b5dd78da3d
Main upgrades: - github.com/opencontainers/runc v1.0.0-rc93 - github.com/containerd/containerd v1.4.4 - github.com/docker/docker v20.10.2 - github.com/mrunalp/fileutils v0.5.0 - github.com/opencontainers/selinux v1.8.0 - github.com/cilium/ebpf v0.2.0
76 lines
2.3 KiB
Go
76 lines
2.3 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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"strconv"
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"github.com/docker/docker/api/types"
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"github.com/docker/docker/api/types/swarm"
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)
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// ServiceUpdate updates a Service. The version number is required to avoid conflicting writes.
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// It should be the value as set *before* the update. You can find this value in the Meta field
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// of swarm.Service, which can be found using ServiceInspectWithRaw.
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func (cli *Client) ServiceUpdate(ctx context.Context, serviceID string, version swarm.Version, service swarm.ServiceSpec, options types.ServiceUpdateOptions) (types.ServiceUpdateResponse, error) {
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var (
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query = url.Values{}
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response = types.ServiceUpdateResponse{}
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)
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headers := map[string][]string{
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"version": {cli.version},
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}
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if options.EncodedRegistryAuth != "" {
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headers["X-Registry-Auth"] = []string{options.EncodedRegistryAuth}
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}
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if options.RegistryAuthFrom != "" {
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query.Set("registryAuthFrom", options.RegistryAuthFrom)
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}
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if options.Rollback != "" {
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query.Set("rollback", options.Rollback)
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}
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query.Set("version", strconv.FormatUint(version.Index, 10))
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if err := validateServiceSpec(service); err != nil {
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return response, err
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}
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// ensure that the image is tagged
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var resolveWarning string
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switch {
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case service.TaskTemplate.ContainerSpec != nil:
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if taggedImg := imageWithTagString(service.TaskTemplate.ContainerSpec.Image); taggedImg != "" {
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service.TaskTemplate.ContainerSpec.Image = taggedImg
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}
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if options.QueryRegistry {
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resolveWarning = resolveContainerSpecImage(ctx, cli, &service.TaskTemplate, options.EncodedRegistryAuth)
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}
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case service.TaskTemplate.PluginSpec != nil:
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if taggedImg := imageWithTagString(service.TaskTemplate.PluginSpec.Remote); taggedImg != "" {
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service.TaskTemplate.PluginSpec.Remote = taggedImg
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}
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if options.QueryRegistry {
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resolveWarning = resolvePluginSpecRemote(ctx, cli, &service.TaskTemplate, options.EncodedRegistryAuth)
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}
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}
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resp, err := cli.post(ctx, "/services/"+serviceID+"/update", query, service, headers)
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defer ensureReaderClosed(resp)
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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(resp.body).Decode(&response)
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if resolveWarning != "" {
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response.Warnings = append(response.Warnings, resolveWarning)
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}
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return response, err
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}
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