markdown [Docker] Docker片段列表和命令#linux #docker #snippets

Posted 2021-05-05

**Inspect Image** 

``` 
docker inspect image <imageId>

```

**information about the docker** 

```
docker info

```

**current logging driver** 

```
docker info | grep "Logging" 

```

**add User into docker group**, Now, user can user docker commands without sudo.  

``` 
sudo usermod -aG docker $USER

```
**List Docker CLI commands**

```
docker

```

``` 
docker container --help
```

**Display Docker version and info**

```
docker --version
```
```
docker version
```
```
docker info
```

**Execute Docker image**
```
docker run hello-world
```

**List Docker images**

```
docker image ls
```

**List Docker containers (running, all, all in quiet mode)**

```
docker container ls
```
```
docker container ls --all
```
```
docker container ls -aq 
```

**View Docker nodes** 

```
docker node ls

```

**Create a worker node**

``` 
docker swarm join-token worker

```

**Create a Manager node **

``` 
docker swarm join token manager

```

**create services into multiple nodes**

``` 
docker service create --name webapp --replicas=6 nginx 

```
this will create Task:WebApp in Container: nginx
| Node   | Node   | Node   |
|--------|--------|--------|
| WebApp | WebApp | WebApp |
| WebApp | WebApp | WebApp |


**list docker services** 

```
docker service ls

```

**Lock the swarm cluster with autolock** 

``` 
docker swarm init --autolock

```

**Enable auto lock on exisisting swarm cluster**

```
docker swarm update --autolock=true

```

**list docker stack**

``` 
docker stack ls

```

**list containers in a stack**

``` 
docker stack ps mystack
```

**modify replicas in a service**

``` 
docker service update --replicas=20 <stack_name>

```


**image history** 

``` 
docker image history <image id>

```