New upstream version 1.11.0+dfsgupstream/1.11.0+dfsg

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 298 insertions, 0 deletions

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, "<html>\\n<center>\\n<table border=\\\"0\\\" cellpadding=\\\"5\\\" cellspacing=\\\"5\\\">\\n");
+            rrdr2csv(r, wb, format, options, "<tr><td>", "</td><td>", "</td></tr>\\n", "");
+            buffer_strcat(wb, "</table>\\n</center>\\n</html>\\n");
+            rrdr_json_wrapper_end(r, wb, format, options, 1);
+        }
+        else {
+            wb->contenttype = CT_TEXT_HTML;
+            buffer_strcat(wb, "<html>\n<center>\n<table border=\"0\" cellpadding=\"5\" cellspacing=\"5\">\n");
+            rrdr2csv(r, wb, format, options, "<tr><td>", "</td><td>", "</td></tr>\n", "");
+            buffer_strcat(wb, "</table>\n</center>\n</html>\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;
+}