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// Copyright 2012-present Oliver Eilhard. All rights reserved.
// Use of this source code is governed by a MIT-license.
// See http://olivere.mit-license.org/license.txt for details.
package elastic
import (
"context"
"fmt"
"net/url"
"strings"
"github.com/olivere/elastic/uritemplates"
)
// CatIndicesService returns the list of indices plus some additional
// information about them.
//
// See https://www.elastic.co/guide/en/elasticsearch/reference/6.2/cat-indices.html
// for details.
type CatIndicesService struct {
client *Client
pretty bool
index string
bytes string // b, k, m, or g
local *bool
masterTimeout string
columns []string
health string // green, yellow, or red
primaryOnly *bool // true for primary shards only
sort []string // list of columns for sort order
}
// NewCatIndicesService creates a new CatIndicesService.
func NewCatIndicesService(client *Client) *CatIndicesService {
return &CatIndicesService{
client: client,
}
}
// Index is the name of the index to list (by default all indices are returned).
func (s *CatIndicesService) Index(index string) *CatIndicesService {
s.index = index
return s
}
// Bytes represents the unit in which to display byte values.
// Valid values are: "b", "k", "m", or "g".
func (s *CatIndicesService) Bytes(bytes string) *CatIndicesService {
s.bytes = bytes
return s
}
// Local indicates to return local information, i.e. do not retrieve
// the state from master node (default: false).
func (s *CatIndicesService) Local(local bool) *CatIndicesService {
s.local = &local
return s
}
// MasterTimeout is the explicit operation timeout for connection to master node.
func (s *CatIndicesService) MasterTimeout(masterTimeout string) *CatIndicesService {
s.masterTimeout = masterTimeout
return s
}
// Columns to return in the response.
// To get a list of all possible columns to return, run the following command
// in your terminal:
//
// Example:
// curl 'http://localhost:9200/_cat/indices?help'
//
// You can use Columns("*") to return all possible columns. That might take
// a little longer than the default set of columns.
func (s *CatIndicesService) Columns(columns ...string) *CatIndicesService {
s.columns = columns
return s
}
// Health filters indices by their health status.
// Valid values are: "green", "yellow", or "red".
func (s *CatIndicesService) Health(healthState string) *CatIndicesService {
s.health = healthState
return s
}
// PrimaryOnly when set to true returns stats only for primary shards (default: false).
func (s *CatIndicesService) PrimaryOnly(primaryOnly bool) *CatIndicesService {
s.primaryOnly = &primaryOnly
return s
}
// Sort is a list of fields to sort by.
func (s *CatIndicesService) Sort(fields ...string) *CatIndicesService {
s.sort = fields
return s
}
// Pretty indicates that the JSON response be indented and human readable.
func (s *CatIndicesService) Pretty(pretty bool) *CatIndicesService {
s.pretty = pretty
return s
}
// buildURL builds the URL for the operation.
func (s *CatIndicesService) buildURL() (string, url.Values, error) {
// Build URL
var (
path string
err error
)
if s.index != "" {
path, err = uritemplates.Expand("/_cat/indices/{index}", map[string]string{
"index": s.index,
})
} else {
path = "/_cat/indices"
}
if err != nil {
return "", url.Values{}, err
}
// Add query string parameters
params := url.Values{
"format": []string{"json"}, // always returns as JSON
}
if s.pretty {
params.Set("pretty", "true")
}
if s.bytes != "" {
params.Set("bytes", s.bytes)
}
if v := s.local; v != nil {
params.Set("local", fmt.Sprint(*v))
}
if s.masterTimeout != "" {
params.Set("master_timeout", s.masterTimeout)
}
if s.health != "" {
params.Set("health", s.health)
}
if v := s.primaryOnly; v != nil {
params.Set("pri", fmt.Sprint(*v))
}
if len(s.sort) > 0 {
params.Set("s", strings.Join(s.sort, ","))
}
return path, params, nil
}
// Do executes the operation.
func (s *CatIndicesService) Do(ctx context.Context) (CatIndicesResponse, error) {
// Get URL for request
path, params, err := s.buildURL()
if err != nil {
return nil, err
}
// Get HTTP response
res, err := s.client.PerformRequest(ctx, PerformRequestOptions{
Method: "GET",
Path: path,
Params: params,
})
if err != nil {
return nil, err
}
// Return operation response
var ret CatIndicesResponse
if err := s.client.decoder.Decode(res.Body, &ret); err != nil {
return nil, err
}
return ret, nil
}
// -- Result of a get request.
// CatIndicesResponse is the outcome of CatIndicesService.Do.
type CatIndicesResponse []CatIndicesResponseRow
// CatIndicesResponseRow specifies the data returned for one index
// of a CatIndicesResponse. Notice that not all of these fields might
// be filled; that depends on the number of columns chose in the
// request (see CatIndicesService.Columns).
type CatIndicesResponseRow struct {
Health string `json:"health"` // "green", "yellow", or "red"
Status string `json:"status"` // "open" or "closed"
Index string `json:"index"` // index name
UUID string `json:"uuid"` // index uuid
Pri int `json:"pri,string"` // number of primary shards
Rep int `json:"rep,string"` // number of replica shards
DocsCount int `json:"docs.count,string"` // number of available documents
DocsDeleted int `json:"docs.deleted,string"` // number of deleted documents
CreationDate int64 `json:"creation.date,string"` // index creation date (millisecond value), e.g. 1527077221644
CreationDateString string `json:"creation.date.string"` // index creation date (as string), e.g. "2018-05-23T12:07:01.644Z"
StoreSize string `json:"store.size"` // store size of primaries & replicas, e.g. "4.6kb"
PriStoreSize string `json:"pri.store.size"` // store size of primaries, e.g. "230b"
CompletionSize string `json:"completion.size"` // size of completion on primaries & replicas
PriCompletionSize string `json:"pri.completion.size"` // size of completion on primaries
FielddataMemorySize string `json:"fielddata.memory_size"` // used fielddata cache on primaries & replicas
PriFielddataMemorySize string `json:"pri.fielddata.memory_size"` // used fielddata cache on primaries
FielddataEvictions int `json:"fielddata.evictions,string"` // fielddata evictions on primaries & replicas
PriFielddataEvictions int `json:"pri.fielddata.evictions,string"` // fielddata evictions on primaries
QueryCacheMemorySize string `json:"query_cache.memory_size"` // used query cache on primaries & replicas
PriQueryCacheMemorySize string `json:"pri.query_cache.memory_size"` // used query cache on primaries
QueryCacheEvictions int `json:"query_cache.evictions,string"` // query cache evictions on primaries & replicas
PriQueryCacheEvictions int `json:"pri.query_cache.evictions,string"` // query cache evictions on primaries
RequestCacheMemorySize string `json:"request_cache.memory_size"` // used request cache on primaries & replicas
PriRequestCacheMemorySize string `json:"pri.request_cache.memory_size"` // used request cache on primaries
RequestCacheEvictions int `json:"request_cache.evictions,string"` // request cache evictions on primaries & replicas
PriRequestCacheEvictions int `json:"pri.request_cache.evictions,string"` // request cache evictions on primaries
RequestCacheHitCount int `json:"request_cache.hit_count,string"` // request cache hit count on primaries & replicas
PriRequestCacheHitCount int `json:"pri.request_cache.hit_count,string"` // request cache hit count on primaries
RequestCacheMissCount int `json:"request_cache.miss_count,string"` // request cache miss count on primaries & replicas
PriRequestCacheMissCount int `json:"pri.request_cache.miss_count,string"` // request cache miss count on primaries
FlushTotal int `json:"flush.total"` // number of flushes on primaries & replicas
PriFlushTotal int `json:"pri.flush.total"` // number of flushes on primaries
FlushTotalTime string `json:"flush.total_time"` // time spent in flush on primaries & replicas
PriFlushTotalTime string `json:"pri.flush.total_time"` // time spent in flush on primaries
GetCurrent int `json:"get.current,string"` // number of current get ops on primaries & replicas
PriGetCurrent int `json:"pri.get.current,string"` // number of current get ops on primaries
GetTime string `json:"get.time"` // time spent in get on primaries & replicas
PriGetTime string `json:"pri.get.time"` // time spent in get on primaries
GetTotal int `json:"get.total,string"` // number of get ops on primaries & replicas
PriGetTotal int `json:"pri.get.total,string"` // number of get ops on primaries
GetExistsTime string `json:"get.exists_time"` // time spent in successful gets on primaries & replicas
PriGetExistsTime string `json:"pri.get.exists_time"` // time spent in successful gets on primaries
GetExistsTotal int `json:"get.exists_total,string"` // number of successful gets on primaries & replicas
PriGetExistsTotal int `json:"pri.get.exists_total,string"` // number of successful gets on primaries
GetMissingTime string `json:"get.missing_time"` // time spent in failed gets on primaries & replicas
PriGetMissingTime string `json:"pri.get.missing_time"` // time spent in failed gets on primaries
GetMissingTotal int `json:"get.missing_total,string"` // number of failed gets on primaries & replicas
PriGetMissingTotal int `json:"pri.get.missing_total,string"` // number of failed gets on primaries
IndexingDeleteCurrent int `json:"indexing.delete_current,string"` // number of current deletions on primaries & replicas
PriIndexingDeleteCurrent int `json:"pri.indexing.delete_current,string"` // number of current deletions on primaries
IndexingDeleteTime string `json:"indexing.delete_time"` // time spent in deletions on primaries & replicas
PriIndexingDeleteTime string `json:"pri.indexing.delete_time"` // time spent in deletions on primaries
IndexingDeleteTotal int `json:"indexing.delete_total,string"` // number of delete ops on primaries & replicas
PriIndexingDeleteTotal int `json:"pri.indexing.delete_total,string"` // number of delete ops on primaries
IndexingIndexCurrent int `json:"indexing.index_current,string"` // number of current indexing on primaries & replicas
PriIndexingIndexCurrent int `json:"pri.indexing.index_current,string"` // number of current indexing on primaries
IndexingIndexTime string `json:"indexing.index_time"` // time spent in indexing on primaries & replicas
PriIndexingIndexTime string `json:"pri.indexing.index_time"` // time spent in indexing on primaries
IndexingIndexTotal int `json:"indexing.index_total,string"` // number of index ops on primaries & replicas
PriIndexingIndexTotal int `json:"pri.indexing.index_total,string"` // number of index ops on primaries
IndexingIndexFailed int `json:"indexing.index_failed,string"` // number of failed indexing ops on primaries & replicas
PriIndexingIndexFailed int `json:"pri.indexing.index_failed,string"` // number of failed indexing ops on primaries
MergesCurrent int `json:"merges.current,string"` // number of current merges on primaries & replicas
PriMergesCurrent int `json:"pri.merges.current,string"` // number of current merges on primaries
MergesCurrentDocs int `json:"merges.current_docs,string"` // number of current merging docs on primaries & replicas
PriMergesCurrentDocs int `json:"pri.merges.current_docs,string"` // number of current merging docs on primaries
MergesCurrentSize string `json:"merges.current_size"` // size of current merges on primaries & replicas
PriMergesCurrentSize string `json:"pri.merges.current_size"` // size of current merges on primaries
MergesTotal int `json:"merges.total,string"` // number of completed merge ops on primaries & replicas
PriMergesTotal int `json:"pri.merges.total,string"` // number of completed merge ops on primaries
MergesTotalDocs int `json:"merges.total_docs,string"` // docs merged on primaries & replicas
PriMergesTotalDocs int `json:"pri.merges.total_docs,string"` // docs merged on primaries
MergesTotalSize string `json:"merges.total_size"` // size merged on primaries & replicas
PriMergesTotalSize string `json:"pri.merges.total_size"` // size merged on primaries
MergesTotalTime string `json:"merges.total_time"` // time spent in merges on primaries & replicas
PriMergesTotalTime string `json:"pri.merges.total_time"` // time spent in merges on primaries
RefreshTotal int `json:"refresh.total,string"` // total refreshes on primaries & replicas
PriRefreshTotal int `json:"pri.refresh.total,string"` // total refreshes on primaries
RefreshTime string `json:"refresh.time"` // time spent in refreshes on primaries & replicas
PriRefreshTime string `json:"pri.refresh.time"` // time spent in refreshes on primaries
RefreshListeners int `json:"refresh.listeners,string"` // number of pending refresh listeners on primaries & replicas
PriRefreshListeners int `json:"pri.refresh.listeners,string"` // number of pending refresh listeners on primaries
SearchFetchCurrent int `json:"search.fetch_current,string"` // current fetch phase ops on primaries & replicas
PriSearchFetchCurrent int `json:"pri.search.fetch_current,string"` // current fetch phase ops on primaries
SearchFetchTime string `json:"search.fetch_time"` // time spent in fetch phase on primaries & replicas
PriSearchFetchTime string `json:"pri.search.fetch_time"` // time spent in fetch phase on primaries
SearchFetchTotal int `json:"search.fetch_total,string"` // total fetch ops on primaries & replicas
PriSearchFetchTotal int `json:"pri.search.fetch_total,string"` // total fetch ops on primaries
SearchOpenContexts int `json:"search.open_contexts,string"` // open search contexts on primaries & replicas
PriSearchOpenContexts int `json:"pri.search.open_contexts,string"` // open search contexts on primaries
SearchQueryCurrent int `json:"search.query_current,string"` // current query phase ops on primaries & replicas
PriSearchQueryCurrent int `json:"pri.search.query_current,string"` // current query phase ops on primaries
SearchQueryTime string `json:"search.query_time"` // time spent in query phase on primaries & replicas, e.g. "0s"
PriSearchQueryTime string `json:"pri.search.query_time"` // time spent in query phase on primaries, e.g. "0s"
SearchQueryTotal int `json:"search.query_total,string"` // total query phase ops on primaries & replicas
PriSearchQueryTotal int `json:"pri.search.query_total,string"` // total query phase ops on primaries
SearchScrollCurrent int `json:"search.scroll_current,string"` // open scroll contexts on primaries & replicas
PriSearchScrollCurrent int `json:"pri.search.scroll_current,string"` // open scroll contexts on primaries
SearchScrollTime string `json:"search.scroll_time"` // time scroll contexts held open on primaries & replicas, e.g. "0s"
PriSearchScrollTime string `json:"pri.search.scroll_time"` // time scroll contexts held open on primaries, e.g. "0s"
SearchScrollTotal int `json:"search.scroll_total,string"` // completed scroll contexts on primaries & replicas
PriSearchScrollTotal int `json:"pri.search.scroll_total,string"` // completed scroll contexts on primaries
SegmentsCount int `json:"segments.count,string"` // number of segments on primaries & replicas
PriSegmentsCount int `json:"pri.segments.count,string"` // number of segments on primaries
SegmentsMemory string `json:"segments.memory"` // memory used by segments on primaries & replicas, e.g. "1.3kb"
PriSegmentsMemory string `json:"pri.segments.memory"` // memory used by segments on primaries, e.g. "1.3kb"
SegmentsIndexWriterMemory string `json:"segments.index_writer_memory"` // memory used by index writer on primaries & replicas, e.g. "0b"
PriSegmentsIndexWriterMemory string `json:"pri.segments.index_writer_memory"` // memory used by index writer on primaries, e.g. "0b"
SegmentsVersionMapMemory string `json:"segments.version_map_memory"` // memory used by version map on primaries & replicas, e.g. "0b"
PriSegmentsVersionMapMemory string `json:"pri.segments.version_map_memory"` // memory used by version map on primaries, e.g. "0b"
SegmentsFixedBitsetMemory string `json:"segments.fixed_bitset_memory"` // memory used by fixed bit sets for nested object field types and type filters for types referred in _parent fields on primaries & replicas, e.g. "0b"
PriSegmentsFixedBitsetMemory string `json:"pri.segments.fixed_bitset_memory"` // memory used by fixed bit sets for nested object field types and type filters for types referred in _parent fields on primaries, e.g. "0b"
WarmerCurrent int `json:"warmer.count,string"` // current warmer ops on primaries & replicas
PriWarmerCurrent int `json:"pri.warmer.count,string"` // current warmer ops on primaries
WarmerTotal int `json:"warmer.total,string"` // total warmer ops on primaries & replicas
PriWarmerTotal int `json:"pri.warmer.total,string"` // total warmer ops on primaries
WarmerTotalTime string `json:"warmer.total_time"` // time spent in warmers on primaries & replicas, e.g. "47s"
PriWarmerTotalTime string `json:"pri.warmer.total_time"` // time spent in warmers on primaries, e.g. "47s"
SuggestCurrent int `json:"suggest.current,string"` // number of current suggest ops on primaries & replicas
PriSuggestCurrent int `json:"pri.suggest.current,string"` // number of current suggest ops on primaries
SuggestTime string `json:"suggest.time"` // time spend in suggest on primaries & replicas, "31s"
PriSuggestTime string `json:"pri.suggest.time"` // time spend in suggest on primaries, e.g. "31s"
SuggestTotal int `json:"suggest.total,string"` // number of suggest ops on primaries & replicas
PriSuggestTotal int `json:"pri.suggest.total,string"` // number of suggest ops on primaries
MemoryTotal string `json:"memory.total"` // total user memory on primaries & replicas, e.g. "1.5kb"
PriMemoryTotal string `json:"pri.memory.total"` // total user memory on primaries, e.g. "1.5kb"
}
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