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dabo/dabo/functions/ccxt.sh
2024-08-21 22:47:35 +02:00

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#!/bin/bash
# Copyright (c) 2022-2024 olli
#
# This file is part of dabo (crypto bot).
#
# dabo is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# dabo is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with dabo. If not, see <http://www.gnu.org/licenses/>.
function f_ccxt {
g_echo_note "RUNNING FUNCTION ${FUNCNAME} $@"
# remove old result
unset f_ccxt_result
# lower case
STOCK_EXCHANGE=${STOCK_EXCHANGE,,}
if [ -s /dabo/.${STOCK_EXCHANGE}-secrets ]
then
. /dabo/.${STOCK_EXCHANGE}-secrets
else
g_echo_error "No secrets found (/dabo/.${STOCK_EXCHANGE}-secrets) found"
return 1
fi
# Initialize ccxt in python if not initialized
if [ -z "$f_ccxt_initialized" ]
then
g_echo_note "Initializing ccxt"
g_python 'import os' || return 1
g_python 'import sys' || return 1
g_python 'sys.path.append("/ccxt/python")' || return 1
g_python 'import ccxt' || return 1
fi
# Initialize exchange in ccxt if not initialized
if ! [[ "$f_ccxt_initialized" =~ $STOCK_EXCHANGE ]]
then
g_echo_note "Initializing exchange ${STOCK_EXCHANGE} in ccxt"
local f_exchange_type="swap"
[ -z "$LEVERAGE" ] && f_exchange_type="spot"
g_python "${STOCK_EXCHANGE} = ccxt.${STOCK_EXCHANGE}({'apiKey': '${API_KEY}','secret': '${API_SECRET}','enableRateLimit': True,'options': {'defaultType': '${f_exchange_type}',},})" || return 1
if [[ $TESTNET = true ]]
then
g_echo_note "ATTENTION: RUNNING IN TESTNET/SIMULATION/MOCK MODE OF EXCHANGE ${STOCK_EXCHANGE}!!!"
g_python "${STOCK_EXCHANGE}.set_sandbox_mode(True)" || return 1
fi
g_python "${STOCK_EXCHANGE}markets=${STOCK_EXCHANGE}.load_markets()" || return 1
f_ccxt_initialized="${f_ccxt_initialized}${STOCK_EXCHANGE},"
fi
# send and receive ccxt command in python - on error kill progress
if ! g_python "$@"
then
g_echo_warn "Resetting CCXT!!!"
g_kill_all_background_jobs "python3 -iuq"
unset f_ccxt_initialized
return 1
fi
# reference result to python-result
declare -ng f_ccxt_result=g_python_result
# Check for json output or empty json output
unset f_ccxt_json_out
if ! [ "$f_ccxt_result" = '[]' ]
then
[[ $f_ccxt_result =~ ^\[ ]] && [[ $f_ccxt_result =~ \]$ ]] && f_ccxt_json_out=1
[[ $f_ccxt_result =~ ^\{ ]] && [[ $f_ccxt_result =~ \}$ ]] && f_ccxt_json_out=1
fi
if [ -z "$f_ccxt_json_out" ]
then
return 1
else
# make the output jq-conform if json poutput
# avoids errors like: "parse error: Invalid numeric literal at"
f_ccxt_result=$(echo $f_ccxt_result | sed "s/'/\"/g; s/ None/ null/g; s/ True/ true/g; s/ False/ false/g; s/,,/,/g")
# sed is needed here because bash parameter substitution like down here hangs with 100% cpu usage if the variable is large. Noticed with output about ~2.5M
#f_ccxt_result=${f_ccxt_result//\'/\"}
#f_ccxt_result=${f_ccxt_result// None/ null}
#f_ccxt_result=${f_ccxt_result// True/ true}
#f_ccxt_result=${f_ccxt_result// False/ false}
#f_ccxt_result=${f_ccxt_result//,,/,}
fi
return 0
}