2021-02-10 18:46:31 +00:00
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// Copyright 2021 The gVisor 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 cmd
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import (
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"context"
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"github.com/google/subcommands"
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"gvisor.dev/gvisor/pkg/log"
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"gvisor.dev/gvisor/runsc/flag"
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"gvisor.dev/gvisor/runsc/mitigate"
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)
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// Mitigate implements subcommands.Command for the "mitigate" command.
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type Mitigate struct {
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mitigate mitigate.Mitigate
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}
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// Name implements subcommands.command.name.
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func (*Mitigate) Name() string {
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return "mitigate"
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}
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// Synopsis implements subcommands.Command.Synopsis.
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func (*Mitigate) Synopsis() string {
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return "mitigate mitigates the underlying system against side channel attacks"
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}
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// Usage implements subcommands.Command.Usage.
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func (m *Mitigate) Usage() string {
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return m.mitigate.Usage()
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}
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// SetFlags implements subcommands.Command.SetFlags.
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func (m *Mitigate) SetFlags(f *flag.FlagSet) {
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m.mitigate.SetFlags(f)
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}
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// Execute implements subcommands.Command.Execute.
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func (m *Mitigate) Execute(_ context.Context, f *flag.FlagSet, args ...interface{}) subcommands.ExitStatus {
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if f.NArg() != 0 {
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f.Usage()
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return subcommands.ExitUsageError
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}
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2021-03-02 22:08:33 +00:00
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if err := m.mitigate.Execute(); err != nil {
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2021-02-10 18:46:31 +00:00
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log.Warningf("Execute failed: %v", err)
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return subcommands.ExitFailure
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}
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return subcommands.ExitSuccess
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}
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