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54 lines
1006 B
Go
54 lines
1006 B
Go
package docker
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import (
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"context"
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"github.com/pkg/errors"
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"github.com/tonistiigi/buildx/driver"
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)
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const prioritySupported = 10
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const priorityUnsupported = 99
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func init() {
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driver.Register(&factory{})
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}
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type factory struct {
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}
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func (*factory) Name() string {
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return "docker"
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}
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func (*factory) Usage() string {
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return "docker"
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}
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func (*factory) Priority(cfg driver.InitConfig) int {
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if cfg.DockerAPI == nil {
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return priorityUnsupported
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}
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c, err := cfg.DockerAPI.DialHijack(context.TODO(), "/grpc", "h2c", nil)
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if err != nil {
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return priorityUnsupported
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}
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c.Close()
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return prioritySupported
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}
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func (f *factory) New(ctx context.Context, cfg driver.InitConfig) (driver.Driver, error) {
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if cfg.DockerAPI == nil {
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return nil, errors.Errorf("docker driver requires docker API access")
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}
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v, err := cfg.DockerAPI.ServerVersion(ctx)
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if err != nil {
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return nil, errors.Wrapf(driver.ErrNotConnecting, err.Error())
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}
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return &Driver{factory: f, InitConfig: cfg, version: v}, nil
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}
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