Kong service path regex @fazlerabby7 Kong parse failes for regex in url path. How can I do that ? For Example, there are 2 url www. It allows for the concactination of both Regex' performed on the request URI Implement regex-based matches in HTTPRoute. allow, which accepts a boolean value. We can create some exceptions rules for particular paths but in the end, will be always a manual intervention, and for us, since we have more than 1000 services exposing Advanced templates function. 1 Current Behavior No response Expected Behavior No response Steps To Reproduce environment: EKS 1. Supporting multiple Paths per API: see the example above. All the libraries in the file will be in the format. e service-2/v1 and service-2/admin). However, not having native support for path parameters is problematic. eg spec: rules: http: paths: path: /billing/{billingId}/details backend: serviceName: billing servicePort: 80 Hello I’ve just started using Kong for the first time. I created an ingress resource for my application. com” should redirect to my Landings Service but if user add hello, I’m using kong open API gateway version 3. 6. set_path(), you are overriding the path set by the core proxy. 6 We have a pod exposing an api on port 8080, and a The status code Kong responds with when all properties of a Route match except the protocol i. Basically I’m trying to do a routing based on a specific query param and a The only linux (and unix) not allowed character in a file path is the ascii nul character \0 (it's not allowed as it is used as a string terminator ---in this case a path name terminator--- in the open(2) system call, so you can have always only one, at the end, not counting as a file character). The solution is this regex /?$|(/mainApp/latest). Accepted format: Path must start with a / Path must not end with a / (except for the /) I'm trying to create a service in kong, thanks for the reply, but it was that kong you can not set a path with a dinamic param, I've found in this konghq discuss you can use regex in the URI. 14. The main reason to avoid the usage of regex_priority is that we are generating kong configurations based on OpenAPI and don´t have any logic or rule to add that property on a specific path. Kong default is "preserve_host": true, so you should get what you want. Kong Ingress controller version 0. Add a path with an regular expression For example: curl -i -X POST --url Hi, I have an ingress with a single rule containing several paths using regex matching: name: my-ingress. txt in /abcd/. 0 Kong or Kong Provides SAML v2. Regex Priority int Controls how the Service path, Route path and requested path are combined when sending a request to the upstream. preserve_host boolean Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company I am running Ingress for some services on Kubernetes, and although services are re-directing to those cluster IPs (somewhat correctly), I am not sure how to correctly resolve paths after just those If Kong Ingress Controller, then you can’t do that yet. Wrong service is getting matched. 2 Current Behavior When I configure wildcard path in the route, kong api returns 404. find; I can add a regex_case_insensitive boolean field that will just pass i to the call to ngx. regex_priority integer: PathHandling controls how the Service path, Route path and requested path are combined when sending a request to the upstream. 0. The tuples contain the groups in the regex, and that's the crux of the regex above - the whole expression has to be a group itself to show up in the return value of findall(). In the above example, Kong is blind to the difference between these two APIs. I’ve created the service service. And you need to have the Host header set to service1 or service2. 3 in dbless mode and kong-ingress-controller v0. Kong Ingress Controller (a control plane), Kong Gateway (a data plane). This piece is correct. I have set KONG_UNTRUSTED_LUA=on for the demonstration purpose. Prefix based path matching is one of the most commonly used methods for routing. Does adding regex priority annotations help? Alternately, do you see the behavior you want if you change the non-regular expression paths to ImplementationSpecific? Under the hood, the controller actually creates Kong regular expression route paths for Prefix and Exact pathTypes, since there's not an easy way to reconcile the expectations of the Ingress spec Hi All, we are upgrading our Kong environment from 1. But that only works when the KongIngress is attached to a service. Phases. 0, route paths that use regular expressions are no longer automatically detected. All integers are signed 64-bit integers. For a path to be considered a There are two routes configured under different services having paths with regex, where the request for only one route is matched & other is returning 404 as its matched When requesting https://localhost/items/1234, it returns 404 no Route matched with those values - but should route through the first route. The matching priority between regex path and plain path looks broke. Not even in the Enterprise plugins. A common requirement for APIs is the rewrite the published URL to a different URL for the upstream service’s endpoint. Path-based routing makes this possible when deploying to Render. Route resource with examples, input properties, output properties, If set to false, the upstream Host header will be that of the Service’s host. This allow you to define two routes with two paths: /service and /service/resource, and ensure that the former does not “shadow” the latter. When I define a path in my Ingress which uses a regex, it does not Note: The GatewayAPI does not use a HTTPRequestRedirectFilter to configure the redirect. var. Old unices disallowed the grouping of several / slash characters together, Kong is Orchestration Microservice API Gateway. The support for it is coming in 0. The diagram shows that Kong Gateway selects the route that both matches the expression and then selects the matching route with the highest priority. com" I can able to access 1 and 2 APIs using Kong. 0 and nginx ingress controller tag 1. Products. This plugin is compatible with DB-less mode. I know I can't have service-2/v1 on serviceName but I want to map /v1 to service-2:9090/v1. The main attribute of a Service is the URL (where Kong should proxy traffic to), which can be set as a single string URL or by specifying the protocol, host, port and path properties. API Specs. A directory prefix can contain any number of forward slashes (/), and a valid path must not end with a forward slash (/) either. e. 1: 750: September 24, 2018 Path variable mapping. For more information on the parameters see the Kong Route create documentation. http. Click Create. ts' files which start with 'src' but excludes those files which have 'debug' folder in its file path using Is there an existing issue for this? I have searched the existing issues Kong version ($ kong version) 3. After some checking into documentation we noticed that the behavior is changed into version 1. The connect_timeout, write_timeout, and read_timeout arguments expect an integer between 1 and 2147483646. 3 (Docker) When configuring access to your API, you’ll start by specifying a Service. x uses a new regex library which does not allow regex routes to have unnecessary escape characters. I do not have a strong opinion about the two approaches, although the regex_options approach allows Hello @mong0520,. 1 Current Behavior Adding following faulty HTTPRoute: apiVersion: gateway. After a while it is automatically set back to true. I have the following configuration: services: - name: status url: https://mockbin. 14?See the section on request path, which is what the link points to. rockmantist January 28, 2019, 4:56am 2. path field. Kong accepts regex for path routing rules allowing the configuration to be specific, looking for requests starting with /book/ and then a book id using the regex \d+ (at least one number) this leaves routes starting with /book NOTE: Using the raw path to perform string comparison during request handling (such as in routing, ACL/authorization checks, setting rate-limit keys, etc) is widely regarded as insecure, as it can leave plugin code vulnerable to path traversal attacks. request. I'm trying to write a regex which includes all 'component. When Kong detects a regex (we will see how below), it will Services and routes are configured in a coordinated manner to define the routing path that requests and responses will take through the system. Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Hi, I’m currently testing moving a complex proxy we have in Caddy to Kong API Gateway but I realized there are some limitation regarding the routing based on headers and query params. It is thus your responsibility to do any string manipulation you desire on the path before setting it. 4 using the default values. yaml-Kong/with postgreSQl DB/Konga: added service and route via Konga UI. Request Transformer with path regex in Kong Ingress Controller not working #9664. See the following code A string representing a URL path, such as /path/to/resource. Test it out with: $ http :8000/status/200 HTTP/1. io/ingress. we have achieved this function in a non-Kubernetes environment, but it’s not working in the k8s. Support sessions for Kong Transform routing by How can I add regex in the path in the spec below? Thanks. Skip to content. Create a new key-auth plugin. com/. This is the ingress, but it’s If you are new to Kong, a Service object represents the upstream API or Service. set_path", the new path will not be stripped by kong. Please note this feature is turned off by default if you are using Kong 2. I am running Kong and Konga in a Kubernetes cluster. service or employer brand; OverflowAI GenAI features for Teams; Documentation for Kong, the Cloud Connectivity Company for APIs and Microservices. 11. headers (if any) are injected into This plugin will enable informing the hostname which Kong will route to based on elements in the request URI path. Closed ← THIS FIELD IS NULL strip_path | t preserve_host | f name | snis | sources | So my understanding is that /list and /print/:id (plus 2 more) would be passed through to an active service, whereas all others go to static. The admin API is an external service running outside of Kubernetes and what I want to do is proxy traffic through Kong, applying a JWT validation I already have in place. 5. you can check if the folder exists, if it does, that means it's valid, then just check the filename using regex. Because of 3rd party apps, I couldn't change my rest endpoints without a lengthy process. Modified 3 years, 3 months ago. uname -a): 3. You can configure your CI or run a cronjob in which decK detects if any changes exist in Kong Gateway that are not part of your configuration file, and alert your teams if such a discrepancy is present. as_view() Is there an existing issue for this? I have searched the existing issues Kong version ($ kong version) 3. Why not just create a rule with If Kong Ingress Controller, then you can’t do that yet. The high level overview below shows Unable use regular expression in paths of routes. org How can this be accomplished? The upstream trailing slash respects your request's path: if your client's request has a trailing slash, so will the upstream request. com I want to cr I am trying to configure Kong gateway to conditionally apply plugin when the conditions are met. See above for a detailed description of each behavior. 0 authentication and authorization between a service provider (Kong) and an identity provider (IdP) Support by: Session. 0, kubernetes 1. Service fields supported by kongstate. if the protocol of the request is HTTP instead of HTTPS. you seem to expect that if a path matches the regular expression on multiple routes, Kong would automatically choose the "best match". We would like to be able to route a request to different hosts using the Route Transformer Advanced plugin. Building on top of the previous example, let’s create a few more routes for individual gRPC methods. com’ path: ‘/string_01’ Service B: Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine Nginx uses regex; Nginx uses prefix; All that said, you can consider Kong implementing: regex (~) prefix (`` — no prefix) In that sense Kong works exactly as Nginx. Nginx uses regex; Nginx uses prefix; All that said, you can consider Kong implementing: regex (~) prefix (`` — no prefix) In that sense Kong works exactly as Nginx. The route resource maps directly onto the json for the route endpoint in Kong. 1 Current Behavior When the AI-Proxy plugin is enabled and the configured to use Model. id} "} but applying that config Terraform I would like to know whether Kong supports regex based routing or not? If it supports then would like to know is support version 0. x: /example It's good practice to put an API gateway in front of your microservices-backed application. In my case, i have multiple Ingresses that have the same Service as a backend, and i’m trying to rewrite the Looking at the updated list of annotations, we can see the new path-regex annotation was added. so a PATH of /api/claim/(?<version>\S+)/test will route as expected. Helps manage Kong’s configuration in a declarative fashion. /users), and regexes (e. Even with a transformation plugin to generate the actual status (reading from the status property in the response json), I can’t make retries work. I find [:alnum:] regex but don’t know how to specify that in kong. Notes KIC currently supports regex matches for Ingress V1 when pathType is ImplementationSpecific. upstream_uri" or " kong. Define the route path in regex format in the Route entity and point this route to the service exampleservice'. Stack Kong Regex for Replacing String in URI. I’m using How to use regular expressions in Kong service path. Now KIC does not validate on the regexes used in the match rules, but That said, if you don't need to capture any regex pattern matches, just go with a simple prefix location. There are two different clients (A and B) which make requests to two different ports (e. /users/\d+/profile). bar/service/path. from /etc/os-release): cnetos; Kernel (e. Kong or Kong Enterprise version 1. It occurs that, from what I understood, there’s no way to enable retries as Lambda always returns OK. 17 kong 2. html We are currently evaluating the kong-ingress-controller to replace our current setup where we configuring the Kong instance through its API. Is this possible? What is best practice to Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Visit the blog You signed in with another tab or window. Kong will match a route path against the following hardcoded regex: ^[a-zA-Z0-9. Deployed on K8S,Kong server cluster instance 30 pod(4C4G), Kong service 125, Kong route 2500+(PCRE Regex route 95%, Short path prefix 5%), Total QPS 45000+ Every Kong Ingress Controller deployment consists of two components that can be upgraded independently (learn more in Deployment methods). I’d suggest to make that clear in the doc. Here's the migration guide that should help you migrate properly. Integer literals can be written as 12345, -12345, or in hexadecimal format, such as 0xab12ff, or in octet format like 0751. Valid examples would be: /abc/def Appears to be the case only if the regex field is the final path parameter in the PATH. View all API Specs Documentation. I’m using the Kong Ingress controller for Kubernetes on EKS. re. -_~/%]*$ If the route path does not match this expression, it is considered a regex route rather than a plaintext route. ]+[. 0: 547: Is there an existing issue for this? I have searched the existing issues Kong version 3. Even though these are two very different APIS, Kong cannot tell them apart. kong. Using Regex in paths. domain. What happens is that when someone Notice that Kong response headers, such as via and x-kong-proxy-latency, were inserted in the response. Skip to content | Docs. For example, we want request path /sea/api/rest to /sea/api. paste kubectl version output 1. apiVersion: networking. And what is unclear is how to implement dynamic upstream routing based on a original The CORS plugin lets you add cross-origin resource sharing (CORS) to a service or a route. HTTPRoute can @CuNguyen You can create an Ingress rule based on regex like you posted: apiVersion: extensions/v1beta1 kind: Ingress metadata: name: my-regex spec: rules: - http: If successful, it will show it in list. These defaults can also be added to the path and operation objects, which will generate a new service entity. x or later. And what is unclear is how to implement dynamic upstream routing based on a original URL. 3: 1979: February 12, 2019 Routes Aliasing. This shows how decK can detect changes done directly using Kong’s Admin API can be detected by decK. *|(/js/). Documentation for the kong. x With the release of Kong Gateway 3. Options. Adding the capture groups to the path means the path is a In Kong 3. As per the kubernetes I am trying to match the file name in a path. x-kong-upstream-defaults: The defaults for upstreams generated from the servers object in the OpenAPI spec. 10. io/v1beta1 kind: Ingress metadata: name: baster DB-less with Helm (KIC disabled) When deploying Kong Gateway on Kubernetes in DB-less mode (env. Click on name of the service or pencil icon to see full details about service. Kong Gateway can also handle more complex URL rewriting cases by using regular I want to route http://kong-gateway/api/v1/user/(?P<uuid>[\w\d\-]+) to http://user-service/user/(?P<uuid>[\w\d\-]+). To do that, I need to create a service with host: user-service "Kong will no longer use an heuristic to guess whether a route. When updating this parameter, it’s recommended to update the path in admin_gui_url as well. Use the following regex: ^/[^/]+/([^/]+) See the regex demo (note that Go regex flavor is also RE2, that is why this option is selected at regex101). 8. Kong Konnect; Kong Gateway regex_priority based on the number of path params solved the issue. Create a new Route attached to the Service# The second step is to create a Kong fails when Route regex_priority is nil but it cannot be set in provider #56. +/some ` 3. We noticed that the path prefix are matched after the regex path and in the previous version the behavior is the reverse. Steps To Reproduce Start kong i Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company I have two services stored in in kong, both services have the same route name /myRoute. 8 and removal of regex path detection, I have rewritten the main ingress to the following form: there was a 1:1 Ingress path to Kong route For Path(s), click Add Path and enter /mock. g. Note that the path-regex annotation applies only to paths defined on the corresponding Minion Ingress. org/bin/xxx I am trying to write a regex to match a library in a file and the path containingg the file. Additional Details & Logs. Kong provides a flexible abstraction layer that securely manages communication between clients and microservices via API. Please check changelog for more information. decK. Closed ← THIS FIELD IS NULL strip_path | t preserve_host | f name | snis | sources | destinations {var. Compatible protocols. If you are asking why we don't have longest matching prefix OR exact match, the answer is kong. View all API Specs Enterprise service mesh based on Kuma and Envoy. Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company But that only works when the KongIngress is attached to a service. class: "kong" [] We used Kong Databaseless, and in the new version we noticed that routes with regex are not being loaded, load the new yaml via api returns success, but when looking at the The regex path handling has changed in Kong 3. Using the filter to redirect HTTP to HTTPS requires a separate HTTPRoute to handle 文章浏览阅读6. example. 7. 1. Steps To Reproduce. I found that we can put as numbers manually like this: 9. allow is set to true, then the key-value pairs in result. For example: There is only file name. kong-gateway. The default timeouts are 60s for connect, “regex_priority”: 0, “strip_path”: true, Try ((c|C|//home)[^. If you are asking why we Summary Im setting the strip_path viariable in kong ingress controller to false for a route. The upstream API has an endpoint Long story short: the uris attribute can contain plain URL paths (e. html I would want to match index. A good way to use a regex location is to wrap it in a prefix location. dns_zone} "] strip_path = true regex_priority = 0 service_id = " ${kong_service. Gateway proxies external url incoming to external interface into internal docker overlay x-kong-service-defaults: The defaults for the services generated from the servers object in the OpenAPI spec. paths. However, the route path will change based on the presence of a particular URL segment. I’ve installed helm version 2. )*/gm Hi i have 2services that i want to share same Domainthe difference is if user go to “www. The /anything API will echo back helpful information from the request we send it, including headers and the request body. I am trying to create a query with regular expression that would match lines with files that are in a specified directory (path prefix) and not match directories. path('<slug:pk>/', indexView. routes: - name: my-route1 paths: - /v1/service1/ Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Note: The GatewayAPI does not use a HTTPRequestRedirectFilter to configure the redirect. Share. 2 and the Documentation for Kong, the Cloud Connectivity Company for APIs and Microservices. As @jvandervelden said, the core proxy will strip the path (as per the strip_path option), and if you wish to get the temporarily updated path (that is, the Looking at the updated list of annotations, we can see the new path-regex annotation was added. Next, use the mock service’s /anything endpoint to test the behavior of the plugin. I can add a regex_options string field that supports passing in any of the options supported for ngx. Steps To Reproduce Create a Service request curl Kong fails when Route regex_priority is nil but it cannot be set in provider #56. To see the available Kong Gateway images, refer to Docker Hub: Documentation for Kong, the Cloud Connectivity Company for APIs and Microservices The content you want to check for a regex match (such as headers, path and query, and security, and performance at scale with the unified platform for API management, service mesh, and ingress controller. If multiple routes result in the same Create a service with a non-regex route like ` /account ` 2. 1: 318: August 2, 2023 Summary After #5418 is fixed, longest path routing still breaks when I add more than one route with the same path and different host to my declarative configuration piece. I have a postman collection to run the tests, and over Kong 3. If you want to go further and use logical operations to transform the requests, you can write some simple Lua code as advanced It turns out I created KongPlugin in the same namespace as Kong for Kubernetes, whereas the Ingress was created in its own namespace. -Kong/with postgreSQL DB: added service and routes via curl commands-Kong/DBless: added service and route via declarative kong. If your client requests /abc, then the upstream request won't have a trailing slash. It updates the path /tea/[A-Z0-9] using the case_insensitive regex modifier. get_path() for such use cases. There is probably more to it but I see two resulting side effects of Kong not supporting path parameters: Kong Blindness. The author of nginx, Igor Sysoev, explains in this video. Hello All, I have a local setup of an application which has a delayed response of 60 seconds (This is my upstream on kong) When try to access the application via curl command, Please increase the timeouts defined in the service object. When two routes match the path and have the same regex_priority, the older one Controls how the Service path, How to use regular expressions in Kong service path. Ask Question Asked 3 years, 3 months ago. foo. Try calling to ` But now when the kong ingress controller performs the sync it does not take into account the order to load in the regex_priority property. But the interesting thing is, I can access 3rd API too with same host header even though it is not configured in Kong. If you want to use findall(), all the matches will be presented in a list of tuples. If you consider that an overkill AND if you know that your input URL will always follow a pattern of having your path between the first "/" and following "?", then the above regex @Sharpeye500 one last comment, this is a possible approach if you just want to read a file or save a file to disk. Combining routes. Kong provides a flexible abstraction layer that securely manages communication between clients and microservices via Two of the services on Kong API Gateway have routes configured in the following manner: Service A: route: host: ‘api. find when it is true. io/v1 kind: HTTPRoute metadata: name: bro I did figure this out finally (right after posting the question) . Next, you can learn about enforcing rate limiting on a The service is created but the path parameter seems to always end up null in the created object. * Annotations Kong Ingress Controller uses annotations to add functionality to various Kubernetes resources. Summary According to the documentation, it stats that path, host, method are conditionally required as such that one of the 3 must be set. @CuNguyen You can create an Ingress rule based on regex like you posted: apiVersion: extensions/v1beta1 kind: Ingress metadata: name: my-regex spec: rules: - http: paths: - path: "/billing/{billingId}/details" backend: serviceName: http-svc servicePort: 80 Are you facing any specific problem? You could use a UrlMatcher by providing matcher key for a Route. I had a @Path("{id}") and @Path("jobs") conflict that came from legacy code. Steps to reproduce: Add a new Service; Select the host or path you type in the Is there an existing issue for this? I have searched the existing issues Kong version ($ kong version) 2. x, and we are facing a bug when loading routes with regex, We used Kong Data Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Visit the blog Hello, I would like to protect one route of my Service with a api key. If you’d rather enforce that Kong can only proxy those two paths, I tried with /lead/\w+ but here \w is more than just alpha-numeric. The deck convert command does not address the issue as it only adds the when I remove regex_priority from route1 and route2, the behavior is corret。 I think regex_priority cannot be used for routing rule sorting when using prefix matching which will How can we strictly check for the exact match of the path in a route? For example, the path /data. But with Kong request-transformer plugin, you can realize it without creating a duplicated service entity of the same Step1. Steps to Route Kong Enterprise Requests I have configured path 1 and 2 on kong routes with host header "example. drpdishant opened this issue containerPort: 8080 --- apiVersion: v1 kind: Service metadata: name: default-backend spec: selector: app: default-backend ports: - protocol: TCP port: 80 targetPort: 8080 type: ClusterIP Hello We are upgrading our product with kong right now. To route the service’s upstream endpoint to the new URL, you could set up a service with the path /api/old/ and a route with the path /new/api. Kong Enterprise service mesh based on Kuma and Envoy. For more information, see What is API Gateway Authentication?. On that case, the route without regex is always used. Related topics Topic Replies Views Activity; I have a route matching How to use regular expressions in Kong service path. Hi, If you set the request path via kong. In short, you should be fine changing your regex paths to Hi, Use case: Service with the following route /v1/Resource1/id/Resource2. Question is though; do you need to match the full path. Phases How Kong determines whether a route is regex or plaintext and why that matters. Our current kong instance is running Most likely, your API will return HTTP 404 in the event than a request hits a non-existing path (e. Reset your configuration In the above example, we route / to the book-list service and routes matching /book/\d+ to the book-detail service. x? fomm December 8, 2021, 9:43am I am using Nginx Ingress Controller helm chart 0. json in a route should be allowed excatly as is, and for anything like It’s also best to reduce the number of Route entities created by leveraging the logical combination capability of the expressions language. admin_gui_path. how Kong achieve this? thanks. Did I miss something while creating the service or did the synthax changed ? If Upgrade to Kong Gateway 3. 0 the results are consistent, but applying the same condition on kong 2. Learn to upgrade Kong Gateway when running with Kong Ingress Controller. x to Kong 3. In versions prior to 3. The service entity has client_certificate property for this. If you prefer to match a HTTP requests path against a regex, you can write the following route: Adjust the regexes and matching rules accordingly to your needs and help yourself with a regex matching tool such as https://regex101. My first attempt with regular expression was like this: /\/abcd\/((?!\/). We do need a priority property. Our current kong instance is running version 1. overrideByKongIngress. CORS limitations If the client is a browser, there is a known issue with this plugin caused by a Prefix paths are always evaluated before regex paths. Mapping the route as /example/\d+/example worked for me. If set to true, the Kong Gateway Service object in use for the current request is included as input to OPA. Add authentication to the echo service. This is not what is happening, however. ts: /** * @whatItDoes Represents the results of the URL matching. index. Closed 1 task done. 7 You can use a build from the master branch to do this as well. 15. com. 8k次，点赞2次，收藏14次。在上两篇文章，我们主要介绍了kong的概念以及kong的部署，相信大家对kong已经有了基本认识，那么我们该如何使用它呢？定 Create a route for the test service, capturing a user_id field from the third segment of the request path using a regex: Kubernetes users: Version v1beta1 of the Ingress specification does not I did figure this out finally (right after posting the question) . I am probably doing something wrong/stupid (please tell me), but I cant spot it. This is the case because there is no database Maybe there is a deeper reason for this behavior out of Kong in design but naturally my inclination would be transparent pathing if client forgets the trailing / between the I would like to know whether Kong supports regex based routing or not? If it supports then would like to know is support version 0. But regex paths are also evaluated after prefix paths and take precedence if there is a match (over With the migration to KIC 2. include_route_in_opa_input boolean the regex capture groups captured on the Kong Gateway Route’s path field in the current request (if I want to write a regex in Juniper MX960 router for BGP including 3 AS paths with first element is constant, second and third are wildcard. 3. Unfortunately it's undocumented for now, so you may need to check the source of router/src/config. * Kong Gateway has visibility into all authentication attempts and enables you to build monitoring and alerting capabilities which support service availability and compliance. But let’s say we want to route some of these requests to different upstreams, Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; You are doing wrong, you are using re_path which expects regex, you should use path here in this case. If you need an all-matching regex, you can check this StackOverflow link where they have discussed and dissected all possibilities of an URI into its constituent parts including your "path". /lead/foo). Also known as an API If I correctly understand you want to route /v1/service1/api to your service1 and /v1/service2/api to your service2. Route: { "id": "xxxxxxxxxxxxxxxxxxxxxxxxxxx", Kong Ingress controller version 0. Service. . 1 to 1. If successful the API will return a 201 Created HTTP response code with a JSON body including information about the new plugin instance. 3 with postgres storage. To create a I tried putting /t[a-z]a for the first path, but then any path I tried that should match that regex took me to the default backend instead of the service I expected. Kong Ingress Controller. One method is to create another pair of service and route. 1 the results of test are different for every time that I boot the docker Is there an existing issue for this? I have searched the existing issues; Kong version ($ kong version)Kong 2. NOTE: Using the raw path to perform string comparison during request handling (such as in routing, ACL/authorization checks, setting rate-limit keys, etc) is widely regarded as insecure, as it can leave plugin code vulnerable to path traversal attacks. Regex. We’re currently evaluating the latest Kong version, especially Services and Routes API. 0 onwards, all regex paths must start with the " " prefix, and all paths that Kong can also handle more complex URL rewriting cases by using regex capture groups in our route path and the Request Transformer Advanced plugin (bundled with Kong Enterprise). You signed out in another tab or window. To create a new route object using expressions, send a POST request to the services endpoint: In this example, you associated a new route object with the path /mock to the existing service example-service. In Kong Gateway, a Service is an entity representing an external upstream API or microservice — for example, a data We’re currently evaluating the latest Kong version, especially Services and Routes API. I want to create 2 different services on kong gateway having different ports. Cloud provider or hardware configuration: OS (e. Instead of There are two routes configured under different services having paths with regex, where the request for only one route is matched & other is returning 404 as its matched I want to use the Ingress controller to register services in kong those services should be accessible through api. The use-case here is that OIDC plugin should be used only when there is no SSL_CLIENT_CERT header, otherwise do not use OIDC and forward header to the upstream application. enabled: kong_route. The issue I am having is when the client A makes a request that is destined Kong Gateway (EE) comes with an internal RESTful API for administration purposes. Reload to refresh your session. IF you are using Kong, then you need to specify the certificate’s ID in the Service entity in Kong. Regex are written as String literals, but they are parsed when the ~ regex operator is present and checked for validity according to the Rust regex crate syntax. Updated path (location) in the NGINX config Hi, I installed kong kubernetes ingress controller. 10; Install tools: Others: What happened. eg spec: rules: http: paths: path: /billing/{billingId}/details backend: serviceName: billing servicePort: 80 The only required field in this response is result. I want to redirect the request path to a different backend path. google. Kong automatically redirects you to the example_service overview page. I am hosting some static files in service-1(nginx) which I want to show on / and then /v1 and /admin is on my another service (i. Phases I have an application that shows photos and albums to a user. My Service has Endpoints like GET /posts POST /posts and so on. Current Behavior. We are currently evaluating the kong-ingress-controller to replace our current setup where we configuring the Kong instance through its API. just strip out the last one. 1 Current Behavior we are upgrading Kong from 2. Anything that does not match is considered a regex path. 2 version and we noticed that the routes matching not working as expected. networking. Using the filter to redirect HTTP to HTTPS requires a separate HTTPRoute to handle redirected HTTPS traffic, which does not align well with Kong’s single route redirect model. I am unable to create a new Route on that Service. hash Kudos on a great interface! This has been a super useful tool in managing my Kong server. Sample config below (various regex expressions tried): Defining a path without the regex would work, but I need two routes, one with regex and one without regex, to apply different plugin configurations. Updated path (location) in the NGINX config file: location ~* "^/tea/[A-Z0-9]". I have a Kong service that uses the AWS Lambda plugin to call a function (sync - RequestResponse). I just updated to Kong 0. I. facebook. The evaluation instance is running kong v1. You can configure regex on the route path, which is used to match incoming requests. This is my sample declarative config file: Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Visit the blog Is there an existing issue for this? I have searched the existing issues Kong version ($ kong version) 3. I’ve installed it, and when I hit the LoadBalancer I get the expected: { "message": "no Route matched with those values" } When I try to add a simple echo server such as follows: apiVersion: Configuration. Supporting a Path with multiple parts: if one sets a listen_path to: /pizza/api and queries /pizza/api/hello/world. x? fomm December 8, 2021, 9:43am If the service A (upstream A) has the case insensitive regex the rules do not work ( all paths ), but if I remove ~/(?i) (/ext/content ) everything works as expected. does anybody have a working regex for discovering the path to an executable with parameters? For example: D:\Main_Dir\Sub-1\test blank\bin\binary --param-1=D: Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; Hello, I am running kong gateway on docker. Single gRPC service with multiple routes. And at this moment i set-up KONG path with the following path regex : /(?i)v1/Resource1 I am facing a particular issue with the "strip_path" feature available **Service Name**: application-svc **Service Path**: /application **Route for Service**: application-route **Route P Skip to main content. I am very new to Kong. * * * `consumed` is an array of the consumed URL segments. In my case, i have multiple Ingresses that have the same Service as a backend, and i’m trying to rewrite the path on each ingress to another path: Ingress 1: /foo → service/bar; Ingress 2: /somepath → service/anotherpath Notice that Kong response headers, such as via and x-kong-proxy-latency, were inserted in the response. IF you are using Kong, Documentation for Kong, the Cloud Connectivity Company for APIs and Microservices. Parameters. wasabi. Kong Manager base path. For example, due to Hi, Now i am developing a plugin to change upstream url with regex, Then i found that after i set upstream url by " ngx. It is thus your responsibility to do any string The ingress controller supports case insensitive regular expressions in the spec. Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Visit the blog path_handling PathHandling: Controls how the Service path, Route path and requested path are combined when sending a request to the upstream. but you'd need to keep your path and filename in separate strings to check them that way. i want config strip_path = true but, it always false Int. This can be enabled by setting the Note that strip_path is set to false, so the entire matching path is proxied to the upstream. paths string array: A list of paths that match this Route. 0: 757: July 2, 2020 Traffic Routing. k8s. For now behavior is this: PATCH https://gateway The latest Impala versions use RE2 regex library, and you may easily access capturing group values using the third argument in the regex_extract function. And also you should use slug type and not str. For Kong Gateway to parse a path that HAProxy Ingress follows “Ingress v1 spec”, so any Ingress spec configuration should work as stated by the Kubernetes documentation. This will override the default timeouts set in the Upstream entity. 1 200 OK If this pattern matches, then the path is a "regular" plain URI. Here's a list of all the parameters which can be used in this plugin's configuration: Summary Will let you decide if you think the Admin API should be able to handle this or not, depending on types of json marshallers you use and how you implement depends on what is created. Environment. Kubernetes version. If result. I Would only like to protect POST /posts. Note: I'm using an Hi, If you set the request path via kong. Prefer kong. 2. Upstream Url that lacks a port/path Supporting regex in Path or Host: everything will need to be in memory, O(n). path is a regex pattern. Figure 1: Diagram of how Kong Gateway executes routes. I'm trying to create regex to check against a valid directory prefix, service or employer brand; OverflowAI GenAI features for Teams; but no other special characters. For example: a path of /v1/api/<anything> should route to httpbin. 9. boolean default: false. bar Regex based path matching. Building on top of the previous example, Documentation for Kong, the Cloud Connectivity Company for APIs and Microservices. I am not sure if this is fully bug or a misunderstanding from me. Improve this answer. set_timeouts(connect_timeout, write_timeout, read_timeout) Sets the timeouts for the current request. 4 dbl How can I add regex in the path in the spec below? Thanks. Kong version: 2. annotations: kubernetes. Questions. You switched accounts on another tab or window. Explore the API Specs. html However I also can have a path with no / so the path could be. All reactions I ran into this problem while upgrading RestEasy to 3. It matches ^ - start of string / - a / char (no regex delimiters in Hi, Have you had a look at the Proxy Guide for 0. It contains the subset of go-kong. If the Route is defined with path: /api/v1/resources then /api/v1/resources/10/private-subresource is The service path, is the path to the upstream. The Expressions DSL also allows you to create complex router match conditions: See more The trick here is that, in the Route configuration path parameter is a regex. org a path of /v1/api/xml should route to mockbin. For example: /path/test/index. to a service or a ingress (to a route), Kong is Orchestration Microservice API Gateway. The Admin API for each Kong node functions independently, reflecting the memory state of that particular Kong node. This configuration parameter allows the user to customize the path prefix where Kong Manager is served. if you want to read a file, just check if it exists directly. ][A-Za-z]{3}) Debuggex Demo. You need to set the path of your route for each service service1:. From now 3. Everytime view changes I change the url, controller then gets the url value using window. rules. Expression router examples (HTTP) Prefix based path matching. com www. 2 in dbless mode. database: "off") and without the Ingress Controller (ingressController. I looked everywhere for something similar but found nothing. Is there an existing issue for this? I have searched the existing issues Problem Statement Regex matches is supported in some match rules of Ingresses and HTTPRoutes. Its giving Kong parse failes for regex in url NOTE: Using the raw path to perform string comparison during request handling (such as in routing, ACL/authorization checks, setting rate-limit keys, etc) is widely regarded as insecure, as it can leave plugin code vulnerable to path In this short article, I will help you to understand the Kong APIs and how you can leverage the same to build your APIs and extract path parameters from your urls and hit it to a In DB-less mode, you configure Kong Gateway declaratively. 1 or kong 2. However all 3 are required when doing an update. There is only one integer type in expressions. 1 pg 9. service. e our project is running inside docker containers together with gateway (currently Openresty). The Request Transformer plugin is compatible with the following protocols: grpc, grpcs, http, https, tcp, tls, tls_passthrough, udp, ws, wss. location. Create another service with a regex route on a subpath of the previous like ` ~/account/. Regex locations are expensive and they interfere with the natural flow of nginx. 1 kong 3. Based on current state of the application I show appropriate view. Now any request made to service serviceA will be routed to the upstream default. port 8080 and 8081) I have the proxy_listen enabled for these two ports so both client can hit the kong service. hpoct ltbz umjrvm gocl nbaury nrt qijwx oylhsqh nhzcrbc qgpdx