diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2023-07-20 04:49:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2023-07-20 04:49:55 +0000 |
commit | ab1bb5b7f1c3c3a7b240ab7fc8661459ecd7decb (patch) | |
tree | 7a900833aad3ccc685712c6c2a7d87576d54f427 /libnetdata/buffer/buffer.h | |
parent | Adding upstream version 1.40.1. (diff) | |
download | netdata-upstream/1.41.0.tar.xz netdata-upstream/1.41.0.zip |
Adding upstream version 1.41.0.upstream/1.41.0
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | libnetdata/buffer/buffer.h | 223 |
1 files changed, 210 insertions, 13 deletions
diff --git a/libnetdata/buffer/buffer.h b/libnetdata/buffer/buffer.h index 22686a5a1..d0078a521 100644 --- a/libnetdata/buffer/buffer.h +++ b/libnetdata/buffer/buffer.h @@ -6,7 +6,7 @@ #include "../string/utf8.h" #include "../libnetdata.h" -#ifdef ENABLE_HTTPD +#ifdef ENABLE_H2O #include "h2o/memory.h" #endif @@ -61,6 +61,11 @@ typedef enum __attribute__ ((__packed__)) { CT_IMAGE_ICNS, CT_IMAGE_BMP, CT_PROMETHEUS, + CT_AUDIO_MPEG, + CT_AUDIO_OGG, + CT_VIDEO_MP4, + CT_APPLICATION_PDF, + CT_APPLICATION_ZIP, } HTTP_CONTENT_TYPE; typedef struct web_buffer { @@ -133,7 +138,7 @@ void buffer_char_replace(BUFFER *wb, char from, char to); void buffer_print_sn_flags(BUFFER *wb, SN_FLAGS flags, bool send_anomaly_bit); -#ifdef ENABLE_HTTPD +#ifdef ENABLE_H2O h2o_iovec_t buffer_to_h2o_iovec(BUFFER *wb); #endif @@ -242,19 +247,16 @@ static inline void buffer_strncat(BUFFER *wb, const char *txt, size_t len) { if(unlikely(!txt || !*txt)) return; const char *t = txt; - while(*t) { - buffer_need_bytes(wb, len); - char *s = &wb->buffer[wb->len]; - char *d = s; - const char *e = &wb->buffer[wb->len + len]; + buffer_need_bytes(wb, len + 1); + char *s = &wb->buffer[wb->len]; + char *d = s; + const char *e = &wb->buffer[wb->len + len]; - while(*t && d < e) - *d++ = *t++; + while(*t && d < e) + *d++ = *t++; - wb->len += d - s; - } + wb->len += d - s; - buffer_need_bytes(wb, 1); wb->buffer[wb->len] = '\0'; buffer_overflow_check(wb); @@ -760,7 +762,7 @@ static inline void buffer_json_member_add_uuid(BUFFER *wb, const char *key, uuid buffer_print_json_key(wb, key); buffer_fast_strcat(wb, ":", 1); - if(value) { + if(value && !uuid_is_null(*value)) { char uuid[GUID_LEN + 1]; uuid_unparse_lower(*value, uuid); buffer_json_add_string_value(wb, uuid); @@ -921,4 +923,199 @@ static inline void buffer_json_array_close(BUFFER *wb) { _buffer_json_depth_pop(wb); } +typedef enum __attribute__((packed)) { + RRDF_FIELD_OPTS_NONE = 0, + RRDF_FIELD_OPTS_UNIQUE_KEY = (1 << 0), // the field is the unique key of the row + RRDF_FIELD_OPTS_VISIBLE = (1 << 1), // the field should be visible by default + RRDF_FIELD_OPTS_STICKY = (1 << 2), // the field should be sticky +} RRDF_FIELD_OPTIONS; + +typedef enum __attribute__((packed)) { + RRDF_FIELD_TYPE_INTEGER, + RRDF_FIELD_TYPE_STRING, + RRDF_FIELD_TYPE_DETAIL_STRING, + RRDF_FIELD_TYPE_BAR_WITH_INTEGER, + RRDF_FIELD_TYPE_DURATION, + RRDF_FIELD_TYPE_TIMESTAMP, + RRDF_FIELD_TYPE_ARRAY, +} RRDF_FIELD_TYPE; + +static inline const char *rrdf_field_type_to_string(RRDF_FIELD_TYPE type) { + switch(type) { + default: + case RRDF_FIELD_TYPE_INTEGER: + return "integer"; + + case RRDF_FIELD_TYPE_STRING: + return "string"; + + case RRDF_FIELD_TYPE_DETAIL_STRING: + return "detail-string"; + + case RRDF_FIELD_TYPE_BAR_WITH_INTEGER: + return "bar-with-integer"; + + case RRDF_FIELD_TYPE_DURATION: + return "duration"; + + case RRDF_FIELD_TYPE_TIMESTAMP: + return "timestamp"; + + case RRDF_FIELD_TYPE_ARRAY: + return "array"; + } +} + +typedef enum __attribute__((packed)) { + RRDF_FIELD_VISUAL_VALUE, // show the value, possibly applying a transformation + RRDF_FIELD_VISUAL_BAR, // show the value and a bar, respecting the max field to fill the bar at 100% + RRDF_FIELD_VISUAL_PILL, // array of values (transformation is respected) +} RRDF_FIELD_VISUAL; + +static inline const char *rrdf_field_visual_to_string(RRDF_FIELD_VISUAL visual) { + switch(visual) { + default: + case RRDF_FIELD_VISUAL_VALUE: + return "value"; + + case RRDF_FIELD_VISUAL_BAR: + return "bar"; + + case RRDF_FIELD_VISUAL_PILL: + return "pill"; + } +} + +typedef enum __attribute__((packed)) { + RRDF_FIELD_TRANSFORM_NONE, // show the value as-is + RRDF_FIELD_TRANSFORM_NUMBER, // show the value repsecting the decimal_points + RRDF_FIELD_TRANSFORM_DURATION, // transform as duration in second to a human readable duration + RRDF_FIELD_TRANSFORM_DATETIME, // UNIX epoch timestamp in ms +} RRDF_FIELD_TRANSFORM; + +static inline const char *rrdf_field_transform_to_string(RRDF_FIELD_TRANSFORM transform) { + switch(transform) { + default: + case RRDF_FIELD_TRANSFORM_NONE: + return "none"; + + case RRDF_FIELD_TRANSFORM_NUMBER: + return "number"; + + case RRDF_FIELD_TRANSFORM_DURATION: + return "duration"; + + case RRDF_FIELD_TRANSFORM_DATETIME: + return "datetime"; + } +} + +typedef enum __attribute__((packed)) { + RRDF_FIELD_SORT_ASCENDING = (1 << 0), + RRDF_FIELD_SORT_DESCENDING = (1 << 1), + + RRDF_FIELD_SORT_FIXED = (1 << 7), +} RRDF_FIELD_SORT; + +static inline const char *rrdf_field_sort_to_string(RRDF_FIELD_SORT sort) { + if(sort & RRDF_FIELD_SORT_DESCENDING) + return "descending"; + + else + return "ascending"; +} + +typedef enum __attribute__((packed)) { + RRDF_FIELD_SUMMARY_UNIQUECOUNT, // Finds the number of unique values of a group of rows + RRDF_FIELD_SUMMARY_SUM, // Sums the values of a group of rows + RRDF_FIELD_SUMMARY_MIN, // Finds the minimum value of a group of rows + RRDF_FIELD_SUMMARY_MAX, // Finds the maximum value of a group of rows + // RRDF_FIELD_SUMMARY_EXTENT, // Finds the minimum and maximum values of a group of rows + RRDF_FIELD_SUMMARY_MEAN, // Finds the mean/average value of a group of rows + RRDF_FIELD_SUMMARY_MEDIAN, // Finds the median value of a group of rows + // RRDF_FIELD_SUMMARY_UNIQUE, // Finds the unique values of a group of rows + RRDF_FIELD_SUMMARY_COUNT, // Calculates the number of rows in a group +} RRDF_FIELD_SUMMARY; + +static inline const char *rrdf_field_summary_to_string(RRDF_FIELD_SUMMARY summary) { + switch(summary) { + default: + case RRDF_FIELD_SUMMARY_COUNT: + return "count"; + + case RRDF_FIELD_SUMMARY_UNIQUECOUNT: + return "uniqueCount"; + + case RRDF_FIELD_SUMMARY_SUM: + return "sum"; + + case RRDF_FIELD_SUMMARY_MIN: + return "min"; + + case RRDF_FIELD_SUMMARY_MEAN: + return "mean"; + + case RRDF_FIELD_SUMMARY_MEDIAN: + return "median"; + + case RRDF_FIELD_SUMMARY_MAX: + return "max"; + } +} + +typedef enum __attribute__((packed)) { + RRDF_FIELD_FILTER_RANGE, + RRDF_FIELD_FILTER_MULTISELECT, +} RRDF_FIELD_FILTER; + +static inline const char *rrdf_field_filter_to_string(RRDF_FIELD_FILTER filter) { + switch(filter) { + default: + case RRDF_FIELD_FILTER_RANGE: + return "range"; + + case RRDF_FIELD_FILTER_MULTISELECT: + return "multiselect"; + } +} + +static inline void +buffer_rrdf_table_add_field(BUFFER *wb, size_t field_id, const char *key, const char *name, RRDF_FIELD_TYPE type, + RRDF_FIELD_VISUAL visual, RRDF_FIELD_TRANSFORM transform, size_t decimal_points, + const char *units, NETDATA_DOUBLE max, RRDF_FIELD_SORT sort, const char *pointer_to, + RRDF_FIELD_SUMMARY summary, RRDF_FIELD_FILTER filter, RRDF_FIELD_OPTIONS options, + const char *default_value) { + + buffer_json_member_add_object(wb, key); + { + buffer_json_member_add_uint64(wb, "index", field_id); + buffer_json_member_add_boolean(wb, "unique_key", options & RRDF_FIELD_OPTS_UNIQUE_KEY); + buffer_json_member_add_string(wb, "name", name); + buffer_json_member_add_boolean(wb, "visible", options & RRDF_FIELD_OPTS_VISIBLE); + buffer_json_member_add_string(wb, "type", rrdf_field_type_to_string(type)); + buffer_json_member_add_string_or_omit(wb, "units", units); + buffer_json_member_add_string(wb, "visualization", rrdf_field_visual_to_string(visual)); + + buffer_json_member_add_object(wb, "value_options"); + { + buffer_json_member_add_string_or_omit(wb, "units", units); + buffer_json_member_add_string(wb, "transform", rrdf_field_transform_to_string(transform)); + buffer_json_member_add_uint64(wb, "decimal_points", decimal_points); + buffer_json_member_add_string(wb, "default_value", default_value); + } + buffer_json_object_close(wb); + + if (!isnan((NETDATA_DOUBLE) (max))) + buffer_json_member_add_double(wb, "max", (NETDATA_DOUBLE) (max)); + + buffer_json_member_add_string_or_omit(wb, "pointer_to", pointer_to); + buffer_json_member_add_string(wb, "sort", rrdf_field_sort_to_string(sort)); + buffer_json_member_add_boolean(wb, "sortable", !(sort & RRDF_FIELD_SORT_FIXED)); + buffer_json_member_add_boolean(wb, "sticky", options & RRDF_FIELD_OPTS_STICKY); + buffer_json_member_add_string(wb, "summary", rrdf_field_summary_to_string(summary)); + buffer_json_member_add_string(wb, "filter", rrdf_field_filter_to_string(filter)); + } + buffer_json_object_close(wb); +} + #endif /* NETDATA_WEB_BUFFER_H */ |