net-ops/addhost

#!/bin/bash

cmd_hostname=""
cmd_do_bootstrap="no"
cmd_fqdn=""

function usage() {
   echo "Usage: $0 [-h] [-b] [-o] [-p] [-n fqdn] [--] [<host>]"
   echo "  -h  show help"
   echo "  -b  bootstrap <host> (using ssh)"
   echo "  -n  specify FQDN (if not the same as <host>)"
   echo "  -o  override naming standard"
   echo "  -p  specify ProxyJump host"
   echo ""
   echo "  <host> can be an IP number, or something that resolves to one"
}

while getopts "bhnop:" this; do
   case "${this}" in
      h) usage; exit 0;;
      b) cmd_do_bootstrap="yes" ;;
      n) cmd_fqdn="${OPTARG}" ; shift ;;
      o) naming_override="yes" ;;
      p) cmd_proxy="${OPTARG}" ; shift ;;
      *) echo "Unknown option ${this}"; echo ""; usage; exit 1;;
   esac
done
shift $((OPTIND-1))

if [[ ! $cmd_hostname ]]; then
   cmd_hostname="$1"
fi

if [[ ! $cmd_fqdn ]]; then
   cmd_fqdn="$cmd_hostname"
fi

if test -z "$cmd_hostname"; then
    usage
    exit 1
fi

if [[ ! $naming_override ]]; then
  if [[ ! "$cmd_hostname" =~ ^([a-z]+)-(sthb|dco|tug|sto1|sto3)-(prod|dev|stage|test|qa)-([1-9][0-9]*).sunet.se$ ]]; then
    echo "$cmd_hostname is not following the naming standard: function-location-environment-number.sunet.se"
    exit 1
  fi
fi

if [[ -n $cmd_proxy ]]; then
  proxyjump="-o ProxyJump=${cmd_proxy}"
fi

test -f cosmos.conf && . ./cosmos.conf

_remote=${remote:='ro'}
defrepo=$(git remote get-url "${_remote}" 2>/dev/null)
rrepo=${repo:="$defrepo"}
rtag=${tag:="changeme"}

if [[ ! $rrepo ]]; then
    echo "$0: repo not set in cosmos.conf and no git remote named '${_remote}' found"
    exit 1
fi

if [ ! -d "$cmd_fqdn" ]; then
   cp -pr default "$cmd_fqdn"
   git add "$cmd_fqdn"
   git commit -m "$cmd_fqdn added" "$cmd_fqdn"
   ./bump-tag
fi

if [ "$cmd_do_bootstrap" = "yes" ]; then
   cosmos_deb=$(find apt/ -maxdepth 1 -name 'cosmos_*.deb' | sort -V | tail -1)
   scp $proxyjump "$cosmos_deb" apt/bootstrap-cosmos.sh root@"$cmd_hostname":
   ssh root@"$cmd_hostname" $proxyjump ./bootstrap-cosmos.sh "$cmd_fqdn" "$rrepo" "$rtag"
   ssh root@"$cmd_hostname" $proxyjump cosmos update
   ssh root@"$cmd_hostname" $proxyjump cosmos apply
fi