llody/busybox-tools repository overview

ifconfig
ping
curl
nslookup
iperf3
mysql-client

kubectl run -it busybox --rm  --image=llody/busybox-tools:v20240409 --restart=Never /bin/sh

[root@node1 ~]#kubectl run -it busybox1 --rm  --image=llody/busybox-tools:v20240409 --restart=Never --port=5201  /bin/sh

/ # ifconfig
eth0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1440
        inet 10.244.104.180  netmask 255.255.255.255  broadcast 0.0.0.0
        ether 3a:46:ec:2d:34:dd  txqueuelen 0  (Ethernet)
        RX packets 0  bytes 0 (0.0 B)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 0  bytes 0 (0.0 B)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

lo: flags=73<UP,LOOPBACK,RUNNING>  mtu 65536
        inet 127.0.0.1  netmask 255.0.0.0
        loop  txqueuelen 1000  (Local Loopback)
        RX packets 0  bytes 0 (0.0 B)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 0  bytes 0 (0.0 B)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0
/ # iperf3 -s
-----------------------------------------------------------
Server listening on 5201 (test #1)
-----------------------------------------------------------
iperf3: error - unable to receive cookie at server: 
-----------------------------------------------------------
Server listening on 5201 (test #2)
-----------------------------------------------------------
Accepted connection from 10.244.104.182, port 42742
[  5] local 10.244.104.180 port 5201 connected to 10.244.104.182 port 42744
[ ID] Interval           Transfer     Bitrate
[  5]   0.00-1.00   sec  1.55 GBytes  13.3 Gbits/sec                  
[  5]   1.00-2.00   sec  1.55 GBytes  13.3 Gbits/sec                  
[  5]   2.00-3.00   sec  1.57 GBytes  13.5 Gbits/sec                  
[  5]   3.00-4.00   sec  1.73 GBytes  14.8 Gbits/sec                  
[  5]   4.00-5.00   sec  1.73 GBytes  14.8 Gbits/sec                  
[  5]   5.00-6.00   sec  1.74 GBytes  15.0 Gbits/sec                  
[  5]   6.00-7.00   sec  1.79 GBytes  15.4 Gbits/sec                  
[  5]   7.00-8.00   sec  1.83 GBytes  15.7 Gbits/sec                  
[  5]   8.00-9.00   sec  1.79 GBytes  15.4 Gbits/sec                  
[  5]   9.00-10.00  sec  1.56 GBytes  13.4 Gbits/sec                  
[  5]  10.00-10.00  sec   512 KBytes  4.78 Gbits/sec                  
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval           Transfer     Bitrate
[  5]   0.00-10.00  sec  16.8 GBytes  14.5 Gbits/sec                  receiver
-----------------------------------------------------------
Server listening on 5201 (test #4)
-----------------------------------------------------------

[root@node1 ~]#kubectl run -it busybox2 --rm  --image=llody/busybox-tools:v20240409 --restart=Never /bin/sh

/ # iperf3 -c 10.244.104.180
Connecting to host 10.244.104.180, port 5201
[  5] local 10.244.104.182 port 42744 connected to 10.244.104.180 port 5201
[ ID] Interval           Transfer     Bitrate         Retr  Cwnd
[  5]   0.00-1.00   sec  1.56 GBytes  13.3 Gbits/sec  516   1.11 MBytes       
[  5]   1.00-2.00   sec  1.55 GBytes  13.3 Gbits/sec    0   1.11 MBytes       
[  5]   2.00-3.00   sec  1.54 GBytes  13.2 Gbits/sec    0   1.11 MBytes       
[  5]   3.00-4.00   sec  1.72 GBytes  14.8 Gbits/sec  159   1.11 MBytes       
[  5]   4.00-5.00   sec  1.72 GBytes  14.8 Gbits/sec  370   1.12 MBytes       
[  5]   5.00-6.00   sec  1.74 GBytes  15.0 Gbits/sec    0   1.12 MBytes       
[  5]   6.00-7.00   sec  1.79 GBytes  15.4 Gbits/sec    0   1.12 MBytes       
[  5]   7.00-8.00   sec  1.83 GBytes  15.7 Gbits/sec    0   1.12 MBytes       
[  5]   8.00-9.00   sec  1.79 GBytes  15.4 Gbits/sec    0   1.12 MBytes       
[  5]   9.00-10.00  sec  1.55 GBytes  13.3 Gbits/sec    0   1.12 MBytes       
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval           Transfer     Bitrate         Retr
[  5]   0.00-10.00  sec  16.8 GBytes  14.5 Gbits/sec  1045             sender
[  5]   0.00-10.00  sec  16.8 GBytes  14.5 Gbits/sec                  receiver

iperf Done.
/ #