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gitea/vendor/github.com/olivere/elastic/v7/cluster_stats.go
Lunny Xiao 5dbf36f356
Issue search support elasticsearch (#9428)
* Issue search support elasticsearch

* Fix lint

* Add indexer name on app.ini

* add a warnning on SearchIssuesByKeyword

* improve code
2020-02-13 14:06:17 +08:00

409 lines
14 KiB
Go
Vendored

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