naftis.yaml not work

[lqjack]

Once execute kubectl apply -f naftis.yaml -n naftis

then execute kubectl -n naftis port-forward --address 0.0.0.0 pod/naftis-ui-866cdb6f9c-dxpkc 34000:80
[root@localhost ~]# kubectl get pods -n naftis
NAME READY STATUS RESTARTS AGE
naftis-api-69c88757f4-4q8bz 0/1 CrashLoopBackOff 5 8m52s
naftis-mysql-679fbf8784-jwd7v 1/1 Running 0 74m
naftis-ui-866cdb6f9c-dxpkc 0/1 CrashLoopBackOff 6 8m52s

naftis-ui :
2020/04/30 07:40:38 [emerg] 1#1: host not found in upstream "naftis-api.naftis.svc.cluster.local:50000" in /etc/nginx/conf.d/default.conf:10
nginx: [emerg] host not found in upstream "naftis-api.naftis.svc.cluster.local:50000" in /etc/nginx/conf.d/default.conf:10

naftis-api:
panic: failed to connect database dial tcp: lookup naftis-mysql.naftis.svc.cluster.local on 192.168.0.2:53: read udp 172.17.0.4:56757->192.168.0.2:53: i/o timeout
goroutine 1 [running]:
github.com/xiaomi/naftis/src/api/storer/db.Init()
/home/travis/gopath/src/github.com/xiaomi/naftis/src/api/storer/db/init.go:52 +0x22d
github.com/xiaomi/naftis/src/api/storer.Init()
/home/travis/gopath/src/github.com/xiaomi/naftis/src/api/storer/init.go:23 +0x20
github.com/xiaomi/naftis/src/api/service.Init()
/home/travis/gopath/src/github.com/xiaomi/naftis/src/api/service/init.go:23 +0x20
main.start(0x27afb20, 0xc00f4ffa40, 0x0, 0x2, 0x0, 0x0)
/home/travis/gopath/src/github.com/xiaomi/naftis/src/api/main.go:87 +0x186
github.com/xiaomi/naftis/vendor/github.com/spf13/cobra.(*Command).execute(0x27afb20, 0xc00f4ff9e0, 0x2, 0x2, 0x27afb20, 0xc00f4ff9e0)
/home/travis/gopath/src/github.com/xiaomi/naftis/vendor/github.com/spf13/cobra/command.go:762 +0x473
github.com/xiaomi/naftis/vendor/github.com/spf13/cobra.(*Command).ExecuteC(0x27af8c0, 0xc0000ee058, 0x0, 0x1837af9)
/home/travis/gopath/src/github.com/xiaomi/naftis/vendor/github.com/spf13/cobra/command.go:852 +0x2fd
github.com/xiaomi/naftis/vendor/github.com/spf13/cobra.(*Command).Execute(0x27af8c0, 0xc00f55bf88, 0xc0000ee058)
/home/travis/gopath/src/github.com/xiaomi/naftis/vendor/github.com/spf13/cobra/command.go:800 +0x2b
main.main()
/home/travis/gopath/src/github.com/xiaomi/naftis/src/api/main.go:143 +0x2d