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54 lines
1.7 KiB
Go
54 lines
1.7 KiB
Go
// +build linux darwin freebsd solaris
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/*
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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 continuity
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import (
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"fmt"
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"os"
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"syscall"
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)
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// newBaseResource returns a *resource, populated with data from p and fi,
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// where p will be populated directly.
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func newBaseResource(p string, fi os.FileInfo) (*resource, error) {
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// TODO(stevvooe): This need to be resolved for the container's root,
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// where here we are really getting the host OS's value. We need to allow
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// this be passed in and fixed up to make these uid/gid mappings portable.
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// Either this can be part of the driver or we can achieve it through some
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// other mechanism.
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sys, ok := fi.Sys().(*syscall.Stat_t)
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if !ok {
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// TODO(stevvooe): This may not be a hard error for all platforms. We
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// may want to move this to the driver.
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return nil, fmt.Errorf("unable to resolve syscall.Stat_t from (os.FileInfo).Sys(): %#v", fi)
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}
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return &resource{
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paths: []string{p},
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mode: fi.Mode(),
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uid: int64(sys.Uid),
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gid: int64(sys.Gid),
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// NOTE(stevvooe): Population of shared xattrs field is deferred to
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// the resource types that populate it. Since they are a property of
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// the context, they must set there.
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}, nil
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}
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