Allow to force bump docker container

kernel.go

@@ -389,7 +389,7 @@ func hasKernel(ki config.KernelInfo, kcfg config.KernelConfig) bool {
 	return false
 }
 
-func kernelAutogenHandler(kcfg config.KernelConfig, workPath string) (err error) {
+func kernelAutogenHandler(workPath string) (err error) {
 	ka, err := config.ReadArtifactConfig(workPath + "/.out-of-tree.toml")
 	if err != nil {
 		return
@@ -433,3 +433,44 @@ func kernelAutogenHandler(kcfg config.KernelConfig, workPath string) (err error)
 	err = updateKernelsCfg()
 	return
 }
+
+func kernelDockerRegenHandler() (err error) {
+	dockerImages, err := listDockerImages()
+	if err != nil {
+		return
+	}
+
+	for _, d := range dockerImages {
+		var imagePath string
+		imagePath, err = dockerImagePath(config.KernelMask{
+			DistroType:    d.DistroType,
+			DistroRelease: d.DistroRelease,
+		})
+		if err != nil {
+			return
+		}
+
+		cmd := exec.Command("docker", "build", "-t",
+			d.ContainerName, imagePath)
+		var rawOutput []byte
+		rawOutput, err = cmd.CombinedOutput()
+		if err != nil {
+			log.Println("docker build:", string(rawOutput))
+			return
+		}
+
+		err = kickImage(d.ContainerName)
+		if err != nil {
+			log.Println("kick image", d.ContainerName, ":", err)
+			continue
+		}
+
+		err = copyKernels(d.ContainerName)
+		if err != nil {
+			log.Println("copy kernels", d.ContainerName, ":", err)
+			continue
+		}
+	}
+
+	return updateKernelsCfg()
+}

main.go

@@ -59,6 +59,8 @@ func main() {
 	kernelListCommand := kernelCommand.Command("list", "List kernels")
 	kernelAutogenCommand := kernelCommand.Command("autogen",
 		"Generate kernels based on a current config")
+	kernelDockerRegenCommand := kernelCommand.Command("docker-regen",
+		"Regenerate kernels config from out_of_tree_* docker images")
 
 	genCommand := app.Command("gen", "Generate .out-of-tree.toml skeleton")
 	genModuleCommand := genCommand.Command("module",
@@ -94,7 +96,9 @@ func main() {
 	case kernelListCommand.FullCommand():
 		err = kernelListHandler(kcfg)
 	case kernelAutogenCommand.FullCommand():
-		err = kernelAutogenHandler(kcfg, *path)
+		err = kernelAutogenHandler(*path)
+	case kernelDockerRegenCommand.FullCommand():
+		err = kernelDockerRegenHandler()
 	case genModuleCommand.FullCommand():
 		err = genConfig(config.KernelModule)
 	case genExploitCommand.FullCommand():