| 123 | } |
| 124 | |
| 125 | func DefaultConfigHandler(actualCfg any, defaultCfg any) http.HandlerFunc { |
| 126 | return func(w http.ResponseWriter, r *http.Request) { |
| 127 | var output any |
| 128 | switch r.URL.Query().Get("mode") { |
| 129 | case "diff": |
| 130 | defaultCfgObj, err := util.YAMLMarshalUnmarshal(defaultCfg) |
| 131 | if err != nil { |
| 132 | http.Error(w, err.Error(), http.StatusInternalServerError) |
| 133 | return |
| 134 | } |
| 135 | |
| 136 | actualCfgObj, err := util.YAMLMarshalUnmarshal(actualCfg) |
| 137 | if err != nil { |
| 138 | http.Error(w, err.Error(), http.StatusInternalServerError) |
| 139 | return |
| 140 | } |
| 141 | |
| 142 | diff, err := util.DiffConfig(defaultCfgObj, actualCfgObj) |
| 143 | if err != nil { |
| 144 | http.Error(w, err.Error(), http.StatusInternalServerError) |
| 145 | return |
| 146 | } |
| 147 | output = diff |
| 148 | |
| 149 | case "defaults": |
| 150 | output = defaultCfg |
| 151 | default: |
| 152 | output = actualCfg |
| 153 | } |
| 154 | |
| 155 | util.WriteYAMLResponse(w, output) |
| 156 | } |
| 157 | } |
| 158 | |
| 159 | // NewQuerierHandler returns a HTTP handler that can be used by the querier service to |
| 160 | // either register with the frontend worker query processor or with the external HTTP |