kuma

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package version
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import (
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	"fmt"
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	"runtime"
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	"strings"
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)
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var (
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	Product     = "Kuma"
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	basedOnKuma = ""
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	version     = "unknown"
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	gitTag      = "unknown"
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	gitCommit   = "unknown"
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	buildDate   = "unknown"
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	Envoy       = "unknown"
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)
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type BuildInfo struct {
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	Product     string
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	Version     string
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	GitTag      string
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	GitCommit   string
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	BuildDate   string
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	BasedOnKuma string
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}
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func (b BuildInfo) FormatDetailedProductInfo() string {
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	base := []string{
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		fmt.Sprintf("Product:       %s", b.Product),
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		fmt.Sprintf("Version:       %s", b.Version),
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		fmt.Sprintf("Git Tag:       %s", b.GitTag),
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		fmt.Sprintf("Git Commit:    %s", b.GitCommit),
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		fmt.Sprintf("Build Date:    %s", b.BuildDate),
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	}
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	if b.BasedOnKuma != "" {
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		base = append(base, fmt.Sprintf("Based on Kuma: %s", b.BasedOnKuma))
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	}
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	return strings.Join(
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		base,
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		"\n",
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	)
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}
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func shortCommit(c string) string {
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	if len(c) < 7 {
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		return c
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	}
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	return c[:7]
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}
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func (b BuildInfo) AsMap() map[string]string {
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	res := map[string]string{
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		"product":    b.Product,
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		"version":    b.Version,
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		"build_date": b.BuildDate,
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		"git_commit": shortCommit(b.GitCommit),
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		"git_tag":    b.GitTag,
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	}
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	if b.BasedOnKuma != "" {
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		res["based_on_kuma"] = b.BasedOnKuma
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	}
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	return res
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}
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func (b BuildInfo) UserAgent(component string) string {
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	commit := shortCommit(b.GitCommit)
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	if b.BasedOnKuma != "" {
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		commit = fmt.Sprintf("%s/kuma-%s", commit, b.BasedOnKuma)
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	}
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	return fmt.Sprintf("%s/%s (%s; %s; %s/%s)",
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		component,
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		b.Version,
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		runtime.GOOS,
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		runtime.GOARCH,
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		b.Product,
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		commit)
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}
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var Build BuildInfo
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func init() {
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	Build = BuildInfo{
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		Product:     Product,
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		Version:     version,
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		GitTag:      gitTag,
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		GitCommit:   gitCommit,
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		BuildDate:   buildDate,
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		BasedOnKuma: basedOnKuma,
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	}
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}
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