bootstrap.sh

#!/bin/bash
##########
# Copyright Unidata 2016 All Rights Reserved
#
# This script is part of the unidata/cloudstream Docker image.
#
# It sets up a VNC session accessible via a webbrowser using noVNC and
# then executes start.sh, if available.
#
# Instructions for use are at https://github.com/Unidata/cloudstream.
#
# Copyright Unidata 2015 http://www.unidata.ucar.edu
##########

set -e

trap "echo TRAPed signal" HUP INT QUIT KILL TERM

###
# If HELP environmental variable is non-empty,
# cat the README file and exit.
#
# Start with checking for the CLOUDSTREAM readme, which is default.
# Then, assuming it will be named README[.md/.txt], cat other
# README file which might have been copied in. Finally, print
# out the version file.
#
###
if [ "x${HELP}" != "x" ]; then
    if [ -e "/home/${CUSER}/CLOUDSTREAM_README.md" ]; then
        cat "/home/${CUSER}/CLOUDSTREAM_README.md"
    fi
    echo ""
    if [ -e "$README_FILE" ]; then
      cat "$README_FILE"
    fi
    echo ""

    if [ "/home/${CUSER}/VERSION.md" ]; then
        cat "/home/${CUSER}/VERSION.md"
    fi
    exit
fi


if [ "x${COPYRIGHT}" != "x" ]; then
  if [ -e "/home/${CUSER}/COPYRIGHT_CLOUDSTREAM.md" ]; then
    cat "/home/${CUSER}/COPYRIGHT_CLOUDSTREAM.md"
  fi
  echo ""

  if [ -e "${COPYRIGHT_FILE}" ]; then
    cat "${COPYRIGHT_FILE}"
  fi

  exit

fi

###
# Print out the version file.
###
if [ "x${VERSION}" != "x" ]; then
    cat VERSION.md
    echo ""
    exit
fi

###
# Determine if we're using SSL Only.
###
SSLOP=""
if [ "x${SSLONLY}" == "xTRUE" ]; then
    SSLOP="--ssl-only"
fi

###
# Remove .x11 lock just in case there is one.
###
sudo rm -rf /tmp/.X1-lock

###
# Set up vnc to use a password if USEPASS is non-empty.
###

if [ "x${USEPASS}" == "x" ]; then
    cp /home/${CUSER}/.xinitrc.nopassword /home/${CUSER}/.xinitrc
else
    mkdir -p /home/${CUSER}/.vnc
    cp /home/${CUSER}/.xinitrc.password /home/${CUSER}/.xinitrc
    x11vnc -storepasswd "${USEPASS}" /home/${CUSER}/.vnc/passwd >& /dev/null
fi

export SHARESTRING="-noshared"

if [ "x${SHARED}" == "xTRUE" ]; then
    export SHARESTRING="-shared"
fi

xinit -- /usr/bin/Xvfb :1 -screen 0 $SIZEW\x$SIZEH\x$CDEPTH >& /dev/null &
sleep 5

export DISPLAY=localhost:1

##
# Invoke noVNC
##
cd /home/${CUSER}/noVNC/utils
openssl req -new -x509 -days 365 -nodes -out self.pem -keyout self.pem -batch >& /dev/null
cd ~
/home/${CUSER}/noVNC/utils/launch.sh ${SSLOP} --vnc 127.0.0.1:5901 >& /dev/null &

printf "\n\n=====================================================================\n"
cat VERSION.md
printf "=====================================================================\n\n"

if [ -f /home/${CUSER}/start.sh ]; then
    /home/${CUSER}/start.sh >& /dev/null
fi

echo "Session Running at http://localhost:6080"
echo ""
echo "Press [Return] to exit."
echo ""

read