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templates.go
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templates.go
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package otel
import (
"embed"
"strings"
"text/template"
"github.com/prometheus/common/model"
"github.com/rancher/opni/pkg/util"
"google.golang.org/protobuf/types/known/durationpb"
)
var (
//go:embed templates/*
otelTemplateFs embed.FS
OTELTemplates *template.Template
otelTemplateFuncs = template.FuncMap{
"protoDurToString": ProtoDurToString,
"indent": indent,
"nindent": nindent,
}
)
func init() {
OTELTemplates = util.Must(template.New("otel").Funcs(otelTemplateFuncs).ParseFS(otelTemplateFs, "templates/*.tmpl"))
}
func ProtoDurToString(dur *durationpb.Duration) string {
return model.Duration(dur.AsDuration().Nanoseconds()).String()
}
func indent(spaces int, v string) string {
pad := strings.Repeat(" ", spaces)
return pad + strings.Replace(v, "\n", "\n"+pad, -1)
}
func nindent(spaces int, v string) string {
return "\n" + indent(spaces, v)
}