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83 lines
2.8 KiB
Go
83 lines
2.8 KiB
Go
package client // import "github.com/docker/docker/client"
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import (
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"context"
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"encoding/json"
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"net/url"
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"path"
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"github.com/docker/docker/api/types/container"
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"github.com/docker/docker/api/types/network"
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"github.com/docker/docker/api/types/versions"
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specs "github.com/opencontainers/image-spec/specs-go/v1"
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)
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type configWrapper struct {
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*container.Config
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HostConfig *container.HostConfig
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NetworkingConfig *network.NetworkingConfig
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}
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// ContainerCreate creates a new container based on the given configuration.
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// It can be associated with a name, but it's not mandatory.
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func (cli *Client) ContainerCreate(ctx context.Context, config *container.Config, hostConfig *container.HostConfig, networkingConfig *network.NetworkingConfig, platform *specs.Platform, containerName string) (container.CreateResponse, error) {
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var response container.CreateResponse
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if err := cli.NewVersionError("1.25", "stop timeout"); config != nil && config.StopTimeout != nil && err != nil {
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return response, err
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}
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if err := cli.NewVersionError("1.41", "specify container image platform"); platform != nil && err != nil {
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return response, err
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}
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if hostConfig != nil {
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if versions.LessThan(cli.ClientVersion(), "1.25") {
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// When using API 1.24 and under, the client is responsible for removing the container
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hostConfig.AutoRemove = false
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}
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if versions.GreaterThanOrEqualTo(cli.ClientVersion(), "1.42") || versions.LessThan(cli.ClientVersion(), "1.40") {
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// KernelMemory was added in API 1.40, and deprecated in API 1.42
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hostConfig.KernelMemory = 0
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}
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if platform != nil && platform.OS == "linux" && versions.LessThan(cli.ClientVersion(), "1.42") {
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// When using API under 1.42, the Linux daemon doesn't respect the ConsoleSize
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hostConfig.ConsoleSize = [2]uint{0, 0}
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}
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}
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query := url.Values{}
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if p := formatPlatform(platform); p != "" {
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query.Set("platform", p)
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}
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if containerName != "" {
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query.Set("name", containerName)
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}
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body := configWrapper{
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Config: config,
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HostConfig: hostConfig,
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NetworkingConfig: networkingConfig,
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}
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serverResp, err := cli.post(ctx, "/containers/create", query, body, nil)
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defer ensureReaderClosed(serverResp)
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if err != nil {
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return response, err
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}
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err = json.NewDecoder(serverResp.body).Decode(&response)
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return response, err
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}
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// formatPlatform returns a formatted string representing platform (e.g. linux/arm/v7).
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//
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// Similar to containerd's platforms.Format(), but does allow components to be
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// omitted (e.g. pass "architecture" only, without "os":
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// https://github.com/containerd/containerd/blob/v1.5.2/platforms/platforms.go#L243-L263
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func formatPlatform(platform *specs.Platform) string {
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if platform == nil {
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return ""
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}
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return path.Join(platform.OS, platform.Architecture, platform.Variant)
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}
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