refractor(build): move os logic to its own module.

cmd/aa-test/main.go

@@ -15,7 +15,7 @@ import (
 	"github.com/roddhjav/apparmor.d/pkg/aa"
 	"github.com/roddhjav/apparmor.d/pkg/integration"
 	"github.com/roddhjav/apparmor.d/pkg/logging"
-	"github.com/roddhjav/apparmor.d/pkg/prebuild"
+	oss "github.com/roddhjav/apparmor.d/pkg/os"
 )
 
 const usage = `aa-test [-h] [--bootstrap | --run | --list]
@@ -123,7 +123,7 @@ func testDeps(dryRun bool) error {
 	}
 
 	deps := tSuite.GetDependencies()
-	switch prebuild.Distribution {
+	switch oss.Distribution {
 	case "arch":
 		arg := []string{"pacman", "-Sy", "--noconfirm"}
 		arg = append(arg, deps...)

cmd/prebuild/main.go

@@ -10,6 +10,7 @@ import (
 	"os"
 
 	"github.com/roddhjav/apparmor.d/pkg/logging"
+	oss "github.com/roddhjav/apparmor.d/pkg/os"
 	"github.com/roddhjav/apparmor.d/pkg/prebuild"
 )
 
@@ -46,7 +47,7 @@ func init() {
 }
 
 func aaPrebuild() error {
-	logging.Step("Building apparmor.d profiles for %s.", prebuild.Distribution)
+	logging.Step("Building apparmor.d profiles for %s.", oss.Distribution)
 
 	if full {
 		prebuild.Prepares = append(prebuild.Prepares, prebuild.SetFullSystemPolicy)

cmd/prebuild/main_test.go

@@ -9,6 +9,7 @@ import (
 	"os/exec"
 	"testing"
 
+	oss "github.com/roddhjav/apparmor.d/pkg/os"
 	"github.com/roddhjav/apparmor.d/pkg/prebuild"
 )
 
@@ -71,7 +72,7 @@ func Test_AAPrebuild(t *testing.T) {
 	chdirGitRoot()
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
-			prebuild.Distribution = tt.dist
+			oss.Distribution = tt.dist
 			if tt.full {
 				prebuild.Prepares = append(prebuild.Prepares, prebuild.SetFullSystemPolicy)
 			}