compose/cli/options/run/opts.go

62 lines
1.2 KiB
Go

package run
import (
"strconv"
"github.com/docker/go-connections/nat"
"github.com/docker/api/containers"
)
// Opts contain run command options
type Opts struct {
Name string
Publish []string
}
// ToContainerConfig convert run options to a container configuration
func (r *Opts) ToContainerConfig(image string) (containers.ContainerConfig, error) {
publish, err := r.toPorts()
if err != nil {
return containers.ContainerConfig{}, err
}
return containers.ContainerConfig{
ID: r.Name,
Image: image,
Ports: publish,
}, nil
}
func (r *Opts) toPorts() ([]containers.Port, error) {
_, bindings, err := nat.ParsePortSpecs(r.Publish)
if err != nil {
return nil, err
}
var result []containers.Port
for port, bind := range bindings {
for _, portbind := range bind {
var hostPort uint32
if portbind.HostPort != "" {
hp, err := strconv.Atoi(portbind.HostPort)
if err != nil {
return nil, err
}
hostPort = uint32(hp)
} else {
hostPort = uint32(port.Int())
}
result = append(result, containers.Port{
HostPort: hostPort,
ContainerPort: uint32(port.Int()),
Protocol: port.Proto(),
HostIP: portbind.HostIP,
})
}
}
return result, nil
}