mirror of
https://github.com/kellyjonbrazil/jc.git
synced 2025-06-19 00:17:51 +02:00
initial working parser for both linux and bsd
This commit is contained in:
Kelly Brazil
@ -56,6 +56,7 @@ Examples:
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...
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...
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"""
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"""
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import string
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import string
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import ipaddress
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import jc.utils
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import jc.utils
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from jc.utils import stream_success, stream_error
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from jc.utils import stream_success, stream_error
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@ -102,6 +103,346 @@ def _process(proc_data):
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return proc_data
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return proc_data
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class state:
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os_detected = None
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linux = None
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bsd = None
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ipv4 = None
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hostname = None
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destination_ip = None
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sent_bytes = None
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pattern = None
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footer = False
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packets_transmitted = None
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packets_received = None
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packet_loss_percent = None
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time_ms = None
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duplicates = None
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ping_error = None
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def _ipv6_in(line):
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line_list = line.replace('(', ' ').replace(')', ' ').replace(',', ' ').replace('%', ' ').split()
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ipv6 = False
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for item in line_list:
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try:
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_ = ipaddress.IPv6Address(item)
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ipv6 = True
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except Exception:
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pass
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return ipv6
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def _error_type(line):
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# from https://github.com/dgibson/iputils/blob/master/ping.c
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# https://android.googlesource.com/platform/external/ping/+/8fc3c91cf9e7f87bc20b9e6d3ea2982d87b70d9a/ping.c
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# https://opensource.apple.com/source/network_cmds/network_cmds-328/ping.tproj/ping.c
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type_map = {
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'Destination Net Unreachable': 'destination_net_unreachable',
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'Destination Host Unreachable': 'destination_host_unreachable',
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'Destination Protocol Unreachable': 'destination_protocol_unreachable',
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'Destination Port Unreachable': 'destination_port_unreachable',
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'Frag needed and DF set': 'frag_needed_and_df_set',
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'Source Route Failed': 'source_route_failed',
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'Destination Net Unknown': 'destination_net_unknown',
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'Destination Host Unknown': 'destination_host_unknown',
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'Source Host Isolated': 'source_host_isolated',
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'Destination Net Prohibited': 'destination_net_prohibited',
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'Destination Host Prohibited': 'destination_host_prohibited',
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'Destination Net Unreachable for Type of Service': 'destination_net_unreachable_for_type_of_service',
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'Destination Host Unreachable for Type of Service': 'destination_host_unreachable_for_type_of_service',
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'Packet filtered': 'packet_filtered',
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'Precedence Violation': 'precedence_violation',
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'Precedence Cutoff': 'precedence_cutoff',
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'Dest Unreachable, Bad Code': 'dest_unreachable_bad_code',
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'Redirect Network': 'redirect_network',
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'Redirect Host': 'redirect_host',
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'Redirect Type of Service and Network': 'redirect_type_of_service_and_network',
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'Redirect, Bad Code': 'redirect_bad_code',
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'Time to live exceeded': 'time_to_live_exceeded',
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'Frag reassembly time exceeded': 'frag_reassembly_time_exceeded',
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'Time exceeded, Bad Code': 'time_exceeded_bad_code'
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}
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for err_type, code in type_map.items():
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if err_type in line:
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return code
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def _bsd_parse(line, s):
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output_line = {}
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if line.startswith('PING '):
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s.destination_ip = line.split()[2].lstrip('(').rstrip(':').rstrip(')')
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s.sent_bytes = line.split()[3]
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return None
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if line.startswith('PING6('):
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line = line.replace('(', ' ').replace(')', ' ').replace('=', ' ')
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s.source_ip = line.split()[4]
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s.destination_ip = line.split()[6]
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s.sent_bytes = line.split()[1]
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return None
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if line.startswith('---'):
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s.footer = True
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return None
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if s.footer:
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if 'packets transmitted' in line:
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if ' duplicates,' in line:
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s.packets_transmitted = line.split()[0]
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s.packets_received = line.split()[3]
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s.packet_loss_percent = line.split()[8].rstrip('%')
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s.duplicates = line.split()[6].lstrip('+')
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return None
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else:
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s.packets_transmitted = line.split()[0]
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s.packets_received = line.split()[3]
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s.packet_loss_percent = line.split()[6].rstrip('%')
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s.duplicates = '0'
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return None
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else:
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split_line = line.split(' = ')[1]
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split_line = split_line.split('/')
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output_line = {
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'type': 'summary',
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'destination_ip': s.destination_ip or None,
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'sent_bytes': s.sent_bytes or None,
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'pattern': s.pattern or None,
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'packets_transmitted': s.packets_transmitted or None,
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'packets_received': s.packets_received or None,
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'packet_loss_percent': s.packet_loss_percent or None,
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'duplicates': s.duplicates or None,
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'round_trip_ms_min': split_line[0],
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'round_trip_ms_avg': split_line[1],
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'round_trip_ms_max': split_line[2],
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'round_trip_ms_stddev': split_line[3].replace(' ms', '')
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}
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return output_line
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# ping response lines
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else:
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# ipv4 lines
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if not _ipv6_in(line):
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# request timeout
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if line.startswith('Request timeout for '):
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output_line = {
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'type': 'timeout',
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'destination_ip': s.destination_ip or None,
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'sent_bytes': s.sent_bytes or None,
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'pattern': s.pattern or None,
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'icmp_seq': line.split()[4]
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}
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return output_line
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# catch error responses
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err = _error_type(line)
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if err:
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output_line = {
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'type': err
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}
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try:
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output_line['bytes'] = line.split()[0]
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output_line['response_ip'] = line.split()[4].strip(':').strip('(').strip(')')
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except Exception:
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pass
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return output_line
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# normal response
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elif ' bytes from ' in line:
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line = line.replace(':', ' ').replace('=', ' ')
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output_line = {
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'type': 'reply',
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'destination_ip': s.destination_ip or None,
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'sent_bytes': s.sent_bytes or None,
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'pattern': s.pattern or None,
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'response_bytes': line.split()[0],
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'response_ip': line.split()[3],
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'icmp_seq': line.split()[5],
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'ttl': line.split()[7],
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'time_ms': line.split()[9]
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}
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return output_line
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# ipv6 lines
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elif ' bytes from ' in line:
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line = line.replace(',', ' ').replace('=', ' ')
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output_line = {
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'type': 'reply',
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'destination_ip': s.destination_ip or None,
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'sent_bytes': s.sent_bytes or None,
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'pattern': s.pattern or None,
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'bytes': line.split()[0],
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'response_ip': line.split()[3],
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'icmp_seq': line.split()[5],
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'ttl': line.split()[7],
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'time_ms': line.split()[9]
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}
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return output_line
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def _linux_parse(line, s):
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"""
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Linux ping line parsing function.
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Parameters:
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line: (string) line of text data to parse
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s: (state object) global state
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Returns:
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Dictionary. Raw structured data.
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"""
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output_line = {}
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if line.startswith('PING '):
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s.ipv4 = True if 'bytes of data' in line else False
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if s.ipv4 and line[5] not in string.digits:
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s.hostname = True
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elif s.ipv4 and line[5] in string.digits:
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s.hostname = False
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elif not s.ipv4 and ' (' in line:
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s.hostname = True
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else:
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s.hostname = False
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if s.ipv4 and not s.hostname:
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dst_ip, dta_byts = (2, 3)
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elif s.ipv4 and s.hostname:
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dst_ip, dta_byts = (2, 3)
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elif not s.ipv4 and not s.hostname:
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dst_ip, dta_byts = (2, 3)
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else:
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dst_ip, dta_byts = (3, 4)
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line = line.replace('(', ' ').replace(')', ' ')
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s.destination_ip = line.split()[dst_ip].lstrip('(').rstrip(')')
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s.sent_bytes = line.split()[dta_byts]
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return None
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if line.startswith('---'):
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s.footer = True
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return None
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if s.footer:
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if 'packets transmitted' in line:
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if ' duplicates,' in line:
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s.packets_transmitted = line.split()[0]
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s.packets_received = line.split()[3]
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s.packet_loss_percent = line.split()[7].rstrip('%')
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s.duplicates = line.split()[5].lstrip('+')
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s.time_ms = line.split()[11].replace('ms', '')
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return None
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else:
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s.packets_transmitted = line.split()[0]
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s.packets_received = line.split()[3]
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s.packet_loss_percent = line.split()[5].rstrip('%')
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s.duplicates = '0'
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s.time_ms = line.split()[9].replace('ms', '')
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return None
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else:
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split_line = line.split(' = ')[1]
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split_line = split_line.split('/')
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output_line = {
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'type': 'summary',
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'destination_ip': s.destination_ip or None,
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'sent_bytes': s.sent_bytes or None,
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'pattern': s.pattern or None,
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'packets_transmitted': s.packets_transmitted or None,
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'packets_received': s.packets_received or None,
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'packet_loss_percent': s.packet_loss_percent or None,
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'duplicates': s.duplicates or None,
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'time_ms': s.time_ms or None,
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'round_trip_ms_min': split_line[0],
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'round_trip_ms_avg': split_line[1],
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'round_trip_ms_max': split_line[2],
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'round_trip_ms_stddev': split_line[3].split()[0]
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}
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return output_line
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# ping response lines
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else:
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# request timeout
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if 'no answer yet for icmp_seq=' in line:
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timestamp = False
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isequence = 5
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# if timestamp option is specified, then shift icmp sequence field right by one
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|
if line[0] == '[':
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timestamp = True
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isequence = 6
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|
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output_line = {
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'type': 'timeout',
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'destination_ip': s.destination_ip or None,
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'sent_bytes': s.sent_bytes or None,
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'pattern': s.pattern or None,
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'timestamp': line.split()[0].lstrip('[').rstrip(']') if timestamp else None,
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'icmp_seq': line.replace('=', ' ').split()[isequence]
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}
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|
|
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return output_line
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|
|
||||||
|
# normal responses
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|
elif ' bytes from ' in line:
|
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|
|
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|
line = line.replace('(', ' ').replace(')', ' ').replace('=', ' ')
|
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|
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# positions of items depend on whether ipv4/ipv6 and/or ip/hostname is used
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|
if s.ipv4 and not s.hostname:
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bts, rip, iseq, t2l, tms = (0, 3, 5, 7, 9)
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|
elif s.ipv4 and s.hostname:
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|
bts, rip, iseq, t2l, tms = (0, 4, 7, 9, 11)
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|
elif not s.ipv4 and not s.hostname:
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|
bts, rip, iseq, t2l, tms = (0, 3, 5, 7, 9)
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|
elif not s.ipv4 and s.hostname:
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|
bts, rip, iseq, t2l, tms = (0, 4, 7, 9, 11)
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|
|
||||||
|
# if timestamp option is specified, then shift everything right by one
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|
timestamp = False
|
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|
if line[0] == '[':
|
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|
timestamp = True
|
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|
bts, rip, iseq, t2l, tms = (bts + 1, rip + 1, iseq + 1, t2l + 1, tms + 1)
|
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|
|
||||||
|
output_line = {
|
||||||
|
'type': 'reply',
|
||||||
|
'destination_ip': s.destination_ip or None,
|
||||||
|
'sent_bytes': s.sent_bytes or None,
|
||||||
|
'pattern': s.pattern or None,
|
||||||
|
'timestamp': line.split()[0].lstrip('[').rstrip(']') if timestamp else None,
|
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|
'response_bytes': line.split()[bts],
|
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|
'response_ip': line.split()[rip].rstrip(':'),
|
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|
'icmp_seq': line.split()[iseq],
|
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|
'ttl': line.split()[t2l],
|
||||||
|
'time_ms': line.split()[tms],
|
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|
'duplicate': True if 'DUP!' in line else False
|
||||||
|
}
|
||||||
|
|
||||||
|
return output_line
|
||||||
|
|
||||||
|
|
||||||
def parse(data, raw=False, quiet=False):
|
def parse(data, raw=False, quiet=False):
|
||||||
"""
|
"""
|
||||||
Main text parsing generator function. Produces an iterable object.
|
Main text parsing generator function. Produces an iterable object.
|
||||||
@ -116,161 +457,50 @@ def parse(data, raw=False, quiet=False):
|
|||||||
|
|
||||||
Dictionary. Raw or processed structured data.
|
Dictionary. Raw or processed structured data.
|
||||||
"""
|
"""
|
||||||
|
s = state()
|
||||||
|
|
||||||
if not quiet:
|
if not quiet:
|
||||||
jc.utils.compatibility(__name__, info.compatible)
|
jc.utils.compatibility(__name__, info.compatible)
|
||||||
|
|
||||||
destination_ip = None
|
|
||||||
sent_bytes = None
|
|
||||||
pattern = None
|
|
||||||
footer = False
|
|
||||||
packets_transmitted = None
|
|
||||||
packets_received = None
|
|
||||||
packet_loss_percent = None
|
|
||||||
time_ms = None
|
|
||||||
duplicates = None
|
|
||||||
|
|
||||||
for line in data:
|
for line in data:
|
||||||
try:
|
|
||||||
output_line = {}
|
|
||||||
|
|
||||||
|
output_line = {}
|
||||||
|
|
||||||
|
try:
|
||||||
# check for PATTERN
|
# check for PATTERN
|
||||||
if line.startswith('PATTERN: '):
|
if line.startswith('PATTERN: '):
|
||||||
pattern = line.strip().split(': ')[1]
|
s.pattern = line.strip().split(': ')[1]
|
||||||
continue
|
continue
|
||||||
|
|
||||||
if line.startswith('PING '):
|
# detect Linux vs. BSD ping
|
||||||
ipv4 = True if 'bytes of data' in line else False
|
if not s.os_detected and line.strip().endswith('bytes of data.'):
|
||||||
|
s.os_detected = True
|
||||||
|
s.linux = True
|
||||||
|
|
||||||
if ipv4 and line[5] not in string.digits:
|
if not s.os_detected and '-->' in line:
|
||||||
hostname = True
|
s.os_detected = True
|
||||||
elif ipv4 and line[5] in string.digits:
|
s.bsd = True
|
||||||
hostname = False
|
|
||||||
elif not ipv4 and ' (' in line:
|
|
||||||
hostname = True
|
|
||||||
else:
|
|
||||||
hostname = False
|
|
||||||
|
|
||||||
if ipv4 and not hostname:
|
if not s.os_detected and _ipv6_in(line) and line.strip().endswith('data bytes'):
|
||||||
dst_ip, dta_byts = (2, 3)
|
s.os_detected = True
|
||||||
elif ipv4 and hostname:
|
s.linux = True
|
||||||
dst_ip, dta_byts = (2, 3)
|
|
||||||
elif not ipv4 and not hostname:
|
|
||||||
dst_ip, dta_byts = (2, 3)
|
|
||||||
else:
|
|
||||||
dst_ip, dta_byts = (3, 4)
|
|
||||||
|
|
||||||
line = line.replace('(', ' ').replace(')', ' ')
|
if not s.os_detected:
|
||||||
destination_ip = line.split()[dst_ip].lstrip('(').rstrip(')')
|
s.os_detected = True
|
||||||
sent_bytes = line.split()[dta_byts]
|
s.bsd = True
|
||||||
|
|
||||||
continue
|
# parse the data
|
||||||
|
if s.os_detected and s.linux:
|
||||||
|
output_line = _linux_parse(line, s)
|
||||||
|
|
||||||
if line.startswith('---'):
|
if s.os_detected and s.bsd:
|
||||||
footer = True
|
output_line = _bsd_parse(line, s)
|
||||||
continue
|
|
||||||
|
|
||||||
if footer:
|
# yield the output line if it has data
|
||||||
if 'packets transmitted' in line:
|
if output_line:
|
||||||
if ' duplicates,' in line:
|
yield stream_success(output_line, quiet) if raw else stream_success(_process(output_line), quiet)
|
||||||
packets_transmitted = line.split()[0]
|
|
||||||
packets_received = line.split()[3]
|
|
||||||
packet_loss_percent = line.split()[7].rstrip('%')
|
|
||||||
duplicates = line.split()[5].lstrip('+')
|
|
||||||
time_ms = line.split()[11].replace('ms', '')
|
|
||||||
|
|
||||||
continue
|
|
||||||
|
|
||||||
else:
|
|
||||||
packets_transmitted = line.split()[0]
|
|
||||||
packets_received = line.split()[3]
|
|
||||||
packet_loss_percent = line.split()[5].rstrip('%')
|
|
||||||
duplicates = '0'
|
|
||||||
time_ms = line.split()[9].replace('ms', '')
|
|
||||||
|
|
||||||
continue
|
|
||||||
|
|
||||||
else:
|
|
||||||
split_line = line.split(' = ')[1]
|
|
||||||
split_line = split_line.split('/')
|
|
||||||
output_line = {
|
|
||||||
'type': 'summary',
|
|
||||||
'destination_ip': destination_ip or None,
|
|
||||||
'sent_bytes': sent_bytes or None,
|
|
||||||
'pattern': pattern or None,
|
|
||||||
'packets_transmitted': packets_transmitted or None,
|
|
||||||
'packets_received': packets_received or None,
|
|
||||||
'packet_loss_percent': packet_loss_percent or None,
|
|
||||||
'duplicates': duplicates or None,
|
|
||||||
'time_ms': time_ms or None,
|
|
||||||
'round_trip_ms_min': split_line[0],
|
|
||||||
'round_trip_ms_avg': split_line[1],
|
|
||||||
'round_trip_ms_max': split_line[2],
|
|
||||||
'round_trip_ms_stddev': split_line[3].split()[0]
|
|
||||||
}
|
|
||||||
|
|
||||||
yield stream_success(output_line, quiet) if raw else stream_success(_process(output_line), quiet)
|
|
||||||
continue
|
|
||||||
|
|
||||||
# ping response lines
|
|
||||||
else:
|
else:
|
||||||
# request timeout
|
continue
|
||||||
if 'no answer yet for icmp_seq=' in line:
|
|
||||||
timestamp = False
|
|
||||||
isequence = 5
|
|
||||||
|
|
||||||
# if timestamp option is specified, then shift icmp sequence field right by one
|
|
||||||
if line[0] == '[':
|
|
||||||
timestamp = True
|
|
||||||
isequence = 6
|
|
||||||
|
|
||||||
output_line = {
|
|
||||||
'type': 'timeout',
|
|
||||||
'destination_ip': destination_ip or None,
|
|
||||||
'sent_bytes': sent_bytes or None,
|
|
||||||
'pattern': pattern or None,
|
|
||||||
'timestamp': line.split()[0].lstrip('[').rstrip(']') if timestamp else None,
|
|
||||||
'icmp_seq': line.replace('=', ' ').split()[isequence]
|
|
||||||
}
|
|
||||||
|
|
||||||
yield stream_success(output_line, quiet) if raw else stream_success(_process(output_line), quiet)
|
|
||||||
continue
|
|
||||||
|
|
||||||
# normal responses
|
|
||||||
elif ' bytes from ' in line:
|
|
||||||
|
|
||||||
line = line.replace('(', ' ').replace(')', ' ').replace('=', ' ')
|
|
||||||
|
|
||||||
# positions of items depend on whether ipv4/ipv6 and/or ip/hostname is used
|
|
||||||
if ipv4 and not hostname:
|
|
||||||
bts, rip, iseq, t2l, tms = (0, 3, 5, 7, 9)
|
|
||||||
elif ipv4 and hostname:
|
|
||||||
bts, rip, iseq, t2l, tms = (0, 4, 7, 9, 11)
|
|
||||||
elif not ipv4 and not hostname:
|
|
||||||
bts, rip, iseq, t2l, tms = (0, 3, 5, 7, 9)
|
|
||||||
elif not ipv4 and hostname:
|
|
||||||
bts, rip, iseq, t2l, tms = (0, 4, 7, 9, 11)
|
|
||||||
|
|
||||||
# if timestamp option is specified, then shift everything right by one
|
|
||||||
timestamp = False
|
|
||||||
if line[0] == '[':
|
|
||||||
timestamp = True
|
|
||||||
bts, rip, iseq, t2l, tms = (bts + 1, rip + 1, iseq + 1, t2l + 1, tms + 1)
|
|
||||||
|
|
||||||
output_line = {
|
|
||||||
'type': 'reply',
|
|
||||||
'destination_ip': destination_ip or None,
|
|
||||||
'sent_bytes': sent_bytes or None,
|
|
||||||
'pattern': pattern or None,
|
|
||||||
'timestamp': line.split()[0].lstrip('[').rstrip(']') if timestamp else None,
|
|
||||||
'response_bytes': line.split()[bts],
|
|
||||||
'response_ip': line.split()[rip].rstrip(':'),
|
|
||||||
'icmp_seq': line.split()[iseq],
|
|
||||||
'ttl': line.split()[t2l],
|
|
||||||
'time_ms': line.split()[tms],
|
|
||||||
'duplicate': True if 'DUP!' in line else False
|
|
||||||
}
|
|
||||||
|
|
||||||
yield stream_success(output_line, quiet) if raw else stream_success(_process(output_line), quiet)
|
|
||||||
|
|
||||||
except Exception as e:
|
except Exception as e:
|
||||||
yield stream_error(e, quiet, line)
|
yield stream_error(e, quiet, line)
|
||||||
|
|||||||
Reference in New Issue
Block a user