bisakhmondal commented on a change in pull request #5479: URL: https://github.com/apache/apisix/pull/5479#discussion_r751909344
########## File path: apisix/plugins/azure-functions.lua ########## @@ -0,0 +1,137 @@ +-- +-- 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 core = require("apisix.core") +local http = require("resty.http") +local plugin = require("apisix.plugin") +local ngx = ngx +local plugin_name = "azure-functions" + +local schema = { + type = "object", + properties = { + function_uri = {type = "string"}, + authorization = { + type = "object", + properties = { + apikey = {type = "string"}, + clientid = {type = "string"} + } + }, + timeout = {type = "integer", minimum = 100, default = 3000}, + ssl_verify = {type = "boolean", default = true}, + keepalive = {type = "boolean", default = true}, + keepalive_timeout = {type = "integer", minimum = 1000, default = 60000}, + keepalive_pool = {type = "integer", minimum = 1, default = 5} + }, + required = {"function_uri"} +} + +local metadata_schema = { + type = "object", + properties = { + master_apikey = {type = "string", default = ""}, + master_clientid = {type = "string", default = ""} + } +} + +local _M = { + version = 0.1, + priority = -1900, + 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 + +function _M.access(conf, ctx) + local uri_args = core.request.get_uri_args(ctx) + local headers = core.request.headers(ctx) or {} + local req_body, err = core.request.get_body() + + if err then + core.log.error("error while reading request body: " .. err) + return 400 + end + + -- set authorization headers if not already set by the client + -- we are following not to overwrite the authz keys + if not headers["x-functions-key"] and + not headers["x-functions-clientid"] then + if conf.authorization then + headers["x-functions-key"] = conf.authorization.apikey + headers["x-functions-clientid"] = conf.authorization.clientid + else + -- If neither api keys are set with the client request nor inside the plugin attributes + -- plugin will fallback to the master key (if any) present inside the metadata. + local metadata = plugin.plugin_metadata(plugin_name) + if metadata then + headers["x-functions-key"] = metadata.value.master_apikey + headers["x-functions-clientid"] = metadata.value.master_clientid + end + end + end + + headers["Host"], headers["host"] = nil, nil Review comment: Cool -- 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: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
