import bisect
from os import access, R_OK
from os.path import getsize
-from collections import defaultdict, namedtuple
+from collections import namedtuple
from copy import deepcopy
try:
from itertools import zip_longest
priority = 60000
retries = 60
-ORDER = ['response_codes', 'response_time', 'requests_per_url', 'http_method', 'bandwidth', 'clients', 'clients_all']
+ORDER = ['response_codes', 'bandwidth', 'response_time', 'requests_per_url', 'http_method', 'requests_per_ipproto',
+ 'clients', 'clients_all']
CHARTS = {
'response_codes': {
'options': [None, 'Response Codes', 'requests/s', 'responses', 'web_log.response_codes', 'stacked'],
'lines': [
- ['2xx', '2xx', 'absolute'],
- ['5xx', '5xx', 'absolute'],
- ['3xx', '3xx', 'absolute'],
- ['4xx', '4xx', 'absolute'],
- ['1xx', '1xx', 'absolute'],
- ['0xx', 'other', 'absolute'],
- ['unmatched', 'unmatched', 'absolute']
+ ['2xx', '2xx', 'incremental'],
+ ['5xx', '5xx', 'incremental'],
+ ['3xx', '3xx', 'incremental'],
+ ['4xx', '4xx', 'incremental'],
+ ['1xx', '1xx', 'incremental'],
+ ['0xx', 'other', 'incremental'],
+ ['unmatched', 'unmatched', 'incremental']
]},
'bandwidth': {
'options': [None, 'Bandwidth', 'KB/s', 'bandwidth', 'web_log.bandwidth', 'area'],
'lines': [
- ['resp_length', 'received', 'absolute', 1, 1024],
- ['bytes_sent', 'sent', 'absolute', -1, 1024]
+ ['resp_length', 'received', 'incremental', 1, 1024],
+ ['bytes_sent', 'sent', 'incremental', -1, 1024]
]},
'response_time': {
'options': [None, 'Processing Time', 'milliseconds', 'timings', 'web_log.response_time', 'area'],
'lines': [
- ['resp_time_min', 'min', 'absolute', 1, 1],
- ['resp_time_max', 'max', 'absolute', 1, 1],
- ['resp_time_avg', 'avg', 'absolute', 1, 1]
+ ['resp_time_min', 'min', 'incremental', 1, 1000],
+ ['resp_time_max', 'max', 'incremental', 1, 1000],
+ ['resp_time_avg', 'avg', 'incremental', 1, 1000]
]},
'clients': {
- 'options': [None, 'Current Poll Unique Client IPs', 'unique ips', 'unique clients', 'web_log.clients', 'stacked'],
+ 'options': [None, 'Current Poll Unique Client IPs', 'unique ips', 'clients', 'web_log.clients', 'stacked'],
'lines': [
- ['unique_cur_ipv4', 'ipv4', 'absolute', 1, 1],
- ['unique_cur_ipv6', 'ipv6', 'absolute', 1, 1]
+ ['unique_cur_ipv4', 'ipv4', 'incremental', 1, 1],
+ ['unique_cur_ipv6', 'ipv6', 'incremental', 1, 1]
]},
'clients_all': {
- 'options': [None, 'All Time Unique Client IPs', 'unique ips', 'unique clients', 'web_log.clients_all', 'stacked'],
+ 'options': [None, 'All Time Unique Client IPs', 'unique ips', 'clients', 'web_log.clients_all', 'stacked'],
'lines': [
['unique_tot_ipv4', 'ipv4', 'absolute', 1, 1],
['unique_tot_ipv6', 'ipv6', 'absolute', 1, 1]
]},
'http_method': {
- 'options': [None, 'Requests Per HTTP Method', 'requests/s', 'requests', 'web_log.http_method', 'stacked'],
+ 'options': [None, 'Requests Per HTTP Method', 'requests/s', 'http methods', 'web_log.http_method', 'stacked'],
'lines': [
+ ]},
+ 'requests_per_ipproto': {
+ 'options': [None, 'Requests Per IP Protocol', 'requests/s', 'ip protocols', 'web_log.requests_per_ipproto',
+ 'stacked'],
+ 'lines': [
+ ['req_ipv4', 'ipv4', 'incremental', 1, 1],
+ ['req_ipv6', 'ipv6', 'incremental', 1, 1]
]}
}
self.detailed_response_codes = self.configuration.get('detailed_response_codes', True)
self.all_time = self.configuration.get('all_time', True)
self.url_pattern = self.configuration.get('categories') # dict
- self.regex = None
+ self.regex = None # will be assigned in 'find_regex' method
+ self.resp_time_func = None # will be assigned in 'find_regex' method
+ self._get_data = None # will be assigned in 'check' method.
+ self.order = None # will be assigned in 'create_*_method' method.
+ self.definitions = None # will be assigned in 'create_*_method' method.
+ self.detailed_chart = None # will be assigned in 'create_*_method' method.
+ self.http_method_chart = None # will be assigned in 'create_*_method' method.
# sorted list of unique IPs
self.unique_all_time = list()
- # dict for values that should not be zeroed every poll
- self.storage = {'unique_tot_ipv4': 0, 'unique_tot_ipv6': 0}
- # if there is no new logs this dict + self.storage returned to netdata
+ # if there is no new logs this dict returned to netdata
self.data = {'bytes_sent': 0, 'resp_length': 0, 'resp_time_min': 0,
'resp_time_max': 0, 'resp_time_avg': 0, 'unique_cur_ipv4': 0,
'unique_cur_ipv6': 0, '2xx': 0, '5xx': 0, '3xx': 0, '4xx': 0,
- '1xx': 0, '0xx': 0, 'unmatched': 0}
+ '1xx': 0, '0xx': 0, 'unmatched': 0, 'req_ipv4': 0, 'req_ipv6': 0,
+ 'unique_tot_ipv4': 0, 'unique_tot_ipv6': 0}
def check(self):
if not self.log_path:
last_line = logs.readline().decode(encoding='utf-8')
# Parse last line
- parsed_line, regex_name = self.find_regex(last_line)
- if not parsed_line:
- self.error('Can\'t parse output')
+ regex_name = self.find_regex(last_line)
+ if not regex_name:
+ self.error('Can\'t parse %s' % self.log_path)
return False
- self.create_charts(parsed_line[0], regex_name)
- if len(parsed_line[0]) == 5:
- self.info('Not all data collected. You need to modify LogFormat.')
- return True
+ if regex_name.startswith('acs_'):
+ self.create_access_charts(regex_name)
+ if regex_name == 'acs_default':
+ self.info('Not all data collected. You need to modify LogFormat.')
+ self._get_data = self._get_access_data
+ self.info('Used regex: %s' % regex_name)
+ return True
+ else:
+ # If it's not access_logs.. Not used at the moment
+ return False
def find_regex(self, last_line):
"""
:param last_line: str: literally last line from log file
- :return: parsed line, regex name (the one that matches) OR None, None
+ :return: regex_name
It's sad but different web servers has different logs formats
We need to find appropriate regex for current log file
All logic is do a regex search through the string for all patterns
"""
# REGEX: 1.IPv4 address 2.HTTP method 3. URL 4. Response code
# 5. Bytes sent 6. Response length 7. Response process time
- default = re.compile(r'([\da-f.:]+)'
- r' -.*?"([A-Z]+)'
- r' (.*?)"'
- r' ([1-9]\d{2})'
- r' (\d+)')
-
- apache_extended = re.compile(r'([\da-f.:]+)'
- r' -.*?"([A-Z]+)'
- r' (.*?)"'
- r' ([1-9]\d{2})'
- r' (\d+)'
- r' (\d+)'
- r' (\d+) ')
-
- nginx_extended = re.compile(r'([\da-f.:]+)'
- r' -.*?"([A-Z]+)'
- r' (.*?)"'
- r' ([1-9]\d{2})'
- r' (\d+)'
- r' (\d+)'
- r' ([\d.]+) ')
-
- regex_function = zip([apache_extended, nginx_extended, default],
- [lambda x: x, lambda x: x * 1000, lambda x: x],
- ['apache_extended', 'nginx_extended', 'default'])
-
- for regex, function, name in regex_function:
+ acs_default = re.compile(r'([\da-f.:]+)'
+ r' -.*?"([A-Z]+)'
+ r' (.*?)"'
+ r' ([1-9]\d{2})'
+ r' (\d+|-)')
+
+ acs_apache_ext_insert = re.compile(r'([\da-f.:]+)'
+ r' -.*?"([A-Z]+)'
+ r' (.*?)"'
+ r' ([1-9]\d{2})'
+ r' (\d+|-)'
+ r' (\d+)'
+ r' (\d+) ')
+
+ acs_apache_ext_append = re.compile(r'([\da-f.:]+)'
+ r' -.*?"([A-Z]+)'
+ r' (.*?)"'
+ r' ([1-9]\d{2})'
+ r' (\d+|-)'
+ r' .*?'
+ r' (\d+)'
+ r' (\d+)'
+ r'(?: |$)')
+
+ acs_nginx_ext_insert = re.compile(r'([\da-f.:]+)'
+ r' -.*?"([A-Z]+)'
+ r' (.*?)"'
+ r' ([1-9]\d{2})'
+ r' (\d+)'
+ r' (\d+)'
+ r' (\d\.\d+) ')
+
+ acs_nginx_ext_append = re.compile(r'([\da-f.:]+)'
+ r' -.*?"([A-Z]+)'
+ r' (.*?)"'
+ r' ([1-9]\d{2})'
+ r' (\d+)'
+ r' .*?'
+ r' (\d+)'
+ r' (\d\.\d+)')
+
+ r_regex = [acs_apache_ext_insert, acs_apache_ext_append, acs_nginx_ext_insert,
+ acs_nginx_ext_append, acs_default]
+ r_function = [lambda x: x, lambda x: x, lambda x: x * 1000000, lambda x: x * 1000000, lambda x: x]
+ r_name = ['acs_apache_ext_insert', 'acs_apache_ext_append', 'acs_nginx_ext_insert',
+ 'acs_nginx_ext_append', 'acs_default']
+ regex_function_name = zip(r_regex, r_function, r_name)
+
+ regex_name = None
+ for regex, function, name in regex_function_name:
if regex.search(last_line):
self.regex = regex
self.resp_time_func = function
regex_name = name
break
+ return regex_name
- if self.regex:
- return self.regex.findall(last_line), regex_name
- else:
- return None, None
-
- def create_charts(self, parsed_line, regex_name):
+ def create_access_charts(self, regex_name):
"""
- :param parsed_line: list: re.findall result.
:param regex_name: str: regex name from 'find_regex' method. Ex.: 'apache_extended', 'nginx_extended'
:return:
Create additional charts depending on the 'find_regex' result (parsed_line) and configuration file
1. 'time_response' chart is removed if there is no 'time_response' in logs.
- 2. We need to change divisor for 'response_time' chart for apache (time in microseconds in logs)
- 3. Other stuff is just remove/add chart depending on yes/no in conf
+ 2. Other stuff is just remove/add chart depending on yes/no in conf
"""
def find_job_name(override_name, name):
"""
"""
add_to_name = override_name or name
if add_to_name:
- return '_'.join(['web_log', add_to_name])
+ return '_'.join(['web_log', re.sub('\s+', '_', add_to_name)])
else:
return 'web_log'
job_name = find_job_name(self.override_name, self.name)
self.detailed_chart = 'CHART %s.detailed_response_codes ""' \
- ' "Response Codes" requests/s responses' \
- ' web_log.detailed_resp stacked 1 %s\n' % (job_name, self.update_every)
+ ' "Detailed Response Codes" requests/s responses' \
+ ' web_log.detailed_response_codes stacked 1 %s\n' % (job_name, self.update_every)
self.http_method_chart = 'CHART %s.http_method' \
- ' "" "HTTP Methods" requests/s requests' \
+ ' "" "Requests Per HTTP Method" requests/s "http methods"' \
' web_log.http_method stacked 2 %s\n' % (job_name, self.update_every)
- if 'apache' in regex_name:
- self.definitions['response_time']['lines'][0][4] = 1000
- self.definitions['response_time']['lines'][1][4] = 1000
- self.definitions['response_time']['lines'][2][4] = 1000
-
# Remove 'request_time' chart from ORDER if request_time not in logs
- if len(parsed_line) < 7:
+ if regex_name == 'acs_default':
self.order.remove('response_time')
# Remove 'clients_all' chart from ORDER if specified in the configuration
if not self.all_time:
if self.detailed_response_codes:
self.order.append('detailed_response_codes')
self.definitions['detailed_response_codes'] = {'options': [None, 'Detailed Response Codes', 'requests/s',
- 'responses', 'web_log.detailed_resp', 'stacked'],
+ 'responses', 'web_log.detailed_response_codes',
+ 'stacked'],
'lines': []}
# Add 'requests_per_url' chart if specified in the configuration
if self.url_pattern:
- self.url_pattern = [NAMED_URL_PATTERN(description=k, pattern=re.compile(v)) for k, v in self.url_pattern.items()]
+ self.url_pattern = [NAMED_URL_PATTERN(description=k, pattern=re.compile(v)) for k, v
+ in self.url_pattern.items()]
self.definitions['requests_per_url'] = {'options': [None, 'Requests Per Url', 'requests/s',
- 'requests', 'web_log.url_pattern', 'stacked'],
- 'lines': [['other_url', 'other', 'absolute']]}
+ 'urls', 'web_log.requests_per_url', 'stacked'],
+ 'lines': [['other_url', 'other', 'incremental']]}
for elem in self.url_pattern:
- self.definitions['requests_per_url']['lines'].append([elem.description, elem.description, 'absolute'])
+ self.definitions['requests_per_url']['lines'].append([elem.description, elem.description,
+ 'incremental'])
self.data.update({elem.description: 0})
self.data.update({'other_url': 0})
else:
def add_new_dimension(self, dimension, line_list, chart_string, key):
"""
:param dimension: str: response status code. Ex.: '202', '499'
- :param line_list: list: Ex.: ['202', '202', 'Absolute']
+ :param line_list: list: Ex.: ['202', '202', 'incremental']
:param chart_string: Current string we need to pass to netdata to rebuild the chart
:param key: str: CHARTS dict key (chart name). Ex.: 'response_time'
:return: str: new chart string = previous + new dimensions
"""
- self.storage.update({dimension: 0})
+ self.data.update({dimension: 0})
# SET method check if dim in _dimensions
self._dimensions.append(dimension)
# UPDATE method do SET only if dim in definitions
print(chart)
return chart
- def _get_data(self):
+ def _get_access_data(self):
"""
Parse new log lines
:return: dict OR None
request_time, unique_current = list(), list()
request_counter = {'count': 0, 'sum': 0}
- to_netdata = dict()
- to_netdata.update(self.data)
- default_dict = defaultdict(lambda: 0)
-
+ ip_address_counter = {'unique_cur_ip': 0}
for line in raw:
- match = self.regex.findall(line)
+ match = self.regex.search(line)
if match:
- match_dict = dict(zip_longest('address method url code sent resp_length resp_time'.split(), match[0]))
+ match_dict = dict(zip_longest('address method url code sent resp_length resp_time'.split(),
+ match.groups()))
try:
code = ''.join([match_dict['code'][0], 'xx'])
- to_netdata[code] += 1
+ self.data[code] += 1
except KeyError:
- to_netdata['0xx'] += 1
+ self.data['0xx'] += 1
# detailed response code
if self.detailed_response_codes:
- self._get_data_detailed_response_codes(match_dict['code'], default_dict)
+ self._get_data_detailed_response_codes(match_dict['code'])
# requests per url
if self.url_pattern:
- self._get_data_per_url(match_dict['url'], default_dict)
+ self._get_data_per_url(match_dict['url'])
# requests per http method
- self._get_data_http_method(match_dict['method'], default_dict)
-
- to_netdata['bytes_sent'] += int(match_dict['sent'])
-
+ self._get_data_http_method(match_dict['method'])
+ # bandwidth sent
+ self.data['bytes_sent'] += int(match_dict['sent'] if '-' not in match_dict['sent'] else 0)
+ # request processing time and bandwidth received
if match_dict['resp_length'] and match_dict['resp_time']:
- to_netdata['resp_length'] += int(match_dict['resp_length'])
+ self.data['resp_length'] += int(match_dict['resp_length'])
resp_time = self.resp_time_func(float(match_dict['resp_time']))
bisect.insort_left(request_time, resp_time)
request_counter['count'] += 1
request_counter['sum'] += resp_time
+ # requests per ip proto
+ proto = 'ipv4' if '.' in match_dict['address'] else 'ipv6'
+ self.data['req_' + proto] += 1
# unique clients ips
if address_not_in_pool(self.unique_all_time, match_dict['address'],
- self.storage['unique_tot_ipv4'] + self.storage['unique_tot_ipv6']):
- if '.' in match_dict['address']:
- self.storage['unique_tot_ipv4'] += 1
- else:
- self.storage['unique_tot_ipv6'] += 1
- if address_not_in_pool(unique_current, match_dict['address'],
- to_netdata['unique_cur_ipv4'] + to_netdata['unique_cur_ipv6']):
- if '.' in match_dict['address']:
- to_netdata['unique_cur_ipv4'] += 1
- else:
- to_netdata['unique_cur_ipv6'] += 1
+ self.data['unique_tot_ipv4'] + self.data['unique_tot_ipv6']):
+ self.data['unique_tot_' + proto] += 1
+ if address_not_in_pool(unique_current, match_dict['address'], ip_address_counter['unique_cur_ip']):
+ self.data['unique_cur_' + proto] += 1
+ ip_address_counter['unique_cur_ip'] += 1
else:
- to_netdata['unmatched'] += 1
+ self.data['unmatched'] += 1
# timings
if request_time:
- to_netdata['resp_time_min'] = request_time[0]
- to_netdata['resp_time_avg'] = float(request_counter['sum']) / request_counter['count']
- to_netdata['resp_time_max'] = request_time[-1]
-
- to_netdata.update(self.storage)
- to_netdata.update(default_dict)
- return to_netdata
+ self.data['resp_time_min'] += int(request_time[0])
+ self.data['resp_time_avg'] += int(round(float(request_counter['sum']) / request_counter['count']))
+ self.data['resp_time_max'] += int(request_time[-1])
+ return self.data
- def _get_data_detailed_response_codes(self, code, default_dict):
+ def _get_data_detailed_response_codes(self, code):
"""
:param code: str: CODE from parsed line. Ex.: '202, '499'
- :param default_dict: defaultdict
:return:
Calls add_new_dimension method If the value is found for the first time
"""
- if code not in self.storage:
+ if code not in self.data:
chart_string_copy = self.detailed_chart
- self.detailed_chart = self.add_new_dimension(code, [code, code, 'absolute'],
+ self.detailed_chart = self.add_new_dimension(code, [code, code, 'incremental'],
chart_string_copy, 'detailed_response_codes')
- default_dict[code] += 1
+ self.data[code] += 1
- def _get_data_http_method(self, method, default_dict):
+ def _get_data_http_method(self, method):
"""
:param method: str: METHOD from parsed line. Ex.: 'GET', 'POST'
- :param default_dict: defaultdict
:return:
Calls add_new_dimension method If the value is found for the first time
"""
- if method not in self.storage:
+ if method not in self.data:
chart_string_copy = self.http_method_chart
- self.http_method_chart = self.add_new_dimension(method, [method, method, 'absolute'],
+ self.http_method_chart = self.add_new_dimension(method, [method, method, 'incremental'],
chart_string_copy, 'http_method')
- default_dict[method] += 1
+ self.data[method] += 1
- def _get_data_per_url(self, url, default_dict):
+ def _get_data_per_url(self, url):
"""
:param url: str: URL from parsed line
- :param default_dict: defaultdict
:return:
Scan through string looking for the first location where patterns produce a match for all user
defined patterns
match = None
for elem in self.url_pattern:
if elem.pattern.search(url):
- default_dict[elem.description] += 1
+ self.data[elem.description] += 1
match = True
break
if not match:
- default_dict['other_url'] += 1
+ self.data['other_url'] += 1
def address_not_in_pool(pool, address, pool_size):
:param pool: list of ip addresses
:param address: ip address
:param pool_size: current size of pool
- :return: True if address not pool and False address in pool
- If address not in pool function add address to pool.
+ :return: True if address not in pool. False if address in pool
"""
index = bisect.bisect_left(pool, address)
if index < pool_size:
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