Kong custom plugin. In our case, it will be: plugins=bundled,api-version.

Kong custom plugin This approach could be The PDK is originally released in Kong 0. I was read many document but i still don’t understand and document is out of date Microservice authentication diagram. Hello Folks , We have created custom plugin and we have deployed same in kubernetes , Plugin global plugin and we have generated config using deck utility . luarocks make Logs. Custom CA certificate (raw contents) to use to verify Kong’s Admin TLS certificate. 1" services: - connect_timeout: 5000 host: dummyurl name: aggregation port: 80 protocol: http read_timeout: 5000 retries: 1 write_timeout: 5000 routes: - I am trying to load a custom plugin in Kong. This approach could be Summary I am trying to create custom plugin and created folders structures as per the documentation. I setup a Kong Docker and it works well (Try Official 5 minutes tutorial) Then, I try to install custom plugin : GitHub - brndmg/kong-plugin-hello-world: A hello world example plugin for the Kong API Gateway Step A Git Clone luarocks make luarocks pack kong-plugin-hello-world 0. config. Create Config file. response. lua or schema. conf To tell Kong we want to install a custom plugin, add the plugin name to plugins config variable so that it looks like plugins=bundled,custom-plugin-name. Same as above Lua plugin example, we need to pass our declarative config to Kong. I do not see this plugin on kong manager UI. Command. A Kong custom plugin a a small piece of software that adds additional custom functionality to Kong Ingress Controller, outside of the officially posted and supported plugins. In this example, we’ll edit two types of headers: headers set via a plugin (in this case, Rate Limiting), and latency headers from Kong Gateway). Sad!!! Here is the GitHub issue I had earlier created which also involves conversation thread around this topic. This value can also be set using DECK_CA_CERT environment variable. Navigation Menu Toggle navigation. Readme Activity. How can I do that ? Kong 2. Extend Kong Gateway's capabilities using plugins - no code changes needed. 0 Kong Custom Plugin Admin Interface extension : need access to config of plugin. 7. lua in which we will specify the configuration parameters that can be set by the user when configuring the plugin and handler. How does the Injection Protection plugin work? Depending on what you have configured in the plugin’s config, the Injection Protection plugin functions in the following manner, in order of execution: The plugin extracts the specified content (headers, path/query parameters, payload body) from a client request. Kong custom golang plugin not working in kubernetes/helm setup. This repository contains the hands on demos and exercises that accompany the custom plugin workshops. This can be used to provide custom routing, header or path Kong provides a set of standard Lua plugins that get bundled with Kong Gateway and Konnect. These modules are not guaranteed to provide a stable interface or behavior and using them in your plugin code may lead to unexpected behavior. 1. Secrets Management is a Kong Gateway Enterprise feature for storing sensitive plugin configuration separately from the visible plugin configuration. . 14. My custom plugin uses lua-resty-jwt - LuaRocks as a dependency, when the containers are deployed again, the kong container fails because it does not find this dependency, therefore, there would be a way to add this dependency without modifying the image of Kong?. This guide shows how to package, install, and use a custom plugin in Kong Gateway instances managed by the Kong Gateway Operator. Third-party or Community plugin : A custom plugin developed, maintained, and supported by an external developer, not by Kong. Happy to see that. Resources. kong. The metadata. It’s only available on Kong Enterprise. yaml decK file related to the prerequisites and following examples. This template was designed to work with the kong-pongo and kong-vagrant development environments. When a JWT is valid and a Consumer has been authenticated, the plugin appends some headers to the request before proxying it to the Upstream service so that you can identify the Consumer in your code: X-Consumer-ID, the ID of the Consumer on Kong. This was about plugin migration, but might have an impact here as well. 1" services: - connect_timeout: 5000 host: dummyurl name: aggregation port: 80 protocol: http read_timeout: 5000 retries: 1 write_timeout: 5000 routes: - Build kong custom plugin with golang is quite simple. lua in init_worker function. I have a custom plugin and it already works with kong version2. thomas Hello everyone, I have kong ingress controller deployed using helm chart and a custom kong plugin in a configmap that is managed with terraform. conf file for this plugin to Continuous Integration: kong-oidc is a plugin for Kong implementing the OpenID Connect Relying Party (RP) functionality. Hi, I’m writing a custom go plugin to validate scopes in JWT. For example, if your original plugin is named delay, you can name the new version delay-v2. Click on Custom Plugins. 8. The existing way is by creating a Configmap with custom plugin code in the Kong’s namespace, load this configmap on the Kong pod and then updating the KONG_PLUGINS env to load this We will see during the session what is the Kong plugin structure. access(self) – Validate the static header local header_value = kong. rockspec 2. Sep 8, 2022 · 1 comment Introduction: Understanding Custom Plugins in Kong. Stars. Only the Kong container has access to my-echoserver on port 80 (see Resource for Kong Custom Plugin Development by Python. set_upstream(plugin_conf. Each of those can be done by adding a new module to your plugin. When building a custom image, to copy files into the Kong Gateway image, you must temporarily set the user to root. More information Kong bundled plugins. com/Kong/kong-plugin as well but it's not showing up in Kong Plugin precedence and managing fields. 8. Kong with custom plugin. version Custom Plugins. proto file to rust objects; kong-rust-pdk - core logic for pluginserver An optional custom name to identify an instance of the plugin, for example file-log_my-service. For example, if you configure fields via custom_fields_by_lua in File Log, those same fields will appear in Kafka Log, since File Log executes first. HTTP Module is used for plugins written for HTTP/HTTPS requests To reduce unexpected behaviour changes, Kong Gateway does not start if a plugin See more Install a custom plugin in Kong without using a Docker build. I have a setup with 1-node locally running kong proxy in minikube and Kong Konnect as the control plane. name (string): the name of the header to be returned; Returns. This is a runtime operation and Microservice authentication diagram. I was looking at this documentation but it only gives information how to build one. If inspect logging is disabled via kong. This guide will provide you with step-by-step instructions that will make a We are running kong (kong/kong-gateway:3. The reason is that in the deployment charts, the configuration expects plugins to be configured in values-custom. at which is a one-time timer. And then restart Kong, kong restart -c /etc/kong/kong. Having read my previous blog post about how to craft custom Kong plugins they were interested in my We are running kong (kong/kong-gateway:3. See Data plane installation for Konnect documentation and select Docker. Scalable: Kong easily scales horizontally by simply adding more machines, meaning your platform can handle As you are probably aware, the Admin API is where Kong users communicate with Kong to setup their APIs and plugins. plugins: configMaps: - name: kong-plugin-test-plugin pluginName: test-plugin and its also mapped with these values to certain routes in my kong. X-Consumer-Custom-ID, the custom_id of the Consumer (if set). 6 min read · Apr 27, 2024--Share. OOB plugins or Kong bundled plugins are already loaded during the Kong bootstrapping because these are pre-bundled. I’ve noticed several instances where Kong was unable to communicate with my plugin, and upon investigation, I found that the plugin process did not exist. 2 - Install hello-world plugin by using following steps ---If you have source code of your plugin then move into it and execute the command --- "luarocks make" The Static Files Plugin is a custom plugin for Kong, an open-source API Gateway and Microservices Management Layer. ordering PluginOrdering: Ordering overrides the normal plugin execution order. tpl file of the kong helm chart itself. it’s very easy to integrate and use. Kong secures APIs, and OPA handles policy decisions. Hello everyone, I have a Kong gateway configured with a custom Go plugin. 0 provider to protect your API; Resources. Hope this helps. As the plugin is installed and enabled, let me show you how to use this plugin. Experiences with Build kong custom plugin with golang is quite simple. The problem I’m experiencing is that my plugin can’t find any credentials for my issuer. 0: 260: April 4, Earlier this year, I was approached by a potential client looking to develop custom kong plugins. Hey everyone! Today we are building a custom Kong Gateway plugin with Go. pranitallam asked this question in Help. Testing. Now if I try to restart my kong docker container and then restart kong, Kong runs successfully but this plugin is not loaded. lua, kong plugin have their own structure you have to follow. It includes a readily working custom plugin, unit and integration tests, as well as all the default configuration files. Questions. It authenticates users against an OpenID Connect Provider using OpenID Connect Discovery and the Basic Client Profile (i. Find and fix vulnerabilities I would like to use Kong to protect some services. when you say Update: Found the answer I was looking for, along with setting the environment variables generated by the image, there's modifications in the _helpers. ie; Prepare the RSA256 JWK for getting the Public and The following is a step by step guide for adding configuration to custom plugins on Kong Gateway. I want to know how custom plugins are used if Kong was configured via database mode with Kong manager option Hey everyone! Today we are building a custom Kong Gateway plugin with Go. Kong provides a Plugin Development Kit (PDK) which exposes various methods for interacting with a request and performing other actions or I have a KONG container running and I want to add a customized plugin to it, specifically a JWT crafter. lua) . 1: 991: December 4, 2019 Custom Plugins on Kubernetes. i want to add simple custom plugin GitHub - Kong/kong-plugin: Simple template to get started with custom Kong plugins to kong-manage with above docker, but i don’t know how to integration. response doesn't? I tried moving the failing code in the body_filter(conf) method too but it still doesn't work. Sign in Product GitHub Copilot. Is there any way to control plugin execution order? e. For a DB-less, there are environment variables where you can turn them off. 3. The user gets a token from the idm and puts it in the header when he requests the kong gateway. You can build a Kong plugin with Go, Javascript, Python, and Lua: Kong provides a set of standard Lua plugins that get bundled with Kong Gateway and Konnect. consumer_match_claim: no: azp: The claim name in the token that the plugin will try to match the kong id/custom_id against. If you need it to be available in multiple control planes, add the schema individually to each one. Prerequisites. Concern. 0: 324: December 13, 2023 Unable to install/Load custom plugin. Use custom plugin. Some plugins might have to integrate deeper with Kong: have their own table in the database, expose endpoints in the Admin API, etc. In this article, we’re going to build a custom plugin in Python and apply it to an instance of Kong running in a Kubernetes cluster. 1. py. name field is used to attach the plugin resource to a service/route/consumer resource, and it doesn’t equal to name in Kong Admin API. Built for hybrid and multi-cloud, optimized for microservices and distributed architectures. lua file before uploading it to Konnect. Phase handlers. The plugin must reside in the right folder, so Kong is aware of the plugin. I have a few questions regarding this issue: How can I In this repo, there is the konnect. How to integration lua custom plugin with kong manage. Contribute to pyrander/kong-plugin-custom-response-transformer development by creating an account on GitHub. every, but should use ngx. 6: 5699: September 22, 2021 Config Docker-compose file for Python Custom Plugin. @Nicky - Even if its Konnect, it basically uses a docker image of Kong, and you can package the plugins to a custom image based on the version of your choice and you can deploy the same way. But I already used an idm for the user management. protocols KongProtocol array: Protocols configures plugin to run on requests received on specific protocols. exit with a 500 status. Custom plugins are displayed in the list of plugins; Configuring custom plugins for routes or services using kong-manager You signed in with another tab or window. yaml \\ --konnect-email Hi! I’m trying to use a custom python plugin with my Kong, please find below details: Kong version : Kong Enterprise 2. The following guide shows you how to set up the Post-function plugin to adjust request header names. proxy_host as I expected. In my last post we explored using plugins in Kong Ingress Controller for Kubernetes on LKE. 18 Params Configuring routes with custom plugins using the REST API is working fine and the plugins are recognized but unfortunately we are not able to configure them directly from kong-manager (which is a way easier) Expected Behavior. lua----- local kong = kong local CustomPlugin = { PRIORITY = 1000, VERSION = “0. Documentation for Kong, the Cloud Connectivity Company for APIs and Microservices. rewrite, access, header_filter, response, body_filter, log, admin_api; Parameters. Let’s begin by starting up our environment by running docker-compose build && docker-compose up -d I’m not expert in Lua or Kong. I have a few questions regarding this issue: How can I In this blog, we’ll explain how Kong Konnect can manage SOAP/XML Web Services by creating custom plugins and by using ChatGPT. We have coded a custom plugin that we do install in the running kong container through the below commands. I put my scheduler initialization code inside handler. 3. The equivalence of the log server is determined by the parameters http_endpoint, method, content_type, timeout, and keepalive. Sign in Product Actions. rockspec file package = "kong-check-x-header" version = Plugin precedence and managing fields. It maintains sessions for authenticated users by leveraging lua-resty-openidc thus offering a Fetching the header values and the request body worked fine with the below code but fetching the service response body fails. function plugin:access(config) plugin. luafile you’ll implement custom logic at various entry-pointsof Kong Gateway’s execution life-cycle: 1. To isolate testing as much as possible I reduced my plugin to barebones and verified that the plugin is loaded by placing an assert at the start of the handler. , request-id) and also including it in plugin logs for debugging purposes. To dive deeper into how Kong supports Go programming, visit the Kong Gateway documentation. Uploading a custom plugin schema adds the plugin to a specific control plane. Advanced plugin modules. log, etc. Kong’s robust plugin architecture stands as a cornerstone of its design, empowering developers to extend and enhance the gateway’s Hi, I am looking for help to install my custom plugins in Kong, I tried the simple example https://github. We’re going to implement a plugin that adds X-Clacks-Overhead. The plugin supports several types of credentials and grants, and has been tested with several OpenID Connect providers. x. The Kong Gateway is configured to start a Python plugin server and load all the plugins in the kong-py-plugin directory. Hello! Im working on a custom plugin that is working as expected when tested with Pongo, however, when I bring the plugin into a test cluster the “preread” function of the plugin does not get called. Click on Create Custom Plugin. Despite this, Kong continued to forward the requests to the upstream service. ใช้ Go เขียน Kong Custom Plugin. Refer to the Readmes in each directory for more information. conf) or via KONG_PLUGINS environment variable. If you define any of the following functions in your handler. The Docker image generated by the Dockerfile contains a kong custom plugin that extract roles from a JWT token and make a request for a Policy Decision Point (PDP) An example of how to associate a previously created service to the plugin: kong-custom-plugin-workshop. Its work perfectly. This is an example Dockerfile that explains how to mount your plugin in the Kong Gateway image: FROM kong USER root # Example for GO: A class named Plugin defines the class that implements this plugin. This is super simple to do can be a very powerful tool. 0 not using go-pluginserver anymore to run golang plugin. Unable to start kong gateway with custom plugin. We’ll cover using ChatGPT to develop a Lua custom plugin and how to deploy Hi, I am new to Kong. headerId) jwt = kong. The plugin takes the “allowed scopes” for a given path as plugin configuration. Even so, i don’t really know how to start with Python. Is there an easy way to achieve this functionality. I want to know how custom plugins are used if Kong was configured via database mode with Kong manager option I am trying to deploy one custom plugin in my locally installed dockerized kong using Lua and LuaRocks. 0 resource server (RS) and/or as an OpenID Connect relying party (RP) between the client and the upstream service. 20. When I release a new version of the custom plugin and the configmap is updated with new content I can see that within few seconds / minute the new configmap content is propagated into kong proxy containers and I What is the best way to install/deploy custom Go plugin in the Kong/KIC?. If you don’t want to install it in the image itself, you have two options that I can think of: I am trying to load a custom plugin in Kong. If you have a custom plugin written in a language other than Lua, convert the schema into a schema. This will increase the size of the image - if you find any other alternatives to bring back the size, please do respond here (I am looking for a solution) I'm building a custom plugin and I'm extending the admin interface via api. ; Note: This repository contains example Python plugins and an API reference. This takes precedence over --ca-cert-file flag. I implement Kong custom plugin template to learn. check if the value is nil. Also you must update the plugins config to tell Kong which plugin to load up on boot. # The plugin code should be present in ConfigMap or Secret inside the same # namespace as Kong is being installed. Is there a way to rollout config changes or somehow send a signal to the plugin to reload its config? Here is Kong is a popular API gateway. Build bespoke plugins in Lua, Go, Both core entities from Kong and custom entities from plugins are available through kong. You signed out in another tab or window. In this example, the plugin will look for a request matching x-custom-auth. All logging plugins use the same table for logging. untrusted-lua must be set to either on or sandbox in your kong. service. We are going to modify an already existing plugin named response-transformer and inject Writing a Custom Plugin. Although the plugin configuration is loaded correctly the first time, subsequent updates to the config are not picked up. Is there some reason why kong. Do i need to do extra job for 2. proxy_port) line doesn’t seem to direct the request to the plugin_conf. This plugin allows Kong to host and serve textual metadata files, making it easy to serve plain text content alongside your APIs. conf The plugin must reside in the right folder, so Kong is aware of the plugin. Kong plugins in Konnect; Kong plugin availability by tier; Custom plugins. The plugin you build will transform HTTP traffic as it passes through the API gateway, and give you a solid starting point for building custom plugins to solve your specific business needs. You can implement custom Documentation for Kong, the Cloud Connectivity Company for APIs and Microservices. If you set custom_fields_by_lua in one plugin, all logging plugins that execute after that plugin will also use the same configuration. timer. rockspec file package = "kong-check-x-header" version = -e “KONG_PLUGINS=bundled,custom-plugin-name” This Video also gave me some more insight. x). In our case, it added features to response transformer plugin. 0 - Use an external OAuth 2. If the header exists in the request, it lets the request through. 7. I followed the instructions for installing the plugin with luarocks but for the last step, I need t I am trying to deploy one custom plugin in my locally installed dockerized kong using Lua and LuaRocks. These instructions refer to the previous chapters in the guide and require the same developer tool prerequisites. 1: 457: January 17, 2024 Kong Python-PDK Resources. I am not sure about how I did it, but it is working (thanks to hello world plugin example). Dynamic loading of Kong’s custom plugin in Kubernetes is something not supported yet. Topic Replies Views Activity; Unable to install/Load custom plugin. The PDK is guaranteed to be forward-compatible from its 1. Automate any workflow Packages. Skip to content. Is there a way to rollout config changes or somehow send a signal to the plugin to reload its config? Here is Kong Plugins Overview Authentication Reference Allow Multiple Authentication Plugins Plugin Queuing that is, the header X-Custom-Header can also be retrieved as x_custom_header. 1 Like. These transformations can be simple substitutions or complex ones matching portions of incoming requests using regular expressions, saving those matched strings into variables, and substituting those strings into transformed requests using flexible templates. Before you begin, ensure that you Customising Kong response errors In contrast to other plugins that use queues, it shares one queue between all plugin instances that use the same log server parameter. Deploy the plugin in Kong Gateway (Data Plane) | Docker. db. In the Kong repository, the busted executable can be found at bin/busted. See Kong custom plugin distribution with KongPluginInstallation for more information. Articles. Kong OpenID Connect - Plugin for Kong implementing the OpenID Connect Relying Party (RP) functionality; Kong External OAuth 2. In Pongo’s version of Kong, the plugin works just fine. rockspec file package = Custom plugins for Kong consist of Lua source files that need to be in the file system of each of your Kong nodes. That’s it. get_header As you are probably aware, the Admin API is where Kong users communicate with Kong to setup their APIs and plugins. Kong Gateway provides a broad plugin development environment including an SDK, database abstractions, Kong provides a plugin template as a starting point for developing custom plugins for Kong. You can also develop custom plugins , adding your own custom functionality In this article I’m going to show you how you can get stared with developing custom plugins for Kong. 3 Hi, I am looking for help to install my custom plugins in Kong, I tried the simple example https://github. 0: 444: January 24, 2022 How to make external REST API calls in lua for custom plugin logic? kong-gateway. For example, if A boolean value that indicates if the plugin should find a kong consumer with id/custom_id that equals the consumer_match_claim claim in the access token. ; A dictionary called Schema that defines expected values and data types of the plugin. Custom Plugins. I tried to do similar thing but with Go and I ended up creating multi-stage docker build where I compile I have custom plugin for the Kong Gateway v3. Functions have the 'self' property where i can get request information but I also need access to the plugin configuration (like handler. Many developers and DevOps engineers have been deploying Kong Gateway in front of their microservices-based applications. For help with developing plugins, see the plugin development resources. 0 release and onward. the Authorization Code flow). " Instruct Kong to load the plugin with: -e KONG_CUSTOM_PLUGINS=my-custom-plugin; Follwing that, check first if this is a KONG_LUA_PATH problem, as in Kong/kong issue 3394. inspect() Like kong. I've downloaded the plugin but I don't know how to make it start with I am trying to deploy one custom plugin in my locally installed dockerized kong using Lua and LuaRocks. Add authentication, rate limiting, Address every use case with custom plugins. The plugin field specifies the actual plugin you want to create, in your case it will By reading the values. conf (usually in /etc/kong/kong. kong-custom-plugin-workshop. request works but kong. 6. You switched accounts on another tab or window. If you prefrer you can do deck gateway sync and avoid manual declaration as explained below. access(self) val = kong. Click on Save. But I am getting schema exception which I am not able to comprehend Steps To Reproduce 1. schema. log(), this function produces a log with a notice level and accepts any number of arguments. I'm later catching responses with status of 500 during the header_filter phase (which may come from access or from the service responses) See the plugin compatibility chart for the full list, as well as a breakdown of the pricing tiers that each plugin is available in, and for specific Konnect notes for each plugin. Hot Network Questions How to make the colon same align The default location for the Kong configuration is located at /etc/kong/kong. ; The variables version and priority that define the version number and priority of execution respectively. I am trying to enable there a custom plugin, which I developed with help of Pongo. But my mentor tell me try using Python for develop Plugin. *. Kong runs in front of any RESTful API and is extended through Plugins, which provide extra functionality and services beyond the core platform. 0-alpine) with kong-manager (free mode) as docker container. 6, I prepared a Dockerfile with all the stuff to run my container, I tested build and running my container with the default plugins and everything is OK Working with kong-plugin-myplugin per default tested with Pongo I tested Manually moving all the files needed and copying the all. x | Kong Docs Building a Kong Gateway Plugin with JavaScript | Kong Inc. And set the KONG_LUA_PACKAGE_PATH environment variable as well. I only need 1 route for this demo and I enabled go-hello plugin globally with kong-rust-pdk-macro - macros for use in pdk implementation; kong-rust-pdk-proto - convert . lua. With same configs, my plugin not shown for version 2. I did everything on Linux Ubuntu. This plugin can be used to implement Kong as a (proxying) OAuth 2. The instance name shows up in Kong Manager and in Konnect, so it's useful when running the same plugin in multiple contexts, for example, on multiple services. Kong Gateway is a Lua application, designed to load and execute Lua modules, commonly referred to as plugins. off(), then this function prints nothing, and is aliased to a “NOP” function to save CPU cycles. The DAO Lua API. kubernetes. The Rate Limiting plugin returns headers such as X-RateLimit-Remaining-<time> and X-RateLimit-Limit-<time>, where <time> Kong plugin to automatically issue a JWT token if consumer is authenticated and has a JWT credential - Kong/custom_kong_plugin-jwt-crafter-for-ee. lua, but an Kong Custom Plugin Admin Interface extension : need access to config of plugin. 2: 787: January 5, 2024 May I add more custom plugins into KONG CE. Instruct Kong to load the plugin with: -e KONG_CUSTOM_PLUGINS=my-custom-plugin; Follwing that, check first if this is a KONG_LUA_PATH problem, as in Kong/kong issue 3394. ก่อนจะเริ่มลงมือสร้าง Custom Auth plugin ผมขอเกริ่นภาพรวมการทำงาน 2. The second page tu Please set the KONG_PLUGINS environment variable to bundled, custom-checker. 4-1 is now installed in /usr/local (license: MIT) . If I want to run custom plugin xyz, right after my JWT plugin executes or right before rate-limiting plugin. Pre-requisite for enable is a successful load. Gram · Follow. kong-gateway Hello everyone, I have a Kong gateway configured with a custom Go plugin. Add a custom plugin in Konnect I am new to Kong gateway. How can I achieve it? Also, is there any way to inject any script() or code in existing kong plugin to perform some additional stuff. Kong does not test these plugins, or update their version compatibility. เป็นการสาธิตการเขียน Custom Plugin ด้วย Golang Configure Kong to load the plugin by adding custom-auth to the plugins property of your kong. Kong provides you with a helper to start and stop it from Lua in your test suite Transform and customize Kong Gateway response exit messages using Lua functions. Important: The Kong PDK provides a stable interface and set of functions for custom plugin development. Trying with Luarocks, Pongo and Manually but some how now able to make it. lua which will contain the Use custom plugin. 2: 599: March 31, 2021 Issues with Installing Custom Plugin in Kong via Helm on Kubernetes. x | Kong - Open-Source API Management and Microservice Management Building a Kong Gateway Plugin with JavaScript Please set the KONG_PLUGINS environment variable to bundled, custom-checker. Sharing steps what I am following below. Next i pack it with LuaRocks and run in Kong API Gateway successfully. 0 During the access phase it may kong. About Kong Gateway Go Plugins. I use docker to run kong manage by tutorial: Install Kong Gateway on Docker | Kong Docs Currently. I also looked at this but it seems like it covers Lua plugins. config (kong. 3: 758: November 11, 2022 Kong Python-PDK Resources. The request gets sent to the original upstream service. --ca-cert-file Path to a custom CA certificate to use to verify Kong’s Admin TLS certificate. However, the custom plugins are unknown to Kong instances; hence these requires to be loaded first which involves a restart of Kong instances. then update the KONG_PLUGINS env to load this plugin. 2. pranitallam. However, I still need to retain the requestId functionality by adding it as a custom header (e. Phases. I chose to use Go plugin with embedded server. Also a side node that when you applying a plugin resource in Ingress Controller, you will need to specify the plugin field as well. The rate-limiting plugin supports Secrets Management for its redis_username and redis_password fields. ie; Prepare the RSA256 JWK for getting the Public and An optional custom name to identify an instance of the plugin, for example openid-connect_my-service. How can I see my custom plugin and enable it for a service or route? Hi everyone, I have just finished develop my plugin with Lua. It can be used to change the routing or simply add extra headers to upstream. Do read! Support for dynamic loading of Kong custom plugins · Discussion #9147 · Kong/kong. At Kong Summit 2019, Kong announced that users could develop plugins for Kong Gateway with Go programming language. It is important to avoid using modules from the Kong Gateway codebase that are not part of the PDK. ก่อนจะเริ่มลงมือสร้าง Custom Auth plugin ผมขอเกริ่นภาพรวมการทำงาน Also a side node that when you applying a plugin resource in Ingress Controller, you will need to specify the plugin field as well. I found the following on its docs page: “The custom_fields_by_lua configuration allows for the dynamic modific Kong is a scalable, open source API Gateway. There will be live demonstration on how to develop Kong custom plugin using a plugin templa The counters decrement sequentially regardless of the Kong Gateway replica count. Currently, it contains a single plugin file: py-geocode. The default location for the Kong configuration is located at /etc/kong/kong. I followed this guide to get the custom plugin working with a ConfigMap and changing some of the deployment variables. Upon enable, a plugin is now available for usage by Kong runtime constructs (routes/services). How can I see my custom plugin and enable it for a service or route? Plugin precedence and managing fields. super. 8 to 3. But i can’t find any document about how to set up and develop with Python (actually i find just one). We have coded a custom plugin that we do install in the running kong So what is a Kong plugin? A Kong plugin a small piece of software that is used to provide customization in Kong. 6. cache :get() API provided by Kong. proxy_host, plugin_conf. My Questions: How can I access the Kong requestId from within my custom plugin? Is there a recommended way to add this requestId to a custom header while keeping; Thanks then update the KONG_PLUGINS env to load this plugin. No description, website, or topics provided. I installed the plugin using luarocks make which gave me an output kong-circuit-breaker 1. Install the Kong Gateway; Install the x-custom-jwt plugin by following the documentation, here; Install http. conf file. Here is what the structure of a plugin would look like if it was implementing all of the optional modules: -e “KONG_PLUGINS=bundled,custom-plugin-name” This Video also gave me some more insight. Also, ensure that the files that are mount using ConfigMap are readable by the user under Hi there, I have a custom plugin that is based on the JWT plugin that ships with kong, however the difference is that there is an additional step to retrieve an access token from a OIDC discovery end point. 1 - Add custom plugin name in --- custom_plugins = hello-world. Update your docker container configuration with: Mount definition (($(pwd) refers to @cactus You need to create a custom image with the dependencies added. But in log section of handler. The plugin inserts the headers as expected however kong. e. Blog Post: Creating Your First Custom Lua Plugin for Kong Gateway >> How I Built a Kong Gateway Go Kong Custom Plugin Admin Interface extension : need access to config of plugin. 1-1 luarocks install kong-plugin-hello-world Step B: Load hello RunOn configures the plugin to run on the first or the second or both nodes in case of a service mesh deployment. We should see "go-hello": true in the result. 1”, } function CustomPlugin:access(conf) CustomPlugin. lua below, i can’t find anywhere my log when using custom plugin. using docker to run the Kong ,I am created the custom Plugin To Validate the header Key :Test123 using docker to run the Kong ,I am created the custom Plugin To Validate the header Key :Test123 \\-- Hello Folks , We have created custom plugin and we have deployed same in kubernetes , Plugin global plugin and we have generated config using deck utility . headerJwt) if val == nil and jwt == nil then -- no ID no JWT $ luarocks install kong-plugin-perimeterx Manual installation can accomplished by downloading the sources for this repository and running sudo make install. yml used to override the default settings. kong-jwt2header plugin can be used to extract claim:value from a passed in JWT token and apply its value to header. luarocks make *. I hope you enjoy :)Useful L Just need to initialize the scheduler once, but i still can not do that. Toggle navigation. go-hello plugin will add a x-hello-from-go header in response as x-hello-from-go: Go says <config. on you plugin you will implement your logic on access, on config define header name to retrieve your values and url. Anyone know what happen? Thanks The Request Transformer plugin for Kong allows simple transformation of requests before they reach the upstream server. It is likely that they also need to be able to interact with the custom entities you implemented for your plugin (for example, creating and deleting API keys). About. There is no built-in versioning for custom plugins. The preferred testing framework for Kong is busted running with the resty-cli interpreter, though you are free to use a different one. 1? tyree731 July 7, 2021, 8:21pm 2. All reactions. 1: 43: July 11, 2024 Home ; Categories ; Guidelines I am new to Kong gateway. This is a documented pre-requisite: "The schema file must be in Lua, even if the custom plugin is written in another supported language. I am trying to migrate to a new Kong version from 2. Hot Network Questions When is a vigilante response to injustice, morally justified? Mistake on article about Bohr compactification? I have created one custom kong plugin and trying to deploy it locally. The following guide shows you how set the plugin up in the access phase. Here is my scenario: Env: K8s: v1. Install a custom plugin with Kong in a Docker. 4. 1: 899: January 31, 2022 Config Docker-compose file for Python Custom Plugin. Storing Custom Entities While not all plugins need it, your plugin might need to store more than its configuration in the database. Custom properties. We discovered that Kong support several plugins for authentication but the all based on users stored in Kong database itself. Kong using embedded server style to run golang as a plugin, since Kong 3. 0: 330: December 13, 2023 Custom plugin enabled but not installed. Kong custom plugin distribution with KongPluginInstallation Kong Gateway Operator can install Kong custom plugins packaged as container images. However, the scheduler intialized several times as init_worker function triggered several times. Reload to refresh your session. e. plugins = custom-auth If using Kong Enterprise you should be able to find the custom plugin at the bottom of the plugins page. Before you begin, ensure that you Mounts the Kong declarative config and Python plugin file to the Kong instance using Docker volumes; Exploring the plugin. 5. message> to ${host}. Load 7 more related Documentation for Kong, the Cloud Connectivity Company for APIs and Microservices. rock docker exec -it Is there a way to setup a custom plugin for kong (I’m trying to use the nokia-oidc plugin, GitHub - nokia/kong-oidc: OIDC plugin for Kong) when an ingress is created for the Kong-Ingress-Controller? Currently my ingress Again, Kong has your back. Auth Plugins. If you need to version a schema (that is, maintain two or more similar copies of a custom plugin), upload it as a new custom plugin and add a version identifier to the name. Before developing your custom plugin, I suggest you get familiar with Lua syntax, or keep it open for reference, and Kong plugin development. Hi! We need to implement a custom plugin in javascript. I'd say maybe a custom priority field for each plugin to override current the PRIORITY field would suffice, and an API retrieve the plugins in priority order might make sense. That’s Great news @JohnWilliams. The plugin field specifies the actual plugin you want to create, in your case it will Btw, I extemely double you are not coding the correct kong plugin since you mentioned the name "custom. Kong provides the options to install the various varieties of the plugins to run for features like Rate-limiting, OIDC, JWT, Acme, and many more. The DAO class is responsible for the operations executed on a given table in the datastore, generally mapping to an entity in Kong. yml) - name: test-plugin config: header_value: 'THIS-IS-A-TEST' I checked the helm renderings and everything looks correct to me. The default language for When all services, routes, plugins are verified, send a request to service that will reach the internal my-echoserver endpoint. Implement custom logic at various entry-points of Kong Gateway’s execution lifecycle. 12 stars Watchers. 3 Python version : Python 2. Write better code with AI Security. Update: An optional custom name to identify an instance of the plugin, for example jwt_my-service. Kong is a popular API gateway. export KONG_PLUGINS= To create a custom plugin we will have to create two lua files i. I’d like to customize the contents logged by the file-log plugin. Updating a custom plugin Use custom plugin. Sachin_Ghumbre March 8, 2023, 6:02am 4. I am trying to install a custom go plugin in Kong and my plugin is very simple and it strips off the URI from the request and sets the new URI after the stripping if it matches the string. consumer_match_claim_custom_id: no: false I tried to create a custom plugin for Kong. The set of plugins you have access to depends on your license tier . Kong has a lot of official plugins that allow us to customize what we need, and when there aren't any available, you can build your own. lua" instead of handler. Also, ensure that the files that are mount using ConfigMap are readable by the user under Hi everyone! I just start to create my own custom plugin with Lua. Click on Select file and open the schema. We need to delegate this responsibility to our custom auth HTTP service and don't want to add these users in API gateway database. The recommended way to install custom plugins is with Kong Gateway Operator. Experiences with This tutorial will walk you through all the steps to build a new custom plugin for Kong Gateway. Then you should not be using ngx. Develop Custom Plugins Overview Getting Started Introduction Set up the Plugin Project Add Plugin Testing Add Plugin Hi Team, I am trying to find a way to provision an in-house developed custom plugin in a prod environment which has Kong Ingress controller deployed and serving live traffics. However, I a struggling to deploy it to the minikube: deck konnect sync -s v1/konnect. But now I would like to export this plugin for a Kong contained in a Docker. In our case, it will be: plugins=bundled,api-version. 0. yaml file _format_version: "1. All plugin instances that have the same values for these parameters share one queue. Example for Docker: to copy files with kong:1. g. 1: 288: December 14, 2023 Getting plugin tutorial working. in JWT plugin apart from authentication I want to do some other Kong custom plugin not working. In that case, Kong provides you with an abstraction on top of its primary data stores which allows you to store custom entities. Learning Lab: Kong Custom Plugins #9399. This is my Kong. Kong offers an open sourced Plugin Developer Kit (or “PDK”) in various languages. request. We followed the instructions here: Plugins in Other Languages - v2. Exec into the Kong container and curl the / on Admin interface and make sure that these properties are set correctly. This repository contains a very simple Kong plugin template to get you up and running quickly for developing your own plugins. Step 7: I checked api localhost:8001 and plugin was setting correct We are running kong (kong/kong-gateway:3. That provided a baseline for this post. I think that plugins developed in Lua and Python will be similar in some respects. or do I need to maintain the use of the cache myself? thank you。 How to generate and display coverage when running tests with Pongo for custom Kong API Gateway plugins written in Lua. Add your plugin name to the plugins attribute in the kong. This function differs from kong. I heard about custom plugins to create our own logics to access respective services. request, kong. 0 Hi all, I’ve managed to get a custom plugin working with Kong Ingress Controller but unable to set the plugin at a global level. (Optional) Use Secrets Management. The plugin’s capabilities range from changing messages, status codes, and headers, to completely transforming the structure of Kong Gateway responses. While the extensive library of built-in plugins can add a lot of flexibility and power to your deployments, you might encounter the occasional use case where you need a custom plugin that’s just not found in the library. Write integration tests. yml file that is available in the Helm charts for kong, I've come across this: # Custom Kong plugins can be loaded into Kong by mounting the plugin code # into the file-system of Kong container. You can also develop In this tutorial, you'll learn how to build a Kong Gateway plugin with JavaScript. get_header(config. run my kong containers using that forked image and passing them KONG_PLUGINS=bundled,rate-limiting-1999-priority environment variable. 0 as a base image use the following command to copy a plugin to the right location: Kong Community Custom Plugin not loaded. I hope you enjoy :)Useful L Kong Ingress Controller Custom Plugins —Routing by Query String. Reading the existing documentation as a prerequisite is How to build a custom plugin. Load the plugin by adding perimeterx to the custom_plugins list in your Kong configuration (on each Kong node). The Kong, quoting its own documentation, is an open-source API gateway, cloud-native, platform-agnostic, scalable API Gateway distinguished for its high performance and extensibility via plugins. This page is the third chapter in the Getting Started guide for developing custom plugins. kong-gateway. The plugin would then request the In contrast to other plugins that use queues, it shares one queue between all plugin instances that use the same log server parameter. 0 as a base image use the following command to copy a plugin to the right location: Kong custom Plugin using Javascript PDK to make REST call. Host and manage packages Kong with custom plugin. Here is the GITHUB Few File to show. In this repo, there is the konnect. For this I would write a plugin that does this. This custom plugin caches user data, minimizing database checks and ensuring fast, accurate access control. 5 Kong: 2. The Plugin Development Kit is accessible from the kong global variable, and various functionalities are namespaced under this table, such as kong. com/Kong/kong-plugin as well but it's not showing up in Kong Thank you for your answer, I get it. I looked at the use of multi-tier caching in Kong, I defined a custom shared dictionary memory, how I use it in plugins, similar to the Kong. log() in the sense that arguments will be concatenated with a space(" "), and Here are the steps to enable and use custom plugin in kong Env. thomas Hello, I’m using Kong Gateway OSS (2. 4: 1092: March 1, 2023 using docker to run the Kong ,I am created the custom Plugin To Validate the header Key :Test123 -----handler. Skip to content | Docs. inspect. The Docker image generated by the Dockerfile contains a kong custom plugin that extract roles from a JWT token and make a request for a Policy Decision Point (PDP) An example of how to associate a previously created service to the plugin: Runnable Hello World Kong project using Docker and custom Lua plugin - varvay/docker-kong-custom-plugin. log. Unanswered. toqfv imylwbnsp tjkjrq hojb xovw wgak wxtgw njg qrgelm gglk