gy09535 commented on a change in pull request #2177: URL: https://github.com/apache/apisix/pull/2177#discussion_r518486955
########## File path: apisix/plugins/slslog/rfc5424.lua ########## @@ -0,0 +1,107 @@ +-- +-- Licensed to the Apache Software Foundation (ASF) under one or more +-- contributor license agreements. See the NOTICE file distributed with +-- this work for additional information regarding copyright ownership. +-- The ASF licenses this file to You under the Apache License, Version 2.0 +-- (the "License"); you may not use this file except in compliance with +-- the License. You may obtain a copy of the License at +-- +-- http://www.apache.org/licenses/LICENSE-2.0 +-- +-- Unless required by applicable law or agreed to in writing, software +-- distributed under the License is distributed on an "AS IS" BASIS, +-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +-- See the License for the specific language governing permissions and +-- limitations under the License. +-- +local LOG_EMERG = 0 -- system is unusable +local LOG_ALERT = 1 -- action must be taken immediately +local LOG_CRIT = 2 -- critical conditions +local LOG_ERR = 3 -- error conditions +local LOG_WARNING = 4 -- warning conditions +local LOG_NOTICE = 5 -- normal but significant condition +local LOG_INFO = 6 -- informational +local LOG_DEBUG = 7 -- debug-level messages + +local LOG_KERN = 0 -- kernel messages +local LOG_USER = 1 -- random user-level messages +local LOG_MAIL = 2 -- mail system +local LOG_DAEMON = 3 -- system daemons +local LOG_AUTH = 4 -- security/authorization messages +local LOG_SYSLOG = 5 -- messages generated internally by syslogd +local LOG_LPR = 6 -- line printer subsystem +local LOG_NEWS = 7 -- network news subsystem +local LOG_UUCP = 8 -- UUCP subsystem +local LOG_CRON = 9 -- clock daemon +local LOG_AUTHPRIV = 10 -- security/authorization messages (private) +local LOG_FTP = 11 -- FTP daemon +local LOG_LOCAL0 = 16 -- reserved for local use +local LOG_LOCAL1 = 17 -- reserved for local use +local LOG_LOCAL2 = 18 -- reserved for local use +local LOG_LOCAL3 = 19 -- reserved for local use +local LOG_LOCAL4 = 20 -- reserved for local use +local LOG_LOCAL5 = 21 -- reserved for local use +local LOG_LOCAL6 = 22 -- reserved for local use +local LOG_LOCAL7 = 23 -- reserved for local use + +local Facility = { + ["KERN"] = LOG_KERN, + ["USER"] = LOG_USER, + ["MAIL"] = LOG_MAIL, + ["DAEMON"] = LOG_DAEMON, + ["AUTH"] = LOG_AUTH, + ["SYSLOG"] = LOG_SYSLOG, + ["LPR"] = LOG_LPR, + ["NEWS"] = LOG_NEWS, + ["UUCP"] = LOG_UUCP, + ["CRON"] = LOG_CRON, + ["AUTHPRIV"] = LOG_AUTHPRIV, + ["FTP"] = LOG_FTP, + ["LOCAL0"] = LOG_LOCAL0, + ["LOCAL1"] = LOG_LOCAL1, + ["LOCAL2"] = LOG_LOCAL2, + ["LOCAL3"] = LOG_LOCAL3, + ["LOCAL4"] = LOG_LOCAL4, + ["LOCAL5"] = LOG_LOCAL5, + ["LOCAL6"] = LOG_LOCAL6, + ["LOCAL7"] = LOG_LOCAL7, +} + +local Severity = { + ["EMEGR"] = LOG_EMERG, + ["ALERT"] = LOG_ALERT, + ["CRIT"] = LOG_CRIT, + ["ERR"] = LOG_ERR, + ["WARNING"] = LOG_WARNING, + ["NOTICE"] = LOG_NOTICE, + ["INFO"] = LOG_INFO, + ["DEBUG"] = LOG_DEBUG, +} +local os_date = os.date +local ngx = ngx +local string_format = string.format +local rfc5424_timestamp_format = "!%Y-%m-%dT%H:%M:%S.000Z" +local rfc5424_format = "<%d>1 %s %s %s %d - [logservice project=\"%s\" logstore=\"%s\"" .. + " access-key-id=\"%s\" access-key-secret=\"%s\"] %s\n" + +local _M = { version = 0.1 } + +function _M.encode(facility, severity, hostname, appname, pid, project, + logstore, access_key_id, access_key_secret, msg) + local pri = (Facility[facility] * 8 + Severity[severity]) + ngx.update_time() + local t = os_date(rfc5424_timestamp_format, ngx.now()) + + if not hostname then + hostname = "-" + end + + if not appname then + appname = "-" + end + + return string_format(rfc5424_format, pri, t, hostname, appname, pid, project, + logstore, access_key_id, access_key_secret, msg) Review comment: fix ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: [email protected]
