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c487cd4633
Image takes too many arguments, so we need to do lots of forwarding, adding new argumnets is painful and most OSes are not interested in lots of arguments. Combine all arguments into a params struct.
45 lines
1.6 KiB
Go
45 lines
1.6 KiB
Go
// Copyright 2018 syzkaller project authors. All rights reserved.
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// Use of this source code is governed by Apache 2 LICENSE that can be found in the LICENSE file.
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package build
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import (
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"path/filepath"
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"strings"
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"time"
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"github.com/google/syzkaller/pkg/osutil"
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)
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type gvisor struct{}
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func (gvisor gvisor) build(params *Params) error {
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// Bring down bazel daemon right away. We don't need it running and consuming memory.
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defer osutil.RunCmd(10*time.Minute, params.KernelDir, params.Compiler, "shutdown")
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outBinary := ""
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args := []string{"build", "--verbose_failures"}
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if strings.Contains(" "+string(params.Config)+" ", " -race ") {
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args = append(args, "--features=race", "//runsc:runsc-race")
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outBinary = "bazel-bin/runsc/linux_amd64_static_race_stripped/runsc-race"
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} else {
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args = append(args, "//runsc:runsc")
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outBinary = "bazel-bin/runsc/linux_amd64_pure_stripped/runsc"
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}
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outBinary = filepath.Join(params.KernelDir, filepath.FromSlash(outBinary))
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// The 1 hour timeout is quite high. But we've seen false positives with 20 mins
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// on the first build after bazel/deps update. Also other gvisor instances running
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// on the same machine contribute to longer build times.
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if _, err := osutil.RunCmd(60*time.Minute, params.KernelDir, params.Compiler, args...); err != nil {
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return err
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}
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if err := osutil.CopyFile(outBinary, filepath.Join(params.OutputDir, "image")); err != nil {
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return err
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}
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return nil
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}
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func (gvisor) clean(kernelDir, targetArch string) error {
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// Let's assume that bazel always properly handles build without cleaning (until proven otherwise).
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return nil
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}
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