/
allowed_gpdb_versions.go
79 lines (66 loc) · 2.66 KB
/
allowed_gpdb_versions.go
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// Copyright (c) 2017-2023 VMware, Inc. or its affiliates
// SPDX-License-Identifier: Apache-2.0
package greenplum
import (
"fmt"
"github.com/blang/semver/v4"
)
// Change these values to bump the minimum supported versions and associated tests.
const min5xVersion = "5.29.10"
const min6xVersion = "6.25.0"
const min7xVersion = "7.0.0"
var GetSourceVersion = Version
var GetTargetVersion = Version
func VerifyCompatibleGPDBVersions(sourceGPHome, targetGPHome string) error {
sourceVersion, err := GetSourceVersion(sourceGPHome)
if err != nil {
return err
}
targetVersion, err := GetTargetVersion(targetGPHome)
if err != nil {
return err
}
return validate(sourceVersion, targetVersion)
}
func validate(sourceVersion semver.Version, targetVersion semver.Version) error {
var sourceRange, targetRange semver.Range
var minSourceVersion, minTargetVersion string
switch {
case sourceVersion.Major == 5 && targetVersion.Major == 6:
sourceRange = semver.MustParseRange(">=" + min5xVersion + " <6.0.0")
targetRange = semver.MustParseRange(">=" + min6xVersion + " <7.0.0")
minSourceVersion = min5xVersion
minTargetVersion = min6xVersion
case sourceVersion.Major == 6 && targetVersion.Major == 6:
sourceRange = semver.MustParseRange(">=" + min6xVersion + " <7.0.0")
targetRange = semver.MustParseRange(">=" + min6xVersion + " <7.0.0")
minSourceVersion = min6xVersion
minTargetVersion = min6xVersion
case sourceVersion.Major == 6 && targetVersion.Major == 7:
sourceRange = semver.MustParseRange(">=" + min6xVersion + " <7.0.0")
targetRange = semver.MustParseRange(">=" + min7xVersion + " <8.0.0")
minSourceVersion = min6xVersion
minTargetVersion = min7xVersion
case sourceVersion.Major == 7 && targetVersion.Major == 7:
sourceRange = semver.MustParseRange(">=" + min7xVersion + " <8.0.0")
targetRange = semver.MustParseRange(">=" + min7xVersion + " <8.0.0")
minSourceVersion = min7xVersion
minTargetVersion = min7xVersion
default:
return fmt.Errorf("Unsupported source and target versions. "+
"Found source version %s and target version %s. "+
"Upgrade is only supported for Greenplum 5 to 6 and Greenplum 6 to 7. "+
"Check the documentation for further information.", sourceVersion, targetVersion)
}
if !sourceRange(sourceVersion) {
return fmt.Errorf("Source cluster version %s is not supported. "+
"The minimum required version is %s. "+
"We recommend the latest version.", sourceVersion, minSourceVersion)
}
if !targetRange(targetVersion) {
return fmt.Errorf("Target cluster version %s is not supported. "+
"The minimum required version is %s. "+
"We recommend the latest version.", targetVersion, minTargetVersion)
}
return nil
}