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fix(go): add only non-empty root modules for gobinaries #6710

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merged 1 commit into from
May 17, 2024
Merged

fix(go): add only non-empty root modules for gobinaries #6710

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23 changes: 13 additions & 10 deletions pkg/dependency/parser/golang/binary/parse.go
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Original file line number Diff line number Diff line change
Expand Up @@ -58,8 +58,17 @@ func (p *Parser) Parse(r xio.ReadSeekerAt) ([]ftypes.Package, []ftypes.Dependenc

ldflags := p.ldFlags(info.Settings)
pkgs := make(ftypes.Packages, 0, len(info.Deps)+2)
pkgs = append(pkgs, []ftypes.Package{
{
pkgs = append(pkgs, ftypes.Package{
// Add the Go version used to build this binary.
Name: "stdlib",
Version: stdlibVersion,
Relationship: ftypes.RelationshipDirect, // Considered a direct dependency as the main module depends on the standard packages.
})

// There are times when gobinaries don't contain Main information.
// e.g. `Go` binaries (e.g. `go`, `gofmt`, etc.)
if info.Main.Path != "" {
pkgs = append(pkgs, ftypes.Package{
// Add main module
Name: info.Main.Path,
// Only binaries installed with `go install` contain semver version of the main module.
Expand All @@ -69,14 +78,8 @@ func (p *Parser) Parse(r xio.ReadSeekerAt) ([]ftypes.Package, []ftypes.Dependenc
// See https://github.com/aquasecurity/trivy/issues/1837#issuecomment-1832523477.
Version: cmp.Or(p.checkVersion(info.Main.Path, info.Main.Version), p.ParseLDFlags(info.Main.Path, ldflags)),
Relationship: ftypes.RelationshipRoot,
},
{
// Add the Go version used to build this binary.
Name: "stdlib",
Version: stdlibVersion,
Relationship: ftypes.RelationshipDirect, // Considered a direct dependency as the main module depends on the standard packages.
},
}...)
})
}

for _, dep := range info.Deps {
// binaries with old go version may incorrectly add module in Deps
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5 changes: 0 additions & 5 deletions pkg/dependency/parser/golang/binary/parse_test.go
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Original file line number Diff line number Diff line change
Expand Up @@ -118,11 +118,6 @@ func TestParse(t *testing.T) {
name: "goexperiment",
inputFile: "testdata/goexperiment",
want: []ftypes.Package{
{
Name: "",
Version: "",
Relationship: ftypes.RelationshipRoot,
},
{
Name: "stdlib",
Version: "1.22.1",
Expand Down