zhendongcmss commented on a change in pull request #6215: URL: https://github.com/apache/apisix/pull/6215#discussion_r794164504
########## File path: apisix/plugins/clickhouse-logger.lua ########## @@ -0,0 +1,231 @@ +-- +-- 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 batch_processor = require("apisix.utils.batch-processor") +local log_util = require("apisix.utils.log-util") +local core = require("apisix.core") +local http = require("resty.http") +local url = require("net.url") +local plugin = require("apisix.plugin") + +local ngx = ngx +local tostring = tostring +local ipairs = ipairs +local timer_at = ngx.timer.at + +local plugin_name = "clickhouse-logger" +local stale_timer_running = false +local buffers = {} + +local schema = { + type = "object", + properties = { + endpoint_addr = core.schema.uri_def, + user = {type = "string", default = ""}, + password = {type = "string", default = ""}, + database = {type = "string", default = ""}, + logtable = {type = "string", default = ""}, + timeout = {type = "integer", minimum = 1, default = 3}, + name = {type = "string", default = "clickhouse logger"}, + max_retry_count = {type = "integer", minimum = 0, default = 0}, + retry_delay = {type = "integer", minimum = 0, default = 1}, + batch_max_size = {type = "integer", minimum = 1, default = 100} + }, + required = {"endpoint_addr", "user", "password", "database", "logtable"} +} + + +local metadata_schema = { + type = "object", + properties = { + log_format = log_util.metadata_schema_log_format, + }, +} + + +local _M = { + version = 0.1, + priority = 399, + name = plugin_name, + schema = schema, + metadata_schema = metadata_schema, +} + + +function _M.check_schema(conf, schema_type) + if schema_type == core.schema.TYPE_METADATA then + return core.schema.check(metadata_schema, conf) + end + return core.schema.check(schema, conf) +end + + +local function send_http_data(conf, log_message) + local err_msg + local res = true + local url_decoded = url.parse(conf.endpoint_addr) + local host = url_decoded.host + local port = url_decoded.port + + core.log.info("sending a batch logs to ", conf.endpoint_addr) + + if ((not port) and url_decoded.scheme == "https") then + port = 443 + elseif not port then + port = 80 + end + + local httpc = http.new() + httpc:set_timeout(conf.timeout * 1000) + local ok, err = httpc:connect(host, port) + + if not ok then + return false, "failed to connect to host[" .. host .. "] port[" + .. tostring(port) .. "] " .. err + end + + if url_decoded.scheme == "https" then + ok, err = httpc:ssl_handshake(true, host, false) + if not ok then + return false, "failed to perform SSL with host[" .. host .. "] " + .. "port[" .. tostring(port) .. "] " .. err + end + end + url_decoded.query['database'] = conf.database + + local httpc_res, httpc_err = httpc:request({ + method = "POST", + path = url_decoded.path, + query = url_decoded.query, + body = "INSERT INTO " .. conf.logtable .." FORMAT JSONEachRow " .. log_message, + headers = { + ["Host"] = url_decoded.host, + ["Content-Type"] = "application/json", + ["X-ClickHouse-User"] = conf.user, + ["X-ClickHouse-Key"] = conf.password, + } + }) + + if not httpc_res then + return false, "error while sending data to [" .. host .. "] port[" + .. tostring(port) .. "] " .. httpc_err + end + + -- some error occurred in the server + if httpc_res.status >= 400 then + res = false + err_msg = "server returned status code[" .. httpc_res.status .. "] host[" + .. host .. "] port[" .. tostring(port) .. "] " + .. "body[" .. httpc_res:read_body() .. "]" + end + + return res, err_msg +end + + +-- remove stale objects from the memory after timer expires +local function remove_stale_objects(premature) + if premature then + return + end + + for key, batch in ipairs(buffers) do + if #batch.entry_buffer.entries == 0 and #batch.batch_to_process == 0 then + core.log.warn("removing batch processor stale object, conf: ", + core.json.delay_encode(key)) + buffers[key] = nil + end + end + + stale_timer_running = false +end + + +function _M.log(conf, ctx) + local metadata = plugin.plugin_metadata("http-logger") + core.log.info("metadata: ", core.json.delay_encode(metadata)) + local entry + + if metadata and metadata.value.log_format + and core.table.nkeys(metadata.value.log_format) > 0 + then + entry = log_util.get_custom_format_log(ctx, metadata.value.log_format) + else + entry = log_util.get_full_log(ngx, conf) + end + + if not entry.route_id then Review comment: Remove L171 - 173 ? Assign `entry.route_id` a default value on `batch-processor-manager` ? -- 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. To unsubscribe, e-mail: notifications-unsubscr...@apisix.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org
