phantomjs

phantomjs

BIN=/usr/local/bin/phantomjs.bin
RET=1
MAX=5
RUN=0
until [ ${RET} -eq 0 ]; do
  ${BIN} $@
  RET=$?
  RUN=$(($RUN +1))

# exit immediately after max crashes
  if [ ${RUN} -eq ${MAX} ]; then
    echo "got ${RUN} unexpected results from phantomjs, giving up ..."
    exit ${RET}
  fi

# allowed values are 0-5
# see https://github.com/CoreMedia/jangaroo-tools/blob/master/jangaroo-maven/jangaroo-maven-plugin/src/main/resources/net/jangaroo/jooc/mvnplugin/phantomjs-joounit-page-runner.js
  if [ ${RET} -lt 5 ]; then
    if [ ${RET} -eq 1 ]; then
      echo "phantomjs misconfigured or crashed, retrying ..."
    else
      exit ${RET}
    fi
  else
    echo "got unexpected return value from phantomjs: ${RET}. Retrying ..."
  fi
done