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fd583a0e3b
* Allow customizable googlechat message via optional setting * Add optional message field in googlechat contact point configurator * Fix strange error message on send if template fails to fully evaluate * Elevate template evaluation failure logs to Warn level * Extract default.title template embed from all channels to shared constant
113 lines
4.3 KiB
Go
113 lines
4.3 KiB
Go
package channels
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import (
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"io/ioutil"
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"os"
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"testing"
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"github.com/prometheus/alertmanager/template"
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"github.com/stretchr/testify/require"
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)
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const DefaultMessageTitleEmbed = `{{ template "default.title" . }}`
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var DefaultTemplateString = `
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{{ define "__subject" }}[{{ .Status | toUpper }}{{ if eq .Status "firing" }}:{{ .Alerts.Firing | len }}{{ end }}] {{ .GroupLabels.SortedPairs.Values | join " " }} {{ if gt (len .CommonLabels) (len .GroupLabels) }}({{ with .CommonLabels.Remove .GroupLabels.Names }}{{ .Values | join " " }}{{ end }}){{ end }}{{ end }}
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{{ define "__text_alert_list" }}{{ range . }}
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Value: {{ or .ValueString "[no value]" }}
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Labels:
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{{ range .Labels.SortedPairs }} - {{ .Name }} = {{ .Value }}
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{{ end }}Annotations:
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{{ range .Annotations.SortedPairs }} - {{ .Name }} = {{ .Value }}
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{{ end }}{{ if gt (len .GeneratorURL) 0 }}Source: {{ .GeneratorURL }}
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{{ end }}{{ if gt (len .SilenceURL) 0 }}Silence: {{ .SilenceURL }}
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{{ end }}{{ if gt (len .DashboardURL) 0 }}Dashboard: {{ .DashboardURL }}
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{{ end }}{{ if gt (len .PanelURL) 0 }}Panel: {{ .PanelURL }}
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{{ end }}{{ end }}{{ end }}
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{{ define "default.title" }}{{ template "__subject" . }}{{ end }}
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{{ define "default.message" }}{{ if gt (len .Alerts.Firing) 0 }}**Firing**
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{{ template "__text_alert_list" .Alerts.Firing }}{{ if gt (len .Alerts.Resolved) 0 }}
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{{ end }}{{ end }}{{ if gt (len .Alerts.Resolved) 0 }}**Resolved**
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{{ template "__text_alert_list" .Alerts.Resolved }}{{ end }}{{ end }}
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{{ define "__teams_text_alert_list" }}{{ range . }}
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Value: {{ or .ValueString "[no value]" }}
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Labels:
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{{ range .Labels.SortedPairs }} - {{ .Name }} = {{ .Value }}
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{{ end }}
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Annotations:
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{{ range .Annotations.SortedPairs }} - {{ .Name }} = {{ .Value }}
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{{ end }}
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{{ if gt (len .GeneratorURL) 0 }}Source: {{ .GeneratorURL }}
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{{ end }}{{ if gt (len .SilenceURL) 0 }}Silence: {{ .SilenceURL }}
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{{ end }}{{ if gt (len .DashboardURL) 0 }}Dashboard: {{ .DashboardURL }}
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{{ end }}{{ if gt (len .PanelURL) 0 }}Panel: {{ .PanelURL }}
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{{ end }}
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{{ end }}{{ end }}
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{{ define "teams.default.message" }}{{ if gt (len .Alerts.Firing) 0 }}**Firing**
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{{ template "__teams_text_alert_list" .Alerts.Firing }}{{ if gt (len .Alerts.Resolved) 0 }}
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{{ end }}{{ end }}{{ if gt (len .Alerts.Resolved) 0 }}**Resolved**
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{{ template "__teams_text_alert_list" .Alerts.Resolved }}{{ end }}{{ end }}
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`
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// TemplateForTestsString is the template used for unit tests and integration tests.
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// We have it separate from above default template because any tiny change in the template
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// will require updating almost all channel tests (15+ files) and it's very time consuming.
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const TemplateForTestsString = `
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{{ define "__subject" }}[{{ .Status | toUpper }}{{ if eq .Status "firing" }}:{{ .Alerts.Firing | len }}{{ end }}] {{ .GroupLabels.SortedPairs.Values | join " " }} {{ if gt (len .CommonLabels) (len .GroupLabels) }}({{ with .CommonLabels.Remove .GroupLabels.Names }}{{ .Values | join " " }}{{ end }}){{ end }}{{ end }}
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{{ define "__text_alert_list" }}{{ range . }}
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Value: {{ or .ValueString "[no value]" }}
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Labels:
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{{ range .Labels.SortedPairs }} - {{ .Name }} = {{ .Value }}
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{{ end }}Annotations:
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{{ range .Annotations.SortedPairs }} - {{ .Name }} = {{ .Value }}
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{{ end }}{{ if gt (len .GeneratorURL) 0 }}Source: {{ .GeneratorURL }}
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{{ end }}{{ if gt (len .SilenceURL) 0 }}Silence: {{ .SilenceURL }}
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{{ end }}{{ if gt (len .DashboardURL) 0 }}Dashboard: {{ .DashboardURL }}
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{{ end }}{{ if gt (len .PanelURL) 0 }}Panel: {{ .PanelURL }}
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{{ end }}{{ end }}{{ end }}
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{{ define "default.title" }}{{ template "__subject" . }}{{ end }}
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{{ define "default.message" }}{{ if gt (len .Alerts.Firing) 0 }}**Firing**
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{{ template "__text_alert_list" .Alerts.Firing }}{{ if gt (len .Alerts.Resolved) 0 }}
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{{ end }}{{ end }}{{ if gt (len .Alerts.Resolved) 0 }}**Resolved**
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{{ template "__text_alert_list" .Alerts.Resolved }}{{ end }}{{ end }}
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{{ define "teams.default.message" }}{{ template "default.message" . }}{{ end }}
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`
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func templateForTests(t *testing.T) *template.Template {
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f, err := ioutil.TempFile("/tmp", "template")
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require.NoError(t, err)
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defer func(f *os.File) {
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_ = f.Close()
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}(f)
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t.Cleanup(func() {
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require.NoError(t, os.RemoveAll(f.Name()))
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})
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_, err = f.WriteString(TemplateForTestsString)
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require.NoError(t, err)
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tmpl, err := template.FromGlobs(f.Name())
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require.NoError(t, err)
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return tmpl
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}
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