mirror of
https://github.com/siderolabs/talos.git
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d9bdea2b54
Getting ready for the next Talos 1.5.0-alpha.0 release. Signed-off-by: Andrey Smirnov <andrey.smirnov@talos-systems.com>
66 lines
2.3 KiB
Go
66 lines
2.3 KiB
Go
// This Source Code Form is subject to the terms of the Mozilla Public
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// License, v. 2.0. If a copy of the MPL was not distributed with this
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// file, You can obtain one at http://mozilla.org/MPL/2.0/.
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package compatibility
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import (
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"fmt"
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"github.com/hashicorp/go-version"
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"github.com/siderolabs/talos/pkg/machinery/compatibility/talos12"
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"github.com/siderolabs/talos/pkg/machinery/compatibility/talos13"
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"github.com/siderolabs/talos/pkg/machinery/compatibility/talos14"
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"github.com/siderolabs/talos/pkg/machinery/compatibility/talos15"
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)
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// KubernetesVersion embeds Kubernetes version.
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type KubernetesVersion struct {
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version version.Version
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}
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// ParseKubernetesVersion parses Kubernetes version.
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func ParseKubernetesVersion(v string) (*KubernetesVersion, error) {
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parsed, err := version.NewVersion(v)
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if err != nil {
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return nil, err
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}
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return &KubernetesVersion{
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version: *parsed,
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}, nil
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}
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func (v *KubernetesVersion) String() string {
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return v.version.String()
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}
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// SupportedWith checks if the Kubernetes version is supported with specified version of Talos.
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func (v *KubernetesVersion) SupportedWith(target *TalosVersion) error {
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var minK8sVersion, maxK8sVersion *version.Version
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switch target.majorMinor {
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case talos12.MajorMinor: // upgrades to 1.2.x
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minK8sVersion, maxK8sVersion = talos12.MinimumKubernetesVersion, talos12.MaximumKubernetesVersion
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case talos13.MajorMinor: // upgrades to 1.3.x
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minK8sVersion, maxK8sVersion = talos13.MinimumKubernetesVersion, talos13.MaximumKubernetesVersion
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case talos14.MajorMinor: // upgrades to 1.4.x
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minK8sVersion, maxK8sVersion = talos14.MinimumKubernetesVersion, talos14.MaximumKubernetesVersion
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case talos15.MajorMinor: // upgrades to 1.5.x
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minK8sVersion, maxK8sVersion = talos15.MinimumKubernetesVersion, talos15.MaximumKubernetesVersion
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default:
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return fmt.Errorf("compatibility with version %s is not supported", target.String())
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}
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if v.version.Core().LessThan(minK8sVersion) {
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return fmt.Errorf("version of Kubernetes %s is too old to be used with Talos %s", v.version.String(), target.version.String())
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}
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if v.version.Core().GreaterThanOrEqual(maxK8sVersion) {
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return fmt.Errorf("version of Kubernetes %s is too new to be used with Talos %s", v.version.String(), target.version.String())
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}
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return nil
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}
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