mirror of https://github.com/status-im/consul.git
357 lines
14 KiB
Go
357 lines
14 KiB
Go
// Copyright 2016 Circonus, Inc. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// Graph API support - Fetch, Create, Update, Delete, and Search
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// See: https://login.circonus.com/resources/api/calls/graph
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package api
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import (
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"encoding/json"
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"fmt"
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"net/url"
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"regexp"
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"github.com/circonus-labs/circonus-gometrics/api/config"
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)
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// GraphAccessKey defines an access key for a graph
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type GraphAccessKey struct {
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Active bool `json:"active,omitempty"` // boolean
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Height uint `json:"height,omitempty"` // uint
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Key string `json:"key,omitempty"` // string
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Legend bool `json:"legend,omitempty"` // boolean
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LockDate bool `json:"lock_date,omitempty"` // boolean
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LockMode string `json:"lock_mode,omitempty"` // string
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LockRangeEnd uint `json:"lock_range_end,omitempty"` // uint
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LockRangeStart uint `json:"lock_range_start,omitempty"` // uint
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LockShowTimes bool `json:"lock_show_times,omitempty"` // boolean
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LockZoom string `json:"lock_zoom,omitempty"` // string
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Nickname string `json:"nickname,omitempty"` // string
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Title bool `json:"title,omitempty"` // boolean
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Width uint `json:"width,omitempty"` // uint
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XLabels bool `json:"x_labels,omitempty"` // boolean
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YLabels bool `json:"y_labels,omitempty"` // boolean
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}
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// GraphComposite defines a composite
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type GraphComposite struct {
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Axis string `json:"axis"` // string
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Color string `json:"color"` // string
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DataFormula *string `json:"data_formula"` // string or null
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Hidden bool `json:"hidden"` // boolean
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LegendFormula *string `json:"legend_formula"` // string or null
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Name string `json:"name"` // string
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Stack *uint `json:"stack"` // uint or null
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}
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// GraphDatapoint defines a datapoint
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type GraphDatapoint struct {
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Alpha *float64 `json:"alpha,string,omitempty"` // float64
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Axis string `json:"axis,omitempty"` // string
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CAQL *string `json:"caql,omitempty"` // string or null
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CheckID uint `json:"check_id,omitempty"` // uint
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Color *string `json:"color,omitempty"` // string
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DataFormula *string `json:"data_formula"` // string or null
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Derive interface{} `json:"derive,omitempty"` // BUG doc: string, api: string or boolean(for caql statements)
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Hidden bool `json:"hidden"` // boolean
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LegendFormula *string `json:"legend_formula"` // string or null
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MetricName string `json:"metric_name,omitempty"` // string
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MetricType string `json:"metric_type,omitempty"` // string
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Name string `json:"name"` // string
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Search *string `json:"search"` // string or null
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Stack *uint `json:"stack"` // uint or null
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}
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// GraphGuide defines a guide
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type GraphGuide struct {
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Color string `json:"color"` // string
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DataFormula *string `json:"data_formula"` // string or null
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Hidden bool `json:"hidden"` // boolean
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LegendFormula *string `json:"legend_formula"` // string or null
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Name string `json:"name"` // string
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}
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// GraphMetricCluster defines a metric cluster
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type GraphMetricCluster struct {
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AggregateFunc string `json:"aggregate_function,omitempty"` // string
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Axis string `json:"axis,omitempty"` // string
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Color *string `json:"color,omitempty"` // string
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DataFormula *string `json:"data_formula"` // string or null
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Hidden bool `json:"hidden"` // boolean
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LegendFormula *string `json:"legend_formula"` // string or null
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MetricCluster string `json:"metric_cluster,omitempty"` // string
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Name string `json:"name,omitempty"` // string
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Stack *uint `json:"stack"` // uint or null
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}
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// GraphOverlaySet defines an overlay set for a graph
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type GraphOverlaySet struct {
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Overlays map[string]GraphOverlay `json:"overlays"`
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Title string `json:"title"`
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}
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// GraphOverlay defines a single overlay in an overlay set
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type GraphOverlay struct {
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DataOpts OverlayDataOptions `json:"data_opts,omitempty"` // OverlayDataOptions
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ID string `json:"id,omitempty"` // string
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Title string `json:"title,omitempty"` // string
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UISpecs OverlayUISpecs `json:"ui_specs,omitempty"` // OverlayUISpecs
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}
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// OverlayUISpecs defines UI specs for overlay
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type OverlayUISpecs struct {
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Decouple bool `json:"decouple,omitempty"` // boolean
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ID string `json:"id,omitempty"` // string
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Label string `json:"label,omitempty"` // string
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Type string `json:"type,omitempty"` // string
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Z string `json:"z,omitempty"` // int encoded as string BUG doc: numeric, api: string
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}
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// OverlayDataOptions defines overlay options for data. Note, each overlay type requires
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// a _subset_ of the options. See Graph API documentation (URL above) for details.
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type OverlayDataOptions struct {
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Alerts string `json:"alerts,omitempty"` // int encoded as string BUG doc: numeric, api: string
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ArrayOutput string `json:"array_output,omitempty"` // int encoded as string BUG doc: numeric, api: string
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BasePeriod string `json:"base_period,omitempty"` // int encoded as string BUG doc: numeric, api: string
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Delay string `json:"delay,omitempty"` // int encoded as string BUG doc: numeric, api: string
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Extension string `json:"extension,omitempty"` // string
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GraphTitle string `json:"graph_title,omitempty"` // string
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GraphUUID string `json:"graph_id,omitempty"` // string
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InPercent string `json:"in_percent,omitempty"` // boolean encoded as string BUG doc: boolean, api: string
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Inverse string `json:"inverse,omitempty"` // int encoded as string BUG doc: numeric, api: string
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Method string `json:"method,omitempty"` // string
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Model string `json:"model,omitempty"` // string
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ModelEnd string `json:"model_end,omitempty"` // string
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ModelPeriod string `json:"model_period,omitempty"` // string
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ModelRelative string `json:"model_relative,omitempty"` // int encoded as string BUG doc: numeric, api: string
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Out string `json:"out,omitempty"` // string
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Prequel string `json:"prequel,omitempty"` // int
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Presets string `json:"presets,omitempty"` // string
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Quantiles string `json:"quantiles,omitempty"` // string
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SeasonLength string `json:"season_length,omitempty"` // int encoded as string BUG doc: numeric, api: string
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Sensitivity string `json:"sensitivity,omitempty"` // int encoded as string BUG doc: numeric, api: string
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SingleValue string `json:"single_value,omitempty"` // int encoded as string BUG doc: numeric, api: string
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TargetPeriod string `json:"target_period,omitempty"` // string
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TimeOffset string `json:"time_offset,omitempty"` // string
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TimeShift string `json:"time_shift,omitempty"` // int encoded as string BUG doc: numeric, api: string
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Transform string `json:"transform,omitempty"` // string
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Version string `json:"version,omitempty"` // int encoded as string BUG doc: numeric, api: string
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Window string `json:"window,omitempty"` // int encoded as string BUG doc: numeric, api: string
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XShift string `json:"x_shift,omitempty"` // string
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}
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// Graph defines a graph. See https://login.circonus.com/resources/api/calls/graph for more information.
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type Graph struct {
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AccessKeys []GraphAccessKey `json:"access_keys,omitempty"` // [] len >= 0
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CID string `json:"_cid,omitempty"` // string
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Composites []GraphComposite `json:"composites,omitempty"` // [] len >= 0
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Datapoints []GraphDatapoint `json:"datapoints,omitempt"` // [] len >= 0
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Description string `json:"description,omitempty"` // string
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Guides []GraphGuide `json:"guides,omitempty"` // [] len >= 0
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LineStyle *string `json:"line_style"` // string or null
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LogLeftY *int `json:"logarithmic_left_y,string,omitempty"` // int encoded as string or null BUG doc: number (not string)
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LogRightY *int `json:"logarithmic_right_y,string,omitempty"` // int encoded as string or null BUG doc: number (not string)
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MaxLeftY *float64 `json:"max_left_y,string,omitempty"` // float64 encoded as string or null BUG doc: number (not string)
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MaxRightY *float64 `json:"max_right_y,string,omitempty"` // float64 encoded as string or null BUG doc: number (not string)
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MetricClusters []GraphMetricCluster `json:"metric_clusters,omitempty"` // [] len >= 0
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MinLeftY *float64 `json:"min_left_y,string,omitempty"` // float64 encoded as string or null BUG doc: number (not string)
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MinRightY *float64 `json:"min_right_y,string,omitempty"` // float64 encoded as string or null BUG doc: number (not string)
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Notes *string `json:"notes,omitempty"` // string or null
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OverlaySets *map[string]GraphOverlaySet `json:"overlay_sets,omitempty"` // GroupOverLaySets or null
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Style *string `json:"style"` // string or null
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Tags []string `json:"tags,omitempty"` // [] len >= 0
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Title string `json:"title,omitempty"` // string
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}
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// NewGraph returns a Graph (with defaults, if applicable)
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func NewGraph() *Graph {
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return &Graph{}
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}
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// FetchGraph retrieves graph with passed cid.
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func (a *API) FetchGraph(cid CIDType) (*Graph, error) {
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if cid == nil || *cid == "" {
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return nil, fmt.Errorf("Invalid graph CID [none]")
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}
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graphCID := string(*cid)
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matched, err := regexp.MatchString(config.GraphCIDRegex, graphCID)
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if err != nil {
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return nil, err
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}
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if !matched {
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return nil, fmt.Errorf("Invalid graph CID [%s]", graphCID)
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}
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result, err := a.Get(graphCID)
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if err != nil {
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return nil, err
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}
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if a.Debug {
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a.Log.Printf("[DEBUG] fetch graph, received JSON: %s", string(result))
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}
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graph := new(Graph)
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if err := json.Unmarshal(result, graph); err != nil {
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return nil, err
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}
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return graph, nil
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}
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// FetchGraphs retrieves all graphs available to the API Token.
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func (a *API) FetchGraphs() (*[]Graph, error) {
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result, err := a.Get(config.GraphPrefix)
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if err != nil {
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return nil, err
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}
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var graphs []Graph
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if err := json.Unmarshal(result, &graphs); err != nil {
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return nil, err
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}
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return &graphs, nil
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}
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// UpdateGraph updates passed graph.
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func (a *API) UpdateGraph(cfg *Graph) (*Graph, error) {
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if cfg == nil {
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return nil, fmt.Errorf("Invalid graph config [nil]")
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}
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graphCID := string(cfg.CID)
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matched, err := regexp.MatchString(config.GraphCIDRegex, graphCID)
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if err != nil {
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return nil, err
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}
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if !matched {
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return nil, fmt.Errorf("Invalid graph CID [%s]", graphCID)
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}
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jsonCfg, err := json.Marshal(cfg)
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if err != nil {
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return nil, err
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}
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if a.Debug {
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a.Log.Printf("[DEBUG] update graph, sending JSON: %s", string(jsonCfg))
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}
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result, err := a.Put(graphCID, jsonCfg)
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if err != nil {
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return nil, err
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}
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graph := &Graph{}
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if err := json.Unmarshal(result, graph); err != nil {
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return nil, err
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}
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return graph, nil
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}
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// CreateGraph creates a new graph.
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func (a *API) CreateGraph(cfg *Graph) (*Graph, error) {
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if cfg == nil {
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return nil, fmt.Errorf("Invalid graph config [nil]")
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}
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jsonCfg, err := json.Marshal(cfg)
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if err != nil {
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return nil, err
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}
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if a.Debug {
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a.Log.Printf("[DEBUG] update graph, sending JSON: %s", string(jsonCfg))
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}
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result, err := a.Post(config.GraphPrefix, jsonCfg)
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if err != nil {
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return nil, err
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}
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graph := &Graph{}
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if err := json.Unmarshal(result, graph); err != nil {
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return nil, err
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}
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return graph, nil
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}
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// DeleteGraph deletes passed graph.
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func (a *API) DeleteGraph(cfg *Graph) (bool, error) {
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if cfg == nil {
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return false, fmt.Errorf("Invalid graph config [nil]")
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}
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return a.DeleteGraphByCID(CIDType(&cfg.CID))
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}
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// DeleteGraphByCID deletes graph with passed cid.
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func (a *API) DeleteGraphByCID(cid CIDType) (bool, error) {
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if cid == nil || *cid == "" {
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return false, fmt.Errorf("Invalid graph CID [none]")
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}
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graphCID := string(*cid)
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matched, err := regexp.MatchString(config.GraphCIDRegex, graphCID)
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if err != nil {
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return false, err
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}
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if !matched {
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return false, fmt.Errorf("Invalid graph CID [%s]", graphCID)
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}
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_, err = a.Delete(graphCID)
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if err != nil {
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return false, err
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}
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return true, nil
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}
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// SearchGraphs returns graphs matching the specified search query
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// and/or filter. If nil is passed for both parameters all graphs
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// will be returned.
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func (a *API) SearchGraphs(searchCriteria *SearchQueryType, filterCriteria *SearchFilterType) (*[]Graph, error) {
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q := url.Values{}
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if searchCriteria != nil && *searchCriteria != "" {
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q.Set("search", string(*searchCriteria))
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}
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if filterCriteria != nil && len(*filterCriteria) > 0 {
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for filter, criteria := range *filterCriteria {
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for _, val := range criteria {
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q.Add(filter, val)
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}
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}
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}
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if q.Encode() == "" {
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return a.FetchGraphs()
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}
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reqURL := url.URL{
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Path: config.GraphPrefix,
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RawQuery: q.Encode(),
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}
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result, err := a.Get(reqURL.String())
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if err != nil {
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return nil, fmt.Errorf("[ERROR] API call error %+v", err)
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}
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var graphs []Graph
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if err := json.Unmarshal(result, &graphs); err != nil {
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return nil, err
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}
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return &graphs, nil
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}
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