73 lines
2.3 KiB
Lua
73 lines
2.3 KiB
Lua
-- Copyright 2015 Mirantis, Inc.
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--
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-- Licensed under the Apache License, Version 2.0 (the "License");
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-- you may not use this file except in compliance with the License.
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-- You may obtain a copy of the License at
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--
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-- http://www.apache.org/licenses/LICENSE-2.0
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--
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-- Unless required by applicable law or agreed to in writing, software
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-- distributed under the License is distributed on an "AS IS" BASIS,
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-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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-- See the License for the specific language governing permissions and
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-- limitations under the License.
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local dt = require "date_time"
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local l = require 'lpeg'
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l.locale(l)
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local patt = require 'patterns'
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local utils = require 'lma_utils'
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local msg = {
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Timestamp = nil,
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Type = 'log',
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Hostname = nil,
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Payload = nil,
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Pid = nil,
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Fields = nil,
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Severity = nil,
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}
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-- RabbitMQ message logs are formatted like this:
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-- =ERROR REPORT==== 2-Jan-2015::09:17:22 ===
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-- Blabla
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-- Blabla
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--
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local message = l.Cg(patt.Message / utils.chomp, "Message")
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-- The token before 'REPORT' isn't standardized so it can be a valid severity
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-- level as 'INFO' or 'ERROR' but also 'CRASH' or 'SUPERVISOR'.
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local severity = l.Cg(l.R"AZ"^1, "SeverityLabel")
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local day = l.R"13" * l.R"09" + l.R"19"
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local datetime = l.Cg(day, "day") * patt.dash * dt.date_mabbr * patt.dash * dt.date_fullyear *
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"::" * dt.rfc3339_partial_time
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local timestamp = l.Cg(l.Ct(datetime)/ dt.time_to_ns, "Timestamp")
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local grammar = l.Ct("=" * severity * " REPORT==== " * timestamp * " ===" * l.P'\n' * message)
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function process_message ()
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local log = read_message("Payload")
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local m = grammar:match(log)
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if not m then
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return -1
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end
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msg.Timestamp = m.Timestamp
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msg.Payload = m.Message
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if utils.label_to_severity_map[m.SeverityLabel] then
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msg.Severity = utils.label_to_severity_map[m.SeverityLabel]
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elseif m.SeverityLabel == 'CRASH' then
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msg.Severity = 2 -- CRITICAL
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else
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msg.Severity = 5 -- NOTICE
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end
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msg.Fields = {}
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msg.Fields.severity_label = utils.severity_to_label_map[msg.Severity]
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msg.Fields.programname = 'rabbitmq'
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utils.inject_tags(msg)
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pcall(inject_message, msg)
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return 0
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end
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