inspect.go

//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Check that the image name in the Docker Container matches the image name being inspected
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
func checkDockerImageName(dockerImage string, containerID string) bool {
	if containerID == "" {
		errMessage := "The container id/name is blank!"
		printError(errMessage)
		inspectionData.ProcessesResults = append(inspectionData.ProcessesResults, formatHTMLError(errMessage))
		return false
	}

	var dockerCommand string
	// Determine correct docker command syntax as the syntax changed after 1.12
	if strings.Contains(inspectionData.SystemDockerClientVersion, "1.12") {
		dockerCommand = "docker inspect --format '{{.Config.Image}}' " + containerID
	} else {
		dockerCommand = "docker container inspect --format '{{.Config.Image}}' " + containerID
	}

	output, err := runCommand(dockerCommand)
	if err != nil {
		errMessage := "Unable to retrieve the image name from the Docker container!"
		if output != "" {
			errMessage = errMessage + ", " + output
		} else {
			errMessage = errMessage + ", " + err.Error()
		}
		printError(errMessage)
		inspectionData.ProcessesResults = append(inspectionData.ProcessesResults, formatHTMLError(errMessage))
		return false
	}

	if output != dockerImage {
		errMessage := "The container " + containerID + " is running from the docker image " + output + ", and not from the docker image " + dockerImage + " being inspected!"
		printError(errMessage)
		inspectionData.ProcessesResults = append(inspectionData.ProcessesResults, formatHTMLError(errMessage))
		return false
	}

	return true
}