func HealthHandler(rw http.ResponseWriter, request *http.Request) error {
rw.Header().Set("Content-Type", "application/json")
ok := clair.IsHealthy()
if !ok {
rw.WriteHeader(http.StatusServiceUnavailable)
}
healthBody := health{
Clair: ok,
}
j, err := healthBody.asJSON()
if err != nil {
return err
}
fmt.Fprint(rw, j)
return nil
}
"github.com/wemanity-belgium/hyperclair/clair"
"github.com/wemanity-belgium/hyperclair/xerrors"
)
const healthTplt = `
Clair: {{if .}}✔{{else}}✘{{end}}
`
type health struct {
Clair interface{} `json:"clair"`
}
var healthCmd = &cobra.Command{
Use: "health",
Short: "Get Health of Hyperclair and underlying services",
Long: `Get Health of Hyperclair and underlying services`,
Run: func(cmd *cobra.Command, args []string) {
ok := clair.IsHealthy()
err := template.Must(template.New("health").Parse(healthTplt)).Execute(os.Stdout, ok)
if err != nil {
fmt.Println(xerrors.InternalError)
logrus.Fatalf("rendering the health: %v", err)
}
},
}
func init() {
RootCmd.AddCommand(healthCmd)
}