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228 lines
6.2 KiB
Go
228 lines
6.2 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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"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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// SnapshotCreateService is documented at https://www.elastic.co/guide/en/elasticsearch/reference/7.0/modules-snapshots.html.
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type SnapshotCreateService 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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repository string
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snapshot string
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masterTimeout string
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waitForCompletion *bool
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bodyJson interface{}
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bodyString string
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}
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// NewSnapshotCreateService creates a new SnapshotCreateService.
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func NewSnapshotCreateService(client *Client) *SnapshotCreateService {
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return &SnapshotCreateService{
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client: client,
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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 *SnapshotCreateService) Pretty(pretty bool) *SnapshotCreateService {
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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 *SnapshotCreateService) Human(human bool) *SnapshotCreateService {
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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 *SnapshotCreateService) ErrorTrace(errorTrace bool) *SnapshotCreateService {
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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 *SnapshotCreateService) FilterPath(filterPath ...string) *SnapshotCreateService {
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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 *SnapshotCreateService) Header(name string, value string) *SnapshotCreateService {
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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 *SnapshotCreateService) Headers(headers http.Header) *SnapshotCreateService {
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s.headers = headers
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return s
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}
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// Repository is the repository name.
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func (s *SnapshotCreateService) Repository(repository string) *SnapshotCreateService {
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s.repository = repository
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return s
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}
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// Snapshot is the snapshot name.
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func (s *SnapshotCreateService) Snapshot(snapshot string) *SnapshotCreateService {
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s.snapshot = snapshot
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return s
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}
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// MasterTimeout is documented as: Explicit operation timeout for connection to master node.
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func (s *SnapshotCreateService) MasterTimeout(masterTimeout string) *SnapshotCreateService {
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s.masterTimeout = masterTimeout
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return s
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}
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// WaitForCompletion is documented as: Should this request wait until the operation has completed before returning.
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func (s *SnapshotCreateService) WaitForCompletion(waitForCompletion bool) *SnapshotCreateService {
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s.waitForCompletion = &waitForCompletion
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return s
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}
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// BodyJson is documented as: The snapshot definition.
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func (s *SnapshotCreateService) BodyJson(body interface{}) *SnapshotCreateService {
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s.bodyJson = body
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return s
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}
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// BodyString is documented as: The snapshot definition.
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func (s *SnapshotCreateService) BodyString(body string) *SnapshotCreateService {
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s.bodyString = body
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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 *SnapshotCreateService) buildURL() (string, url.Values, error) {
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// Build URL
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path, err := uritemplates.Expand("/_snapshot/{repository}/{snapshot}", map[string]string{
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"snapshot": s.snapshot,
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"repository": s.repository,
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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.masterTimeout != "" {
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params.Set("master_timeout", s.masterTimeout)
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}
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if v := s.waitForCompletion; v != nil {
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params.Set("wait_for_completion", fmt.Sprint(*v))
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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 *SnapshotCreateService) Validate() error {
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var invalid []string
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if s.repository == "" {
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invalid = append(invalid, "Repository")
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}
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if s.snapshot == "" {
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invalid = append(invalid, "Snapshot")
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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 *SnapshotCreateService) Do(ctx context.Context) (*SnapshotCreateResponse, 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 {
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body = s.bodyString
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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: "PUT",
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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(SnapshotCreateResponse)
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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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// SnapshotShardFailure stores information about failures that occurred during shard snapshotting process.
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type SnapshotShardFailure struct {
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Index string `json:"index"`
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IndexUUID string `json:"index_uuid"`
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ShardID int `json:"shard_id"`
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Reason string `json:"reason"`
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NodeID string `json:"node_id"`
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Status string `json:"status"`
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}
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// SnapshotCreateResponse is the response of SnapshotCreateService.Do.
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type SnapshotCreateResponse struct {
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// Accepted indicates whether the request was accepted by elasticsearch.
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// It's available when waitForCompletion is false.
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Accepted *bool `json:"accepted"`
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// Snapshot is available when waitForCompletion is true.
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Snapshot *Snapshot `json:"snapshot"`
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}
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