#!/bin/bash -f
######################################################################
# Artemis Nebula KeepConf script, (C) 2015-2020 Nosey Nick Waterman,
#   <nebula@noseynick.org>   https://noseynick.org/artemis/nebula/
# All wrong righted, all rights reserved. Licensed under thev GNU
# Affero General Public License v3.0 https://www.gnu.org/licenses/agpl.txt
# with Commons Clause https://commonsclause.com/ v1.0
######################################################################

banner Keeping config

mkdir -vp ~/logs
ln -vs /var/log/cloud-init.log ~/logs/
ln -vs /var/log/cloud-init-output.log ~/logs/

# if [[ -x /usr/bin/gcloud ]]; then
#   export IP=$(wget -t3 -T3 -qO- --header "Metadata-Flavor: Google" \
#   http://metadata.google.internal/computeMetadata/v1/instance/network-interfaces/0/access-configs/0/external-ip)
# else
#   export IP=$(wget -t3 -T3 -qO- http://169.254.169.254/latest/meta-data/public-ipv4)
# fi

# Get a bunch of useful vars from AWS:
META () { wget -t3 -T3 -qO-  "http://169.254.169.254/latest/$*"; }
META_ID=$(META dynamic/instance-identity/document)
eval "$(echo "$META_ID" | sed -E 's/[^-_:.A-Za-z0-9]//g; s/^([^:]*):/AWS_\1=/; /=null$|^[^A]/d')"
# shellcheck disable=SC2034 # AWS_AMI appears unused but is part of ${!AWS_@}
AWS_AMI=$(META meta-data/ami-id)
# Ask AWS what my external IP is...
IPPAT='^[1-9][0-9]*\.[1-9][0-9]*\.[1-9][0-9]*\.[1-9][0-9]*$'
# shellcheck disable=SC2034 # AWS_IP appears unused but is part of ${!AWS_@}
IP=''  AWS_IP=$(META meta-data/public-ipv4            | grep "$IPPAT")
[[ "$IP" ]] || IP=$(wget -t3 -T3 -qO- ipapi.co/ip     | grep "$IPPAT")
[[ "$IP" ]] || IP=$(wget -t3 -T3 -qO- 4.icanhazip.com | grep "$IPPAT")
[[ "$IP" ]] || IP=$(wget -t3 -T3 -qO- ip.seeip.org    | grep "$IPPAT")
[[ "$IP" ]] || IP=$(wget -t3 -T3 -qO- ifconfig.me     | grep "$IPPAT")
export IP=${IP:-$AWS_IP}

nebula load bash

# +++++ COMPARE start.sh list of vars
echo 'CONFIG: ##############################################################'
echo '#!/bin/bash -f' | install -vDm755  /dev/stdin        ~/bin/conf.sh
for X in  NEBULA  TOKEN  CHAN  TESTCHAN  VNCPASS  SHUTDOWN \
  IP  NAME  MISSIONS  SHIPS  RUNTEST \
  ${!HERMES@}  ${!TS3SERVER@}  ${!EE_@}  ${!AWS_@} ${!NEB_@}; do
  echo "$X='${!X}'"  | tee -a ~/bin/conf.sh
done
grep ^PRETTY /etc/os-release | tee -a ~/bin/conf.sh
echo '######################################################################'

wget -t3 -T3 -qO- --post-file ~/bin/conf.sh  "$NEBULA/logs.cgi/$IP.conf"

# shellcheck disable=SC2016 # deliberately not expanding $TEST or $TESTCHAN:
[[ "$TESTCHAN" ]] && echo '[[ "$TEST" ]] && CHAN=$TESTCHAN' >> ~/bin/conf.sh

grep -qE ^tail ~/.bash_history || \
echo 'tail -fn1000 logs/*' >> ~/.bash_history