func registerPod(p *Pod, ip net.IP) error { uuid := p.UUID.String() cmf, err := os.Open(common.PodManifestPath(p.Root)) if err != nil { return fmt.Errorf("failed opening runtime manifest: %v", err) } defer cmf.Close() pth := fmt.Sprintf("/pods/%v?ip=%v", uuid, ip.To4().String()) if err := httpRequest("PUT", pth, cmf); err != nil { return fmt.Errorf("failed to register pod with metadata svc: %v", err) } for _, app := range p.Manifest.Apps { ampath := common.ImageManifestPath(p.Root, app.Image.ID) amf, err := os.Open(ampath) if err != nil { fmt.Errorf("failed reading app manifest %q: %v", ampath, err) } defer amf.Close() if err := registerApp(uuid, app.Name.String(), amf); err != nil { fmt.Errorf("failed to register app with metadata svc: %v", err) } } return nil }
// LoadPod loads a Pod Manifest (as prepared by stage0), the runtime data, and // its associated Application Manifests, under $root/stage1/opt/stage1/$apphash func LoadPod(root string, uuid *types.UUID, rp *RuntimePod) (*Pod, error) { p := &Pod{ Root: root, UUID: *uuid, Images: make(map[string]*schema.ImageManifest), UidRange: *user.NewBlankUidRange(), } // Unserialize runtime parameters if rp != nil { p.RuntimePod = *rp } else { buf, err := ioutil.ReadFile(filepath.Join(p.Root, RuntimeConfigPath)) if err != nil { return nil, errwrap.Wrap(errors.New("failed reading runtime params"), err) } if err := json.Unmarshal(buf, &p.RuntimePod); err != nil { return nil, errwrap.Wrap(errors.New("failed unmarshalling runtime params"), err) } } buf, err := ioutil.ReadFile(common.PodManifestPath(p.Root)) if err != nil { return nil, errwrap.Wrap(errors.New("failed reading pod manifest"), err) } pm := &schema.PodManifest{} if err := json.Unmarshal(buf, pm); err != nil { return nil, errwrap.Wrap(errors.New("failed unmarshalling pod manifest"), err) } p.Manifest = pm for i, app := range p.Manifest.Apps { impath := common.ImageManifestPath(p.Root, app.Name) buf, err := ioutil.ReadFile(impath) if err != nil { return nil, errwrap.Wrap(fmt.Errorf("failed reading image manifest %q", impath), err) } im := &schema.ImageManifest{} if err = json.Unmarshal(buf, im); err != nil { return nil, errwrap.Wrap(fmt.Errorf("failed unmarshalling image manifest %q", impath), err) } if _, ok := p.Images[app.Name.String()]; ok { return nil, fmt.Errorf("got multiple definitions for app: %v", app.Name) } if app.App == nil { p.Manifest.Apps[i].App = im.App } p.Images[app.Name.String()] = im } if err := p.UidRange.Deserialize([]byte(p.PrivateUsers)); err != nil { return nil, err } return p, nil }
// registerPod registers pod with metadata service. // Returns authentication token to be passed in the URL func registerPod(root string, uuid *types.UUID, apps schema.AppList) (token string, rerr error) { u := uuid.String() var err error token, err = generateMDSToken() if err != nil { rerr = errwrap.Wrap(errors.New("failed to generate MDS token"), err) return } pmfPath := common.PodManifestPath(root) pmf, err := os.Open(pmfPath) if err != nil { rerr = errwrap.Wrap(fmt.Errorf("failed to open runtime manifest (%v)", pmfPath), err) return } pth := fmt.Sprintf("/pods/%v?token=%v", u, token) err = httpRequest("PUT", pth, pmf) pmf.Close() if err != nil { rerr = errwrap.Wrap(errors.New("failed to register pod with metadata svc"), err) return } defer func() { if rerr != nil { unregisterPod(root, uuid) } }() rf, err := os.Create(filepath.Join(root, mdsRegisteredFile)) if err != nil { rerr = errwrap.Wrap(errors.New("failed to create mds-register file"), err) return } rf.Close() for _, app := range apps { ampath := common.ImageManifestPath(root, app.Name) amf, err := os.Open(ampath) if err != nil { rerr = errwrap.Wrap(fmt.Errorf("failed reading app manifest %q", ampath), err) return } err = registerApp(u, app.Name.String(), amf) amf.Close() if err != nil { rerr = errwrap.Wrap(errors.New("failed to register app with metadata svc"), err) return } } return }
// registerPod registers pod with metadata service. // Returns authentication token to be passed in the URL func registerPod(root string, uuid *types.UUID, apps schema.AppList) (token string, rerr error) { u := uuid.String() var err error token, err = generateMDSToken() if err != nil { rerr = fmt.Errorf("failed to generate MDS token: %v", err) return } pmfPath := common.PodManifestPath(root) pmf, err := os.Open(pmfPath) if err != nil { rerr = fmt.Errorf("failed to open runtime manifest (%v): %v", pmfPath, err) return } pth := fmt.Sprintf("/pods/%v?token=%v", u, token) err = httpRequest("PUT", pth, pmf) pmf.Close() if err != nil { rerr = fmt.Errorf("failed to register pod with metadata svc: %v", err) return } defer func() { if rerr != nil { unregisterPod(uuid) } }() for _, app := range apps { ampath := common.ImageManifestPath(root, app.Image.ID) amf, err := os.Open(ampath) if err != nil { rerr = fmt.Errorf("failed reading app manifest %q: %v", ampath, err) return } err = registerApp(u, app.Name.String(), amf) amf.Close() if err != nil { rerr = fmt.Errorf("failed to register app with metadata svc: %v", err) return } } return }
// LoadPod loads a Pod Manifest (as prepared by stage0) and // its associated Application Manifests, under $root/stage1/opt/stage1/$apphash func LoadPod(root string, uuid *types.UUID) (*Pod, error) { p := &Pod{ Root: root, UUID: *uuid, Apps: make(map[string]*schema.ImageManifest), } buf, err := ioutil.ReadFile(common.PodManifestPath(p.Root)) if err != nil { return nil, fmt.Errorf("failed reading pod manifest: %v", err) } pm := &schema.PodManifest{} if err := json.Unmarshal(buf, pm); err != nil { return nil, fmt.Errorf("failed unmarshalling pod manifest: %v", err) } p.Manifest = pm for i, app := range p.Manifest.Apps { ampath := common.ImageManifestPath(p.Root, app.Image.ID) buf, err := ioutil.ReadFile(ampath) if err != nil { return nil, fmt.Errorf("failed reading app manifest %q: %v", ampath, err) } am := &schema.ImageManifest{} if err = json.Unmarshal(buf, am); err != nil { return nil, fmt.Errorf("failed unmarshalling app manifest %q: %v", ampath, err) } name := am.Name.String() if _, ok := p.Apps[name]; ok { return nil, fmt.Errorf("got multiple definitions for app: %s", name) } if app.App == nil { p.Manifest.Apps[i].App = am.App } p.Apps[name] = am } return p, nil }
func registerPod(p *Pod, token string) (rerr error) { uuid := p.UUID.String() cmf, err := os.Open(common.PodManifestPath(p.Root)) if err != nil { rerr = fmt.Errorf("failed opening runtime manifest: %v", err) return } pth := fmt.Sprintf("/pods/%v?token=%v", uuid, token) err = httpRequest("PUT", pth, cmf) cmf.Close() if err != nil { rerr = fmt.Errorf("failed to register pod with metadata svc: %v", err) return } defer func() { if rerr != nil { unregisterPod(p) } }() for _, app := range p.Manifest.Apps { ampath := common.ImageManifestPath(p.Root, app.Image.ID) amf, err := os.Open(ampath) if err != nil { rerr = fmt.Errorf("failed reading app manifest %q: %v", ampath, err) return } err = registerApp(uuid, app.Name.String(), amf) amf.Close() if err != nil { rerr = fmt.Errorf("failed to register app with metadata svc: %v", err) return } } return nil }
// LoadPod loads a Pod Manifest (as prepared by stage0) and // its associated Application Manifests, under $root/stage1/opt/stage1/$apphash func LoadPod(root string, uuid *types.UUID) (*Pod, error) { p := &Pod{ Root: root, UUID: *uuid, Images: make(map[string]*schema.ImageManifest), } buf, err := ioutil.ReadFile(common.PodManifestPath(p.Root)) if err != nil { return nil, errwrap.Wrap(errors.New("failed reading pod manifest"), err) } pm := &schema.PodManifest{} if err := json.Unmarshal(buf, pm); err != nil { return nil, errwrap.Wrap(errors.New("failed unmarshalling pod manifest"), err) } p.Manifest = pm for i, app := range p.Manifest.Apps { impath := common.ImageManifestPath(p.Root, app.Name) buf, err := ioutil.ReadFile(impath) if err != nil { return nil, errwrap.Wrap(fmt.Errorf("failed reading image manifest %q", impath), err) } im := &schema.ImageManifest{} if err = json.Unmarshal(buf, im); err != nil { return nil, errwrap.Wrap(fmt.Errorf("failed unmarshalling image manifest %q", impath), err) } if _, ok := p.Images[app.Name.String()]; ok { return nil, fmt.Errorf("got multiple definitions for app: %v", app.Name) } if app.App == nil { p.Manifest.Apps[i].App = im.App } p.Images[app.Name.String()] = im } return p, nil }