| -- |
| -- 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 plugin = require("apisix.plugin") |
| local plugin_name, plugin_version, priority = "azure-functions", 0.1, -1900 |
| |
| local azure_authz_schema = { |
| type = "object", |
| properties = { |
| apikey = {type = "string"}, |
| clientid = {type = "string"} |
| } |
| } |
| |
| local metadata_schema = { |
| type = "object", |
| properties = { |
| master_apikey = {type = "string", default = ""}, |
| master_clientid = {type = "string", default = ""} |
| } |
| } |
| |
| local function request_processor(conf, ctx, params) |
| local headers = params.headers or {} |
| -- 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 |
| |
| params.headers = headers |
| end |
| |
| |
| return require("apisix.plugins.serverless.generic-upstream")(plugin_name, |
| plugin_version, priority, request_processor, azure_authz_schema, metadata_schema) |