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qqbuby/net-tools

By qqbuby

•Updated about 1 month ago

A Simple and Stupid Network Utilities for Debugging Containers & Kubernetes.

Image
Networking
Developer tools
0

4.7K

qqbuby/net-tools repository overview

Dockerfile: https://github.com/ousiax/net-tools-container/blob/main/Dockerfile⁠

A Simple and Stupid Network Utilities for Debugging Containers & Kubernetes.

    curl \
    iproute2 \
    iputils-ping \
    jq \
    dnsutils \
    netcat-openbsd \
    net-tools \
    nmap \
    telnet \
    tcpdump \
    traceroute \
    wget \

You can use the pre-built image on Docker Hub⁠. For example:

  • Kubernetes
$ kubectl create -n default deployment net-tools --image docker.io/qqbuby/net-tools -- tail -f /dev/null
deployment.apps/net-tools created
$ kubectget po -n default -l app=net-tools
NAME                         READY   STATUS    RESTARTS   AGE
net-tools-6847549946-67hmf   1/1     Running   0          56s
$ kubectl exec -n default net-tools-6847549946-67hmf -- ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
    inet6 ::1/128 scope host 
       valid_lft forever preferred_lft forever
2: eth0@if18: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc noqueue state UP group default 
    link/ether b6:3b:a5:74:3c:e5 brd ff:ff:ff:ff:ff:ff link-netnsid 0
    inet 10.244.1.48/24 brd 10.244.1.255 scope global eth0
       valid_lft forever preferred_lft forever
    inet6 fe80::b43b:a5ff:fe74:3ce5/64 scope link 
       valid_lft forever preferred_lft forever

$ kubectl exec -n default net-tools-6847549946-67hmf -- dig +short +search kubernetes
10.96.0.1
$ kubectl get svc -n default
NAME         TYPE        CLUSTER-IP   EXTERNAL-IP   PORT(S)   AGE
kubernetes   ClusterIP   10.96.0.1    <none>        443/TCP   15d
  • Docker
$ docker run --rm -it qqbuby/net-tools:2.0 ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
33: eth0@if34: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP group default
    link/ether 02:42:ac:11:00:02 brd ff:ff:ff:ff:ff:ff link-netnsid 0
    inet 172.17.0.2/16 brd 172.17.255.255 scope global eth0
       valid_lft forever preferred_lft forever

Or build the image by yourself with the Dockerfile in this repository.

Tag summary

Content type

Image

Digest

sha256:b67c4d0b1…

Size

72.2 MB

Last updated

about 1 month ago

docker pull qqbuby/net-tools