#include "common.h" int web_client_api_old_data_request(RRDHOST *host, struct web_client *w, char *url, int datasource_type) { if(!url || !*url) { buffer_flush(w->response.data); buffer_sprintf(w->response.data, "Incomplete request."); return 400; } RRDSET *st = NULL; char *args = strchr(url, '?'); if(args) { *args='\0'; args = &args[1]; } // get the name of the data to show char *tok = mystrsep(&url, "/"); if(!tok) tok = ""; // do we have such a data set? if(*tok) { debug(D_WEB_CLIENT, "%llu: Searching for RRD data with name '%s'.", w->id, tok); st = rrdset_find_byname(host, tok); if(!st) st = rrdset_find(host, tok); } if(!st) { // we don't have it // try to send a file with that name buffer_flush(w->response.data); return(mysendfile(w, tok)); } // we have it debug(D_WEB_CLIENT, "%llu: Found RRD data with name '%s'.", w->id, tok); // how many entries does the client want? int lines = (int)st->entries; int group_count = 1; time_t after = 0, before = 0; int group_method = GROUP_AVERAGE; int nonzero = 0; if(url) { // parse the lines required tok = mystrsep(&url, "/"); if(tok) lines = str2i(tok); if(lines < 1) lines = 1; } if(url) { // parse the group count required tok = mystrsep(&url, "/"); if(tok && *tok) group_count = str2i(tok); if(group_count < 1) group_count = 1; //if(group_count > save_history / 20) group_count = save_history / 20; } if(url) { // parse the grouping method required tok = mystrsep(&url, "/"); if(tok && *tok) { if(strcmp(tok, "max") == 0) group_method = GROUP_MAX; else if(strcmp(tok, "average") == 0) group_method = GROUP_AVERAGE; else if(strcmp(tok, "sum") == 0) group_method = GROUP_SUM; else debug(D_WEB_CLIENT, "%llu: Unknown group method '%s'", w->id, tok); } } if(url) { // parse after time tok = mystrsep(&url, "/"); if(tok && *tok) after = str2ul(tok); if(after < 0) after = 0; } if(url) { // parse before time tok = mystrsep(&url, "/"); if(tok && *tok) before = str2ul(tok); if(before < 0) before = 0; } if(url) { // parse nonzero tok = mystrsep(&url, "/"); if(tok && *tok && strcmp(tok, "nonzero") == 0) nonzero = 1; } w->response.data->contenttype = CT_APPLICATION_JSON; buffer_flush(w->response.data); char *google_version = "0.6"; char *google_reqId = "0"; char *google_sig = "0"; char *google_out = "json"; char *google_responseHandler = "google.visualization.Query.setResponse"; char *google_outFileName = NULL; time_t last_timestamp_in_data = 0; if(datasource_type == DATASOURCE_DATATABLE_JSON || datasource_type == DATASOURCE_DATATABLE_JSONP) { w->response.data->contenttype = CT_APPLICATION_X_JAVASCRIPT; while(args) { tok = mystrsep(&args, "&"); if(tok && *tok) { char *name = mystrsep(&tok, "="); if(name && *name && strcmp(name, "tqx") == 0) { char *key = mystrsep(&tok, ":"); char *value = mystrsep(&tok, ";"); if(key && value && *key && *value) { if(strcmp(key, "version") == 0) google_version = value; else if(strcmp(key, "reqId") == 0) google_reqId = value; else if(strcmp(key, "sig") == 0) google_sig = value; else if(strcmp(key, "out") == 0) google_out = value; else if(strcmp(key, "responseHandler") == 0) google_responseHandler = value; else if(strcmp(key, "outFileName") == 0) google_outFileName = value; } } } } debug(D_WEB_CLIENT_ACCESS, "%llu: GOOGLE JSONP: version = '%s', reqId = '%s', sig = '%s', out = '%s', responseHandler = '%s', outFileName = '%s'", w->id, google_version, google_reqId, google_sig, google_out, google_responseHandler, google_outFileName ); if(datasource_type == DATASOURCE_DATATABLE_JSONP) { last_timestamp_in_data = strtoul(google_sig, NULL, 0); // check the client wants json if(strcmp(google_out, "json") != 0) { buffer_sprintf(w->response.data, "%s({version:'%s',reqId:'%s',status:'error',errors:[{reason:'invalid_query',message:'output format is not supported',detailed_message:'the format %s requested is not supported by netdata.'}]});", google_responseHandler, google_version, google_reqId, google_out); return 200; } } } if(datasource_type == DATASOURCE_DATATABLE_JSONP) { buffer_sprintf(w->response.data, "%s({version:'%s',reqId:'%s',status:'ok',sig:'%ld',table:", google_responseHandler, google_version, google_reqId, st->last_updated.tv_sec); } debug(D_WEB_CLIENT_ACCESS, "%llu: Sending RRD data '%s' (id %s, %d lines, %d group, %d group_method, %ld after, %ld before).", w->id, st->name, st->id, lines, group_count, group_method, after, before); time_t timestamp_in_data = rrdset2json_api_old(datasource_type, st, w->response.data, lines, group_count , group_method, (unsigned long) after, (unsigned long) before , nonzero); if(datasource_type == DATASOURCE_DATATABLE_JSONP) { if(timestamp_in_data > last_timestamp_in_data) buffer_strcat(w->response.data, "});"); else { // the client already has the latest data buffer_flush(w->response.data); buffer_sprintf(w->response.data, "%s({version:'%s',reqId:'%s',status:'error',errors:[{reason:'not_modified',message:'Data not modified'}]});", google_responseHandler, google_version, google_reqId); } } return 200; } inline int web_client_api_old_data_request_json(RRDHOST *host, struct web_client *w, char *url) { return web_client_api_old_data_request(host, w, url, DATASOURCE_JSON); } inline int web_client_api_old_data_request_jsonp(RRDHOST *host, struct web_client *w, char *url) { return web_client_api_old_data_request(host, w, url, DATASOURCE_DATATABLE_JSONP); } inline int web_client_api_old_graph_request(RRDHOST *host, struct web_client *w, char *url) { // get the name of the data to show char *tok = mystrsep(&url, "/?&"); if(tok && *tok) { debug(D_WEB_CLIENT, "%llu: Searching for RRD data with name '%s'.", w->id, tok); // do we have such a data set? RRDSET *st = rrdset_find_byname(host, tok); if(!st) st = rrdset_find(host, tok); if(!st) { // we don't have it // try to send a file with that name buffer_flush(w->response.data); return mysendfile(w, tok); } st->last_accessed_time = now_realtime_sec(); debug(D_WEB_CLIENT_ACCESS, "%llu: Sending %s.json of RRD_STATS...", w->id, st->name); w->response.data->contenttype = CT_APPLICATION_JSON; buffer_flush(w->response.data); rrd_graph2json_api_old(st, url, w->response.data); return 200; } buffer_flush(w->response.data); buffer_strcat(w->response.data, "Graph name?\r\n"); return 400; } inline int web_client_api_old_list_request(RRDHOST *host, struct web_client *w, char *url) { (void)url; buffer_flush(w->response.data); RRDSET *st; rrdhost_rdlock(host); rrdset_foreach_read(st, host) { if(rrdset_is_available_for_viewers(st)) buffer_sprintf(w->response.data, "%s\n", st->name); } rrdhost_unlock(host); return 200; } inline int web_client_api_old_all_json(RRDHOST *host, struct web_client *w, char *url) { (void)url; w->response.data->contenttype = CT_APPLICATION_JSON; buffer_flush(w->response.data); rrd_all2json_api_old(host, w->response.data); return 200; }