2019-04-29 21:25:05 +00:00
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// Copyright 2018 The gVisor Authors.
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2018-04-27 17:37:02 +00:00
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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 boot
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import (
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2019-06-13 23:49:09 +00:00
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"gvisor.dev/gvisor/pkg/sentry/strace"
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2018-04-27 17:37:02 +00:00
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)
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func enableStrace(conf *Config) error {
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// We must initialize even if strace is not enabled.
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strace.Initialize()
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if !conf.Strace {
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return nil
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}
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max := conf.StraceLogSize
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if max == 0 {
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max = 1024
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}
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strace.LogMaximumSize = max
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if len(conf.StraceSyscalls) == 0 {
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strace.EnableAll(strace.SinkTypeLog)
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return nil
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}
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return strace.Enable(conf.StraceSyscalls, strace.SinkTypeLog)
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}
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