rs_run

#! /bin/bash
# This script runs a recipe on the local server by asking the RS platform to
# schedule the execution. If passed the -f flag, it follows the audit entry and
# prints what is happening. OOPS, right now it always follows, you can't turn that off!

if ! curl --version >/dev/null; then
  echo "ERROR: cannot find curl: it is required for this script, sorry"
  exit 1
fi

if [[ -z "$RS_RLL_PORT" || -z "$RS_RLL_SECRET" ]]; then
  if ! . <(sudo cat /var/run/rll-secret); then
    echo "ERROR: cannot source /var/run/rll-secret to get access to the local proxy for RS API calls"
    exit 1
  fi
  if [[ -z "$RS_RLL_PORT" ]]; then echo "ERROR: RS_RLL_PORT not set"; exit 1; fi
  if [[ -z "$RS_RLL_SECRET" ]]; then echo "ERROR: RS_RLL_SECRET not set"; exit 1; fi
  #if [[ -z "$RS_SELF_HREF" ]]; then echo "ERROR: RS_SELF_HREF not set"; exit 1; fi
fi

# ===== Parse arguments

# Usage info
show_help() {
  cat <<EOT
Usage: ${0##*/} [-options...] [cookbook::]recipe
Run a recipe on the local server
  -f          follow the script execution and print the audit entry as it unfolds
  -h          show this help
NOTE: -f is the default and you can't turn it off, someday...
EOT
}

follow=

while getopts "hf" opt; do
  case "$opt" in
    h) show_help; exit 0 ;;
    f) follow=1 ;;
    '?') show_help >&2; exit 1 ;;
  esac
done
shift "$((OPTIND-1))" # Shift off the options and optional --.

# ===== Parse cookbook::recipe

if [[ -z "$1" ]]; then
  echo "ERROR: cookbook::recipe name missing"
  show_help;
  exit 1
fi

re1='^[-a-zA-Z0-9_][-a-zA-Z0-9_]*::[-a-zA-Z0-9_][-a-zA-Z0-9_]*$'
re2='^[-a-zA-Z0-9_][-a-zA-Z0-9_]*$'
recipe=
if [[ "$1" =~ $re1 ]]; then 
  recipe=$1
elif [[ "$1" =~ $re2 ]]; then
  cook=`basename $PWD`
  recipe="$cook::$1"
  echo "Running '$recipe' (taking cookbook name from current directory)"
else
  echo "ERROR: recipe argument '$1' doesn't look like a cookbook::recipe name"
  exit 1
fi
t0=`date '+%s'`

# ===== Make a /rll/run/recipe call to the local RLL
# Note that the body of the response is sent to stdout, this will be the audt entry
# detail of the script execution as it happens...
curl -sS -gG -X POST -H X-RLL-Secret:$RS_RLL_SECRET \
  "http://127.0.0.1:$RS_RLL_PORT/rll/run/recipe" \
  --data-urlencode "recipe=$recipe"
echo "" # most responses don't include a newline
t1=$(( `date '+%s'` - $t0 ))
echo "********** TOOK ${t1} seconds"