| 319 | } |
| 320 | |
| 321 | static const char *check_rune(const tal_t *ctx, |
| 322 | struct commando *incoming, |
| 323 | const struct node_id *peer, |
| 324 | const char *buf, |
| 325 | const jsmntok_t *method, |
| 326 | const jsmntok_t *params, |
| 327 | const jsmntok_t *runetok) |
| 328 | { |
| 329 | struct rune *rune; |
| 330 | struct cond_info cinfo; |
| 331 | const char *err; |
| 332 | |
| 333 | if (!runetok) |
| 334 | return "Missing rune"; |
| 335 | |
| 336 | rune = rune_from_base64n(tmpctx, buf + runetok->start, |
| 337 | runetok->end - runetok->start); |
| 338 | if (!rune) |
| 339 | return "Invalid rune"; |
| 340 | |
| 341 | cinfo.peer = peer; |
| 342 | cinfo.buf = buf; |
| 343 | cinfo.method = method; |
| 344 | cinfo.params = params; |
| 345 | cinfo.usage = NULL; |
| 346 | strmap_init(&cinfo.cached_params); |
| 347 | err = rune_test(tmpctx, master_rune, rune, check_condition, &cinfo); |
| 348 | /* Just in case they manage to make us speak non-JSON, escape! */ |
| 349 | if (err) |
| 350 | err = json_escape(ctx, err)->s; |
| 351 | |
| 352 | strmap_clear(&cinfo.cached_params); |
| 353 | |
| 354 | /* If it succeeded, *now* we increment any associated usage counter. */ |
| 355 | if (!err && cinfo.usage) |
| 356 | cinfo.usage->counter++; |
| 357 | return err; |
| 358 | } |
| 359 | |
| 360 | static void try_command(struct node_id *peer, |
| 361 | u64 idnum, |
no test coverage detected