docker 命令隨筆

➜  user-portal git:(master) ✗ sudo docker build --help
Password:

Usage:  docker build [OPTIONS] PATH | URL | -

Build an image from a Dockerfile

Options:
      --build-arg list             Set build-time variables (default [])
      --cache-from stringSlice     Images to consider as cache sources
 
      --cgroup-parent string       Optional parent cgroup for the container
      --compress                   Compress the build context using gzip
      --cpu-period int             Limit the CPU CFS (Completely Fair Scheduler) period
      --cpu-quota int              Limit the CPU CFS (Completely
 
 Fair Scheduler) quota
  -c, --cpu-shares int             CPU shares (relative weight)
      --cpuset-cpus string         CPUs in which to allow execution (0-3, 0,1)
      --cpuset-mems string         MEMs in which to allow execution (0-3, 0,1)
      --disable-content-trust      Skip image verification (default true
 
)
  -f, --file string                Name of the Dockerfile (Default is 'PATH/Dockerfile')
      --force-rm                   Always remove intermediate containers
      --help                       Print usage
      --isolation string           Container isolation technology
      --label list                 Set metadata for an image (default [])
  -m, --memory string              Memory limit
      --memory-swap string         Swap limit equal to memory plus swap: '-1' to enable unlimited swap
      --network string             Set the networking mode for the RUN instructions during build (default "default")
      --no-cache                   Do not use cache when building the image
      --pull                       Always attempt to pull a newer version of the image
  -q, --quiet                      Suppress the build output and print image ID on success
      --rm                         Remove intermediate containers after a successful build (default true)
      --security-opt stringSlice   Security options
      --shm-size string            Size of /dev/shm, default value is 64MB
      --squash                     Squash newly built layers into a single new layer
  -t, --tag list                   Name and optionally a tag in the 'name:tag' format (default [])
      --ulimit ulimit              Ulimit options (default [])

這`.`非常充要 是指定建立映象所要打包的內容
docker build -t domain/repos/images:tag . 

指定dockerfile

docker build -t domain/repos/images:tag -f Path/Dockerfile . 

匯入匯出:

docker load < filename.tar

docker save domain/repos/images:tag > filename.tar