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config: fix incorrect kubernetes version validation (#1155)

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Fix incorrect string comparison by replacing it with
call to semver.Compare.
Also add handling to check for missing v prefix.
This commit is contained in:
Otto Bittner 2023-02-09 17:38:02 +01:00 • committed by GitHub
parent 4c5ab7c5e9
commit fd860ddb91
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GPG key ID: 4AEE18F83AFDEB23
3 changed files with 23 additions and 15 deletions
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31
internal/config/validation.go
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@ -55,22 +55,33 @@ func translateInvalidK8sVersionError(ut ut.Translator, fe validator.FieldError)
validVersionsSorted := semver.ByVersion(validVersions)
sort.Sort(validVersionsSorted)
errorMsg := fmt.Sprintf("Supported versions: %s", strings.Join(validVersionsSorted, " "))
configured, ok := fe.Value().(string)
if !ok {
errorMsg = "The configured version is not a valid string"
if len(validVersionsSorted) == 0 {
t, _ := ut.T("supported_k8s_version", fe.Field(), "No valid versions available. This should never happen")
return t
}
maxVersion := validVersionsSorted[len(validVersionsSorted)-1]
minVersion := validVersionsSorted[0]
if configured < minVersion {
errorMsg = fmt.Sprintf("The configured version %s is older than the oldest version supported by this CLI: %s.", configured, minVersion)
var errorMsg string
configured, ok := fe.Value().(string)
if !ok {
errorMsg = fmt.Sprintf("The configured version is not a valid string. Supported versions: %s", strings.Join(validVersionsSorted, " "))
t, _ := ut.T("supported_k8s_version", fe.Field(), errorMsg)
return t
}
if configured > maxVersion {
errorMsg = fmt.Sprintf("The configured version %s is newer than the newest version supported by this CLI: %s.", configured, maxVersion)
configured = compatibility.EnsurePrefixV(configured)
switch {
case !semver.IsValid(configured):
errorMsg = "The configured version is not a valid semantic version"
case semver.Compare(configured, minVersion) == -1:
errorMsg = fmt.Sprintf("The configured version %s is older than the oldest version supported by this CLI: %s", configured, minVersion)
case semver.Compare(configured, maxVersion) == 1:
errorMsg = fmt.Sprintf("The configured version %s is newer than the newest version supported by this CLI: %s", configured, maxVersion)
}
errorMsg = errorMsg + fmt.Sprintf("Supported versions: %s", strings.Join(validVersionsSorted, " "))
t, _ := ut.T("supported_k8s_version", fe.Field(), errorMsg)
return t
@ -299,7 +310,7 @@ func getPlaceholderEntries(m Measurements) []uint32 {
}
func validateK8sVersion(fl validator.FieldLevel) bool {
return versions.IsSupportedK8sVersion(fl.Field().String())
return versions.IsSupportedK8sVersion(compatibility.EnsurePrefixV(fl.Field().String()))
}
func registerVersionCompatibilityError(ut ut.Translator) error {