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mirror of https://github.com/rancher/rke.git synced 2025-07-31 06:49:54 +00:00
rke/metadata/metadata.go
2019-07-16 15:28:57 -07:00

99 lines
3.0 KiB
Go

package metadata
import (
"context"
"strings"
mVersion "github.com/mcuadros/go-version"
"github.com/rancher/kontainer-driver-metadata/rke"
"github.com/rancher/types/apis/management.cattle.io/v3"
)
var (
RKEVersion string
DefaultK8sVersion string
K8sVersionToTemplates map[string]map[string]string
K8sVersionToRKESystemImages map[string]v3.RKESystemImages
K8sVersionToServiceOptions map[string]v3.KubernetesServicesOptions
K8sVersionToDockerVersions map[string][]string
K8sVersionsCurrent []string
K8sBadVersions = map[string]bool{}
)
func InitMetadata(ctx context.Context) error {
initK8sRKESystemImages()
initAddonTemplates()
initServiceOptions()
initDockerOptions()
return nil
}
const RKEVersionDev = "0.2.3"
func initAddonTemplates() {
K8sVersionToTemplates = rke.DriverData.K8sVersionedTemplates
}
func initServiceOptions() {
K8sVersionToServiceOptions = interface{}(rke.DriverData.K8sVersionServiceOptions).(map[string]v3.KubernetesServicesOptions)
}
func initDockerOptions() {
K8sVersionToDockerVersions = rke.DriverData.K8sVersionDockerInfo
}
func initK8sRKESystemImages() {
K8sVersionToRKESystemImages = map[string]v3.RKESystemImages{}
rkeData := rke.DriverData
// non released versions
if RKEVersion == "" {
RKEVersion = RKEVersionDev
}
DefaultK8sVersion = rkeData.RKEDefaultK8sVersions["default"]
if defaultK8sVersion, ok := rkeData.RKEDefaultK8sVersions[RKEVersion]; ok {
DefaultK8sVersion = defaultK8sVersion
}
maxVersionForMajorK8sVersion := map[string]string{}
for k8sVersion, systemImages := range rkeData.K8sVersionRKESystemImages {
rkeVersionInfo, ok := rkeData.K8sVersionInfo[k8sVersion]
if ok {
// RKEVersion = 0.2.4, DeprecateRKEVersion = 0.2.2
if rkeVersionInfo.DeprecateRKEVersion != "" && mVersion.Compare(RKEVersion, rkeVersionInfo.DeprecateRKEVersion, ">=") {
K8sBadVersions[k8sVersion] = true
continue
}
// RKEVersion = 0.2.4, MinVersion = 0.2.5, don't store
lowerThanMin := rkeVersionInfo.MinRKEVersion != "" && mVersion.Compare(RKEVersion, rkeVersionInfo.MinRKEVersion, "<")
if lowerThanMin {
continue
}
}
// store all for upgrades
K8sVersionToRKESystemImages[k8sVersion] = interface{}(systemImages).(v3.RKESystemImages)
majorVersion := getTagMajorVersion(k8sVersion)
maxVersionInfo, ok := rkeData.K8sVersionInfo[majorVersion]
if ok {
// RKEVersion = 0.2.4, MaxVersion = 0.2.3, don't use in current
greaterThanMax := maxVersionInfo.MaxRKEVersion != "" && mVersion.Compare(RKEVersion, maxVersionInfo.MaxRKEVersion, ">")
if greaterThanMax {
continue
}
}
if curr, ok := maxVersionForMajorK8sVersion[majorVersion]; !ok || k8sVersion > curr {
maxVersionForMajorK8sVersion[majorVersion] = k8sVersion
}
}
for _, k8sVersion := range maxVersionForMajorK8sVersion {
K8sVersionsCurrent = append(K8sVersionsCurrent, k8sVersion)
}
}
func getTagMajorVersion(tag string) string {
splitTag := strings.Split(tag, ".")
if len(splitTag) < 2 {
return ""
}
return strings.Join(splitTag[:2], ".")
}