64 lines
2.0 KiB
Go
64 lines
2.0 KiB
Go
/*
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Copyright The containerd Authors.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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*/
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package platforms
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import (
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"github.com/containerd/platforms"
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specs "github.com/opencontainers/image-spec/specs-go/v1"
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)
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type MatchComparer = platforms.MatchComparer
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// Only returns a match comparer for a single platform
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// using default resolution logic for the platform.
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//
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// For arm/v8, will also match arm/v7, arm/v6 and arm/v5
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// For arm/v7, will also match arm/v6 and arm/v5
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// For arm/v6, will also match arm/v5
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// For amd64, will also match 386
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func Only(platform specs.Platform) MatchComparer {
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return platforms.Only(platform)
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}
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// OnlyStrict returns a match comparer for a single platform.
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//
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// Unlike Only, OnlyStrict does not match sub platforms.
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// So, "arm/vN" will not match "arm/vM" where M < N,
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// and "amd64" will not also match "386".
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//
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// OnlyStrict matches non-canonical forms.
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// So, "arm64" matches "arm/64/v8".
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func OnlyStrict(platform specs.Platform) MatchComparer {
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return platforms.OnlyStrict(platform)
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}
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// Ordered returns a platform MatchComparer which matches any of the platforms
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// but orders them in order they are provided.
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func Ordered(ps ...specs.Platform) MatchComparer {
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return platforms.Ordered(ps...)
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}
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// Any returns a platform MatchComparer which matches any of the platforms
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// with no preference for ordering.
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func Any(ps ...specs.Platform) MatchComparer {
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return platforms.Any(ps...)
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}
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// All is a platform MatchComparer which matches all platforms
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// with preference for ordering.
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var All = platforms.All
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