*: move "scripts/docker-*" to "tests"

Signed-off-by: Gyuho Lee <gyuhox@gmail.com>

tests/docker-dns/Dockerfile

@@ -0,0 +1,44 @@
+FROM ubuntu:17.10
+
+RUN rm /bin/sh && ln -s /bin/bash /bin/sh
+RUN echo 'debconf debconf/frontend select Noninteractive' | debconf-set-selections
+
+RUN apt-get -y update \
+  && apt-get -y install \
+  build-essential \
+  gcc \
+  apt-utils \
+  pkg-config \
+  software-properties-common \
+  apt-transport-https \
+  libssl-dev \
+  sudo \
+  bash \
+  curl \
+  tar \
+  git \
+  netcat \
+  bind9 \
+  dnsutils \
+  && apt-get -y update \
+  && apt-get -y upgrade \
+  && apt-get -y autoremove \
+  && apt-get -y autoclean
+
+ENV GOROOT /usr/local/go
+ENV GOPATH /go
+ENV PATH ${GOPATH}/bin:${GOROOT}/bin:${PATH}
+ENV GO_VERSION REPLACE_ME_GO_VERSION
+ENV GO_DOWNLOAD_URL https://storage.googleapis.com/golang
+RUN rm -rf ${GOROOT} \
+  && curl -s ${GO_DOWNLOAD_URL}/go${GO_VERSION}.linux-amd64.tar.gz | tar -v -C /usr/local/ -xz \
+  && mkdir -p ${GOPATH}/src ${GOPATH}/bin \
+  && go version \
+  && go get -v -u github.com/mattn/goreman
+
+RUN mkdir -p /var/bind /etc/bind
+RUN chown root:bind /var/bind /etc/bind
+
+ADD named.conf etcd.zone rdns.zone /etc/bind/
+RUN chown root:bind /etc/bind/named.conf /etc/bind/etcd.zone /etc/bind/rdns.zone
+ADD resolv.conf /etc/resolv.conf