Version: v0.25.0 Latest Latest

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Published: Dec 22, 2022 License: Apache-2.0 Imports: 16 Imported by: 319




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var DefaultFuncs = FuncMap{
	"toUpper": strings.ToUpper,
	"toLower": strings.ToLower,
	"title":   cases.Title(language.AmericanEnglish).String,

	"join": func(sep string, s []string) string {
		return strings.Join(s, sep)
	"match": regexp.MatchString,
	"safeHtml": func(text string) tmplhtml.HTML {
		return tmplhtml.HTML(text)
	"reReplaceAll": func(pattern, repl, text string) string {
		re := regexp.MustCompile(pattern)
		return re.ReplaceAllString(text, repl)
	"stringSlice": func(s ...string) []string {
		return s


This section is empty.


type Alert

type Alert struct {
	Status       string    `json:"status"`
	Labels       KV        `json:"labels"`
	Annotations  KV        `json:"annotations"`
	StartsAt     time.Time `json:"startsAt"`
	EndsAt       time.Time `json:"endsAt"`
	GeneratorURL string    `json:"generatorURL"`
	Fingerprint  string    `json:"fingerprint"`

Alert holds one alert for notification templates.

type Alerts

type Alerts []Alert

Alerts is a list of Alert objects.

func (Alerts) Firing

func (as Alerts) Firing() []Alert

Firing returns the subset of alerts that are firing.

func (Alerts) Resolved

func (as Alerts) Resolved() []Alert

Resolved returns the subset of alerts that are resolved.

type Data

type Data struct {
	Receiver string `json:"receiver"`
	Status   string `json:"status"`
	Alerts   Alerts `json:"alerts"`

	GroupLabels       KV `json:"groupLabels"`
	CommonLabels      KV `json:"commonLabels"`
	CommonAnnotations KV `json:"commonAnnotations"`

	ExternalURL string `json:"externalURL"`

Data is the data passed to notification templates and webhook pushes.

End-users should not be exposed to Go's type system, as this will confuse them and prevent simple things like simple equality checks to fail. Map everything to float64/string.

type FuncMap

type FuncMap map[string]interface{}

type KV

type KV map[string]string

KV is a set of key/value string pairs.

func (KV) Names

func (kv KV) Names() []string

Names returns the names of the label names in the LabelSet.

func (KV) Remove

func (kv KV) Remove(keys []string) KV

Remove returns a copy of the key/value set without the given keys.

func (KV) SortedPairs

func (kv KV) SortedPairs() Pairs

SortedPairs returns a sorted list of key/value pairs.

func (KV) Values

func (kv KV) Values() []string

Values returns a list of the values in the LabelSet.

type Pair

type Pair struct {
	Name, Value string

Pair is a key/value string pair.

type Pairs

type Pairs []Pair

Pairs is a list of key/value string pairs.

func (Pairs) Names

func (ps Pairs) Names() []string

Names returns a list of names of the pairs.

func (Pairs) Values

func (ps Pairs) Values() []string

Values returns a list of values of the pairs.

type Template

type Template struct {
	ExternalURL *url.URL
	// contains filtered or unexported fields

Template bundles a text and a html template instance.

func FromGlobs

func FromGlobs(paths ...string) (*Template, error)

FromGlobs calls ParseGlob on all path globs provided and returns the resulting Template.

func (*Template) Data

func (t *Template) Data(recv string, groupLabels model.LabelSet, alerts ...*types.Alert) *Data

Data assembles data for template expansion.

func (*Template) ExecuteHTMLString

func (t *Template) ExecuteHTMLString(html string, data interface{}) (string, error)

ExecuteHTMLString needs a meaningful doc comment (TODO(fabxc)).

func (*Template) ExecuteTextString

func (t *Template) ExecuteTextString(text string, data interface{}) (string, error)

ExecuteTextString needs a meaningful doc comment (TODO(fabxc)).

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