forked from openshift/origin
/
validation.go
55 lines (49 loc) · 1.54 KB
/
validation.go
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package validation
import (
"fmt"
"regexp"
"strings"
"github.com/GoogleCloudPlatform/kubernetes/pkg/api/errors"
"github.com/openshift/origin/pkg/template/api"
"github.com/openshift/origin/pkg/util"
)
var parameterNameExp = regexp.MustCompile(`^[a-zA-Z0-9\_]+$`)
// ValidateParameter tests if required fields in the Parameter are set.
func ValidateParameter(param *api.Parameter) (errs errors.ValidationErrorList) {
if len(param.Name) == 0 {
errs = append(errs, errors.NewFieldRequired("name", ""))
return
}
if !parameterNameExp.MatchString(param.Name) {
errs = append(errs, errors.NewFieldInvalid("name", param.Name, fmt.Sprintf("does not match %v", parameterNameExp)))
}
return
}
// ValidateTemplate tests if required fields in the Template are set.
func ValidateTemplate(template *api.Template) (errs errors.ValidationErrorList) {
if len(template.Name) == 0 {
errs = append(errs, errors.NewFieldRequired("name", template.Name))
}
for i := range template.Parameters {
paramErr := ValidateParameter(&template.Parameters[i])
errs = append(errs, paramErr.PrefixIndex(i).Prefix("parameters")...)
}
for _, obj := range template.Items {
errs = append(errs, util.ValidateObject(obj)...)
}
return
}
func filter(errs errors.ValidationErrorList, prefix string) errors.ValidationErrorList {
if errs == nil {
return errs
}
next := errors.ValidationErrorList{}
for _, err := range errs {
ve, ok := err.(*errors.ValidationError)
if ok && strings.HasPrefix(ve.Field, prefix) {
continue
}
next = append(next, err)
}
return next
}