podman

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package docker
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import (
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	"context"
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	"encoding/json"
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	"errors"
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	"net/http"
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	"strings"
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)
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// ErrContainerAlreadyExists is the error returned by CreateContainer when the
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// container already exists.
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var ErrContainerAlreadyExists = errors.New("container already exists")
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// CreateContainerOptions specify parameters to the CreateContainer function.
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//
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// See https://goo.gl/tyzwVM for more details.
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type CreateContainerOptions struct {
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	Name             string
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	Platform         string
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	Config           *Config           `qs:"-"`
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	HostConfig       *HostConfig       `qs:"-"`
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	NetworkingConfig *NetworkingConfig `qs:"-"`
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	Context          context.Context
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}
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// CreateContainer creates a new container, returning the container instance,
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// or an error in case of failure.
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//
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// The returned container instance contains only the container ID. To get more
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// details about the container after creating it, use InspectContainer.
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//
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// See https://goo.gl/tyzwVM for more details.
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func (c *Client) CreateContainer(opts CreateContainerOptions) (*Container, error) {
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	path := "/containers/create?" + queryString(opts)
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	resp, err := c.do(
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		http.MethodPost,
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		path,
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		doOptions{
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			data: struct {
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				*Config
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				HostConfig       *HostConfig       `json:"HostConfig,omitempty" yaml:"HostConfig,omitempty" toml:"HostConfig,omitempty"`
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				NetworkingConfig *NetworkingConfig `json:"NetworkingConfig,omitempty" yaml:"NetworkingConfig,omitempty" toml:"NetworkingConfig,omitempty"`
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			}{
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				opts.Config,
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				opts.HostConfig,
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				opts.NetworkingConfig,
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			},
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			context: opts.Context,
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		},
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	)
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	var e *Error
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	if errors.As(err, &e) {
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		if e.Status == http.StatusNotFound && strings.Contains(e.Message, "No such image") {
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			return nil, ErrNoSuchImage
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		}
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		if e.Status == http.StatusConflict {
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			return nil, ErrContainerAlreadyExists
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		}
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		// Workaround for 17.09 bug returning 400 instead of 409.
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		// See https://github.com/moby/moby/issues/35021
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		if e.Status == http.StatusBadRequest && strings.Contains(e.Message, "Conflict.") {
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			return nil, ErrContainerAlreadyExists
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		}
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	}
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	if err != nil {
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		return nil, err
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	}
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	defer resp.Body.Close()
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	var container Container
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	if err := json.NewDecoder(resp.Body).Decode(&container); err != nil {
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		return nil, err
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	}
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	container.Name = opts.Name
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	return &container, nil
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}
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