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Refactoring ejabberd_scanlog plugin
More flexible config, making easier to add new log error types. Should be faster as well.
This commit is contained in:
Artem Sheremet
parent
4699dea341
commit
bfe49e6d12
1 changed files with 78 additions and 110 deletions
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@ -53,90 +53,74 @@ File.open(LOG_FILE, 'r') do |flog|
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new_data = flog.read
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end
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LABELS = {
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:wait_for => 'EJAB-1482 Crash when waiting for item',
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:ejabberd_odbc_failure => 'EJAB-1483 ODBC sup failure (wrong PID?)',
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:ejabberd_odbc_failure_echo => 'EJAB-1483 ODBC sup wrong PID failure echo',
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:dns => 'DNS failure',
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:database => 'Database unavailable/too slow',
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:auth_error => 'The auth module returned an error',
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:timeout => 'State machine terminated: timeout',
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:mysql_shutdown => 'MySQL disconnected',
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:mysql_refused => 'Connecting to MySQL: failed',
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:hook_timeout => 'Timeout while running a hook',
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:sql_transactions_exceeded => 'SQL transaction restarts exceeded',
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:unexpected_info => 'Unexpected info',
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:other_sql_cmd_timeout => 'Other sql_cmd timeout',
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:system_ports_limit => 'System limit hit: ports', # check with length(erlang:ports())., set in ejabberdctl config file
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:system_limit => 'Other system limit hit', # processes? check with erlang:system_info(process_count)., erlang:system_info(process_limit)., set in ejabberdctl cfg
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:generic_server_terminating => 'Generic server terminating',
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:mnesia_table_shrinked => 'Mnesia table shrinked',
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:admin_access_failed => 'Admin access failed',
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:mysql_sock_timedout => 'MySQL sock timedout',
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:config_error => 'Configuration error',
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:vcard_error => 'Strange vCard error (vhost)',
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:mnesia_overload => 'Mnesia is overloaded',
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:mysql_init_recv_failed => 'MySQL: init failed recv data',
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:tcp_failed => 'TCP Error',
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:UNKNOWN => 'Unknown error/warning'
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}
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KNOWN_LOG_TYPES = [
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# each element is an instance of Array. 1st item: error description, others: text to search log for
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['EJAB-1482 Crash when waiting for item',
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['wait_for_']],
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['EJAB-1483 ODBC sup failure (wrong PID?)',
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['ejabberd_odbc_sup']],
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['EJAB-1483 ODBC sup wrong PID failure echo',
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["mod_pubsub_odbc,'-unsubscribe"]],
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['DNS failure',
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['You should check your DNS configuration']],
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['Database unavailable/too slow',
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['Database was not available or too slow']],
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['State machine terminated: timeout',
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['State machine',
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'terminating',
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'Reason for',
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'timeout']],
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['The auth module returned an error',
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['The authentication module',
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'returned an error']],
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['MySQL disconnected',
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['mysql',
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'Received unknown signal, exiting']],
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['Connecting to MySQL: failed',
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['mysql',
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'Failed connecting to']],
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['Timeout while running a hook',
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['ejabberd_hooks',
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'timeout']],
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['SQL transaction restarts exceeded',
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['SQL transaction restarts exceeded']],
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['Unexpected info',
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['nexpected info']],
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['Other sql_cmd timeout',
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['sql_cmd']],
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['System limit hit: ports', # check with length(erlang:ports())., set in ejabberdctl config file
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['system_limit',
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'open_port']],
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['Other system limit hit', # processes? check with erlang:system_info(process_count)., erlang:system_info(process_limit)., set in ejabberdctl cfg
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['system_limit']],
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['Generic server terminating',
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['Generic server',
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'terminating']],
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['Mnesia table shrinked',
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['shrinking table']],
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['Admin access failed',
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['Access of',
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'failed with error']],
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['MySQL sock timedout',
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['mysql_',
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': Socket',
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'timedout']],
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['Configuration error',
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['{badrecord,config}']],
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['Strange vCard error (vhost)',
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['error found when trying to get the vCard']],
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['Mnesia is overloaded',
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['Mnesia is overloaded']],
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['MySQL: init failed recv data',
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['mysql_conn: init failed receiving data']],
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['TCP Error',
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['Failed TCP']]
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]
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def log_type(text)
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if text.include? 'ejabberd_odbc_sup'
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:ejabberd_odbc_failure
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elsif text.include? "mod_pubsub_odbc,'-unsubscribe"
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:ejabberd_odbc_failure_echo
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elsif text.include? 'You should check your DNS configuration'
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:dns
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elsif text.include? 'Database was not available or too slow'
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:database
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elsif text.include? 'wait_for_'
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:wait_for
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elsif text.include?('State machine') and
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text.include?('terminating') and
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text.include?('Reason for') and
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text.include?('timeout')
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:timeout
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elsif text.include?('The authentication module') and
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text.include?('returned an error')
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:auth_error
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elsif text.include?('mysql') and text.include?('Received unknown signal, exiting')
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:mysql_shutdown
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elsif text.include?('mysql') and text.include?('Failed connecting to')
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:mysql_refused
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elsif text.include?('ejabberd_hooks') and text.include?('timeout')
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:hook_timeout
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elsif text.include?('SQL transaction restarts exceeded')
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:sql_transactions_exceeded
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elsif text.include?('nexpected info')
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:unexpected_info
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elsif text.include?('timeout') and text.include?('sql_cmd')
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:other_sql_cmd_timeout
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elsif text.include?('system_limit') and text.include?('open_port')
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:system_ports_limit
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elsif text.include?('system_limit')
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:system_limit
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elsif text.include?('Generic server') and text.include?('terminating')
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:generic_server_terminating
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elsif text.include?('shrinking table')
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:mnesia_table_shrinked
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elsif text.include?('Access of') and text.include?('failed with error')
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:admin_access_failed
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elsif text.include?('mysql_') and text.include?(': Socket') and text.include?('timedout')
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:mysql_sock_timedout
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elsif text.include?('{badrecord,config}')
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:config_error
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elsif text.include?('error found when trying to get the vCard')
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:vcard_error
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elsif text.include?('Mnesia is overloaded')
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:mnesia_overload
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elsif text.include?('mysql_conn: init failed receiving data')
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:mysql_init_recv_failed
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elsif text.include?('Failed TCP')
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:tcp_failed
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else
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warn "Cannot parse text: #{text}" if $debug_mode
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:UNKNOWN
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end
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KNOWN_LOG_TYPES.find_index { |entry|
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entry[1].all? { |substr| text.include? substr }
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}
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end
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new_data.split("\n=").each { |report|
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@ -148,6 +132,8 @@ new_data.split("\n=").each { |report|
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log_info[type] = (log_info[type] || 0) + 1
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if sub_type = log_type(text)
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log_info[sub_type] = (log_info[sub_type] || 0) + 1
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elsif $debug_mode
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warn "Unparsed log entry #{type}: #{text} at #{time}"
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end
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}
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@ -160,37 +146,19 @@ graph_title Ejabberd Log
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graph_vlabel total
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graph_category ejabberd
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graph_args -l 0
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graph_order #{(LABELS.keys + log_info.keys.select { |k| k.is_a? String }.sort).join(' ')}
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CONFIG
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end
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first = true
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LABELS.each_pair { |type,label|
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(KNOWN_LOG_TYPES + %w(ERROR WARNING INFO DEBUG)).each.with_index { |log_type, index|
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label, index = if log_type.is_a? Array
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[log_type.first, index]
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else
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[log_type, log_type]
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end
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if ARGV.first == 'config'
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puts "#{type}.label #{label}"
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puts "#{type}.draw #{
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if first
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first = false
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'AREA'
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else
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'STACK'
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end
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'LINE'
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}"
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puts "T#{index}.label #{label}"
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puts "T#{index}.draw LINE"
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else
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puts "#{type}.value #{log_info[type] or 0}"
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end
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}
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log_info.each_pair { |k,value|
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unless k == :start
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if k.is_a? String
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if ARGV.first == 'config'
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puts "#{k}.label #{k}"
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puts "#{k}.draw LINE"
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else
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puts "#{k}.value #{value}"
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end
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end
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puts "T#{index}.value #{log_info[index] or 0}"
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end
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}
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