base: support BUILDER_USER, BUILDER_GROUP, and liquidprompt bash

Dockerfile

@@ -30,6 +30,12 @@ RUN apt-get update && apt-get -y install \
   xz-utils && \
   apt-get -y clean
 
+WORKDIR /usr/share
+RUN git clone https://github.com/nojhan/liquidprompt.git && \
+  cd liquidprompt && \
+  git checkout v_1.11
+COPY imagefiles/.bashrc /root/
+
 # Build and install CMake from source.
 WORKDIR /usr/src
 RUN git clone git://cmake.org/cmake.git CMake && \

imagefiles/.bashrc

@@ -0,0 +1,21 @@
+# /etc/skel/.bashrc
+#
+# This file is sourced by all *interactive* bash shells on startup,
+# including some apparently interactive shells such as scp and rcp
+# that can't tolerate any output.  So make sure this doesn't display
+# anything or bad things will happen !
+
+
+# Test for an interactive shell.  There is no need to set anything
+# past this point for scp and rcp, and it's important to refrain from
+# outputting anything in those cases.
+if [[ $- != *i* ]] ; then
+	# Shell is non-interactive.  Be done now!
+	return
+fi
+
+export GREP_COLOR="01;32"  # color grep matches green
+export LS_COLORS=${LS_COLORS:=rs=0:di=01;34:ln=01;36:mh=00:pi=40;33:so=01;35:do=01;35:bd=40;33;01:cd=40;33;01:or=01;05;37;41:mi=01;05;37;41:su=37;41:sg=30;43:ca=30;41:tw=30;42:ow=34;42:st=37;44:ex=01;32:*.tar=01;31:*.tgz=01;31:*.arj=01;31:*.taz=01;31:*.lzh=01;31:*.lzma=01;31:*.tlz=01;31:*.txz=01;31:*.zip=01;31:*.z=01;31:*.Z=01;31:*.dz=01;31:*.gz=01;31:*.lz=01;31:*.xz=01;31:*.bz2=01;31:*.bz=01;31:*.tbz=01;31:*.tbz2=01;31:*.tz=01;31:*.deb=01;31:*.rpm=01;31:*.jar=01;31:*.war=01;31:*.ear=01;31:*.sar=01;31:*.rar=01;31:*.ace=01;31:*.zoo=01;31:*.cpio=01;31:*.7z=01;31:*.rz=01;31:*.jpg=01;35:*.jpeg=01;35:*.gif=01;35:*.bmp=01;35:*.pbm=01;35:*.pgm=01;35:*.ppm=01;35:*.tga=01;35:*.xbm=01;35:*.xpm=01;35:*.tif=01;35:*.tiff=01;35:*.png=01;35:*.svg=01;35:*.svgz=01;35:*.mng=01;35:*.pcx=01;35:*.mov=01;35:*.mpg=01;35:*.mpeg=01;35:*.m2v=01;35:*.mkv=01;35:*.webm=01;35:*.ogm=01;35:*.mp4=01;35:*.m4v=01;35:*.mp4v=01;35:*.vob=01;35:*.qt=01;35:*.nuv=01;35:*.wmv=01;35:*.asf=01;35:*.rm=01;35:*.rmvb=01;35:*.flc=01;35:*.avi=01;35:*.fli=01;35:*.flv=01;35:*.gl=01;35:*.dl=01;35:*.xcf=01;35:*.xwd=01;35:*.yuv=01;35:*.cgm=01;35:*.emf=01;35:*.axv=01;35:*.anx=01;35:*.ogv=01;35:*.ogx=01;35:*.pdf=00;32:*.ps=00;32:*.txt=00;32:*.patch=00;32:*.diff=00;32:*.log=00;32:*.tex=00;32:*.doc=00;32:*.aac=00;36:*.au=00;36:*.flac=00;36:*.mid=00;36:*.midi=00;36:*.mka=00;36:*.mp3=00;36:*.mpc=00;36:*.ogg=00;36:*.ra=00;36:*.wav=00;36:*.axa=00;36:*.oga=00;36:*.spx=00;36:*.xspf=00;36:}
+export HISTSIZE=3000
+export LESS="$LESS -iJr"
+[[ -e /usr/share/liquidprompt/liquidprompt ]] && source /usr/share/liquidprompt/liquidprompt

imagefiles/dockcross

@@ -138,7 +138,7 @@ FINAL_ARGS=${ARG_ARGS-${DOCKCROSS_ARGS}}
 
 # If we are not running via boot2docker
 if [ -z $DOCKER_HOST ]; then
-    USER_IDS="-e BUILDER_UID=$( id -u ) -e BUILDER_GID=$( id -g )"
+    USER_IDS="-e BUILDER_UID=$( id -u ) -e BUILDER_GID=$( id -g ) -e BUILDER_USER=$( id -un ) -e BUILDER_GROUP=$( id -gn )"
 fi
 
 #------------------------------------------------------------------------------

imagefiles/entrypoint.sh

@@ -23,11 +23,11 @@ fi
 # The dockcross script sets the BUILDER_UID and BUILDER_GID vars.
 if [[ -n $BUILDER_UID ]] && [[ -n $BUILDER_GID ]]; then
 
-    BUILDER_USER=dockcross-user
-    BUILDER_GROUP=dockcross-group
-
     groupadd -o -g $BUILDER_GID $BUILDER_GROUP 2> /dev/null
-    useradd -o -g $BUILDER_GID -u $BUILDER_UID $BUILDER_USER 2> /dev/null
+    useradd -o -m -g $BUILDER_GID -u $BUILDER_UID $BUILDER_USER 2> /dev/null
+    export HOME=/home/${BUILDER_USER}
+    cp /root/.bashrc $HOME
+    chown $BUILDER_UID:$BUILDER_GID $HOME/.bashrc
 
     # Run the command as the specified user/group.
     exec chpst -u :$BUILDER_UID:$BUILDER_GID "$@"