Initial Commit

.editorconfig

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+root = true
+
+[*]
+indent_style = space
+indent_size = 2
+end_of_line = lf
+charset = utf-8
+trim_trailing_whitespace = true
+insert_final_newline = false
+
+[Makefile]
+indent_style = tab

.travis.yml

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+services:
+- docker
+
+script:
+- make container-image/push

Dockerfile

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+ARG BASE_IMAGE
+
+FROM ${BASE_IMAGE}
+
+RUN apk add bind-tools curl iputils

Makefile

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+# CONTAINER_RUNTIME
+CONTAINER_RUNTIME:=$(shell which docker)
+
+# BASE_IMAGE
+# Definition of the base container image for flucky
+BASE_IMAGE_REGISTRY:=docker.io
+BASE_IMAGE_NAMESPACE:=library
+BASE_IMAGE_NAME:=alpine
+BASE_IMAGE_VERSION:=3.11.2
+BASE_IMAGE_FULL=${BASE_IMAGE_REGISTRY}/${BASE_IMAGE_NAMESPACE}/${BASE_IMAGE_NAME}:${BASE_IMAGE_VERSION}
+BASE_IMAGE_SHORT=${BASE_IMAGE_NAMESPACE}/${BASE_IMAGE_NAME}:${BASE_IMAGE_VERSION}
+
+CONTAINER_IMAGE_REGISTRY:=docker.io
+CONTAINER_IMAGE_REGISTRY_USER:=volkerraschek
+CONTAINER_IMAGE_NAMESPACE:=volkerraschek
+CONTAINER_IMAGE_NAME:=network-tools
+CONTAINER_IMAGE_VERSION?=latest
+CONTAINER_IMAGE_SHORT:=${CONTAINER_IMAGE_NAMESPACE}/${CONTAINER_IMAGE_NAME}:${CONTAINER_IMAGE_VERSION}
+CONTAINER_IMAGE_FULL:=${CONTAINER_IMAGE_REGISTRY}/${CONTAINER_IMAGE_NAMESPACE}/${CONTAINER_IMAGE_NAME}:${CONTAINER_IMAGE_VERSION}
+
+# DEBIAN BASED CONTAINER IMAGE
+# ==============================================================================
+PHONY+=container-image/build
+container-image/build:
+	${CONTAINER_RUNTIME} build \
+		--build-arg BASE_IMAGE=${BASE_IMAGE_FULL} \
+		--no-cache \
+		--tag ${CONTAINER_IMAGE_FULL} \
+		--tag ${CONTAINER_IMAGE_SHORT} \
+		.
+
+PHONY+=container-image/push
+container-image/push: container-image/build
+	${CONTAINER_RUNTIME} login ${CONTAINER_IMAGE_REGISTRY} \
+		--username ${CONTAINER_IMAGE_REGISTRY_USER} \
+		--password ${CONTAINER_IMAGE_REGISTRY_PASSWORD}
+	${CONTAINER_RUNTIME} push ${CONTAINER_IMAGE_FULL}
+
+# PHONY
+# ==============================================================================
+# Declare the contents of the PHONY variable as phony.  We keep that information
+# in a variable so we can use it in if_changed.
+.PHONY: ${PHONY}

README.md

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+# network-tools
+
+[![Build Status](https://travis-ci.com/volker-raschek/network-tools.svg?branch=master)](https://travis-ci.com/volker-raschek/network-tools)
+[![Docker Pulls](https://img.shields.io/docker/pulls/volkerraschek/network-tools)](https://hub.docker.com/r/volkerraschek/network-tools)
+
+This repository contains only build files for a container image with
+network-tools. This can be helpful to analyse in a container environment network
+communication.