mirror of
https://github.com/munin-monitoring/contrib.git
synced 2018-11-08 00:59:34 +01:00
117 lines
2.8 KiB
Python
Executable file
117 lines
2.8 KiB
Python
Executable file
#!/usr/bin/env python3
|
|
|
|
"""
|
|
=head1 NAME
|
|
|
|
etherscan_balance_ - Munin plugin to monitor your ethereum (ETH) balance
|
|
|
|
=head1 APPLICABLE SYSTEMS
|
|
|
|
All systems with "python" and "munin"
|
|
|
|
=head1 CONFIGURATION
|
|
|
|
etherscan_balance_<YOUR_PUBLIC_ETHEREUM_ADDRESS>
|
|
|
|
=head1 SYNOPSIS
|
|
|
|
ln -s /usr/share/munin/plugins/etherscan_balance_ \
|
|
/etc/munin/plugins/etherscan_balance_0x3257bde8cf067ae6f1ddc0e4b140fe02e3c5e44f
|
|
|
|
=head1 INTERPRETATION
|
|
|
|
This plugin shows the ether balance (ETH) of a given ethereum address.
|
|
Account balance is queried via etherscan.io API L<https://etherscan.io/apis>.
|
|
|
|
=head1 VERSION
|
|
|
|
0.0.1
|
|
|
|
=head1 AUTHOR
|
|
|
|
L<Nils Knieling|https://github.com/Cyclenerd>
|
|
|
|
=head1 LICENSE
|
|
|
|
GPLv2
|
|
|
|
=head1 MAGIC MARKERS
|
|
|
|
#%# family=manual
|
|
|
|
=cut
|
|
"""
|
|
|
|
from __future__ import print_function
|
|
|
|
import sys
|
|
import json
|
|
import codecs
|
|
|
|
try:
|
|
# python3
|
|
from urllib.request import urlopen
|
|
from urllib.request import Request
|
|
except ImportError:
|
|
# python2
|
|
from urllib2 import urlopen
|
|
from urllib2 import Request
|
|
|
|
command = ''
|
|
if len(sys.argv) > 1:
|
|
command = sys.argv[1]
|
|
|
|
|
|
api_action, eth_address = sys.argv[0].split("_")[1:]
|
|
|
|
if not eth_address:
|
|
print("The filename of this plugin (or its symlink) should follow this pattern: "
|
|
"'etherscan_balance_<YOUR_PUBLIC_ETHEREUM_ADDRESS>'", file=sys.stderr)
|
|
sys.exit(9)
|
|
|
|
"""
|
|
API result is in Wei. Convert Wei to Ether (ETH) via 'fieldname.cdef'
|
|
1 : Wei
|
|
10^12 : Szabo
|
|
10^15 : Finney
|
|
10^18 : Ether
|
|
233874700000000000000000 Wei = 233,874.7 Ether
|
|
"""
|
|
if command == 'config':
|
|
print("graph_title Ether {}".format(eth_address))
|
|
print("graph_info Ethereum Account Balance for Address {}".format(eth_address))
|
|
print("graph_vlabel Ethereum Balance")
|
|
print("graph_category other")
|
|
print("wei_balance_{0}.cdef wei_balance_{0},1000000000000000000,/".format(eth_address))
|
|
print("wei_balance_{}.label ETH".format(eth_address))
|
|
sys.exit(0)
|
|
|
|
ethercan_balance_api_url = ('https://api.etherscan.io/api'
|
|
'?module=account&action=balance&tag=latest&address=' + eth_address)
|
|
|
|
etherscan_req = Request(ethercan_balance_api_url)
|
|
# User-Agent to bypass Cloudflare
|
|
etherscan_req.add_header('User-Agent', 'Etherscan Munin Plugin/1.0')
|
|
|
|
try:
|
|
etherscan_balance_raw = urlopen(etherscan_req, timeout=15)
|
|
except IOError as exc:
|
|
print("Failed to request etherscan.io API: {}".format(exc), file=sys.stderr)
|
|
sys.exit(9)
|
|
|
|
reader = codecs.getreader("utf-8")
|
|
|
|
try:
|
|
etherscan_balance = json.load(reader(etherscan_balance_raw))
|
|
except ValueError:
|
|
# Error in decoding operation or in JSON parsing throw a ValueError
|
|
print("Failed to parse JSON response.", file=sys.stderr)
|
|
sys.exit(9)
|
|
|
|
try:
|
|
eth = int(etherscan_balance['result'])
|
|
except (KeyError, ValueError) as exc:
|
|
print("JSON result error!", file=sys.stderr)
|
|
sys.exit(9)
|
|
|
|
print("wei_balance_{}.value {}".format(eth_address, eth))
|