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zeus 4 years ago
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  1. 187
      swarmlab-app/launch.sh
  2. 192
      swarmlab-app/startup.sh
  3. 32
      swarmlab-app/supervisor.conf

187
swarmlab-app/launch.sh
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#!/usr/bin/env bash
# Copyright (C) 2018 The noVNC Authors
# Licensed under MPL 2.0 or any later version (see LICENSE.txt)
usage() {
if [ "$*" ]; then
echo "$*"
echo
fi
echo "Usage: ${NAME} [--listen PORT] [--vnc VNC_HOST:PORT] [--cert CERT] [--ssl-only]"
echo
echo "Starts the WebSockets proxy and a mini-webserver and "
echo "provides a cut-and-paste URL to go to."
echo
echo " --listen PORT Port for proxy/webserver to listen on"
echo " Default: 6080"
echo " --vnc VNC_HOST:PORT VNC server host:port proxy target"
echo " Default: localhost:5900"
echo " --cert CERT Path to combined cert/key file, or just"
echo " the cert file if used with --key"
echo " Default: self.pem"
echo " --key KEY Path to key file, when not combined with cert"
echo " --web WEB Path to web files (e.g. vnc.html)"
echo " Default: ./"
echo " --ssl-only Disable non-https connections."
echo " "
echo " --record FILE Record traffic to FILE.session.js"
echo " "
exit 2
}
NAME="$(basename $0)"
REAL_NAME="$(readlink -f $0)"
HERE="$(cd "$(dirname "$REAL_NAME")" && pwd)"
PORT="6080"
VNC_DEST="localhost:5900"
CERT=""
KEY=""
WEB=""
proxy_pid=""
SSLONLY=""
RECORD_ARG=""
die() {
echo "$*"
exit 1
}
cleanup() {
trap - TERM QUIT INT EXIT
trap "true" CHLD # Ignore cleanup messages
echo
if [ -n "${proxy_pid}" ]; then
echo "Terminating WebSockets proxy (${proxy_pid})"
kill ${proxy_pid}
fi
}
# Process Arguments
# Arguments that only apply to chrooter itself
while [ "$*" ]; do
param=$1; shift; OPTARG=$1
case $param in
--listen) PORT="${OPTARG}"; shift ;;
--vnc) VNC_DEST="${OPTARG}"; shift ;;
--cert) CERT="${OPTARG}"; shift ;;
--key) KEY="${OPTARG}"; shift ;;
--web) WEB="${OPTARG}"; shift ;;
--ssl-only) SSLONLY="--ssl-only" ;;
--record) RECORD_ARG="--record ${OPTARG}"; shift ;;
-h|--help) usage ;;
-*) usage "Unknown chrooter option: ${param}" ;;
*) break ;;
esac
done
# Sanity checks
if bash -c "exec 7<>/dev/tcp/localhost/${PORT}" &> /dev/null; then
exec 7<&-
exec 7>&-
die "Port ${PORT} in use. Try --listen PORT"
else
exec 7<&-
exec 7>&-
fi
trap "cleanup" TERM QUIT INT EXIT
# Find vnc.html
if [ -n "${WEB}" ]; then
if [ ! -e "${WEB}/vnc.html" ]; then
die "Could not find ${WEB}/vnc.html"
fi
elif [ -e "$(pwd)/vnc.html" ]; then
WEB=$(pwd)
elif [ -e "${HERE}/../vnc.html" ]; then
WEB=${HERE}/../
elif [ -e "${HERE}/vnc.html" ]; then
WEB=${HERE}
elif [ -e "${HERE}/../share/novnc/vnc.html" ]; then
WEB=${HERE}/../share/novnc/
else
die "Could not find vnc.html"
fi
# Find self.pem
if [ -n "${CERT}" ]; then
if [ ! -e "${CERT}" ]; then
die "Could not find ${CERT}"
fi
elif [ -e "$(pwd)/self.pem" ]; then
CERT="$(pwd)/self.pem"
elif [ -e "${HERE}/../self.pem" ]; then
CERT="${HERE}/../self.pem"
elif [ -e "${HERE}/self.pem" ]; then
CERT="${HERE}/self.pem"
else
echo "Warning: could not find self.pem"
fi
# Check key file
if [ -n "${KEY}" ]; then
if [ ! -e "${KEY}" ]; then
die "Could not find ${KEY}"
fi
fi
# try to find websockify (prefer local, try global, then download local)
if [[ -d ${HERE}/websockify ]]; then
WEBSOCKIFY=${HERE}/websockify/run
if [[ ! -x $WEBSOCKIFY ]]; then
echo "The path ${HERE}/websockify exists, but $WEBSOCKIFY either does not exist or is not executable."
echo "If you intended to use an installed websockify package, please remove ${HERE}/websockify."
exit 1
fi
echo "Using local websockify at $WEBSOCKIFY"
else
WEBSOCKIFY_FROMSYSTEM=$(which websockify 2>/dev/null)
WEBSOCKIFY_FROMSNAP=${HERE}/../usr/bin/python2-websockify
[ -f $WEBSOCKIFY_FROMSYSTEM ] && WEBSOCKIFY=$WEBSOCKIFY_FROMSYSTEM
[ -f $WEBSOCKIFY_FROMSNAP ] && WEBSOCKIFY=$WEBSOCKIFY_FROMSNAP
if [ ! -f "$WEBSOCKIFY" ]; then
echo "No installed websockify, attempting to clone websockify..."
WEBSOCKIFY=${HERE}/websockify/run
git clone https://github.com/novnc/websockify ${HERE}/websockify
if [[ ! -e $WEBSOCKIFY ]]; then
echo "Unable to locate ${HERE}/websockify/run after downloading"
exit 1
fi
echo "Using local websockify at $WEBSOCKIFY"
else
echo "Using installed websockify at $WEBSOCKIFY"
fi
fi
echo "Starting webserver and WebSockets proxy on port ${PORT}"
echo ${WEBSOCKIFY} > /tmp/1
if [ "$SERVERROLE" == "master" ] ; then
${WEBSOCKIFY} ${SSLONLY} --web ${WEB} ${CERT:+--cert ${CERT}} ${KEY:+--key ${KEY}} --log-file ${HERE}/vnvlog ${PORT} --token-plugin TokenFile --token-source /home/ubuntu/vnc.config.d/ ${RECORD_ARG} &
fi
proxy_pid="$!"
sleep 1
if ! ps -p ${proxy_pid} >/dev/null; then
proxy_pid=
echo "Failed to start WebSockets proxy"
exit 1
fi
echo -e "\n\nNavigate to this URL:\n"
if [ "x$SSLONLY" == "x" ]; then
echo -e " http://$(hostname):${PORT}/vnc.html?host=$(hostname)&port=${PORT}\n"
else
echo -e " https://$(hostname):${PORT}/vnc.html?host=$(hostname)&port=${PORT}\n"
fi
echo -e "Press Ctrl-C to exit\n\n"
wait ${proxy_pid}

192
swarmlab-app/startup.sh
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#!/bin/bash
if [ ! -f $HOME/.vnc/passwd ] ; then
if [ -z "$PASSWORD" ] ; then
PASSWORD=`pwgen -c -n -1 12`
echo -e "PASSWORD = $PASSWORD" > $HOME/password.txt
fi
echo "$USER:$PASSWORD" | chpasswd
# Set up vncserver
su $USER -c "mkdir $HOME/.vnc && echo '$PASSWORD' | vncpasswd -f > $HOME/.vnc/passwd && chmod 600 $HOME/.vnc/passwd && touch $HOME/.Xresources"
#vncpasswd -f <<<"write"$'\n'"view" >"$HOME/.vnc/passwd"
vncpasswd -f >"$HOME/.vnc/passwd" <<EOF
$PASSWORD
$PASSWORDVIEW
EOF
chown -R $USER:$USER $HOME
if [ ! -z "$SUDO" ]; then
case "$SUDO" in
[yY]|[yY][eE][sS])
adduser $USER sudo
esac
fi
/bin/cp -f /home/ubuntu/xstartup /home/ubuntu/.vnc/xstartup
else
VNC_PID=`find $HOME/.vnc -name '*.pid'`
if [ ! -z "$VNC_PID" ] ; then
vncserver -kill :1
rm -rf /tmp/.X1*
fi
fi
if [ ! -z "$NGROK" ] ; then
case "$NGROK" in
[yY]|[yY][eE][sS])
su ubuntu -c "$HOME/ngrok/ngrok http 6080 --log $HOME/ngrok/ngrok.log --log-format json" &
sleep 5
NGROK_URL=`curl -s http://127.0.0.1:4040/status | grep -P "http://.*?ngrok.io" -oh`
su ubuntu -c "echo -e 'Ngrok URL = $NGROK_URL/vnc.html' > $HOME/ngrok/Ngrok_URL.txt"
esac
fi
if [ "$SERVERROLE" == "master" ] ; then
IP=$(ifconfig eth1 | sed -En 's/127.0.0.1//;s/.*inet (addr:)?(([0-9]*\.){3}[0-9]*).*/\2/p')
mkdir -p /tmp/vnc1
echo "s$TASKREPID: $IP:5901" > /tmp/vnc1/mpi$TASKREPID.server
rm -f /home/ubuntu/vnc.config.d/token.list
rm -f /home/ubuntu/vnc.config.d/ls1.conf
cp /tmp/vnc1/mpi$TASKREPID.server /home/ubuntu/vnc.config.d/token.list
if [ ! -z "$GIT_TUTOR" ] ; then
mkdir -p $HOME/tutor
cd $HOME/tutor
/usr/bin/git clone $GIT_REPO_TUTOR
fi
fi
# ---------------------------
# create scripts
# --------------------------
if [ "$GIT_TUTOR" ] ; then
REPO=${GIT_TUTOR##*/}
REPO=${REPO%.git}
# ---------------------------
# start playground
# --------------------------
read -r -d '' VAR <<EOF
#!/bin/bash
pm2-runtime /home/ubuntu/crond/playground.config.js
EOF
echo "$VAR" > /home/ubuntu/crond/playground-start.sh
chmod +x /home/ubuntu/crond/playground-start.sh
read -r -d '' VAR <<EOF
module.exports = {
"apps": [{
"name" : "playground-nodejs",
"autorestart" : true,
"watch" : true,
"script" : "/home/ubuntu/project/tutor/$REPO/swarmlab-app/src/run/app.js",
"args" : "start",
"pid_file" : "/home/ubuntu/run/pid.pid",
"log_type" : "json",
"log_file" : "/home/ubuntu/logs/logfile",
"error_file" : "/home/ubuntu/logs/errorfile",
"out_file" : "/home/ubuntu/logs/outfile",
"log_date_format": "YYYY-MM-DD HH:mm Z",
"merge_logs" : true,
"exec_mode" : "fork",
"max_restarts": 10,
"max_memory_restart": "500M",
"restart_delay": 1000
}]
}
EOF
echo "$VAR" > /home/ubuntu/crond/playground.config.js
chmod +x /home/ubuntu/crond/playground.config.js
# ---------------------------
# sync playground
# --------------------------
read -r -d '' VAR <<EOF
#!/bin/bash
cd /home/ubuntu/project/tutor/$REPO
git fetch origin master
git reset --hard FETCH_HEAD
git clean -df
EOF
echo "$VAR" > /home/ubuntu/crond/playground-sync.sh
chmod +x /home/ubuntu/crond/playground-sync.sh
# *****************************************************
# *****************************************************
# ELSE
# *****************************************************
# *****************************************************
else
# ---------------------------
# hello world!
# --------------------------
read -r -d '' VAR <<EOF
#!/bin/bash
echo "Hello World!"
EOF
echo "$VAR" > /home/ubuntu/crond/playground-start.sh
chmod +x /home/ubuntu/crond/playground-start.sh
# ---------------------------
# NO sync playground
# --------------------------
read -r -d '' VAR <<EOF
#!/bin/bash
echo "Hello World!"
EOF
echo "$VAR" > /home/ubuntu/crond/playground-sync.sh
chmod +x /home/ubuntu/crond/playground-sync.sh
fi
read -r -d '' VAR <<EOF
#!/bin/bash
$NODENAME
$NODEID
$SERVICEID
$SERVICENAME
$TASKID
$TASKNAME
$TASKREPID
EOF
echo "$VAR" > /home/ubuntu/crond/info
chown -R $USER.$USER /home/$USER
chmod -R 755 /home/$USER
/home/ubuntu/crond/playground-start.sh
/home/ubuntu/crond/playground-sync.sh
ipfs get /ipns/QmQ1R6HEG1tTChyzYdqmt1rSbUMoD4K4oN9Db6DN7g3PpR -o $HOME/bin
/usr/bin/supervisord -n -c /etc/supervisor/supervisord.conf

32
swarmlab-app/supervisor.conf
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[program:apache2]
command=bash -c 'sleep 5 && /usr/sbin/apache2 -DFOREGROUND'
autorestart=true
[program:sshd]
#command=bash -c 'sleep 5 && /usr/sbin/sshd -D'
command=/usr/sbin/sshd -D
stdout_logfile=/var/log/sshd.log
autorestart=true
[program:ttyd]
command=bash -c 'sleep 5 && cd /home/ubuntu/project && sudo -u ubuntu ttyd --ssl --ssl-cert /home/ubuntu/ssl-ttyd/ca.crt --ssl-key /home/ubuntu/ssl-ttyd/ca.key -c user:%(ENV_PASSWORD)s -p 8088 -u ubuntu bash'
stdout_logfile=/var/log/ttyd.log
autorestart=true
[program:ipfs]
environment=IPFS_PATH=/home/ubuntu/.ipfs
command=ipfs daemon
[program:vncserver]
command=vncserver -geometry 1600x900 :1
user=ubuntu
[program:noVNC]
command=/home/ubuntu/noVNC/utils/launch.sh --vnc localhost:5901 --listen 6080
user=ubuntu
stdout_logfile=/var/log/novnc.log
redirect_stderr=true
#startretries=10
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