#!/bin/bash

#push global config from one cell to all cells

set -e #exit on error, like python

DEBUG=1

main()
{
 ME=`getme`
 debug "I am $ME"
 update_known_host $ME
 transfer $ME
}

getme()
{
 cd /etc/allcells
 for i in *; do
    if [ -L "$i" ] && ls -l --color=no "$i" |grep -- '->.*/etc/cell' &>/dev/null ; then
        ME="$i"
    fi
 done
 echo "$ME"
}

transfer()
{
 cd /etc/allcells
 for cell in *; do
    [ $cell = $1 ] && continue
    echo "transferring to $cell"
    scp -o "UserKnownHostsFile /admin/package/transfer/known_hosts" -o "GlobalKnownHostsFile /etc/allcells/$cell/known_host" \
    -i /home/transfer/.ssh/id_rsa -r /etc/allcells/$1 transfer@"$cell":/etc/allcells/
 done
}

update_known_host()
{
 echo -n "$1 " > /etc/cell/known_host
 cat /etc/ssh/ssh_host_key.pub >> /etc/cell/known_host
 debug "updated /etc/cell/known_host"
}

debug()
{
 [ "$DEBUG" = 1 ] && echo "$@"
}

main