OptionRecorderSchwab/recordOptionChainSingleSymbolSingleRun.sh

#!/bin/bash
#set -x
symbol=$1
outDir=data/$(date +%Y-%m-%d)
queryString="?symbol=${symbol}" 

mkdir -p "${outDir}"
mkdir -p temp

#Handle additional commandline parameters
shift

while [[ $# -gt 0 ]]; do
  queryString="${queryString}&$1=$2"
  shift; shift
done

msg="Querying for Symbol: _${symbol}_ query string: _${queryString}_"
systemd-cat -t "`basename $0` $1" -p debug <<< ${msg}

curl -s -X GET "https://api.schwabapi.com/marketdata/v1/chains${queryString}" \
  -H "Authorization: Bearer $(<access_token.dat)" > temp/optionChain.${symbol}.tmp.$$.json

jqQuery=".symbol"
symbolCheck=$(jq -r ${jqQuery} < temp/optionChain.${symbol}.tmp.$$.json)
if [[ "${symbol}" != "${symbolCheck}" ]]; then
  errMsg="ERROR: THE RESPONSE IS INCORRECT! Symbol: _${symbol}_ Check: _${symbolCheck}_ check file _temp/optionChain.${symbol}.tmp.$$.json_"
  systemd-cat -t "`basename $0` $1" -p err <<< ${errMsg}
  >&2 echo "${errMsg}"
  exit 2
else
  optionChainFileName=$(date "+%Y-%m-%d %H_%M_%S")_optionChain.${symbol}.json
  #echo writing to file "${outDir}/${optionChainFileName}"
  pbzip2 -9 -c < temp/optionChain.${symbol}.tmp.$$.json > "${outDir}/${optionChainFileName}.bz2"
  rm temp/optionChain.${symbol}.tmp.$$.json
fi