/
check_vcenter.go
71 lines (60 loc) · 2.23 KB
/
check_vcenter.go
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package checks
import (
"context"
"fmt"
"strings"
"github.com/blang/semver"
)
const (
minRequiredVCenterVersion = "6.7.3"
minUpgradeableVCenterVersion = "7.0.2"
)
type VCenterChecker struct{}
var _ CheckInterface = &VCenterChecker{}
func (v *VCenterChecker) Check(ctx context.Context, checkOpts CheckArgs) []ClusterCheckResult {
vmClient := checkOpts.vmConnection.Client
vcenterAPIVersion := vmClient.ServiceContent.About.ApiVersion
hasRequiredMinimum, err := isMinimumVersion(minRequiredVCenterVersion, vcenterAPIVersion)
// if we can't determine the version, we are going to mark cluster as upgrade
// disabled without degrading the cluster
if err != nil {
reason := fmt.Errorf("error parsing minimum version %v", err)
return []ClusterCheckResult{makeDeprecatedEnvironmentError(CheckStatusVcenterAPIError, reason)}
}
if !hasRequiredMinimum {
reason := fmt.Errorf("found older vcenter version %s, minimum required version is %s", vcenterAPIVersion, minRequiredVCenterVersion)
return []ClusterCheckResult{makeDeprecatedEnvironmentError(CheckStatusDeprecatedVCenter, reason)}
}
hasUpgradeableMinimum, err := isMinimumVersion(minUpgradeableVCenterVersion, vcenterAPIVersion)
if err != nil {
reason := fmt.Errorf("error parsing minimum version %v", err)
return []ClusterCheckResult{makeDeprecatedEnvironmentError(CheckStatusVcenterAPIError, reason)}
}
if !hasUpgradeableMinimum {
reason := fmt.Errorf("found older vcenter version %s, minimum required version for upgrade is %s", vcenterAPIVersion, minUpgradeableVCenterVersion)
return []ClusterCheckResult{MakeClusterUnupgradeableError(CheckStatusDeprecatedVCenter, reason)}
}
return []ClusterCheckResult{}
}
func isMinimumVersion(minimumVersion string, currentVersion string) (bool, error) {
minimumSemver, err := semver.New(minimumVersion)
if err != nil {
return true, err
}
semverString := parseForSemver(currentVersion)
currentSemVer, err := semver.ParseTolerant(semverString)
if err != nil {
return true, err
}
if currentSemVer.Compare(*minimumSemver) >= 0 {
return true, nil
}
return false, nil
}
func parseForSemver(version string) string {
parts := strings.Split(version, ".")
if len(parts) > 3 {
return strings.Join(parts[0:3], ".")
}
return version
}