forked from Shiloh/githaven
410 lines
14 KiB
Go
410 lines
14 KiB
Go
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// Copyright 2012-present Oliver Eilhard. All rights reserved.
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// Use of this source code is governed by a MIT-license.
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// See http://olivere.mit-license.org/license.txt for details.
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package elastic
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import (
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"context"
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"fmt"
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"net/http"
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"net/url"
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"strings"
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"github.com/olivere/elastic/v7/uritemplates"
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)
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// ClusterStatsService is documented at
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// https://www.elastic.co/guide/en/elasticsearch/reference/7.0/cluster-stats.html.
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type ClusterStatsService struct {
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client *Client
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pretty *bool // pretty format the returned JSON response
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human *bool // return human readable values for statistics
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errorTrace *bool // include the stack trace of returned errors
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filterPath []string // list of filters used to reduce the response
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headers http.Header // custom request-level HTTP headers
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nodeId []string
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flatSettings *bool
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}
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// NewClusterStatsService creates a new ClusterStatsService.
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func NewClusterStatsService(client *Client) *ClusterStatsService {
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return &ClusterStatsService{
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client: client,
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nodeId: make([]string, 0),
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}
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}
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// Pretty tells Elasticsearch whether to return a formatted JSON response.
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func (s *ClusterStatsService) Pretty(pretty bool) *ClusterStatsService {
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s.pretty = &pretty
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return s
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}
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// Human specifies whether human readable values should be returned in
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// the JSON response, e.g. "7.5mb".
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func (s *ClusterStatsService) Human(human bool) *ClusterStatsService {
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s.human = &human
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return s
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}
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// ErrorTrace specifies whether to include the stack trace of returned errors.
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func (s *ClusterStatsService) ErrorTrace(errorTrace bool) *ClusterStatsService {
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s.errorTrace = &errorTrace
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return s
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}
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// FilterPath specifies a list of filters used to reduce the response.
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func (s *ClusterStatsService) FilterPath(filterPath ...string) *ClusterStatsService {
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s.filterPath = filterPath
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return s
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}
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// Header adds a header to the request.
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func (s *ClusterStatsService) Header(name string, value string) *ClusterStatsService {
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if s.headers == nil {
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s.headers = http.Header{}
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}
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s.headers.Add(name, value)
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return s
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}
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// Headers specifies the headers of the request.
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func (s *ClusterStatsService) Headers(headers http.Header) *ClusterStatsService {
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s.headers = headers
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return s
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}
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// NodeId is documented as: A comma-separated list of node IDs or names to limit the returned information; use `_local` to return information from the node you're connecting to, leave empty to get information from all nodes.
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func (s *ClusterStatsService) NodeId(nodeId []string) *ClusterStatsService {
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s.nodeId = nodeId
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return s
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}
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// FlatSettings is documented as: Return settings in flat format (default: false).
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func (s *ClusterStatsService) FlatSettings(flatSettings bool) *ClusterStatsService {
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s.flatSettings = &flatSettings
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return s
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}
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// buildURL builds the URL for the operation.
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func (s *ClusterStatsService) buildURL() (string, url.Values, error) {
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// Build URL
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var err error
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var path string
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if len(s.nodeId) > 0 {
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path, err = uritemplates.Expand("/_cluster/stats/nodes/{node_id}", map[string]string{
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"node_id": strings.Join(s.nodeId, ","),
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})
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if err != nil {
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return "", url.Values{}, err
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}
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} else {
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path, err = uritemplates.Expand("/_cluster/stats", map[string]string{})
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if err != nil {
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return "", url.Values{}, err
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}
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}
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// Add query string parameters
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params := url.Values{}
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if v := s.pretty; v != nil {
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params.Set("pretty", fmt.Sprint(*v))
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}
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if v := s.human; v != nil {
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params.Set("human", fmt.Sprint(*v))
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}
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if v := s.errorTrace; v != nil {
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params.Set("error_trace", fmt.Sprint(*v))
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}
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if len(s.filterPath) > 0 {
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params.Set("filter_path", strings.Join(s.filterPath, ","))
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}
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if s.flatSettings != nil {
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params.Set("flat_settings", fmt.Sprintf("%v", *s.flatSettings))
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}
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return path, params, nil
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}
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// Validate checks if the operation is valid.
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func (s *ClusterStatsService) Validate() error {
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return nil
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}
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// Do executes the operation.
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func (s *ClusterStatsService) Do(ctx context.Context) (*ClusterStatsResponse, error) {
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// Check pre-conditions
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if err := s.Validate(); err != nil {
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return nil, err
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}
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// Get URL for request
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path, params, err := s.buildURL()
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if err != nil {
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return nil, err
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}
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// Get HTTP response
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res, err := s.client.PerformRequest(ctx, PerformRequestOptions{
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Method: "GET",
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Path: path,
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Params: params,
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Headers: s.headers,
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})
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if err != nil {
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return nil, err
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}
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// Return operation response
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ret := new(ClusterStatsResponse)
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if err := s.client.decoder.Decode(res.Body, ret); err != nil {
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return nil, err
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}
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return ret, nil
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}
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// ClusterStatsResponse is the response of ClusterStatsService.Do.
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type ClusterStatsResponse struct {
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NodesStats *ShardsInfo `json:"_nodes,omitempty"`
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Timestamp int64 `json:"timestamp"`
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ClusterName string `json:"cluster_name"`
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ClusterUUID string `json:"cluster_uuid"`
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Status string `json:"status,omitempty"` // e.g. green
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Indices *ClusterStatsIndices `json:"indices"`
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Nodes *ClusterStatsNodes `json:"nodes"`
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}
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type ClusterStatsIndices struct {
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Count int `json:"count"` // number of indices
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Shards *ClusterStatsIndicesShards `json:"shards"`
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Docs *ClusterStatsIndicesDocs `json:"docs"`
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Store *ClusterStatsIndicesStore `json:"store"`
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FieldData *ClusterStatsIndicesFieldData `json:"fielddata"`
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QueryCache *ClusterStatsIndicesQueryCache `json:"query_cache"`
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Completion *ClusterStatsIndicesCompletion `json:"completion"`
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Segments *IndexStatsSegments `json:"segments"`
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}
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type ClusterStatsIndicesShards struct {
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Total int `json:"total"`
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Primaries int `json:"primaries"`
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Replication float64 `json:"replication"`
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Index *ClusterStatsIndicesShardsIndex `json:"index"`
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}
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type ClusterStatsIndicesShardsIndex struct {
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Shards *ClusterStatsIndicesShardsIndexIntMinMax `json:"shards"`
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Primaries *ClusterStatsIndicesShardsIndexIntMinMax `json:"primaries"`
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Replication *ClusterStatsIndicesShardsIndexFloat64MinMax `json:"replication"`
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}
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type ClusterStatsIndicesShardsIndexIntMinMax struct {
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Min int `json:"min"`
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Max int `json:"max"`
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Avg float64 `json:"avg"`
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}
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type ClusterStatsIndicesShardsIndexFloat64MinMax struct {
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Min float64 `json:"min"`
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Max float64 `json:"max"`
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Avg float64 `json:"avg"`
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}
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type ClusterStatsIndicesDocs struct {
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Count int `json:"count"`
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Deleted int `json:"deleted"`
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}
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type ClusterStatsIndicesStore struct {
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Size string `json:"size"` // e.g. "5.3gb"
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SizeInBytes int64 `json:"size_in_bytes"`
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}
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type ClusterStatsIndicesFieldData struct {
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MemorySize string `json:"memory_size"` // e.g. "61.3kb"
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MemorySizeInBytes int64 `json:"memory_size_in_bytes"`
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Evictions int64 `json:"evictions"`
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Fields map[string]struct {
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MemorySize string `json:"memory_size"` // e.g. "61.3kb"
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MemorySizeInBytes int64 `json:"memory_size_in_bytes"`
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} `json:"fields,omitempty"`
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}
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type ClusterStatsIndicesQueryCache struct {
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MemorySize string `json:"memory_size"` // e.g. "61.3kb"
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MemorySizeInBytes int64 `json:"memory_size_in_bytes"`
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TotalCount int64 `json:"total_count"`
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HitCount int64 `json:"hit_count"`
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MissCount int64 `json:"miss_count"`
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CacheSize int64 `json:"cache_size"`
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CacheCount int64 `json:"cache_count"`
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Evictions int64 `json:"evictions"`
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}
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type ClusterStatsIndicesCompletion struct {
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Size string `json:"size"` // e.g. "61.3kb"
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SizeInBytes int64 `json:"size_in_bytes"`
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Fields map[string]struct {
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Size string `json:"size"` // e.g. "61.3kb"
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SizeInBytes int64 `json:"size_in_bytes"`
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} `json:"fields,omitempty"`
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}
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type ClusterStatsIndicesSegmentsFile struct {
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Size string `json:"size"` // e.g. "61.3kb"
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SizeInBytes int64 `json:"size_in_bytes"`
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Description string `json:"description,omitempty"`
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}
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// ---
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type ClusterStatsNodes struct {
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Count *ClusterStatsNodesCount `json:"count"`
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Versions []string `json:"versions"`
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OS *ClusterStatsNodesOsStats `json:"os"`
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Process *ClusterStatsNodesProcessStats `json:"process"`
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JVM *ClusterStatsNodesJvmStats `json:"jvm"`
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FS *ClusterStatsNodesFsStats `json:"fs"`
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Plugins []*ClusterStatsNodesPlugin `json:"plugins"`
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NetworkTypes *ClusterStatsNodesNetworkTypes `json:"network_types"`
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DiscoveryTypes *ClusterStatsNodesDiscoveryTypes `json:"discovery_types"`
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PackagingTypes *ClusterStatsNodesPackagingTypes `json:"packaging_types"`
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}
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type ClusterStatsNodesCount struct {
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Total int `json:"total"`
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Data int `json:"data"`
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CoordinatingOnly int `json:"coordinating_only"`
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Master int `json:"master"`
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Ingest int `json:"ingest"`
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}
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type ClusterStatsNodesOsStats struct {
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AvailableProcessors int `json:"available_processors"`
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AllocatedProcessors int `json:"allocated_processors"`
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Names []struct {
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Name string `json:"name"`
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Value int `json:"count"`
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} `json:"names"`
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PrettyNames []struct {
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PrettyName string `json:"pretty_name"`
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Value int `json:"count"`
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} `json:"pretty_names"`
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Mem *ClusterStatsNodesOsStatsMem `json:"mem"`
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// CPU []*ClusterStatsNodesOsStatsCPU `json:"cpu"`
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}
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type ClusterStatsNodesOsStatsMem struct {
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Total string `json:"total"` // e.g. "16gb"
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TotalInBytes int64 `json:"total_in_bytes"`
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Free string `json:"free"` // e.g. "12gb"
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FreeInBytes int64 `json:"free_in_bytes"`
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Used string `json:"used"` // e.g. "4gb"
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UsedInBytes int64 `json:"used_in_bytes"`
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FreePercent int `json:"free_percent"`
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UsedPercent int `json:"used_percent"`
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}
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type ClusterStatsNodesOsStatsCPU struct {
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Vendor string `json:"vendor"`
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Model string `json:"model"`
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MHz int `json:"mhz"`
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TotalCores int `json:"total_cores"`
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TotalSockets int `json:"total_sockets"`
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CoresPerSocket int `json:"cores_per_socket"`
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CacheSize string `json:"cache_size"` // e.g. "256b"
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CacheSizeInBytes int64 `json:"cache_size_in_bytes"`
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Count int `json:"count"`
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}
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type ClusterStatsNodesProcessStats struct {
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CPU *ClusterStatsNodesProcessStatsCPU `json:"cpu"`
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OpenFileDescriptors *ClusterStatsNodesProcessStatsOpenFileDescriptors `json:"open_file_descriptors"`
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}
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type ClusterStatsNodesProcessStatsCPU struct {
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Percent float64 `json:"percent"`
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}
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type ClusterStatsNodesProcessStatsOpenFileDescriptors struct {
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Min int64 `json:"min"`
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Max int64 `json:"max"`
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Avg int64 `json:"avg"`
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}
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type ClusterStatsNodesJvmStats struct {
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MaxUptime string `json:"max_uptime"` // e.g. "5h"
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MaxUptimeInMillis int64 `json:"max_uptime_in_millis"`
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Versions []*ClusterStatsNodesJvmStatsVersion `json:"versions"`
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Mem *ClusterStatsNodesJvmStatsMem `json:"mem"`
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Threads int64 `json:"threads"`
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}
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type ClusterStatsNodesJvmStatsVersion struct {
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Version string `json:"version"` // e.g. "1.8.0_45"
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VMName string `json:"vm_name"` // e.g. "Java HotSpot(TM) 64-Bit Server VM"
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VMVersion string `json:"vm_version"` // e.g. "25.45-b02"
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VMVendor string `json:"vm_vendor"` // e.g. "Oracle Corporation"
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BundledJDK bool `json:"bundled_jdk"`
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UsingBundledJDK bool `json:"using_bundled_jdk"`
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Count int `json:"count"`
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}
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type ClusterStatsNodesJvmStatsMem struct {
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HeapUsed string `json:"heap_used"`
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HeapUsedInBytes int64 `json:"heap_used_in_bytes"`
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HeapMax string `json:"heap_max"`
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HeapMaxInBytes int64 `json:"heap_max_in_bytes"`
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}
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type ClusterStatsNodesFsStats struct {
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Path string `json:"path"`
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Mount string `json:"mount"`
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Dev string `json:"dev"`
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Total string `json:"total"` // e.g. "930.7gb"`
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TotalInBytes int64 `json:"total_in_bytes"`
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Free string `json:"free"` // e.g. "930.7gb"`
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FreeInBytes int64 `json:"free_in_bytes"`
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Available string `json:"available"` // e.g. "930.7gb"`
|
||
|
|
AvailableInBytes int64 `json:"available_in_bytes"`
|
||
|
|
DiskReads int64 `json:"disk_reads"`
|
||
|
|
DiskWrites int64 `json:"disk_writes"`
|
||
|
|
DiskIOOp int64 `json:"disk_io_op"`
|
||
|
|
DiskReadSize string `json:"disk_read_size"` // e.g. "0b"`
|
||
|
|
DiskReadSizeInBytes int64 `json:"disk_read_size_in_bytes"`
|
||
|
|
DiskWriteSize string `json:"disk_write_size"` // e.g. "0b"`
|
||
|
|
DiskWriteSizeInBytes int64 `json:"disk_write_size_in_bytes"`
|
||
|
|
DiskIOSize string `json:"disk_io_size"` // e.g. "0b"`
|
||
|
|
DiskIOSizeInBytes int64 `json:"disk_io_size_in_bytes"`
|
||
|
|
DiskQueue string `json:"disk_queue"`
|
||
|
|
DiskServiceTime string `json:"disk_service_time"`
|
||
|
|
}
|
||
|
|
|
||
|
|
type ClusterStatsNodesPlugin struct {
|
||
|
|
Name string `json:"name"`
|
||
|
|
Version string `json:"version"`
|
||
|
|
Description string `json:"description"`
|
||
|
|
URL string `json:"url"`
|
||
|
|
JVM bool `json:"jvm"`
|
||
|
|
Site bool `json:"site"`
|
||
|
|
}
|
||
|
|
|
||
|
|
type ClusterStatsNodesNetworkTypes struct {
|
||
|
|
TransportTypes map[string]interface{} `json:"transport_types"` // e.g. "netty4": 1
|
||
|
|
HTTPTypes map[string]interface{} `json:"http_types"` // e.g. "netty4": 1
|
||
|
|
}
|
||
|
|
|
||
|
|
type ClusterStatsNodesDiscoveryTypes interface{}
|
||
|
|
|
||
|
|
type ClusterStatsNodesPackagingTypes []*ClusterStatsNodesPackagingType
|
||
|
|
|
||
|
|
type ClusterStatsNodesPackagingType struct {
|
||
|
|
Flavor string `json:"flavor"` // e.g. "oss"
|
||
|
|
Type string `json:"type"` // e.g. "docker"
|
||
|
|
Count int `json:"count"` // e.g. 1
|
||
|
|
}
|