|
| 1 | +package api |
| 2 | + |
| 3 | +import ( |
| 4 | + "fmt" |
| 5 | + "net/http" |
| 6 | + "strings" |
| 7 | + |
| 8 | + "github.com/opsorch/opsorch-core/dashboard" |
| 9 | + "github.com/opsorch/opsorch-core/orcherr" |
| 10 | +) |
| 11 | + |
| 12 | +// DashboardHandler wraps provider wiring for dashboards. |
| 13 | +type DashboardHandler struct { |
| 14 | + provider dashboard.Provider |
| 15 | +} |
| 16 | + |
| 17 | +func newDashboardHandlerFromEnv(sec SecretProvider) (DashboardHandler, error) { |
| 18 | + name, cfg, pluginPath, err := loadProviderConfig(sec, "dashboard", "OPSORCH_DASHBOARD_PROVIDER", "OPSORCH_DASHBOARD_CONFIG", "OPSORCH_DASHBOARD_PLUGIN") |
| 19 | + if err != nil || (name == "" && pluginPath == "") { |
| 20 | + return DashboardHandler{}, err |
| 21 | + } |
| 22 | + if pluginPath != "" { |
| 23 | + return DashboardHandler{provider: newDashboardPluginProvider(pluginPath, cfg)}, nil |
| 24 | + } |
| 25 | + constructor, ok := dashboard.LookupProvider(name) |
| 26 | + if !ok { |
| 27 | + return DashboardHandler{}, fmt.Errorf("dashboard provider %s not registered", name) |
| 28 | + } |
| 29 | + provider, err := constructor(cfg) |
| 30 | + if err != nil { |
| 31 | + return DashboardHandler{}, err |
| 32 | + } |
| 33 | + return DashboardHandler{provider: provider}, nil |
| 34 | +} |
| 35 | + |
| 36 | +func (s *Server) handleDashboard(w http.ResponseWriter, r *http.Request) bool { |
| 37 | + if !strings.HasPrefix(r.URL.Path, "/dashboards") { |
| 38 | + return false |
| 39 | + } |
| 40 | + if s.dashboard.provider == nil { |
| 41 | + writeError(w, http.StatusNotImplemented, orcherr.OpsOrchError{Code: "dashboard_provider_missing", Message: "dashboard provider not configured"}) |
| 42 | + return true |
| 43 | + } |
| 44 | + |
| 45 | + path := strings.TrimSuffix(r.URL.Path, "/") |
| 46 | + segments := strings.Split(strings.Trim(path, "/"), "/") |
| 47 | + |
| 48 | + switch { |
| 49 | + case len(segments) == 1 && r.Method == http.MethodGet: |
| 50 | + views, err := s.dashboard.provider.List(r.Context()) |
| 51 | + if err != nil { |
| 52 | + writeProviderError(w, err) |
| 53 | + return true |
| 54 | + } |
| 55 | + writeJSON(w, http.StatusOK, views) |
| 56 | + return true |
| 57 | + case len(segments) == 2 && r.Method == http.MethodGet: |
| 58 | + id := segments[1] |
| 59 | + view, err := s.dashboard.provider.Get(r.Context(), id) |
| 60 | + if err != nil { |
| 61 | + writeProviderError(w, err) |
| 62 | + return true |
| 63 | + } |
| 64 | + writeJSON(w, http.StatusOK, view) |
| 65 | + return true |
| 66 | + default: |
| 67 | + return false |
| 68 | + } |
| 69 | +} |
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