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* Issue search support elasticsearch * Fix lint * Add indexer name on app.ini * add a warnning on SearchIssuesByKeyword * improve code
325 lines
9.2 KiB
Go
Vendored
325 lines
9.2 KiB
Go
Vendored
// 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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"encoding/json"
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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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// IndicesRolloverService rolls an alias over to a new index when the
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// existing index is considered to be too large or too old.
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//
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// It is documented at
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// https://www.elastic.co/guide/en/elasticsearch/reference/7.0/indices-rollover-index.html.
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type IndicesRolloverService 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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dryRun bool
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newIndex string
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alias string
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masterTimeout string
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timeout string
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waitForActiveShards string
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conditions map[string]interface{}
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settings map[string]interface{}
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mappings map[string]interface{}
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bodyJson interface{}
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bodyString string
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}
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// NewIndicesRolloverService creates a new IndicesRolloverService.
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func NewIndicesRolloverService(client *Client) *IndicesRolloverService {
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return &IndicesRolloverService{
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client: client,
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conditions: make(map[string]interface{}),
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settings: make(map[string]interface{}),
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mappings: make(map[string]interface{}),
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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 *IndicesRolloverService) Pretty(pretty bool) *IndicesRolloverService {
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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 *IndicesRolloverService) Human(human bool) *IndicesRolloverService {
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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 *IndicesRolloverService) ErrorTrace(errorTrace bool) *IndicesRolloverService {
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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 *IndicesRolloverService) FilterPath(filterPath ...string) *IndicesRolloverService {
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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 *IndicesRolloverService) Header(name string, value string) *IndicesRolloverService {
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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 *IndicesRolloverService) Headers(headers http.Header) *IndicesRolloverService {
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s.headers = headers
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return s
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}
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// Alias is the name of the alias to rollover.
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func (s *IndicesRolloverService) Alias(alias string) *IndicesRolloverService {
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s.alias = alias
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return s
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}
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// NewIndex is the name of the rollover index.
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func (s *IndicesRolloverService) NewIndex(newIndex string) *IndicesRolloverService {
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s.newIndex = newIndex
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return s
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}
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// MasterTimeout specifies the timeout for connection to master.
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func (s *IndicesRolloverService) MasterTimeout(masterTimeout string) *IndicesRolloverService {
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s.masterTimeout = masterTimeout
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return s
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}
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// Timeout sets an explicit operation timeout.
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func (s *IndicesRolloverService) Timeout(timeout string) *IndicesRolloverService {
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s.timeout = timeout
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return s
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}
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// WaitForActiveShards sets the number of active shards to wait for on the
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// newly created rollover index before the operation returns.
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func (s *IndicesRolloverService) WaitForActiveShards(waitForActiveShards string) *IndicesRolloverService {
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s.waitForActiveShards = waitForActiveShards
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return s
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}
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// DryRun, when set, specifies that only conditions are checked without
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// performing the actual rollover.
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func (s *IndicesRolloverService) DryRun(dryRun bool) *IndicesRolloverService {
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s.dryRun = dryRun
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return s
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}
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// Conditions allows to specify all conditions as a dictionary.
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func (s *IndicesRolloverService) Conditions(conditions map[string]interface{}) *IndicesRolloverService {
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s.conditions = conditions
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return s
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}
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// AddCondition adds a condition to the rollover decision.
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func (s *IndicesRolloverService) AddCondition(name string, value interface{}) *IndicesRolloverService {
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s.conditions[name] = value
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return s
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}
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// AddMaxIndexAgeCondition adds a condition to set the max index age.
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func (s *IndicesRolloverService) AddMaxIndexAgeCondition(time string) *IndicesRolloverService {
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s.conditions["max_age"] = time
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return s
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}
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// AddMaxIndexDocsCondition adds a condition to set the max documents in the index.
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func (s *IndicesRolloverService) AddMaxIndexDocsCondition(docs int64) *IndicesRolloverService {
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s.conditions["max_docs"] = docs
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return s
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}
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// Settings adds the index settings.
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func (s *IndicesRolloverService) Settings(settings map[string]interface{}) *IndicesRolloverService {
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s.settings = settings
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return s
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}
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// AddSetting adds an index setting.
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func (s *IndicesRolloverService) AddSetting(name string, value interface{}) *IndicesRolloverService {
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s.settings[name] = value
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return s
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}
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// Mappings adds the index mappings.
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func (s *IndicesRolloverService) Mappings(mappings map[string]interface{}) *IndicesRolloverService {
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s.mappings = mappings
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return s
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}
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// AddMapping adds a mapping for the given type.
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func (s *IndicesRolloverService) AddMapping(typ string, mapping interface{}) *IndicesRolloverService {
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s.mappings[typ] = mapping
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return s
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}
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// BodyJson sets the conditions that needs to be met for executing rollover,
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// specified as a serializable JSON instance which is sent as the body of
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// the request.
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func (s *IndicesRolloverService) BodyJson(body interface{}) *IndicesRolloverService {
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s.bodyJson = body
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return s
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}
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// BodyString sets the conditions that needs to be met for executing rollover,
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// specified as a string which is sent as the body of the request.
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func (s *IndicesRolloverService) BodyString(body string) *IndicesRolloverService {
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s.bodyString = body
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return s
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}
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// getBody returns the body of the request, if not explicitly set via
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// BodyJson or BodyString.
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func (s *IndicesRolloverService) getBody() interface{} {
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body := make(map[string]interface{})
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if len(s.conditions) > 0 {
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body["conditions"] = s.conditions
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}
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if len(s.settings) > 0 {
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body["settings"] = s.settings
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}
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if len(s.mappings) > 0 {
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body["mappings"] = s.mappings
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}
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return body
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}
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// buildURL builds the URL for the operation.
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func (s *IndicesRolloverService) 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 s.newIndex != "" {
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path, err = uritemplates.Expand("/{alias}/_rollover/{new_index}", map[string]string{
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"alias": s.alias,
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"new_index": s.newIndex,
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})
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} else {
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path, err = uritemplates.Expand("/{alias}/_rollover", map[string]string{
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"alias": s.alias,
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})
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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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// 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.dryRun {
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params.Set("dry_run", "true")
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}
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if s.masterTimeout != "" {
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params.Set("master_timeout", s.masterTimeout)
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}
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if s.timeout != "" {
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params.Set("timeout", s.timeout)
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}
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if s.waitForActiveShards != "" {
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params.Set("wait_for_active_shards", s.waitForActiveShards)
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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 *IndicesRolloverService) Validate() error {
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var invalid []string
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if s.alias == "" {
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invalid = append(invalid, "Alias")
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}
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if len(invalid) > 0 {
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return fmt.Errorf("missing required fields: %v", invalid)
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}
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return nil
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}
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// Do executes the operation.
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func (s *IndicesRolloverService) Do(ctx context.Context) (*IndicesRolloverResponse, 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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// Setup HTTP request body
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var body interface{}
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if s.bodyJson != nil {
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body = s.bodyJson
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} else if s.bodyString != "" {
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body = s.bodyString
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} else {
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body = s.getBody()
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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: "POST",
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Path: path,
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Params: params,
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Body: body,
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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(IndicesRolloverResponse)
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if err := json.Unmarshal(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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// IndicesRolloverResponse is the response of IndicesRolloverService.Do.
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type IndicesRolloverResponse struct {
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OldIndex string `json:"old_index"`
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NewIndex string `json:"new_index"`
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RolledOver bool `json:"rolled_over"`
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DryRun bool `json:"dry_run"`
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Acknowledged bool `json:"acknowledged"`
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ShardsAcknowledged bool `json:"shards_acknowledged"`
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Conditions map[string]bool `json:"conditions"`
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}
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