| 1 | // SPDX-License-Identifier: GPL-3.0-or-later |
| 2 | |
| 3 | #include "pluginsd_functions.h" |
| 4 | |
| 5 | #define LOG_FUNCTIONS false |
| 6 | |
| 7 | // ---------------------------------------------------------------------------- |
| 8 | // execution of functions |
| 9 | |
| 10 | static void inflight_functions_insert_callback(const DICTIONARY_ITEM *item, void *func, void *parser_ptr) { |
| 11 | struct inflight_function *pf = func; |
| 12 | |
| 13 | PARSER *parser = parser_ptr; |
| 14 | |
| 15 | // leave this code as default, so that when the dictionary is destroyed this will be sent back to the caller |
| 16 | pf->code = HTTP_RESP_SERVICE_UNAVAILABLE; |
| 17 | |
| 18 | const char *transaction = dictionary_acquired_item_name(item); |
| 19 | |
| 20 | int rc = uuid_parse_flexi(transaction, pf->transaction); |
| 21 | if(rc != 0) |
| 22 | netdata_log_error("FUNCTION: '%s': cannot parse transaction UUID", string2str(pf->function)); |
| 23 | |
| 24 | CLEAN_BUFFER *buffer = buffer_create(1024, NULL); |
| 25 | if(pf->payload && buffer_strlen(pf->payload)) { |
| 26 | buffer_sprintf( |
| 27 | buffer, |
| 28 | PLUGINSD_CALL_FUNCTION_PAYLOAD_BEGIN " %s %d \"%s\" \""HTTP_ACCESS_FORMAT"\" \"%s\" \"%s\"\n", |
| 29 | transaction, |
| 30 | pf->timeout_s, |
| 31 | string2str(pf->function), |
| 32 | (HTTP_ACCESS_FORMAT_CAST)pf->access, |
| 33 | pf->source ? pf->source : "", |
| 34 | content_type_id2string(pf->payload->content_type) |
| 35 | ); |
| 36 | |
| 37 | buffer_fast_strcat(buffer, buffer_tostring(pf->payload), buffer_strlen(pf->payload)); |
| 38 | buffer_strcat(buffer, "\nFUNCTION_PAYLOAD_END\n"); |
| 39 | } |
| 40 | else { |
| 41 | buffer_sprintf( |
| 42 | buffer, |
| 43 | PLUGINSD_CALL_FUNCTION " %s %d \"%s\" \""HTTP_ACCESS_FORMAT"\" \"%s\"\n", |
| 44 | transaction, |
| 45 | pf->timeout_s, |
| 46 | string2str(pf->function), |
| 47 | (HTTP_ACCESS_FORMAT_CAST)pf->access, |
| 48 | pf->source ? pf->source : "" |
| 49 | ); |
| 50 | } |
| 51 | |
| 52 | // send the command to the plugin |
| 53 | // IMPORTANT: make sure all commands are sent in 1 call, because in streaming they may interfere with others |
| 54 | ssize_t ret = send_to_plugin(buffer_tostring(buffer), parser, STREAM_TRAFFIC_TYPE_FUNCTIONS); |
| 55 | pf->sent_monotonic_ut = now_monotonic_usec(); |
| 56 | |
| 57 | if(ret < 0) { |
| 58 | pf->sent_successfully = false; |
| 59 | |
| 60 | pf->code = HTTP_RESP_SERVICE_UNAVAILABLE; |
| 61 | netdata_log_error("FUNCTION '%s': failed to send it to the plugin, error %zd", string2str(pf->function), ret); |
| 62 | rrd_call_function_error(pf->result_body_wb, "Failed to send this request to the plugin that offered it.", pf->code); |
| 63 | } |
| 64 | else { |
| 65 | pf->sent_successfully = true; |
| 66 | |
| 67 | internal_error(LOG_FUNCTIONS, |
| 68 | "FUNCTION '%s' with transaction '%s' sent to collector (%zd bytes, in %"PRIu64" usec)", |
| 69 | string2str(pf->function), dictionary_acquired_item_name(item), ret, |
| 70 | pf->sent_monotonic_ut - pf->started_monotonic_ut); |
| 71 | } |
| 72 | } |
| 73 | |
| 74 | static bool inflight_functions_conflict_callback(const DICTIONARY_ITEM *item __maybe_unused, void *func __maybe_unused, void *new_func, void *parser_ptr __maybe_unused) { |
| 75 | struct inflight_function *pf = new_func; |
| 76 | |
| 77 | netdata_log_error("PLUGINSD_PARSER: duplicate UUID on pending function '%s' detected. Ignoring the second one.", string2str(pf->function)); |
| 78 | pf->code = rrd_call_function_error(pf->result_body_wb, "This transaction is already in progress.", HTTP_RESP_BAD_REQUEST); |
| 79 | pf->result.cb(pf->result_body_wb, pf->code, pf->result.data); |
| 80 | string_freez(pf->function); |
| 81 | |
| 82 | return false; |
| 83 | } |
| 84 | |
| 85 | static void inflight_functions_delete_callback(const DICTIONARY_ITEM *item __maybe_unused, void *func, void *parser_ptr) { |
| 86 | struct inflight_function *pf = func; |
| 87 | struct parser *parser = (struct parser *)parser_ptr; (void)parser; |
| 88 | |
| 89 | internal_error(LOG_FUNCTIONS, |
| 90 | "FUNCTION '%s' result of transaction '%s' received from collector " |
| 91 | "(%zu bytes, request %"PRIu64" usec, response %"PRIu64" usec)", |
| 92 | string2str(pf->function), dictionary_acquired_item_name(item), |
| 93 | buffer_strlen(pf->result_body_wb), |
| 94 | pf->sent_monotonic_ut - pf->started_monotonic_ut, now_realtime_usec() - pf->sent_monotonic_ut); |
| 95 | |
| 96 | if(pf->code == HTTP_RESP_SERVICE_UNAVAILABLE && !buffer_strlen(pf->result_body_wb)) |
| 97 | rrd_call_function_error(pf->result_body_wb, "The plugin that was servicing this request, exited before responding.", pf->code); |
| 98 | |
| 99 | pf->result.cb(pf->result_body_wb, pf->code, pf->result.data); |
| 100 | |
| 101 | string_freez(pf->function); |
| 102 | buffer_free((void *)pf->payload); |
| 103 | freez((void *)pf->source); |
| 104 | } |
| 105 | |
| 106 | void pluginsd_inflight_functions_init(PARSER *parser) { |
| 107 | parser->inflight.functions = dictionary_create_advanced(DICT_OPTION_DONT_OVERWRITE_VALUE, &dictionary_stats_category_functions, 0); |
| 108 | dictionary_register_insert_callback(parser->inflight.functions, inflight_functions_insert_callback, parser); |
| 109 | dictionary_register_delete_callback(parser->inflight.functions, inflight_functions_delete_callback, parser); |
| 110 | dictionary_register_conflict_callback(parser->inflight.functions, inflight_functions_conflict_callback, parser); |
| 111 | } |
| 112 | |
| 113 | void pluginsd_inflight_functions_cleanup(PARSER *parser) { |
| 114 | dictionary_destroy(parser->inflight.functions); |
| 115 | } |
| 116 | |
| 117 | // ---------------------------------------------------------------------------- |
| 118 | |
| 119 | void pluginsd_inflight_functions_garbage_collect(PARSER *parser, usec_t now_ut) { |
| 120 | parser->inflight.smaller_monotonic_timeout_ut = 0; |
| 121 | struct inflight_function *pf; |
| 122 | dfe_start_write(parser->inflight.functions, pf) { |
| 123 | if (*pf->stop_monotonic_ut + RRDFUNCTIONS_TIMEOUT_EXTENSION_UT < now_ut) { |
| 124 | internal_error(true, |
| 125 | "FUNCTION '%s' removing expired transaction '%s', after %"PRIu64" usec.", |
| 126 | string2str(pf->function), pf_dfe.name, now_ut - pf->started_monotonic_ut); |
| 127 | |
| 128 | if(!buffer_strlen(pf->result_body_wb) || pf->code == HTTP_RESP_OK) |
| 129 | pf->code = rrd_call_function_error(pf->result_body_wb, |
| 130 | "Timeout waiting for a response.", |
| 131 | HTTP_RESP_GATEWAY_TIMEOUT); |
| 132 | |
| 133 | // Notify the plugin that the transaction has been cancelled due to timeout, |
| 134 | // so it can stop any in-progress work for this transaction. |
| 135 | char buffer[2048]; |
| 136 | snprintfz(buffer, sizeof(buffer), PLUGINSD_CALL_FUNCTION_CANCEL " %s\n", pf_dfe.name); |
| 137 | send_to_plugin(buffer, pf->parser, STREAM_TRAFFIC_TYPE_FUNCTIONS); |
| 138 | |
| 139 | dictionary_del(parser->inflight.functions, pf_dfe.name); |
| 140 | } |
| 141 | |
| 142 | else if(!parser->inflight.smaller_monotonic_timeout_ut || *pf->stop_monotonic_ut + RRDFUNCTIONS_TIMEOUT_EXTENSION_UT < parser->inflight.smaller_monotonic_timeout_ut) |
| 143 | parser->inflight.smaller_monotonic_timeout_ut = *pf->stop_monotonic_ut + RRDFUNCTIONS_TIMEOUT_EXTENSION_UT; |
| 144 | } |
| 145 | dfe_done(pf); |
| 146 | } |
| 147 | |
| 148 | // ---------------------------------------------------------------------------- |
| 149 | |
| 150 | static void pluginsd_function_cancel(void *data) { |
| 151 | struct inflight_function *look_for = data, *t; |
| 152 | |
| 153 | bool sent = false; |
| 154 | dfe_start_read(look_for->parser->inflight.functions, t) { |
| 155 | if(look_for == t) { |
| 156 | const char *transaction = t_dfe.name; |
| 157 | |
| 158 | internal_error(true, "PLUGINSD: sending function cancellation to plugin for transaction '%s'", transaction); |
| 159 | |
| 160 | char buffer[2048]; |
| 161 | snprintfz(buffer, sizeof(buffer), PLUGINSD_CALL_FUNCTION_CANCEL " %s\n", transaction); |
| 162 | |
| 163 | // send the command to the plugin |
| 164 | ssize_t ret = send_to_plugin(buffer, t->parser, STREAM_TRAFFIC_TYPE_FUNCTIONS); |
| 165 | if(ret < 0) |
| 166 | sent = true; |
| 167 | |
| 168 | break; |
| 169 | } |
| 170 | } |
| 171 | dfe_done(t); |
| 172 | |
| 173 | if(sent <= 0) |
| 174 | nd_log(NDLS_DAEMON, NDLP_DEBUG, |
| 175 | "PLUGINSD: FUNCTION_CANCEL request didn't match any pending function requests in pluginsd.d."); |
| 176 | } |
| 177 | |
| 178 | static void pluginsd_function_progress_to_plugin(const char *transaction, void *data) { |
| 179 | PARSER *parser = data; |
| 180 | |
| 181 | if(!transaction || !*transaction) { |
| 182 | nd_log(NDLS_DAEMON, NDLP_ERR, |
| 183 | "PLUGINSD: FUNCTION_PROGRESS request without transaction!"); |
| 184 | return; |
| 185 | } |
| 186 | |
| 187 | if(!parser) { |
| 188 | nd_log(NDLS_DAEMON, NDLP_ERR, |
| 189 | "PLUGINSD: FUNCTION_PROGRESS request without parser!"); |
| 190 | return; |
| 191 | } |
| 192 | |
| 193 | DICTIONARY *dict = parser->inflight.functions; |
| 194 | |
| 195 | if(!dict) { |
| 196 | nd_log(NDLS_DAEMON, NDLP_ERR, |
| 197 | "PLUGINSD: FUNCTION_PROGRESS request without inflight functions dictionary!"); |
| 198 | return; |
| 199 | } |
| 200 | |
| 201 | const DICTIONARY_ITEM *item = dictionary_get_and_acquire_item(dict, transaction); |
| 202 | if(!item) { |
| 203 | nd_log(NDLS_DAEMON, NDLP_DEBUG, |
| 204 | "PLUGINSD: FUNCTION_PROGRESS request for transaction '%s' that is not in progress!", transaction); |
| 205 | return; |
| 206 | } |
| 207 | |
| 208 | struct inflight_function *t = dictionary_acquired_item_value(item); |
| 209 | if(t->parser != parser) { |
| 210 | nd_log(NDLS_DAEMON, NDLP_ERR, |
| 211 | "PLUGINSD: FUNCTION_PROGRESS request for transaction '%s' parser mismatch!", transaction); |
| 212 | dictionary_acquired_item_release(dict, item); |
| 213 | return; |
| 214 | } |
| 215 | |
| 216 | internal_error(true, "PLUGINSD: sending function progress to plugin for transaction '%s'", transaction); |
| 217 | |
| 218 | char buffer[512]; |
| 219 | snprintfz(buffer, sizeof(buffer), PLUGINSD_CALL_FUNCTION_PROGRESS " %s\n", transaction); |
| 220 | |
| 221 | // send the command to the plugin |
| 222 | ssize_t ret = send_to_plugin(buffer, t->parser, STREAM_TRAFFIC_TYPE_FUNCTIONS); |
| 223 | if(ret != (ssize_t)strlen(buffer)) { |
| 224 | nd_log(NDLS_DAEMON, NDLP_ERR, |
| 225 | "PLUGINSD: FUNCTION_PROGRESS request failed to send to plugin for transaction '%s'", transaction); |
| 226 | } |
| 227 | |
| 228 | dictionary_acquired_item_release(dict, item); |
| 229 | } |
| 230 | |
| 231 | // this is the function called from |
| 232 | // rrd_call_function_and_wait() and rrd_call_function_async() |
| 233 | int pluginsd_function_execute_cb(struct rrd_function_execute *rfe, void *data) { |
| 234 | |
| 235 | // IMPORTANT: this function MUST call the result_cb even on failures |
| 236 | |
| 237 | PARSER *parser = data; |
| 238 | |
| 239 | usec_t now_ut = now_monotonic_usec(); |
| 240 | |
| 241 | int timeout_s = (int)((*rfe->stop_monotonic_ut - now_ut + USEC_PER_SEC / 2) / USEC_PER_SEC); |
| 242 | |
| 243 | struct inflight_function tmp = { |
| 244 | .started_monotonic_ut = now_ut, |
| 245 | .stop_monotonic_ut = rfe->stop_monotonic_ut, |
| 246 | .result_body_wb = rfe->result.wb, |
| 247 | .timeout_s = timeout_s, |
| 248 | .function = string_strdupz(rfe->function), |
| 249 | .payload = buffer_dup(rfe->payload), |
| 250 | .access = rfe->user_access, |
| 251 | .source = rfe->source ? strdupz(rfe->source) : NULL, |
| 252 | .parser = parser, |
| 253 | |
| 254 | .result = { |
| 255 | .cb = rfe->result.cb, |
| 256 | .data = rfe->result.data, |
| 257 | }, |
| 258 | .progress = { |
| 259 | .cb = rfe->progress.cb, |
| 260 | .data = rfe->progress.data, |
| 261 | }, |
| 262 | }; |
| 263 | uuid_copy(tmp.transaction, *rfe->transaction); |
| 264 | |
| 265 | char transaction_str[UUID_COMPACT_STR_LEN]; |
| 266 | uuid_unparse_lower_compact(tmp.transaction, transaction_str); |
| 267 | |
| 268 | dictionary_write_lock(parser->inflight.functions); |
| 269 | |
| 270 | // if there is any error, our dictionary callbacks will call the caller callback to notify |
| 271 | // the caller about the error - no need for error handling here. |
| 272 | struct inflight_function *t = dictionary_set(parser->inflight.functions, transaction_str, &tmp, sizeof(struct inflight_function)); |
| 273 | if(!t) { |
| 274 | // dictionary_set() returns NULL when the dictionary is destroyed |
| 275 | // (e.g., the plugin has exited). Clean up and notify the caller. |
| 276 | dictionary_write_unlock(parser->inflight.functions); |
| 277 | |
| 278 | int code = HTTP_RESP_SERVICE_UNAVAILABLE; |
| 279 | rrd_call_function_error(rfe->result.wb, "The plugin is not available.", code); |
| 280 | rfe->result.cb(rfe->result.wb, code, rfe->result.data); |
| 281 | |
| 282 | string_freez(tmp.function); |
| 283 | buffer_free(tmp.payload); |
| 284 | freez((void *)tmp.source); |
| 285 | |
| 286 | return code; |
| 287 | } |
| 288 | |
| 289 | if(!t->sent_successfully) { |
| 290 | int code = t->code; |
| 291 | dictionary_write_unlock(parser->inflight.functions); |
| 292 | dictionary_del(parser->inflight.functions, transaction_str); |
| 293 | pluginsd_inflight_functions_garbage_collect(parser, now_ut); |
| 294 | return code; |
| 295 | } |
| 296 | else { |
| 297 | if (rfe->register_canceller.cb) |
| 298 | rfe->register_canceller.cb(rfe->register_canceller.data, pluginsd_function_cancel, t); |
| 299 | |
| 300 | if (rfe->register_progresser.cb && |
| 301 | (parser->repertoire == PARSER_INIT_PLUGINSD || (parser->repertoire == PARSER_INIT_STREAMING && |
| 302 | stream_has_capability(&parser->user, STREAM_CAP_PROGRESS)))) |
| 303 | rfe->register_progresser.cb(rfe->register_progresser.data, pluginsd_function_progress_to_plugin, t->parser); |
| 304 | |
| 305 | if (!parser->inflight.smaller_monotonic_timeout_ut || |
| 306 | *tmp.stop_monotonic_ut + RRDFUNCTIONS_TIMEOUT_EXTENSION_UT < parser->inflight.smaller_monotonic_timeout_ut) |
| 307 | parser->inflight.smaller_monotonic_timeout_ut = *tmp.stop_monotonic_ut + RRDFUNCTIONS_TIMEOUT_EXTENSION_UT; |
| 308 | |
| 309 | // garbage collect stale inflight functions |
| 310 | if (parser->inflight.smaller_monotonic_timeout_ut < now_ut) |
| 311 | pluginsd_inflight_functions_garbage_collect(parser, now_ut); |
| 312 | |
| 313 | dictionary_write_unlock(parser->inflight.functions); |
| 314 | |
| 315 | return HTTP_RESP_OK; |
| 316 | } |
| 317 | } |
| 318 | |
| 319 | PARSER_RC pluginsd_function(char **words, size_t num_words, PARSER *parser) { |
| 320 | // a plugin or a child is registering a function |
| 321 | |
| 322 | bool global = false; |
| 323 | size_t i = 1; |
| 324 | if(num_words >= 2 && strcmp(get_word(words, num_words, 1), "GLOBAL") == 0) { |
| 325 | i++; |
| 326 | global = true; |
| 327 | } |
| 328 | |
| 329 | char *name = get_word(words, num_words, i++); |
| 330 | char *timeout_str = get_word(words, num_words, i++); |
| 331 | char *help = get_word(words, num_words, i++); |
| 332 | char *tags = get_word(words, num_words, i++); |
| 333 | char *access_str = get_word(words, num_words, i++); |
| 334 | char *priority_str = get_word(words, num_words, i++); |
| 335 | char *version_str = get_word(words, num_words, i++); |
| 336 | |
| 337 | RRDHOST *host = pluginsd_require_scope_host(parser, PLUGINSD_KEYWORD_FUNCTION); |
| 338 | if(!host) return PARSER_RC_ERROR; |
| 339 | |
| 340 | RRDSET *st = (global)? NULL: pluginsd_require_scope_chart(parser, PLUGINSD_KEYWORD_FUNCTION, PLUGINSD_KEYWORD_CHART); |
| 341 | if(!st) global = true; |
| 342 | |
| 343 | if (unlikely(!timeout_str || !name || !help || (!global && !st))) { |
| 344 | netdata_log_error("PLUGINSD: 'host:%s/chart:%s' got a FUNCTION, without providing the required data (global = '%s', name = '%s', timeout = '%s', priority = '%s', version = '%s', help = '%s'). Ignoring it.", |
| 345 | rrdhost_hostname(host), |
| 346 | st?rrdset_id(st):"(unset)", |
| 347 | global?"yes":"no", |
| 348 | name?name:"(unset)", |
| 349 | timeout_str ? timeout_str : "(unset)", |
| 350 | priority_str ? priority_str : "(unset)", |
| 351 | version_str ? version_str : "(unset)", |
| 352 | help?help:"(unset)" |
| 353 | ); |
| 354 | return PARSER_RC_ERROR; |
| 355 | } |
| 356 | |
| 357 | int timeout_s = PLUGINS_FUNCTIONS_TIMEOUT_DEFAULT; |
| 358 | if (timeout_str && *timeout_str) { |
| 359 | timeout_s = str2i(timeout_str); |
| 360 | if (unlikely(timeout_s <= 0)) |
| 361 | timeout_s = PLUGINS_FUNCTIONS_TIMEOUT_DEFAULT; |
| 362 | } |
| 363 | |
| 364 | int priority = RRDFUNCTIONS_PRIORITY_DEFAULT; |
| 365 | if(priority_str && *priority_str) { |
| 366 | priority = str2i(priority_str); |
| 367 | if(priority <= 0) |
| 368 | priority = RRDFUNCTIONS_PRIORITY_DEFAULT; |
| 369 | } |
| 370 | |
| 371 | uint32_t version = RRDFUNCTIONS_VERSION_DEFAULT; |
| 372 | if(version_str && *version_str) |
| 373 | version = str2u(version_str); |
| 374 | |
| 375 | rrd_function_add(host, st, name, timeout_s, priority, version, help, tags, |
| 376 | http_access_from_hex_mapping_old_roles(access_str), false, |
| 377 | pluginsd_function_execute_cb, parser); |
| 378 | |
| 379 | parser->user.data_collections_count++; |
| 380 | |
| 381 | return PARSER_RC_OK; |
| 382 | } |
| 383 | |
| 384 | static void pluginsd_function_result_end(struct parser *parser, void *action_data) { |
| 385 | STRING *key = action_data; |
| 386 | if(key) |
| 387 | dictionary_del(parser->inflight.functions, string2str(key)); |
| 388 | string_freez(key); |
| 389 | |
| 390 | parser->user.data_collections_count++; |
| 391 | } |
| 392 | |
| 393 | static inline struct inflight_function *inflight_function_find(PARSER *parser, const char *transaction) { |
| 394 | struct inflight_function *pf = NULL; |
| 395 | |
| 396 | if(transaction && *transaction) |
| 397 | pf = (struct inflight_function *)dictionary_get(parser->inflight.functions, transaction); |
| 398 | |
| 399 | if(!pf) |
| 400 | netdata_log_error("got a " PLUGINSD_KEYWORD_FUNCTION_RESULT_BEGIN " for transaction '%s', but the transaction is not found.", transaction ? transaction : "(unset)"); |
| 401 | |
| 402 | return pf; |
| 403 | } |
| 404 | |
| 405 | PARSER_RC pluginsd_function_result_begin(char **words, size_t num_words, PARSER *parser) { |
| 406 | char *transaction = get_word(words, num_words, 1); |
| 407 | char *status = get_word(words, num_words, 2); |
| 408 | char *format = get_word(words, num_words, 3); |
| 409 | char *expires = get_word(words, num_words, 4); |
| 410 | |
| 411 | if (unlikely(!transaction || !*transaction || !status || !*status || !format || !*format || !expires || !*expires)) { |
| 412 | netdata_log_error("got a " PLUGINSD_KEYWORD_FUNCTION_RESULT_BEGIN " without providing the required data (key = '%s', status = '%s', format = '%s', expires = '%s')." |
| 413 | , transaction ? transaction : "(unset)" |
| 414 | , status ? status : "(unset)" |
| 415 | , format ? format : "(unset)" |
| 416 | , expires ? expires : "(unset)" |
| 417 | ); |
| 418 | } |
| 419 | |
| 420 | int code = (status && *status) ? str2i(status) : 0; |
| 421 | if (code <= 0) |
| 422 | code = HTTP_RESP_BACKEND_RESPONSE_INVALID; |
| 423 | |
| 424 | time_t expiration = (expires && *expires) ? str2l(expires) : 0; |
| 425 | |
| 426 | struct inflight_function *pf = inflight_function_find(parser, transaction); |
| 427 | if(pf) { |
| 428 | if(format && *format) |
| 429 | pf->result_body_wb->content_type = content_type_string2id(format); |
| 430 | |
| 431 | pf->code = code; |
| 432 | |
| 433 | pf->result_body_wb->expires = expiration; |
| 434 | if(expiration <= now_realtime_sec()) |
| 435 | buffer_no_cacheable(pf->result_body_wb); |
| 436 | else |
| 437 | buffer_cacheable(pf->result_body_wb); |
| 438 | } |
| 439 | |
| 440 | parser->defer.response = (pf) ? pf->result_body_wb : NULL; |
| 441 | parser->defer.end_keyword = PLUGINSD_KEYWORD_FUNCTION_RESULT_END; |
| 442 | parser->defer.action = pluginsd_function_result_end; |
| 443 | parser->defer.action_data = string_strdupz(transaction); // it is ok is key is NULL |
| 444 | parser->flags |= PARSER_DEFER_UNTIL_KEYWORD; |
| 445 | |
| 446 | return PARSER_RC_OK; |
| 447 | } |
| 448 | |
| 449 | PARSER_RC pluginsd_function_progress(char **words, size_t num_words, PARSER *parser) { |
| 450 | size_t i = 1; |
| 451 | |
| 452 | char *transaction = get_word(words, num_words, i++); |
| 453 | char *done_str = get_word(words, num_words, i++); |
| 454 | char *all_str = get_word(words, num_words, i++); |
| 455 | |
| 456 | struct inflight_function *pf = inflight_function_find(parser, transaction); |
| 457 | if(pf) { |
| 458 | size_t done = done_str && *done_str ? str2u(done_str) : 0; |
| 459 | size_t all = all_str && *all_str ? str2u(all_str) : 0; |
| 460 | |
| 461 | if(pf->progress.cb) |
| 462 | pf->progress.cb(&pf->transaction, pf->progress.data, done, all); |
| 463 | } |
| 464 | |
| 465 | return PARSER_RC_OK; |
| 466 | } |