|
| 1 | +package workers |
| 2 | + |
| 3 | +import ( |
| 4 | + "context" |
| 5 | + "fmt" |
| 6 | + "os" |
| 7 | + "os/exec" |
| 8 | + "path/filepath" |
| 9 | + "sync" |
| 10 | + |
| 11 | + "github.com/docker/buildx/driver" |
| 12 | + "github.com/moby/buildkit/identity" |
| 13 | + "github.com/moby/buildkit/util/testutil/integration" |
| 14 | + "github.com/pkg/errors" |
| 15 | +) |
| 16 | + |
| 17 | +func InitRemoteMultiNodeWorker() { |
| 18 | + integration.Register(&remoteMultiNodeWorker{ |
| 19 | + id: "remote+multinode", |
| 20 | + }) |
| 21 | +} |
| 22 | + |
| 23 | +type remoteMultiNodeWorker struct { |
| 24 | + id string |
| 25 | + |
| 26 | + unsupported []string |
| 27 | + |
| 28 | + docker integration.Backend |
| 29 | + dockerClose func() error |
| 30 | + dockerErr error |
| 31 | + dockerOnce sync.Once |
| 32 | +} |
| 33 | + |
| 34 | +func (w *remoteMultiNodeWorker) Name() string { |
| 35 | + return w.id |
| 36 | +} |
| 37 | + |
| 38 | +func (w *remoteMultiNodeWorker) Rootless() bool { |
| 39 | + return false |
| 40 | +} |
| 41 | + |
| 42 | +func (w *remoteMultiNodeWorker) NetNSDetached() bool { |
| 43 | + return false |
| 44 | +} |
| 45 | + |
| 46 | +func (w *remoteMultiNodeWorker) New(ctx context.Context, cfg *integration.BackendConfig) (integration.Backend, func() error, error) { |
| 47 | + w.dockerOnce.Do(func() { |
| 48 | + w.docker, w.dockerClose, w.dockerErr = dockerWorker{id: w.id}.New(ctx, cfg) |
| 49 | + }) |
| 50 | + if w.dockerErr != nil { |
| 51 | + return w.docker, w.dockerClose, w.dockerErr |
| 52 | + } |
| 53 | + |
| 54 | + cfgfile, release, err := integration.WriteConfig(cfg.DaemonConfig) |
| 55 | + if err != nil { |
| 56 | + return nil, nil, err |
| 57 | + } |
| 58 | + if release != nil { |
| 59 | + defer release() |
| 60 | + } |
| 61 | + defer os.RemoveAll(filepath.Dir(cfgfile)) |
| 62 | + |
| 63 | + name := "integration-remote-multinode-" + identity.NewID() |
| 64 | + ctnBuilder0 := name + "-amd64" |
| 65 | + ctnBuilder1 := name + "-arm64" |
| 66 | + |
| 67 | + run := func(ctx context.Context, args ...string) ([]byte, error) { |
| 68 | + cmd := exec.CommandContext(ctx, "buildx", args...) |
| 69 | + cmd.Env = append( |
| 70 | + os.Environ(), |
| 71 | + "BUILDX_CONFIG=/tmp/buildx-"+name, |
| 72 | + "DOCKER_CONTEXT="+w.docker.DockerAddress(), |
| 73 | + ) |
| 74 | + return cmd.CombinedOutput() |
| 75 | + } |
| 76 | + |
| 77 | + if out, err := run(ctx, "create", |
| 78 | + "--name="+ctnBuilder0, |
| 79 | + "--driver=docker-container", |
| 80 | + "--buildkitd-config="+cfgfile, |
| 81 | + "--driver-opt=network=host", |
| 82 | + "--platform=linux/amd64", |
| 83 | + ); err != nil { |
| 84 | + return nil, nil, errors.Wrapf(err, "failed to create builder %s: %s", ctnBuilder0, string(out)) |
| 85 | + } |
| 86 | + if out, err := run(ctx, "inspect", "--bootstrap", ctnBuilder0); err != nil { |
| 87 | + return nil, nil, errors.Wrapf(err, "failed to bootstrap builder %s: %s", ctnBuilder0, string(out)) |
| 88 | + } |
| 89 | + |
| 90 | + if out, err := run(ctx, "create", |
| 91 | + "--name="+ctnBuilder1, |
| 92 | + "--driver=docker-container", |
| 93 | + "--buildkitd-config="+cfgfile, |
| 94 | + "--driver-opt=network=host", |
| 95 | + "--platform=linux/arm64", |
| 96 | + ); err != nil { |
| 97 | + return nil, nil, errors.Wrapf(err, "failed to create builder %s: %s", ctnBuilder1, string(out)) |
| 98 | + } |
| 99 | + if out, err := run(ctx, "inspect", "--bootstrap", ctnBuilder1); err != nil { |
| 100 | + return nil, nil, errors.Wrapf(err, "failed to bootstrap builder %s: %s", ctnBuilder1, string(out)) |
| 101 | + } |
| 102 | + |
| 103 | + endpoint0 := fmt.Sprintf("docker-container://%s0", driver.BuilderName(ctnBuilder0)) |
| 104 | + endpoint1 := fmt.Sprintf("docker-container://%s0", driver.BuilderName(ctnBuilder1)) |
| 105 | + if out, err := run(ctx, "create", "--name="+name, "--driver=remote", endpoint0); err != nil { |
| 106 | + return nil, nil, errors.Wrapf(err, "failed to create builder %s: %s", name, string(out)) |
| 107 | + } |
| 108 | + if out, err := run(ctx, "create", "--append", "--name="+name, endpoint1); err != nil { |
| 109 | + return nil, nil, errors.Wrapf(err, "failed to append builder %s: %s", name, string(out)) |
| 110 | + } |
| 111 | + if out, err := run(ctx, "inspect", "--bootstrap", name); err != nil { |
| 112 | + return nil, nil, errors.Wrapf(err, "failed to bootstrap builder %s: %s", name, string(out)) |
| 113 | + } |
| 114 | + |
| 115 | + cl := func() error { |
| 116 | + runCleanup := func(args ...string) error { |
| 117 | + out, err := run(context.Background(), args...) |
| 118 | + if err != nil { |
| 119 | + return errors.Wrapf(err, "%s: %s", args[1], string(out)) |
| 120 | + } |
| 121 | + return nil |
| 122 | + } |
| 123 | + |
| 124 | + setErr := func(dst *error, err error) { |
| 125 | + if err != nil && *dst == nil { |
| 126 | + *dst = err |
| 127 | + } |
| 128 | + } |
| 129 | + |
| 130 | + var err error |
| 131 | + setErr(&err, runCleanup("rm", "-f", name)) |
| 132 | + setErr(&err, runCleanup("rm", "-f", ctnBuilder0)) |
| 133 | + setErr(&err, runCleanup("rm", "-f", ctnBuilder1)) |
| 134 | + return err |
| 135 | + } |
| 136 | + |
| 137 | + return &backend{ |
| 138 | + builder: name, |
| 139 | + context: w.docker.DockerAddress(), |
| 140 | + unsupportedFeatures: w.unsupported, |
| 141 | + }, cl, nil |
| 142 | +} |
| 143 | + |
| 144 | +func (w *remoteMultiNodeWorker) Close() error { |
| 145 | + if c := w.dockerClose; c != nil { |
| 146 | + return c() |
| 147 | + } |
| 148 | + |
| 149 | + w.docker = nil |
| 150 | + w.dockerClose = nil |
| 151 | + w.dockerErr = nil |
| 152 | + w.dockerOnce = sync.Once{} |
| 153 | + |
| 154 | + return nil |
| 155 | +} |
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