fc8bce59b9
This allows non-privileged users to use containerd. This is part of a larger track of work integrating containerd into Cloudfoundry's garden with support for rootless. [#156343575] Signed-off-by: Claudia Beresford <cberesford@pivotal.io>
74 lines
2.0 KiB
Go
74 lines
2.0 KiB
Go
// +build linux
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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 apparmor
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import (
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"context"
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"io/ioutil"
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"os"
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"github.com/containerd/containerd/containers"
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"github.com/containerd/containerd/oci"
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specs "github.com/opencontainers/runtime-spec/specs-go"
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"github.com/pkg/errors"
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)
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// WithProfile sets the provided apparmor profile to the spec
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func WithProfile(profile string) oci.SpecOpts {
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return func(_ context.Context, _ oci.Client, _ *containers.Container, s *specs.Spec) error {
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s.Process.ApparmorProfile = profile
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return nil
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}
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}
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// WithDefaultProfile will generate a default apparmor profile under the provided name
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// for the container. It is only generated if a profile under that name does not exist.
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func WithDefaultProfile(name string) oci.SpecOpts {
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return func(_ context.Context, _ oci.Client, _ *containers.Container, s *specs.Spec) error {
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yes, err := isLoaded(name)
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if err != nil {
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return err
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}
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if yes {
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s.Process.ApparmorProfile = name
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return nil
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}
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p, err := loadData(name)
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if err != nil {
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return err
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}
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f, err := ioutil.TempFile(os.Getenv("XDG_RUNTIME_DIR"), p.Name)
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if err != nil {
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return err
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}
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defer f.Close()
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path := f.Name()
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defer os.Remove(path)
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if err := generate(p, f); err != nil {
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return err
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}
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if err := load(path); err != nil {
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return errors.Wrapf(err, "load apparmor profile %s", path)
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}
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s.Process.ApparmorProfile = name
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return nil
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}
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}
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