Add support for file editor

dockerfiles/pwm/.gitconfig

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+[url "https://"]   
+    insteadOf = git://

dockerfiles/pwm/.inputrc

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+# /etc/inputrc - global inputrc for libreadline
+# See readline(3readline) and `info rluserman' for more information.
+
+# Be 8 bit clean.
+set input-meta on
+set output-meta on
+
+# To allow the use of 8bit-characters like the german umlauts, uncomment
+# the line below. However this makes the meta key not work as a meta key,
+# which is annoying to those which don't need to type in 8-bit characters.
+
+# set convert-meta off
+
+# try to enable the application keypad when it is called.  Some systems
+# need this to enable the arrow keys.
+# set enable-keypad on
+
+# see /usr/share/doc/bash/inputrc.arrows for other codes of arrow keys
+
+# do not bell on tab-completion
+# set bell-style none
+# set bell-style visible
+
+# some defaults / modifications for the emacs mode
+$if mode=emacs
+
+# allow the use of the Home/End keys
+"\e[1~": beginning-of-line
+"\e[4~": end-of-line
+
+# allow the use of the Delete/Insert keys
+"\e[3~": delete-char
+"\e[2~": quoted-insert
+
+# mappings for "page up" and "page down" to step to the beginning/end
+# of the history
+# "\e[5~": beginning-of-history
+# "\e[6~": end-of-history
+
+# alternate mappings for "page up" and "page down" to search the history
+# "\e[5~": history-search-backward
+# "\e[6~": history-search-forward
+
+# mappings for Ctrl-left-arrow and Ctrl-right-arrow for word moving
+"\e[1;5C": forward-word
+"\e[1;5D": backward-word
+"\e[5C": forward-word
+"\e[5D": backward-word
+"\e\e[C": forward-word
+"\e\e[D": backward-word
+
+$if term=rxvt
+"\e[7~": beginning-of-line
+"\e[8~": end-of-line
+"\eOc": forward-word
+"\eOd": backward-word
+$endif
+
+# for non RH/Debian xterm, can't hurt for RH/Debian xterm
+# "\eOH": beginning-of-line
+# "\eOF": end-of-line
+
+# for freebsd console
+# "\e[H": beginning-of-line
+# "\e[F": end-of-line
+
+$endif
+ 
+# faster completion
+set show-all-if-ambiguous on
+  
+"\e[A": history-search-backward
+"\e[B": history-search-forward

dockerfiles/pwm/.profile

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+export PS1='\e[1m\e[31m[\h] \e[32m\e[34m\u@$(hostname -i)\e[35m \w\e[0m\n$ '
+alias vi='vim'
+export PATH=$PATH:/root/go/bin
+cat /etc/motd
+echo $BASHPID > /var/run/cwd

dockerfiles/pwm/.vimrc

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+syntax on
+set autoindent
+set expandtab
+set number
+set shiftwidth=2
+set softtabstop=2

dockerfiles/pwm/Dockerfile

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+ARG VERSION=docker:stable-dind
+FROM ${VERSION}
+
+RUN apk add --no-cache git tmux vim curl bash build-base qemu-img qemu-system-x86_64
+
+ENV GOPATH /root/go
+ENV PATH $PATH:$GOPATH
+
+# Use specific moby commit due to vendoring mismatch
+ENV MOBY_COMMIT="d9d2a91780b34b92e669bbfa099f613bd9fad6bb"
+
+RUN mkdir /root/go && apk add --no-cache go \
+    && go get -u -d github.com/moby/tool/cmd/moby && (cd $GOPATH/src/github.com/moby/tool/cmd/moby && git checkout $MOBY_COMMIT && go install) \
+    && go get -u github.com/linuxkit/linuxkit/src/cmd/linuxkit \
+    && rm -rf /root/go/pkg && rm -rf /root/go/src && rm -rf /usr/lib/go
+
+
+# Add bash completion and set bash as default shell
+RUN mkdir /etc/bash_completion.d \
+    && curl https://raw.githubusercontent.com/docker/cli/master/contrib/completion/bash/docker -o /etc/bash_completion.d/docker \
+    && sed -i "s/ash/bash/" /etc/passwd
+
+
+# Replace modprobe with a no-op to get rid of spurious warnings
+# (note: we can't just symlink to /bin/true because it might be busybox)
+RUN rm /sbin/modprobe && echo '#!/bin/true' >/sbin/modprobe && chmod +x /sbin/modprobe
+
+# Install a nice vimrc file and prompt (by soulshake)
+COPY ["sudo", "/usr/local/bin/"]
+COPY [".vimrc", ".profile", ".inputrc", ".gitconfig", "./root/"]
+COPY ["motd", "/etc/motd"]
+COPY ["daemon.json", "/etc/docker/"]
+
+# Move to our home
+WORKDIR /root
+
+
+# Remove IPv6 alias for localhost and start docker in the background ...
+CMD cat /etc/hosts >/etc/hosts.bak && \
+    sed 's/^::1.*//' /etc/hosts.bak > /etc/hosts && \
+    mount -t securityfs none /sys/kernel/security && \
+    dockerd &>/docker.log & \
+    while true ; do /bin/bash -l; done
+# ... and then put a shell in the foreground, restarting it if it exits

dockerfiles/pwm/daemon.json

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+{
+    "experimental": true,
+    "debug": true,
+    "log-level": "info",
+    "insecure-registries": ["127.0.0.1"],
+    "hosts": ["unix:///var/run/docker.sock", "tcp://0.0.0.0:2375"]
+}

dockerfiles/pwm/motd

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+###############################################################
+#                          WARNING!!!!                        #
+# This is a sandbox environment. Using personal credentials   #
+# is HIGHLY! discouraged. Any consequences of doing so are    #
+# completely the user's responsibilites.                      #
+#                                                             #
+# The PWD team.                                               #
+###############################################################

dockerfiles/pwm/sudo

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+#!/usr/bin/env bash
+
+# This is shim to help with the case were pasted commands from a readme assume you are not root. Since this isto be run by root, it should effectively be a dummy command that allows the parameters to pass through.
+
+exec $@