *ConnWriter) Init(jsonconfig string) error {
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var m map[string]interface{}
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err := json.Unmarshal([]byte(jsonconfig), &m)
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if err != nil {
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return err
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}
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if rom, ok := m["reconnectOnMsg"]; ok {
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c.reconnectOnMsg = rom.(bool)
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}
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if rc, ok := m["reconnect"]; ok {
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c.reconnect = rc.(bool)
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}
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if nt, ok := m["net"]; ok {
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c.net = nt.(string)
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}
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if addr, ok := m["addr"]; ok {
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c.addr = addr.(string)
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}
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if lv, ok := m["level"]; ok {
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c.level = int(lv.(float64))
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}
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return nil
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}
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func (c *ConnWriter) WriteMsg(msg string, level int) error {
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if level < c.level {
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return nil
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}
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if c.neddedConnectOnMsg() {
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err := c.connect()
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if err != nil {
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return err
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}
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}
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if c.reconnectOnMsg {
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defer c.innerWriter.Close()
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}
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c.lg.Println(msg)
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return nil
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}
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func (c *ConnWriter) Destroy() {
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if c.innerWriter == nil {
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return
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}
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c.innerWriter.Close()
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}
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func (c *ConnWriter) connect() error {
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if c.innerWriter != nil {
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c.innerWriter.Close()
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c.innerWriter = nil
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}
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conn, err := net.Dial(c.net, c.addr)
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if err != nil {
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return err
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}
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tcpConn, ok := conn.(*net.TCPConn)
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if ok {
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tcpConn.SetKeepAlive(true)
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}
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c.innerWriter = conn
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c.lg = log.New(conn, "", log.Ldate|log.Ltime)
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return nil
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}
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func (c *ConnWriter) neddedConnectOnMsg() bool {
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if c.reconnect {
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c.reconnect = false
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return true
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}
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if c.innerWriter == nil {
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return true
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}
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return c.reconnectOnMsg
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}
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func init() {
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Register("conn", NewConn)
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}
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