open-consul/vendor/github.com/circonus-labs/circonus-gometrics/api/worksheet.go

235 lines
5.9 KiB
Go

// Copyright 2016 Circonus, Inc. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// Worksheet API support - Fetch, Create, Update, Delete, and Search
// See: https://login.circonus.com/resources/api/calls/worksheet
package api
import (
"encoding/json"
"fmt"
"net/url"
"regexp"
"github.com/circonus-labs/circonus-gometrics/api/config"
)
// WorksheetGraph defines a worksheet cid to be include in the worksheet
type WorksheetGraph struct {
GraphCID string `json:"graph"` // string
}
// WorksheetSmartQuery defines a query to include multiple worksheets
type WorksheetSmartQuery struct {
Name string `json:"name"`
Order []string `json:"order"`
Query string `json:"query"`
}
// Worksheet defines a worksheet. See https://login.circonus.com/resources/api/calls/worksheet for more information.
type Worksheet struct {
CID string `json:"_cid,omitempty"` // string
Description *string `json:"description"` // string or null
Favorite bool `json:"favorite"` // boolean
Graphs []WorksheetGraph `json:"graphs"` // [] len >= 0
Notes *string `json:"notes"` // string or null
SmartQueries []WorksheetSmartQuery `json:"smart_queries,omitempty"` // [] len >= 0
Tags []string `json:"tags"` // [] len >= 0
Title string `json:"title"` // string
}
// NewWorksheet returns a new Worksheet (with defaults, if applicable)
func NewWorksheet() *Worksheet {
return &Worksheet{
Graphs: []WorksheetGraph{}, // graphs is a required attribute and cannot be null
}
}
// FetchWorksheet retrieves worksheet with passed cid.
func (a *API) FetchWorksheet(cid CIDType) (*Worksheet, error) {
if cid == nil || *cid == "" {
return nil, fmt.Errorf("Invalid worksheet CID [none]")
}
worksheetCID := string(*cid)
matched, err := regexp.MatchString(config.WorksheetCIDRegex, worksheetCID)
if err != nil {
return nil, err
}
if !matched {
return nil, fmt.Errorf("Invalid worksheet CID [%s]", worksheetCID)
}
result, err := a.Get(string(*cid))
if err != nil {
return nil, err
}
if a.Debug {
a.Log.Printf("[DEBUG] fetch worksheet, received JSON: %s", string(result))
}
worksheet := new(Worksheet)
if err := json.Unmarshal(result, worksheet); err != nil {
return nil, err
}
return worksheet, nil
}
// FetchWorksheets retrieves all worksheets available to API Token.
func (a *API) FetchWorksheets() (*[]Worksheet, error) {
result, err := a.Get(config.WorksheetPrefix)
if err != nil {
return nil, err
}
var worksheets []Worksheet
if err := json.Unmarshal(result, &worksheets); err != nil {
return nil, err
}
return &worksheets, nil
}
// UpdateWorksheet updates passed worksheet.
func (a *API) UpdateWorksheet(cfg *Worksheet) (*Worksheet, error) {
if cfg == nil {
return nil, fmt.Errorf("Invalid worksheet config [nil]")
}
worksheetCID := string(cfg.CID)
matched, err := regexp.MatchString(config.WorksheetCIDRegex, worksheetCID)
if err != nil {
return nil, err
}
if !matched {
return nil, fmt.Errorf("Invalid worksheet CID [%s]", worksheetCID)
}
jsonCfg, err := json.Marshal(cfg)
if err != nil {
return nil, err
}
if a.Debug {
a.Log.Printf("[DEBUG] update worksheet, sending JSON: %s", string(jsonCfg))
}
result, err := a.Put(worksheetCID, jsonCfg)
if err != nil {
return nil, err
}
worksheet := &Worksheet{}
if err := json.Unmarshal(result, worksheet); err != nil {
return nil, err
}
return worksheet, nil
}
// CreateWorksheet creates a new worksheet.
func (a *API) CreateWorksheet(cfg *Worksheet) (*Worksheet, error) {
if cfg == nil {
return nil, fmt.Errorf("Invalid worksheet config [nil]")
}
jsonCfg, err := json.Marshal(cfg)
if err != nil {
return nil, err
}
if a.Debug {
a.Log.Printf("[DEBUG] create annotation, sending JSON: %s", string(jsonCfg))
}
result, err := a.Post(config.WorksheetPrefix, jsonCfg)
if err != nil {
return nil, err
}
worksheet := &Worksheet{}
if err := json.Unmarshal(result, worksheet); err != nil {
return nil, err
}
return worksheet, nil
}
// DeleteWorksheet deletes passed worksheet.
func (a *API) DeleteWorksheet(cfg *Worksheet) (bool, error) {
if cfg == nil {
return false, fmt.Errorf("Invalid worksheet config [nil]")
}
return a.DeleteWorksheetByCID(CIDType(&cfg.CID))
}
// DeleteWorksheetByCID deletes worksheet with passed cid.
func (a *API) DeleteWorksheetByCID(cid CIDType) (bool, error) {
if cid == nil || *cid == "" {
return false, fmt.Errorf("Invalid worksheet CID [none]")
}
worksheetCID := string(*cid)
matched, err := regexp.MatchString(config.WorksheetCIDRegex, worksheetCID)
if err != nil {
return false, err
}
if !matched {
return false, fmt.Errorf("Invalid worksheet CID [%s]", worksheetCID)
}
_, err = a.Delete(worksheetCID)
if err != nil {
return false, err
}
return true, nil
}
// SearchWorksheets returns worksheets matching the specified search
// query and/or filter. If nil is passed for both parameters all
// worksheets will be returned.
func (a *API) SearchWorksheets(searchCriteria *SearchQueryType, filterCriteria *SearchFilterType) (*[]Worksheet, error) {
q := url.Values{}
if searchCriteria != nil && *searchCriteria != "" {
q.Set("search", string(*searchCriteria))
}
if filterCriteria != nil && len(*filterCriteria) > 0 {
for filter, criteria := range *filterCriteria {
for _, val := range criteria {
q.Add(filter, val)
}
}
}
if q.Encode() == "" {
return a.FetchWorksheets()
}
reqURL := url.URL{
Path: config.WorksheetPrefix,
RawQuery: q.Encode(),
}
result, err := a.Get(reqURL.String())
if err != nil {
return nil, fmt.Errorf("[ERROR] API call error %+v", err)
}
var worksheets []Worksheet
if err := json.Unmarshal(result, &worksheets); err != nil {
return nil, err
}
return &worksheets, nil
}