K8s Pod 内部通讯
2024-06-25 17:49:14 0 举报
k8s内部通讯发展
作者其他创作
大纲/内容
PID
Docker daemon
NameSpace
Container
VM
Bins/Libs
基于Iptables
Host
NetWork
Control group(Cgroup)
c2
Io/inode
App B
c4
SNAT
二层:硬件网卡三层:网络虚拟化Linux-BridgeOVS: Open VSwitchSDN
c3
c1
App F
App C
二层虚拟网桥交换机
IPC
OS核心转发
HardWare
Mem
VmBus
c6
CPU
UTS
accounting
OS-Kernel
Mount
DOCKER_HOST
Containers
Host OS
Images
c2:c3
R1
c2d:c3d
c5
App E
docker build
CONTAINER
Registry
User 3.6
App A
Client
User 3.6
brctl
SNAT---DNAT
OS-Kernel
S2
DNAT
S1
App D
Hypervisor
docker run
docker pull
Overlay Network隧道双IP首部
yum install bridge-utilsbrctl showip link showdocker0 桥默认就是一个SNAT桥 iptables -t nat -vnL
c
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