fix

internal/ingest/syslog_udp.go

@@ -0,0 +1,41 @@
+package ingest
+
+import (
+	"log"
+	"net"
+	"strings"
+
+	"git.apinb.com/ops/logs/internal/config"
+)
+
+func StartSyslogUDP() {
+	addr := strings.TrimSpace(config.Spec.Ingest.SyslogListenAddr)
+	if addr == "" {
+		return
+	}
+	go func() {
+		pc, err := net.ListenPacket("udp", addr)
+		if err != nil {
+			log.Printf("logs: syslog UDP listen %s: %v", addr, err)
+			return
+		}
+		defer pc.Close()
+		log.Printf("logs: syslog listening UDP %s", addr)
+		buf := make([]byte, 65536)
+		for {
+			n, remote, err := pc.ReadFrom(buf)
+			if err != nil {
+				log.Printf("logs: syslog read: %v", err)
+				continue
+			}
+			udpAddr, _ := remote.(*net.UDPAddr)
+			if udpAddr == nil {
+				continue
+			}
+			p := make([]byte, n)
+			copy(p, buf[:n])
+			a := *udpAddr
+			Global.HandleSyslog(&a, p)
+		}
+	}()
+}