85 lines
2.7 KiB
Go
85 lines
2.7 KiB
Go
// Copyright 2021 The etcd Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package config
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type V2DeprecationEnum string
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const (
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// V2Depr0NotYet means v2store isn't deprecated yet.
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// Default in v3.5, and no longer supported in v3.6.
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V2Depr0NotYet = V2DeprecationEnum("not-yet")
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// Deprecated: to be decommissioned in 3.7. Please use V2Depr0NotYet.
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// TODO: remove in 3.7
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//revive:disable-next-line:var-naming
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V2_DEPR_0_NOT_YET = V2Depr0NotYet
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// V2Depr1WriteOnly means only writing v2store is allowed.
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// Default in v3.6. Meaningful v2 state is not allowed.
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// The V2 files are maintained for v3.5 rollback.
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V2Depr1WriteOnly = V2DeprecationEnum("write-only")
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// Deprecated: to be decommissioned in 3.7. Please use V2Depr1WriteOnly.
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// TODO: remove in 3.7
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//revive:disable-next-line:var-naming
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V2_DEPR_1_WRITE_ONLY = V2Depr1WriteOnly
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// V2Depr1WriteOnlyDrop means v2store is WIPED if found !!!
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// Will be default in 3.7.
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V2Depr1WriteOnlyDrop = V2DeprecationEnum("write-only-drop-data")
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// Deprecated: to be decommissioned in 3.7. Pleae use V2Depr1WriteOnlyDrop.
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// TODO: remove in 3.7
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//revive:disable-next-line:var-naming
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V2_DEPR_1_WRITE_ONLY_DROP = V2Depr1WriteOnlyDrop
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// V2Depr2Gone means v2store is completely gone. The v2store is
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// neither written nor read. Anything related to v2store will be
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// cleaned up in v3.8. Usage of this configuration is blocking
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// ability to rollback to etcd v3.5.
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V2Depr2Gone = V2DeprecationEnum("gone")
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// Deprecated: to be decommissioned in 3.7. Please use V2Depr2Gone.
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// TODO: remove in 3.7
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//revive:disable-next-line:var-naming
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V2_DEPR_2_GONE = V2Depr2Gone
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// V2DeprDefault is the default deprecation level.
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V2DeprDefault = V2Depr1WriteOnly
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// Deprecated: to be decommissioned in 3.7. Please use V2DeprDefault.
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// TODO: remove in 3.7
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//revive:disable-next-line:var-naming
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V2_DEPR_DEFAULT = V2DeprDefault
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)
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func (e V2DeprecationEnum) IsAtLeast(v2d V2DeprecationEnum) bool {
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return e.level() >= v2d.level()
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}
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func (e V2DeprecationEnum) level() int {
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switch e {
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case V2Depr0NotYet:
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return 0
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case V2Depr1WriteOnly:
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return 1
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case V2Depr1WriteOnlyDrop:
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return 2
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case V2Depr2Gone:
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return 3
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}
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panic("Unknown V2DeprecationEnum: " + e)
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}
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