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- vim /etc/docker/daemon.json
-
- {
- "authorization-plugins": [],
- "data-root": "",
- #Docker运行时使用的根路径,根路径下的内容稍后介绍,默认/var/lib/docker
- "dns": [],
- #设定容器DNS的地址,在容器的 /etc/resolv.conf文件中可查看
- "dns-opts": [],
- #容器 /etc/resolv.conf 文件,其他设置
- "dns-search": [],
- #设定容器的搜索域,当设定搜索域为 .example.com 时,在搜索一个名为 host 的 主机时,DNS不仅搜索host,还会搜索host.example.com。注意:如果不设置,Docker 会默认用主机上的 /etc/resolv.conf来配置容器。
- "exec-opts": [],
- "exec-root": "",
- "experimental": false,
- "features": {},
- "storage-driver": "",
- "storage-opts": [],
- "labels": [],
- #docker主机的标签,很实用的功能,例如定义:–label nodeName=host-121
- "live-restore": true,
- "log-driver": "",
- "log-opts": {},
- "mtu": 0,
- "pidfile": "",
- #Docker守护进程的PID文件
- "cluster-store": "",
- "cluster-store-opts": {},
- "cluster-advertise": "",
- "max-concurrent-downloads": 3,
- "max-concurrent-uploads": 5,
- "default-shm-size": "64M",
- "shutdown-timeout": 15,
- "debug": true,
- #启用debug的模式,启用后,可以看到很多的启动信息。默认false
- "hosts": [],
- #设置容器hosts
- "log-level": "",
- "tls": true,
- #默认 false, 启动TLS认证开关
- "tlscacert": "",
- #默认 ~/.docker/ca.pem,通过CA认证过的的certificate文件路径
- "tlscert": "",
- #默认 ~/.docker/cert.pem ,TLS的certificate文件路径
- "tlskey": "",
- #默认~/.docker/key.pem,TLS的key文件路径
- "tlsverify": true,
- #默认false,使用TLS并做后台进程与客户端通讯的验证
- "tls": true,
- "tlsverify": true,
- "tlscacert": "",
- "tlscert": "",
- "tlskey": "",
- "swarm-default-advertise-addr": "",
- "api-cors-header": "",
- "selinux-enabled": false,
- #默认 false,启用selinux支持
- "userns-remap": "",
- "group": "",
- #Unix套接字的属组,仅指/var/run/docker.sock
- "cgroup-parent": "",
- "default-ulimits": {
- "nofile": {
- "Name": "nofile",
- "Hard": 64000,
- "Soft": 64000
- }
- },
- "init": false,
- "init-path": "/usr/libexec/docker-init",
- "ipv6": false,
- "iptables": false,
- "ip-forward": false,
- #默认true, 启用 net.ipv4.ip_forward ,进入容器后使用sysctl -a|grepnet.ipv4.ip_forward查看
- "ip-masq": false,
- "userland-proxy": false,
- "userland-proxy-path": "/usr/libexec/docker-proxy",
- "ip": "0.0.0.0",
- "bridge": "",
- "bip": "",
- "fixed-cidr": "",
- "fixed-cidr-v6": "",
- "default-gateway": "",
- "default-gateway-v6": "",
- "icc": false,
- "raw-logs": false,
- "allow-nondistributable-artifacts": [],
- "registry-mirrors": [],
- #镜像加速的地址,增加后在 docker info中可查看。
- "seccomp-profile": "",
- "insecure-registries": [],
- #配置docker的私库地址
- "no-new-privileges": false,
- "default-runtime": "runc",
- "oom-score-adjust": -500,
- "node-generic-resources": ["NVIDIA-GPU=UUID1", "NVIDIA-GPU=UUID2"],
- "runtimes": {
- "cc-runtime": {
- "path": "/usr/bin/cc-runtime"
- },
- "custom": {
- "path": "/usr/local/bin/my-runc-replacement",
- "runtimeArgs": [
- "--debug"
- ]
- }
- },
- "default-address-pools":[{"base":"172.80.0.0/16","size":24},
- {"base":"172.90.0.0/16","size":24}]
- }
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