82 lines
2.3 KiB
Go
82 lines
2.3 KiB
Go
package client
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import (
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"encoding/json"
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"net/http"
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"net/url"
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"github.com/docker/docker/api/types"
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"golang.org/x/net/context"
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)
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// PluginInstall installs a plugin
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func (cli *Client) PluginInstall(ctx context.Context, name string, options types.PluginInstallOptions) (err error) {
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// FIXME(vdemeester) name is a ref, we might want to parse/validate it here.
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query := url.Values{}
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query.Set("name", name)
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resp, err := cli.tryPluginPrivileges(ctx, query, options.RegistryAuth)
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if resp.statusCode == http.StatusUnauthorized && options.PrivilegeFunc != nil {
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newAuthHeader, privilegeErr := options.PrivilegeFunc()
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if privilegeErr != nil {
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ensureReaderClosed(resp)
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return privilegeErr
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}
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options.RegistryAuth = newAuthHeader
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resp, err = cli.tryPluginPrivileges(ctx, query, options.RegistryAuth)
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}
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if err != nil {
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ensureReaderClosed(resp)
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return err
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}
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var privileges types.PluginPrivileges
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if err := json.NewDecoder(resp.body).Decode(&privileges); err != nil {
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ensureReaderClosed(resp)
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return err
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}
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ensureReaderClosed(resp)
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if !options.AcceptAllPermissions && options.AcceptPermissionsFunc != nil && len(privileges) > 0 {
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accept, err := options.AcceptPermissionsFunc(privileges)
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if err != nil {
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return err
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}
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if !accept {
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return pluginPermissionDenied{name}
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}
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}
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_, err = cli.tryPluginPull(ctx, query, privileges, options.RegistryAuth)
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if err != nil {
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return err
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}
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defer func() {
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if err != nil {
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delResp, _ := cli.delete(ctx, "/plugins/"+name, nil, nil)
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ensureReaderClosed(delResp)
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}
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}()
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if len(options.Args) > 0 {
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if err := cli.PluginSet(ctx, name, options.Args); err != nil {
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return err
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}
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}
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if options.Disabled {
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return nil
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}
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return cli.PluginEnable(ctx, name, types.PluginEnableOptions{Timeout: 0})
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}
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func (cli *Client) tryPluginPrivileges(ctx context.Context, query url.Values, registryAuth string) (serverResponse, error) {
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headers := map[string][]string{"X-Registry-Auth": {registryAuth}}
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return cli.get(ctx, "/plugins/privileges", query, headers)
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}
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func (cli *Client) tryPluginPull(ctx context.Context, query url.Values, privileges types.PluginPrivileges, registryAuth string) (serverResponse, error) {
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headers := map[string][]string{"X-Registry-Auth": {registryAuth}}
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return cli.post(ctx, "/plugins/pull", query, privileges, headers)
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}
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