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