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Signed-off-by: AdamKorcz <adam@adalogics.com>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,94 @@ | ||
| package specconv | ||
|
|
||
| import ( | ||
| "io/ioutil" | ||
| "os" | ||
|
|
||
| "github.com/opencontainers/runc/libcontainer/cgroups/systemd" | ||
| "github.com/opencontainers/runc/libcontainer/configs" | ||
| "github.com/opencontainers/runc/libcontainer/configs/validate" | ||
| "github.com/opencontainers/runtime-spec/specs-go" | ||
|
|
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| gofuzzheaders "github.com/AdamKorcz/go-fuzz-headers" | ||
| ) | ||
|
|
||
| func newTestRoot(name string) (string, error) { | ||
| dir, err := ioutil.TempDir("", name) | ||
| if err != nil { | ||
| return "", err | ||
| } | ||
| if err := os.MkdirAll(dir, 0700); err != nil { | ||
| return "", err | ||
| } | ||
| return dir, nil | ||
| } | ||
|
|
||
| func Fuzz(data []byte) int { | ||
| if len(data) < 30 { | ||
| return -1 | ||
| } | ||
| f := gofuzzheaders.NewConsumer(data) | ||
| linuxSpec := new(specs.Linux) | ||
| err := f.GenerateStruct(linuxSpec) | ||
| if err != nil { | ||
| return 0 | ||
| } | ||
|
|
||
| // Create spec.Spec | ||
| spec := new(specs.Spec) | ||
| err = f.GenerateStruct(spec) | ||
| if err != nil { | ||
| return 0 | ||
| } | ||
| spec.Linux = linuxSpec | ||
|
|
||
| // Create CreateOpts | ||
| opts := new(CreateOpts) | ||
| err = f.GenerateStruct(opts) | ||
| if err != nil { | ||
| return 0 | ||
| } | ||
| opts.Spec = spec | ||
| rootfs, err := newTestRoot("libcontainer") | ||
| if err != nil { | ||
| return 0 | ||
| } | ||
| config := newTemplateConfig(&fuzzTParam{ | ||
| rootfs: rootfs, | ||
| userns: false, | ||
| }) | ||
| err = f.GenerateStruct(config) | ||
| if err != nil { | ||
| return 0 | ||
| } | ||
| config.Rootfs = rootfs | ||
|
|
||
| // Add network | ||
| cn := new(configs.Network) | ||
| err = f.GenerateStruct(cn) | ||
| if err != nil { | ||
| return 0 | ||
| } | ||
|
|
||
| config.Networks = []*configs.Network{cn} | ||
|
|
||
| validator := validate.New() | ||
| err = validator.Validate(config) | ||
| if err != nil { | ||
| return 0 | ||
| } | ||
| c, err := CreateCgroupConfig(opts, nil) | ||
| if err != nil { | ||
| return 0 | ||
| } | ||
|
|
||
| path, err := newTestRoot("fuzzDir") | ||
| if err != nil { | ||
| return 0 | ||
| } | ||
| um := systemd.NewUnifiedManager(c, path, false) | ||
| err = um.Set(config) | ||
| err = um.Apply(int(data[0])) | ||
| err = um.Destroy() | ||
| return 1 | ||
| } |
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vendor/github.com/AdamKorcz/go-fuzz-headers/consumer.go
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