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

232 lines
6.1 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.
// RuleSetGroup API support - Fetch, Create, Update, Delete, and Search
// See: https://login.circonus.com/resources/api/calls/rule_set_group
package api
import (
"encoding/json"
"fmt"
"net/url"
"regexp"
"github.com/circonus-labs/circonus-gometrics/api/config"
)
// RuleSetGroupFormula defines a formula for raising alerts
type RuleSetGroupFormula struct {
Expression interface{} `json:"expression"` // string or uint BUG doc: string, api: string or numeric
RaiseSeverity uint `json:"raise_severity"` // uint
Wait uint `json:"wait"` // uint
}
// RuleSetGroupCondition defines conditions for raising alerts
type RuleSetGroupCondition struct {
MatchingSeverities []string `json:"matching_serverities"` // [] len >= 1
RuleSetCID string `json:"rule_set"` // string
}
// RuleSetGroup defines a ruleset group. See https://login.circonus.com/resources/api/calls/rule_set_group for more information.
type RuleSetGroup struct {
CID string `json:"_cid,omitempty"` // string
ContactGroups map[uint8][]string `json:"contact_groups"` // [] len == 5
Formulas []RuleSetGroupFormula `json:"formulas"` // [] len >= 0
Name string `json:"name"` // string
RuleSetConditions []RuleSetGroupCondition `json:"rule_set_conditions"` // [] len >= 1
Tags []string `json:"tags"` // [] len >= 0
}
// NewRuleSetGroup returns a new RuleSetGroup (with defaults, if applicable)
func NewRuleSetGroup() *RuleSetGroup {
return &RuleSetGroup{}
}
// FetchRuleSetGroup retrieves rule set group with passed cid.
func (a *API) FetchRuleSetGroup(cid CIDType) (*RuleSetGroup, error) {
if cid == nil || *cid == "" {
return nil, fmt.Errorf("Invalid rule set group CID [none]")
}
groupCID := string(*cid)
matched, err := regexp.MatchString(config.RuleSetGroupCIDRegex, groupCID)
if err != nil {
return nil, err
}
if !matched {
return nil, fmt.Errorf("Invalid rule set group CID [%s]", groupCID)
}
result, err := a.Get(groupCID)
if err != nil {
return nil, err
}
if a.Debug {
a.Log.Printf("[DEBUG] fetch rule set group, received JSON: %s", string(result))
}
rulesetGroup := &RuleSetGroup{}
if err := json.Unmarshal(result, rulesetGroup); err != nil {
return nil, err
}
return rulesetGroup, nil
}
// FetchRuleSetGroups retrieves all rule set groups available to API Token.
func (a *API) FetchRuleSetGroups() (*[]RuleSetGroup, error) {
result, err := a.Get(config.RuleSetGroupPrefix)
if err != nil {
return nil, err
}
var rulesetGroups []RuleSetGroup
if err := json.Unmarshal(result, &rulesetGroups); err != nil {
return nil, err
}
return &rulesetGroups, nil
}
// UpdateRuleSetGroup updates passed rule set group.
func (a *API) UpdateRuleSetGroup(cfg *RuleSetGroup) (*RuleSetGroup, error) {
if cfg == nil {
return nil, fmt.Errorf("Invalid rule set group config [nil]")
}
groupCID := string(cfg.CID)
matched, err := regexp.MatchString(config.RuleSetGroupCIDRegex, groupCID)
if err != nil {
return nil, err
}
if !matched {
return nil, fmt.Errorf("Invalid rule set group CID [%s]", groupCID)
}
jsonCfg, err := json.Marshal(cfg)
if err != nil {
return nil, err
}
if a.Debug {
a.Log.Printf("[DEBUG] update rule set group, sending JSON: %s", string(jsonCfg))
}
result, err := a.Put(groupCID, jsonCfg)
if err != nil {
return nil, err
}
groups := &RuleSetGroup{}
if err := json.Unmarshal(result, groups); err != nil {
return nil, err
}
return groups, nil
}
// CreateRuleSetGroup creates a new rule set group.
func (a *API) CreateRuleSetGroup(cfg *RuleSetGroup) (*RuleSetGroup, error) {
if cfg == nil {
return nil, fmt.Errorf("Invalid rule set group config [nil]")
}
jsonCfg, err := json.Marshal(cfg)
if err != nil {
return nil, err
}
if a.Debug {
a.Log.Printf("[DEBUG] create rule set group, sending JSON: %s", string(jsonCfg))
}
result, err := a.Post(config.RuleSetGroupPrefix, jsonCfg)
if err != nil {
return nil, err
}
group := &RuleSetGroup{}
if err := json.Unmarshal(result, group); err != nil {
return nil, err
}
return group, nil
}
// DeleteRuleSetGroup deletes passed rule set group.
func (a *API) DeleteRuleSetGroup(cfg *RuleSetGroup) (bool, error) {
if cfg == nil {
return false, fmt.Errorf("Invalid rule set group config [nil]")
}
return a.DeleteRuleSetGroupByCID(CIDType(&cfg.CID))
}
// DeleteRuleSetGroupByCID deletes rule set group with passed cid.
func (a *API) DeleteRuleSetGroupByCID(cid CIDType) (bool, error) {
if cid == nil || *cid == "" {
return false, fmt.Errorf("Invalid rule set group CID [none]")
}
groupCID := string(*cid)
matched, err := regexp.MatchString(config.RuleSetGroupCIDRegex, groupCID)
if err != nil {
return false, err
}
if !matched {
return false, fmt.Errorf("Invalid rule set group CID [%s]", groupCID)
}
_, err = a.Delete(groupCID)
if err != nil {
return false, err
}
return true, nil
}
// SearchRuleSetGroups returns rule set groups matching the
// specified search query and/or filter. If nil is passed for
// both parameters all rule set groups will be returned.
func (a *API) SearchRuleSetGroups(searchCriteria *SearchQueryType, filterCriteria *SearchFilterType) (*[]RuleSetGroup, 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.FetchRuleSetGroups()
}
reqURL := url.URL{
Path: config.RuleSetGroupPrefix,
RawQuery: q.Encode(),
}
result, err := a.Get(reqURL.String())
if err != nil {
return nil, fmt.Errorf("[ERROR] API call error %+v", err)
}
var groups []RuleSetGroup
if err := json.Unmarshal(result, &groups); err != nil {
return nil, err
}
return &groups, nil
}