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Diffstat (limited to 'libnetdata/facets/facets.h')
| -rw-r--r-- | libnetdata/facets/facets.h | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/libnetdata/facets/facets.h b/libnetdata/facets/facets.h new file mode 100644 index 00000000..8364d861 --- /dev/null +++ b/libnetdata/facets/facets.h @@ -0,0 +1,128 @@ +// SPDX-License-Identifier: GPL-3.0-or-later + +#ifndef FACETS_H +#define FACETS_H 1 + +#include "../libnetdata.h" + +#define FACET_VALUE_UNSET "-" +#define FACET_VALUE_UNSAMPLED "[unsampled]" +#define FACET_VALUE_ESTIMATED "[estimated]" + +typedef enum __attribute__((packed)) { + FACETS_ANCHOR_DIRECTION_FORWARD, + FACETS_ANCHOR_DIRECTION_BACKWARD, +} FACETS_ANCHOR_DIRECTION; + +typedef enum __attribute__((packed)) { + FACETS_TRANSFORM_VALUE, + FACETS_TRANSFORM_HISTOGRAM, + FACETS_TRANSFORM_FACET, + FACETS_TRANSFORM_DATA, + FACETS_TRANSFORM_FACET_SORT, +} FACETS_TRANSFORMATION_SCOPE; + +typedef enum __attribute__((packed)) { + FACET_KEY_OPTION_FACET = (1 << 0), // filterable values + FACET_KEY_OPTION_NO_FACET = (1 << 1), // non-filterable value + FACET_KEY_OPTION_NEVER_FACET = (1 << 2), // never enable this field as facet + FACET_KEY_OPTION_STICKY = (1 << 3), // should be sticky in the table + FACET_KEY_OPTION_VISIBLE = (1 << 4), // should be in the default table + FACET_KEY_OPTION_FTS = (1 << 5), // the key is filterable by full text search (FTS) + FACET_KEY_OPTION_MAIN_TEXT = (1 << 6), // full width and wrap + FACET_KEY_OPTION_RICH_TEXT = (1 << 7), + FACET_KEY_OPTION_REORDER = (1 << 8), // give the key a new order id on first encounter + FACET_KEY_OPTION_TRANSFORM_VIEW = (1 << 9), // when registering the transformation, do it only at the view, not on all data + FACET_KEY_OPTION_EXPANDED_FILTER = (1 << 10), // the presentation should have this filter expanded by default +} FACET_KEY_OPTIONS; + +typedef enum __attribute__((packed)) { + FACET_ROW_SEVERITY_DEBUG, // lowest - not important + FACET_ROW_SEVERITY_NORMAL, // the default + FACET_ROW_SEVERITY_NOTICE, // bold + FACET_ROW_SEVERITY_WARNING, // yellow + bold + FACET_ROW_SEVERITY_CRITICAL, // red + bold +} FACET_ROW_SEVERITY; + +typedef struct facet_row_key_value { + const char *tmp; + uint32_t tmp_len; + bool empty; + BUFFER *wb; +} FACET_ROW_KEY_VALUE; + +typedef struct facet_row { + usec_t usec; + DICTIONARY *dict; + FACET_ROW_SEVERITY severity; + struct facet_row *prev, *next; +} FACET_ROW; + +typedef struct facets FACETS; +typedef struct facet_key FACET_KEY; + +typedef void (*facets_key_transformer_t)(FACETS *facets __maybe_unused, BUFFER *wb, FACETS_TRANSFORMATION_SCOPE scope, void *data); +typedef void (*facet_dynamic_row_t)(FACETS *facets, BUFFER *json_array, FACET_ROW_KEY_VALUE *rkv, FACET_ROW *row, void *data); +typedef FACET_ROW_SEVERITY (*facet_row_severity_t)(FACETS *facets, FACET_ROW *row, void *data); +FACET_KEY *facets_register_dynamic_key_name(FACETS *facets, const char *key, FACET_KEY_OPTIONS options, facet_dynamic_row_t cb, void *data); +FACET_KEY *facets_register_key_name_transformation(FACETS *facets, const char *key, FACET_KEY_OPTIONS options, facets_key_transformer_t cb, void *data); +void facets_register_row_severity(FACETS *facets, facet_row_severity_t cb, void *data); + +typedef enum __attribute__((packed)) { + FACETS_OPTION_ALL_FACETS_VISIBLE = (1 << 0), // all facets should be visible by default in the table + FACETS_OPTION_ALL_KEYS_FTS = (1 << 1), // all keys are searchable by full text search + FACETS_OPTION_DONT_SEND_FACETS = (1 << 2), // "facets" object will not be included in the report + FACETS_OPTION_DONT_SEND_HISTOGRAM = (1 << 3), // "histogram" object will not be included in the report + FACETS_OPTION_DATA_ONLY = (1 << 4), + FACETS_OPTION_DONT_SEND_EMPTY_VALUE_FACETS = (1 << 5), // empty facet values will not be included in the report + FACETS_OPTION_SORT_FACETS_ALPHABETICALLY = (1 << 6), + FACETS_OPTION_SHOW_DELTAS = (1 << 7), +} FACETS_OPTIONS; + +FACETS *facets_create(uint32_t items_to_return, FACETS_OPTIONS options, const char *visible_keys, const char *facet_keys, const char *non_facet_keys); +void facets_destroy(FACETS *facets); + +void facets_accepted_param(FACETS *facets, const char *param); + +void facets_rows_begin(FACETS *facets); +bool facets_row_finished(FACETS *facets, usec_t usec); + +void facets_row_finished_unsampled(FACETS *facets, usec_t usec); +void facets_update_estimations(FACETS *facets, usec_t from_ut, usec_t to_ut, size_t entries); +size_t facets_histogram_slots(FACETS *facets); + +FACET_KEY *facets_register_key_name(FACETS *facets, const char *key, FACET_KEY_OPTIONS options); +void facets_set_query(FACETS *facets, const char *query); +void facets_set_items(FACETS *facets, uint32_t items); +void facets_set_anchor(FACETS *facets, usec_t start_ut, usec_t stop_ut, FACETS_ANCHOR_DIRECTION direction); +void facets_enable_slice_mode(FACETS *facets); +bool facets_row_candidate_to_keep(FACETS *facets, usec_t usec); + +FACET_KEY *facets_register_facet_id(FACETS *facets, const char *key_id, FACET_KEY_OPTIONS options); +void facets_register_facet_id_filter(FACETS *facets, const char *key_id, char *value_id, FACET_KEY_OPTIONS options); +void facets_set_timeframe_and_histogram_by_id(FACETS *facets, const char *key_id, usec_t after_ut, usec_t before_ut); +void facets_set_timeframe_and_histogram_by_name(FACETS *facets, const char *key_name, usec_t after_ut, usec_t before_ut); + +void facets_add_key_value(FACETS *facets, const char *key, const char *value); +void facets_add_key_value_length(FACETS *facets, const char *key, size_t key_len, const char *value, size_t value_len); + +void facets_report(FACETS *facets, BUFFER *wb, DICTIONARY *used_hashes_registry); +void facets_accepted_parameters_to_json_array(FACETS *facets, BUFFER *wb, bool with_keys); +void facets_set_current_row_severity(FACETS *facets, FACET_ROW_SEVERITY severity); +void facets_set_additional_options(FACETS *facets, FACETS_OPTIONS options); + +bool facets_key_name_is_filter(FACETS *facets, const char *key); +bool facets_key_name_is_facet(FACETS *facets, const char *key); +bool facets_key_name_value_length_is_selected(FACETS *facets, const char *key, size_t key_length, const char *value, size_t value_length); +void facets_add_possible_value_name_to_key(FACETS *facets, const char *key, size_t key_length, const char *value, size_t value_length); + +void facets_sort_and_reorder_keys(FACETS *facets); +usec_t facets_row_oldest_ut(FACETS *facets); +usec_t facets_row_newest_ut(FACETS *facets); +uint32_t facets_rows(FACETS *facets); + +void facets_table_config(BUFFER *wb); + +const char *facets_severity_to_string(FACET_ROW_SEVERITY severity); + +#endif |