From a64a253794ac64cb40befee54db53bde17dd0d49 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 7 Nov 2018 13:19:29 +0100 Subject: New upstream version 1.11.0+dfsg Signed-off-by: Daniel Baumann --- web/api/formatters/rrd2json.c | 298 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 298 insertions(+) create mode 100644 web/api/formatters/rrd2json.c (limited to 'web/api/formatters/rrd2json.c') diff --git a/web/api/formatters/rrd2json.c b/web/api/formatters/rrd2json.c new file mode 100644 index 000000000..5cdcc80ff --- /dev/null +++ b/web/api/formatters/rrd2json.c @@ -0,0 +1,298 @@ +// SPDX-License-Identifier: GPL-3.0-or-later + +#include "web/api/web_api_v1.h" + +void rrd_stats_api_v1_chart(RRDSET *st, BUFFER *wb) { + rrdset2json(st, wb, NULL, NULL); +} + +void rrdr_buffer_print_format(BUFFER *wb, uint32_t format) { + switch(format) { + case DATASOURCE_JSON: + buffer_strcat(wb, DATASOURCE_FORMAT_JSON); + break; + + case DATASOURCE_DATATABLE_JSON: + buffer_strcat(wb, DATASOURCE_FORMAT_DATATABLE_JSON); + break; + + case DATASOURCE_DATATABLE_JSONP: + buffer_strcat(wb, DATASOURCE_FORMAT_DATATABLE_JSONP); + break; + + case DATASOURCE_JSONP: + buffer_strcat(wb, DATASOURCE_FORMAT_JSONP); + break; + + case DATASOURCE_SSV: + buffer_strcat(wb, DATASOURCE_FORMAT_SSV); + break; + + case DATASOURCE_CSV: + buffer_strcat(wb, DATASOURCE_FORMAT_CSV); + break; + + case DATASOURCE_TSV: + buffer_strcat(wb, DATASOURCE_FORMAT_TSV); + break; + + case DATASOURCE_HTML: + buffer_strcat(wb, DATASOURCE_FORMAT_HTML); + break; + + case DATASOURCE_JS_ARRAY: + buffer_strcat(wb, DATASOURCE_FORMAT_JS_ARRAY); + break; + + case DATASOURCE_SSV_COMMA: + buffer_strcat(wb, DATASOURCE_FORMAT_SSV_COMMA); + break; + + default: + buffer_strcat(wb, "unknown"); + break; + } +} + +int rrdset2value_api_v1( + RRDSET *st + , BUFFER *wb + , calculated_number *n + , const char *dimensions + , long points + , long long after + , long long before + , int group_method + , long group_time + , uint32_t options + , time_t *db_after + , time_t *db_before + , int *value_is_null +) { + RRDR *r = rrd2rrdr(st, points, after, before, group_method, group_time, options, dimensions); + if(!r) { + if(value_is_null) *value_is_null = 1; + return 500; + } + + if(rrdr_rows(r) == 0) { + rrdr_free(r); + + if(db_after) *db_after = 0; + if(db_before) *db_before = 0; + if(value_is_null) *value_is_null = 1; + + return 400; + } + + if(wb) { + if (r->result_options & RRDR_RESULT_OPTION_RELATIVE) + buffer_no_cacheable(wb); + else if (r->result_options & RRDR_RESULT_OPTION_ABSOLUTE) + buffer_cacheable(wb); + } + + if(db_after) *db_after = r->after; + if(db_before) *db_before = r->before; + + long i = (!(options & RRDR_OPTION_REVERSED))?rrdr_rows(r) - 1:0; + *n = rrdr2value(r, i, options, value_is_null); + + rrdr_free(r); + return 200; +} + +int rrdset2anything_api_v1( + RRDSET *st + , BUFFER *wb + , BUFFER *dimensions + , uint32_t format + , long points + , long long after + , long long before + , int group_method + , long group_time + , uint32_t options + , time_t *latest_timestamp +) { + st->last_accessed_time = now_realtime_sec(); + + RRDR *r = rrd2rrdr(st, points, after, before, group_method, group_time, options, dimensions?buffer_tostring(dimensions):NULL); + if(!r) { + buffer_strcat(wb, "Cannot generate output with these parameters on this chart."); + return 500; + } + + if(r->result_options & RRDR_RESULT_OPTION_RELATIVE) + buffer_no_cacheable(wb); + else if(r->result_options & RRDR_RESULT_OPTION_ABSOLUTE) + buffer_cacheable(wb); + + if(latest_timestamp && rrdr_rows(r) > 0) + *latest_timestamp = r->before; + + switch(format) { + case DATASOURCE_SSV: + if(options & RRDR_OPTION_JSON_WRAP) { + wb->contenttype = CT_APPLICATION_JSON; + rrdr_json_wrapper_begin(r, wb, format, options, 1); + rrdr2ssv(r, wb, options, "", " ", ""); + rrdr_json_wrapper_end(r, wb, format, options, 1); + } + else { + wb->contenttype = CT_TEXT_PLAIN; + rrdr2ssv(r, wb, options, "", " ", ""); + } + break; + + case DATASOURCE_SSV_COMMA: + if(options & RRDR_OPTION_JSON_WRAP) { + wb->contenttype = CT_APPLICATION_JSON; + rrdr_json_wrapper_begin(r, wb, format, options, 1); + rrdr2ssv(r, wb, options, "", ",", ""); + rrdr_json_wrapper_end(r, wb, format, options, 1); + } + else { + wb->contenttype = CT_TEXT_PLAIN; + rrdr2ssv(r, wb, options, "", ",", ""); + } + break; + + case DATASOURCE_JS_ARRAY: + if(options & RRDR_OPTION_JSON_WRAP) { + wb->contenttype = CT_APPLICATION_JSON; + rrdr_json_wrapper_begin(r, wb, format, options, 0); + rrdr2ssv(r, wb, options, "[", ",", "]"); + rrdr_json_wrapper_end(r, wb, format, options, 0); + } + else { + wb->contenttype = CT_APPLICATION_JSON; + rrdr2ssv(r, wb, options, "[", ",", "]"); + } + break; + + case DATASOURCE_CSV: + if(options & RRDR_OPTION_JSON_WRAP) { + wb->contenttype = CT_APPLICATION_JSON; + rrdr_json_wrapper_begin(r, wb, format, options, 1); + rrdr2csv(r, wb, format, options, "", ",", "\\n", ""); + rrdr_json_wrapper_end(r, wb, format, options, 1); + } + else { + wb->contenttype = CT_TEXT_PLAIN; + rrdr2csv(r, wb, format, options, "", ",", "\r\n", ""); + } + break; + + case DATASOURCE_CSV_MARKDOWN: + if(options & RRDR_OPTION_JSON_WRAP) { + wb->contenttype = CT_APPLICATION_JSON; + rrdr_json_wrapper_begin(r, wb, format, options, 1); + rrdr2csv(r, wb, format, options, "", "|", "\\n", ""); + rrdr_json_wrapper_end(r, wb, format, options, 1); + } + else { + wb->contenttype = CT_TEXT_PLAIN; + rrdr2csv(r, wb, format, options, "", "|", "\r\n", ""); + } + break; + + case DATASOURCE_CSV_JSON_ARRAY: + wb->contenttype = CT_APPLICATION_JSON; + if(options & RRDR_OPTION_JSON_WRAP) { + rrdr_json_wrapper_begin(r, wb, format, options, 0); + buffer_strcat(wb, "[\n"); + rrdr2csv(r, wb, format, options + RRDR_OPTION_LABEL_QUOTES, "[", ",", "]", ",\n"); + buffer_strcat(wb, "\n]"); + rrdr_json_wrapper_end(r, wb, format, options, 0); + } + else { + wb->contenttype = CT_APPLICATION_JSON; + buffer_strcat(wb, "[\n"); + rrdr2csv(r, wb, format, options + RRDR_OPTION_LABEL_QUOTES, "[", ",", "]", ",\n"); + buffer_strcat(wb, "\n]"); + } + break; + + case DATASOURCE_TSV: + if(options & RRDR_OPTION_JSON_WRAP) { + wb->contenttype = CT_APPLICATION_JSON; + rrdr_json_wrapper_begin(r, wb, format, options, 1); + rrdr2csv(r, wb, format, options, "", "\t", "\\n", ""); + rrdr_json_wrapper_end(r, wb, format, options, 1); + } + else { + wb->contenttype = CT_TEXT_PLAIN; + rrdr2csv(r, wb, format, options, "", "\t", "\r\n", ""); + } + break; + + case DATASOURCE_HTML: + if(options & RRDR_OPTION_JSON_WRAP) { + wb->contenttype = CT_APPLICATION_JSON; + rrdr_json_wrapper_begin(r, wb, format, options, 1); + buffer_strcat(wb, "\\n
\\n\\n"); + rrdr2csv(r, wb, format, options, "\\n", ""); + buffer_strcat(wb, "
", "", "
\\n
\\n\\n"); + rrdr_json_wrapper_end(r, wb, format, options, 1); + } + else { + wb->contenttype = CT_TEXT_HTML; + buffer_strcat(wb, "\n
\n\n"); + rrdr2csv(r, wb, format, options, "\n", ""); + buffer_strcat(wb, "
", "", "
\n
\n\n"); + } + break; + + case DATASOURCE_DATATABLE_JSONP: + wb->contenttype = CT_APPLICATION_X_JAVASCRIPT; + + if(options & RRDR_OPTION_JSON_WRAP) + rrdr_json_wrapper_begin(r, wb, format, options, 0); + + rrdr2json(r, wb, options, 1); + + if(options & RRDR_OPTION_JSON_WRAP) + rrdr_json_wrapper_end(r, wb, format, options, 0); + break; + + case DATASOURCE_DATATABLE_JSON: + wb->contenttype = CT_APPLICATION_JSON; + + if(options & RRDR_OPTION_JSON_WRAP) + rrdr_json_wrapper_begin(r, wb, format, options, 0); + + rrdr2json(r, wb, options, 1); + + if(options & RRDR_OPTION_JSON_WRAP) + rrdr_json_wrapper_end(r, wb, format, options, 0); + break; + + case DATASOURCE_JSONP: + wb->contenttype = CT_APPLICATION_X_JAVASCRIPT; + if(options & RRDR_OPTION_JSON_WRAP) + rrdr_json_wrapper_begin(r, wb, format, options, 0); + + rrdr2json(r, wb, options, 0); + + if(options & RRDR_OPTION_JSON_WRAP) + rrdr_json_wrapper_end(r, wb, format, options, 0); + break; + + case DATASOURCE_JSON: + default: + wb->contenttype = CT_APPLICATION_JSON; + + if(options & RRDR_OPTION_JSON_WRAP) + rrdr_json_wrapper_begin(r, wb, format, options, 0); + + rrdr2json(r, wb, options, 0); + + if(options & RRDR_OPTION_JSON_WRAP) + rrdr_json_wrapper_end(r, wb, format, options, 0); + break; + } + + rrdr_free(r); + return 200; +} -- cgit v1.2.3